diff options
Diffstat (limited to 'host/lib')
187 files changed, 35875 insertions, 0 deletions
diff --git a/host/lib/CMakeLists.txt b/host/lib/CMakeLists.txt new file mode 100644 index 000000000..7a76ebd53 --- /dev/null +++ b/host/lib/CMakeLists.txt @@ -0,0 +1,112 @@ +# +# Copyright 2010-2011 Ettus Research LLC +# +# This program is free software: you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation, either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. +# + +######################################################################## +# Helpful Macros +######################################################################## +MACRO(LIBUHD_APPEND_SOURCES) + LIST(APPEND libuhd_sources ${ARGV}) +ENDMACRO(LIBUHD_APPEND_SOURCES) + +MACRO(LIBUHD_APPEND_LIBS) + LIST(APPEND libuhd_libs ${ARGV}) +ENDMACRO(LIBUHD_APPEND_LIBS) + +MACRO(LIBUHD_PYTHON_GEN_SOURCE pyfile outfile) + #ensure that the directory exists for outfile + GET_FILENAME_COMPONENT(outfile_dir ${outfile} PATH) + FILE(MAKE_DIRECTORY ${outfile_dir}) + + #make the outfile depend on the python script + ADD_CUSTOM_COMMAND( + OUTPUT ${outfile} DEPENDS ${pyfile} ${LIBUHD_PYTHON_GEN_SOURCE_DEPS} + COMMAND ${PYTHON_EXECUTABLE} -B ${pyfile} ${outfile} + COMMENT "Generating ${outfile}" + ) + + #make libuhd depend on the outfile + LIBUHD_APPEND_SOURCES(${outfile}) +ENDMACRO(LIBUHD_PYTHON_GEN_SOURCE) + +MACRO(INCLUDE_SUBDIRECTORY subdir) + #insert the current directories on the front of the list + LIST(INSERT _cmake_source_dirs 0 ${CMAKE_CURRENT_SOURCE_DIR}) + LIST(INSERT _cmake_binary_dirs 0 ${CMAKE_CURRENT_BINARY_DIR}) + + #set the current directories to the names of the subdirs + SET(CMAKE_CURRENT_SOURCE_DIR ${CMAKE_CURRENT_SOURCE_DIR}/${subdir}) + SET(CMAKE_CURRENT_BINARY_DIR ${CMAKE_CURRENT_BINARY_DIR}/${subdir}) + + #include the subdirectory CMakeLists to run it + FILE(MAKE_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}) + INCLUDE(${CMAKE_CURRENT_SOURCE_DIR}/CMakeLists.txt) + + #reset the value of the current directories + LIST(GET _cmake_source_dirs 0 CMAKE_CURRENT_SOURCE_DIR) + LIST(GET _cmake_binary_dirs 0 CMAKE_CURRENT_BINARY_DIR) + + #pop the subdir names of the front of the list + LIST(REMOVE_AT _cmake_source_dirs 0) + LIST(REMOVE_AT _cmake_binary_dirs 0) +ENDMACRO(INCLUDE_SUBDIRECTORY) + +######################################################################## +# Include subdirectories (different than add) +######################################################################## +INCLUDE_SUBDIRECTORY(ic_reg_maps) +INCLUDE_SUBDIRECTORY(types) +INCLUDE_SUBDIRECTORY(convert) +INCLUDE_SUBDIRECTORY(transport) +INCLUDE_SUBDIRECTORY(usrp) +INCLUDE_SUBDIRECTORY(utils) + +######################################################################## +# Setup UHD_VERSION_STRING for version.cpp +######################################################################## +CONFIGURE_FILE( + ${CMAKE_CURRENT_SOURCE_DIR}/version.cpp + ${CMAKE_CURRENT_BINARY_DIR}/version.cpp +@ONLY) + +######################################################################## +# Append to the list of sources for lib uhd +######################################################################## +LIBUHD_APPEND_SOURCES( + ${CMAKE_CURRENT_SOURCE_DIR}/deprecated.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/device.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/exception.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/property_tree.cpp + ${CMAKE_CURRENT_BINARY_DIR}/version.cpp +) + +######################################################################## +# Setup libuhd library +######################################################################## +ADD_LIBRARY(uhd SHARED ${libuhd_sources}) +TARGET_LINK_LIBRARIES(uhd ${Boost_LIBRARIES} ${libuhd_libs}) +SET_TARGET_PROPERTIES(uhd PROPERTIES DEFINE_SYMBOL "UHD_DLL_EXPORTS") +SET_TARGET_PROPERTIES(uhd PROPERTIES SOVERSION "${UHD_VERSION_MAJOR}") +SET_TARGET_PROPERTIES(uhd PROPERTIES VERSION "${UHD_VERSION_MAJOR}.${UHD_VERSION_MINOR}") +IF(DEFINED LIBUHD_OUTPUT_NAME) + SET_TARGET_PROPERTIES(uhd PROPERTIES OUTPUT_NAME ${LIBUHD_OUTPUT_NAME}) +ENDIF(DEFINED LIBUHD_OUTPUT_NAME) + +INSTALL(TARGETS uhd + LIBRARY DESTINATION ${LIBRARY_DIR} COMPONENT libraries # .so file + ARCHIVE DESTINATION ${LIBRARY_DIR} COMPONENT libraries # .lib file + RUNTIME DESTINATION ${RUNTIME_DIR} COMPONENT libraries # .dll file +) diff --git a/host/lib/convert/CMakeLists.txt b/host/lib/convert/CMakeLists.txt new file mode 100644 index 000000000..c42a0a434 --- /dev/null +++ b/host/lib/convert/CMakeLists.txt @@ -0,0 +1,120 @@ +# +# Copyright 2011-2012 Ettus Research LLC +# +# This program is free software: you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation, either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. +# + +######################################################################## +# This file included, use CMake directory variables +######################################################################## +INCLUDE(CheckIncludeFileCXX) +MESSAGE(STATUS "") + +######################################################################## +# Look for Orc support +######################################################################## +FIND_PACKAGE(PkgConfig) +IF(PKG_CONFIG_FOUND) +PKG_CHECK_MODULES(ORC "orc-0.4 > 0.4.11") +ENDIF(PKG_CONFIG_FOUND) + +FIND_PROGRAM(ORCC_EXECUTABLE orcc) + +LIBUHD_REGISTER_COMPONENT("ORC" ENABLE_ORC ON "ENABLE_LIBUHD;ORC_FOUND;ORCC_EXECUTABLE" OFF) + +IF(ENABLE_ORC) + INCLUDE_DIRECTORIES(${ORC_INCLUDE_DIRS}) + LINK_DIRECTORIES(${ORC_LIBRARY_DIRS}) + ENABLE_LANGUAGE(C) + + SET(orcc_src ${CMAKE_CURRENT_SOURCE_DIR}/convert_orc.orc) + + GET_FILENAME_COMPONENT(orc_file_name_we ${orcc_src} NAME_WE) + SET(orcc_gen ${CMAKE_CURRENT_BINARY_DIR}/${orc_file_name_we}.c) + MESSAGE(STATUS "Orc found, enabling Orc support.") + ADD_CUSTOM_COMMAND( + COMMAND ${ORCC_EXECUTABLE} --implementation -o ${orcc_gen} ${orcc_src} + DEPENDS ${orcc_src} OUTPUT ${orcc_gen} + ) + LIBUHD_APPEND_SOURCES(${orcc_gen}) + LIBUHD_APPEND_SOURCES( + ${CMAKE_CURRENT_SOURCE_DIR}/convert_with_orc.cpp + ) + LIBUHD_APPEND_LIBS(${ORC_LIBRARIES}) +ELSE(ENABLE_ORC) + MESSAGE(STATUS "Orc not found, disabling orc support.") +ENDIF(ENABLE_ORC) + +######################################################################## +# Check for SSE2 SIMD headers +######################################################################## +IF(CMAKE_COMPILER_IS_GNUCXX) + SET(EMMINTRIN_FLAGS -msse2) +ELSEIF(MSVC) + SET(EMMINTRIN_FLAGS /arch:SSE2) +ENDIF() + +SET(CMAKE_REQUIRED_FLAGS ${EMMINTRIN_FLAGS}) +CHECK_INCLUDE_FILE_CXX(emmintrin.h HAVE_EMMINTRIN_H) +UNSET(CMAKE_REQUIRED_FLAGS) + +IF(HAVE_EMMINTRIN_H) + SET(convert_with_sse2_sources + ${CMAKE_CURRENT_SOURCE_DIR}/convert_fc32_with_sse2.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/convert_fc64_with_sse2.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/convert_fc32_to_sc8_with_sse2.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/convert_fc64_to_sc8_with_sse2.cpp + ) + SET_SOURCE_FILES_PROPERTIES( + ${convert_with_sse2_sources} + PROPERTIES COMPILE_FLAGS "${EMMINTRIN_FLAGS}" + ) + LIBUHD_APPEND_SOURCES(${convert_with_sse2_sources}) +ENDIF(HAVE_EMMINTRIN_H) + +######################################################################## +# Check for NEON SIMD headers +######################################################################## +IF(CMAKE_COMPILER_IS_GNUCXX) + SET(NEON_FLAGS "-mfloat-abi=softfp -mfpu=neon") + SET(CMAKE_REQUIRED_FLAGS ${NEON_FLAGS}) + CHECK_INCLUDE_FILE_CXX(arm_neon.h HAVE_ARM_NEON_H) + UNSET(CMAKE_REQUIRED_FLAGS) +ENDIF(CMAKE_COMPILER_IS_GNUCXX) + +IF(HAVE_ARM_NEON_H) + SET_SOURCE_FILES_PROPERTIES( + ${CMAKE_CURRENT_SOURCE_DIR}/convert_with_neon.cpp + PROPERTIES COMPILE_FLAGS "${NEON_FLAGS}" + ) + LIBUHD_APPEND_SOURCES( + ${CMAKE_CURRENT_SOURCE_DIR}/convert_with_neon.cpp + ) +ENDIF() + +######################################################################## +# Convert types generation +######################################################################## +INCLUDE_DIRECTORIES(${CMAKE_CURRENT_SOURCE_DIR}) +INCLUDE_DIRECTORIES(${CMAKE_CURRENT_BINARY_DIR}) + +LIBUHD_PYTHON_GEN_SOURCE( + ${CMAKE_CURRENT_SOURCE_DIR}/gen_convert_general.py + ${CMAKE_CURRENT_BINARY_DIR}/convert_general.cpp +) + +LIBUHD_APPEND_SOURCES( + ${CMAKE_CURRENT_SOURCE_DIR}/convert_with_tables.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/convert_impl.cpp +) diff --git a/host/lib/convert/convert_common.hpp b/host/lib/convert/convert_common.hpp new file mode 100644 index 000000000..55bc2e99d --- /dev/null +++ b/host/lib/convert/convert_common.hpp @@ -0,0 +1,241 @@ +// +// Copyright 2011-2012 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#ifndef INCLUDED_LIBUHD_CONVERT_COMMON_HPP +#define INCLUDED_LIBUHD_CONVERT_COMMON_HPP + +#include <uhd/convert.hpp> +#include <uhd/utils/static.hpp> +#include <boost/cstdint.hpp> +#include <complex> + +#define _DECLARE_CONVERTER(name, in_form, num_in, out_form, num_out, prio) \ + struct name : public uhd::convert::converter{ \ + static sptr make(void){return sptr(new name());} \ + double scale_factor; \ + void set_scalar(const double s){scale_factor = s;} \ + void operator()(const input_type&, const output_type&, const size_t); \ + }; \ + UHD_STATIC_BLOCK(__register_##name##_##prio){ \ + uhd::convert::id_type id; \ + id.input_format = #in_form; \ + id.num_inputs = num_in; \ + id.output_format = #out_form; \ + id.num_outputs = num_out; \ + uhd::convert::register_converter(id, &name::make, prio); \ + } \ + void name::operator()( \ + const input_type &inputs, const output_type &outputs, const size_t nsamps \ + ) + +#define DECLARE_CONVERTER(in_form, num_in, out_form, num_out, prio) \ + _DECLARE_CONVERTER(__convert_##in_form##_##num_in##_##out_form##_##num_out##_##prio, in_form, num_in, out_form, num_out, prio) + +/*********************************************************************** + * Setup priorities + **********************************************************************/ +static const int PRIORITY_GENERAL = 0; +static const int PRIORITY_EMPTY = -1; + +#ifdef __ARM_NEON__ +static const int PRIORITY_LIBORC = 3; +static const int PRIORITY_SIMD = 1; //neon conversions could be implemented better, orc wins +static const int PRIORITY_TABLE = 2; //tables require large cache, so they are slower on arm +#else +static const int PRIORITY_LIBORC = 1; +static const int PRIORITY_SIMD = 2; +static const int PRIORITY_TABLE = 3; +#endif + +/*********************************************************************** + * Typedefs + **********************************************************************/ +typedef std::complex<double> fc64_t; +typedef std::complex<float> fc32_t; +typedef std::complex<boost::int32_t> sc32_t; +typedef std::complex<boost::int16_t> sc16_t; +typedef std::complex<boost::int8_t> sc8_t; +typedef double f64_t; +typedef float f32_t; +typedef boost::int32_t s32_t; +typedef boost::int16_t s16_t; +typedef boost::int8_t s8_t; + +typedef boost::uint32_t item32_t; + +/*********************************************************************** + * Convert complex short buffer to items32 sc16 + **********************************************************************/ +static UHD_INLINE item32_t sc16_to_item32_sc16(sc16_t num, double){ + boost::uint16_t real = num.real(); + boost::uint16_t imag = num.imag(); + return (item32_t(real) << 16) | (item32_t(imag) << 0); +} + +/*********************************************************************** + * Convert items32 sc16 buffer to complex short + **********************************************************************/ +static UHD_INLINE sc16_t item32_sc16_to_sc16(item32_t item, double){ + return sc16_t( + boost::int16_t(item >> 16), + boost::int16_t(item >> 0) + ); +} + +/*********************************************************************** + * Convert complex float buffer to items32 sc16 + **********************************************************************/ +static UHD_INLINE item32_t fc32_to_item32_sc16(fc32_t num, double scale_factor){ + boost::uint16_t real = boost::int16_t(num.real()*float(scale_factor)); + boost::uint16_t imag = boost::int16_t(num.imag()*float(scale_factor)); + return (item32_t(real) << 16) | (item32_t(imag) << 0); +} + +/*********************************************************************** + * Convert items32 sc16 buffer to complex float + **********************************************************************/ +static UHD_INLINE fc32_t item32_sc16_to_fc32(item32_t item, double scale_factor){ + return fc32_t( + float(boost::int16_t(item >> 16)*float(scale_factor)), + float(boost::int16_t(item >> 0)*float(scale_factor)) + ); +} + +/*********************************************************************** + * Convert complex double buffer to items32 sc16 + **********************************************************************/ +static UHD_INLINE item32_t fc64_to_item32_sc16(fc64_t num, double scale_factor){ + boost::uint16_t real = boost::int16_t(num.real()*scale_factor); + boost::uint16_t imag = boost::int16_t(num.imag()*scale_factor); + return (item32_t(real) << 16) | (item32_t(imag) << 0); +} + +/*********************************************************************** + * Convert items32 sc16 buffer to complex double + **********************************************************************/ +static UHD_INLINE fc64_t item32_sc16_to_fc64(item32_t item, double scale_factor){ + return fc64_t( + float(boost::int16_t(item >> 16)*scale_factor), + float(boost::int16_t(item >> 0)*scale_factor) + ); +} + +/*********************************************************************** + * Convert items32 sc8 buffer to complex char + **********************************************************************/ +static UHD_INLINE void item32_sc8_to_sc8(item32_t item, sc8_t &out0, sc8_t &out1, double){ + out0 = sc8_t( + boost::int8_t(item >> 8), + boost::int8_t(item >> 0) + ); + out1 = sc8_t( + boost::int8_t(item >> 24), + boost::int8_t(item >> 16) + ); +} + +/*********************************************************************** + * Convert items32 sc8 buffer to complex short + **********************************************************************/ +static UHD_INLINE void item32_sc8_to_sc16(item32_t item, sc16_t &out0, sc16_t &out1, double){ + out0 = sc16_t( + boost::int8_t(item >> 8), + boost::int8_t(item >> 0) + ); + out1 = sc16_t( + boost::int8_t(item >> 24), + boost::int8_t(item >> 16) + ); +} + +/*********************************************************************** + * Convert items32 sc8 buffer to complex float + **********************************************************************/ +static UHD_INLINE void item32_sc8_to_fc32(item32_t item, fc32_t &out0, fc32_t &out1, double scale_factor){ + out0 = fc32_t( + float(boost::int8_t(item >> 8)*float(scale_factor)), + float(boost::int8_t(item >> 0)*float(scale_factor)) + ); + out1 = fc32_t( + float(boost::int8_t(item >> 24)*float(scale_factor)), + float(boost::int8_t(item >> 16)*float(scale_factor)) + ); +} + +/*********************************************************************** + * Convert items32 sc8 buffer to complex double + **********************************************************************/ +static UHD_INLINE void item32_sc8_to_fc64(item32_t item, fc64_t &out0, fc64_t &out1, double scale_factor){ + out0 = fc64_t( + float(boost::int8_t(item >> 8)*scale_factor), + float(boost::int8_t(item >> 0)*scale_factor) + ); + out1 = fc64_t( + float(boost::int8_t(item >> 24)*scale_factor), + float(boost::int8_t(item >> 16)*scale_factor) + ); +} + +/*********************************************************************** + * Convert complex char to items32 sc8 buffer + **********************************************************************/ +static UHD_INLINE item32_t sc8_to_item32_sc8(sc8_t in0, sc8_t in1, double){ + return + (item32_t(boost::uint8_t(in0.real())) << 8) | + (item32_t(boost::uint8_t(in0.imag())) << 0) | + (item32_t(boost::uint8_t(in1.real())) << 24) | + (item32_t(boost::uint8_t(in1.imag())) << 16) + ; +} + +/*********************************************************************** + * Convert complex short to items32 sc8 buffer + **********************************************************************/ +static UHD_INLINE item32_t sc16_to_item32_sc8(sc16_t in0, sc16_t in1, double){ + return + (item32_t(boost::uint8_t(in0.real())) << 8) | + (item32_t(boost::uint8_t(in0.imag())) << 0) | + (item32_t(boost::uint8_t(in1.real())) << 24) | + (item32_t(boost::uint8_t(in1.imag())) << 16) + ; +} + +/*********************************************************************** + * Convert complex float to items32 sc8 buffer + **********************************************************************/ +static UHD_INLINE item32_t fc32_to_item32_sc8(fc32_t in0, fc32_t in1, double scale_factor){ + return + (item32_t(boost::uint8_t(in0.real()*float(scale_factor))) << 8) | + (item32_t(boost::uint8_t(in0.imag()*float(scale_factor))) << 0) | + (item32_t(boost::uint8_t(in1.real()*float(scale_factor))) << 24) | + (item32_t(boost::uint8_t(in1.imag()*float(scale_factor))) << 16) + ; +} + +/*********************************************************************** + * Convert complex double to items32 sc8 buffer + **********************************************************************/ +static UHD_INLINE item32_t fc64_to_item32_sc8(fc64_t in0, fc64_t in1, double scale_factor){ + return + (item32_t(boost::uint8_t(in0.real()*(scale_factor))) << 8) | + (item32_t(boost::uint8_t(in0.imag()*(scale_factor))) << 0) | + (item32_t(boost::uint8_t(in1.real()*(scale_factor))) << 24) | + (item32_t(boost::uint8_t(in1.imag()*(scale_factor))) << 16) + ; +} + +#endif /* INCLUDED_LIBUHD_CONVERT_COMMON_HPP */ diff --git a/host/lib/convert/convert_fc32_to_sc8_with_sse2.cpp b/host/lib/convert/convert_fc32_to_sc8_with_sse2.cpp new file mode 100644 index 000000000..b633f487c --- /dev/null +++ b/host/lib/convert/convert_fc32_to_sc8_with_sse2.cpp @@ -0,0 +1,150 @@ +// +// Copyright 2012 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include "convert_common.hpp" +#include <uhd/utils/byteswap.hpp> +#include <emmintrin.h> + +using namespace uhd::convert; + +UHD_INLINE __m128i pack_sc32_4x_be( + const __m128 &in0, const __m128 &in1, + const __m128 &in2, const __m128 &in3, + const __m128 &scalar +){ + __m128i tmpi0 = _mm_cvtps_epi32(_mm_mul_ps(in0, scalar)); + tmpi0 = _mm_shuffle_epi32(tmpi0, _MM_SHUFFLE(1, 0, 3, 2)); + __m128i tmpi1 = _mm_cvtps_epi32(_mm_mul_ps(in1, scalar)); + tmpi1 = _mm_shuffle_epi32(tmpi1, _MM_SHUFFLE(1, 0, 3, 2)); + const __m128i lo = _mm_packs_epi32(tmpi0, tmpi1); + + __m128i tmpi2 = _mm_cvtps_epi32(_mm_mul_ps(in2, scalar)); + tmpi2 = _mm_shuffle_epi32(tmpi2, _MM_SHUFFLE(1, 0, 3, 2)); + __m128i tmpi3 = _mm_cvtps_epi32(_mm_mul_ps(in3, scalar)); + tmpi3 = _mm_shuffle_epi32(tmpi3, _MM_SHUFFLE(1, 0, 3, 2)); + const __m128i hi = _mm_packs_epi32(tmpi2, tmpi3); + + return _mm_packs_epi16(lo, hi); +} + +UHD_INLINE __m128i pack_sc32_4x_le( + const __m128 &in0, const __m128 &in1, + const __m128 &in2, const __m128 &in3, + const __m128 &scalar +){ + __m128i tmpi0 = _mm_cvtps_epi32(_mm_mul_ps(in0, scalar)); + tmpi0 = _mm_shuffle_epi32(tmpi0, _MM_SHUFFLE(2, 3, 0, 1)); + __m128i tmpi1 = _mm_cvtps_epi32(_mm_mul_ps(in1, scalar)); + tmpi1 = _mm_shuffle_epi32(tmpi1, _MM_SHUFFLE(2, 3, 0, 1)); + const __m128i lo = _mm_packs_epi32(tmpi0, tmpi1); + + __m128i tmpi2 = _mm_cvtps_epi32(_mm_mul_ps(in2, scalar)); + tmpi2 = _mm_shuffle_epi32(tmpi2, _MM_SHUFFLE(2, 3, 0, 1)); + __m128i tmpi3 = _mm_cvtps_epi32(_mm_mul_ps(in3, scalar)); + tmpi3 = _mm_shuffle_epi32(tmpi3, _MM_SHUFFLE(2, 3, 0, 1)); + const __m128i hi = _mm_packs_epi32(tmpi2, tmpi3); + + return _mm_packs_epi16(lo, hi); +} + +DECLARE_CONVERTER(fc32, 1, sc8_item32_be, 1, PRIORITY_SIMD){ + const fc32_t *input = reinterpret_cast<const fc32_t *>(inputs[0]); + item32_t *output = reinterpret_cast<item32_t *>(outputs[0]); + + const __m128 scalar = _mm_set_ps1(float(scale_factor)); + + #define convert_fc32_1_to_sc8_item32_1_bswap_guts(_al_) \ + for (size_t j = 0; i+7 < nsamps; i+=8, j+=4){ \ + /* load from input */ \ + __m128 tmp0 = _mm_load ## _al_ ## ps(reinterpret_cast<const float *>(input+i+0)); \ + __m128 tmp1 = _mm_load ## _al_ ## ps(reinterpret_cast<const float *>(input+i+2)); \ + __m128 tmp2 = _mm_load ## _al_ ## ps(reinterpret_cast<const float *>(input+i+4)); \ + __m128 tmp3 = _mm_load ## _al_ ## ps(reinterpret_cast<const float *>(input+i+6)); \ + \ + /* convert */ \ + const __m128i tmpi = pack_sc32_4x_be(tmp0, tmp1, tmp2, tmp3, scalar); \ + \ + /* store to output */ \ + _mm_storeu_si128(reinterpret_cast<__m128i *>(output+j), tmpi); \ + } \ + + size_t i = 0; + + //dispatch according to alignment + if ((size_t(input) & 0xf) == 0){ + convert_fc32_1_to_sc8_item32_1_bswap_guts(_) + } + else{ + convert_fc32_1_to_sc8_item32_1_bswap_guts(u_) + } + + //convert remainder + const size_t num_pairs = nsamps/2; + for (size_t j = i/2; j < num_pairs; j++, i+=2){ + const item32_t item = fc32_to_item32_sc8(input[i], input[i+1], scale_factor); + output[j] = uhd::byteswap(item); + } + + if (nsamps != num_pairs*2){ + const item32_t item = fc32_to_item32_sc8(input[nsamps-1], 0, scale_factor); + output[num_pairs] = uhd::byteswap(item); + } +} + +DECLARE_CONVERTER(fc32, 1, sc8_item32_le, 1, PRIORITY_SIMD){ + const fc32_t *input = reinterpret_cast<const fc32_t *>(inputs[0]); + item32_t *output = reinterpret_cast<item32_t *>(outputs[0]); + + const __m128 scalar = _mm_set_ps1(float(scale_factor)); + + #define convert_fc32_1_to_sc8_item32_1_nswap_guts(_al_) \ + for (size_t j = 0; i+7 < nsamps; i+=8, j+=4){ \ + /* load from input */ \ + __m128 tmp0 = _mm_load ## _al_ ## ps(reinterpret_cast<const float *>(input+i+0)); \ + __m128 tmp1 = _mm_load ## _al_ ## ps(reinterpret_cast<const float *>(input+i+2)); \ + __m128 tmp2 = _mm_load ## _al_ ## ps(reinterpret_cast<const float *>(input+i+4)); \ + __m128 tmp3 = _mm_load ## _al_ ## ps(reinterpret_cast<const float *>(input+i+6)); \ + \ + /* convert */ \ + const __m128i tmpi = pack_sc32_4x_le(tmp0, tmp1, tmp2, tmp3, scalar); \ + \ + /* store to output */ \ + _mm_storeu_si128(reinterpret_cast<__m128i *>(output+j), tmpi); \ + } \ + + size_t i = 0; + + //dispatch according to alignment + if ((size_t(input) & 0xf) == 0){ + convert_fc32_1_to_sc8_item32_1_nswap_guts(_) + } + else{ + convert_fc32_1_to_sc8_item32_1_nswap_guts(u_) + } + + //convert remainder + const size_t num_pairs = nsamps/2; + for (size_t j = i/2; j < num_pairs; j++, i+=2){ + const item32_t item = fc32_to_item32_sc8(input[i], input[i+1], scale_factor); + output[j] = (item); + } + + if (nsamps != num_pairs*2){ + const item32_t item = fc32_to_item32_sc8(input[nsamps-1], 0, scale_factor); + output[num_pairs] = (item); + } +} diff --git a/host/lib/convert/convert_fc32_with_sse2.cpp b/host/lib/convert/convert_fc32_with_sse2.cpp new file mode 100644 index 000000000..97a3e8cdc --- /dev/null +++ b/host/lib/convert/convert_fc32_with_sse2.cpp @@ -0,0 +1,196 @@ +// +// Copyright 2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include "convert_common.hpp" +#include <uhd/utils/byteswap.hpp> +#include <emmintrin.h> + +using namespace uhd::convert; + +DECLARE_CONVERTER(fc32, 1, sc16_item32_le, 1, PRIORITY_SIMD){ + const fc32_t *input = reinterpret_cast<const fc32_t *>(inputs[0]); + item32_t *output = reinterpret_cast<item32_t *>(outputs[0]); + + const __m128 scalar = _mm_set_ps1(float(scale_factor)); + + #define convert_fc32_1_to_item32_1_nswap_guts(_al_) \ + for (; i+3 < nsamps; i+=4){ \ + /* load from input */ \ + __m128 tmplo = _mm_load ## _al_ ## ps(reinterpret_cast<const float *>(input+i+0)); \ + __m128 tmphi = _mm_load ## _al_ ## ps(reinterpret_cast<const float *>(input+i+2)); \ + \ + /* convert and scale */ \ + __m128i tmpilo = _mm_cvtps_epi32(_mm_mul_ps(tmplo, scalar)); \ + __m128i tmpihi = _mm_cvtps_epi32(_mm_mul_ps(tmphi, scalar)); \ + \ + /* pack + swap 16-bit pairs */ \ + __m128i tmpi = _mm_packs_epi32(tmpilo, tmpihi); \ + tmpi = _mm_shufflelo_epi16(tmpi, _MM_SHUFFLE(2, 3, 0, 1)); \ + tmpi = _mm_shufflehi_epi16(tmpi, _MM_SHUFFLE(2, 3, 0, 1)); \ + \ + /* store to output */ \ + _mm_storeu_si128(reinterpret_cast<__m128i *>(output+i), tmpi); \ + } \ + + size_t i = 0; + + //dispatch according to alignment + switch (size_t(input) & 0xf){ + case 0x8: + output[i] = fc32_to_item32_sc16(input[i], float(scale_factor)); i++; + case 0x0: + convert_fc32_1_to_item32_1_nswap_guts(_) + break; + default: convert_fc32_1_to_item32_1_nswap_guts(u_) + } + + //convert remainder + for (; i < nsamps; i++){ + output[i] = fc32_to_item32_sc16(input[i], float(scale_factor)); + } +} + +DECLARE_CONVERTER(fc32, 1, sc16_item32_be, 1, PRIORITY_SIMD){ + const fc32_t *input = reinterpret_cast<const fc32_t *>(inputs[0]); + item32_t *output = reinterpret_cast<item32_t *>(outputs[0]); + + const __m128 scalar = _mm_set_ps1(float(scale_factor)); + + #define convert_fc32_1_to_item32_1_bswap_guts(_al_) \ + for (; i+3 < nsamps; i+=4){ \ + /* load from input */ \ + __m128 tmplo = _mm_load ## _al_ ## ps(reinterpret_cast<const float *>(input+i+0)); \ + __m128 tmphi = _mm_load ## _al_ ## ps(reinterpret_cast<const float *>(input+i+2)); \ + \ + /* convert and scale */ \ + __m128i tmpilo = _mm_cvtps_epi32(_mm_mul_ps(tmplo, scalar)); \ + __m128i tmpihi = _mm_cvtps_epi32(_mm_mul_ps(tmphi, scalar)); \ + \ + /* pack + byteswap -> byteswap 16 bit words */ \ + __m128i tmpi = _mm_packs_epi32(tmpilo, tmpihi); \ + tmpi = _mm_or_si128(_mm_srli_epi16(tmpi, 8), _mm_slli_epi16(tmpi, 8)); \ + \ + /* store to output */ \ + _mm_storeu_si128(reinterpret_cast<__m128i *>(output+i), tmpi); \ + } \ + + size_t i = 0; + + //dispatch according to alignment + switch (size_t(input) & 0xf){ + case 0x8: + output[i] = uhd::byteswap(fc32_to_item32_sc16(input[i], float(scale_factor))); i++; + case 0x0: + convert_fc32_1_to_item32_1_bswap_guts(_) + break; + default: convert_fc32_1_to_item32_1_bswap_guts(u_) + } + + //convert remainder + for (; i < nsamps; i++){ + output[i] = uhd::byteswap(fc32_to_item32_sc16(input[i], float(scale_factor))); + } +} + +DECLARE_CONVERTER(sc16_item32_le, 1, fc32, 1, PRIORITY_SIMD){ + const item32_t *input = reinterpret_cast<const item32_t *>(inputs[0]); + fc32_t *output = reinterpret_cast<fc32_t *>(outputs[0]); + + const __m128 scalar = _mm_set_ps1(float(scale_factor)/(1 << 16)); + const __m128i zeroi = _mm_setzero_si128(); + + #define convert_item32_1_to_fc32_1_nswap_guts(_al_) \ + for (; i+3 < nsamps; i+=4){ \ + /* load from input */ \ + __m128i tmpi = _mm_loadu_si128(reinterpret_cast<const __m128i *>(input+i)); \ + \ + /* unpack + swap 16-bit pairs */ \ + tmpi = _mm_shufflelo_epi16(tmpi, _MM_SHUFFLE(2, 3, 0, 1)); \ + tmpi = _mm_shufflehi_epi16(tmpi, _MM_SHUFFLE(2, 3, 0, 1)); \ + __m128i tmpilo = _mm_unpacklo_epi16(zeroi, tmpi); /* value in upper 16 bits */ \ + __m128i tmpihi = _mm_unpackhi_epi16(zeroi, tmpi); \ + \ + /* convert and scale */ \ + __m128 tmplo = _mm_mul_ps(_mm_cvtepi32_ps(tmpilo), scalar); \ + __m128 tmphi = _mm_mul_ps(_mm_cvtepi32_ps(tmpihi), scalar); \ + \ + /* store to output */ \ + _mm_store ## _al_ ## ps(reinterpret_cast<float *>(output+i+0), tmplo); \ + _mm_store ## _al_ ## ps(reinterpret_cast<float *>(output+i+2), tmphi); \ + } \ + + size_t i = 0; + + //dispatch according to alignment + switch (size_t(output) & 0xf){ + case 0x8: + output[i] = item32_sc16_to_fc32(input[i], float(scale_factor)); i++; + case 0x0: + convert_item32_1_to_fc32_1_nswap_guts(_) + break; + default: convert_item32_1_to_fc32_1_nswap_guts(u_) + } + + //convert remainder + for (; i < nsamps; i++){ + output[i] = item32_sc16_to_fc32(input[i], float(scale_factor)); + } +} + +DECLARE_CONVERTER(sc16_item32_be, 1, fc32, 1, PRIORITY_SIMD){ + const item32_t *input = reinterpret_cast<const item32_t *>(inputs[0]); + fc32_t *output = reinterpret_cast<fc32_t *>(outputs[0]); + + const __m128 scalar = _mm_set_ps1(float(scale_factor)/(1 << 16)); + const __m128i zeroi = _mm_setzero_si128(); + + #define convert_item32_1_to_fc32_1_bswap_guts(_al_) \ + for (; i+3 < nsamps; i+=4){ \ + /* load from input */ \ + __m128i tmpi = _mm_loadu_si128(reinterpret_cast<const __m128i *>(input+i)); \ + \ + /* byteswap + unpack -> byteswap 16 bit words */ \ + tmpi = _mm_or_si128(_mm_srli_epi16(tmpi, 8), _mm_slli_epi16(tmpi, 8)); \ + __m128i tmpilo = _mm_unpacklo_epi16(zeroi, tmpi); /* value in upper 16 bits */ \ + __m128i tmpihi = _mm_unpackhi_epi16(zeroi, tmpi); \ + \ + /* convert and scale */ \ + __m128 tmplo = _mm_mul_ps(_mm_cvtepi32_ps(tmpilo), scalar); \ + __m128 tmphi = _mm_mul_ps(_mm_cvtepi32_ps(tmpihi), scalar); \ + \ + /* store to output */ \ + _mm_store ## _al_ ## ps(reinterpret_cast<float *>(output+i+0), tmplo); \ + _mm_store ## _al_ ## ps(reinterpret_cast<float *>(output+i+2), tmphi); \ + } \ + + size_t i = 0; + + //dispatch according to alignment + switch (size_t(output) & 0xf){ + case 0x8: + output[i] = item32_sc16_to_fc32(uhd::byteswap(input[i]), float(scale_factor)); i++; + case 0x0: + convert_item32_1_to_fc32_1_bswap_guts(_) + break; + default: convert_item32_1_to_fc32_1_bswap_guts(u_) + } + + //convert remainder + for (; i < nsamps; i++){ + output[i] = item32_sc16_to_fc32(uhd::byteswap(input[i]), float(scale_factor)); + } +} diff --git a/host/lib/convert/convert_fc64_to_sc8_with_sse2.cpp b/host/lib/convert/convert_fc64_to_sc8_with_sse2.cpp new file mode 100644 index 000000000..405850601 --- /dev/null +++ b/host/lib/convert/convert_fc64_to_sc8_with_sse2.cpp @@ -0,0 +1,156 @@ +// +// Copyright 2012 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include "convert_common.hpp" +#include <uhd/utils/byteswap.hpp> +#include <emmintrin.h> + +using namespace uhd::convert; + +UHD_INLINE __m128i pack_sc8_item32_4x( + const __m128i &in0, const __m128i &in1, + const __m128i &in2, const __m128i &in3 +){ + const __m128i lo = _mm_packs_epi32(in0, in1); + const __m128i hi = _mm_packs_epi32(in2, in3); + return _mm_packs_epi16(lo, hi); +} + +UHD_INLINE __m128i pack_sc32_4x_be( + const __m128d &lo, const __m128d &hi, + const __m128d &scalar +){ + const __m128i tmpi_lo = _mm_cvttpd_epi32(_mm_mul_pd(hi, scalar)); + const __m128i tmpi_hi = _mm_cvttpd_epi32(_mm_mul_pd(lo, scalar)); + return _mm_unpacklo_epi64(tmpi_lo, tmpi_hi); +} + +UHD_INLINE __m128i pack_sc32_4x_le( + const __m128d &lo, const __m128d &hi, + const __m128d &scalar +){ + const __m128i tmpi_lo = _mm_cvttpd_epi32(_mm_mul_pd(lo, scalar)); + const __m128i tmpi_hi = _mm_cvttpd_epi32(_mm_mul_pd(hi, scalar)); + const __m128i tmpi = _mm_unpacklo_epi64(tmpi_lo, tmpi_hi); + return _mm_shuffle_epi32(tmpi, _MM_SHUFFLE(2, 3, 0, 1)); +} + +DECLARE_CONVERTER(fc64, 1, sc8_item32_be, 1, PRIORITY_SIMD){ + const fc64_t *input = reinterpret_cast<const fc64_t *>(inputs[0]); + item32_t *output = reinterpret_cast<item32_t *>(outputs[0]); + + const __m128d scalar = _mm_set1_pd(scale_factor); + + #define convert_fc64_1_to_sc8_item32_1_bswap_guts(_al_) \ + for (size_t j = 0; i+7 < nsamps; i+=8, j+=4){ \ + /* load from input */ \ + __m128d tmp0 = _mm_load ## _al_ ## pd(reinterpret_cast<const double *>(input+i+0)); \ + __m128d tmp1 = _mm_load ## _al_ ## pd(reinterpret_cast<const double *>(input+i+1)); \ + __m128d tmp2 = _mm_load ## _al_ ## pd(reinterpret_cast<const double *>(input+i+2)); \ + __m128d tmp3 = _mm_load ## _al_ ## pd(reinterpret_cast<const double *>(input+i+3)); \ + __m128d tmp4 = _mm_load ## _al_ ## pd(reinterpret_cast<const double *>(input+i+4)); \ + __m128d tmp5 = _mm_load ## _al_ ## pd(reinterpret_cast<const double *>(input+i+5)); \ + __m128d tmp6 = _mm_load ## _al_ ## pd(reinterpret_cast<const double *>(input+i+6)); \ + __m128d tmp7 = _mm_load ## _al_ ## pd(reinterpret_cast<const double *>(input+i+7)); \ + \ + /* interleave */ \ + const __m128i tmpi = pack_sc8_item32_4x( \ + pack_sc32_4x_be(tmp0, tmp1, scalar), \ + pack_sc32_4x_be(tmp2, tmp3, scalar), \ + pack_sc32_4x_be(tmp4, tmp5, scalar), \ + pack_sc32_4x_be(tmp6, tmp7, scalar) \ + ); \ + \ + /* store to output */ \ + _mm_storeu_si128(reinterpret_cast<__m128i *>(output+j), tmpi); \ + } \ + + size_t i = 0; + + //dispatch according to alignment + if ((size_t(input) & 0xf) == 0){ + convert_fc64_1_to_sc8_item32_1_bswap_guts(_) + } + else{ + convert_fc64_1_to_sc8_item32_1_bswap_guts(u_) + } + + //convert remainder + const size_t num_pairs = nsamps/2; + for (size_t j = i/2; j < num_pairs; j++, i+=2){ + const item32_t item = fc64_to_item32_sc8(input[i], input[i+1], scale_factor); + output[j] = uhd::byteswap(item); + } + + if (nsamps != num_pairs*2){ + const item32_t item = fc64_to_item32_sc8(input[nsamps-1], 0, scale_factor); + output[num_pairs] = uhd::byteswap(item); + } +} + +DECLARE_CONVERTER(fc64, 1, sc8_item32_le, 1, PRIORITY_SIMD){ + const fc64_t *input = reinterpret_cast<const fc64_t *>(inputs[0]); + item32_t *output = reinterpret_cast<item32_t *>(outputs[0]); + + const __m128d scalar = _mm_set1_pd(scale_factor); + + #define convert_fc64_1_to_sc8_item32_1_nswap_guts(_al_) \ + for (size_t j = 0; i+7 < nsamps; i+=8, j+=4){ \ + /* load from input */ \ + __m128d tmp0 = _mm_load ## _al_ ## pd(reinterpret_cast<const double *>(input+i+0)); \ + __m128d tmp1 = _mm_load ## _al_ ## pd(reinterpret_cast<const double *>(input+i+1)); \ + __m128d tmp2 = _mm_load ## _al_ ## pd(reinterpret_cast<const double *>(input+i+2)); \ + __m128d tmp3 = _mm_load ## _al_ ## pd(reinterpret_cast<const double *>(input+i+3)); \ + __m128d tmp4 = _mm_load ## _al_ ## pd(reinterpret_cast<const double *>(input+i+4)); \ + __m128d tmp5 = _mm_load ## _al_ ## pd(reinterpret_cast<const double *>(input+i+5)); \ + __m128d tmp6 = _mm_load ## _al_ ## pd(reinterpret_cast<const double *>(input+i+6)); \ + __m128d tmp7 = _mm_load ## _al_ ## pd(reinterpret_cast<const double *>(input+i+7)); \ + \ + /* interleave */ \ + const __m128i tmpi = pack_sc8_item32_4x( \ + pack_sc32_4x_le(tmp0, tmp1, scalar), \ + pack_sc32_4x_le(tmp2, tmp3, scalar), \ + pack_sc32_4x_le(tmp4, tmp5, scalar), \ + pack_sc32_4x_le(tmp6, tmp7, scalar) \ + ); \ + \ + /* store to output */ \ + _mm_storeu_si128(reinterpret_cast<__m128i *>(output+j), tmpi); \ + } \ + + size_t i = 0; + + //dispatch according to alignment + if ((size_t(input) & 0xf) == 0){ + convert_fc64_1_to_sc8_item32_1_nswap_guts(_) + } + else{ + convert_fc64_1_to_sc8_item32_1_nswap_guts(u_) + } + + //convert remainder + const size_t num_pairs = nsamps/2; + for (size_t j = i/2; j < num_pairs; j++, i+=2){ + const item32_t item = fc64_to_item32_sc8(input[i], input[i+1], scale_factor); + output[j] = (item); + } + + if (nsamps != num_pairs*2){ + const item32_t item = fc64_to_item32_sc8(input[nsamps-1], 0, scale_factor); + output[num_pairs] = (item); + } +} diff --git a/host/lib/convert/convert_fc64_with_sse2.cpp b/host/lib/convert/convert_fc64_with_sse2.cpp new file mode 100644 index 000000000..6e097e380 --- /dev/null +++ b/host/lib/convert/convert_fc64_with_sse2.cpp @@ -0,0 +1,212 @@ +// +// Copyright 2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include "convert_common.hpp" +#include <uhd/utils/byteswap.hpp> +#include <emmintrin.h> + +using namespace uhd::convert; + +DECLARE_CONVERTER(fc64, 1, sc16_item32_le, 1, PRIORITY_SIMD){ + const fc64_t *input = reinterpret_cast<const fc64_t *>(inputs[0]); + item32_t *output = reinterpret_cast<item32_t *>(outputs[0]); + + const __m128d scalar = _mm_set1_pd(scale_factor); + + #define convert_fc64_1_to_item32_1_nswap_guts(_al_) \ + for (; i+3 < nsamps; i+=4){ \ + /* load from input */ \ + __m128d tmp0 = _mm_load ## _al_ ## pd(reinterpret_cast<const double *>(input+i+0)); \ + __m128d tmp1 = _mm_load ## _al_ ## pd(reinterpret_cast<const double *>(input+i+1)); \ + __m128d tmp2 = _mm_load ## _al_ ## pd(reinterpret_cast<const double *>(input+i+2)); \ + __m128d tmp3 = _mm_load ## _al_ ## pd(reinterpret_cast<const double *>(input+i+3)); \ + \ + /* convert and scale */ \ + __m128i tmpi0 = _mm_cvttpd_epi32(_mm_mul_pd(tmp0, scalar)); \ + __m128i tmpi1 = _mm_cvttpd_epi32(_mm_mul_pd(tmp1, scalar)); \ + __m128i tmpilo = _mm_unpacklo_epi64(tmpi0, tmpi1); \ + __m128i tmpi2 = _mm_cvttpd_epi32(_mm_mul_pd(tmp2, scalar)); \ + __m128i tmpi3 = _mm_cvttpd_epi32(_mm_mul_pd(tmp3, scalar)); \ + __m128i tmpihi = _mm_unpacklo_epi64(tmpi2, tmpi3); \ + \ + /* pack + swap 16-bit pairs */ \ + __m128i tmpi = _mm_packs_epi32(tmpilo, tmpihi); \ + tmpi = _mm_shufflelo_epi16(tmpi, _MM_SHUFFLE(2, 3, 0, 1)); \ + tmpi = _mm_shufflehi_epi16(tmpi, _MM_SHUFFLE(2, 3, 0, 1)); \ + \ + /* store to output */ \ + _mm_storeu_si128(reinterpret_cast<__m128i *>(output+i), tmpi); \ + } \ + + size_t i = 0; + + //dispatch according to alignment + if ((size_t(input) & 0xf) == 0){ + convert_fc64_1_to_item32_1_nswap_guts(_) + } + else{ + convert_fc64_1_to_item32_1_nswap_guts(u_) + } + + //convert remainder + for (; i < nsamps; i++){ + output[i] = fc64_to_item32_sc16(input[i], scale_factor); + } +} + +DECLARE_CONVERTER(fc64, 1, sc16_item32_be, 1, PRIORITY_SIMD){ + const fc64_t *input = reinterpret_cast<const fc64_t *>(inputs[0]); + item32_t *output = reinterpret_cast<item32_t *>(outputs[0]); + + const __m128d scalar = _mm_set1_pd(scale_factor); + + #define convert_fc64_1_to_item32_1_bswap_guts(_al_) \ + for (; i+3 < nsamps; i+=4){ \ + /* load from input */ \ + __m128d tmp0 = _mm_load ## _al_ ## pd(reinterpret_cast<const double *>(input+i+0)); \ + __m128d tmp1 = _mm_load ## _al_ ## pd(reinterpret_cast<const double *>(input+i+1)); \ + __m128d tmp2 = _mm_load ## _al_ ## pd(reinterpret_cast<const double *>(input+i+2)); \ + __m128d tmp3 = _mm_load ## _al_ ## pd(reinterpret_cast<const double *>(input+i+3)); \ + \ + /* convert and scale */ \ + __m128i tmpi0 = _mm_cvttpd_epi32(_mm_mul_pd(tmp0, scalar)); \ + __m128i tmpi1 = _mm_cvttpd_epi32(_mm_mul_pd(tmp1, scalar)); \ + __m128i tmpilo = _mm_unpacklo_epi64(tmpi0, tmpi1); \ + __m128i tmpi2 = _mm_cvttpd_epi32(_mm_mul_pd(tmp2, scalar)); \ + __m128i tmpi3 = _mm_cvttpd_epi32(_mm_mul_pd(tmp3, scalar)); \ + __m128i tmpihi = _mm_unpacklo_epi64(tmpi2, tmpi3); \ + \ + /* pack + byteswap -> byteswap 16 bit words */ \ + __m128i tmpi = _mm_packs_epi32(tmpilo, tmpihi); \ + tmpi = _mm_or_si128(_mm_srli_epi16(tmpi, 8), _mm_slli_epi16(tmpi, 8)); \ + \ + /* store to output */ \ + _mm_storeu_si128(reinterpret_cast<__m128i *>(output+i), tmpi); \ + } \ + + size_t i = 0; + + //dispatch according to alignment + if ((size_t(input) & 0xf) == 0){ + convert_fc64_1_to_item32_1_bswap_guts(_) + } + else{ + convert_fc64_1_to_item32_1_bswap_guts(u_) + } + + //convert remainder + for (; i < nsamps; i++){ + output[i] = uhd::byteswap(fc64_to_item32_sc16(input[i], scale_factor)); + } +} + +DECLARE_CONVERTER(sc16_item32_le, 1, fc64, 1, PRIORITY_SIMD){ + const item32_t *input = reinterpret_cast<const item32_t *>(inputs[0]); + fc64_t *output = reinterpret_cast<fc64_t *>(outputs[0]); + + const __m128d scalar = _mm_set1_pd(scale_factor/(1 << 16)); + const __m128i zeroi = _mm_setzero_si128(); + + #define convert_item32_1_to_fc64_1_nswap_guts(_al_) \ + for (; i+3 < nsamps; i+=4){ \ + /* load from input */ \ + __m128i tmpi = _mm_loadu_si128(reinterpret_cast<const __m128i *>(input+i)); \ + \ + /* unpack + swap 16-bit pairs */ \ + tmpi = _mm_shufflelo_epi16(tmpi, _MM_SHUFFLE(2, 3, 0, 1)); \ + tmpi = _mm_shufflehi_epi16(tmpi, _MM_SHUFFLE(2, 3, 0, 1)); \ + __m128i tmpilo = _mm_unpacklo_epi16(zeroi, tmpi); /* value in upper 16 bits */ \ + __m128i tmpihi = _mm_unpackhi_epi16(zeroi, tmpi); \ + \ + /* convert and scale */ \ + __m128d tmp0 = _mm_mul_pd(_mm_cvtepi32_pd(tmpilo), scalar); \ + tmpilo = _mm_unpackhi_epi64(tmpilo, zeroi); \ + __m128d tmp1 = _mm_mul_pd(_mm_cvtepi32_pd(tmpilo), scalar); \ + __m128d tmp2 = _mm_mul_pd(_mm_cvtepi32_pd(tmpihi), scalar); \ + tmpihi = _mm_unpackhi_epi64(tmpihi, zeroi); \ + __m128d tmp3 = _mm_mul_pd(_mm_cvtepi32_pd(tmpihi), scalar); \ + \ + /* store to output */ \ + _mm_store ## _al_ ## pd(reinterpret_cast<double *>(output+i+0), tmp0); \ + _mm_store ## _al_ ## pd(reinterpret_cast<double *>(output+i+1), tmp1); \ + _mm_store ## _al_ ## pd(reinterpret_cast<double *>(output+i+2), tmp2); \ + _mm_store ## _al_ ## pd(reinterpret_cast<double *>(output+i+3), tmp3); \ + } \ + + size_t i = 0; + + //dispatch according to alignment + if ((size_t(output) & 0xf) == 0){ + convert_item32_1_to_fc64_1_nswap_guts(_) + } + else{ + convert_item32_1_to_fc64_1_nswap_guts(u_) + } + + //convert remainder + for (; i < nsamps; i++){ + output[i] = item32_sc16_to_fc64(input[i], scale_factor); + } +} + +DECLARE_CONVERTER(sc16_item32_be, 1, fc64, 1, PRIORITY_SIMD){ + const item32_t *input = reinterpret_cast<const item32_t *>(inputs[0]); + fc64_t *output = reinterpret_cast<fc64_t *>(outputs[0]); + + const __m128d scalar = _mm_set1_pd(scale_factor/(1 << 16)); + const __m128i zeroi = _mm_setzero_si128(); + + #define convert_item32_1_to_fc64_1_bswap_guts(_al_) \ + for (; i+3 < nsamps; i+=4){ \ + /* load from input */ \ + __m128i tmpi = _mm_loadu_si128(reinterpret_cast<const __m128i *>(input+i)); \ + \ + /* byteswap + unpack -> byteswap 16 bit words */ \ + tmpi = _mm_or_si128(_mm_srli_epi16(tmpi, 8), _mm_slli_epi16(tmpi, 8)); \ + __m128i tmpilo = _mm_unpacklo_epi16(zeroi, tmpi); /* value in upper 16 bits */ \ + __m128i tmpihi = _mm_unpackhi_epi16(zeroi, tmpi); \ + \ + /* convert and scale */ \ + __m128d tmp0 = _mm_mul_pd(_mm_cvtepi32_pd(tmpilo), scalar); \ + tmpilo = _mm_unpackhi_epi64(tmpilo, zeroi); \ + __m128d tmp1 = _mm_mul_pd(_mm_cvtepi32_pd(tmpilo), scalar); \ + __m128d tmp2 = _mm_mul_pd(_mm_cvtepi32_pd(tmpihi), scalar); \ + tmpihi = _mm_unpackhi_epi64(tmpihi, zeroi); \ + __m128d tmp3 = _mm_mul_pd(_mm_cvtepi32_pd(tmpihi), scalar); \ + \ + /* store to output */ \ + _mm_store ## _al_ ## pd(reinterpret_cast<double *>(output+i+0), tmp0); \ + _mm_store ## _al_ ## pd(reinterpret_cast<double *>(output+i+1), tmp1); \ + _mm_store ## _al_ ## pd(reinterpret_cast<double *>(output+i+2), tmp2); \ + _mm_store ## _al_ ## pd(reinterpret_cast<double *>(output+i+3), tmp3); \ + } \ + + size_t i = 0; + + //dispatch according to alignment + if ((size_t(output) & 0xf) == 0){ + convert_item32_1_to_fc64_1_bswap_guts(_) + } + else{ + convert_item32_1_to_fc64_1_bswap_guts(u_) + } + + //convert remainder + for (; i < nsamps; i++){ + output[i] = item32_sc16_to_fc64(uhd::byteswap(input[i]), scale_factor); + } +} diff --git a/host/lib/convert/convert_impl.cpp b/host/lib/convert/convert_impl.cpp new file mode 100644 index 000000000..12ad54486 --- /dev/null +++ b/host/lib/convert/convert_impl.cpp @@ -0,0 +1,143 @@ +// +// Copyright 2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include <uhd/convert.hpp> +#include <uhd/utils/log.hpp> +#include <uhd/utils/static.hpp> +#include <uhd/types/dict.hpp> +#include <uhd/exception.hpp> +#include <boost/cstdint.hpp> +#include <boost/format.hpp> +#include <complex> + +using namespace uhd; + +bool convert::operator==(const convert::id_type &lhs, const convert::id_type &rhs){ + return true + and (lhs.input_format == rhs.input_format) + and (lhs.num_inputs == rhs.num_inputs) + and (lhs.output_format == rhs.output_format) + and (lhs.num_outputs == rhs.num_outputs) + ; +} + +std::string convert::id_type::to_pp_string(void) const{ + return str(boost::format( + "conversion ID\n" + " Input format: %s\n" + " Num inputs: %d\n" + " Output format: %s\n" + " Num outputs: %d\n" + ) + % this->input_format + % this->num_inputs + % this->output_format + % this->num_outputs + ); +} + +/*********************************************************************** + * Define types for the function tables + **********************************************************************/ +struct fcn_table_entry_type{ + convert::priority_type prio; + convert::function_type fcn; +}; + +/*********************************************************************** + * Setup the table registry + **********************************************************************/ +typedef uhd::dict<convert::id_type, fcn_table_entry_type> fcn_table_type; +UHD_SINGLETON_FCN(fcn_table_type, get_table); + +/*********************************************************************** + * The registry functions + **********************************************************************/ +void uhd::convert::register_converter( + const id_type &id, + const function_type &fcn, + const priority_type prio +){ + //get a reference to the function table + fcn_table_type &table = get_table(); + + //register the function if higher priority + if (not table.has_key(id) or table[id].prio < prio){ + table[id].fcn = fcn; + table[id].prio = prio; + } + + //----------------------------------------------------------------// + UHD_LOGV(always) << "register_converter: " << id.to_pp_string() << std::endl + << " prio: " << prio << std::endl + << std::endl + ; + //----------------------------------------------------------------// +} + +/*********************************************************************** + * The converter functions + **********************************************************************/ +convert::function_type convert::get_converter(const id_type &id){ + if (get_table().has_key(id)) return get_table()[id].fcn; + throw uhd::key_error("Cannot find a conversion routine for " + id.to_pp_string()); +} + +/*********************************************************************** + * Mappings for item format to byte size for all items we can + **********************************************************************/ +typedef uhd::dict<std::string, size_t> item_size_type; +UHD_SINGLETON_FCN(item_size_type, get_item_size_table); + +void convert::register_bytes_per_item( + const std::string &format, const size_t size +){ + get_item_size_table()[format] = size; +} + +size_t convert::get_bytes_per_item(const std::string &format){ + if (get_item_size_table().has_key(format)) return get_item_size_table()[format]; + + //OK. I am sorry about this. + //We didnt find a match, so lets find a match for the first term. + //This is partially a hack because of the way I append strings. + //But as long as life is kind, we can keep this. + const size_t pos = format.find("_"); + if (pos != std::string::npos){ + return get_bytes_per_item(format.substr(0, pos)); + } + + throw uhd::key_error("Cannot find an item size:\n" + format); +} + +UHD_STATIC_BLOCK(convert_register_item_sizes){ + //register standard complex types + convert::register_bytes_per_item("fc64", sizeof(std::complex<double>)); + convert::register_bytes_per_item("fc32", sizeof(std::complex<float>)); + convert::register_bytes_per_item("sc64", sizeof(std::complex<boost::int64_t>)); + convert::register_bytes_per_item("sc32", sizeof(std::complex<boost::int32_t>)); + convert::register_bytes_per_item("sc16", sizeof(std::complex<boost::int16_t>)); + convert::register_bytes_per_item("sc8", sizeof(std::complex<boost::int8_t>)); + + //register standard real types + convert::register_bytes_per_item("f64", sizeof(double)); + convert::register_bytes_per_item("f32", sizeof(float)); + convert::register_bytes_per_item("s64", sizeof(boost::int64_t)); + convert::register_bytes_per_item("s32", sizeof(boost::int32_t)); + convert::register_bytes_per_item("s16", sizeof(boost::int16_t)); + convert::register_bytes_per_item("s8", sizeof(boost::int8_t)); +} diff --git a/host/lib/convert/convert_orc.orc b/host/lib/convert/convert_orc.orc new file mode 100644 index 000000000..f7075606e --- /dev/null +++ b/host/lib/convert/convert_orc.orc @@ -0,0 +1,80 @@ +.function _convert_fc32_1_to_item32_1_nswap_orc +.source 8 src +.dest 4 dst +.floatparam 4 scalar +.temp 8 scaled +.temp 8 converted +.temp 4 short +x2 mulf scaled, src, scalar +x2 convfl converted, scaled +x2 convlw short, converted +swapl short, short +x2 swapw dst, short + +.function _convert_fc32_1_to_item32_1_bswap_orc +.source 8 src +.dest 4 dst +.floatparam 4 scalar +.temp 8 scaled +.temp 8 converted +.temp 4 short +x2 mulf scaled, src, scalar +x2 convfl converted, scaled +x2 convlw short, converted +x2 swapw dst, short + +.function _convert_item32_1_to_fc32_1_nswap_orc +.source 4 src +.dest 8 dst +.floatparam 4 scalar +.temp 4 tmp1 +.temp 8 tmp2 +x2 swapw tmp1, src +swapl tmp1, tmp1 +x2 convswl tmp2, tmp1 +x2 convlf tmp2, tmp2 +x2 mulf dst, tmp2, scalar + +.function _convert_item32_1_to_fc32_1_bswap_orc +.source 4 src +.dest 8 dst +.floatparam 4 scalar +.temp 4 tmp1 +.temp 8 tmp2 +x2 swapw tmp1, src +x2 convswl tmp2, tmp1 +x2 convlf tmp2, tmp2 +x2 mulf dst, tmp2, scalar + +.function _convert_sc16_1_to_item32_1_nswap_orc +.source 4 src +.dest 4 dst +.temp 4 tmp +.floatparam 4 scalar +swapl tmp, src +x2 swapw dst, tmp + +.function _convert_item32_1_to_sc16_1_nswap_orc +.source 4 src +.dest 4 dst +.floatparam 4 scalar +.temp 4 tmp +x2 swapw tmp, src +swapl dst, tmp + +.function _convert_swap_byte_pairs_orc +.source 4 src +.dest 4 dst +swapl dst, src + +.function _convert_fc32_1_to_sc8_1_nswap_orc +.source 8 src +.dest 2 dst +.temp 8 tmp +.temp 4 tmp2 +.floatparam 4 scalar +x2 mulf tmp, src, scalar +x2 convfl tmp, tmp +swaplq tmp, tmp +x2 convlw tmp2, tmp +x2 convwb dst, tmp2 diff --git a/host/lib/convert/convert_with_neon.cpp b/host/lib/convert/convert_with_neon.cpp new file mode 100644 index 000000000..c7ad62104 --- /dev/null +++ b/host/lib/convert/convert_with_neon.cpp @@ -0,0 +1,61 @@ +// +// Copyright 2011-2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include "convert_common.hpp" +#include <arm_neon.h> + +using namespace uhd::convert; + +DECLARE_CONVERTER(fc32, 1, sc16_item32_le, 1, PRIORITY_SIMD){ + const fc32_t *input = reinterpret_cast<const fc32_t *>(inputs[0]); + item32_t *output = reinterpret_cast<item32_t *>(outputs[0]); + + size_t i; + + float32x4_t Q0 = vdupq_n_f32(float(scale_factor)); + for (i=0; i < (nsamps & ~0x03); i+=2) { + float32x4_t Q1 = vld1q_f32(reinterpret_cast<const float *>(&input[i])); + float32x4_t Q2 = vmulq_f32(Q1, Q0); + int32x4_t Q3 = vcvtq_s32_f32(Q2); + int16x4_t D8 = vmovn_s32(Q3); + int16x4_t D9 = vrev32_s16(D8); + vst1_s16((reinterpret_cast<int16_t *>(&output[i])), D9); + } + + for (; i < nsamps; i++) + output[i] = fc32_to_item32_sc16(input[i], scale_factor); +} + +DECLARE_CONVERTER(sc16_item32_le, 1, fc32, 1, PRIORITY_SIMD){ + const item32_t *input = reinterpret_cast<const item32_t *>(inputs[0]); + fc32_t *output = reinterpret_cast<fc32_t *>(outputs[0]); + + size_t i; + + float32x4_t Q1 = vdupq_n_f32(float(scale_factor)); + for (i=0; i < (nsamps & ~0x03); i+=2) { + int16x4_t D0 = vld1_s16(reinterpret_cast<const int16_t *>(&input[i])); + int16x4_t D1 = vrev32_s16(D0); + int32x4_t Q2 = vmovl_s16(D1); + float32x4_t Q3 = vcvtq_f32_s32(Q2); + float32x4_t Q4 = vmulq_f32(Q3, Q1); + vst1q_f32((reinterpret_cast<float *>(&output[i])), Q4); + } + + for (; i < nsamps; i++) + output[i] = item32_sc16_to_fc32(input[i], scale_factor); +} diff --git a/host/lib/convert/convert_with_orc.cpp b/host/lib/convert/convert_with_orc.cpp new file mode 100644 index 000000000..e44c8ca73 --- /dev/null +++ b/host/lib/convert/convert_with_orc.cpp @@ -0,0 +1,65 @@ +// +// Copyright 2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include "convert_common.hpp" +#include <uhd/utils/byteswap.hpp> + +using namespace uhd::convert; + +extern "C" { +extern void _convert_fc32_1_to_item32_1_nswap_orc(void *, const void *, float, int); +extern void _convert_fc32_1_to_item32_1_bswap_orc(void *, const void *, float, int); +extern void _convert_item32_1_to_fc32_1_nswap_orc(void *, const void *, float, int); +extern void _convert_item32_1_to_fc32_1_bswap_orc(void *, const void *, float, int); +extern void _convert_sc16_1_to_item32_1_nswap_orc(void *, const void *, float, int); +extern void _convert_item32_1_to_sc16_1_nswap_orc(void *, const void *, float, int); +extern void _convert_fc32_1_to_sc8_1_nswap_orc(void *, const void *, float, int); +extern void _convert_swap_byte_pairs_orc(void *, const void *, int); +} + +DECLARE_CONVERTER(fc32, 1, sc16_item32_le, 1, PRIORITY_LIBORC){ + _convert_fc32_1_to_item32_1_nswap_orc(outputs[0], inputs[0], scale_factor, nsamps); +} + +DECLARE_CONVERTER(fc32, 1, sc16_item32_be, 1, PRIORITY_LIBORC){ + _convert_fc32_1_to_item32_1_bswap_orc(outputs[0], inputs[0], scale_factor, nsamps); +} + +DECLARE_CONVERTER(sc16_item32_le, 1, fc32, 1, PRIORITY_LIBORC){ + _convert_item32_1_to_fc32_1_nswap_orc(outputs[0], inputs[0], scale_factor, nsamps); +} + +DECLARE_CONVERTER(sc16_item32_be, 1, fc32, 1, PRIORITY_LIBORC){ + _convert_item32_1_to_fc32_1_bswap_orc(outputs[0], inputs[0], scale_factor, nsamps); +} + +DECLARE_CONVERTER(sc16, 1, sc16_item32_le, 1, PRIORITY_LIBORC){ + _convert_sc16_1_to_item32_1_nswap_orc(outputs[0], inputs[0], scale_factor, nsamps); +} + +DECLARE_CONVERTER(sc16_item32_le, 1, sc16, 1, PRIORITY_LIBORC){ + _convert_item32_1_to_sc16_1_nswap_orc(outputs[0], inputs[0], scale_factor, nsamps); +} + +DECLARE_CONVERTER(fc32, 1, sc8_item32_be, 1, PRIORITY_LIBORC){ + _convert_fc32_1_to_sc8_1_nswap_orc(outputs[0], inputs[0], scale_factor, nsamps); + _convert_swap_byte_pairs_orc(outputs[0], outputs[0], (nsamps + 1)/2); +} + +DECLARE_CONVERTER(fc32, 1, sc8_item32_le, 1, PRIORITY_LIBORC){ + _convert_fc32_1_to_sc8_1_nswap_orc(outputs[0], inputs[0], scale_factor, nsamps); +} diff --git a/host/lib/convert/convert_with_tables.cpp b/host/lib/convert/convert_with_tables.cpp new file mode 100644 index 000000000..cd7773d4b --- /dev/null +++ b/host/lib/convert/convert_with_tables.cpp @@ -0,0 +1,282 @@ +// +// Copyright 2011-2012 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include "convert_common.hpp" +#include <uhd/utils/byteswap.hpp> +#include <boost/math/special_functions/round.hpp> +#include <vector> + +using namespace uhd::convert; + +static const size_t sc16_table_len = size_t(1 << 16); + +typedef boost::uint16_t (*tohost16_type)(boost::uint16_t); + +/*********************************************************************** + * Implementation for sc16 to sc8 lookup table + * - Lookup the real and imaginary parts individually + **********************************************************************/ +template <bool swap> +class convert_sc16_1_to_sc8_item32_1 : public converter{ +public: + convert_sc16_1_to_sc8_item32_1(void): _table(sc16_table_len){} + + void set_scalar(const double scalar){ + for (size_t i = 0; i < sc16_table_len; i++){ + const boost::int16_t val = boost::uint16_t(i); + _table[i] = boost::int8_t(boost::math::iround(val * scalar / 32767.)); + } + } + + void operator()(const input_type &inputs, const output_type &outputs, const size_t nsamps){ + const sc16_t *input = reinterpret_cast<const sc16_t *>(inputs[0]); + item32_t *output = reinterpret_cast<item32_t *>(outputs[0]); + + const size_t num_pairs = nsamps/2; + for (size_t i = 0, j = 0; i < num_pairs; i++, j+=2){ + output[i] = this->lookup(input[j], input[j+1]); + } + + if (nsamps != num_pairs*2){ + output[num_pairs] = this->lookup(input[nsamps-1], 0);; + } + } + + item32_t lookup(const sc16_t &in0, const sc16_t &in1){ + if (swap){ //hope this compiles out, its a template constant + return + (item32_t(_table[boost::uint16_t(in0.real())]) << 16) | + (item32_t(_table[boost::uint16_t(in0.imag())]) << 24) | + (item32_t(_table[boost::uint16_t(in1.real())]) << 0) | + (item32_t(_table[boost::uint16_t(in1.imag())]) << 8) ; + } + return + (item32_t(_table[boost::uint16_t(in0.real())]) << 8) | + (item32_t(_table[boost::uint16_t(in0.imag())]) << 0) | + (item32_t(_table[boost::uint16_t(in1.real())]) << 24) | + (item32_t(_table[boost::uint16_t(in1.imag())]) << 16) ; + } + +private: + std::vector<boost::uint8_t> _table; +}; + +/*********************************************************************** + * Implementation for sc16 lookup table + * - Lookup the real and imaginary parts individually + **********************************************************************/ +template <typename type, tohost16_type tohost, size_t re_shift, size_t im_shift> +class convert_sc16_item32_1_to_fcxx_1 : public converter{ +public: + convert_sc16_item32_1_to_fcxx_1(void): _table(sc16_table_len){} + + void set_scalar(const double scalar){ + for (size_t i = 0; i < sc16_table_len; i++){ + const boost::uint16_t val = tohost(boost::uint16_t(i & 0xffff)); + _table[i] = type(boost::int16_t(val)*scalar); + } + } + + void operator()(const input_type &inputs, const output_type &outputs, const size_t nsamps){ + const item32_t *input = reinterpret_cast<const item32_t *>(inputs[0]); + std::complex<type> *output = reinterpret_cast<std::complex<type> *>(outputs[0]); + + for (size_t i = 0; i < nsamps; i++){ + const item32_t item = input[i]; + output[i] = std::complex<type>( + _table[boost::uint16_t(item >> re_shift)], + _table[boost::uint16_t(item >> im_shift)] + ); + } + } + +private: + std::vector<type> _table; +}; + +/*********************************************************************** + * Implementation for sc8 lookup table + * - Lookup the real and imaginary parts together + **********************************************************************/ +template <typename type, tohost16_type tohost, size_t lo_shift, size_t hi_shift> +class convert_sc8_item32_1_to_fcxx_1 : public converter{ +public: + convert_sc8_item32_1_to_fcxx_1(void): _table(sc16_table_len){} + + //special case for sc16 type, 32767 undoes float normalization + static type conv(const boost::int8_t &num, const double scalar){ + if (sizeof(type) == sizeof(s16_t)){ + return type(boost::math::iround(num*scalar*32767)); + } + return type(num*scalar); + } + + void set_scalar(const double scalar){ + for (size_t i = 0; i < sc16_table_len; i++){ + const boost::uint16_t val = tohost(boost::uint16_t(i & 0xffff)); + const type real = conv(boost::int8_t(val >> 8), scalar); + const type imag = conv(boost::int8_t(val >> 0), scalar); + _table[i] = std::complex<type>(real, imag); + } + } + + void operator()(const input_type &inputs, const output_type &outputs, const size_t nsamps){ + const item32_t *input = reinterpret_cast<const item32_t *>(size_t(inputs[0]) & ~0x3); + std::complex<type> *output = reinterpret_cast<std::complex<type> *>(outputs[0]); + + size_t num_samps = nsamps; + + if ((size_t(inputs[0]) & 0x3) != 0){ + const item32_t item0 = *input++; + *output++ = _table[boost::uint16_t(item0 >> hi_shift)]; + num_samps--; + } + + const size_t num_pairs = num_samps/2; + for (size_t i = 0, j = 0; i < num_pairs; i++, j+=2){ + const item32_t item_i = (input[i]); + output[j] = _table[boost::uint16_t(item_i >> lo_shift)]; + output[j + 1] = _table[boost::uint16_t(item_i >> hi_shift)]; + } + + if (num_samps != num_pairs*2){ + const item32_t item_n = input[num_pairs]; + output[num_samps-1] = _table[boost::uint16_t(item_n >> lo_shift)]; + } + } + +private: + std::vector<std::complex<type> > _table; +}; + +/*********************************************************************** + * Factory functions and registration + **********************************************************************/ + +#ifdef BOOST_BIG_ENDIAN +# define SHIFT_PAIR0 16, 0 +# define SHIFT_PAIR1 0, 16 +# define BE_SWAP false +# define LE_SWAP true +#else +# define SHIFT_PAIR0 0, 16 +# define SHIFT_PAIR1 16, 0 +# define BE_SWAP true +# define LE_SWAP false +#endif + +static converter::sptr make_convert_sc16_item32_be_1_to_fc32_1(void){ + return converter::sptr(new convert_sc16_item32_1_to_fcxx_1<float, uhd::ntohx, SHIFT_PAIR0>()); +} + +static converter::sptr make_convert_sc16_item32_be_1_to_fc64_1(void){ + return converter::sptr(new convert_sc16_item32_1_to_fcxx_1<double, uhd::ntohx, SHIFT_PAIR0>()); +} + +static converter::sptr make_convert_sc16_item32_le_1_to_fc32_1(void){ + return converter::sptr(new convert_sc16_item32_1_to_fcxx_1<float, uhd::wtohx, SHIFT_PAIR1>()); +} + +static converter::sptr make_convert_sc16_item32_le_1_to_fc64_1(void){ + return converter::sptr(new convert_sc16_item32_1_to_fcxx_1<double, uhd::wtohx, SHIFT_PAIR1>()); +} + +static converter::sptr make_convert_sc8_item32_be_1_to_fc32_1(void){ + return converter::sptr(new convert_sc8_item32_1_to_fcxx_1<float, uhd::ntohx, SHIFT_PAIR1>()); +} + +static converter::sptr make_convert_sc8_item32_be_1_to_fc64_1(void){ + return converter::sptr(new convert_sc8_item32_1_to_fcxx_1<double, uhd::ntohx, SHIFT_PAIR1>()); +} + +static converter::sptr make_convert_sc8_item32_le_1_to_fc32_1(void){ + return converter::sptr(new convert_sc8_item32_1_to_fcxx_1<float, uhd::wtohx, SHIFT_PAIR0>()); +} + +static converter::sptr make_convert_sc8_item32_le_1_to_fc64_1(void){ + return converter::sptr(new convert_sc8_item32_1_to_fcxx_1<double, uhd::wtohx, SHIFT_PAIR0>()); +} + +static converter::sptr make_convert_sc8_item32_be_1_to_sc16_1(void){ + return converter::sptr(new convert_sc8_item32_1_to_fcxx_1<s16_t, uhd::ntohx, SHIFT_PAIR1>()); +} + +static converter::sptr make_convert_sc8_item32_le_1_to_sc16_1(void){ + return converter::sptr(new convert_sc8_item32_1_to_fcxx_1<s16_t, uhd::wtohx, SHIFT_PAIR0>()); +} + +static converter::sptr make_convert_sc16_1_to_sc8_item32_be_1(void){ + return converter::sptr(new convert_sc16_1_to_sc8_item32_1<BE_SWAP>()); +} + +static converter::sptr make_convert_sc16_1_to_sc8_item32_le_1(void){ + return converter::sptr(new convert_sc16_1_to_sc8_item32_1<LE_SWAP>()); +} + +UHD_STATIC_BLOCK(register_convert_sc16_item32_1_to_fcxx_1){ + uhd::convert::id_type id; + id.num_inputs = 1; + id.num_outputs = 1; + + id.output_format = "fc32"; + id.input_format = "sc16_item32_be"; + uhd::convert::register_converter(id, &make_convert_sc16_item32_be_1_to_fc32_1, PRIORITY_TABLE); + + id.output_format = "fc64"; + id.input_format = "sc16_item32_be"; + uhd::convert::register_converter(id, &make_convert_sc16_item32_be_1_to_fc64_1, PRIORITY_TABLE); + + id.output_format = "fc32"; + id.input_format = "sc16_item32_le"; + uhd::convert::register_converter(id, &make_convert_sc16_item32_le_1_to_fc32_1, PRIORITY_TABLE); + + id.output_format = "fc64"; + id.input_format = "sc16_item32_le"; + uhd::convert::register_converter(id, &make_convert_sc16_item32_le_1_to_fc64_1, PRIORITY_TABLE); + + id.output_format = "fc32"; + id.input_format = "sc8_item32_be"; + uhd::convert::register_converter(id, &make_convert_sc8_item32_be_1_to_fc32_1, PRIORITY_TABLE); + + id.output_format = "fc64"; + id.input_format = "sc8_item32_be"; + uhd::convert::register_converter(id, &make_convert_sc8_item32_be_1_to_fc64_1, PRIORITY_TABLE); + + id.output_format = "fc32"; + id.input_format = "sc8_item32_le"; + uhd::convert::register_converter(id, &make_convert_sc8_item32_le_1_to_fc32_1, PRIORITY_TABLE); + + id.output_format = "fc64"; + id.input_format = "sc8_item32_le"; + uhd::convert::register_converter(id, &make_convert_sc8_item32_le_1_to_fc64_1, PRIORITY_TABLE); + + id.output_format = "sc16"; + id.input_format = "sc8_item32_be"; + uhd::convert::register_converter(id, &make_convert_sc8_item32_be_1_to_sc16_1, PRIORITY_TABLE); + + id.output_format = "sc16"; + id.input_format = "sc8_item32_le"; + uhd::convert::register_converter(id, &make_convert_sc8_item32_le_1_to_sc16_1, PRIORITY_TABLE); + + id.input_format = "sc16"; + id.output_format = "sc8_item32_be"; + uhd::convert::register_converter(id, &make_convert_sc16_1_to_sc8_item32_be_1, PRIORITY_TABLE); + + id.input_format = "sc16"; + id.output_format = "sc8_item32_le"; + uhd::convert::register_converter(id, &make_convert_sc16_1_to_sc8_item32_le_1, PRIORITY_TABLE); +} diff --git a/host/lib/convert/gen_convert_general.py b/host/lib/convert/gen_convert_general.py new file mode 100644 index 000000000..364c4bd1a --- /dev/null +++ b/host/lib/convert/gen_convert_general.py @@ -0,0 +1,206 @@ +#!/usr/bin/env python +# +# Copyright 2011-2012 Ettus Research LLC +# +# This program is free software: you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation, either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. +# + +TMPL_HEADER = """ +#import time +/*********************************************************************** + * This file was generated by $file on $time.strftime("%c") + **********************************************************************/ + +\#include "convert_common.hpp" +\#include <uhd/utils/byteswap.hpp> + +using namespace uhd::convert; +""" + +TMPL_CONV_GEN2_ITEM32 = """ +DECLARE_CONVERTER(item32, 1, sc16_item32_$(end), 1, PRIORITY_GENERAL){ + const item32_t *input = reinterpret_cast<const item32_t *>(inputs[0]); + item32_t *output = reinterpret_cast<item32_t *>(outputs[0]); + + for (size_t i = 0; i < nsamps; i++){ + output[i] = $(to_wire)(input[i]); + } +} + +DECLARE_CONVERTER(sc16_item32_$(end), 1, item32, 1, PRIORITY_GENERAL){ + const item32_t *input = reinterpret_cast<const item32_t *>(inputs[0]); + item32_t *output = reinterpret_cast<item32_t *>(outputs[0]); + + for (size_t i = 0; i < nsamps; i++){ + output[i] = $(to_host)(input[i]); + } +} +""" + +TMPL_CONV_GEN2_SC16 = """ +DECLARE_CONVERTER($(cpu_type), 1, sc16_item32_$(end), 1, PRIORITY_GENERAL){ + const $(cpu_type)_t *input = reinterpret_cast<const $(cpu_type)_t *>(inputs[0]); + item32_t *output = reinterpret_cast<item32_t *>(outputs[0]); + + for (size_t i = 0; i < nsamps; i++){ + output[i] = $(to_wire)($(cpu_type)_to_item32_sc16(input[i], scale_factor)); + } +} + +DECLARE_CONVERTER(sc16_item32_$(end), 1, $(cpu_type), 1, PRIORITY_GENERAL){ + const item32_t *input = reinterpret_cast<const item32_t *>(inputs[0]); + $(cpu_type)_t *output = reinterpret_cast<$(cpu_type)_t *>(outputs[0]); + + for (size_t i = 0; i < nsamps; i++){ + output[i] = item32_sc16_to_$(cpu_type)($(to_host)(input[i]), scale_factor); + } +} +""" + +TMPL_CONV_GEN2_SC8 = """ +DECLARE_CONVERTER(sc8_item32_$(end), 1, $(cpu_type), 1, PRIORITY_GENERAL){ + const item32_t *input = reinterpret_cast<const item32_t *>(size_t(inputs[0]) & ~0x3); + $(cpu_type)_t *output = reinterpret_cast<$(cpu_type)_t *>(outputs[0]); + $(cpu_type)_t dummy; + size_t num_samps = nsamps; + + if ((size_t(inputs[0]) & 0x3) != 0){ + const item32_t item0 = $(to_host)(*input++); + item32_sc8_to_$(cpu_type)(item0, dummy, *output++, scale_factor); + num_samps--; + } + + const size_t num_pairs = num_samps/2; + for (size_t i = 0, j = 0; i < num_pairs; i++, j+=2){ + const item32_t item_i = $(to_host)(input[i]); + item32_sc8_to_$(cpu_type)(item_i, output[j], output[j+1], scale_factor); + } + + if (num_samps != num_pairs*2){ + const item32_t item_n = $(to_host)(input[num_pairs]); + item32_sc8_to_$(cpu_type)(item_n, output[num_samps-1], dummy, scale_factor); + } +} + +DECLARE_CONVERTER($(cpu_type), 1, sc8_item32_$(end), 1, PRIORITY_GENERAL){ + const $(cpu_type)_t *input = reinterpret_cast<const $(cpu_type)_t *>(inputs[0]); + item32_t *output = reinterpret_cast<item32_t *>(outputs[0]); + + const size_t num_pairs = nsamps/2; + for (size_t i = 0, j = 0; i < num_pairs; i++, j+=2){ + const item32_t item = $(cpu_type)_to_item32_sc8(input[j], input[j+1], scale_factor); + output[i] = $(to_wire)(item); + } + + if (nsamps != num_pairs*2){ + const item32_t item = $(cpu_type)_to_item32_sc8(input[nsamps-1], 0, scale_factor); + output[num_pairs] = $(to_wire)(item); + } +} +""" + +TMPL_CONV_USRP1_COMPLEX = """ +DECLARE_CONVERTER($(cpu_type), $(width), sc16_item16_usrp1, 1, PRIORITY_GENERAL){ + #for $w in range($width) + const $(cpu_type)_t *input$(w) = reinterpret_cast<const $(cpu_type)_t *>(inputs[$(w)]); + #end for + boost::uint16_t *output = reinterpret_cast<boost::uint16_t *>(outputs[0]); + + for (size_t i = 0, j = 0; i < nsamps; i++){ + #for $w in range($width) + output[j++] = $(to_wire)(boost::uint16_t(boost::int16_t(input$(w)[i].real()$(do_scale)))); + output[j++] = $(to_wire)(boost::uint16_t(boost::int16_t(input$(w)[i].imag()$(do_scale)))); + #end for + } +} + +DECLARE_CONVERTER(sc16_item16_usrp1, 1, $(cpu_type), $(width), PRIORITY_GENERAL){ + const boost::uint16_t *input = reinterpret_cast<const boost::uint16_t *>(inputs[0]); + #for $w in range($width) + $(cpu_type)_t *output$(w) = reinterpret_cast<$(cpu_type)_t *>(outputs[$(w)]); + #end for + + for (size_t i = 0, j = 0; i < nsamps; i++){ + #for $w in range($width) + output$(w)[i] = $(cpu_type)_t( + boost::int16_t($(to_host)(input[j+0]))$(do_scale), + boost::int16_t($(to_host)(input[j+1]))$(do_scale) + ); + j += 2; + #end for + } +} + +DECLARE_CONVERTER(sc8_item16_usrp1, 1, $(cpu_type), $(width), PRIORITY_GENERAL){ + const boost::uint16_t *input = reinterpret_cast<const boost::uint16_t *>(inputs[0]); + #for $w in range($width) + $(cpu_type)_t *output$(w) = reinterpret_cast<$(cpu_type)_t *>(outputs[$(w)]); + #end for + + for (size_t i = 0, j = 0; i < nsamps; i++){ + #for $w in range($width) + { + const boost::uint16_t num = $(to_host)(input[j++]); + output$(w)[i] = $(cpu_type)_t( + boost::int8_t(num)$(do_scale), + boost::int8_t(num >> 8)$(do_scale) + ); + } + #end for + } +} +""" + +def parse_tmpl(_tmpl_text, **kwargs): + from Cheetah.Template import Template + return str(Template(_tmpl_text, kwargs)) + +if __name__ == '__main__': + import sys, os + file = os.path.basename(__file__) + output = parse_tmpl(TMPL_HEADER, file=file) + + #generate complex converters for all gen2 platforms + for end, to_host, to_wire in ( + ('be', 'uhd::ntohx', 'uhd::htonx'), + ('le', 'uhd::wtohx', 'uhd::htowx'), + ): + for cpu_type in 'fc64', 'fc32', 'sc16': + output += parse_tmpl( + TMPL_CONV_GEN2_SC16, + end=end, to_host=to_host, to_wire=to_wire, cpu_type=cpu_type + ) + for cpu_type in 'fc64', 'fc32', 'sc16', 'sc8': + output += parse_tmpl( + TMPL_CONV_GEN2_SC8, + end=end, to_host=to_host, to_wire=to_wire, cpu_type=cpu_type + ) + output += parse_tmpl( + TMPL_CONV_GEN2_ITEM32, + end=end, to_host=to_host, to_wire=to_wire + ) + + #generate complex converters for usrp1 format + for width in 1, 2, 4: + for cpu_type, do_scale in ( + ('fc64', '*scale_factor'), + ('fc32', '*float(scale_factor)'), + ('sc16', ''), + ): + output += parse_tmpl( + TMPL_CONV_USRP1_COMPLEX, + width=width, to_host='uhd::wtohx', to_wire='uhd::htowx', + cpu_type=cpu_type, do_scale=do_scale + ) + open(sys.argv[1], 'w').write(output) diff --git a/host/lib/deprecated.cpp b/host/lib/deprecated.cpp new file mode 100644 index 000000000..0fc751eeb --- /dev/null +++ b/host/lib/deprecated.cpp @@ -0,0 +1,81 @@ +//---------------------------------------------------------------------- +//-- deprecated interfaces below, to be removed when the API is changed +//---------------------------------------------------------------------- + +#include <uhd/types/otw_type.hpp> +#include <uhd/types/io_type.hpp> +#include <boost/cstdint.hpp> +#include <stdexcept> +#include <complex> +#include <vector> + +using namespace uhd; + +/*********************************************************************** + * otw type + **********************************************************************/ +size_t otw_type_t::get_sample_size(void) const{ + return (this->width * 2) / 8; +} + +otw_type_t::otw_type_t(void): + width(0), + shift(0), + byteorder(BO_NATIVE) +{ + /* NOP */ +} + +/*********************************************************************** + * io type + **********************************************************************/ +static std::vector<size_t> get_tid_size_table(void){ + std::vector<size_t> table(128, 0); + table[size_t(io_type_t::COMPLEX_FLOAT64)] = sizeof(std::complex<double>); + table[size_t(io_type_t::COMPLEX_FLOAT32)] = sizeof(std::complex<float>); + table[size_t(io_type_t::COMPLEX_INT16)] = sizeof(std::complex<boost::int16_t>); + table[size_t(io_type_t::COMPLEX_INT8)] = sizeof(std::complex<boost::int8_t>); + return table; +} + +static const std::vector<size_t> tid_size_table(get_tid_size_table()); + +io_type_t::io_type_t(tid_t tid): + size(tid_size_table[size_t(tid) & 0x7f]), tid(tid) +{ + /* NOP */ +} + +io_type_t::io_type_t(size_t size): + size(size), tid(CUSTOM_TYPE) +{ + /* NOP */ +} + +#include <uhd/types/clock_config.hpp> + +using namespace uhd; + +clock_config_t clock_config_t::external(void){ + clock_config_t clock_config; + clock_config.ref_source = clock_config_t::REF_SMA; + clock_config.pps_source = clock_config_t::PPS_SMA; + clock_config.pps_polarity = clock_config_t::PPS_POS; + return clock_config; +} + +clock_config_t clock_config_t::internal(void){ + clock_config_t clock_config; + clock_config.ref_source = clock_config_t::REF_INT; + clock_config.pps_source = clock_config_t::PPS_SMA; + clock_config.pps_polarity = clock_config_t::PPS_POS; + return clock_config; +} + +clock_config_t::clock_config_t(void): + ref_source(REF_INT), + pps_source(PPS_SMA), + pps_polarity(PPS_POS) +{ + /* NOP */ +} diff --git a/host/lib/device.cpp b/host/lib/device.cpp new file mode 100644 index 000000000..c5bc047da --- /dev/null +++ b/host/lib/device.cpp @@ -0,0 +1,155 @@ +// +// Copyright 2010-2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include <uhd/device.hpp> +#include <uhd/types/dict.hpp> +#include <uhd/exception.hpp> +#include <uhd/utils/log.hpp> +#include <uhd/utils/msg.hpp> +#include <uhd/utils/static.hpp> +#include <uhd/utils/algorithm.hpp> +#include <boost/foreach.hpp> +#include <boost/format.hpp> +#include <boost/weak_ptr.hpp> +#include <boost/functional/hash.hpp> +#include <boost/tuple/tuple.hpp> +#include <boost/thread/mutex.hpp> + +using namespace uhd; + +static boost::mutex _device_mutex; + +/*********************************************************************** + * Helper Functions + **********************************************************************/ +/*! + * Make a device hash that maps 1 to 1 with a device address. + * The hash will be used to identify created devices. + * \param dev_addr the device address + * \return the hash number + */ +static size_t hash_device_addr( + const device_addr_t &dev_addr +){ + //combine the hashes of sorted keys/value pairs + size_t hash = 0; + BOOST_FOREACH(const std::string &key, uhd::sorted(dev_addr.keys())){ + boost::hash_combine(hash, key); + boost::hash_combine(hash, dev_addr[key]); + } + return hash; +} + +/*********************************************************************** + * Registration + **********************************************************************/ +typedef boost::tuple<device::find_t, device::make_t> dev_fcn_reg_t; + +// instantiate the device function registry container +UHD_SINGLETON_FCN(std::vector<dev_fcn_reg_t>, get_dev_fcn_regs) + +void device::register_device( + const find_t &find, + const make_t &make +){ + UHD_LOGV(always) << "registering device" << std::endl; + get_dev_fcn_regs().push_back(dev_fcn_reg_t(find, make)); +} + +/*********************************************************************** + * Discover + **********************************************************************/ +device_addrs_t device::find(const device_addr_t &hint){ + boost::mutex::scoped_lock lock(_device_mutex); + + device_addrs_t device_addrs; + + BOOST_FOREACH(const dev_fcn_reg_t &fcn, get_dev_fcn_regs()){ + try{ + device_addrs_t discovered_addrs = fcn.get<0>()(hint); + device_addrs.insert( + device_addrs.begin(), + discovered_addrs.begin(), + discovered_addrs.end() + ); + } + catch(const std::exception &e){ + UHD_MSG(error) << "Device discovery error: " << e.what() << std::endl; + } + } + + return device_addrs; +} + +/*********************************************************************** + * Make + **********************************************************************/ +device::sptr device::make(const device_addr_t &hint, size_t which){ + boost::mutex::scoped_lock lock(_device_mutex); + + typedef boost::tuple<device_addr_t, make_t> dev_addr_make_t; + std::vector<dev_addr_make_t> dev_addr_makers; + + BOOST_FOREACH(const dev_fcn_reg_t &fcn, get_dev_fcn_regs()){ + BOOST_FOREACH(device_addr_t dev_addr, fcn.get<0>()(hint)){ + //append the discovered address and its factory function + dev_addr_makers.push_back(dev_addr_make_t(dev_addr, fcn.get<1>())); + } + } + + //check that we found any devices + if (dev_addr_makers.size() == 0){ + throw uhd::key_error(str( + boost::format("No devices found for ----->\n%s") % hint.to_pp_string() + )); + } + + //check that the which index is valid + if (dev_addr_makers.size() <= which){ + throw uhd::index_error(str( + boost::format("No device at index %d for ----->\n%s") % which % hint.to_pp_string() + )); + } + + //create a unique hash for the device address + device_addr_t dev_addr; make_t maker; + boost::tie(dev_addr, maker) = dev_addr_makers.at(which); + size_t dev_hash = hash_device_addr(dev_addr); + UHD_LOG << boost::format("Device hash: %u") % dev_hash << std::endl; + + //copy keys that were in hint but not in dev_addr + //this way, we can pass additional transport arguments + BOOST_FOREACH(const std::string &key, hint.keys()){ + if (not dev_addr.has_key(key)) dev_addr[key] = hint[key]; + } + + //map device address hash to created devices + static uhd::dict<size_t, boost::weak_ptr<device> > hash_to_device; + + //try to find an existing device + try{ + UHD_ASSERT_THROW(hash_to_device.has_key(dev_hash)); + UHD_ASSERT_THROW(not hash_to_device[dev_hash].expired()); + return hash_to_device[dev_hash].lock(); + } + //create and register a new device + catch(const uhd::assertion_error &){ + device::sptr dev = maker(dev_addr); + hash_to_device[dev_hash] = dev; + return dev; + } +} diff --git a/host/lib/exception.cpp b/host/lib/exception.cpp new file mode 100644 index 000000000..ea056bd3b --- /dev/null +++ b/host/lib/exception.cpp @@ -0,0 +1,45 @@ +// +// Copyright 2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include <uhd/exception.hpp> +#include <boost/functional/hash.hpp> +#include <boost/format.hpp> + +using namespace uhd; + +exception::exception(const std::string &what): + std::runtime_error(what){/* NOP */} + +#define make_exception_impl(name, class, base) \ + class::class(const std::string &what): \ + base(str(boost::format("%s: %s") % name % what)){} \ + unsigned class::code(void) const{return boost::hash<std::string>()(#class) & 0xfff;} \ + class *class::dynamic_clone(void) const{return new class(*this);} \ + void class::dynamic_throw(void) const{throw *this;} + +make_exception_impl("AssertionError", assertion_error, exception) +make_exception_impl("LookupError", lookup_error, exception) +make_exception_impl("IndexError", index_error, lookup_error) +make_exception_impl("KeyError", key_error, lookup_error) +make_exception_impl("TypeError", type_error, exception) +make_exception_impl("ValueError", value_error, exception) +make_exception_impl("RuntimeError", runtime_error, exception) +make_exception_impl("NotImplementedError", not_implemented_error, runtime_error) +make_exception_impl("EnvironmentError", environment_error, exception) +make_exception_impl("IOError", io_error, environment_error) +make_exception_impl("OSError", os_error, environment_error) +make_exception_impl("SystemError", system_error, exception) diff --git a/host/lib/ic_reg_maps/CMakeLists.txt b/host/lib/ic_reg_maps/CMakeLists.txt new file mode 100644 index 000000000..dc2ab7847 --- /dev/null +++ b/host/lib/ic_reg_maps/CMakeLists.txt @@ -0,0 +1,105 @@ +# +# Copyright 2010-2011 Ettus Research LLC +# +# This program is free software: you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation, either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. +# + +######################################################################## +# This file included, use CMake directory variables +######################################################################## + +INCLUDE_DIRECTORIES(${CMAKE_CURRENT_BINARY_DIR}) +SET(LIBUHD_PYTHON_GEN_SOURCE_DEPS ${CMAKE_CURRENT_SOURCE_DIR}/common.py) + +LIBUHD_PYTHON_GEN_SOURCE( + ${CMAKE_CURRENT_SOURCE_DIR}/gen_adf4350_regs.py + ${CMAKE_CURRENT_BINARY_DIR}/adf4350_regs.hpp +) + +LIBUHD_PYTHON_GEN_SOURCE( + ${CMAKE_CURRENT_SOURCE_DIR}/gen_adf4351_regs.py + ${CMAKE_CURRENT_BINARY_DIR}/adf4351_regs.hpp +) + +LIBUHD_PYTHON_GEN_SOURCE( + ${CMAKE_CURRENT_SOURCE_DIR}/gen_adf4360_regs.py + ${CMAKE_CURRENT_BINARY_DIR}/adf4360_regs.hpp +) + +LIBUHD_PYTHON_GEN_SOURCE( + ${CMAKE_CURRENT_SOURCE_DIR}/gen_ad9510_regs.py + ${CMAKE_CURRENT_BINARY_DIR}/ad9510_regs.hpp +) + +LIBUHD_PYTHON_GEN_SOURCE( + ${CMAKE_CURRENT_SOURCE_DIR}/gen_ad9777_regs.py + ${CMAKE_CURRENT_BINARY_DIR}/ad9777_regs.hpp +) + +LIBUHD_PYTHON_GEN_SOURCE( + ${CMAKE_CURRENT_SOURCE_DIR}/gen_ad5623_regs.py + ${CMAKE_CURRENT_BINARY_DIR}/ad5623_regs.hpp +) + +LIBUHD_PYTHON_GEN_SOURCE( + ${CMAKE_CURRENT_SOURCE_DIR}/gen_ad7922_regs.py + ${CMAKE_CURRENT_BINARY_DIR}/ad7922_regs.hpp +) + +LIBUHD_PYTHON_GEN_SOURCE( + ${CMAKE_CURRENT_SOURCE_DIR}/gen_max2829_regs.py + ${CMAKE_CURRENT_BINARY_DIR}/max2829_regs.hpp +) + +LIBUHD_PYTHON_GEN_SOURCE( + ${CMAKE_CURRENT_SOURCE_DIR}/gen_max2118_regs.py + ${CMAKE_CURRENT_BINARY_DIR}/max2118_regs.hpp +) + +LIBUHD_PYTHON_GEN_SOURCE( + ${CMAKE_CURRENT_SOURCE_DIR}/gen_max2112_regs.py + ${CMAKE_CURRENT_BINARY_DIR}/max2112_regs.hpp +) + +LIBUHD_PYTHON_GEN_SOURCE( + ${CMAKE_CURRENT_SOURCE_DIR}/gen_max2112_regs.py + ${CMAKE_CURRENT_BINARY_DIR}/max2112_regs.hpp +) + +LIBUHD_PYTHON_GEN_SOURCE( + ${CMAKE_CURRENT_SOURCE_DIR}/gen_ad9862_regs.py + ${CMAKE_CURRENT_BINARY_DIR}/ad9862_regs.hpp +) + +LIBUHD_PYTHON_GEN_SOURCE( + ${CMAKE_CURRENT_SOURCE_DIR}/gen_ad9522_regs.py + ${CMAKE_CURRENT_BINARY_DIR}/ad9522_regs.hpp +) + +LIBUHD_PYTHON_GEN_SOURCE( + ${CMAKE_CURRENT_SOURCE_DIR}/gen_ads62p44_regs.py + ${CMAKE_CURRENT_BINARY_DIR}/ads62p44_regs.hpp +) + +LIBUHD_PYTHON_GEN_SOURCE( + ${CMAKE_CURRENT_SOURCE_DIR}/gen_tuner_4937di5_regs.py + ${CMAKE_CURRENT_BINARY_DIR}/tuner_4937di5_regs.hpp +) + +LIBUHD_PYTHON_GEN_SOURCE( + ${CMAKE_CURRENT_SOURCE_DIR}/gen_tda18272hnm_regs.py + ${CMAKE_CURRENT_BINARY_DIR}/tda18272hnm_regs.hpp +) + +UNSET(LIBUHD_PYTHON_GEN_SOURCE_DEPS) diff --git a/host/lib/ic_reg_maps/common.py b/host/lib/ic_reg_maps/common.py new file mode 100644 index 000000000..24f5bf8be --- /dev/null +++ b/host/lib/ic_reg_maps/common.py @@ -0,0 +1,196 @@ +# +# Copyright 2010-2011 Ettus Research LLC +# +# This program is free software: you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation, either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. +# + +import re +import sys +import math +from Cheetah.Template import Template + +COMMON_TMPL = """\ +#import time +/*********************************************************************** + * This file was generated by $file on $time.strftime("%c") + **********************************************************************/ + +\#ifndef INCLUDED_$(name.upper())_HPP +\#define INCLUDED_$(name.upper())_HPP + +\#include <uhd/config.hpp> +\#include <uhd/exception.hpp> +\#include <boost/cstdint.hpp> +\#include <set> + +class $(name)_t{ +public: + #for $reg in $regs + #if $reg.get_enums() + enum $reg.get_type(){ + #for $i, $enum in enumerate($reg.get_enums()) + #set $end_comma = ',' if $i < len($reg.get_enums())-1 else '' + $(reg.get_name().upper())_$(enum[0].upper()) = $enum[1]$end_comma + #end for + }; + #end if + $reg.get_type() $reg.get_name(); + #end for + + $(name)_t(void){ + _state = NULL; + #for $reg in $regs + $reg.get_name() = $reg.get_default(); + #end for + } + + ~$(name)_t(void){ + delete _state; + } + + $body + + void save_state(void){ + if (_state == NULL) _state = new $(name)_t(); + #for $reg in $regs + _state->$reg.get_name() = this->$reg.get_name(); + #end for + } + + template<typename T> std::set<T> get_changed_addrs(void){ + if (_state == NULL) throw uhd::runtime_error("no saved state"); + //check each register for changes + std::set<T> addrs; + #for $reg in $regs + if(_state->$reg.get_name() != this->$reg.get_name()){ + addrs.insert($reg.get_addr()); + } + #end for + return addrs; + } + + #for $mreg in $mregs + $mreg.get_type() get_$(mreg.get_name())(void){ + return + #set $shift = 0 + #for $reg in $mreg.get_regs() + ($(mreg.get_type())($reg.get_name() & $reg.get_mask()) << $shift) | + #set $shift = $shift + $reg.get_bit_width() + #end for + 0; + } + + void set_$(mreg.get_name())($mreg.get_type() reg){ + #set $shift = 0 + #for $reg in $mreg.get_regs() + $reg.get_name() = (reg >> $shift) & $reg.get_mask(); + #set $shift = $shift + $reg.get_bit_width() + #end for + } + + #end for +private: + $(name)_t *_state; +}; + +\#endif /* INCLUDED_$(name.upper())_HPP */ +""" + +def parse_tmpl(_tmpl_text, **kwargs): + return str(Template(_tmpl_text, kwargs)) + +def to_num(arg): return int(eval(arg)) + +class reg: + def __init__(self, reg_des): + try: self.parse(reg_des) + except Exception, e: + raise Exception, 'Error parsing register description: "%s"\nWhat: %s'%(reg_des, e) + + def parse(self, reg_des): + x = re.match('^(\w*)\s*(\w*)\[(.*)\]\s*(\w*)\s*(.*)$', reg_des) + name, addr, bit_range, default, enums = x.groups() + + #store variables + self._name = name + self._addr = to_num(addr) + if ':' in bit_range: self._addr_spec = sorted(map(int, bit_range.split(':'))) + else: self._addr_spec = int(bit_range), int(bit_range) + self._default = to_num(default) + + #extract enum + self._enums = list() + if enums: + enum_val = 0 + for enum_str in map(str.strip, enums.split(',')): + if '=' in enum_str: + enum_name, enum_val = enum_str.split('=') + enum_val = to_num(enum_val) + else: enum_name = enum_str + self._enums.append((enum_name, enum_val)) + enum_val += 1 + + def get_addr(self): return self._addr + def get_enums(self): return self._enums + def get_name(self): return self._name + def get_default(self): + for key, val in self.get_enums(): + if val == self._default: return str.upper('%s_%s'%(self.get_name(), key)) + return self._default + def get_type(self): + if self.get_enums(): return '%s_t'%self.get_name() + return 'boost::uint%d_t'%max(2**math.ceil(math.log(self.get_bit_width(), 2)), 8) + def get_shift(self): return self._addr_spec[0] + def get_mask(self): return hex(int('1'*self.get_bit_width(), 2)) + def get_bit_width(self): return self._addr_spec[1] - self._addr_spec[0] + 1 + +class mreg: + def __init__(self, mreg_des, regs): + try: self.parse(mreg_des, regs) + except Exception, e: + raise Exception, 'Error parsing meta register description: "%s"\nWhat: %s'%(mreg_des, e) + + def parse(self, mreg_des, regs): + x = re.match('^~(\w*)\s+(.*)\s*$', mreg_des) + self._name, reg_names = x.groups() + regs_dict = dict([(reg.get_name(), reg) for reg in regs]) + self._regs = [regs_dict[reg_name] for reg_name in map(str.strip, reg_names.split(','))] + + def get_name(self): return self._name + def get_regs(self): return self._regs + def get_bit_width(self): return sum(map(reg.get_bit_width, self._regs)) + def get_type(self): + return 'boost::uint%d_t'%max(2**math.ceil(math.log(self.get_bit_width(), 2)), 8) + +def generate(name, regs_tmpl, body_tmpl='', file=__file__, append=False): + #evaluate the regs template and parse each line into a register + regs = list(); mregs = list() + for entry in parse_tmpl(regs_tmpl).splitlines(): + if entry.startswith('~'): mregs.append(mreg(entry, regs)) + else: regs.append(reg(entry)) + + #evaluate the body template with the list of registers + body = '\n '.join(parse_tmpl(body_tmpl, regs=regs).splitlines()) + + #evaluate the code template with the parsed registers and arguments + code = parse_tmpl(COMMON_TMPL, + name=name, + regs=regs, + mregs=mregs, + body=body, + file=file, + ) + + #write the generated code to file specified by argv1 + open(sys.argv[1], 'a' if append else 'w').write(code) diff --git a/host/lib/ic_reg_maps/gen_ad5623_regs.py b/host/lib/ic_reg_maps/gen_ad5623_regs.py new file mode 100755 index 000000000..e653921ba --- /dev/null +++ b/host/lib/ic_reg_maps/gen_ad5623_regs.py @@ -0,0 +1,48 @@ +#!/usr/bin/env python +# +# Copyright 2010 Ettus Research LLC +# +# This program is free software: you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation, either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. +# + +######################################################################## +# Template for raw text data describing registers +# name addr[bit range inclusive] default optional enums +######################################################################## +REGS_TMPL="""\ +data 0[4:15] 0 +addr 0[16:18] 0 DAC_A=0, DAC_B=1, ALL=7 +cmd 0[19:21] 0 wr_input_n, up_dac_n, wr_input_n_up_all, wr_up_dac_chan_n, power_down, reset, load_ldac +""" + +######################################################################## +# Template for methods in the body of the struct +######################################################################## +BODY_TMPL="""\ +boost::uint32_t get_reg(void){ + boost::uint32_t reg = 0; + #for $reg in filter(lambda r: r.get_addr() == 0, $regs) + reg |= (boost::uint32_t($reg.get_name()) & $reg.get_mask()) << $reg.get_shift(); + #end for + return reg; +} +""" + +if __name__ == '__main__': + import common; common.generate( + name='ad5623_regs', + regs_tmpl=REGS_TMPL, + body_tmpl=BODY_TMPL, + file=__file__, + ) diff --git a/host/lib/ic_reg_maps/gen_ad7922_regs.py b/host/lib/ic_reg_maps/gen_ad7922_regs.py new file mode 100755 index 000000000..5cec1924a --- /dev/null +++ b/host/lib/ic_reg_maps/gen_ad7922_regs.py @@ -0,0 +1,54 @@ +#!/usr/bin/env python +# +# Copyright 2010 Ettus Research LLC +# +# This program is free software: you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation, either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. +# + +######################################################################## +# Template for raw text data describing registers +# name addr[bit range inclusive] default optional enums +######################################################################## +REGS_TMPL="""\ +result 0[0:11] 0 +mod 0[12] 0 +chn 0[13] 0 +""" + +######################################################################## +# Template for methods in the body of the struct +######################################################################## +BODY_TMPL="""\ +boost::uint16_t get_reg(void){ + boost::uint16_t reg = 0; + #for $reg in filter(lambda r: r.get_addr() == 0, $regs) + reg |= (boost::uint32_t($reg.get_name()) & $reg.get_mask()) << $reg.get_shift(); + #end for + return reg; +} + +void set_reg(boost::uint16_t reg){ + #for $reg in filter(lambda r: r.get_addr() == 0, $regs) + $reg.get_name() = $(reg.get_type())((reg >> $reg.get_shift()) & $reg.get_mask()); + #end for +} +""" + +if __name__ == '__main__': + import common; common.generate( + name='ad7922_regs', + regs_tmpl=REGS_TMPL, + body_tmpl=BODY_TMPL, + file=__file__, + ) diff --git a/host/lib/ic_reg_maps/gen_ad9510_regs.py b/host/lib/ic_reg_maps/gen_ad9510_regs.py new file mode 100755 index 000000000..83236c921 --- /dev/null +++ b/host/lib/ic_reg_maps/gen_ad9510_regs.py @@ -0,0 +1,139 @@ +#!/usr/bin/env python +# +# Copyright 2010 Ettus Research LLC +# +# This program is free software: you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation, either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. +# + +######################################################################## +# Template for raw text data describing registers +# name addr[bit range inclusive] default optional enums +######################################################################## +REGS_TMPL="""\ +######################################################################## +## serial control port config +######################################################################## +long_instruction 0[4] 1 8bits, 16bits +soft_reset 0[5] 0 +lsb_first 0[6] 0 msb, lsb +sdo_inactive 0[7] 0 active, inactive +######################################################################## +## pll settings +######################################################################## +acounter 4[0:5] 0 +bcounter_msb 5[0:4] 0 +bcounter_lsb 6[0:7] 0 +lor_enable 7[2] 0 enb, dis +lor_ildd 7[5:6] 0 3cyc, 6cyc, 12cyc, 24cyc +charge_pump_mode 8[0:1] 0 3state, pump_up, pump_down, normal +pll_mux_control 8[2:5] 0 off, dld_high, ndiv, dld_low, rdiv, ald_nchan, acounter, prescaler, pfd_up, pfd_down, lor_high, 3state, ald_pchan, lor_lol_high, lor_lol_low, lor_low +pfd_polarity 8[6] 0 neg, pos +reset_all_counters 9[0] 0 +ncounter_reset 9[1] 0 +rcounter_reset 9[2] 0 +cp_current_setting 9[4:6] 0 0_60ma, 1_2ma, 1_8ma, 2_4ma, 3_0ma, 3_6ma, 4_2ma, 4_8ma +pll_power_down 0xA[0:1] 0 normal=0, async_pd=1, sync_pd=3 +prescaler_value 0xA[2:4] 0 div1, div2, 2_3, 4_5, 8_9, 16_17, 32_33, div3 +b_counter_bypass 0xA[6] 0 +ref_counter_msb 0xB[0:5] 0 +ref_counter_lsb 0xC[0:7] 0 +antibacklash_pw 0xD[0:1] 0 1_3ns, 2_9ns, 6_0ns +dld_window 0xD[5] 0 9_5ns, 3_5ns +lock_detect_disable 0xD[6] 0 enb, dis +######################################################################## +## fine delay adjust +######################################################################## +#for $i, $o in ((5, 0), (6, 4)) +delay_control_out$i $hex(0x34+$o)[0] 0 +ramp_current_out$i $hex(0x35+$o)[0:2] 0 200ua, 400ua, 600ua, 800ua, 1000ua, 1200ua, 1400ua, 1600ua +ramp_capacitor_out$i $hex(0x35+$o)[3:5] 0 4caps=0, 3caps=1, 2caps=3, 1cap=7 +delay_fine_adjust_out$i $hex(0x36+$o)[1:5] 0 +#end for +######################################################################## +## outputs +######################################################################## +#for $i, $o in ((0, 0), (1, 1), (2, 2), (3, 3)) +power_down_lvpecl_out$i $hex(0x3C+$o)[0:1] 0 normal, test, safe_pd, total_pd +output_level_lvpecl_out$i $hex(0x3C+$o)[2:3] 2 500mv, 340mv, 810mv, 660mv +#end for +#for $i, $o in ((4, 0), (5, 1), (6, 2), (7, 3)) +power_down_lvds_cmos_out$i $hex(0x40+$o)[0] 0 +output_level_lvds_out$i $hex(0x40+$o)[1:2] 1 1_75ma, 3_5ma, 5_25ma, 7ma +lvds_cmos_select_out$i $hex(0x40+$o)[3] 1 lvds, cmos +inverted_cmos_driver_out$i $hex(0x40+$o)[4] 0 dis, enb +#end for +clock_select 45[0] 1 clk2_drives, clk1_drives +clk1_power_down 45[1] 0 +clk2_power_down 45[2] 0 +prescaler_clock_pd 45[3] 0 +refin_power_down 45[4] 0 +all_clock_inputs_pd 45[5] 0 +######################################################################## +## dividers +######################################################################## +#for $i, $o in ((0, 0), (1, 2), (2, 4), (3, 6), (4, 8), (5, 10), (6, 12), (7, 14)) +divider_high_cycles_out$i $hex(0x48+$o)[0:3] 0 +divider_low_cycles_out$i $hex(0x48+$o)[4:7] 0 +phase_offset_out$i $hex(0x49+$o)[0:3] 0 +start_out$i $hex(0x49+$o)[4] 0 +force_out$i $hex(0x49+$o)[5] 0 +nosync_out$i $hex(0x49+$o)[6] 0 +bypass_divider_out$i $hex(0x49+$o)[7] 0 +#end for +######################################################################## +## function +######################################################################## +sync_detect_enable 58[0] 0 dis, enb +sync_select 58[1] 0 1_to_0_5, 0_5_to_1 +soft_sync 58[2] 0 +dist_power_down 58[3] 0 +sync_power_down 58[4] 0 +function_pin_select 58[5:6] 0 resetb, syncb, test, pdb +update_registers 0x5A[0] 0 +""" + +######################################################################## +# Template for methods in the body of the struct +######################################################################## +BODY_TMPL="""\ +boost::uint8_t get_reg(boost::uint16_t addr){ + boost::uint8_t reg = 0; + switch(addr){ + #for $addr in sorted(set(map(lambda r: r.get_addr(), $regs))) + case $addr: + #for $reg in filter(lambda r: r.get_addr() == addr, $regs) + reg |= (boost::uint32_t($reg.get_name()) & $reg.get_mask()) << $reg.get_shift(); + #end for + break; + #end for + } + return reg; +} + +boost::uint32_t get_write_reg(boost::uint16_t addr){ + return (boost::uint32_t(addr) << 8) | get_reg(addr); +} + +boost::uint32_t get_read_reg(boost::uint16_t addr){ + return (boost::uint32_t(addr) << 8) | (1 << 23); +} +""" + +if __name__ == '__main__': + import common; common.generate( + name='ad9510_regs', + regs_tmpl=REGS_TMPL, + body_tmpl=BODY_TMPL, + file=__file__, + ) diff --git a/host/lib/ic_reg_maps/gen_ad9522_regs.py b/host/lib/ic_reg_maps/gen_ad9522_regs.py new file mode 100755 index 000000000..1512da811 --- /dev/null +++ b/host/lib/ic_reg_maps/gen_ad9522_regs.py @@ -0,0 +1,193 @@ +#!/usr/bin/env python +# +# Copyright 2010-2011 Ettus Research LLC +# +# This program is free software: you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation, either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. +# + +######################################################################## +# Template for raw text data describing registers +# name addr[bit range inclusive] default optional enums +######################################################################## +REGS_TMPL="""\ +sdo_active 0x000[7] 0 sdio, sdo_sdio +lsb_first_addr_incr 0x000[6] 0 msb, lsb +soft_reset 0x000[5] 0 +mirror 0x000[3:0] 0 +readback_active_registers 0x004[0] 0 buffer, active +pfd_polarity 0x010[7] 0 pos, neg +cp_current 0x010[6:4] 7 0_6ma, 1_2ma, 1_8ma, 2_4ma, 3_0ma, 3_6ma, 4_2ma, 4_8ma +cp_mode 0x010[3:2] 3 high_imp, force_source, force_sink, normal +pll_power_down 0x010[1:0] 1 normal=0, async=1, sync=3 +r_counter_lsb 0x011[7:0] 1 +r_counter_msb 0x012[5:0] 0 +~r_counter r_counter_lsb, r_counter_msb +a_counter 0x013[5:0] 0 +b_counter_lsb 0x014[7:0] 3 +b_counter_msb 0x015[4:0] 0 +~b_counter b_counter_lsb, b_counter_msb +set_cp_pin_to_vcp_2 0x016[7] 0 normal, vcp_2 +reset_r_counter 0x016[6] 0 +reset_a_and_b_counters 0x016[5] 0 +reset_all_counters 0x016[4] 0 +b_counter_bypass 0x016[3] 0 normal, div1 +prescaler_p 0x016[2:0] 6 div1, div2, div2_3, div4_5, div8_9, div16_17, div32_33, div3 +status_pin_control 0x017[7:2] 0 +antibacklash_pulse_width 0x017[1:0] 0 2_9ns, 1_3ns, 6_0ns +enb_cmos_ref_input_dc_off 0x018[7] 0 +lock_detect_counter 0x018[6:5] 0 5cyc, 16cyc, 64cyc, 255cyc +digital_lock_detect_window 0x018[4] 0 high_range, low_range +disable_digital_lock_detect 0x018[3] 0 normal, disabled +vco_calibration_divider 0x018[2:1] 3 div2, div4, div8, div16 +vco_calibration_now 0x018[0] 0 +r_a_b_counters_sync_pin_rst 0x019[7:6] 0 nothing, async, sync +r_path_delay 0x019[5:3] 0 +n_path_delay 0x019[2:0] 0 +enable_status_pin_divider 0x01A[7] 0 +ref_freq_monitor_threshold 0x01A[6] 0 1_02mhz, 6khz +ld_pin_control 0x01A[5:0] 0 +enable_vco_freq_monitor 0x01B[7] 0 +enable_ref2_freq_monitor 0x01B[6] 0 +enable_ref1_freq_monitor 0x01B[5] 0 +refmon_pin_control 0x01B[4:0] 0 +disable_switchover_deglitch 0x01C[7] 0 +select_ref 0x01C[6] 0 ref1, ref2 +use_ref_sel_pin 0x01C[5] 0 register, ref_sel +enb_auto_ref_switchover 0x01C[4] 0 manual, auto +stay_on_ref2 0x01C[3] 0 return_ref1, stay_ref2 +enable_ref2 0x01C[2] 0 +enable_ref1 0x01C[1] 0 +enable_differential_ref 0x01C[0] 0 +enb_stat_eeprom_at_stat_pin 0x01D[7] 1 +enable_xtal_osc 0x01D[6] 0 +enable_clock_doubler 0x01D[5] 0 +disable_pll_status_reg 0x01D[4] 0 +enable_ld_pin_comparator 0x01D[3] 0 +enable_external_holdover 0x01D[1] 0 +enable_holdover 0x01D[0] 0 +external_zero_delay_fcds 0x01E[4:3] 0 +enable_external_zero_delay 0x01E[2] 0 +enable_zero_delay 0x01E[1] 0 +######################################################################## +vco_calibration_finished 0x01F[6] 0 +holdover_active 0x01F[5] 0 +ref2_selected 0x01F[4] 0 +vco_freq_gt_thresh 0x01F[3] 0 +ref2_freq_gt_thresh 0x01F[2] 0 +ref1_freq_gt_thresh 0x01F[1] 0 +digital_lock_detect 0x01F[0] 0 +######################################################################## +#for $i in range(12) +#set $addr = ($i + 0x0F0) +out$(i)_format $(addr)[7] 0 lvds, cmos +out$(i)_cmos_configuration $(addr)[6:5] 3 off, a_on, b_on, ab_on +out$(i)_polarity $(addr)[4:3] 0 lvds_a_non_b_inv=0, lvds_a_inv_b_non=1, cmos_ab_non=0, cmos_ab_inv=1, cmos_a_non_b_inv=2, cmos_a_inv_b_non=3 +out$(i)_lvds_diff_voltage $(addr)[2:1] 1 1_75ma, 3_5ma, 5_25ma, 7_0ma +out$(i)_lvds_power_down $(addr)[0] 0 +#end for +######################################################################## +#for $i in reversed(range(8)) +csdld_en_out_$i 0x0FC[$i] 0 ignore, async +#end for +######################################################################## +#for $i in reversed(range(4)) +csdld_en_out_$(8 + $i) 0x0FD[$i] 0 ignore, async +#end for +######################################################################## +#set $default_val = 0x7 +#for $i in range(4) +#set $addr0 = hex($i*3 + 0x190) +#set $addr1 = hex($i*3 + 0x191) +#set $addr2 = hex($i*3 + 0x192) +divider$(i)_low_cycles $(addr0)[7:4] $default_val +divider$(i)_high_cycles $(addr0)[3:0] $default_val +divider$(i)_bypass $(addr1)[7] 0 +divider$(i)_ignore_sync $(addr1)[6] 0 +divider$(i)_force_high $(addr1)[5] 0 +divider$(i)_start_high $(addr1)[4] 0 +divider$(i)_phase_offset $(addr1)[3:0] 0 +channel$(i)_power_down $(addr2)[2] 0 +disable_divider$(i)_ddc $(addr2)[0] 0 +#set $default_val /= 2 +#end for +######################################################################## +vco_divider 0x1E0[2:0] 2 div2, div3, div4, div5, div6, static, div1 +power_down_clock_input_sel 0x1E1[4] 0 +power_down_vco_clock_ifc 0x1E1[3] 0 +power_down_vco_and_clock 0x1E1[2] 0 +select_vco_or_clock 0x1E1[1] 0 external, vco +bypass_vco_divider 0x1E1[0] 0 +disable_power_on_sync 0x230[3] 0 +power_down_sync 0x230[2] 0 +power_down_dist_ref 0x230[1] 0 +soft_sync 0x230[0] 0 +io_update 0x232[0] 0 +soft_eeprom 0xB02[1] 0 +enable_eeprom_write 0xB02[0] 0 +reg2eeprom 0xB03[0] 0 +""" + +######################################################################## +# Template for methods in the body of the struct +######################################################################## +BODY_TMPL="""\ +boost::uint32_t get_reg(boost::uint16_t addr){ + boost::uint32_t reg = 0; + switch(addr){ + #for $addr in sorted(set(map(lambda r: r.get_addr(), $regs))) + case $addr: + #for $reg in filter(lambda r: r.get_addr() == addr, $regs) + reg |= (boost::uint8_t($reg.get_name()) & $reg.get_mask()) << $reg.get_shift(); + #end for + break; + #end for + } + if (addr == 0){ //mirror 4 bits in register 0 + reg |= ((reg >> 7) & 0x1) << 0; + reg |= ((reg >> 6) & 0x1) << 1; + reg |= ((reg >> 5) & 0x1) << 2; + reg |= ((reg >> 4) & 0x1) << 3; + } + return reg; +} + +void set_reg(boost::uint16_t addr, boost::uint32_t reg){ + switch(addr){ + #for $addr in sorted(set(map(lambda r: r.get_addr(), $regs))) + case $addr: + #for $reg in filter(lambda r: r.get_addr() == addr, $regs) + $reg.get_name() = $(reg.get_type())((reg >> $reg.get_shift()) & $reg.get_mask()); + #end for + break; + #end for + } +} + +boost::uint32_t get_write_reg(boost::uint16_t addr){ + return (boost::uint32_t(addr) << 8) | get_reg(addr); +} + +boost::uint32_t get_read_reg(boost::uint16_t addr){ + return (boost::uint32_t(addr) << 8) | (1 << 23); +} + +""" + +if __name__ == '__main__': + import common; common.generate( + name='ad9522_regs', + regs_tmpl=REGS_TMPL, + body_tmpl=BODY_TMPL, + file=__file__, + ) diff --git a/host/lib/ic_reg_maps/gen_ad9777_regs.py b/host/lib/ic_reg_maps/gen_ad9777_regs.py new file mode 100755 index 000000000..47b61cf44 --- /dev/null +++ b/host/lib/ic_reg_maps/gen_ad9777_regs.py @@ -0,0 +1,120 @@ +#!/usr/bin/env python +# +# Copyright 2010 Ettus Research LLC +# +# This program is free software: you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation, either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. +# + +######################################################################## +# Template for raw text data describing registers +# name addr[bit range inclusive] default optional enums +######################################################################## +REGS_TMPL="""\ +######################################################################## +## address 0 +######################################################################## +sdio_bidirectional 0[7] 0 input, io +lsb_msb_first 0[6] 0 msb, lsb +soft_reset 0[5] 0 +sleep_mode 0[4] 0 +power_down_mode 0[3] 0 +x_1r_2r_mode 0[2] 0 2r, 1r +pll_lock_indicator 0[1] 0 +######################################################################## +## address 1 +######################################################################## +filter_interp_rate 1[6:7] 0 1x, 2x, 4x, 8x +modulation_mode 1[4:5] 0 none, fs_2, fs_4, fs_8 +zero_stuff_mode 1[3] 0 +mix_mode 1[2] 1 complex, real +modulation_form 1[1] 0 e_minus_jwt, e_plus_jwt +data_clk_pll_lock_sel 1[0] 0 pll_lock, data_clk +######################################################################## +## address 2 +######################################################################## +signed_input_data 2[7] 0 signed, unsigned +two_port_mode 2[6] 0 two_port, one_port +dataclk_driver_strength 2[5] 0 weak, strong +dataclk_invert 2[4] 0 +oneportclk_invert 2[2] 0 +iqsel_invert 2[1] 0 +iq_first 2[0] 0 i_first, q_first +######################################################################## +## address 3 +######################################################################## +data_rate_clock_output 3[7] 0 pll_lock, spi_sdo +pll_divide_ratio 3[0:1] 0 div1, div2, div4, div8 +######################################################################## +## address 4 +######################################################################## +pll_state 4[7] 0 off, on +auto_cp_control 4[6] 0 auto, manual +pll_cp_control 4[0:2] 0 50ua=0, 100ua=1, 200ua=2, 400ua=3, 800ua=7 +######################################################################## +## address 5 and 9 +######################################################################## +idac_fine_gain_adjust 5[0:7] 0 +qdac_fine_gain_adjust 9[0:7] 0 +######################################################################## +## address 6 and A +######################################################################## +idac_coarse_gain_adjust 6[0:3] 0 +qdac_coarse_gain_adjust 0xA[0:3] 0 +######################################################################## +## address 7, 8 and B, C +######################################################################## +idac_offset_adjust_msb 7[0:7] 0 +idac_offset_adjust_lsb 8[0:1] 0 +~idac_offset_adjust idac_offset_adjust_lsb, idac_offset_adjust_msb +idac_ioffset_direction 8[7] 0 out_a, out_b +qdac_offset_adjust_msb 0xB[0:7] 0 +qdac_offset_adjust_lsb 0xC[0:1] 0 +~qdac_offset_adjust qdac_offset_adjust_lsb, qdac_offset_adjust_msb +qdac_ioffset_direction 0xC[7] 0 out_a, out_b +""" + +######################################################################## +# Template for methods in the body of the struct +######################################################################## +BODY_TMPL="""\ +boost::uint8_t get_reg(boost::uint8_t addr){ + boost::uint8_t reg = 0; + switch(addr){ + #for $addr in sorted(set(map(lambda r: r.get_addr(), $regs))) + case $addr: + #for $reg in filter(lambda r: r.get_addr() == addr, $regs) + reg |= (boost::uint8_t($reg.get_name()) & $reg.get_mask()) << $reg.get_shift(); + #end for + break; + #end for + } + return reg; +} + +boost::uint16_t get_write_reg(boost::uint8_t addr){ + return (boost::uint16_t(addr) << 8) | get_reg(addr); +} + +boost::uint16_t get_read_reg(boost::uint8_t addr){ + return (boost::uint16_t(addr) << 8) | (1 << 7); +} +""" + +if __name__ == '__main__': + import common; common.generate( + name='ad9777_regs', + regs_tmpl=REGS_TMPL, + body_tmpl=BODY_TMPL, + file=__file__, + ) diff --git a/host/lib/ic_reg_maps/gen_ad9862_regs.py b/host/lib/ic_reg_maps/gen_ad9862_regs.py new file mode 100755 index 000000000..00340224c --- /dev/null +++ b/host/lib/ic_reg_maps/gen_ad9862_regs.py @@ -0,0 +1,246 @@ +#!/usr/bin/env python +# +# Copyright 2010 Ettus Research LLC +# +# This program is free software: you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation, either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. +# + +######################################################################## +# Template for raw text data describing registers +# name addr[bit range inclusive] default optional enums +######################################################################## +REGS_TMPL="""\ +######################################################################## +## General +######################################################################## +sdio_bidir 0[7] 0 sdio_sdo, sdio +lsb_first 0[6] 0 msb, lsb +soft_reset 0[5] 0 +######################################################################## +## Rx Power Down +######################################################################## +vref_diff_pd 1[7] 0 +vref_pd 1[6] 0 +rx_digital_pd 1[5] 0 +rx_channel_b_pd 1[4] 0 +rx_channel_a_pd 1[3] 0 +buffer_b_pd 1[2] 0 +buffer_a_pd 1[1] 0 +all_rx_pd 1[0] 0 +######################################################################## +## Rx A and B +######################################################################## +#for $x, $i in (('a', 2), ('b', 3)) +byp_buffer_$x $(i)[7] 0 +rx_pga_$x $(i)[0:4] 0 +#end for +######################################################################## +## Rx Misc +######################################################################## +hs_duty_cycle 4[2] 0 +shared_ref 4[1] 0 +clk_duty 4[0] 0 +######################################################################## +## RX I/F (INTERFACE) +######################################################################## +three_state 5[4] 0 +rx_retime 5[3] 0 clkout1, clkout2 +rx_twos_comp 5[2] 0 +inv_rxsync 5[1] 0 +mux_out 5[0] 0 rx_mux_mode=1, dual_port_mode=0 +######################################################################## +## RX Digital +######################################################################## +two_channel 6[3] 1 rx_b_dis, both_enb +rx_keep_ve 6[2] 0 pass_pos, pass_neg +rx_hilbert 6[1] 0 dis, enb +decimate 6[0] 0 dis, enb +######################################################################## +## TX Power Down +######################################################################## +alt_timing_mode 8[5] 0 +txoff_enable 8[4] 0 +tx_digital_pd 8[3] 0 +tx_analog_pd 8[0:2] 0 none=0, txb=4, txa=2, both=7 +######################################################################## +## Tx Offset and Gain +######################################################################## +#for $x, $i, $j, $k in (('a', 10, 11, 14), ('b', 12, 13, 15)) +dac_$(x)_offset_1_0 $(i)[6:7] 0 +dac_$(x)_offset_dir $(i)[0] 0 neg_diff, pos_dif +dac_$(x)_offset_9_2 $(j)[0:7] 0 +dac_$(x)_coarse_gain $(k)[6:7] 0 +dac_$(x)_fine_gain $(k)[0:5] 0 +#end for +tx_pga_gain 16[0:7] 0 +######################################################################## +## Tx Misc +######################################################################## +tx_slave_enable 17[1] 0 +tx_pga_mode 17[0] 0 normal, fast +######################################################################## +## Tx IF (INTERFACE) +######################################################################## +tx_retime 18[6] 1 clkout1=1, clkout2=0 +qi_order 18[5] 0 iq, qi +inv_txsync 18[4] 0 +tx_twos_comp 18[3] 0 +inverse_samp 18[2] 0 rise, fall +edges 18[1] 0 normal, both +interleaved 18[0] 0 single, interleaved +######################################################################## +## TX Digital +######################################################################## +two_data_paths 19[4] 0 single, both +tx_keep_ve 19[3] 0 pass_pos, pass_neg +tx_hilbert 19[2] 0 dis, enb +interp 19[0:1] 0 1, 2, 4 +######################################################################## +## TX Modulator +######################################################################## +neg_fine_tune 20[5] 0 pos_shift, neg_shift +fine_mode 20[4] 0 bypass, nco +real_mix_mode 20[3] 0 complex, real +neg_coarse_tune 20[2] 0 pos_shift, neg_shift +coarse_mod 20[0:1] 0 bypass, fdac_4, fdac_8 +######################################################################## +## NCO Tuning Word +######################################################################## +ftw_7_0 21[0:7] 0 +ftw_15_8 22[0:7] 0 +ftw_23_16 23[0:7] 0 +######################################################################## +## DLL +######################################################################## +input_clk_ctrl 24[6] 0 internal, external +adc_div2 24[5] 0 normal, div2 +dll_mult 24[3:4] 0 1, 2, 4 +dll_pd 24[2] 0 +dll_mode 24[0] 0 slow, fast +######################################################################## +## Clock Out +######################################################################## +clkout2_div_factor 25[6:7] 0 1, 2, 4, 8 +inv2 25[5] 0 normal, inverted +inv1 25[1] 0 normal, inverted +dis2 25[4] 0 enb, dis +dis1 25[0] 0 enb, dis +######################################################################## +## Aux ADC +######################################################################## +#for $x, $i in (('a2', 26), ('a1', 28), ('b2', 30), ('b1', 32)) +aux_adc_$(x)_1_0 $(i)[6:7] 0 +aux_adc_$(x)_9_2 $int(1+$i)[0:7] 0 +#end for +######################################################################## +## Aux ADC Control +######################################################################## +aux_spi 34[7] 0 dis, enb +sel_bnota 34[6] 0 adc_a, adc_b +#for $x, $i in (('b', 5), ('a', 2)) +refsel_$(x) 34[$i] 0 external, internal +select_$(x) 34[$int($i-1)] 0 aux_adc2, aux_adc1 +start_$(x) 34[$int($i-2)] 0 +#end for +######################################################################## +## Aux ADC Clock +######################################################################## +clk_4 35[0] 0 1_2, 1_4 +######################################################################## +## Aux DAC +######################################################################## +#for $x, $i in (('a', 36), ('b', 37), ('c', 38)) +aux_dac_$x $(i)[0:7] 0 +#end for +######################################################################## +## Aux DAC Update +######################################################################## +aux_dac_slave_enable 39[7] 0 +aux_dacupdate_c 39[2] 0 +aux_dacupdate_b 39[1] 0 +aux_dacupdate_a 39[0] 0 +######################################################################## +## AUX DAC Power Down +######################################################################## +aux_dac_pd_a 40[2] 0 +aux_dac_pd_b 40[1] 0 +aux_dac_pd_c 40[0] 0 +######################################################################## +## AUX DAC Control +######################################################################## +aux_dac_invert_a 41[2] 0 +aux_dac_invert_b 41[1] 0 +aux_dac_invert_c 41[0] 0 +######################################################################## +## Sig Delt +######################################################################## +sig_delt_3_0 42[4:7] 0 +sig_delt_11_4 43[0:7] 0 +######################################################################## +## ADC Low Power +######################################################################## +rx_low_power_mode_r49 49[0:7] 0 +rx_low_power_mode_r50 50[0:7] 0 +######################################################################## +## Chip ID +######################################################################## +chip_id 63[0:7] 0 +""" + +######################################################################## +# Header and Source templates below +######################################################################## +BODY_TMPL=""" +boost::uint8_t get_reg(boost::uint8_t addr){ + boost::uint8_t reg = 0; + switch(addr){ + #for $addr in range(0, 63+1) + case $addr: + #for $reg in filter(lambda r: r.get_addr() == addr, $regs) + reg |= (boost::uint16_t($reg.get_name()) & $reg.get_mask()) << $reg.get_shift(); + #end for + break; + #end for + } + return reg; +} + +void set_reg(boost::uint8_t addr, boost::uint16_t reg){ + switch(addr){ + #for $addr in sorted(set(map(lambda r: r.get_addr(), $regs))) + case $addr: + #for $reg in filter(lambda r: r.get_addr() == addr, $regs) + $reg.get_name() = $(reg.get_type())((reg >> $reg.get_shift()) & $reg.get_mask()); + #end for + break; + #end for + } +} + +boost::uint16_t get_write_reg(boost::uint8_t addr){ + return (boost::uint16_t(addr) << 8) | get_reg(addr); +} + +boost::uint16_t get_read_reg(boost::uint8_t addr){ + return (boost::uint16_t(addr) << 8) | (1 << 15); +} +""" + +if __name__ == '__main__': + import common; common.generate( + name='ad9862_regs', + regs_tmpl=REGS_TMPL, + body_tmpl=BODY_TMPL, + file=__file__, + ) diff --git a/host/lib/ic_reg_maps/gen_adf4350_regs.py b/host/lib/ic_reg_maps/gen_adf4350_regs.py new file mode 100755 index 000000000..fce2f569b --- /dev/null +++ b/host/lib/ic_reg_maps/gen_adf4350_regs.py @@ -0,0 +1,122 @@ +#!/usr/bin/env python +# +# Copyright 2010 Ettus Research LLC +# +# This program is free software: you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation, either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. +# + +######################################################################## +# Template for raw text data describing registers +# name addr[bit range inclusive] default optional enums +######################################################################## +REGS_TMPL="""\ +######################################################################## +## address 0 +######################################################################## +frac_12_bit 0[3:14] 0 +int_16_bit 0[15:30] 0x23 +##reserved 0[31] 0 +######################################################################## +## address 1 +######################################################################## +mod_12_bit 1[3:14] 0xfff +phase_12_bit 1[15:26] 0 +prescaler 1[27] 0 4_5, 8_9 +##reserved 1[28:31] 0 +######################################################################## +## address 2 +######################################################################## +counter_reset 2[3] 0 disabled, enabled +cp_three_state 2[4] 0 disabled, enabled +power_down 2[5] 0 disabled, enabled +pd_polarity 2[6] 1 negative, positive +ldp 2[7] 0 10ns, 6ns +ldf 2[8] 0 frac_n, int_n +#set $current_setting_enums = ', '.join(map(lambda x: '_'.join(("%0.2fma"%(round(x*31.27 + 31.27)/100)).split('.')), range(0,16))) +charge_pump_current 2[9:12] 5 $current_setting_enums +double_buffer 2[13] 0 disabled, enabled +r_counter_10_bit 2[14:23] 0 +reference_divide_by_2 2[24] 1 disabled, enabled +reference_doubler 2[25] 0 disabled, enabled +muxout 2[26:28] 1 3state, dvdd, dgnd, rdiv, ndiv, analog_ld, dld, reserved +low_noise_and_spur 2[29:30] 3 low_noise, reserved0, reserved1, low_spur +##reserved 2[31] 0 +######################################################################## +## address 3 +######################################################################## +clock_divider_12_bit 3[3:14] 0 +clock_div_mode 3[15:16] 1 clock_divider_off, fast_lock, resync_enable, reserved +##reserved 3[17] 0 +cycle_slip_reduction 3[18] 0 disabled, enabled +##reserved 3[19:20] 0 +##reserved 3[21:31] 0 +######################################################################## +## address 4 +######################################################################## +output_power 4[3:4] 3 m4dbm, m1dbm, 2dbm, 5dbm +rf_output_enable 4[5] 1 disabled, enabled +aux_output_power 4[6:7] 0 m4dbm, m1dbm, 2dbm, 5dbm +aux_output_enable 4[8] 0 disabled, enabled +aux_output_select 4[9] 1 divided, fundamental +mute_till_lock_detect 4[10] 0 mute_disabled, mute_enabled +vco_power_down 4[11] 0 vco_powered_up, vco_powered_down +band_select_clock_div 4[12:19] 0 +rf_divider_select 4[20:22] 0 div1, div2, div4, div8, div16 +feedback_select 4[23] 1 divided, fundamental +##reserved 4[24:31] 0 +######################################################################## +## address 5 +######################################################################## +##reserved 5[3:18] 0 +##reserved 5[19:20] 0 +##reserved 5[21] 0 +ld_pin_mode 5[22:23] 1 low0, dld, low, high +##reserved 5[24:31] 0 +""" + +######################################################################## +# Template for methods in the body of the struct +######################################################################## +BODY_TMPL="""\ +enum addr_t{ + ADDR_R0 = 0, + ADDR_R1 = 1, + ADDR_R2 = 2, + ADDR_R3 = 3, + ADDR_R4 = 4, + ADDR_R5 = 5 +}; + +boost::uint32_t get_reg(boost::uint8_t addr){ + boost::uint32_t reg = addr & 0x7; + switch(addr){ + #for $addr in range(5+1) + case $addr: + #for $reg in filter(lambda r: r.get_addr() == addr, $regs) + reg |= (boost::uint32_t($reg.get_name()) & $reg.get_mask()) << $reg.get_shift(); + #end for + break; + #end for + } + return reg; +} +""" + +if __name__ == '__main__': + import common; common.generate( + name='adf4350_regs', + regs_tmpl=REGS_TMPL, + body_tmpl=BODY_TMPL, + file=__file__, + ) diff --git a/host/lib/ic_reg_maps/gen_adf4351_regs.py b/host/lib/ic_reg_maps/gen_adf4351_regs.py new file mode 100755 index 000000000..607b2979d --- /dev/null +++ b/host/lib/ic_reg_maps/gen_adf4351_regs.py @@ -0,0 +1,138 @@ +#!/usr/bin/env python +# +# Copyright 2010 Ettus Research LLC +# +# This program is free software: you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation, either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. +# + +######################################################################## +# Template for raw text data describing registers +# name addr[bit range inclusive] default optional enums +######################################################################## +REGS_TMPL="""\ +######################################################################## +## address 0 +######################################################################## +frac_12_bit 0[3:14] 0 +int_16_bit 0[15:30] 0x23 +##reserved 0[31] 0 +######################################################################## +## address 1 +######################################################################## +mod_12_bit 1[3:14] 0xfff +phase_12_bit 1[15:26] 0 +prescaler 1[27] 0 4_5, 8_9 +phase_adjust 1[28] 0 +##reserved 1[29:31] 0 +######################################################################## +## address 2 +######################################################################## +counter_reset 2[3] 0 disabled, enabled +cp_three_state 2[4] 0 disabled, enabled +power_down 2[5] 0 disabled, enabled +pd_polarity 2[6] 1 negative, positive +ldp 2[7] 0 10ns, 6ns +ldf 2[8] 0 frac_n, int_n +#set $current_setting_enums = ', '.join(map(lambda x: '_'.join(("%0.2fma"%(round(x*31.27 + 31.27)/100)).split('.')), range(0,16))) +charge_pump_current 2[9:12] 5 $current_setting_enums +double_buffer 2[13] 0 disabled, enabled +r_counter_10_bit 2[14:23] 0 +reference_divide_by_2 2[24] 1 disabled, enabled +reference_doubler 2[25] 0 disabled, enabled +muxout 2[26:28] 1 3state, dvdd, dgnd, rdiv, ndiv, analog_ld, dld, reserved +low_noise_and_spur 2[29:30] 3 low_noise, reserved0, reserved1, low_spur +##reserved 2[31] 0 +######################################################################## +## address 3 +######################################################################## +clock_divider_12_bit 3[3:14] 0 +clock_div_mode 3[15:16] 0 clock_divider_off, fast_lock, resync_enable, reserved +##reserved 3[17] 0 +cycle_slip_reduction 3[18] 0 disabled, enabled +##reserved 3[19:20] 0 +charge_cancel 3[21] 0 +anti_backlash_pulse 3[22] 0 6ns, 3ns +band_select_mode 3[23] 0 low, high +##reserved 3[24:31] 0 +######################################################################## +## address 4 +######################################################################## +output_power 4[3:4] 3 m4dbm, m1dbm, 2dbm, 5dbm +rf_output_enable 4[5] 1 disabled, enabled +aux_output_power 4[6:7] 0 m4dbm, m1dbm, 2dbm, 5dbm +aux_output_enable 4[8] 0 disabled, enabled +aux_output_select 4[9] 1 divided, fundamental +mute_till_lock_detect 4[10] 0 mute_disabled, mute_enabled +vco_power_down 4[11] 0 vco_powered_up, vco_powered_down +band_select_clock_div 4[12:19] 0 +rf_divider_select 4[20:22] 5 div1, div2, div4, div8, div16, div32, div64 +feedback_select 4[23] 1 divided, fundamental +##reserved 4[24:31] 0 +######################################################################## +## address 5 +######################################################################## +##reserved 5[3:18] 0 +##reserved 5[19:20] 0 +##reserved 5[21] 0 +ld_pin_mode 5[22:23] 1 low0, dld, low, high +##reserved 5[24:31] 0 +""" + +######################################################################## +# Template for methods in the body of the struct +######################################################################## +BODY_TMPL="""\ +enum addr_t{ + ADDR_R0 = 0, + ADDR_R1 = 1, + ADDR_R2 = 2, + ADDR_R3 = 3, + ADDR_R4 = 4, + ADDR_R5 = 5 +}; + +boost::uint32_t get_reg(boost::uint8_t addr){ + boost::uint32_t reg = 0; + switch(addr){ + #for $addr in sorted(set(map(lambda r: r.get_addr(), $regs))) + case $addr: + #for $reg in filter(lambda r: r.get_addr() == addr, $regs) + reg |= (boost::uint32_t($reg.get_name()) & $reg.get_mask()) << $reg.get_shift(); + #end for + break; + #end for + } + return reg; +} + +void set_reg(boost::uint8_t addr, boost::uint32_t reg){ + switch(addr){ + #for $addr in sorted(set(map(lambda r: r.get_addr(), $regs))) + case $addr: + #for $reg in filter(lambda r: r.get_addr() == addr, $regs) + $reg.get_name() = $(reg.get_type())((reg >> $reg.get_shift()) & $reg.get_mask()); + #end for + break; + #end for + } +} +""" + +if __name__ == '__main__': + import common; common.generate( + name='adf4351_regs', + regs_tmpl=REGS_TMPL, + body_tmpl=BODY_TMPL, + file=__file__, + ) diff --git a/host/lib/ic_reg_maps/gen_adf4360_regs.py b/host/lib/ic_reg_maps/gen_adf4360_regs.py new file mode 100755 index 000000000..3fd8707a7 --- /dev/null +++ b/host/lib/ic_reg_maps/gen_adf4360_regs.py @@ -0,0 +1,89 @@ +#!/usr/bin/env python +# +# Copyright 2010 Ettus Research LLC +# +# This program is free software: you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation, either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. +# + +######################################################################## +# Template for raw text data describing registers +# name addr[bit range inclusive] default optional enums +######################################################################## +REGS_TMPL="""\ +######################################################################## +## address 0 +######################################################################## +core_power_level 0[2:3] 0 5ma, 10ma, 15ma, 20ma +counter_operation 0[4] 0 normal, reset +muxout_control 0[5:7] 0 3state, dld, ndiv, dvdd, rdiv, nchan_od_ld, sdo, dgnd +phase_detector_polarity 0[8] 0 neg, pos +charge_pump_output 0[9] 0 normal, 3state +cp_gain_0 0[10] 0 set1, set2 +mute_till_ld 0[11] 0 dis, enb +output_power_level 0[12:13] 0 3_5ma, 5_0ma, 7_5ma, 11_0ma +#set $current_setting_enums = ', '.join(map(lambda x: x+"ma", "0_31 0_62 0_93 1_25 1_56 1_87 2_18 2_50".split())) +current_setting1 0[14:16] 0 $current_setting_enums +current_setting2 0[17:19] 0 $current_setting_enums +power_down 0[20:21] 0 normal_op=0, async_pd=1, sync_pd=3 +prescaler_value 0[22:23] 0 8_9, 16_17, 32_33 +######################################################################## +## address 2 +######################################################################## +a_counter 2[2:6] 0 +b_counter 2[8:20] 0 +cp_gain_1 2[21] 0 set1, set2 +divide_by_2_output 2[22] 0 fund, div2 +divide_by_2_prescaler 2[23] 0 fund, div2 +######################################################################## +## address 1 +######################################################################## +r_counter 1[2:15] 0 +ablpw 1[16:17] 0 3_0ns, 1_3ns, 6_0ns +lock_detect_precision 1[18] 0 3cycles, 5cycles +test_mode_bit 1[19] 0 +band_select_clock_div 1[20:21] 0 1, 2, 4, 8 +""" + +######################################################################## +# Template for methods in the body of the struct +######################################################################## +BODY_TMPL="""\ +enum addr_t{ + ADDR_CONTROL = 0, + ADDR_NCOUNTER = 2, + ADDR_RCOUNTER = 1 +}; + +boost::uint32_t get_reg(addr_t addr){ + boost::uint32_t reg = addr & 0x3; + switch(addr){ + #for $addr in sorted(set(map(lambda r: r.get_addr(), $regs))) + case $addr: + #for $reg in filter(lambda r: r.get_addr() == addr, $regs) + reg |= (boost::uint32_t($reg.get_name()) & $reg.get_mask()) << $reg.get_shift(); + #end for + break; + #end for + } + return reg; +} +""" + +if __name__ == '__main__': + import common; common.generate( + name='adf4360_regs', + regs_tmpl=REGS_TMPL, + body_tmpl=BODY_TMPL, + file=__file__, + ) diff --git a/host/lib/ic_reg_maps/gen_ads62p44_regs.py b/host/lib/ic_reg_maps/gen_ads62p44_regs.py new file mode 100755 index 000000000..f0a84d940 --- /dev/null +++ b/host/lib/ic_reg_maps/gen_ads62p44_regs.py @@ -0,0 +1,124 @@ +#!/usr/bin/env python +# +# Copyright 2010 Ettus Research LLC +# +# This program is free software: you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation, either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. +# + +######################################################################## +# Template for raw text data describing registers +# name addr[bit range inclusive] default optional enums +######################################################################## +REGS_TMPL="""\ +######################################################################## +## address 0 +######################################################################## +reset 0[1] 0 +serial_readout 0[0] 0 +######################################################################## +## address 16 +######################################################################## +clkout_strength 16[6:7] 0 weaker=1, default=0, stronger=3 +######################################################################## +## address 17 +######################################################################## +dataout_strength 17[0:1] 0 weaker=1, default=0, stronger=3, maximum=2 +lvds_current 17[2:3] 0 3_5ma, 2_5ma, 4_5ma, 1_75ma +lvds_current_double 17[4:5] 0 default, dblclk, dbldataclock +######################################################################## +## address 18 +######################################################################## +lvds_clk_term 18[0:2] 0 none, 300, 180, 110, 150, 100, 81, 60 +lvds_data_term 18[3:5] 0 none, 300, 180, 110, 150, 100, 81, 60 +######################################################################## +## address 19 +######################################################################## +offset_freeze 19[4] 0 +######################################################################## +## address 20 +######################################################################## +power_down 20[0:2] 0 normal, a_dis, b_dis, ab_dis, global_pd, a_sby, b_sby, mux +ref_select 20[3] 0 internal, external +coarse_gain 20[4] 0 0db, 3_5db +output_interface 20[5] 0 cmos, lvds +override 20[7] 0 +######################################################################## +## address 22 +######################################################################## +test_patterns 22[0:2] 0 normal, zeros, ones, toggle, ramp, custom +lvds_bytewise 22[3] 0 +data_format 22[4] 0 twos_complement, binary +######################################################################## +## address 23 +######################################################################## +fine_gain 23[0:3] 0 +######################################################################## +## address 24 and 25 +######################################################################## +custom_low 24[0:7] 0 +custom_high 25[0:5] 0 +######################################################################## +## address 26 +######################################################################## +gain_correction 26[0:3] 0 +offset_tc 26[4:6] 0 1_1s, 0_55s, 0_27s, 0_13s, 2_15s, 4_3s +low_latency 26[7] 0 +######################################################################## +## address 27 +######################################################################## +decimation 27[0:2] 0 decimate_2, decimate_4, decimate_1, decimate_8 +odd_tap_enable 27[3] 0 +filter_enable 27[4] 0 +filter_coeff_sel 27[5] 0 predefined, userdefined +offset_enable 27[7] 0 +######################################################################## +## address 29 +######################################################################## +decimation_filter_bands 29[0:1] 0 +""" + +######################################################################## +# Template for methods in the body of the struct +######################################################################## +BODY_TMPL="""\ +boost::uint8_t get_reg(boost::uint8_t addr){ + boost::uint8_t reg = 0; + switch(addr){ + #for $addr in sorted(set(map(lambda r: r.get_addr(), $regs))) + case $addr: + #for $reg in filter(lambda r: r.get_addr() == addr, $regs) + reg |= (boost::uint8_t($reg.get_name()) & $reg.get_mask()) << $reg.get_shift(); + #end for + break; + #end for + } + return reg; +} + +boost::uint16_t get_write_reg(boost::uint8_t addr){ + return (boost::uint16_t(addr) << 8) | get_reg(addr); +} + +boost::uint16_t get_read_reg(boost::uint8_t addr){ + return (boost::uint16_t(addr) << 8) | (1 << 7); +} +""" + +if __name__ == '__main__': + import common; common.generate( + name='ads62p44_regs', + regs_tmpl=REGS_TMPL, + body_tmpl=BODY_TMPL, + file=__file__, + ) diff --git a/host/lib/ic_reg_maps/gen_max2112_regs.py b/host/lib/ic_reg_maps/gen_max2112_regs.py new file mode 100755 index 000000000..c2fc4e3e2 --- /dev/null +++ b/host/lib/ic_reg_maps/gen_max2112_regs.py @@ -0,0 +1,181 @@ +#!/usr/bin/env python +# +# Copyright 2010 Ettus Research LLC +# +# This program is free software: you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation, either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. +# + +######################################################################## +# Template for raw text data describing write registers +# name addr[bit range inclusive] default optional enums +######################################################################## +WRITE_REGS_TMPL="""\ +######################################################################## +## Note: offsets given from perspective of data bits (excludes address) +######################################################################## +## +######################################################################## +## N-Divider MSB (0) Write +######################################################################## +frac 0[7] 1 invalid, frac +n_divider_msb 0[0:6] 0 +######################################################################## +## N-Divider LSB (1) Write +######################################################################## +n_divider_lsb 1[0:7] 0x23 +~n_divider n_divider_lsb, n_divider_msb +######################################################################## +## Charge Pump (2) Write +######################################################################## +cpmp 2[6:7] 0 +cplin 2[4:5] 1 +f_divider_mmsb 2[0:3] 0x2 +######################################################################## +## F-Divider MSB (3) Write +######################################################################## +f_divider_msb 3[0:7] 0xF6 +######################################################################## +## F-Divider LSB (4) Write +######################################################################## +f_divider_lsb 4[0:7] 0x84 +~f_divider f_divider_lsb, f_divider_msb, f_divider_mmsb +######################################################################## +## XTAL-Divider R-Divider (5) Write +######################################################################## +#set $xtal_divider_names = ', '.join(map(lambda x: 'div' + str(x), range(1,9))) +xtal_divider 5[5:7] 0 $xtal_divider_names +r_divider 5[0:4] 1 +######################################################################## +## PLL (6) Write +######################################################################## +d24 6[7] 1 div2, div4 ## div2 for LO <= 1125M, div4 > 1125M +cps 6[6] 1 i_cp_from_icp, i_cp_from_vas +icp 6[5] 0 i_cp_600ua, i_cp_1200ua +##reserved 6[0:4] 0 +######################################################################## +## VCO (7) Write +######################################################################## +vco 7[3:7] 0x19 +vas 7[2] 1 disabled, enabled +adl 7[1] 1 disabled, enabled +ade 7[0] 1 disabled, enabled +######################################################################## +## LPF (8) Write +######################################################################## +lp 8[0:7] 0x4B ## map(lambda x: "%0.2f"%((4e6 + (x - 12) * 290e3)/1e6), range(255)) in MHz +######################################################################## +## Control (9) Write +######################################################################## +stby 9[7] 0 normal, disable_sig_and_synth +##reserved 9[6] 0 +pwdn 9[5] 0 normal, invalid +##reserved 9[4] 0 +bbg 9[0:3] 0 ## Baseband Gain in dB +######################################################################## +## Shutdown (0xA) Write +######################################################################## +##reserved 0xA[7] 0 +pll_shutdown 0xA[6] 0 normal, shutdown +div_shutdown 0xA[5] 0 normal, shutdown +vco_shutdown 0xA[4] 0 normal, shutdown +bb_shutdown 0xA[3] 0 normal, shutdown +rfmix_shutdown 0xA[2] 0 normal, shutdown +rfvga_shutdown 0xA[1] 0 normal, shutdown +fe_shutdown 0xA[0] 0 normal, shutdown +######################################################################## +## Test (0xB) Write +######################################################################## +cptst 0xB[5:7] 0 +##reserved 0xB[4] 0 +turbo 0xB[3] 1 +ld_mux 0xB[0:2] 0 refout=0, invalid +""" + +######################################################################## +# Template for raw text data describing read registers +# name addr[bit range inclusive] default optional enums +######################################################################## +READ_REGS_TMPL="""\ +######################################################################## +## Status Byte-1 (0xC) Read +######################################################################## +por 0xC[7] 0 read, reset +vasa 0xC[6] 0 vas_fail, vas_win +vase 0xC[5] 0 active, inactive +ld 0xC[4] 0 unlocked, locked +##reserved 0xC[0:3] 0 +######################################################################## +## Status Byte-2 (0xD) Read +######################################################################## +vcosbr 0xD[3:7] 0 ## vco band readback +adc 0xD[0:2] 0 ool0, lock0, vaslock0, vaslock1, vaslock2, vaslock3, lock1, ool1 +""" + +######################################################################## +# Template for methods in the body of the struct +######################################################################## +BODY_TMPL="""\ +boost::uint8_t get_reg(boost::uint8_t addr){ + boost::uint8_t reg = 0; + switch(addr){ + #for $addr in sorted(set(map(lambda r: r.get_addr(), $regs))) + case $addr: + #for $reg in filter(lambda r: r.get_addr() == addr, $regs) + reg |= (boost::uint8_t($reg.get_name()) & $reg.get_mask()) << $reg.get_shift(); + #end for + break; + #end for + } + return boost::uint8_t(reg); +} + +void set_reg(boost::uint8_t addr, boost::uint8_t reg){ + switch(addr){ + #for $addr in sorted(set(map(lambda r: r.get_addr(), $regs))) + case $addr: + #for $reg in filter(lambda r: r.get_addr() == addr, $regs) + $reg.get_name() = $(reg.get_type())((reg >> $reg.get_shift()) & $reg.get_mask()); + #end for + break; + #end for + } +} +""" + +SPLIT_REGS_HELPER_TMPL="""\ +#for $divname in ['n','f'] +void set_$(divname)_divider(boost::uint32_t $divname){ + #for $regname in sorted(map(lambda r: r.get_name(), filter(lambda r: r.get_name().find(divname + '_divider') == 0, $regs))) + #end for +} +#end for +""" + #$regname = boost::uint8_t($divname & $regs[regname].get_mask()); + #$divname = boost::uint32_t($divname >> $regs[regname].get_shift()); + +if __name__ == '__main__': + import common; common.generate( + name='max2112_write_regs', + regs_tmpl=WRITE_REGS_TMPL, + body_tmpl=BODY_TMPL, + file=__file__, + ) + + import common; common.generate( + name='max2112_read_regs', + regs_tmpl=READ_REGS_TMPL, + body_tmpl=BODY_TMPL, + file=__file__, + append=True, + ) diff --git a/host/lib/ic_reg_maps/gen_max2118_regs.py b/host/lib/ic_reg_maps/gen_max2118_regs.py new file mode 100755 index 000000000..506fbaec8 --- /dev/null +++ b/host/lib/ic_reg_maps/gen_max2118_regs.py @@ -0,0 +1,126 @@ +#!/usr/bin/env python +# +# Copyright 2010 Ettus Research LLC +# +# This program is free software: you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation, either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. +# + +######################################################################## +# Template for raw text data describing write registers +# name addr[bit range inclusive] default optional enums +######################################################################## +WRITE_REGS_TMPL="""\ +######################################################################## +## Note: offsets given from perspective of data bits (excludes address) +######################################################################## +## +######################################################################## +## N-Divider MSB (0) Write +######################################################################## +div2 0[7] 0 div4, div2 +n_divider_msb 0[0:6] 3 +######################################################################## +## N-Divider LSB (1) Write +######################################################################## +n_divider_lsb 1[0:7] 0xB6 +~n_divider n_divider_lsb, n_divider_msb +######################################################################## +## R, Charge Pump, and VCO (2) Write +######################################################################## +#set $r_divider_names = ', '.join(map(lambda x: 'div' + str(2**(x+1)), range(0,8))) +r_divider 2[5:7] 1 $r_divider_names +#set $cp_current_bias = ', '.join(map(lambda x: 'i_cp_%dua'%(50*2**x), range(0,4))) +cp_current 2[3:4] 3 $cp_current_bias +osc_band 2[0:2] 5 +######################################################################## +## I/Q Filter DAC (3) Write +######################################################################## +##unused 3[7] 0 +f_dac 3[0:6] 0x7F ## filter tuning dac, depends on m +######################################################################## +## LPF Divider DAC (4) Write +######################################################################## +adl_vco_adc_latch 4[7] 0 disabled, enabled +ade_vco_ade_read 4[6] 0 disabled, enabled +dl_output_drive 4[5] 0 iq_590m_vpp, iq_1_vpp +m_divider 4[0:4] 2 ## filter tuning counter +######################################################################## +## GC2 and Diag (5) Write +######################################################################## +diag 5[5:7] 0 normal, cp_i_source, cp_i_sink, cp_high_z, unused, n_and_filt, r_and_gc2, m_div +gc2 5[0:4] 0x1F ## Step Size: 0-1: 0dB, 2-22: 1dB, 23-31: 0.5dB +""" + +######################################################################## +# Template for raw text data describing read registers +# name addr[bit range inclusive] default optional enums +######################################################################## +READ_REGS_TMPL="""\ +######################################################################## +## Status (0) Read +######################################################################## +pwr 0[6] 0 not_reset, reset +adc 0[2:4] 0 ## VCO tuning voltage, Lock Status +######################################################################## +## I/Q Filter DAC (1) Read +######################################################################## +filter_dac 1[0:6] 0 ## I/Q Filter tuning DAC, current +""" + +######################################################################## +# Template for methods in the body of the struct +######################################################################## +BODY_TMPL="""\ +boost::uint8_t get_reg(boost::uint8_t addr){ + boost::uint8_t reg = 0; + switch(addr){ + #for $addr in sorted(set(map(lambda r: r.get_addr(), $regs))) + case $addr: + #for $reg in filter(lambda r: r.get_addr() == addr, $regs) + reg |= (boost::uint8_t($reg.get_name()) & $reg.get_mask()) << $reg.get_shift(); + #end for + break; + #end for + } + return boost::uint8_t(reg); +} + +void set_reg(boost::uint8_t addr, boost::uint8_t reg){ + switch(addr){ + #for $addr in sorted(set(map(lambda r: r.get_addr(), $regs))) + case $addr: + #for $reg in filter(lambda r: r.get_addr() == addr, $regs) + $reg.get_name() = $(reg.get_type())((reg >> $reg.get_shift()) & $reg.get_mask()); + #end for + break; + #end for + } +} +""" + +if __name__ == '__main__': + import common; common.generate( + name='max2118_write_regs', + regs_tmpl=WRITE_REGS_TMPL, + body_tmpl=BODY_TMPL, + file=__file__, + ) + + import common; common.generate( + name='max2118_read_regs', + regs_tmpl=READ_REGS_TMPL, + body_tmpl=BODY_TMPL, + file=__file__, + append=True, + ) diff --git a/host/lib/ic_reg_maps/gen_max2829_regs.py b/host/lib/ic_reg_maps/gen_max2829_regs.py new file mode 100755 index 000000000..383131c18 --- /dev/null +++ b/host/lib/ic_reg_maps/gen_max2829_regs.py @@ -0,0 +1,133 @@ +#!/usr/bin/env python +# +# Copyright 2010 Ettus Research LLC +# +# This program is free software: you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation, either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. +# + +######################################################################## +# Template for raw text data describing registers +# name addr[bit range inclusive] default optional enums +######################################################################## +REGS_TMPL="""\ +######################################################################## +## Note: offsets given from perspective of data bits (excludes address) +######################################################################## +## +######################################################################## +## Standby (2) +######################################################################## +_set_to_1_2_0 2[0] 1 +_set_to_1_2_1 2[1] 1 +_set_to_1_2_2 2[2] 1 +pa_bias_dac 2[10] 0 +voltage_ref 2[11] 0 +_set_to_1_2_12 2[12] 1 +mimo_select 2[13] 0 normal, mimo +######################################################################## +## Integer Divider Ratio (3) +######################################################################## +int_div_ratio_word 3[0:7] 0xa2 +frac_div_ratio_lsb 3[12:13] 0 +######################################################################## +## Fractional Divider Ratio (4) +######################################################################## +frac_div_ratio_msb 4[0:13] 0 +######################################################################## +## Band Select and PLL (5) +######################################################################## +band_select 5[0] 0 2_4ghz, 5ghz +ref_divider 5[1:3] 1 +pll_cp_select 5[5] 1 2ma, 4ma +band_select_802_11a 5[6] 0 4_9ghz_to_5_35ghz, 5_47ghz_to_5_875ghz +vco_bandswitch 5[7] 0 disable, automatic +vco_spi_bandswitch 5[8] 0 fsm, spi +vco_sub_band 5[9:10] 0 +_set_to_1_5_11 5[11] 1 +_set_to_1_5_12 5[12] 1 +band_sel_mimo 5[13] 0 normal, mimo +######################################################################## +## Calibration (6) +######################################################################## +rx_cal_mode 6[0] 0 dis, enb +tx_cal_mode 6[1] 0 dis, enb +_set_to_1_6_10 6[10] 1 +iq_cal_gain 6[11:12] 3 8db, 18db, 24db, 34db +######################################################################## +## Lowpass Filter (7) +######################################################################## +rx_lpf_fine_adj 7[0:2] 2 90, 95, 100, 105, 110 +rx_lpf_coarse_adj 7[3:4] 1 7_5mhz, 9_5mhz, 14mhz, 18mhz +tx_lpf_coarse_adj 7[5:6] 1 12mhz=1, 18mhz=2, 24mhz=3 +rssi_high_bw 7[11] 0 2mhz, 6mhz +######################################################################## +## Rx Control/RSSI (8) +######################################################################## +_set_to_1_8_0 8[0] 1 +rx_highpass 8[2] 1 100hz, 30khz +_set_to_1_8_5 8[5] 1 +rssi_pin_fcn 8[8] 0 rssi, temp +rssi_op_mode 8[10] 0 rssi_rxhp, enabled +rssi_output_range 8[11] 0 low, high +rx_vga_gain_spi 8[12] 0 io, spi +######################################################################## +## Tx Linearity/Baseband Gain (9) +######################################################################## +tx_baseband_gain 9[0:1] 0 0db, 2db, 3_5db, 5db +tx_upconv_linearity 9[2:3] 0 50, 63, 78, 100 +tx_vga_linearity 9[6:7] 0 50, 63, 78, 100 +pa_driver_linearity 9[8:9] 2 50, 63, 78, 100 +tx_vga_gain_spi 9[10] 0 io, spi +######################################################################## +## PA Bias DAC (10) +######################################################################## +pa_bias_dac_out_curr 10[0:5] 0 +pa_bias_dac_delay 10[6:9] 0xf +######################################################################## +## Rx Gain (11) +######################################################################## +rx_vga_gain 11[0:4] 0x1f +rx_lna_gain 11[5:6] 3 +######################################################################## +## Tx VGA Gain (12) +######################################################################## +tx_vga_gain 12[0:5] 0 +""" + +######################################################################## +# Template for methods in the body of the struct +######################################################################## +BODY_TMPL="""\ +boost::uint32_t get_reg(boost::uint8_t addr){ + boost::uint16_t reg = 0; + switch(addr){ + #for $addr in sorted(set(map(lambda r: r.get_addr(), $regs))) + case $addr: + #for $reg in filter(lambda r: r.get_addr() == addr, $regs) + reg |= (boost::uint16_t($reg.get_name()) & $reg.get_mask()) << $reg.get_shift(); + #end for + break; + #end for + } + return (boost::uint32_t(reg) << 4) | (addr & 0xf); +} +""" + +if __name__ == '__main__': + import common; common.generate( + name='max2829_regs', + regs_tmpl=REGS_TMPL, + body_tmpl=BODY_TMPL, + file=__file__, + ) diff --git a/host/lib/ic_reg_maps/gen_tda18272hnm_regs.py b/host/lib/ic_reg_maps/gen_tda18272hnm_regs.py new file mode 100755 index 000000000..677a201de --- /dev/null +++ b/host/lib/ic_reg_maps/gen_tda18272hnm_regs.py @@ -0,0 +1,521 @@ +#!/usr/bin/env python +# +# Copyright 2010 Ettus Research LLC +# +# This program is free software: you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation, either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. +# + +######################################################################## +# Template for raw text data describing write registers +# name addr[bit range inclusive] default optional enums +######################################################################## +REGS_TMPL="""\ +######################################################################## +## Note: offsets given from perspective of data bits (excludes address) +######################################################################## +## +######################################################################## +## ID_byte_1 (0x00) Read +######################################################################## +##reserved as 1 0x00[7] 1 +ident_14_8 0x00[0:6] 0 +######################################################################## +## ID_byte_2 (0x01) Read +######################################################################## +ident_7_0 0x01[0:7] 0 +##~ident ident_7_0, ident_14_8 +######################################################################## +## ID_byte_3 (0x02) Read +######################################################################## +major_rev 0x02[4:7] 0 +minor_rev 0x02[0:3] 0 +######################################################################## +## Thermo_byte_1 (0x03) Read +######################################################################## +##reserved 0x03[7] 0 +tm_d 0x03[0:6] 0 ## 22-127deg C junction temp +######################################################################## +## Thermo_byte_2 (0x04) Write +######################################################################## +##reserved 0x04[1:7] 0 +tm_on 0x04[0] 0 sensor_off, sensor_on +######################################################################## +## Power_state_byte_1 (0x05) Read +######################################################################## +##reserved 0x05[2:7] 0 +por 0x05[1] 0 read, reset +lo_lock 0x05[0] 0 unlocked, locked +######################################################################## +## Power_state_byte_2 (0x06) Read/Write ## Standby modes +######################################################################## +##reserved 0x06[4:7] 0 +sm 0x06[3] 0 normal, standby +sm_pll 0x06[2] 0 on, off +sm_lna 0x06[1] 0 on, off +##resevered as 0 0x06[0] 0 +## (sm, sm_pll, sm_lna) only valid values are 000, 100, 110, and 111 +######################################################################## +## Input_Power_Level_byte (0x07) Read +######################################################################## +##reserved 0x07[7] 0 +power_level 0x07[0:6] 0 ## 40dB_Vrms to 110dB_Vrms +## Trigger power level calculation with MSM_byte_1 and MSM_byte_2 +######################################################################## +## IRQ_status (0x08) Read/Write +######################################################################## +irq_status 0x08[7] 0 cleared, set +##reserved 0x08[6] 0 +irq_xtalcal_end 0x08[5] 0 false, true +irq_rssi_end 0x08[4] 0 false, true +irq_localc_end 0x08[3] 0 false, true +irq_rfcal_end 0x08[2] 0 false, true +irq_ircal_end 0x08[1] 0 false, true +irq_rccal_end 0x08[0] 0 false, true +######################################################################## +## IRQ_enable (0x09) Read/Write +######################################################################## +irq_enable 0x09[7] 1 false, true +##reserved 0x09[6] 0 +irq_xtalcal_enable 0x09[5] 0 false, true +irq_rssi_enable 0x09[4] 0 false, true +irq_localc_enable 0x09[3] 0 false, true +irq_rfcal_enable 0x09[2] 0 false, true +irq_ircal_enable 0x09[1] 0 false, true +irq_rccal_enable 0x09[0] 0 false, true +######################################################################## +## IRQ_clear (0x0a) Read/Write +######################################################################## +irq_clear 0x0a[7] 0 false, true +##reserved 0x0a[6] 0 +irq_xtalcal_clear 0x0a[5] 0 false, true +irq_rssi_clear 0x0a[4] 0 false, true +irq_localc_clear 0x0a[3] 0 false, true +irq_rfcal_clear 0x0a[2] 0 false, true +irq_ircal_clear 0x0a[1] 0 false, true +irq_rccal_clear 0x0a[0] 0 false, true +######################################################################## +## IRQ_set (0x0b) Read +######################################################################## +irq_set 0x0b[7] 0 false, true +##reserved 0x0b[6] 0 +irq_xtalcal_set 0x0b[5] 0 false, true +irq_rssi_set 0x0b[4] 0 false, true +irq_localc_set 0x0b[3] 0 false, true +irq_rfcal_set 0x0b[2] 0 false, true +irq_ircal_set 0x0b[1] 0 false, true +irq_rccal_set 0x0b[0] 0 false, true +######################################################################## +## AGC1_byte_1 (0x0c) Read/Write +######################################################################## +lt_enable 0x0c[7] 0 +agc1_6_15db 0x0c[6] 1 +##reserved 0x0c[4:5] 0 +agc1_top 0x0c[0:3] 0 +######################################################################## +## AGC2_byte_1 (0x0d) Read +######################################################################## +##reserved 0x0d[5:7] 0 +agc2_top 0x0d[0:4] 0xf +######################################################################## +## AGCK_byte_1 (0x0e) Read/Write +######################################################################## +agcs_up_step_assym 0x0e[6:7] 3 +agcs_up_step 0x0e[5] 1 +pulse_shaper_disable 0x0e[4] 0 vsync_pulse, 500us_pulse +agck_step 0x0e[2:3] 0 +agck_mode 0x0e[0:1] 1 analog_tv=1, digital_tv=2 +######################################################################## +## RF_AGC_byte_1 (0x0f) Read/Write +######################################################################## +pd_rfagc_adapt 0x0f[7] 0 on, off +rfagc_adapt_top 0x0f[5:6] 0 +rfagc_low_bw 0x0f[4] 1 +rf_atten_3db 0x0f[3] 0 0db, 3db ## FIXME +agc3_top 0x0f[0:2] 1 +######################################################################## +## IR_MIXER_byte_1 (0x10) Read/Write +######################################################################## +##reserved 0x10[4:7] 0 +agc4_top 0x10[0:3] 1 +######################################################################## +## AGC5_byte_1 (0x11) Read/Write +######################################################################## +##reserved 0x11[7] 0 +agcs_do_step_assym 0x11[5:6] 2 +agc5_hpf 0x11[4] 1 off, on +agc5_top 0x11[0:3] 1 +######################################################################## +## IF_AGC_byte (0x12) Read/Write +######################################################################## +##reserved 0x12[3:7] 0 +if_level 0x12[0:2] 0 0_5vpp=7, 0_6vpp=6, 0_7vpp=5, 0_85vpp=4, 0_8vpp=3, 1_0vpp=2, 1_25vpp=1, 2_0vpp=0 +######################################################################## +## IF_byte_1 (0x13) Read/Write +######################################################################## +if_hp_fc 0x13[6:7] 0 0_4mhz, 0_85mhz, 1_0mhz, 1_5mhz +if_atsc_notch 0x13[5] 0 off, on +lp_fc_offset 0x13[3:4] 0 0_percent, m4_percent, m8_percent, forbidden +lp_fc 0x13[0:2] 3 1_7mhz=4, 6_0mhz=0, 7_0mhz=1, 8_0mhz=2, 10_0mhz=3 +######################################################################## +## Reference_byte (0x14) Read/Write +######################################################################## +i2c_clock_mode 0x14[7] 0 +digital_clock 0x14[6] 1 spread_off, spread_on +##reserved 0x14[5] 0 +xtalosc_anareg_en 0x14[4] 0 +##reserved 0x14[2:3] 0 +xtout 0x14[0:1] 0 no=0, 16mhz=3 +######################################################################## +## IF_Frequency_byte (0x15) Read/Write +######################################################################## +if_freq 0x15[0:7] 0 ## IF frequency = if_freq*50 (kHz) +######################################################################## +## RF_Frequency_byte_1 (0x16) Read/Write +######################################################################## +##reserved 0x16[4:7] 0 +rf_freq_19_16 0x16[0:3] 0 +######################################################################## +## RF_Frequency_byte_2 (0x17) Read/Write +######################################################################## +rf_freq_15_8 0x17[0:7] 0 +######################################################################## +## RF_Frequency_byte_3 (0x18) Read/Write +######################################################################## +rf_freq_7_0 0x18[0:7] 0 +~rf_freq rf_freq_7_0, rf_freq_15_8, rf_freq_19_16 +## RF Frequency = rf_freq (kHz) +######################################################################## +## MSM_byte_1 (0x19) Read/Write +######################################################################## +rssi_meas 0x19[7] 0 +rf_cal_av 0x19[6] 0 +rf_cal 0x19[5] 0 +ir_cal_loop 0x19[4] 0 +ir_cal_image 0x19[3] 0 +ir_cal_wanted 0x19[2] 0 +rc_cal 0x19[1] 0 +calc_pll 0x19[0] 0 +######################################################################## +## MSM_byte_2 (0x1a) Read +######################################################################## +##reserved 0x1a[2:7] 0 +xtalcal_launch 0x1a[1] 0 +msm_launch 0x1a[0] 0 +######################################################################## +## PSM_byte_1 (0x1b) Read +######################################################################## +psm_agc1 0x1b[6:7] 0 +psm_stob 0x1b[5] 0 +psmrfpoly 0x1b[4] 0 +psm_mixer 0x1b[3] 0 +psm_ifpoly 0x1b[2] 0 +psm_lodriver 0x1b[0:1] 0 +######################################################################## +## DCC_byte_1 (0x1c) Read +######################################################################## +dcc_bypass 0x1c[7] 0 +dcc_slow 0x1c[6] 0 +dcc_psm 0x1c[5] 0 +##reserved 0x1c[0:4] 0 +######################################################################## +## FLO_Max_byte (0x1d) Read +######################################################################## +##reserved 0x1d[6:7] 0 +fmax_lo 0x1d[0:5] 0xA +######################################################################## +## IR_Cal_byte_1 (0x1e) Read +######################################################################## +ir_loop 0x1e[6:7] 0 +ir_target 0x1e[3:5] 0 +ir_gstep 0x1e[0:2] 0 +######################################################################## +## IR_Cal_byte_2 (0x1f) Read +######################################################################## +ir_corr_boost 0x1f[7] 0 +ir_freqlow_sel 0x1f[6] 0 +ir_mode_ram_store 0x1f[5] 0 +ir_freqlow 0x1f[0:4] 0 +######################################################################## +## IR_Cal_byte_3 (0x20) Read +######################################################################## +##reserved 0x20[5:7] 0 +ir_freqmid 0x20[0:4] 0 +######################################################################## +## IR_Cal_byte_4 (0x21) Read +######################################################################## +##reserved 0x21[5:7] 0 +coarse_ir_freqhigh 0x21[4] 0 +ir_freqhigh 0x21[0:3] 0 +######################################################################## +## Vsync_Mgt_byte (0x22) Read +######################################################################## +pd_vsync_mgt 0x22[7] 0 +pd_ovld 0x22[6] 0 +pd_udld 0x22[5] 0 +agc_ovld_top 0x22[2:4] 0 +agc_ovld_timer 0x22[0:1] 0 +######################################################################## +## IR_MIXER_byte_2 (0x23) Read/Write +######################################################################## +ir_mixer_loop_off 0x23[7] 0 +ir_mixer_do_step 0x23[5:6] 0 +##reserved 0x23[2:4] 0 +hi_pass 0x23[1] 0 disable, enable ## FIXME Logic Unclear +if_notch 0x23[0] 1 on, off +######################################################################## +## AGC1_byte_2 (0x24) Read +######################################################################## +agc1_loop_off 0x24[7] 0 +agc1_do_step 0x24[5:6] 2 +force_agc1_gain 0x24[4] 0 +agc1_gain 0x24[0:3] 8 +######################################################################## +## AGC5_byte_2 (0x25) Read +######################################################################## +agc5_loop_off 0x25[7] 0 +agc5_do_step 0x25[5:6] 0 +##reserved 0x25[4] 0 +force_agc5_gain 0x25[3] 0 +##reserved 0x25[2] 0 +agc5_gain 0x25[0:1] 2 +######################################################################## +## RF_Cal_byte_1 (0x26) Read +######################################################################## +rfcal_offset_cprog0 0x26[6:7] 0 +rfcal_freq0 0x26[4:5] 0 +rfcal_offset_cprog1 0x26[2:3] 0 +rfcal_freq1 0x26[0:1] 0 +######################################################################## +## RF_Cal_byte_2 (0x27) Read +######################################################################## +rfcal_offset_cprog2 0x27[6:7] 0 +rfcal_freq2 0x27[4:5] 0 +rfcal_offset_cprog3 0x27[2:3] 0 +rfcal_freq3 0x27[0:1] 0 +######################################################################## +## RF_Cal_byte_3 (0x28) Read +######################################################################## +rfcal_offset_cprog4 0x28[6:7] 0 +rfcal_freq4 0x28[4:5] 0 +rfcal_offset_cprog5 0x28[2:3] 0 +rfcal_freq5 0x28[0:1] 0 +######################################################################## +## RF_Cal_byte_4 (0x29) Read +######################################################################## +rfcal_offset_cprog6 0x29[6:7] 0 +rfcal_freq6 0x29[4:5] 0 +rfcal_offset_cprog7 0x29[2:3] 0 +rfcal_freq7 0x29[0:1] 0 +######################################################################## +## RF_Cal_byte_5 (0x2a) Read +######################################################################## +rfcal_offset_cprog8 0x2a[6:7] 0 +rfcal_freq8 0x2a[4:5] 0 +rfcal_offset_cprog9 0x2a[2:3] 0 +rfcal_freq9 0x2a[0:1] 0 +######################################################################## +## RF_Cal_byte_6 (0x2b) Read +######################################################################## +rfcal_offset_cprog10 0x2b[6:7] 0 +rfcal_freq10 0x2b[4:5] 0 +rfcal_offset_cprog11 0x2b[2:3] 0 +rfcal_freq11 0x2b[0:1] 0 +######################################################################## +## RF_Filter_byte_1 (0x2c) Read +######################################################################## +rf_filter_bypass 0x2c[7] 0 +##reserved as 0 0x2c[6] 0 +agc2_loop_off 0x2c[5] 0 +force_agc2_gain 0x2c[4] 0 +rf_filter_gv 0x2c[2:3] 2 +rf_filter_band 0x2c[0:1] 0 +######################################################################## +## RF_Filter_byte_2 (0x2d) Read +######################################################################## +rf_filter_cap 0x2d[0:7] 0 +######################################################################## +## RF_Filter_byte_3 (0x2e) Read +######################################################################## +agc2_do_step 0x2e[6:7] 2 +gain_taper 0x2e[0:5] 0 +######################################################################## +## RF_Band_Pass_Filter_byte (0x2f) Read +######################################################################## +rf_bpf_bypass 0x2f[7] 0 +##reserved 0x2f[3:6] 0 +rf_bpf 0x2f[0:2] 0 +######################################################################## +## CP_Current_byte (0x30) Read +######################################################################## +##reserved 0x30[7] 0 +n_cp_current 0x30[0:6] 0x68 +######################################################################## +## AGC_Det_Out_byte (0x31) Read +######################################################################## +up_agc5 0x31[7] 0 +do_agc5 0x31[6] 0 +up_agc4 0x31[5] 0 +do_agc4 0x31[4] 0 +up_agc2 0x31[3] 0 +do_agc2 0x31[2] 0 +up_agc1 0x31[1] 0 +do_agc1 0x31[0] 0 +######################################################################## +## RF_AGC_Gain_byte_1 (0x32) Read +######################################################################## +#set $lna_gain_names = ', '.join(map(lambda x: {0: '', 1: 'm'}[3*x-12 < 0] + str(abs(3*x-12)) + 'db=' + str(x), range(0,10))) +##reserved 0x32[6:7] 0 +agc2_gain_read 0x32[4:5] 3 m11db, m8db, m5db, m2db +agc1_gain_read 0x32[0:3] 9 $lna_gain_names +######################################################################## +## RF_AGC_Gain_byte_2 (0x33) Read +######################################################################## +#set $top_agc3_read_names = ', '.join(map(lambda x: str(int(round(1.92*x+94))) + 'dbuvrms=' + str(x), range(0,8))) +##reserved 0x33[3:7] 0 +top_agc3_read 0x33[0:2] 0 $top_agc3_read_names +######################################################################## +## IF_AGC_Gain_byte (0x34) Read +######################################################################## +#set $lpf_gain_names = ', '.join(map(lambda x: str(3*x) + 'db=' + str(x), range(0,4))) +#set $ir_mixer_names = ', '.join(map(lambda x: str(3*x+2) + 'db=' + str(x), range(0,5))) +##reserved 0x34[5:7] 0 +agc5_gain_read 0x34[3:4] 3 $lpf_gain_names +agc4_gain_read 0x34[0:2] 4 $ir_mixer_names +######################################################################## +## Power_byte_1 (0x35) Read +######################################################################## +rssi 0x35[0:7] 0 +######################################################################## +## Power_byte_2 (0x36) Read +######################################################################## +##reserved 0x36[6:7] 0 +rssi_av 0x36[5] 0 +##reserved 0x36[4] 0 +rssi_cap_reset_en 0x36[3] 1 +rssi_cap_val 0x36[2] 1 +rssi_ck_speed 0x36[1] 0 +rssi_dicho_not 0x36[0] 1 +######################################################################## +## Misc_byte_1 (0x37) Read/Write +######################################################################## +rfcal_phi2 0x37[6:7] 1 +dds_polarity 0x37[5] 0 +rfcal_deltagain 0x37[1:4] 1 +irq_polarity 0x37[0] 0 raised_vcc, raised_low +######################################################################## +## rfcal_log_1 (0x38) Read +######################################################################## +rfcal_log_1 0x38[0:7] 0 +######################################################################## +## rfcal_log_2 (0x39) Read +######################################################################## +rfcal_log_2 0x39[0:7] 0 +######################################################################## +## rfcal_log_3 (0x3a) Read +######################################################################## +rfcal_log_3 0x3a[0:7] 0 +######################################################################## +## rfcal_log_4 (0x3b) Read +######################################################################## +rfcal_log_4 0x3b[0:7] 0 +######################################################################## +## rfcal_log_5 (0x3c) Read +######################################################################## +rfcal_log_5 0x3c[0:7] 0 +######################################################################## +## rfcal_log_6 (0x3d) Read +######################################################################## +rfcal_log_6 0x3d[0:7] 0 +######################################################################## +## rfcal_log_7 (0x3e) Read +######################################################################## +rfcal_log_7 0x3e[0:7] 0 +######################################################################## +## rfcal_log_8 (0x3f) Read +######################################################################## +rfcal_log_8 0x3f[0:7] 0 +######################################################################## +## rfcal_log_9 (0x40) Read +######################################################################## +rfcal_log_9 0x40[0:7] 0 +######################################################################## +## rfcal_log_10 (0x41) Read +######################################################################## +rfcal_log_10 0x41[0:7] 0 +######################################################################## +## rfcal_log_11 (0x42) Read +######################################################################## +rfcal_log_11 0x42[0:7] 0 +######################################################################## +## rfcal_log_12 (0x43) Read +######################################################################## +rfcal_log_12 0x43[0:7] 0 +## +## +######################################################################## +## FORBIDDEN ACCESS to 0x50-0x67 and 0xFE-0xFF +######################################################################## +######################################################################## +## xtal_cal_dac (0x65) Write +######################################################################## +magic 0x43[7] 1 untouched, xtal_cal_dac +""" + +######################################################################## +# Template for methods in the body of the struct +######################################################################## +BODY_TMPL="""\ +boost::uint8_t get_reg(boost::uint8_t addr){ + boost::uint8_t reg = 0; + switch(addr){ + #for $addr in sorted(set(map(lambda r: r.get_addr(), $regs))) + case $addr: + #for $reg in filter(lambda r: r.get_addr() == addr, $regs) + reg |= (boost::uint8_t($reg.get_name()) & $reg.get_mask()) << $reg.get_shift(); + #end for + break; + #end for + } + return boost::uint8_t(reg); +} + +void set_reg(boost::uint8_t addr, boost::uint8_t reg){ + switch(addr){ + #for $addr in sorted(set(map(lambda r: r.get_addr(), $regs))) + case $addr: + #for $reg in filter(lambda r: r.get_addr() == addr, $regs) + $reg.get_name() = $(reg.get_type())((reg >> $reg.get_shift()) & $reg.get_mask()); + #end for + break; + #end for + } +} +""" + +SPLIT_REGS_HELPER_TMPL="""\ +#for $divname in ['n','f'] +void set_$(divname)_divider(boost::uint32_t $divname){ + #for $regname in sorted(map(lambda r: r.get_name(), filter(lambda r: r.get_name().find(divname + '_divider') == 0, $regs))) + #end for +} +#end for +""" + +if __name__ == '__main__': + import common; common.generate( + name='tda18272hnm_regs', + regs_tmpl=REGS_TMPL, + body_tmpl=BODY_TMPL, + file=__file__, + ) diff --git a/host/lib/ic_reg_maps/gen_tuner_4937di5_regs.py b/host/lib/ic_reg_maps/gen_tuner_4937di5_regs.py new file mode 100644 index 000000000..73f7aa3db --- /dev/null +++ b/host/lib/ic_reg_maps/gen_tuner_4937di5_regs.py @@ -0,0 +1,75 @@ +#!/usr/bin/env python +# +# Copyright 2010 Ettus Research LLC +# +# This program is free software: you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation, either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. +# + +######################################################################## +# Template for raw text data describing registers +# name addr[bit range inclusive] default optional enums +######################################################################## +REGS_TMPL="""\ +######################################################################## +## Note: offsets given from perspective of data bits (excludes address) +######################################################################## +## Divider byte 1 +######################################################################## +db1 0[0:6] 0x00 +######################################################################## +## Divider byte 2 +######################################################################## +db2 1[0:7] 0x00 +######################################################################## +## Control byte 1 +######################################################################## +cb7 2[7] 0x01 +cp 2[6] 0x00 low,high +os 2[0] 0x00 on,off +rs 2[1:2] 0x00 d512=3,d640=0,d1024=1 +test 2[3:5] 0x01 normal=0x01,cpoff=0x02,cpsink=0x06,cpsrc=0x07,cptest1=0x04,cptest2=0x05 +######################################################################## +## Control byte 2 +######################################################################## +bandsel 3[4:7] 0x03 uhf=0x03,vhfhi=0x09,vhflo=0x0a +power 3[3] 0x00 on,off +""" + +######################################################################## +# Template for methods in the body of the struct +######################################################################## +BODY_TMPL="""\ +boost::uint8_t get_reg(boost::uint8_t addr){ + boost::uint8_t reg = 0; + switch(addr){ + #for $addr in sorted(set(map(lambda r: r.get_addr(), $regs))) + case $addr: + #for $reg in filter(lambda r: r.get_addr() == addr, $regs) + reg |= (boost::uint8_t($reg.get_name()) & $reg.get_mask()) << $reg.get_shift(); + #end for + break; + #end for + } + return boost::uint8_t(reg); +} + +""" + +if __name__ == '__main__': + import common; common.generate( + name='tuner_4937di5_regs', + regs_tmpl=REGS_TMPL, + body_tmpl=BODY_TMPL, + file=__file__, + ) diff --git a/host/lib/property_tree.cpp b/host/lib/property_tree.cpp new file mode 100644 index 000000000..50e82a6ba --- /dev/null +++ b/host/lib/property_tree.cpp @@ -0,0 +1,181 @@ +// +// Copyright 2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include <uhd/property_tree.hpp> +#include <uhd/types/dict.hpp> +#include <boost/foreach.hpp> +#include <boost/thread/mutex.hpp> +#include <boost/make_shared.hpp> +#include <iostream> + +using namespace uhd; + +/*********************************************************************** + * Helper function to iterate through paths + **********************************************************************/ +#include <boost/tokenizer.hpp> +#define path_tokenizer(path) \ + boost::tokenizer<boost::char_separator<char> > \ + (path, boost::char_separator<char>("/")) + +/*********************************************************************** + * Property path implementation wrapper + **********************************************************************/ +fs_path::fs_path(void): std::string(){} +fs_path::fs_path(const char *p): std::string(p){} +fs_path::fs_path(const std::string &p): std::string(p){} + +std::string fs_path::leaf(void) const{ + const size_t pos = this->rfind("/"); + if (pos == std::string::npos) return *this; + return this->substr(pos+1); +} + +fs_path fs_path::branch_path(void) const{ + const size_t pos = this->rfind("/"); + if (pos == std::string::npos) return *this; + return fs_path(this->substr(0, pos)); +} + +fs_path uhd::operator/(const fs_path &lhs, const fs_path &rhs){ + //strip trailing slash on left-hand-side + if (not lhs.empty() and *lhs.rbegin() == '/'){ + return fs_path(lhs.substr(0, lhs.size()-1)) / rhs; + } + + //strip leading slash on right-hand-side + if (not rhs.empty() and *rhs.begin() == '/'){ + return lhs / fs_path(rhs.substr(1)); + } + + return fs_path(lhs + "/" + rhs); +} + +/*********************************************************************** + * Property tree implementation + **********************************************************************/ +class property_tree_impl : public uhd::property_tree{ +public: + + property_tree_impl(const fs_path &root = fs_path()): + _root(root) + { + _guts = boost::make_shared<tree_guts_type>(); + } + + sptr subtree(const fs_path &path_) const{ + const fs_path path = _root / path_; + boost::mutex::scoped_lock lock(_guts->mutex); + + property_tree_impl *subtree = new property_tree_impl(path); + subtree->_guts = this->_guts; //copy the guts sptr + return sptr(subtree); + } + + void remove(const fs_path &path_){ + const fs_path path = _root / path_; + boost::mutex::scoped_lock lock(_guts->mutex); + + node_type *parent = NULL; + node_type *node = &_guts->root; + BOOST_FOREACH(const std::string &name, path_tokenizer(path)){ + if (not node->has_key(name)) throw_path_not_found(path); + parent = node; + node = &(*node)[name]; + } + if (parent == NULL) throw uhd::runtime_error("Cannot uproot"); + parent->pop(fs_path(path.leaf())); + } + + bool exists(const fs_path &path_) const{ + const fs_path path = _root / path_; + boost::mutex::scoped_lock lock(_guts->mutex); + + node_type *node = &_guts->root; + BOOST_FOREACH(const std::string &name, path_tokenizer(path)){ + if (not node->has_key(name)) return false; + node = &(*node)[name]; + } + return true; + } + + std::vector<std::string> list(const fs_path &path_) const{ + const fs_path path = _root / path_; + boost::mutex::scoped_lock lock(_guts->mutex); + + node_type *node = &_guts->root; + BOOST_FOREACH(const std::string &name, path_tokenizer(path)){ + if (not node->has_key(name)) throw_path_not_found(path); + node = &(*node)[name]; + } + + return node->keys(); + } + + void _create(const fs_path &path_, const boost::shared_ptr<void> &prop){ + const fs_path path = _root / path_; + boost::mutex::scoped_lock lock(_guts->mutex); + + node_type *node = &_guts->root; + BOOST_FOREACH(const std::string &name, path_tokenizer(path)){ + if (not node->has_key(name)) (*node)[name] = node_type(); + node = &(*node)[name]; + } + if (node->prop.get() != NULL) throw uhd::runtime_error("Cannot create! Property already exists at: " + path); + node->prop = prop; + } + + boost::shared_ptr<void> &_access(const fs_path &path_) const{ + const fs_path path = _root / path_; + boost::mutex::scoped_lock lock(_guts->mutex); + + node_type *node = &_guts->root; + BOOST_FOREACH(const std::string &name, path_tokenizer(path)){ + if (not node->has_key(name)) throw_path_not_found(path); + node = &(*node)[name]; + } + if (node->prop.get() == NULL) throw uhd::runtime_error("Cannot access! Property uninitialized at: " + path); + return node->prop; + } + +private: + void throw_path_not_found(const fs_path &path) const{ + throw uhd::lookup_error("Path not found in tree: " + path); + } + + //basic structural node element + struct node_type : uhd::dict<std::string, node_type>{ + boost::shared_ptr<void> prop; + }; + + //tree guts which may be referenced in a subtree + struct tree_guts_type{ + node_type root; + boost::mutex mutex; + }; + + //members, the tree and root prefix + boost::shared_ptr<tree_guts_type> _guts; + const fs_path _root; +}; + +/*********************************************************************** + * Property tree factory + **********************************************************************/ +uhd::property_tree::sptr uhd::property_tree::make(void){ + return sptr(new property_tree_impl()); +} diff --git a/host/lib/transport/CMakeLists.txt b/host/lib/transport/CMakeLists.txt new file mode 100644 index 000000000..8e8ea5ea8 --- /dev/null +++ b/host/lib/transport/CMakeLists.txt @@ -0,0 +1,117 @@ +# +# Copyright 2010-2011 Ettus Research LLC +# +# This program is free software: you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation, either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. +# + +######################################################################## +# This file included, use CMake directory variables +######################################################################## + +######################################################################## +# Setup libusb +######################################################################## +MESSAGE(STATUS "") +FIND_PACKAGE(USB1) + +LIBUHD_REGISTER_COMPONENT("USB" ENABLE_USB ON "ENABLE_LIBUHD;LIBUSB_FOUND" OFF) + +IF(ENABLE_USB) + MESSAGE(STATUS "USB support enabled via libusb.") + INCLUDE_DIRECTORIES(${LIBUSB_INCLUDE_DIRS}) + LIBUHD_APPEND_LIBS(${LIBUSB_LIBRARIES}) + LIBUHD_APPEND_SOURCES( + ${CMAKE_CURRENT_SOURCE_DIR}/libusb1_control.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/libusb1_zero_copy.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/libusb1_base.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/libusb1_base.hpp + ) +ELSE(ENABLE_USB) + LIBUHD_APPEND_SOURCES( + ${CMAKE_CURRENT_SOURCE_DIR}/usb_dummy_impl.cpp + ) +ENDIF(ENABLE_USB) + +######################################################################## +# Setup defines for interface address discovery +######################################################################## +MESSAGE(STATUS "") +MESSAGE(STATUS "Configuring interface address discovery...") +INCLUDE(CheckCXXSourceCompiles) +INCLUDE(CheckIncludeFileCXX) + +CHECK_CXX_SOURCE_COMPILES(" + #include <ifaddrs.h> + int main(){ + struct ifaddrs *ifap; + getifaddrs(&ifap); + return 0; + } + " HAVE_GETIFADDRS +) + +CHECK_INCLUDE_FILE_CXX(winsock2.h HAVE_WINSOCK2_H) + +IF(HAVE_GETIFADDRS) + MESSAGE(STATUS " Interface address discovery supported through getifaddrs.") + SET(IF_ADDRS_DEFS HAVE_GETIFADDRS) +ELSEIF(HAVE_WINSOCK2_H) + MESSAGE(STATUS " Interface address discovery supported through SIO_GET_INTERFACE_LIST.") + SET(IF_ADDRS_DEFS HAVE_SIO_GET_INTERFACE_LIST) +ELSE() + MESSAGE(STATUS " Interface address discovery not supported.") + SET(IF_ADDRS_DEFS HAVE_IF_ADDRS_DUMMY) +ENDIF() + +SET_SOURCE_FILES_PROPERTIES( + ${CMAKE_CURRENT_SOURCE_DIR}/if_addrs.cpp + PROPERTIES COMPILE_DEFINITIONS "${IF_ADDRS_DEFS}" +) + +######################################################################## +# Setup UDP +######################################################################## +LIBUHD_APPEND_SOURCES(${CMAKE_CURRENT_SOURCE_DIR}/udp_zero_copy.cpp) + +#On windows, the boost asio implementation uses the winsock2 library. +#Note: we exclude the .lib extension for cygwin and mingw platforms. +IF(WIN32) + LIBUHD_APPEND_LIBS(ws2_32) +ENDIF() + +#atlbase.h is not included with visual studio express +#conditionally check for atlbase.h and define if found +INCLUDE(CheckIncludeFileCXX) +CHECK_INCLUDE_FILE_CXX(atlbase.h HAVE_ATLBASE_H) +IF(HAVE_ATLBASE_H) + SET_SOURCE_FILES_PROPERTIES( + ${CMAKE_CURRENT_SOURCE_DIR}/udp_zero_copy.cpp + PROPERTIES COMPILE_DEFINITIONS "HAVE_ATLBASE_H" + ) +ENDIF(HAVE_ATLBASE_H) + +######################################################################## +# Append to the list of sources for lib uhd +######################################################################## +LIBUHD_PYTHON_GEN_SOURCE( + ${CMAKE_CURRENT_SOURCE_DIR}/gen_vrt_if_packet.py + ${CMAKE_CURRENT_BINARY_DIR}/vrt_if_packet.cpp +) + +LIBUHD_APPEND_SOURCES( + ${CMAKE_CURRENT_SOURCE_DIR}/buffer_pool.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/if_addrs.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/udp_simple.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/usb_zero_copy_wrapper.cpp +) diff --git a/host/lib/transport/buffer_pool.cpp b/host/lib/transport/buffer_pool.cpp new file mode 100644 index 000000000..971bbb75a --- /dev/null +++ b/host/lib/transport/buffer_pool.cpp @@ -0,0 +1,80 @@ +// +// Copyright 2011-2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include <uhd/transport/buffer_pool.hpp> +#include <boost/shared_array.hpp> +#include <vector> + +using namespace uhd::transport; + +//! pad the byte count to a multiple of alignment +static size_t pad_to_boundary(const size_t bytes, const size_t alignment){ + return bytes + (alignment - bytes)%alignment; +} + +/*********************************************************************** + * Buffer pool implementation + **********************************************************************/ +class buffer_pool_impl : public buffer_pool{ +public: + buffer_pool_impl( + const std::vector<ptr_type> &ptrs, + boost::shared_array<char> mem + ): _ptrs(ptrs), _mem(mem){ + /* NOP */ + } + + ptr_type at(const size_t index) const{ + return _ptrs.at(index); + } + + size_t size(void) const{ + return _ptrs.size(); + } + +private: + std::vector<ptr_type> _ptrs; + boost::shared_array<char> _mem; +}; + +/*********************************************************************** + * Buffer pool factor function + **********************************************************************/ +buffer_pool::sptr buffer_pool::make( + const size_t num_buffs, + const size_t buff_size, + const size_t alignment +){ + //1) pad the buffer size to be a multiple of alignment + //2) pad the overall memory size for room after alignment + //3) allocate the memory in one block of sufficient size + const size_t padded_buff_size = pad_to_boundary(buff_size, alignment); + boost::shared_array<char> mem(new char[padded_buff_size*num_buffs + alignment-1]); + + //Fill a vector with boundary-aligned points in the memory + const size_t mem_start = pad_to_boundary(size_t(mem.get()), alignment); + std::vector<ptr_type> ptrs(num_buffs); + for (size_t i = 0; i < num_buffs; i++){ + ptrs[i] = ptr_type(mem_start + padded_buff_size*i); + } + + //Create a new buffer pool implementation with: + // - the pre-computed pointers, and + // - the reference to allocated memory. + return sptr(new buffer_pool_impl(ptrs, mem)); +} + diff --git a/host/lib/transport/gen_vrt_if_packet.py b/host/lib/transport/gen_vrt_if_packet.py new file mode 100644 index 000000000..e28ce3aae --- /dev/null +++ b/host/lib/transport/gen_vrt_if_packet.py @@ -0,0 +1,286 @@ +#!/usr/bin/env python +# +# Copyright 2010-2011 Ettus Research LLC +# +# This program is free software: you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation, either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. +# + +""" +The vrt packer/unpacker code generator: + +This script will generate the pack and unpack routines that convert +metatdata into vrt headers and vrt headers into metadata. + +The generated code infers jump tables to speed-up the parsing time. +""" + +TMPL_TEXT = """ +#import time +/*********************************************************************** + * This file was generated by $file on $time.strftime("%c") + **********************************************************************/ + +\#include <uhd/exception.hpp> +\#include <uhd/transport/vrt_if_packet.hpp> +\#include <uhd/utils/byteswap.hpp> +\#include <boost/detail/endian.hpp> +\#include <vector> + +//define the endian macros to convert integers +\#ifdef BOOST_BIG_ENDIAN + \#define BE_MACRO(x) (x) + \#define LE_MACRO(x) uhd::byteswap(x) +\#else + \#define BE_MACRO(x) uhd::byteswap(x) + \#define LE_MACRO(x) (x) +\#endif + +using namespace uhd; +using namespace uhd::transport; + +typedef size_t pred_type; +typedef std::vector<pred_type> pred_table_type; +#define pred_table_index(hdr) ((hdr >> 20) & 0x1ff) + +static pred_table_type get_pred_unpack_table(void){ + pred_table_type table(1 << 9, 0); //only 9 bits useful here (20-28) + for (size_t i = 0; i < table.size(); i++){ + boost::uint32_t vrt_hdr_word = i << 20; + if(vrt_hdr_word & $hex(0x1 << 28)) table[i] |= $hex($sid_p); + if(vrt_hdr_word & $hex(0x1 << 27)) table[i] |= $hex($cid_p); + if(vrt_hdr_word & $hex(0x3 << 22)) table[i] |= $hex($tsi_p); + if(vrt_hdr_word & $hex(0x3 << 20)) table[i] |= $hex($tsf_p); + if(vrt_hdr_word & $hex(0x1 << 26)) table[i] |= $hex($tlr_p); + if(vrt_hdr_word & $hex(0x1 << 24)) table[i] |= $hex($eob_p); + if(vrt_hdr_word & $hex(0x1 << 25)) table[i] |= $hex($sob_p); + } + return table; +} + +static const pred_table_type pred_unpack_table(get_pred_unpack_table()); + +//maps trailer bits to num empty bytes +//maps num empty bytes to trailer bits +static const size_t occ_table[] = {0, 2, 1, 3}; + +######################################################################## +#def gen_code($XE_MACRO, $suffix) +######################################################################## + +void vrt::if_hdr_pack_$(suffix)( + boost::uint32_t *packet_buff, + if_packet_info_t &if_packet_info +){ + boost::uint32_t vrt_hdr_flags = 0; + + pred_type pred = 0; + if (if_packet_info.has_sid) pred |= $hex($sid_p); + if (if_packet_info.has_cid) pred |= $hex($cid_p); + if (if_packet_info.has_tsi) pred |= $hex($tsi_p); + if (if_packet_info.has_tsf) pred |= $hex($tsf_p); + if (if_packet_info.has_tlr) pred |= $hex($tlr_p); + if (if_packet_info.eob) pred |= $hex($eob_p); + if (if_packet_info.sob) pred |= $hex($sob_p); + + switch(pred){ + #for $pred in range(2**7) + case $pred: + #set $num_header_words = 1 + #set $flags = 0 + ########## Stream ID ########## + #if $pred & $sid_p + packet_buff[$num_header_words] = $(XE_MACRO)(if_packet_info.sid); + #set $num_header_words += 1 + #set $flags |= (0x1 << 28); + #end if + ########## Class ID ########## + #if $pred & $cid_p + packet_buff[$num_header_words] = 0; //not implemented + #set $num_header_words += 1 + packet_buff[$num_header_words] = 0; //not implemented + #set $num_header_words += 1 + #set $flags |= (0x1 << 27); + #end if + ########## Integer Time ########## + #if $pred & $tsi_p + packet_buff[$num_header_words] = $(XE_MACRO)(if_packet_info.tsi); + #set $num_header_words += 1 + #set $flags |= (0x3 << 22); + #end if + ########## Fractional Time ########## + #if $pred & $tsf_p + packet_buff[$num_header_words] = $(XE_MACRO)(boost::uint32_t(if_packet_info.tsf >> 32)); + #set $num_header_words += 1 + packet_buff[$num_header_words] = $(XE_MACRO)(boost::uint32_t(if_packet_info.tsf >> 0)); + #set $num_header_words += 1 + #set $flags |= (0x1 << 20); + #end if + ########## Burst Flags ########## + #if $pred & $eob_p + #set $flags |= (0x1 << 24); + #end if + #if $pred & $sob_p + #set $flags |= (0x1 << 25); + #end if + ########## Trailer ########## + #if $pred & $tlr_p + { + const size_t empty_bytes = if_packet_info.num_payload_words32*sizeof(boost::uint32_t) - if_packet_info.num_payload_bytes; + if_packet_info.tlr = (0x3 << 22) | (occ_table[empty_bytes & 0x3] << 10); + } + packet_buff[$num_header_words+if_packet_info.num_payload_words32] = $(XE_MACRO)(if_packet_info.tlr); + #set $flags |= (0x1 << 26); + #set $num_trailer_words = 1; + #else + #set $num_trailer_words = 0; + #end if + ########## Variables ########## + if_packet_info.num_header_words32 = $num_header_words; + if_packet_info.num_packet_words32 = $($num_header_words + $num_trailer_words) + if_packet_info.num_payload_words32; + vrt_hdr_flags = $hex($flags); + break; + #end for + } + + //fill in complete header word + packet_buff[0] = $(XE_MACRO)(boost::uint32_t(0 + | (if_packet_info.packet_type << 29) + | vrt_hdr_flags + | ((if_packet_info.packet_count & 0xf) << 16) + | (if_packet_info.num_packet_words32 & 0xffff) + )); +} + +void vrt::if_hdr_unpack_$(suffix)( + const boost::uint32_t *packet_buff, + if_packet_info_t &if_packet_info +){ + //extract vrt header + boost::uint32_t vrt_hdr_word = $(XE_MACRO)(packet_buff[0]); + size_t packet_words32 = vrt_hdr_word & 0xffff; + + //failure case + if (if_packet_info.num_packet_words32 < packet_words32) + throw uhd::value_error("bad vrt header or packet fragment"); + + //extract fields from the header + if_packet_info.packet_type = if_packet_info_t::packet_type_t(vrt_hdr_word >> 29); + if_packet_info.packet_count = (vrt_hdr_word >> 16) & 0xf; + + const pred_type pred = pred_unpack_table[pred_table_index(vrt_hdr_word)]; + + size_t empty_bytes = 0; + + switch(pred){ + #for $pred in range(2**7) + case $pred: + #set $has_time_spec = False + #set $num_header_words = 1 + ########## Stream ID ########## + #if $pred & $sid_p + if_packet_info.has_sid = true; + if_packet_info.sid = $(XE_MACRO)(packet_buff[$num_header_words]); + #set $num_header_words += 1 + #else + if_packet_info.has_sid = false; + #end if + ########## Class ID ########## + #if $pred & $cid_p + if_packet_info.has_cid = true; + if_packet_info.cid = 0; //not implemented + #set $num_header_words += 2 + #else + if_packet_info.has_cid = false; + #end if + ########## Integer Time ########## + #if $pred & $tsi_p + if_packet_info.has_tsi = true; + if_packet_info.tsi = $(XE_MACRO)(packet_buff[$num_header_words]); + #set $num_header_words += 1 + #else + if_packet_info.has_tsi = false; + #end if + ########## Fractional Time ########## + #if $pred & $tsf_p + if_packet_info.has_tsf = true; + if_packet_info.tsf = boost::uint64_t($(XE_MACRO)(packet_buff[$num_header_words])) << 32; + #set $num_header_words += 1 + if_packet_info.tsf |= $(XE_MACRO)(packet_buff[$num_header_words]); + #set $num_header_words += 1 + #else + if_packet_info.has_tsf = false; + #end if + ########## Burst Flags ########## + #if $pred & $eob_p + if_packet_info.eob = true; + #else + if_packet_info.eob = false; + #end if + #if $pred & $sob_p + if_packet_info.sob = true; + #else + if_packet_info.sob = false; + #end if + ########## Trailer ########## + #if $pred & $tlr_p + if_packet_info.has_tlr = true; + if_packet_info.tlr = $(XE_MACRO)(packet_buff[packet_words32-1]); + #set $num_trailer_words = 1; + { + const int indicators = (if_packet_info.tlr >> 20) & (if_packet_info.tlr >> 8); + if ((indicators & (1 << 0)) != 0) if_packet_info.eob = true; + if ((indicators & (1 << 1)) != 0) if_packet_info.sob = true; + empty_bytes = occ_table[(indicators >> 2) & 0x3]; + } + #else + if_packet_info.has_tlr = false; + #set $num_trailer_words = 0; + #end if + ########## Variables ########## + //another failure case + if (packet_words32 < $($num_header_words + $num_trailer_words)) + throw uhd::value_error("bad vrt header or invalid packet length"); + if_packet_info.num_header_words32 = $num_header_words; + if_packet_info.num_payload_words32 = packet_words32 - $($num_header_words + $num_trailer_words); + if_packet_info.num_payload_bytes = if_packet_info.num_payload_words32*sizeof(boost::uint32_t) - empty_bytes; + break; + #end for + } +} + +######################################################################## +#end def +######################################################################## + +$gen_code("BE_MACRO", "be") +$gen_code("LE_MACRO", "le") +""" + +def parse_tmpl(_tmpl_text, **kwargs): + from Cheetah.Template import Template + return str(Template(_tmpl_text, kwargs)) + +if __name__ == '__main__': + import sys + open(sys.argv[1], 'w').write(parse_tmpl( + TMPL_TEXT, + file=__file__, + sid_p = 0b0000001, + cid_p = 0b0000010, + tsi_p = 0b0000100, + tsf_p = 0b0001000, + tlr_p = 0b0010000, + sob_p = 0b0100000, + eob_p = 0b1000000, + )) diff --git a/host/lib/transport/if_addrs.cpp b/host/lib/transport/if_addrs.cpp new file mode 100644 index 000000000..2ad0c8c53 --- /dev/null +++ b/host/lib/transport/if_addrs.cpp @@ -0,0 +1,121 @@ +// +// Copyright 2010-2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include <uhd/transport/if_addrs.hpp> +#include <boost/asio/ip/address_v4.hpp> +#include <boost/cstdint.hpp> +#include <iostream> + +/*********************************************************************** + * Interface address discovery through ifaddrs api + **********************************************************************/ +#ifdef HAVE_GETIFADDRS +#include <ifaddrs.h> + +static boost::asio::ip::address_v4 sockaddr_to_ip_addr(sockaddr *addr){ + return boost::asio::ip::address_v4(ntohl( + reinterpret_cast<sockaddr_in*>(addr)->sin_addr.s_addr + )); +} + +std::vector<uhd::transport::if_addrs_t> uhd::transport::get_if_addrs(void){ + std::vector<if_addrs_t> if_addrs; + struct ifaddrs *ifap; + if (getifaddrs(&ifap) == 0){ + for (struct ifaddrs *iter = ifap; iter != NULL; iter = iter->ifa_next){ + //ensure that the entries are valid + if (iter->ifa_addr == NULL) continue; + if (iter->ifa_addr->sa_family != AF_INET) continue; + if (iter->ifa_netmask->sa_family != AF_INET) continue; + if (iter->ifa_broadaddr->sa_family != AF_INET) continue; + + //append a new set of interface addresses + if_addrs_t if_addr; + if_addr.inet = sockaddr_to_ip_addr(iter->ifa_addr).to_string(); + if_addr.mask = sockaddr_to_ip_addr(iter->ifa_netmask).to_string(); + if_addr.bcast = sockaddr_to_ip_addr(iter->ifa_broadaddr).to_string(); + + //correct the bcast address when its same as the gateway + if (if_addr.inet == if_addr.bcast or sockaddr_to_ip_addr(iter->ifa_broadaddr) == boost::asio::ip::address_v4(0)){ + //manually calculate broadcast address + //https://svn.boost.org/trac/boost/ticket/5198 + const boost::uint32_t addr = sockaddr_to_ip_addr(iter->ifa_addr).to_ulong(); + const boost::uint32_t mask = sockaddr_to_ip_addr(iter->ifa_netmask).to_ulong(); + const boost::uint32_t bcast = (addr & mask) | ~mask; + if_addr.bcast = boost::asio::ip::address_v4(bcast).to_string(); + } + + if_addrs.push_back(if_addr); + } + freeifaddrs(ifap); + } + return if_addrs; +} + +#endif /* HAVE_GETIFADDRS */ + +/*********************************************************************** + * Interface address discovery through windows api + **********************************************************************/ +#ifdef HAVE_SIO_GET_INTERFACE_LIST +#include <winsock2.h> + +std::vector<uhd::transport::if_addrs_t> uhd::transport::get_if_addrs(void){ + std::vector<if_addrs_t> if_addrs; + SOCKET sd = WSASocket(AF_INET, SOCK_DGRAM, 0, 0, 0, 0); + if (sd == SOCKET_ERROR) { + std::cerr << "Failed to get a socket. Error " << WSAGetLastError() << + std::endl; return if_addrs; + } + + INTERFACE_INFO InterfaceList[20]; + unsigned long nBytesReturned; + if (WSAIoctl(sd, SIO_GET_INTERFACE_LIST, 0, 0, &InterfaceList, + sizeof(InterfaceList), &nBytesReturned, 0, 0) == SOCKET_ERROR) { + std::cerr << "Failed calling WSAIoctl: error " << WSAGetLastError() << + std::endl; + return if_addrs; + } + + int nNumInterfaces = nBytesReturned / sizeof(INTERFACE_INFO); + for (int i = 0; i < nNumInterfaces; ++i) { + boost::uint32_t iiAddress = ntohl(reinterpret_cast<sockaddr_in&>(InterfaceList[i].iiAddress).sin_addr.s_addr); + boost::uint32_t iiNetmask = ntohl(reinterpret_cast<sockaddr_in&>(InterfaceList[i].iiNetmask).sin_addr.s_addr); + boost::uint32_t iiBroadcastAddress = (iiAddress & iiNetmask) | ~iiNetmask; + + if_addrs_t if_addr; + if_addr.inet = boost::asio::ip::address_v4(iiAddress).to_string(); + if_addr.mask = boost::asio::ip::address_v4(iiNetmask).to_string(); + if_addr.bcast = boost::asio::ip::address_v4(iiBroadcastAddress).to_string(); + if_addrs.push_back(if_addr); + } + + return if_addrs; +} + +#endif /* HAVE_SIO_GET_INTERFACE_LIST */ + +/*********************************************************************** + * Interface address discovery not included + **********************************************************************/ +#ifdef HAVE_IF_ADDRS_DUMMY + +std::vector<uhd::transport::if_addrs_t> uhd::transport::get_if_addrs(void){ + return std::vector<if_addrs_t>(); +} + +#endif /* HAVE_IF_ADDRS_DUMMY */ diff --git a/host/lib/transport/libusb1_base.cpp b/host/lib/transport/libusb1_base.cpp new file mode 100644 index 000000000..d4ec874f1 --- /dev/null +++ b/host/lib/transport/libusb1_base.cpp @@ -0,0 +1,279 @@ +// +// Copyright 2010-2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include "libusb1_base.hpp" +#include <uhd/exception.hpp> +#include <uhd/utils/msg.hpp> +#include <uhd/utils/log.hpp> +#include <uhd/types/dict.hpp> +#include <boost/weak_ptr.hpp> +#include <boost/thread/mutex.hpp> +#include <boost/foreach.hpp> +#include <iostream> + +using namespace uhd; +using namespace uhd::transport; + +/*********************************************************************** + * libusb session + **********************************************************************/ +class libusb_session_impl : public libusb::session{ +public: + libusb_session_impl(void){ + UHD_ASSERT_THROW(libusb_init(&_context) == 0); + libusb_set_debug(_context, debug_level); + } + + ~libusb_session_impl(void){ + libusb_exit(_context); + } + + libusb_context *get_context(void) const{ + return _context; + } + +private: + libusb_context *_context; +}; + +libusb::session::sptr libusb::session::get_global_session(void){ + static boost::weak_ptr<session> global_session; + + //not expired -> get existing session + if (not global_session.expired()) return global_session.lock(); + + //create a new global session + sptr new_global_session(new libusb_session_impl()); + global_session = new_global_session; + return new_global_session; +} + +/*********************************************************************** + * libusb device + **********************************************************************/ +class libusb_device_impl : public libusb::device{ +public: + libusb_device_impl(libusb_device *dev){ + _session = libusb::session::get_global_session(); + _dev = dev; + } + + ~libusb_device_impl(void){ + libusb_unref_device(this->get()); + } + + libusb_device *get(void) const{ + return _dev; + } + +private: + libusb::session::sptr _session; //always keep a reference to session + libusb_device *_dev; +}; + +/*********************************************************************** + * libusb device list + **********************************************************************/ +class libusb_device_list_impl : public libusb::device_list{ +public: + libusb_device_list_impl(void){ + libusb::session::sptr sess = libusb::session::get_global_session(); + + //allocate a new list of devices + libusb_device** dev_list; + ssize_t ret = libusb_get_device_list(sess->get_context(), &dev_list); + if (ret < 0) throw uhd::os_error("cannot enumerate usb devices"); + + //fill the vector of device references + for (size_t i = 0; i < size_t(ret); i++) _devs.push_back( + libusb::device::sptr(new libusb_device_impl(dev_list[i])) + ); + + //free the device list but dont unref (done in ~device) + libusb_free_device_list(dev_list, false/*dont unref*/); + } + + size_t size(void) const{ + return _devs.size(); + } + + libusb::device::sptr at(size_t i) const{ + return _devs.at(i); + } + +private: + std::vector<libusb::device::sptr> _devs; +}; + +libusb::device_list::sptr libusb::device_list::make(void){ + return sptr(new libusb_device_list_impl()); +} + +/*********************************************************************** + * libusb device descriptor + **********************************************************************/ +class libusb_device_descriptor_impl : public libusb::device_descriptor{ +public: + libusb_device_descriptor_impl(libusb::device::sptr dev){ + _dev = dev; + UHD_ASSERT_THROW(libusb_get_device_descriptor(_dev->get(), &_desc) == 0); + } + + const libusb_device_descriptor &get(void) const{ + return _desc; + } + + std::string get_ascii_serial(void) const{ + if (this->get().iSerialNumber == 0) return ""; + + libusb::device_handle::sptr handle( + libusb::device_handle::get_cached_handle(_dev) + ); + + unsigned char buff[512]; + ssize_t ret = libusb_get_string_descriptor_ascii( + handle->get(), this->get().iSerialNumber, buff, sizeof(buff) + ); + if (ret < 0) return ""; //on error, just return empty string + + return std::string((char *)buff, ret); + } + +private: + libusb::device::sptr _dev; //always keep a reference to device + libusb_device_descriptor _desc; +}; + +libusb::device_descriptor::sptr libusb::device_descriptor::make(device::sptr dev){ + return sptr(new libusb_device_descriptor_impl(dev)); +} + +/*********************************************************************** + * libusb device handle + **********************************************************************/ +class libusb_device_handle_impl : public libusb::device_handle{ +public: + libusb_device_handle_impl(libusb::device::sptr dev){ + _dev = dev; + UHD_ASSERT_THROW(libusb_open(_dev->get(), &_handle) == 0); + } + + ~libusb_device_handle_impl(void){ + //release all claimed interfaces + for (size_t i = 0; i < _claimed.size(); i++){ + libusb_release_interface(this->get(), _claimed[i]); + } + libusb_close(_handle); + } + + libusb_device_handle *get(void) const{ + return _handle; + } + + void claim_interface(int interface){ + UHD_ASSERT_THROW(libusb_claim_interface(this->get(), interface) == 0); + _claimed.push_back(interface); + } + +private: + libusb::device::sptr _dev; //always keep a reference to device + libusb_device_handle *_handle; + std::vector<int> _claimed; +}; + +libusb::device_handle::sptr libusb::device_handle::get_cached_handle(device::sptr dev){ + static uhd::dict<libusb_device *, boost::weak_ptr<device_handle> > handles; + + //lock for atomic access to static table above + static boost::mutex mutex; + boost::mutex::scoped_lock lock(mutex); + + //not expired -> get existing handle + if (handles.has_key(dev->get()) and not handles[dev->get()].expired()){ + return handles[dev->get()].lock(); + } + + //create a new cached handle + try{ + sptr new_handle(new libusb_device_handle_impl(dev)); + handles[dev->get()] = new_handle; + return new_handle; + } + catch(const uhd::exception &){ + #ifdef UHD_PLATFORM_LINUX + UHD_MSG(error) << + "USB open failed: insufficient permissions.\n" + "See the application notes for your device.\n" + << std::endl; + #else + UHD_LOG << "USB open failed: device already claimed." << std::endl; + #endif + throw; + } +} + +/*********************************************************************** + * libusb special handle + **********************************************************************/ +class libusb_special_handle_impl : public libusb::special_handle{ +public: + libusb_special_handle_impl(libusb::device::sptr dev){ + _dev = dev; + } + + libusb::device::sptr get_device(void) const{ + return _dev; + } + + std::string get_serial(void) const{ + return libusb::device_descriptor::make(this->get_device())->get_ascii_serial(); + } + + boost::uint16_t get_vendor_id(void) const{ + return libusb::device_descriptor::make(this->get_device())->get().idVendor; + } + + boost::uint16_t get_product_id(void) const{ + return libusb::device_descriptor::make(this->get_device())->get().idProduct; + } + +private: + libusb::device::sptr _dev; //always keep a reference to device +}; + +libusb::special_handle::sptr libusb::special_handle::make(device::sptr dev){ + return sptr(new libusb_special_handle_impl(dev)); +} + +/*********************************************************************** + * list device handles implementations + **********************************************************************/ +std::vector<usb_device_handle::sptr> usb_device_handle::get_device_list( + boost::uint16_t vid, boost::uint16_t pid +){ + std::vector<usb_device_handle::sptr> handles; + + libusb::device_list::sptr dev_list = libusb::device_list::make(); + for (size_t i = 0; i < dev_list->size(); i++){ + usb_device_handle::sptr handle = libusb::special_handle::make(dev_list->at(i)); + if (handle->get_vendor_id() == vid and handle->get_product_id() == pid){ + handles.push_back(handle); + } + } + + return handles; +} diff --git a/host/lib/transport/libusb1_base.hpp b/host/lib/transport/libusb1_base.hpp new file mode 100644 index 000000000..04c1d6574 --- /dev/null +++ b/host/lib/transport/libusb1_base.hpp @@ -0,0 +1,149 @@ +// +// Copyright 2010 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#ifndef INCLUDED_LIBUHD_TRANSPORT_LIBUSB_HPP +#define INCLUDED_LIBUHD_TRANSPORT_LIBUSB_HPP + +#include <uhd/config.hpp> +#include <boost/utility.hpp> +#include <boost/shared_ptr.hpp> +#include <uhd/transport/usb_device_handle.hpp> +#include <libusb.h> + +/*********************************************************************** + * Libusb object oriented smart pointer wrappers: + * The following wrappers provide allocation and automatic deallocation + * for various libusb data types and handles. The construction routines + * also store tables of already allocated structures to avoid multiple + * occurrences of opened handles (for example). + **********************************************************************/ +namespace uhd { namespace transport { + +namespace libusb { + + /*! + * This session class holds a global libusb context for this process. + * The get global session call will create a new context if none exists. + * When all references to session are destroyed, the context will be freed. + */ + class session : boost::noncopyable { + public: + typedef boost::shared_ptr<session> sptr; + + /*! + * Level 0: no messages ever printed by the library (default) + * Level 1: error messages are printed to stderr + * Level 2: warning and error messages are printed to stderr + * Level 3: informational messages are printed to stdout, warning + * and error messages are printed to stderr + */ + static const int debug_level = 0; + + //! get a shared pointer to the global session + static sptr get_global_session(void); + + //! get the underlying libusb context pointer + virtual libusb_context *get_context(void) const = 0; + }; + + /*! + * Holds a device pointer with a reference to the session. + */ + class device : boost::noncopyable { + public: + typedef boost::shared_ptr<device> sptr; + + //! get the underlying device pointer + virtual libusb_device *get(void) const = 0; + }; + + /*! + * This device list class holds a device list that will be + * automatically freed when the last reference is destroyed. + */ + class device_list : boost::noncopyable { + public: + typedef boost::shared_ptr<device_list> sptr; + + //! make a new device list + static sptr make(void); + + //! the number of devices in this list + virtual size_t size() const = 0; + + //! get the device pointer at a particular index + virtual device::sptr at(size_t index) const = 0; + }; + + /*! + * Holds a device descriptor and a reference to the device. + */ + class device_descriptor : boost::noncopyable { + public: + typedef boost::shared_ptr<device_descriptor> sptr; + + //! make a new descriptor from a device reference + static sptr make(device::sptr); + + //! get the underlying device descriptor + virtual const libusb_device_descriptor &get(void) const = 0; + + virtual std::string get_ascii_serial(void) const = 0; + }; + + /*! + * Holds a device handle and a reference to the device. + */ + class device_handle : boost::noncopyable { + public: + typedef boost::shared_ptr<device_handle> sptr; + + //! get a cached handle or make a new one given the device + static sptr get_cached_handle(device::sptr); + + //! get the underlying device handle + virtual libusb_device_handle *get(void) const = 0; + + /*! + * Open USB interfaces for control using magic value + * IN interface: 2 + * OUT interface: 1 + * Control interface: 0 + */ + virtual void claim_interface(int) = 0; + }; + + /*! + * The special handle is our internal implementation of the + * usb device handle which is used publicly to identify a device. + */ + class special_handle : public usb_device_handle { + public: + typedef boost::shared_ptr<special_handle> sptr; + + //! make a new special handle from device + static sptr make(device::sptr); + + //! get the underlying device reference + virtual device::sptr get_device(void) const = 0; + }; + +} + +}} //namespace + +#endif /* INCLUDED_LIBUHD_TRANSPORT_LIBUSB_HPP */ diff --git a/host/lib/transport/libusb1_control.cpp b/host/lib/transport/libusb1_control.cpp new file mode 100644 index 000000000..3d9b38785 --- /dev/null +++ b/host/lib/transport/libusb1_control.cpp @@ -0,0 +1,67 @@ +// +// Copyright 2010 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include "libusb1_base.hpp" +#include <uhd/transport/usb_control.hpp> +#include <boost/thread/mutex.hpp> + +using namespace uhd::transport; + +const int libusb_timeout = 0; + +/*********************************************************************** + * libusb-1.0 implementation of USB control transport + **********************************************************************/ +class libusb_control_impl : public usb_control { +public: + libusb_control_impl(libusb::device_handle::sptr handle, const size_t interface): + _handle(handle) + { + _handle->claim_interface(interface); + } + + ssize_t submit(boost::uint8_t request_type, + boost::uint8_t request, + boost::uint16_t value, + boost::uint16_t index, + unsigned char *buff, + boost::uint16_t length + ){ + boost::mutex::scoped_lock lock(_mutex); + return libusb_control_transfer(_handle->get(), + request_type, + request, + value, + index, + buff, + length, + libusb_timeout); + } + +private: + libusb::device_handle::sptr _handle; + boost::mutex _mutex; +}; + +/*********************************************************************** + * USB control public make functions + **********************************************************************/ +usb_control::sptr usb_control::make(usb_device_handle::sptr handle, const size_t interface){ + return sptr(new libusb_control_impl(libusb::device_handle::get_cached_handle( + boost::static_pointer_cast<libusb::special_handle>(handle)->get_device() + ), interface)); +} diff --git a/host/lib/transport/libusb1_zero_copy.cpp b/host/lib/transport/libusb1_zero_copy.cpp new file mode 100644 index 000000000..3e67264cd --- /dev/null +++ b/host/lib/transport/libusb1_zero_copy.cpp @@ -0,0 +1,300 @@ +// +// Copyright 2010-2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include "libusb1_base.hpp" +#include <uhd/transport/usb_zero_copy.hpp> +#include <uhd/transport/buffer_pool.hpp> +#include <uhd/utils/msg.hpp> +#include <uhd/exception.hpp> +#include <boost/foreach.hpp> +#include <boost/thread/thread.hpp> +#include <list> + +using namespace uhd; +using namespace uhd::transport; + +static const size_t DEFAULT_NUM_XFERS = 16; //num xfers +static const size_t DEFAULT_XFER_SIZE = 32*512; //bytes + +//! Define LIBUSB_CALL when its missing (non-windows) +#ifndef LIBUSB_CALL + #define LIBUSB_CALL +#endif /*LIBUSB_CALL*/ + +/*! + * All libusb callback functions should be marked with the LIBUSB_CALL macro + * to ensure that they are compiled with the same calling convention as libusb. + */ + +//! helper function: handles all async callbacks +static void LIBUSB_CALL libusb_async_cb(libusb_transfer *lut){ + *(static_cast<bool *>(lut->user_data)) = true; +} + +/*! + * Wait for a managed buffer to become complete. + * + * This routine processes async events until the transaction completes. + * We must call the libusb handle events in a loop because the handler + * may complete managed buffers other than the one we are waiting on. + * + * We cannot determine if handle events timed out or processed an event. + * Therefore, the timeout condition is handled by using boost system time. + * + * \param ctx the libusb context structure + * \param timeout the wait timeout in seconds + * \param completed a reference to the completed flag + * \return true for completion, false for timeout + */ +UHD_INLINE bool wait_for_completion(libusb_context *ctx, const double timeout, bool &completed){ + const boost::system_time timeout_time = boost::get_system_time() + boost::posix_time::microseconds(long(timeout*1000000)); + + while (not completed and (boost::get_system_time() < timeout_time)){ + timeval tv; + tv.tv_sec = 0; + tv.tv_usec = 10000; /*10ms*/ + libusb_handle_events_timeout(ctx, &tv); + } + + return completed; +} + +/*********************************************************************** + * Reusable managed receiver buffer: + * - Associated with a particular libusb transfer struct. + * - Submits the transfer to libusb in the release method. + **********************************************************************/ +class libusb_zero_copy_mrb : public managed_recv_buffer{ +public: + libusb_zero_copy_mrb(libusb_transfer *lut, const size_t frame_size): + _ctx(libusb::session::get_global_session()->get_context()), + _lut(lut), _expired(false), _frame_size(frame_size) { /* NOP */ } + + void release(void){ + if (_expired) return; + completed = false; + _lut->length = _frame_size; //always reset length + UHD_ASSERT_THROW(libusb_submit_transfer(_lut) == 0); + _expired = true; + } + + sptr get_new(const double timeout, size_t &index){ + if (wait_for_completion(_ctx, timeout, completed)){ + index++; + _expired = false; + return make_managed_buffer(this); + } + return managed_recv_buffer::sptr(); + } + + bool completed; + +private: + const void *get_buff(void) const{return _lut->buffer;} + size_t get_size(void) const{return _lut->actual_length;} + + libusb_context *_ctx; + libusb_transfer *_lut; + bool _expired; + const size_t _frame_size; +}; + +/*********************************************************************** + * Reusable managed send buffer: + * - Associated with a particular libusb transfer struct. + * - Submits the transfer to libusb in the commit method. + **********************************************************************/ +class libusb_zero_copy_msb : public managed_send_buffer{ +public: + libusb_zero_copy_msb(libusb_transfer *lut, const size_t frame_size): + _ctx(libusb::session::get_global_session()->get_context()), + _lut(lut), _expired(false), _frame_size(frame_size) { /* NOP */ } + + void commit(size_t len){ + if (_expired) return; + completed = false; + _lut->length = len; + if (len == 0) libusb_async_cb(_lut); + else UHD_ASSERT_THROW(libusb_submit_transfer(_lut) == 0); + _expired = true; + } + + sptr get_new(const double timeout, size_t &index){ + if (wait_for_completion(_ctx, timeout, completed)){ + index++; + _expired = false; + return make_managed_buffer(this); + } + return managed_send_buffer::sptr(); + } + + bool completed; + +private: + void *get_buff(void) const{return _lut->buffer;} + size_t get_size(void) const{return _frame_size;} + + libusb_context *_ctx; + libusb_transfer *_lut; + bool _expired; + const size_t _frame_size; +}; + +/*********************************************************************** + * USB zero_copy device class + **********************************************************************/ +class libusb_zero_copy_impl : public usb_zero_copy{ +public: + + libusb_zero_copy_impl( + libusb::device_handle::sptr handle, + const size_t recv_interface, + const size_t recv_endpoint, + const size_t send_interface, + const size_t send_endpoint, + const device_addr_t &hints + ): + _handle(handle), + _recv_frame_size(size_t(hints.cast<double>("recv_frame_size", DEFAULT_XFER_SIZE))), + _num_recv_frames(size_t(hints.cast<double>("num_recv_frames", DEFAULT_NUM_XFERS))), + _send_frame_size(size_t(hints.cast<double>("send_frame_size", DEFAULT_XFER_SIZE))), + _num_send_frames(size_t(hints.cast<double>("num_send_frames", DEFAULT_NUM_XFERS))), + _recv_buffer_pool(buffer_pool::make(_num_recv_frames, _recv_frame_size)), + _send_buffer_pool(buffer_pool::make(_num_send_frames, _send_frame_size)), + _next_recv_buff_index(0), + _next_send_buff_index(0) + { + _handle->claim_interface(recv_interface); + _handle->claim_interface(send_interface); + + //allocate libusb transfer structs and managed receive buffers + for (size_t i = 0; i < get_num_recv_frames(); i++){ + + libusb_transfer *lut = libusb_alloc_transfer(0); + UHD_ASSERT_THROW(lut != NULL); + + _mrb_pool.push_back(boost::shared_ptr<libusb_zero_copy_mrb>(new libusb_zero_copy_mrb(lut, this->get_recv_frame_size()))); + + libusb_fill_bulk_transfer( + lut, // transfer + _handle->get(), // dev_handle + (recv_endpoint & 0x7f) | 0x80, // endpoint + static_cast<unsigned char *>(_recv_buffer_pool->at(i)), // buffer + this->get_recv_frame_size(), // length + libusb_transfer_cb_fn(&libusb_async_cb), // callback + static_cast<void *>(&_mrb_pool.back()->completed), // user_data + 0 // timeout (ms) + ); + + _all_luts.push_back(lut); + _mrb_pool.back()->release(); + } + + //allocate libusb transfer structs and managed send buffers + for (size_t i = 0; i < get_num_send_frames(); i++){ + + libusb_transfer *lut = libusb_alloc_transfer(0); + UHD_ASSERT_THROW(lut != NULL); + + _msb_pool.push_back(boost::shared_ptr<libusb_zero_copy_msb>(new libusb_zero_copy_msb(lut, this->get_send_frame_size()))); + + libusb_fill_bulk_transfer( + lut, // transfer + _handle->get(), // dev_handle + (send_endpoint & 0x7f) | 0x00, // endpoint + static_cast<unsigned char *>(_send_buffer_pool->at(i)), // buffer + this->get_send_frame_size(), // length + libusb_transfer_cb_fn(&libusb_async_cb), // callback + static_cast<void *>(&_msb_pool.back()->completed), // user_data + 0 // timeout + ); + + _all_luts.push_back(lut); + _msb_pool.back()->commit(0); + } + } + + ~libusb_zero_copy_impl(void){ + libusb_context *ctx = libusb::session::get_global_session()->get_context(); + + //cancel all transfers + BOOST_FOREACH(libusb_transfer *lut, _all_luts){ + libusb_cancel_transfer(lut); + } + + //process all transfers until timeout occurs + bool completed = false; + wait_for_completion(ctx, 0.01, completed); + + //free all transfers + BOOST_FOREACH(libusb_transfer *lut, _all_luts){ + libusb_free_transfer(lut); + } + + } + + managed_recv_buffer::sptr get_recv_buff(double timeout){ + if (_next_recv_buff_index == _num_recv_frames) _next_recv_buff_index = 0; + return _mrb_pool[_next_recv_buff_index]->get_new(timeout, _next_recv_buff_index); + } + + managed_send_buffer::sptr get_send_buff(double timeout){ + if (_next_send_buff_index == _num_send_frames) _next_send_buff_index = 0; + return _msb_pool[_next_send_buff_index]->get_new(timeout, _next_send_buff_index); + } + + size_t get_num_recv_frames(void) const { return _num_recv_frames; } + size_t get_num_send_frames(void) const { return _num_send_frames; } + + size_t get_recv_frame_size(void) const { return _recv_frame_size; } + size_t get_send_frame_size(void) const { return _send_frame_size; } + +private: + libusb::device_handle::sptr _handle; + const size_t _recv_frame_size, _num_recv_frames; + const size_t _send_frame_size, _num_send_frames; + + //! Storage for transfer related objects + buffer_pool::sptr _recv_buffer_pool, _send_buffer_pool; + std::vector<boost::shared_ptr<libusb_zero_copy_mrb> > _mrb_pool; + std::vector<boost::shared_ptr<libusb_zero_copy_msb> > _msb_pool; + size_t _next_recv_buff_index, _next_send_buff_index; + + //! a list of all transfer structs we allocated + std::list<libusb_transfer *> _all_luts; + + +}; + +/*********************************************************************** + * USB zero_copy make functions + **********************************************************************/ +usb_zero_copy::sptr usb_zero_copy::make( + usb_device_handle::sptr handle, + const size_t recv_interface, + const size_t recv_endpoint, + const size_t send_interface, + const size_t send_endpoint, + const device_addr_t &hints +){ + libusb::device_handle::sptr dev_handle(libusb::device_handle::get_cached_handle( + boost::static_pointer_cast<libusb::special_handle>(handle)->get_device() + )); + return sptr(new libusb_zero_copy_impl( + dev_handle, recv_interface, recv_endpoint, send_interface, send_endpoint, hints + )); +} diff --git a/host/lib/transport/super_recv_packet_handler.hpp b/host/lib/transport/super_recv_packet_handler.hpp new file mode 100644 index 000000000..74fbe82fb --- /dev/null +++ b/host/lib/transport/super_recv_packet_handler.hpp @@ -0,0 +1,582 @@ +// +// Copyright 2011-2012 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#ifndef INCLUDED_LIBUHD_TRANSPORT_SUPER_RECV_PACKET_HANDLER_HPP +#define INCLUDED_LIBUHD_TRANSPORT_SUPER_RECV_PACKET_HANDLER_HPP + +#include <uhd/config.hpp> +#include <uhd/exception.hpp> +#include <uhd/convert.hpp> +#include <uhd/stream.hpp> +#include <uhd/utils/msg.hpp> +#include <uhd/utils/byteswap.hpp> +#include <uhd/types/metadata.hpp> +#include <uhd/transport/vrt_if_packet.hpp> +#include <uhd/transport/zero_copy.hpp> +#include <boost/dynamic_bitset.hpp> +#include <boost/foreach.hpp> +#include <boost/function.hpp> +#include <boost/format.hpp> +#include <iostream> +#include <vector> + +namespace uhd{ namespace transport{ namespace sph{ + +UHD_INLINE boost::uint32_t get_context_code( + const boost::uint32_t *vrt_hdr, const vrt::if_packet_info_t &if_packet_info +){ + //extract the context word (we dont know the endianness so mirror the bytes) + boost::uint32_t word0 = vrt_hdr[if_packet_info.num_header_words32] | + uhd::byteswap(vrt_hdr[if_packet_info.num_header_words32]); + return word0 & 0xff; +} + +typedef boost::function<void(void)> handle_overflow_type; +static inline void handle_overflow_nop(void){} + +/*********************************************************************** + * Super receive packet handler + * + * A receive packet handler represents a group of channels. + * The channel group shares a common sample rate. + * All channels are received in unison in recv(). + **********************************************************************/ +class recv_packet_handler{ +public: + typedef boost::function<managed_recv_buffer::sptr(double)> get_buff_type; + typedef void(*vrt_unpacker_type)(const boost::uint32_t *, vrt::if_packet_info_t &); + //typedef boost::function<void(const boost::uint32_t *, vrt::if_packet_info_t &)> vrt_unpacker_type; + + /*! + * Make a new packet handler for receive + * \param size the number of transport channels + */ + recv_packet_handler(const size_t size = 1): + _queue_error_for_next_call(false), + _buffers_infos_index(0) + { + this->resize(size); + set_alignment_failure_threshold(1000); + } + + //! Resize the number of transport channels + void resize(const size_t size){ + if (this->size() == size) return; + _props.resize(size); + //re-initialize all buffers infos by re-creating the vector + _buffers_infos = std::vector<buffers_info_type>(4, buffers_info_type(size)); + } + + //! Get the channel width of this handler + size_t size(void) const{ + return _props.size(); + } + + //! Setup the vrt unpacker function and offset + void set_vrt_unpacker(const vrt_unpacker_type &vrt_unpacker, const size_t header_offset_words32 = 0){ + _vrt_unpacker = vrt_unpacker; + _header_offset_words32 = header_offset_words32; + } + + /*! + * Set the threshold for alignment failure. + * How many packets throw out before giving up? + * \param threshold number of packets per channel + */ + void set_alignment_failure_threshold(const size_t threshold){ + _alignment_faulure_threshold = threshold*this->size(); + } + + //! Set the rate of ticks per second + void set_tick_rate(const double rate){ + _tick_rate = rate; + } + + //! Set the rate of samples per second + void set_samp_rate(const double rate){ + _samp_rate = rate; + } + + /*! + * Set the function to get a managed buffer. + * \param xport_chan which transport channel + * \param get_buff the getter function + */ + void set_xport_chan_get_buff(const size_t xport_chan, const get_buff_type &get_buff, const bool flush = false){ + if (flush){ + while (get_buff(0.0)); + } + _props.at(xport_chan).get_buff = get_buff; + } + + //! Set the conversion routine for all channels + void set_converter(const uhd::convert::id_type &id){ + _io_buffs.resize(id.num_outputs); + _converter = uhd::convert::get_converter(id)(); + this->set_scale_factor(1/32767.); //update after setting converter + _bytes_per_otw_item = uhd::convert::get_bytes_per_item(id.input_format); + _bytes_per_cpu_item = uhd::convert::get_bytes_per_item(id.output_format); + } + + //! Set the transport channel's overflow handler + void set_overflow_handler(const size_t xport_chan, const handle_overflow_type &handle_overflow){ + _props.at(xport_chan).handle_overflow = handle_overflow; + } + + //! Set the scale factor used in float conversion + void set_scale_factor(const double scale_factor){ + _converter->set_scalar(scale_factor); + } + + /******************************************************************* + * Receive: + * The entry point for the fast-path receive calls. + * Dispatch into combinations of single packet receive calls. + ******************************************************************/ + UHD_INLINE size_t recv( + const uhd::rx_streamer::buffs_type &buffs, + const size_t nsamps_per_buff, + uhd::rx_metadata_t &metadata, + const double timeout, + const bool one_packet + ){ + //handle metadata queued from a previous receive + if (_queue_error_for_next_call){ + _queue_error_for_next_call = false; + metadata = _queue_metadata; + //We want to allow a full buffer recv to be cut short by a timeout, + //but do not want to generate an inline timeout message packet. + if (_queue_metadata.error_code != rx_metadata_t::ERROR_CODE_TIMEOUT) return 0; + } + + size_t accum_num_samps = recv_one_packet( + buffs, nsamps_per_buff, metadata, timeout + ); + + if (one_packet) return accum_num_samps; + + //first recv had an error code set, return immediately + if (metadata.error_code != rx_metadata_t::ERROR_CODE_NONE) return accum_num_samps; + + //loop until buffer is filled or error code + while(accum_num_samps < nsamps_per_buff){ + size_t num_samps = recv_one_packet( + buffs, nsamps_per_buff - accum_num_samps, _queue_metadata, + timeout, accum_num_samps*_bytes_per_cpu_item + ); + + //metadata had an error code set, store for next call and return + if (_queue_metadata.error_code != rx_metadata_t::ERROR_CODE_NONE){ + _queue_error_for_next_call = true; + break; + } + accum_num_samps += num_samps; + } + return accum_num_samps; + } + +private: + + vrt_unpacker_type _vrt_unpacker; + size_t _header_offset_words32; + double _tick_rate, _samp_rate; + bool _queue_error_for_next_call; + size_t _alignment_faulure_threshold; + rx_metadata_t _queue_metadata; + struct xport_chan_props_type{ + xport_chan_props_type(void): + packet_count(0), + handle_overflow(&handle_overflow_nop) + {} + get_buff_type get_buff; + size_t packet_count; + handle_overflow_type handle_overflow; + }; + std::vector<xport_chan_props_type> _props; + std::vector<void *> _io_buffs; //used in conversion + size_t _bytes_per_otw_item; //used in conversion + size_t _bytes_per_cpu_item; //used in conversion + uhd::convert::converter::sptr _converter; //used in conversion + + //! information stored for a received buffer + struct per_buffer_info_type{ + managed_recv_buffer::sptr buff; + const boost::uint32_t *vrt_hdr; + vrt::if_packet_info_t ifpi; + time_spec_t time; + const char *copy_buff; + }; + + //!information stored for a set of aligned buffers + struct buffers_info_type : std::vector<per_buffer_info_type> { + buffers_info_type(const size_t size): + std::vector<per_buffer_info_type>(size), + indexes_todo(size, true), + alignment_time_valid(false), + data_bytes_to_copy(0), + fragment_offset_in_samps(0) + {/* NOP */} + boost::dynamic_bitset<> indexes_todo; //used in alignment logic + time_spec_t alignment_time; //used in alignment logic + bool alignment_time_valid; //used in alignment logic + size_t data_bytes_to_copy; //keeps track of state + size_t fragment_offset_in_samps; //keeps track of state + rx_metadata_t metadata; //packet description + }; + + //! a circular queue of buffer infos + std::vector<buffers_info_type> _buffers_infos; + size_t _buffers_infos_index; + buffers_info_type &get_curr_buffer_info(void){return _buffers_infos[_buffers_infos_index];} + buffers_info_type &get_prev_buffer_info(void){return _buffers_infos[(_buffers_infos_index + 3)%4];} + buffers_info_type &get_next_buffer_info(void){return _buffers_infos[(_buffers_infos_index + 1)%4];} + void increment_buffer_info(void){_buffers_infos_index = (_buffers_infos_index + 1)%4;} + + //! possible return options for the packet receiver + enum packet_type{ + PACKET_IF_DATA, + PACKET_TIMESTAMP_ERROR, + PACKET_INLINE_MESSAGE, + PACKET_TIMEOUT_ERROR, + PACKET_SEQUENCE_ERROR + }; + + /******************************************************************* + * Get and process a single packet from the transport: + * Receive a single packet at the given index. + * Extract all the relevant info and store. + * Check the info to determine the return code. + ******************************************************************/ + UHD_INLINE packet_type get_and_process_single_packet( + const size_t index, + buffers_info_type &prev_buffer_info, + buffers_info_type &curr_buffer_info, + double timeout + ){ + //get a single packet from the transport layer + managed_recv_buffer::sptr &buff = curr_buffer_info[index].buff; + buff = _props[index].get_buff(timeout); + if (buff.get() == NULL) return PACKET_TIMEOUT_ERROR; + + //bounds check before extract + size_t num_packet_words32 = buff->size()/sizeof(boost::uint32_t); + if (num_packet_words32 <= _header_offset_words32){ + throw std::runtime_error("recv buffer smaller than vrt packet offset"); + } + + //extract packet info + per_buffer_info_type &info = curr_buffer_info[index]; + info.ifpi.num_packet_words32 = num_packet_words32 - _header_offset_words32; + info.vrt_hdr = buff->cast<const boost::uint32_t *>() + _header_offset_words32; + _vrt_unpacker(info.vrt_hdr, info.ifpi); + info.time = time_spec_t::from_ticks(info.ifpi.tsf, _tick_rate); //assumes has_tsf is true + info.copy_buff = reinterpret_cast<const char *>(info.vrt_hdr + info.ifpi.num_header_words32); + + //-------------------------------------------------------------- + //-- Determine return conditions: + //-- The order of these checks is HOLY. + //-------------------------------------------------------------- + + //1) check for inline IF message packets + if (info.ifpi.packet_type != vrt::if_packet_info_t::PACKET_TYPE_DATA){ + return PACKET_INLINE_MESSAGE; + } + + //2) check for sequence errors + #ifndef SRPH_DONT_CHECK_SEQUENCE + const size_t expected_packet_count = _props[index].packet_count; + _props[index].packet_count = (info.ifpi.packet_count + 1)%16; + if (expected_packet_count != info.ifpi.packet_count){ + return PACKET_SEQUENCE_ERROR; + } + #endif + + //3) check for out of order timestamps + if (info.ifpi.has_tsi and info.ifpi.has_tsf and prev_buffer_info[index].time > info.time){ + return PACKET_TIMESTAMP_ERROR; + } + + //4) otherwise the packet is normal! + return PACKET_IF_DATA; + } + + /******************************************************************* + * Alignment check: + * Check the received packet for alignment and mark accordingly. + ******************************************************************/ + UHD_INLINE void alignment_check( + const size_t index, buffers_info_type &info + ){ + //if alignment time was not valid or if the sequence id is newer: + // use this index's time as the alignment time + // reset the indexes list and remove this index + if (not info.alignment_time_valid or info[index].time > info.alignment_time){ + info.alignment_time_valid = true; + info.alignment_time = info[index].time; + info.indexes_todo.set(); + info.indexes_todo.reset(index); + info.data_bytes_to_copy = info[index].ifpi.num_payload_bytes; + } + + //if the sequence id matches: + // remove this index from the list and continue + else if (info[index].time == info.alignment_time){ + info.indexes_todo.reset(index); + } + + //if the sequence id is older: + // continue with the same index to try again + //else if (info[index].time < info.alignment_time)... + } + + /******************************************************************* + * Get aligned buffers: + * Iterate through each index and try to accumulate aligned buffers. + * Handle all of the edge cases like inline messages and errors. + * The logic will throw out older packets until it finds a match. + ******************************************************************/ + UHD_INLINE void get_aligned_buffs(double timeout){ + + increment_buffer_info(); //increment to next buffer + buffers_info_type &prev_info = get_prev_buffer_info(); + buffers_info_type &curr_info = get_curr_buffer_info(); + buffers_info_type &next_info = get_next_buffer_info(); + + //Loop until we get a message of an aligned set of buffers: + // - Receive a single packet and extract its info. + // - Handle the packet type yielded by the receive. + // - Check the timestamps for alignment conditions. + size_t iterations = 0; + while (curr_info.indexes_todo.any()){ + + //get the index to process for this iteration + const size_t index = curr_info.indexes_todo.find_first(); + packet_type packet; + + //receive a single packet from the transport + try{ + packet = get_and_process_single_packet( + index, prev_info, curr_info, timeout + ); + } + + //handle the case when the get packet throws + catch(const std::exception &e){ + UHD_MSG(error) << boost::format( + "The receive packet handler caught an exception.\n%s" + ) % e.what() << std::endl; + std::swap(curr_info, next_info); //save progress from curr -> next + curr_info.metadata.has_time_spec = false; + curr_info.metadata.time_spec = time_spec_t(0.0); + curr_info.metadata.more_fragments = false; + curr_info.metadata.fragment_offset = 0; + curr_info.metadata.start_of_burst = false; + curr_info.metadata.end_of_burst = false; + curr_info.metadata.error_code = rx_metadata_t::ERROR_CODE_BAD_PACKET; + return; + } + + switch(packet){ + case PACKET_IF_DATA: + alignment_check(index, curr_info); + break; + + case PACKET_TIMESTAMP_ERROR: + //If the user changes the device time while streaming or without flushing, + //we can receive a packet that comes before the previous packet in time. + //This could cause the alignment logic to discard future received packets. + //Therefore, when this occurs, we reset the info to restart from scratch. + if (curr_info.alignment_time_valid and curr_info.alignment_time != curr_info[index].time){ + curr_info.alignment_time_valid = false; + } + alignment_check(index, curr_info); + break; + + case PACKET_INLINE_MESSAGE: + std::swap(curr_info, next_info); //save progress from curr -> next + curr_info.metadata.has_time_spec = next_info[index].ifpi.has_tsf; + curr_info.metadata.time_spec = next_info[index].time; + curr_info.metadata.more_fragments = false; + curr_info.metadata.fragment_offset = 0; + curr_info.metadata.start_of_burst = false; + curr_info.metadata.end_of_burst = false; + curr_info.metadata.error_code = rx_metadata_t::error_code_t(get_context_code(next_info[index].vrt_hdr, next_info[index].ifpi)); + if (curr_info.metadata.error_code == rx_metadata_t::ERROR_CODE_OVERFLOW){ + _props[index].handle_overflow(); + UHD_MSG(fastpath) << "O"; + } + return; + + case PACKET_TIMEOUT_ERROR: + std::swap(curr_info, next_info); //save progress from curr -> next + curr_info.metadata.has_time_spec = false; + curr_info.metadata.time_spec = time_spec_t(0.0); + curr_info.metadata.more_fragments = false; + curr_info.metadata.fragment_offset = 0; + curr_info.metadata.start_of_burst = false; + curr_info.metadata.end_of_burst = false; + curr_info.metadata.error_code = rx_metadata_t::ERROR_CODE_TIMEOUT; + return; + + case PACKET_SEQUENCE_ERROR: + alignment_check(index, curr_info); + std::swap(curr_info, next_info); //save progress from curr -> next + curr_info.metadata.has_time_spec = prev_info.metadata.has_time_spec; + curr_info.metadata.time_spec = prev_info.metadata.time_spec + time_spec_t::from_ticks( + prev_info[index].ifpi.num_payload_words32*sizeof(boost::uint32_t)/_bytes_per_otw_item, _samp_rate); + curr_info.metadata.more_fragments = false; + curr_info.metadata.fragment_offset = 0; + curr_info.metadata.start_of_burst = false; + curr_info.metadata.end_of_burst = false; + curr_info.metadata.error_code = rx_metadata_t::ERROR_CODE_OVERFLOW; + UHD_MSG(fastpath) << "O"; + return; + + } + + //too many iterations: detect alignment failure + if (iterations++ > _alignment_faulure_threshold){ + UHD_MSG(error) << boost::format( + "The receive packet handler failed to time-align packets.\n" + "%u received packets were processed by the handler.\n" + "However, a timestamp match could not be determined.\n" + ) % iterations << std::endl; + std::swap(curr_info, next_info); //save progress from curr -> next + curr_info.metadata.has_time_spec = false; + curr_info.metadata.time_spec = time_spec_t(0.0); + curr_info.metadata.more_fragments = false; + curr_info.metadata.fragment_offset = 0; + curr_info.metadata.start_of_burst = false; + curr_info.metadata.end_of_burst = false; + curr_info.metadata.error_code = rx_metadata_t::ERROR_CODE_ALIGNMENT; + return; + } + + } + + //set the metadata from the buffer information at index zero + curr_info.metadata.has_time_spec = curr_info[0].ifpi.has_tsf; + curr_info.metadata.time_spec = curr_info[0].time; + curr_info.metadata.more_fragments = false; + curr_info.metadata.fragment_offset = 0; + curr_info.metadata.start_of_burst = curr_info[0].ifpi.sob; + curr_info.metadata.end_of_burst = curr_info[0].ifpi.eob; + curr_info.metadata.error_code = rx_metadata_t::ERROR_CODE_NONE; + + } + + /******************************************************************* + * Receive a single packet: + * Handles fragmentation, messages, errors, and copy-conversion. + * When no fragments are available, call the get aligned buffers. + * Then copy-convert available data into the user's IO buffers. + ******************************************************************/ + UHD_INLINE size_t recv_one_packet( + const uhd::rx_streamer::buffs_type &buffs, + const size_t nsamps_per_buff, + uhd::rx_metadata_t &metadata, + const double timeout, + const size_t buffer_offset_bytes = 0 + ){ + //get the next buffer if the current one has expired + if (get_curr_buffer_info().data_bytes_to_copy == 0){ + + //reset current buffer info members for reuse + get_curr_buffer_info().fragment_offset_in_samps = 0; + get_curr_buffer_info().alignment_time_valid = false; + get_curr_buffer_info().indexes_todo.set(); + + //perform receive with alignment logic + get_aligned_buffs(timeout); + } + + buffers_info_type &info = get_curr_buffer_info(); + metadata = info.metadata; + + //interpolate the time spec (useful when this is a fragment) + metadata.time_spec += time_spec_t::from_ticks(info.fragment_offset_in_samps, _samp_rate); + + //extract the number of samples available to copy + const size_t nsamps_available = info.data_bytes_to_copy/_bytes_per_otw_item; + const size_t nsamps_to_copy = std::min(nsamps_per_buff*_io_buffs.size(), nsamps_available); + const size_t bytes_to_copy = nsamps_to_copy*_bytes_per_otw_item; + const size_t nsamps_to_copy_per_io_buff = nsamps_to_copy/_io_buffs.size(); + + size_t buff_index = 0; + BOOST_FOREACH(per_buffer_info_type &buff_info, info){ + + //fill a vector with pointers to the io buffers + BOOST_FOREACH(void *&io_buff, _io_buffs){ + io_buff = reinterpret_cast<char *>(buffs[buff_index++]) + buffer_offset_bytes; + } + + //copy-convert the samples from the recv buffer + _converter->conv(buff_info.copy_buff, _io_buffs, nsamps_to_copy_per_io_buff); + + //update the rx copy buffer to reflect the bytes copied + buff_info.copy_buff += bytes_to_copy; + } + //update the copy buffer's availability + info.data_bytes_to_copy -= bytes_to_copy; + + //setup the fragment flags and offset + metadata.more_fragments = info.data_bytes_to_copy != 0; + metadata.fragment_offset = info.fragment_offset_in_samps; + info.fragment_offset_in_samps += nsamps_to_copy; //set for next call + + //done with buffers? this action releases buffers in-order + if (not metadata.more_fragments){ + BOOST_FOREACH(per_buffer_info_type &buff_info, info){ + buff_info.buff.reset(); //effectively a release + } + } + + return nsamps_to_copy_per_io_buff; + } +}; + +class recv_packet_streamer : public recv_packet_handler, public rx_streamer{ +public: + recv_packet_streamer(const size_t max_num_samps){ + _max_num_samps = max_num_samps; + } + + size_t get_num_channels(void) const{ + return this->size(); + } + + size_t get_max_num_samps(void) const{ + return _max_num_samps; + } + + size_t recv( + const rx_streamer::buffs_type &buffs, + const size_t nsamps_per_buff, + uhd::rx_metadata_t &metadata, + const double timeout, + const bool one_packet + ){ + return recv_packet_handler::recv(buffs, nsamps_per_buff, metadata, timeout, one_packet); + } + +private: + size_t _max_num_samps; +}; + +}}} //namespace + +#endif /* INCLUDED_LIBUHD_TRANSPORT_SUPER_RECV_PACKET_HANDLER_HPP */ diff --git a/host/lib/transport/super_send_packet_handler.hpp b/host/lib/transport/super_send_packet_handler.hpp new file mode 100644 index 000000000..46c98afea --- /dev/null +++ b/host/lib/transport/super_send_packet_handler.hpp @@ -0,0 +1,282 @@ +// +// Copyright 2011-2012 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#ifndef INCLUDED_LIBUHD_TRANSPORT_SUPER_SEND_PACKET_HANDLER_HPP +#define INCLUDED_LIBUHD_TRANSPORT_SUPER_SEND_PACKET_HANDLER_HPP + +#include <uhd/config.hpp> +#include <uhd/exception.hpp> +#include <uhd/convert.hpp> +#include <uhd/stream.hpp> +#include <uhd/utils/msg.hpp> +#include <uhd/utils/byteswap.hpp> +#include <uhd/types/metadata.hpp> +#include <uhd/transport/vrt_if_packet.hpp> +#include <uhd/transport/zero_copy.hpp> +#include <boost/thread/thread_time.hpp> +#include <boost/foreach.hpp> +#include <boost/function.hpp> +#include <iostream> +#include <vector> + +namespace uhd{ namespace transport{ namespace sph{ + +/*********************************************************************** + * Super send packet handler + * + * A send packet handler represents a group of channels. + * The channel group shares a common sample rate. + * All channels are sent in unison in send(). + **********************************************************************/ +class send_packet_handler{ +public: + typedef boost::function<managed_send_buffer::sptr(double)> get_buff_type; + typedef void(*vrt_packer_type)(boost::uint32_t *, vrt::if_packet_info_t &); + //typedef boost::function<void(boost::uint32_t *, vrt::if_packet_info_t &)> vrt_packer_type; + + /*! + * Make a new packet handler for send + * \param size the number of transport channels + */ + send_packet_handler(const size_t size = 1): + _next_packet_seq(0) + { + this->resize(size); + } + + //! Resize the number of transport channels + void resize(const size_t size){ + if (this->size() == size) return; + _props.resize(size); + static const boost::uint64_t zero = 0; + _zero_buffs.resize(size, &zero); + } + + //! Get the channel width of this handler + size_t size(void) const{ + return _props.size(); + } + + //! Setup the vrt packer function and offset + void set_vrt_packer(const vrt_packer_type &vrt_packer, const size_t header_offset_words32 = 0){ + _vrt_packer = vrt_packer; + _header_offset_words32 = header_offset_words32; + } + + //! Set the rate of ticks per second + void set_tick_rate(const double rate){ + _tick_rate = rate; + } + + //! Set the rate of samples per second + void set_samp_rate(const double rate){ + _samp_rate = rate; + } + + /*! + * Set the function to get a managed buffer. + * \param xport_chan which transport channel + * \param get_buff the getter function + */ + void set_xport_chan_get_buff(const size_t xport_chan, const get_buff_type &get_buff){ + _props.at(xport_chan).get_buff = get_buff; + } + + //! Set the conversion routine for all channels + void set_converter(const uhd::convert::id_type &id){ + _io_buffs.resize(id.num_inputs); + _converter = uhd::convert::get_converter(id)(); + this->set_scale_factor(32767.); //update after setting converter + _bytes_per_otw_item = uhd::convert::get_bytes_per_item(id.output_format); + _bytes_per_cpu_item = uhd::convert::get_bytes_per_item(id.input_format); + } + + /*! + * Set the maximum number of samples per host packet. + * Ex: A USRP1 in dual channel mode would be half. + * \param num_samps the maximum samples in a packet + */ + void set_max_samples_per_packet(const size_t num_samps){ + _max_samples_per_packet = num_samps; + } + + //! Set the scale factor used in float conversion + void set_scale_factor(const double scale_factor){ + _converter->set_scalar(scale_factor); + } + + /******************************************************************* + * Send: + * The entry point for the fast-path send calls. + * Dispatch into combinations of single packet send calls. + ******************************************************************/ + UHD_INLINE size_t send( + const uhd::tx_streamer::buffs_type &buffs, + const size_t nsamps_per_buff, + const uhd::tx_metadata_t &metadata, + const double timeout + ){ + //translate the metadata to vrt if packet info + vrt::if_packet_info_t if_packet_info; + if_packet_info.packet_type = vrt::if_packet_info_t::PACKET_TYPE_DATA; + if_packet_info.has_sid = false; + if_packet_info.has_cid = false; + if_packet_info.has_tlr = true; + if_packet_info.has_tsi = false; + if_packet_info.has_tsf = metadata.has_time_spec; + if_packet_info.tsf = metadata.time_spec.to_ticks(_tick_rate); + if_packet_info.sob = metadata.start_of_burst; + if_packet_info.eob = metadata.end_of_burst; + + if (nsamps_per_buff <= _max_samples_per_packet){ + + //TODO remove this code when sample counts of zero are supported by hardware + #ifndef SSPH_DONT_PAD_TO_ONE + if (nsamps_per_buff == 0) return send_one_packet( + _zero_buffs, 1, if_packet_info, timeout + ) & 0x0; + #endif + + return send_one_packet(buffs, nsamps_per_buff, if_packet_info, timeout); + } + size_t total_num_samps_sent = 0; + + //false until final fragment + if_packet_info.eob = false; + + const size_t num_fragments = (nsamps_per_buff-1)/_max_samples_per_packet; + const size_t final_length = ((nsamps_per_buff-1)%_max_samples_per_packet)+1; + + //loop through the following fragment indexes + for (size_t i = 0; i < num_fragments; i++){ + + //send a fragment with the helper function + const size_t num_samps_sent = send_one_packet( + buffs, _max_samples_per_packet, + if_packet_info, timeout, + total_num_samps_sent*_bytes_per_cpu_item + ); + total_num_samps_sent += num_samps_sent; + if (num_samps_sent == 0) return total_num_samps_sent; + + //setup metadata for the next fragment + const time_spec_t time_spec = metadata.time_spec + time_spec_t::from_ticks(total_num_samps_sent, _samp_rate); + if_packet_info.tsf = time_spec.to_ticks(_tick_rate); + if_packet_info.sob = false; + + } + + //send the final fragment with the helper function + if_packet_info.eob = metadata.end_of_burst; + return total_num_samps_sent + send_one_packet( + buffs, final_length, + if_packet_info, timeout, + total_num_samps_sent*_bytes_per_cpu_item + ); + } + +private: + + vrt_packer_type _vrt_packer; + size_t _header_offset_words32; + double _tick_rate, _samp_rate; + struct xport_chan_props_type{ + get_buff_type get_buff; + }; + std::vector<xport_chan_props_type> _props; + std::vector<const void *> _io_buffs; //used in conversion + size_t _bytes_per_otw_item; //used in conversion + size_t _bytes_per_cpu_item; //used in conversion + uhd::convert::converter::sptr _converter; //used in conversion + size_t _max_samples_per_packet; + std::vector<const void *> _zero_buffs; + size_t _next_packet_seq; + + /******************************************************************* + * Send a single packet: + ******************************************************************/ + UHD_INLINE size_t send_one_packet( + const uhd::tx_streamer::buffs_type &buffs, + const size_t nsamps_per_buff, + vrt::if_packet_info_t &if_packet_info, + const double timeout, + const size_t buffer_offset_bytes = 0 + ){ + //load the rest of the if_packet_info in here + if_packet_info.num_payload_bytes = nsamps_per_buff*_io_buffs.size()*_bytes_per_otw_item; + if_packet_info.num_payload_words32 = (if_packet_info.num_payload_bytes + 3/*round up*/)/sizeof(boost::uint32_t); + if_packet_info.packet_count = _next_packet_seq; + + size_t buff_index = 0; + BOOST_FOREACH(xport_chan_props_type &props, _props){ + managed_send_buffer::sptr buff = props.get_buff(timeout); + if (buff.get() == NULL) return 0; //timeout + + //fill a vector with pointers to the io buffers + BOOST_FOREACH(const void *&io_buff, _io_buffs){ + io_buff = reinterpret_cast<const char *>(buffs[buff_index++]) + buffer_offset_bytes; + } + boost::uint32_t *otw_mem = buff->cast<boost::uint32_t *>() + _header_offset_words32; + + //pack metadata into a vrt header + _vrt_packer(otw_mem, if_packet_info); + otw_mem += if_packet_info.num_header_words32; + + //copy-convert the samples into the send buffer + _converter->conv(_io_buffs, otw_mem, nsamps_per_buff); + + //commit the samples to the zero-copy interface + size_t num_bytes_total = (_header_offset_words32+if_packet_info.num_packet_words32)*sizeof(boost::uint32_t); + buff->commit(num_bytes_total); + + } + _next_packet_seq++; //increment sequence after commits + return nsamps_per_buff; + } +}; + +class send_packet_streamer : public send_packet_handler, public tx_streamer{ +public: + send_packet_streamer(const size_t max_num_samps){ + _max_num_samps = max_num_samps; + this->set_max_samples_per_packet(_max_num_samps); + } + + size_t get_num_channels(void) const{ + return this->size(); + } + + size_t get_max_num_samps(void) const{ + return _max_num_samps; + } + + size_t send( + const tx_streamer::buffs_type &buffs, + const size_t nsamps_per_buff, + const uhd::tx_metadata_t &metadata, + const double timeout + ){ + return send_packet_handler::send(buffs, nsamps_per_buff, metadata, timeout); + } + +private: + size_t _max_num_samps; +}; + +}}} //namespace + +#endif /* INCLUDED_LIBUHD_TRANSPORT_SUPER_SEND_PACKET_HANDLER_HPP */ diff --git a/host/lib/transport/udp_common.hpp b/host/lib/transport/udp_common.hpp new file mode 100644 index 000000000..bf4712613 --- /dev/null +++ b/host/lib/transport/udp_common.hpp @@ -0,0 +1,60 @@ +// +// Copyright 2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#ifndef INCLUDED_LIBUHD_TRANSPORT_VRT_PACKET_HANDLER_HPP +#define INCLUDED_LIBUHD_TRANSPORT_VRT_PACKET_HANDLER_HPP + +#include <uhd/config.hpp> +#include <boost/asio.hpp> + +namespace uhd{ namespace transport{ + + typedef boost::shared_ptr<boost::asio::ip::udp::socket> socket_sptr; + + /*! + * Wait for the socket to become ready for a receive operation. + * \param sock_fd the open socket file descriptor + * \param timeout the timeout duration in seconds + * \return true when the socket is ready for receive + */ + UHD_INLINE bool wait_for_recv_ready(int sock_fd, double timeout){ + //setup timeval for timeout + timeval tv; + //If the tv_usec > 1 second on some platforms, select will + //error EINVAL: An invalid timeout interval was specified. + tv.tv_sec = int(timeout); + tv.tv_usec = int(timeout*1000000)%1000000; + + //setup rset for timeout + fd_set rset; + FD_ZERO(&rset); + FD_SET(sock_fd, &rset); + + //http://www.gnu.org/s/hello/manual/libc/Interrupted-Primitives.html + //This macro is provided with gcc to properly deal with EINTR. + //If not provided, define an empty macro, assume that is OK + #ifndef TEMP_FAILURE_RETRY + #define TEMP_FAILURE_RETRY(x) (x) + #endif + + //call select with timeout on receive socket + return TEMP_FAILURE_RETRY(::select(sock_fd+1, &rset, NULL, NULL, &tv)) > 0; + } + +}} //namespace uhd::transport + +#endif /* INCLUDED_LIBUHD_TRANSPORT_VRT_PACKET_HANDLER_HPP */ diff --git a/host/lib/transport/udp_simple.cpp b/host/lib/transport/udp_simple.cpp new file mode 100644 index 000000000..d6c55eae7 --- /dev/null +++ b/host/lib/transport/udp_simple.cpp @@ -0,0 +1,134 @@ +// +// Copyright 2010-2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include "udp_common.hpp" +#include <uhd/transport/udp_simple.hpp> +#include <uhd/utils/log.hpp> +#include <boost/format.hpp> + +using namespace uhd::transport; +namespace asio = boost::asio; + +/*********************************************************************** + * UDP simple implementation: connected and broadcast + **********************************************************************/ +class udp_simple_impl : public udp_simple{ +public: + udp_simple_impl( + const std::string &addr, const std::string &port, bool bcast, bool connect + ):_connected(connect){ + UHD_LOG << boost::format("Creating udp transport for %s %s") % addr % port << std::endl; + + //resolve the address + asio::ip::udp::resolver resolver(_io_service); + asio::ip::udp::resolver::query query(asio::ip::udp::v4(), addr, port); + _send_endpoint = *resolver.resolve(query); + + //create and open the socket + _socket = socket_sptr(new asio::ip::udp::socket(_io_service)); + _socket->open(asio::ip::udp::v4()); + + //allow broadcasting + _socket->set_option(asio::socket_base::broadcast(bcast)); + + //connect the socket + if (connect) _socket->connect(_send_endpoint); + + } + + size_t send(const asio::const_buffer &buff){ + if (_connected) return _socket->send(asio::buffer(buff)); + return _socket->send_to(asio::buffer(buff), _send_endpoint); + } + + size_t recv(const asio::mutable_buffer &buff, double timeout){ + if (not wait_for_recv_ready(_socket->native(), timeout)) return 0; + return _socket->receive_from(asio::buffer(buff), _recv_endpoint); + } + + std::string get_recv_addr(void){ + return _recv_endpoint.address().to_string(); + } + +private: + bool _connected; + asio::io_service _io_service; + socket_sptr _socket; + asio::ip::udp::endpoint _send_endpoint; + asio::ip::udp::endpoint _recv_endpoint; +}; + +/*********************************************************************** + * UDP public make functions + **********************************************************************/ +udp_simple::sptr udp_simple::make_connected( + const std::string &addr, const std::string &port +){ + return sptr(new udp_simple_impl(addr, port, false, true /* no bcast, connect */)); +} + +udp_simple::sptr udp_simple::make_broadcast( + const std::string &addr, const std::string &port +){ + return sptr(new udp_simple_impl(addr, port, true, false /* bcast, no connect */)); +} + +/*********************************************************************** + * Simple UART over UDP + **********************************************************************/ +#include <boost/thread/thread.hpp> +class udp_simple_uart_impl : public uhd::uart_iface{ +public: + udp_simple_uart_impl(udp_simple::sptr udp){ + _udp = udp; + _len = 0; + _off = 0; + this->write_uart(""); //send an empty packet to init + } + + void write_uart(const std::string &buf){ + _udp->send(asio::buffer(buf)); + } + + std::string read_uart(double timeout){ + std::string line; + const boost::system_time exit_time = boost::get_system_time() + boost::posix_time::milliseconds(long(timeout*1000)); + do{ + //drain anything in current buffer + while (_off < _len){ + const char ch = _buf[_off]; _off++; + line += std::string(1, ch); + if (ch == '\n' or ch == '\r') return line; + } + + //recv a new packet into the buffer + _len = _udp->recv(asio::buffer(_buf), std::max((exit_time - boost::get_system_time()).total_milliseconds()/1000., 0.0)); + _off = 0; + + } while (_len != 0); + return line; + } + +private: + udp_simple::sptr _udp; + size_t _len, _off; + boost::uint8_t _buf[udp_simple::mtu]; +}; + +uhd::uart_iface::sptr udp_simple::make_uart(sptr udp){ + return uart_iface::sptr(new udp_simple_uart_impl(udp)); +} diff --git a/host/lib/transport/udp_zero_copy.cpp b/host/lib/transport/udp_zero_copy.cpp new file mode 100644 index 000000000..0ccc92b82 --- /dev/null +++ b/host/lib/transport/udp_zero_copy.cpp @@ -0,0 +1,313 @@ +// +// Copyright 2010-2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include "udp_common.hpp" +#include <uhd/transport/udp_zero_copy.hpp> +#include <uhd/transport/udp_simple.hpp> //mtu +#include <uhd/transport/bounded_buffer.hpp> +#include <uhd/transport/buffer_pool.hpp> +#include <uhd/utils/msg.hpp> +#include <uhd/utils/log.hpp> +#include <boost/format.hpp> +#include <list> + +using namespace uhd; +using namespace uhd::transport; +namespace asio = boost::asio; + +//A reasonable number of frames for send/recv and async/sync +static const size_t DEFAULT_NUM_FRAMES = 32; + +/*********************************************************************** + * Check registry for correct fast-path setting (windows only) + **********************************************************************/ +#ifdef HAVE_ATLBASE_H +#define CHECK_REG_SEND_THRESH +#include <atlbase.h> //CRegKey +static void check_registry_for_fast_send_threshold(const size_t mtu){ + static bool warned = false; + if (warned) return; //only allow one printed warning per process + + CRegKey reg_key; + DWORD threshold = 1024; //system default when threshold is not specified + if ( + reg_key.Open(HKEY_LOCAL_MACHINE, "System\\CurrentControlSet\\Services\\AFD\\Parameters", KEY_READ) != ERROR_SUCCESS or + reg_key.QueryDWORDValue("FastSendDatagramThreshold", threshold) != ERROR_SUCCESS or threshold < mtu + ){ + UHD_MSG(warning) << boost::format( + "The MTU (%d) is larger than the FastSendDatagramThreshold (%d)!\n" + "This will negatively affect the transmit performance.\n" + "See the transport application notes for more detail.\n" + ) % mtu % threshold << std::endl; + warned = true; + } + reg_key.Close(); +} +#endif /*HAVE_ATLBASE_H*/ + +/*********************************************************************** + * Reusable managed receiver buffer: + * - Initialize with memory and a release callback. + * - Call get new with a length in bytes to re-use. + **********************************************************************/ +class udp_zero_copy_asio_mrb : public managed_recv_buffer{ +public: + udp_zero_copy_asio_mrb(void *mem, bounded_buffer<udp_zero_copy_asio_mrb *> &pending): + _mem(mem), _len(0), _pending(pending){/* NOP */} + + void release(void){ + if (_len == 0) return; + _pending.push_with_haste(this); + _len = 0; + } + + sptr get_new(size_t len){ + _len = len; + return make_managed_buffer(this); + } + + template <class T> T cast(void) const{return static_cast<T>(_mem);} + +private: + const void *get_buff(void) const{return _mem;} + size_t get_size(void) const{return _len;} + + void *_mem; + size_t _len; + bounded_buffer<udp_zero_copy_asio_mrb *> &_pending; +}; + +/*********************************************************************** + * Reusable managed send buffer: + * - Initialize with memory and a commit callback. + * - Call get new with a length in bytes to re-use. + **********************************************************************/ +class udp_zero_copy_asio_msb : public managed_send_buffer{ +public: + udp_zero_copy_asio_msb(void *mem, bounded_buffer<udp_zero_copy_asio_msb *> &pending, int sock_fd): + _mem(mem), _len(0), _pending(pending), _sock_fd(sock_fd){/* NOP */} + + void commit(size_t len){ + if (_len == 0) return; + ::send(_sock_fd, this->cast<const char *>(), len, 0); + _pending.push_with_haste(this); + _len = 0; + } + + sptr get_new(size_t len){ + _len = len; + return make_managed_buffer(this); + } + +private: + void *get_buff(void) const{return _mem;} + size_t get_size(void) const{return _len;} + + void *_mem; + size_t _len; + bounded_buffer<udp_zero_copy_asio_msb *> &_pending; + int _sock_fd; +}; + +/*********************************************************************** + * Zero Copy UDP implementation with ASIO: + * This is the portable zero copy implementation for systems + * where a faster, platform specific solution is not available. + * However, it is not a true zero copy implementation as each + * send and recv requires a copy operation to/from userspace. + **********************************************************************/ +class udp_zero_copy_asio_impl : public udp_zero_copy{ +public: + typedef boost::shared_ptr<udp_zero_copy_asio_impl> sptr; + + udp_zero_copy_asio_impl( + const std::string &addr, + const std::string &port, + const device_addr_t &hints + ): + _recv_frame_size(size_t(hints.cast<double>("recv_frame_size", udp_simple::mtu))), + _num_recv_frames(size_t(hints.cast<double>("num_recv_frames", DEFAULT_NUM_FRAMES))), + _send_frame_size(size_t(hints.cast<double>("send_frame_size", udp_simple::mtu))), + _num_send_frames(size_t(hints.cast<double>("num_send_frames", DEFAULT_NUM_FRAMES))), + _recv_buffer_pool(buffer_pool::make(_num_recv_frames, _recv_frame_size)), + _send_buffer_pool(buffer_pool::make(_num_send_frames, _send_frame_size)), + _pending_recv_buffs(_num_recv_frames), + _pending_send_buffs(_num_send_frames) + { + UHD_LOG << boost::format("Creating udp transport for %s %s") % addr % port << std::endl; + + #ifdef CHECK_REG_SEND_THRESH + check_registry_for_fast_send_threshold(this->get_send_frame_size()); + #endif /*CHECK_REG_SEND_THRESH*/ + + //resolve the address + asio::ip::udp::resolver resolver(_io_service); + asio::ip::udp::resolver::query query(asio::ip::udp::v4(), addr, port); + asio::ip::udp::endpoint receiver_endpoint = *resolver.resolve(query); + + //create, open, and connect the socket + _socket = socket_sptr(new asio::ip::udp::socket(_io_service)); + _socket->open(asio::ip::udp::v4()); + _socket->connect(receiver_endpoint); + _sock_fd = _socket->native(); + + //allocate re-usable managed receive buffers + for (size_t i = 0; i < get_num_recv_frames(); i++){ + _mrb_pool.push_back(udp_zero_copy_asio_mrb( + _recv_buffer_pool->at(i), _pending_recv_buffs + )); + _pending_recv_buffs.push_with_haste(&_mrb_pool.back()); + } + + //allocate re-usable managed send buffers + for (size_t i = 0; i < get_num_send_frames(); i++){ + _msb_pool.push_back(udp_zero_copy_asio_msb( + _send_buffer_pool->at(i), _pending_send_buffs, _sock_fd + )); + _pending_send_buffs.push_with_haste(&_msb_pool.back()); + } + } + + //get size for internal socket buffer + template <typename Opt> size_t get_buff_size(void) const{ + Opt option; + _socket->get_option(option); + return option.value(); + } + + //set size for internal socket buffer + template <typename Opt> size_t resize_buff(size_t num_bytes){ + Opt option(num_bytes); + _socket->set_option(option); + return get_buff_size<Opt>(); + } + + /******************************************************************* + * Receive implementation: + * + * Perform a non-blocking receive for performance, + * and then fall back to a blocking receive with timeout. + * Return the managed receive buffer with the new length. + * When the caller is finished with the managed buffer, + * the managed receive buffer is released back into the queue. + ******************************************************************/ + managed_recv_buffer::sptr get_recv_buff(double timeout){ + udp_zero_copy_asio_mrb *mrb = NULL; + if (_pending_recv_buffs.pop_with_timed_wait(mrb, timeout)){ + + #ifdef MSG_DONTWAIT //try a non-blocking recv() if supported + ssize_t ret = ::recv(_sock_fd, mrb->cast<char *>(), _recv_frame_size, MSG_DONTWAIT); + if (ret > 0) return mrb->get_new(ret); + #endif + + if (wait_for_recv_ready(_sock_fd, timeout)) return mrb->get_new( + ::recv(_sock_fd, mrb->cast<char *>(), _recv_frame_size, 0) + ); + + _pending_recv_buffs.push_with_haste(mrb); //timeout: return the managed buffer to the queue + } + return managed_recv_buffer::sptr(); + } + + size_t get_num_recv_frames(void) const {return _num_recv_frames;} + size_t get_recv_frame_size(void) const {return _recv_frame_size;} + + /******************************************************************* + * Send implementation: + * + * Get a managed receive buffer immediately with max length set. + * The caller will fill the buffer and commit it when finished. + * The commit routine will perform a blocking send operation, + * and push the managed send buffer back into the queue. + ******************************************************************/ + managed_send_buffer::sptr get_send_buff(double timeout){ + udp_zero_copy_asio_msb *msb = NULL; + if (_pending_send_buffs.pop_with_timed_wait(msb, timeout)){ + return msb->get_new(_send_frame_size); + } + return managed_send_buffer::sptr(); + } + + size_t get_num_send_frames(void) const {return _num_send_frames;} + size_t get_send_frame_size(void) const {return _send_frame_size;} + +private: + //memory management -> buffers and fifos + const size_t _recv_frame_size, _num_recv_frames; + const size_t _send_frame_size, _num_send_frames; + buffer_pool::sptr _recv_buffer_pool, _send_buffer_pool; + bounded_buffer<udp_zero_copy_asio_mrb *> _pending_recv_buffs; + bounded_buffer<udp_zero_copy_asio_msb *> _pending_send_buffs; + std::list<udp_zero_copy_asio_msb> _msb_pool; + std::list<udp_zero_copy_asio_mrb> _mrb_pool; + + //asio guts -> socket and service + asio::io_service _io_service; + socket_sptr _socket; + int _sock_fd; +}; + +/*********************************************************************** + * UDP zero copy make function + **********************************************************************/ +template<typename Opt> static void resize_buff_helper( + udp_zero_copy_asio_impl::sptr udp_trans, + const size_t target_size, + const std::string &name +){ + std::string help_message; + #if defined(UHD_PLATFORM_LINUX) + help_message = str(boost::format( + "Please run: sudo sysctl -w net.core.%smem_max=%d\n" + ) % ((name == "recv")?"r":"w") % target_size); + #endif /*defined(UHD_PLATFORM_LINUX)*/ + + //resize the buffer if size was provided + if (target_size > 0){ + size_t actual_size = udp_trans->resize_buff<Opt>(target_size); + UHD_LOG << boost::format( + "Target %s sock buff size: %d bytes\n" + "Actual %s sock buff size: %d bytes" + ) % name % target_size % name % actual_size << std::endl; + if (actual_size < target_size) UHD_MSG(warning) << boost::format( + "The %s buffer could not be resized sufficiently.\n" + "Target sock buff size: %d bytes.\n" + "Actual sock buff size: %d bytes.\n" + "See the transport application notes on buffer resizing.\n%s" + ) % name % target_size % actual_size % help_message; + } +} + +udp_zero_copy::sptr udp_zero_copy::make( + const std::string &addr, + const std::string &port, + const device_addr_t &hints +){ + udp_zero_copy_asio_impl::sptr udp_trans( + new udp_zero_copy_asio_impl(addr, port, hints) + ); + + //extract buffer size hints from the device addr + size_t recv_buff_size = size_t(hints.cast<double>("recv_buff_size", 0.0)); + size_t send_buff_size = size_t(hints.cast<double>("send_buff_size", 0.0)); + + //call the helper to resize send and recv buffers + resize_buff_helper<asio::socket_base::receive_buffer_size>(udp_trans, recv_buff_size, "recv"); + resize_buff_helper<asio::socket_base::send_buffer_size> (udp_trans, send_buff_size, "send"); + + return udp_trans; +} diff --git a/host/lib/transport/usb_dummy_impl.cpp b/host/lib/transport/usb_dummy_impl.cpp new file mode 100644 index 000000000..7be753f76 --- /dev/null +++ b/host/lib/transport/usb_dummy_impl.cpp @@ -0,0 +1,38 @@ +// +// Copyright 2010-2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include <uhd/transport/usb_device_handle.hpp> +#include <uhd/transport/usb_control.hpp> +#include <uhd/transport/usb_zero_copy.hpp> +#include <uhd/exception.hpp> + +using namespace uhd; +using namespace uhd::transport; + +std::vector<usb_device_handle::sptr> usb_device_handle::get_device_list(boost::uint16_t, boost::uint16_t){ + return std::vector<usb_device_handle::sptr>(); //empty list +} + +usb_control::sptr usb_control::make(usb_device_handle::sptr, const size_t){ + throw uhd::not_implemented_error("no usb support -> usb_control::make not implemented"); +} + +usb_zero_copy::sptr usb_zero_copy::make( + usb_device_handle::sptr, const size_t, const size_t, const size_t, const size_t, const device_addr_t & +){ + throw uhd::not_implemented_error("no usb support -> usb_zero_copy::make not implemented"); +} diff --git a/host/lib/transport/usb_zero_copy_wrapper.cpp b/host/lib/transport/usb_zero_copy_wrapper.cpp new file mode 100644 index 000000000..690e5aaa2 --- /dev/null +++ b/host/lib/transport/usb_zero_copy_wrapper.cpp @@ -0,0 +1,198 @@ +// +// Copyright 2011-2012 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include <uhd/transport/usb_zero_copy.hpp> +#include <uhd/transport/bounded_buffer.hpp> +#include <uhd/transport/buffer_pool.hpp> +#include <uhd/utils/byteswap.hpp> +#include <uhd/utils/msg.hpp> +#include <boost/foreach.hpp> +#include <vector> +#include <iostream> + +using namespace uhd::transport; + +/*********************************************************************** + * USB zero copy wrapper - managed receive buffer + **********************************************************************/ +class usb_zero_copy_wrapper_mrb : public managed_recv_buffer{ +public: + usb_zero_copy_wrapper_mrb(bounded_buffer<usb_zero_copy_wrapper_mrb *> &queue): + _queue(queue){/*NOP*/} + + void release(void){ + if (_mrb.get() == NULL) return; + _mrb->release(); + _queue.push_with_haste(this); + _mrb.reset(); + } + + UHD_INLINE sptr get_new(managed_recv_buffer::sptr mrb, const void *mem, size_t len){ + _mrb = mrb; + _mem = mem; + _len = len; + return make_managed_buffer(this); + } + +private: + const void *get_buff(void) const{return _mem;} + size_t get_size(void) const{return _len;} + + bounded_buffer<usb_zero_copy_wrapper_mrb *> &_queue; + const void *_mem; + size_t _len; + managed_recv_buffer::sptr _mrb; +}; + +/*********************************************************************** + * USB zero copy wrapper - managed send buffer + **********************************************************************/ +class usb_zero_copy_wrapper_msb : public managed_send_buffer{ +public: + usb_zero_copy_wrapper_msb(const usb_zero_copy::sptr internal, const size_t fragmentation_size): + _internal(internal), _fragmentation_size(fragmentation_size){/*NOP*/} + + void commit(size_t len){ + if (len == 0) return; + + //get a reference to the VITA header before incrementing + const boost::uint32_t vita_header = reinterpret_cast<const boost::uint32_t *>(_mem_buffer_tip)[0]; + + _bytes_in_buffer += len; + _mem_buffer_tip += len; + + //extract VITA end of packet flag, we must force flush under eof conditions + const bool eop = (uhd::wtohx(vita_header) & (0x1 << 24)) != 0; + const bool full = _bytes_in_buffer >= (_last_send_buff->size() - _fragmentation_size); + if (eop or full){ + _last_send_buff->commit(_bytes_in_buffer); + _last_send_buff.reset(); + } + } + + UHD_INLINE sptr get_new(const double timeout){ + if (not _last_send_buff){ + _last_send_buff = _internal->get_send_buff(timeout); + if (not _last_send_buff) return sptr(); + _mem_buffer_tip = _last_send_buff->cast<char *>(); + _bytes_in_buffer = 0; + } + return make_managed_buffer(this); + } + +private: + void *get_buff(void) const{return reinterpret_cast<void *>(_mem_buffer_tip);} + size_t get_size(void) const{return _fragmentation_size;} + + usb_zero_copy::sptr _internal; + const size_t _fragmentation_size; + managed_send_buffer::sptr _last_send_buff; + size_t _bytes_in_buffer; + char *_mem_buffer_tip; +}; + +/*********************************************************************** + * USB zero copy wrapper implementation + **********************************************************************/ +class usb_zero_copy_wrapper : public usb_zero_copy{ +public: + usb_zero_copy_wrapper(sptr usb_zc, const size_t frame_boundary): + _internal_zc(usb_zc), + _frame_boundary(frame_boundary), + _available_recv_buffs(this->get_num_recv_frames()), + _mrb_pool(this->get_num_recv_frames(), usb_zero_copy_wrapper_mrb(_available_recv_buffs)), + _the_only_msb(usb_zero_copy_wrapper_msb(usb_zc, frame_boundary)) + { + BOOST_FOREACH(usb_zero_copy_wrapper_mrb &mrb, _mrb_pool){ + _available_recv_buffs.push_with_haste(&mrb); + } + } + + managed_recv_buffer::sptr get_recv_buff(double timeout){ + //attempt to get a managed recv buffer + if (not _last_recv_buff.get()){ + _last_recv_buff = _internal_zc->get_recv_buff(timeout); + _last_recv_offset = 0; + } + + //attempt to get a wrapper for a managed recv buffer + usb_zero_copy_wrapper_mrb *wmrb = NULL; + if (_last_recv_buff.get() and _available_recv_buffs.pop_with_timed_wait(wmrb, timeout)){ + //extract this packet's memory address and length in bytes + const char *mem = _last_recv_buff->cast<const char *>() + _last_recv_offset; + const boost::uint32_t *mem32 = reinterpret_cast<const boost::uint32_t *>(mem); + const size_t len = (uhd::wtohx(mem32[0]) & 0xffff)*sizeof(boost::uint32_t); //length in bytes (from VRT header) + + managed_recv_buffer::sptr recv_buff; //the buffer to be returned to the user + recv_buff = wmrb->get_new(_last_recv_buff, mem, len); + _last_recv_offset += len; + + //check if this receive buffer has been exhausted + if (_last_recv_offset >= _last_recv_buff->size()) { + _last_recv_buff.reset(); + } + + return recv_buff; + } + + //otherwise return a null sptr for failure + return managed_recv_buffer::sptr(); + } + + size_t get_num_recv_frames(void) const{ + return _internal_zc->get_num_recv_frames(); + } + + size_t get_recv_frame_size(void) const{ + return std::min(_frame_boundary, _internal_zc->get_recv_frame_size()); + } + + managed_send_buffer::sptr get_send_buff(double timeout){ + return _the_only_msb.get_new(timeout); + } + + size_t get_num_send_frames(void) const{ + return _internal_zc->get_num_send_frames(); + } + + size_t get_send_frame_size(void) const{ + return std::min(_frame_boundary, _internal_zc->get_send_frame_size()); + } + +private: + sptr _internal_zc; + size_t _frame_boundary; + bounded_buffer<usb_zero_copy_wrapper_mrb *> _available_recv_buffs; + std::vector<usb_zero_copy_wrapper_mrb> _mrb_pool; + usb_zero_copy_wrapper_msb _the_only_msb; + + //buffer to store partially-received VRT packets in + buffer_pool::sptr _fragment_mem; + + //state for last recv buffer to create multiple managed buffers + managed_recv_buffer::sptr _last_recv_buff; + size_t _last_recv_offset; +}; + +/*********************************************************************** + * USB zero copy wrapper factory function + **********************************************************************/ +usb_zero_copy::sptr usb_zero_copy::make_wrapper( + sptr usb_zc, size_t usb_frame_boundary +){ + return sptr(new usb_zero_copy_wrapper(usb_zc, usb_frame_boundary)); +} diff --git a/host/lib/types/CMakeLists.txt b/host/lib/types/CMakeLists.txt new file mode 100644 index 000000000..2ca0faef7 --- /dev/null +++ b/host/lib/types/CMakeLists.txt @@ -0,0 +1,91 @@ +# +# Copyright 2011 Ettus Research LLC +# +# This program is free software: you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation, either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. +# + +######################################################################## +# Setup defines for high resolution timing +######################################################################## +MESSAGE(STATUS "") +MESSAGE(STATUS "Configuring high resolution timing...") +INCLUDE(CheckCXXSourceCompiles) + +SET(CMAKE_REQUIRED_LIBRARIES -lrt) +CHECK_CXX_SOURCE_COMPILES(" + #include <ctime> + int main(){ + timespec ts; + return clock_gettime(CLOCK_MONOTONIC, &ts); + } + " HAVE_CLOCK_GETTIME +) +UNSET(CMAKE_REQUIRED_LIBRARIES) + +INCLUDE(CheckCXXSourceCompiles) +CHECK_CXX_SOURCE_COMPILES(" + #include <mach/mach_time.h> + int main(){ + mach_timebase_info_data_t info; + mach_timebase_info(&info); + mach_absolute_time(); + return 0; + } + " HAVE_MACH_ABSOLUTE_TIME +) + +CHECK_CXX_SOURCE_COMPILES(" + #include <Windows.h> + int main(){ + LARGE_INTEGER value; + QueryPerformanceCounter(&value); + QueryPerformanceFrequency(&value); + return 0; + } + " HAVE_QUERY_PERFORMANCE_COUNTER +) + +IF(HAVE_CLOCK_GETTIME) + MESSAGE(STATUS " High resolution timing supported through clock_gettime.") + SET(TIME_SPEC_DEFS HAVE_CLOCK_GETTIME) + LIBUHD_APPEND_LIBS("-lrt") +ELSEIF(HAVE_MACH_ABSOLUTE_TIME) + MESSAGE(STATUS " High resolution timing supported through mach_absolute_time.") + SET(TIME_SPEC_DEFS HAVE_MACH_ABSOLUTE_TIME) +ELSEIF(HAVE_QUERY_PERFORMANCE_COUNTER) + MESSAGE(STATUS " High resolution timing supported through QueryPerformanceCounter.") + SET(TIME_SPEC_DEFS HAVE_QUERY_PERFORMANCE_COUNTER) +ELSE() + MESSAGE(STATUS " High resolution timing supported though microsec_clock.") + SET(TIME_SPEC_DEFS HAVE_MICROSEC_CLOCK) +ENDIF() + +SET_SOURCE_FILES_PROPERTIES( + ${CMAKE_CURRENT_SOURCE_DIR}/time_spec.cpp + PROPERTIES COMPILE_DEFINITIONS "${TIME_SPEC_DEFS}" +) + +######################################################################## +# This file included, use CMake directory variables +######################################################################## +LIBUHD_APPEND_SOURCES( + ${CMAKE_CURRENT_SOURCE_DIR}/device_addr.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/mac_addr.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/ranges.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/sensors.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/serial.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/time_spec.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/tune.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/types.cpp +) diff --git a/host/lib/types/device_addr.cpp b/host/lib/types/device_addr.cpp new file mode 100644 index 000000000..1554c3e4e --- /dev/null +++ b/host/lib/types/device_addr.cpp @@ -0,0 +1,133 @@ +// +// Copyright 2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include <uhd/types/device_addr.hpp> +#include <boost/algorithm/string.hpp> +#include <boost/tokenizer.hpp> +#include <boost/foreach.hpp> +#include <boost/format.hpp> +#include <boost/regex.hpp> +#include <stdexcept> +#include <sstream> + +using namespace uhd; + +static const std::string arg_delim = ","; +static const std::string pair_delim = "="; + +static std::string trim(const std::string &in){ + return boost::algorithm::trim_copy(in); +} + +#define tokenizer(inp, sep) \ + boost::tokenizer<boost::char_separator<char> > \ + (inp, boost::char_separator<char>(sep.c_str())) + +device_addr_t::device_addr_t(const std::string &args){ + BOOST_FOREACH(const std::string &pair, tokenizer(args, arg_delim)){ + if (trim(pair) == "") continue; + std::vector<std::string> toks; + BOOST_FOREACH(const std::string &tok, tokenizer(pair, pair_delim)){ + toks.push_back(tok); + } + if (toks.size() == 1) toks.push_back(""); //pad empty value + if (toks.size() == 2 and not trim(toks[0]).empty()){ //only valid combination + this->set(trim(toks[0]), trim(toks[1])); + } + else throw uhd::value_error("invalid args string: "+args); //otherwise error + } +} + +std::string device_addr_t::to_pp_string(void) const{ + if (this->size() == 0) return "Empty Device Address"; + + std::stringstream ss; + ss << "Device Address:" << std::endl; + BOOST_FOREACH(std::string key, this->keys()){ + ss << boost::format(" %s: %s") % key % this->get(key) << std::endl; + } + return ss.str(); +} + +std::string device_addr_t::to_string(void) const{ + std::string args_str; + size_t count = 0; + BOOST_FOREACH(const std::string &key, this->keys()){ + args_str += ((count++)? arg_delim : "") + key + pair_delim + this->get(key); + } + return args_str; +} + +#include <uhd/utils/msg.hpp> + +device_addrs_t uhd::separate_device_addr(const device_addr_t &dev_addr){ + //------------ support old deprecated way and print warning -------- + if (dev_addr.has_key("addr") and not dev_addr["addr"].empty()){ + std::vector<std::string> addrs; boost::split(addrs, dev_addr["addr"], boost::is_any_of(" ")); + if (addrs.size() > 1){ + device_addr_t fixed_dev_addr = dev_addr; + fixed_dev_addr.pop("addr"); + for (size_t i = 0; i < addrs.size(); i++){ + fixed_dev_addr[str(boost::format("addr%d") % i)] = addrs[i]; + } + UHD_MSG(warning) << + "addr = <space separated list of ip addresses> is deprecated.\n" + "To address a multi-device, use multiple <key><index> = <val>.\n" + "See the USRP-NXXX application notes. Two device example:\n" + " addr0 = 192.168.10.2\n" + " addr1 = 192.168.10.3\n" + ; + return separate_device_addr(fixed_dev_addr); + } + } + //------------------------------------------------------------------ + device_addrs_t dev_addrs(1); //must be at least one (obviously) + std::vector<std::string> global_keys; //keys that apply to all (no numerical suffix) + BOOST_FOREACH(const std::string &key, dev_addr.keys()){ + boost::cmatch matches; + if (not boost::regex_match(key.c_str(), matches, boost::regex("^(\\D+)(\\d*)$"))){ + throw std::runtime_error("unknown key format: " + key); + } + std::string key_part(matches[1].first, matches[1].second); + std::string num_part(matches[2].first, matches[2].second); + if (num_part.empty()){ //no number? save it for later + global_keys.push_back(key); + continue; + } + const size_t num = boost::lexical_cast<size_t>(num_part); + dev_addrs.resize(std::max(num+1, dev_addrs.size())); + dev_addrs[num][key_part] = dev_addr[key]; + } + + //copy the global settings across all device addresses + BOOST_FOREACH(device_addr_t &my_dev_addr, dev_addrs){ + BOOST_FOREACH(const std::string &global_key, global_keys){ + my_dev_addr[global_key] = dev_addr[global_key]; + } + } + return dev_addrs; +} + +device_addr_t uhd::combine_device_addrs(const device_addrs_t &dev_addrs){ + device_addr_t dev_addr; + for (size_t i = 0; i < dev_addrs.size(); i++){ + BOOST_FOREACH(const std::string &key, dev_addrs[i].keys()){ + dev_addr[str(boost::format("%s%d") % key % i)] = dev_addrs[i][key]; + } + } + return dev_addr; +} diff --git a/host/lib/types/mac_addr.cpp b/host/lib/types/mac_addr.cpp new file mode 100644 index 000000000..a5cb90f97 --- /dev/null +++ b/host/lib/types/mac_addr.cpp @@ -0,0 +1,75 @@ +// +// Copyright 2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include <uhd/types/mac_addr.hpp> +#include <uhd/exception.hpp> +#include <boost/tokenizer.hpp> +#include <boost/foreach.hpp> +#include <boost/format.hpp> +#include <boost/cstdint.hpp> +#include <sstream> + +using namespace uhd; + +mac_addr_t::mac_addr_t(const byte_vector_t &bytes) : _bytes(bytes){ + UHD_ASSERT_THROW(_bytes.size() == 6); +} + +mac_addr_t mac_addr_t::from_bytes(const byte_vector_t &bytes){ + return mac_addr_t(bytes); +} + +mac_addr_t mac_addr_t::from_string(const std::string &mac_addr_str){ + + byte_vector_t bytes; + + try{ + if (mac_addr_str.size() != 17){ + throw uhd::value_error("expected exactly 17 characters"); + } + + //split the mac addr hex string at the colons + boost::tokenizer<boost::char_separator<char> > hex_num_toks( + mac_addr_str, boost::char_separator<char>(":")); + BOOST_FOREACH(const std::string &hex_str, hex_num_toks){ + int hex_num; + std::istringstream iss(hex_str); + iss >> std::hex >> hex_num; + bytes.push_back(boost::uint8_t(hex_num)); + } + + } + catch(std::exception const& e){ + throw uhd::value_error(str( + boost::format("Invalid mac address: %s\n\t%s") % mac_addr_str % e.what() + )); + } + + return mac_addr_t::from_bytes(bytes); +} + +byte_vector_t mac_addr_t::to_bytes(void) const{ + return _bytes; +} + +std::string mac_addr_t::to_string(void) const{ + std::string addr = ""; + BOOST_FOREACH(boost::uint8_t byte, this->to_bytes()){ + addr += str(boost::format("%s%02x") % ((addr == "")?"":":") % int(byte)); + } + return addr; +} diff --git a/host/lib/types/ranges.cpp b/host/lib/types/ranges.cpp new file mode 100644 index 000000000..6e39bc688 --- /dev/null +++ b/host/lib/types/ranges.cpp @@ -0,0 +1,163 @@ +// +// Copyright 2011-2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include <uhd/types/ranges.hpp> +#include <uhd/exception.hpp> +#include <boost/math/special_functions/round.hpp> +#include <boost/foreach.hpp> +#include <algorithm> +#include <sstream> + +using namespace uhd; + +/*********************************************************************** + * range_t implementation code + **********************************************************************/ +struct range_t::impl{ + impl(double start, double stop, double step): + start(start), stop(stop), step(step) + { + /* NOP */ + } + double start, stop, step; +}; + +range_t::range_t(double value): + _impl(UHD_PIMPL_MAKE(impl, (value, value, 0))) +{ + /* NOP */ +} + +range_t::range_t( + double start, double stop, double step +): + _impl(UHD_PIMPL_MAKE(impl, (start, stop, step))) +{ + if (stop < start){ + throw uhd::value_error("cannot make range where stop < start"); + } +} + +double range_t::start(void) const{ + return _impl->start; +} + +double range_t::stop(void) const{ + return _impl->stop; +} + +double range_t::step(void) const{ + return _impl->step; +} + +const std::string range_t::to_pp_string(void) const{ + std::stringstream ss; + ss << "(" << this->start(); + if (this->start() != this->stop()) ss << ", " << this->stop(); + if (this->step() != 0) ss << ", " << this->step(); + ss << ")"; + return ss.str(); +} + +/*********************************************************************** + * meta_range_t implementation code + **********************************************************************/ +void check_meta_range_monotonic(const meta_range_t &mr){ + if (mr.empty()){ + throw uhd::value_error("meta-range cannot be empty"); + } + for (size_t i = 1; i < mr.size(); i++){ + if (mr.at(i).start() < mr.at(i-1).stop()){ + throw uhd::value_error("meta-range is not monotonic"); + } + } +} + +meta_range_t::meta_range_t(void){ + /* NOP */ +} + +meta_range_t::meta_range_t( + double start, double stop, double step +): + std::vector<range_t > (1, range_t(start, stop, step)) +{ + /* NOP */ +} + +double meta_range_t::start(void) const{ + check_meta_range_monotonic(*this); + double min_start = this->front().start(); + BOOST_FOREACH(const range_t &r, (*this)){ + min_start = std::min(min_start, r.start()); + } + return min_start; +} + +double meta_range_t::stop(void) const{ + check_meta_range_monotonic(*this); + double max_stop = this->front().stop(); + BOOST_FOREACH(const range_t &r, (*this)){ + max_stop = std::max(max_stop, r.stop()); + } + return max_stop; +} + +double meta_range_t::step(void) const{ + check_meta_range_monotonic(*this); + std::vector<double> non_zero_steps; + range_t last = this->front(); + BOOST_FOREACH(const range_t &r, (*this)){ + //steps at each range + if (r.step() > 0) non_zero_steps.push_back(r.step()); + //and steps in-between ranges + double ibtw_step = r.start() - last.stop(); + if (ibtw_step > 0) non_zero_steps.push_back(ibtw_step); + //store ref to last + last = r; + } + if (non_zero_steps.empty()) return 0; //all zero steps, its zero... + return *std::min_element(non_zero_steps.begin(), non_zero_steps.end()); +} + +double meta_range_t::clip(double value, bool clip_step) const{ + check_meta_range_monotonic(*this); + double last_stop = this->front().stop(); + BOOST_FOREACH(const range_t &r, (*this)){ + //in-between ranges, clip to nearest + if (value < r.start()){ + return (std::abs(value - r.start()) < std::abs(value - last_stop))? + r.start() : last_stop; + } + //in this range, clip here + if (value <= r.stop()){ + if (not clip_step or r.step() == 0) return value; + return boost::math::round((value - r.start())/r.step())*r.step() + r.start(); + } + //continue on to the next range + last_stop = r.stop(); + } + return last_stop; +} + +const std::string meta_range_t::to_pp_string(void) const{ + std::stringstream ss; + BOOST_FOREACH(const range_t &r, (*this)){ + ss << r.to_pp_string() << std::endl; + } + return ss.str(); +} diff --git a/host/lib/types/sensors.cpp b/host/lib/types/sensors.cpp new file mode 100644 index 000000000..52a63d14c --- /dev/null +++ b/host/lib/types/sensors.cpp @@ -0,0 +1,94 @@ +// +// Copyright 2011-2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include <uhd/types/sensors.hpp> +#include <uhd/exception.hpp> +#include <boost/lexical_cast.hpp> +#include <boost/format.hpp> + +using namespace uhd; + +sensor_value_t::sensor_value_t( + const std::string &name, + bool value, + const std::string &utrue, + const std::string &ufalse +): + name(name), value(value?"true":"false"), + unit(value?utrue:ufalse), type(BOOLEAN) +{ + /* NOP */ +} + +sensor_value_t::sensor_value_t( + const std::string &name, + signed value, + const std::string &unit, + const std::string &formatter +): + name(name), value(str(boost::format(formatter) % value)), + unit(unit), type(INTEGER) +{ + /* NOP */ +} + +sensor_value_t::sensor_value_t( + const std::string &name, + double value, + const std::string &unit, + const std::string &formatter +): + name(name), value(str(boost::format(formatter) % value)), + unit(unit), type(REALNUM) +{ + /* NOP */ +} + +sensor_value_t::sensor_value_t( + const std::string &name, + const std::string &value, + const std::string &unit +): + name(name), value(value), + unit(unit), type(STRING) +{ + /* NOP */ +} + +std::string sensor_value_t::to_pp_string(void) const{ + switch(type){ + case BOOLEAN: + return str(boost::format("%s: %s") % name % unit); + case INTEGER: + case REALNUM: + case STRING: + return str(boost::format("%s: %s %s") % name % value % unit); + } + UHD_THROW_INVALID_CODE_PATH(); +} + +bool sensor_value_t::to_bool(void) const{ + return value == "true"; +} + +signed sensor_value_t::to_int(void) const{ + return boost::lexical_cast<signed>(value); +} + +double sensor_value_t::to_real(void) const{ + return boost::lexical_cast<double>(value); +} diff --git a/host/lib/types/serial.cpp b/host/lib/types/serial.cpp new file mode 100644 index 000000000..9e9d32954 --- /dev/null +++ b/host/lib/types/serial.cpp @@ -0,0 +1,78 @@ +// +// Copyright 2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include <uhd/types/serial.hpp> +#include <boost/thread.hpp> //for sleeping +#include <boost/assign/list_of.hpp> + +using namespace uhd; + +spi_config_t::spi_config_t(edge_t edge): + mosi_edge(edge), + miso_edge(edge) +{ + /* NOP */ +} + +void i2c_iface::write_eeprom( + boost::uint8_t addr, + boost::uint8_t offset, + const byte_vector_t &bytes +){ + for (size_t i = 0; i < bytes.size(); i++){ + //write a byte at a time, its easy that way + byte_vector_t cmd = boost::assign::list_of(offset+i)(bytes[i]); + this->write_i2c(addr, cmd); + boost::this_thread::sleep(boost::posix_time::milliseconds(10)); //worst case write + } +} + +byte_vector_t i2c_iface::read_eeprom( + boost::uint8_t addr, + boost::uint8_t offset, + size_t num_bytes +){ + byte_vector_t bytes; + for (size_t i = 0; i < num_bytes; i++){ + //do a zero byte write to start read cycle + this->write_i2c(addr, byte_vector_t(1, offset+i)); + bytes.push_back(this->read_i2c(addr, 1).at(0)); + } + return bytes; +} + +boost::uint32_t spi_iface::read_spi( + int which_slave, + const spi_config_t &config, + boost::uint32_t data, + size_t num_bits +){ + return transact_spi( + which_slave, config, data, num_bits, true + ); +} + +void spi_iface::write_spi( + int which_slave, + const spi_config_t &config, + boost::uint32_t data, + size_t num_bits +){ + transact_spi( + which_slave, config, data, num_bits, false + ); +} diff --git a/host/lib/types/time_spec.cpp b/host/lib/types/time_spec.cpp new file mode 100644 index 000000000..ec939e52e --- /dev/null +++ b/host/lib/types/time_spec.cpp @@ -0,0 +1,156 @@ +// +// Copyright 2011-2012 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include <uhd/types/time_spec.hpp> +#include <inttypes.h> //imaxdiv, intmax_t + +using namespace uhd; + +/*********************************************************************** + * Time spec system time + **********************************************************************/ + +#ifdef HAVE_CLOCK_GETTIME +#include <time.h> +time_spec_t time_spec_t::get_system_time(void){ + timespec ts; clock_gettime(CLOCK_MONOTONIC, &ts); + return time_spec_t(ts.tv_sec, ts.tv_nsec, 1e9); +} +#endif /* HAVE_CLOCK_GETTIME */ + + +#ifdef HAVE_MACH_ABSOLUTE_TIME +#include <mach/mach_time.h> +time_spec_t time_spec_t::get_system_time(void){ + mach_timebase_info_data_t info; mach_timebase_info(&info); + intmax_t nanosecs = mach_absolute_time()*info.numer/info.denom; + return time_spec_t::from_ticks(nanosecs, 1e9); +} +#endif /* HAVE_MACH_ABSOLUTE_TIME */ + + +#ifdef HAVE_QUERY_PERFORMANCE_COUNTER +#include <Windows.h> +time_spec_t time_spec_t::get_system_time(void){ + LARGE_INTEGER counts, freq; + QueryPerformanceCounter(&counts); + QueryPerformanceFrequency(&freq); + return time_spec_t::from_ticks(counts.QuadPart, double(freq.QuadPart)); +} +#endif /* HAVE_QUERY_PERFORMANCE_COUNTER */ + + +#ifdef HAVE_MICROSEC_CLOCK +#include <boost/date_time/posix_time/posix_time.hpp> +namespace pt = boost::posix_time; +time_spec_t time_spec_t::get_system_time(void){ + pt::ptime time_now = pt::microsec_clock::universal_time(); + pt::time_duration time_dur = time_now - pt::from_time_t(0); + return time_spec_t( + time_t(time_dur.total_seconds()), + long(time_dur.fractional_seconds()), + double(pt::time_duration::ticks_per_second()) + ); +} +#endif /* HAVE_MICROSEC_CLOCK */ + +/*********************************************************************** + * Time spec constructors + **********************************************************************/ +#define time_spec_init(full, frac) { \ + const time_t _full = time_t(full); \ + const double _frac = double(frac); \ + const int _frac_int = int(_frac); \ + _full_secs = _full + _frac_int; \ + _frac_secs = _frac - _frac_int; \ + if (_frac_secs < 0) {\ + _full_secs -= 1; \ + _frac_secs += 1; \ + } \ +} + +UHD_INLINE long long fast_llround(const double x){ + return (long long)(x + 0.5); // assumption of non-negativity +} + +time_spec_t::time_spec_t(double secs){ + time_spec_init(0, secs); +} + +time_spec_t::time_spec_t(time_t full_secs, double frac_secs){ + time_spec_init(full_secs, frac_secs); +} + +time_spec_t::time_spec_t(time_t full_secs, long tick_count, double tick_rate){ + const double frac_secs = tick_count/tick_rate; + time_spec_init(full_secs, frac_secs); +} + +time_spec_t time_spec_t::from_ticks(long long ticks, double tick_rate){ + const imaxdiv_t divres = imaxdiv(ticks, fast_llround(tick_rate)); + return time_spec_t(time_t(divres.quot), double(divres.rem)/tick_rate); +} + +/*********************************************************************** + * Time spec accessors + **********************************************************************/ +long time_spec_t::get_tick_count(double tick_rate) const{ + return long(fast_llround(this->get_frac_secs()*tick_rate)); +} + +long long time_spec_t::to_ticks(double tick_rate) const{ + return fast_llround(this->get_frac_secs()*tick_rate) + \ + (this->get_full_secs() * fast_llround(tick_rate)); +} + +double time_spec_t::get_real_secs(void) const{ + return this->get_full_secs() + this->get_frac_secs(); +} + +/*********************************************************************** + * Time spec math overloads + **********************************************************************/ +time_spec_t &time_spec_t::operator+=(const time_spec_t &rhs){ + time_spec_init( + this->get_full_secs() + rhs.get_full_secs(), + this->get_frac_secs() + rhs.get_frac_secs() + ); + return *this; +} + +time_spec_t &time_spec_t::operator-=(const time_spec_t &rhs){ + time_spec_init( + this->get_full_secs() - rhs.get_full_secs(), + this->get_frac_secs() - rhs.get_frac_secs() + ); + return *this; +} + +bool uhd::operator==(const time_spec_t &lhs, const time_spec_t &rhs){ + return + lhs.get_full_secs() == rhs.get_full_secs() and + lhs.get_frac_secs() == rhs.get_frac_secs() + ; +} + +bool uhd::operator<(const time_spec_t &lhs, const time_spec_t &rhs){ + return ( + (lhs.get_full_secs() < rhs.get_full_secs()) or ( + (lhs.get_full_secs() == rhs.get_full_secs()) and + (lhs.get_frac_secs() < rhs.get_frac_secs()) + )); +} diff --git a/host/lib/types/tune.cpp b/host/lib/types/tune.cpp new file mode 100644 index 000000000..154f0990f --- /dev/null +++ b/host/lib/types/tune.cpp @@ -0,0 +1,52 @@ +// +// Copyright 2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include <uhd/types/tune_request.hpp> +#include <uhd/types/tune_result.hpp> +#include <boost/format.hpp> + +using namespace uhd; + +tune_request_t::tune_request_t(double target_freq): + target_freq(target_freq), + rf_freq_policy(POLICY_AUTO), + dsp_freq_policy(POLICY_AUTO) +{ + /* NOP */ +} + +tune_request_t::tune_request_t(double target_freq, double lo_off): + target_freq(target_freq), + rf_freq_policy(POLICY_MANUAL), + rf_freq(target_freq + lo_off), + dsp_freq_policy(POLICY_AUTO) +{ + /* NOP */ +} + +std::string tune_result_t::to_pp_string(void) const{ + return str(boost::format( + "Tune Result:\n" + " Target RF Freq: %f (MHz)\n" + " Actual RF Freq: %f (MHz)\n" + " Target DSP Freq: %f (MHz)\n" + " Actual DSP Freq: %f (MHz)\n" + ) + % (target_rf_freq/1e6) % (actual_rf_freq/1e6) + % (target_dsp_freq/1e6) % (actual_dsp_freq/1e6) + ); +} diff --git a/host/lib/types/types.cpp b/host/lib/types/types.cpp new file mode 100644 index 000000000..1a3e7e860 --- /dev/null +++ b/host/lib/types/types.cpp @@ -0,0 +1,44 @@ +// +// Copyright 2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include <uhd/types/stream_cmd.hpp> +#include <uhd/types/metadata.hpp> + +using namespace uhd; + +/*********************************************************************** + * stream command + **********************************************************************/ +stream_cmd_t::stream_cmd_t(const stream_mode_t &stream_mode): + stream_mode(stream_mode), + num_samps(0), + stream_now(true) +{ + /* NOP */ +} + +/*********************************************************************** + * metadata + **********************************************************************/ +tx_metadata_t::tx_metadata_t(void): + has_time_spec(false), + time_spec(time_spec_t()), + start_of_burst(false), + end_of_burst(false) +{ + /* NOP */ +} diff --git a/host/lib/usrp/CMakeLists.txt b/host/lib/usrp/CMakeLists.txt new file mode 100644 index 000000000..8ae379f73 --- /dev/null +++ b/host/lib/usrp/CMakeLists.txt @@ -0,0 +1,39 @@ +# +# Copyright 2010-2011 Ettus Research LLC +# +# This program is free software: you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation, either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. +# + +######################################################################## +# This file included, use CMake directory variables +######################################################################## +LIBUHD_APPEND_SOURCES( + ${CMAKE_CURRENT_SOURCE_DIR}/dboard_base.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/dboard_eeprom.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/dboard_id.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/dboard_iface.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/dboard_manager.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/gps_ctrl.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/mboard_eeprom.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/multi_usrp.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/subdev_spec.cpp +) + +INCLUDE_SUBDIRECTORY(cores) +INCLUDE_SUBDIRECTORY(dboard) +INCLUDE_SUBDIRECTORY(common) +INCLUDE_SUBDIRECTORY(usrp1) +INCLUDE_SUBDIRECTORY(usrp2) +INCLUDE_SUBDIRECTORY(b100) +INCLUDE_SUBDIRECTORY(e100) diff --git a/host/lib/usrp/README b/host/lib/usrp/README new file mode 100644 index 000000000..344209179 --- /dev/null +++ b/host/lib/usrp/README @@ -0,0 +1,15 @@ +######################################################################## +# lib USRP directories: +######################################################################## + +dboard: + Daughterboard implementation code for all USRP daughterboards + +usrp1: + Implementation code for the USB-based USRP Classic motherboard. + +usrp2: + Implementation code for USRP2, USRP-N200, and USRP-N210. + +usrp_e100: + Implementation code for USRP-E100. diff --git a/host/lib/usrp/b100/CMakeLists.txt b/host/lib/usrp/b100/CMakeLists.txt new file mode 100644 index 000000000..1237f52d1 --- /dev/null +++ b/host/lib/usrp/b100/CMakeLists.txt @@ -0,0 +1,36 @@ +# +# Copyright 2011 Ettus Research LLC +# +# This program is free software: you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation, either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. +# + +######################################################################## +# This file included, use CMake directory variables +######################################################################## + +######################################################################## +# Conditionally configure the B100 support +######################################################################## +LIBUHD_REGISTER_COMPONENT("B100" ENABLE_B100 ON "ENABLE_LIBUHD;ENABLE_USB" OFF) + +IF(ENABLE_B100) + LIBUHD_APPEND_SOURCES( + ${CMAKE_CURRENT_SOURCE_DIR}/b100_ctrl.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/b100_impl.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/clock_ctrl.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/codec_ctrl.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/dboard_iface.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/io_impl.cpp + ) +ENDIF(ENABLE_B100) diff --git a/host/lib/usrp/b100/b100_ctrl.cpp b/host/lib/usrp/b100/b100_ctrl.cpp new file mode 100644 index 000000000..e6136c00e --- /dev/null +++ b/host/lib/usrp/b100/b100_ctrl.cpp @@ -0,0 +1,257 @@ +// +// Copyright 2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include "b100_ctrl.hpp" +#include <uhd/transport/bounded_buffer.hpp> +#include <uhd/transport/usb_zero_copy.hpp> +#include <uhd/transport/zero_copy.hpp> +#include <uhd/transport/vrt_if_packet.hpp> +#include <uhd/utils/thread_priority.hpp> +#include <uhd/utils/msg.hpp> +#include <uhd/utils/tasks.hpp> +#include <uhd/types/metadata.hpp> +#include <uhd/types/serial.hpp> +#include "ctrl_packet.hpp" +#include <boost/thread/thread.hpp> +#include <boost/bind.hpp> +#include <uhd/exception.hpp> + +using namespace uhd::transport; +using namespace uhd; + +bool b100_ctrl_debug = false; + +class b100_ctrl_impl : public b100_ctrl { +public: + b100_ctrl_impl(uhd::transport::zero_copy_if::sptr ctrl_transport): + sync_ctrl_fifo(2), + _ctrl_transport(ctrl_transport), + _seq(0) + { + viking_marauder = task::make(boost::bind(&b100_ctrl_impl::viking_marauder_loop, this)); + } + + ~b100_ctrl_impl(void){ + //stop the marauder first so it cant access deconstructed objects + viking_marauder.reset(); + } + + int write(boost::uint32_t addr, const ctrl_data_t &data); + ctrl_data_t read(boost::uint32_t addr, size_t len); + + bool get_ctrl_data(ctrl_data_t &pkt_data, double timeout); + + void poke32(wb_addr_type addr, boost::uint32_t data){ + boost::mutex::scoped_lock lock(_ctrl_mutex); + + ctrl_data_t words(2); + words[0] = data & 0x0000FFFF; + words[1] = data >> 16; + this->write(addr, words); + } + + boost::uint32_t peek32(wb_addr_type addr){ + boost::mutex::scoped_lock lock(_ctrl_mutex); + + ctrl_data_t words = this->read(addr, 2); + return boost::uint32_t((boost::uint32_t(words[1]) << 16) | words[0]); + } + + void poke16(wb_addr_type addr, boost::uint16_t data){ + boost::mutex::scoped_lock lock(_ctrl_mutex); + + ctrl_data_t words(1); + words[0] = data; + this->write(addr, words); + } + + boost::uint16_t peek16(wb_addr_type addr){ + boost::mutex::scoped_lock lock(_ctrl_mutex); + + ctrl_data_t words = this->read(addr, 1); + return boost::uint16_t(words[0]); + } + + void set_async_cb(const async_cb_type &async_cb){ + boost::mutex::scoped_lock lock(_async_mutex); + _async_cb = async_cb; + } + +private: + int send_pkt(boost::uint16_t *cmd); + + //änd hërë wë gö ä-Vïkïng för äsynchronous control packets + void viking_marauder_loop(void); + bounded_buffer<ctrl_data_t> sync_ctrl_fifo; + async_cb_type _async_cb; + task::sptr viking_marauder; + + uhd::transport::zero_copy_if::sptr _ctrl_transport; + boost::uint8_t _seq; + boost::mutex _ctrl_mutex, _async_mutex; +}; + +/*********************************************************************** + * helper functions for packing/unpacking control packets + **********************************************************************/ +void pack_ctrl_pkt(boost::uint16_t *pkt_buff, + const ctrl_pkt_t &pkt){ + //first two bits are OP + //next six bits are CALLBACKS + //next 8 bits are SEQUENCE + //next 16 bits are LENGTH (16-bit word) + //next 32 bits are ADDRESS (16-bit word LSW) + //then DATA (28 16-bit words) + pkt_buff[0] = (boost::uint16_t(pkt.pkt_meta.op) << 14) | (boost::uint16_t(pkt.pkt_meta.callbacks) << 8) | pkt.pkt_meta.seq; + pkt_buff[1] = pkt.pkt_meta.len; + pkt_buff[2] = (pkt.pkt_meta.addr & 0x00000FFF); + pkt_buff[3] = 0x0000; //address high bits always 0 on this device + + for(size_t i = 0; i < pkt.data.size(); i++) { + pkt_buff[4+i] = pkt.data[i]; + } +} + +void unpack_ctrl_pkt(const boost::uint16_t *pkt_buff, + ctrl_pkt_t &pkt){ + pkt.pkt_meta.seq = pkt_buff[0] & 0xFF; + pkt.pkt_meta.op = CTRL_PKT_OP_READ; //really this is useless + pkt.pkt_meta.len = pkt_buff[1]; + pkt.pkt_meta.callbacks = 0; //callbacks aren't implemented yet + pkt.pkt_meta.addr = pkt_buff[2] | boost::uint32_t(pkt_buff[3] << 16); + + //let's check this so we don't go pushing 64K of crap onto the pkt + if(pkt.pkt_meta.len > CTRL_PACKET_DATA_LENGTH) { + throw uhd::runtime_error("Received control packet too long"); + } + + for(int i = 4; i < 4+pkt.pkt_meta.len; i++) pkt.data.push_back(pkt_buff[i]); +} + +int b100_ctrl_impl::send_pkt(boost::uint16_t *cmd) { + managed_send_buffer::sptr sbuf = _ctrl_transport->get_send_buff(); + if(!sbuf.get()) { + throw uhd::runtime_error("Control channel send error"); + } + + //FIXME there's a better way to do this + for(size_t i = 0; i < (CTRL_PACKET_LENGTH / sizeof(boost::uint16_t)); i++) { + sbuf->cast<boost::uint16_t *>()[i] = cmd[i]; + } + sbuf->commit(CTRL_PACKET_LENGTH); //fixed size transaction + return 0; +} + +int b100_ctrl_impl::write(boost::uint32_t addr, const ctrl_data_t &data) { + UHD_ASSERT_THROW(data.size() <= (CTRL_PACKET_DATA_LENGTH / sizeof(boost::uint16_t))); + ctrl_pkt_t pkt; + pkt.data = data; + pkt.pkt_meta.op = CTRL_PKT_OP_WRITE; + pkt.pkt_meta.callbacks = 0; + pkt.pkt_meta.seq = _seq++; + pkt.pkt_meta.len = pkt.data.size(); + pkt.pkt_meta.addr = addr; + boost::uint16_t pkt_buff[CTRL_PACKET_LENGTH / sizeof(boost::uint16_t)] = {}; + + pack_ctrl_pkt(pkt_buff, pkt); + size_t result = send_pkt(pkt_buff); + return result; +} + +ctrl_data_t b100_ctrl_impl::read(boost::uint32_t addr, size_t len) { + UHD_ASSERT_THROW(len <= (CTRL_PACKET_DATA_LENGTH / sizeof(boost::uint16_t))); + + ctrl_pkt_t pkt; + pkt.pkt_meta.op = CTRL_PKT_OP_READ; + pkt.pkt_meta.callbacks = 0; + pkt.pkt_meta.seq = _seq++; + pkt.pkt_meta.len = len; + pkt.pkt_meta.addr = addr; + boost::uint16_t pkt_buff[CTRL_PACKET_LENGTH / sizeof(boost::uint16_t)] = {}; + + //flush anything that might be in the queue + while (get_ctrl_data(pkt.data, 0.0)){ + UHD_MSG(error) << "B100: control read found unexpected packet." << std::endl; + } + + pack_ctrl_pkt(pkt_buff, pkt); + send_pkt(pkt_buff); + + //block with timeout waiting for the response to appear + if (not get_ctrl_data(pkt.data, 0.1)) throw uhd::runtime_error( + "B100: timeout waiting for control response packet." + ); + + return pkt.data; +} + +/*********************************************************************** + * Viking marauders go pillaging for asynchronous control packets in the + * control response endpoint. Sync packets go in sync_ctrl_fifo, + * async TX error messages go in async_msg_fifo. sync_ctrl_fifo should + * never have more than 1 message in it, since it's expected that we'll + * wait for a control operation to finish before starting another one. + **********************************************************************/ +void b100_ctrl_impl::viking_marauder_loop(void){ + set_thread_priority_safe(); + + while (not boost::this_thread::interruption_requested()){ + managed_recv_buffer::sptr rbuf = _ctrl_transport->get_recv_buff(1.0); + if(rbuf.get() == NULL) continue; //that's ok, there are plenty of villages to pillage! + const boost::uint16_t *pkt_buf = rbuf->cast<const boost::uint16_t *>(); + + if(pkt_buf[0] >> 8 == CTRL_PACKET_HEADER_MAGIC) { + //so it's got a control packet header, let's parse it. + ctrl_pkt_t pkt; + unpack_ctrl_pkt(pkt_buf, pkt); + + if(pkt.pkt_meta.seq != boost::uint8_t(_seq - 1)) { + UHD_MSG(error) + << "Sequence error on control channel." << std::endl + << "Exiting control loop." << std::endl + ; + return; + } + if(pkt.pkt_meta.len > (CTRL_PACKET_LENGTH - CTRL_PACKET_HEADER_LENGTH)) { + UHD_MSG(error) + << "Control channel packet length too long" << std::endl + << "Exiting control loop." << std::endl + ; + return; + } + + //push it onto the queue + sync_ctrl_fifo.push_with_pop_on_full(pkt.data); + } + else{ //otherwise let the async callback handle it + boost::mutex::scoped_lock lock(_async_mutex); + if (not _async_cb.empty()) _async_cb(rbuf); + } + } +} + +bool b100_ctrl_impl::get_ctrl_data(ctrl_data_t &pkt_data, double timeout){ + boost::this_thread::disable_interruption di; //disable because the wait can throw + return sync_ctrl_fifo.pop_with_timed_wait(pkt_data, timeout); +} + +/*********************************************************************** + * Public make function for b100_ctrl interface + **********************************************************************/ +b100_ctrl::sptr b100_ctrl::make(uhd::transport::zero_copy_if::sptr ctrl_transport){ + return sptr(new b100_ctrl_impl(ctrl_transport)); +} diff --git a/host/lib/usrp/b100/b100_ctrl.hpp b/host/lib/usrp/b100/b100_ctrl.hpp new file mode 100644 index 000000000..74884d525 --- /dev/null +++ b/host/lib/usrp/b100/b100_ctrl.hpp @@ -0,0 +1,70 @@ +// +// Copyright 2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#ifndef INCLUDED_B100_CTRL_HPP +#define INCLUDED_B100_CTRL_HPP + +#include "wb_iface.hpp" +#include <uhd/transport/usb_zero_copy.hpp> +#include <uhd/types/serial.hpp> +#include <boost/shared_ptr.hpp> +#include <boost/utility.hpp> +#include "ctrl_packet.hpp" +#include <boost/function.hpp> + +class b100_ctrl : boost::noncopyable, public wb_iface{ +public: + typedef boost::shared_ptr<b100_ctrl> sptr; + typedef boost::function<void(uhd::transport::managed_recv_buffer::sptr)> async_cb_type; + + /*! + * Make a USRP control object from a data transport + * \param ctrl_transport a USB data transport + * \return a new b100 control object + */ + static sptr make(uhd::transport::zero_copy_if::sptr ctrl_transport); + + //! set an async callback for messages + virtual void set_async_cb(const async_cb_type &async_cb) = 0; + + /*! + * Write a byte vector to an FPGA register + * \param addr the FPGA register address + * \param bytes the data to write + * \return 0 on success, error code on failure + */ + virtual int write(boost::uint32_t addr, const ctrl_data_t &data) = 0; + + /*! + * Read a byte vector from an FPGA register (blocking read) + * \param addr the FPGA register address + * \param len the length of the read + * \return a vector of bytes from the register(s) in question + */ + virtual ctrl_data_t read(boost::uint32_t addr, size_t len) = 0; + + /*! + * Get a sync ctrl packet (blocking) + * \param the packet data buffer + * \param the timeout value + * \return true if it got something + */ + virtual bool get_ctrl_data(ctrl_data_t &pkt_data, double timeout) = 0; + +}; + +#endif /* INCLUDED_B100_CTRL_HPP */ diff --git a/host/lib/usrp/b100/b100_impl.cpp b/host/lib/usrp/b100/b100_impl.cpp new file mode 100644 index 000000000..991e6efd3 --- /dev/null +++ b/host/lib/usrp/b100/b100_impl.cpp @@ -0,0 +1,565 @@ +// +// Copyright 2012 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include "apply_corrections.hpp" +#include "b100_impl.hpp" +#include "b100_ctrl.hpp" +#include "fpga_regs_standard.h" +#include "usrp_i2c_addr.h" +#include "usrp_commands.h" +#include <uhd/transport/usb_control.hpp> +#include "ctrl_packet.hpp" +#include <uhd/utils/msg.hpp> +#include <uhd/exception.hpp> +#include <uhd/utils/static.hpp> +#include <uhd/utils/images.hpp> +#include <uhd/utils/safe_call.hpp> +#include <boost/format.hpp> +#include <boost/assign/list_of.hpp> +#include <boost/filesystem.hpp> +#include <boost/thread/thread.hpp> +#include <boost/lexical_cast.hpp> +#include "b100_regs.hpp" +#include <cstdio> + +using namespace uhd; +using namespace uhd::usrp; +using namespace uhd::transport; + +const boost::uint16_t B100_VENDOR_ID = 0x2500; +const boost::uint16_t B100_PRODUCT_ID = 0x0002; +const boost::uint16_t FX2_VENDOR_ID = 0x04b4; +const boost::uint16_t FX2_PRODUCT_ID = 0x8613; +static const boost::posix_time::milliseconds REENUMERATION_TIMEOUT_MS(3000); + +/*********************************************************************** + * Discovery + **********************************************************************/ +static device_addrs_t b100_find(const device_addr_t &hint) +{ + device_addrs_t b100_addrs; + + //return an empty list of addresses when type is set to non-b100 + if (hint.has_key("type") and hint["type"] != "b100") return b100_addrs; + + //Return an empty list of addresses when an address is specified, + //since an address is intended for a different, non-USB, device. + if (hint.has_key("addr")) return b100_addrs; + + unsigned int vid, pid; + + if(hint.has_key("vid") && hint.has_key("pid") && hint.has_key("type") && hint["type"] == "b100") { + sscanf(hint.get("vid").c_str(), "%x", &vid); + sscanf(hint.get("pid").c_str(), "%x", &pid); + } else { + vid = B100_VENDOR_ID; + pid = B100_PRODUCT_ID; + } + + // Important note: + // The get device list calls are nested inside the for loop. + // This allows the usb guts to decontruct when not in use, + // so that re-enumeration after fw load can occur successfully. + // This requirement is a courtesy of libusb1.0 on windows. + + //find the usrps and load firmware + size_t found = 0; + BOOST_FOREACH(usb_device_handle::sptr handle, usb_device_handle::get_device_list(vid, pid)) { + //extract the firmware path for the b100 + std::string b100_fw_image; + try{ + b100_fw_image = find_image_path(hint.get("fw", B100_FW_FILE_NAME)); + } + catch(...){ + UHD_MSG(warning) << boost::format( + "Could not locate B100 firmware.\n" + "Please install the images package.\n" + ); + return b100_addrs; + } + UHD_LOG << "the firmware image: " << b100_fw_image << std::endl; + + usb_control::sptr control; + try{control = usb_control::make(handle, 0);} + catch(const uhd::exception &){continue;} //ignore claimed + + fx2_ctrl::make(control)->usrp_load_firmware(b100_fw_image); + found++; + } + + //get descriptors again with serial number, but using the initialized VID/PID now since we have firmware + vid = B100_VENDOR_ID; + pid = B100_PRODUCT_ID; + + const boost::system_time timeout_time = boost::get_system_time() + REENUMERATION_TIMEOUT_MS; + + //search for the device until found or timeout + while (boost::get_system_time() < timeout_time and b100_addrs.empty() and found != 0) + { + BOOST_FOREACH(usb_device_handle::sptr handle, usb_device_handle::get_device_list(vid, pid)) + { + usb_control::sptr control; + try{control = usb_control::make(handle, 0);} + catch(const uhd::exception &){continue;} //ignore claimed + + fx2_ctrl::sptr fx2_ctrl = fx2_ctrl::make(control); + const mboard_eeprom_t mb_eeprom = mboard_eeprom_t(*fx2_ctrl, mboard_eeprom_t::MAP_B100); + device_addr_t new_addr; + new_addr["type"] = "b100"; + new_addr["name"] = mb_eeprom["name"]; + new_addr["serial"] = handle->get_serial(); + //this is a found b100 when the hint serial and name match or blank + if ( + (not hint.has_key("name") or hint["name"] == new_addr["name"]) and + (not hint.has_key("serial") or hint["serial"] == new_addr["serial"]) + ){ + b100_addrs.push_back(new_addr); + } + } + } + + return b100_addrs; +} + +/*********************************************************************** + * Make + **********************************************************************/ +static device::sptr b100_make(const device_addr_t &device_addr){ + return device::sptr(new b100_impl(device_addr)); +} + +UHD_STATIC_BLOCK(register_b100_device){ + device::register_device(&b100_find, &b100_make); +} + +/*********************************************************************** + * Structors + **********************************************************************/ +b100_impl::b100_impl(const device_addr_t &device_addr){ + size_t initialization_count = 0; + b100_impl_constructor_begin: + initialization_count++; + + _tree = property_tree::make(); + + //extract the FPGA path for the B100 + std::string b100_fpga_image = find_image_path( + device_addr.has_key("fpga")? device_addr["fpga"] : B100_FPGA_FILE_NAME + ); + + //try to match the given device address with something on the USB bus + std::vector<usb_device_handle::sptr> device_list = + usb_device_handle::get_device_list(B100_VENDOR_ID, B100_PRODUCT_ID); + + //locate the matching handle in the device list + usb_device_handle::sptr handle; + BOOST_FOREACH(usb_device_handle::sptr dev_handle, device_list) { + if (dev_handle->get_serial() == device_addr["serial"]){ + handle = dev_handle; + break; + } + } + UHD_ASSERT_THROW(handle.get() != NULL); //better be found + + //create control objects + usb_control::sptr fx2_transport = usb_control::make(handle, 0); + _fx2_ctrl = fx2_ctrl::make(fx2_transport); + this->check_fw_compat(); //check after making fx2 + //-- setup clock after making fx2 and before loading fpga --// + _clock_ctrl = b100_clock_ctrl::make(_fx2_ctrl, device_addr.cast<double>("master_clock_rate", B100_DEFAULT_TICK_RATE)); + + //load FPGA image, slave xfers are disabled while loading + this->enable_gpif(false); + _fx2_ctrl->usrp_load_fpga(b100_fpga_image); + _fx2_ctrl->usrp_fpga_reset(false); //active low reset + _fx2_ctrl->usrp_fpga_reset(true); + + //create the control transport + device_addr_t ctrl_xport_args; + ctrl_xport_args["recv_frame_size"] = boost::lexical_cast<std::string>(CTRL_PACKET_LENGTH); + ctrl_xport_args["num_recv_frames"] = "16"; + ctrl_xport_args["send_frame_size"] = boost::lexical_cast<std::string>(CTRL_PACKET_LENGTH); + ctrl_xport_args["num_send_frames"] = "4"; + + _ctrl_transport = usb_zero_copy::make( + handle, + 4, 8, //interface, endpoint + 3, 4, //interface, endpoint + ctrl_xport_args + ); + while (_ctrl_transport->get_recv_buff(0.0)){} //flush ctrl xport + this->enable_gpif(true); + + //////////////////////////////////////////////////////////////////// + // Initialize FPGA wishbone communication + //////////////////////////////////////////////////////////////////// + _fpga_ctrl = b100_ctrl::make(_ctrl_transport); + _fpga_ctrl->poke32(B100_REG_GLOBAL_RESET, 0); //global fpga reset + //perform a test peek operation + try{ + _fpga_ctrl->peek32(0); + } + //try reset once in the case of failure + catch(const uhd::exception &){ + if (initialization_count > 1) throw; + UHD_MSG(warning) << + "The control endpoint was left in a bad state.\n" + "Attempting endpoint re-enumeration...\n" << std::endl; + _fpga_ctrl.reset(); + _ctrl_transport.reset(); + _fx2_ctrl->usrp_fx2_reset(); + goto b100_impl_constructor_begin; + } + this->check_fpga_compat(); //check after reset and making control + + //////////////////////////////////////////////////////////////////// + // Initialize peripherals after reset + //////////////////////////////////////////////////////////////////// + _fpga_i2c_ctrl = i2c_core_100::make(_fpga_ctrl, B100_REG_SLAVE(3)); + _fpga_spi_ctrl = spi_core_100::make(_fpga_ctrl, B100_REG_SLAVE(2)); + + //////////////////////////////////////////////////////////////////// + // Create data transport + // This happens after FPGA ctrl instantiated so any junk that might + // be in the FPGAs buffers doesn't get pulled into the transport + // before being cleared. + //////////////////////////////////////////////////////////////////// + device_addr_t data_xport_args; + data_xport_args["recv_frame_size"] = device_addr.get("recv_frame_size", "16384"); + data_xport_args["num_recv_frames"] = device_addr.get("num_recv_frames", "16"); + data_xport_args["send_frame_size"] = device_addr.get("send_frame_size", "16384"); + data_xport_args["num_send_frames"] = device_addr.get("num_send_frames", "16"); + + _data_transport = usb_zero_copy::make_wrapper( + usb_zero_copy::make( + handle, // identifier + 2, 6, // IN interface, endpoint + 1, 2, // OUT interface, endpoint + data_xport_args // param hints + ), + B100_MAX_PKT_BYTE_LIMIT + ); + while (_data_transport->get_recv_buff(0.0)){} //flush data xport + + //////////////////////////////////////////////////////////////////// + // Initialize the properties tree + //////////////////////////////////////////////////////////////////// + _tree->create<std::string>("/name").set("B-Series Device"); + const fs_path mb_path = "/mboards/0"; + _tree->create<std::string>(mb_path / "name").set("B100 (B-Hundo)"); + _tree->create<std::string>(mb_path / "load_eeprom") + .subscribe(boost::bind(&fx2_ctrl::usrp_load_eeprom, _fx2_ctrl, _1)); + + //////////////////////////////////////////////////////////////////// + // setup the mboard eeprom + //////////////////////////////////////////////////////////////////// + const mboard_eeprom_t mb_eeprom(*_fx2_ctrl, mboard_eeprom_t::MAP_B100); + _tree->create<mboard_eeprom_t>(mb_path / "eeprom") + .set(mb_eeprom) + .subscribe(boost::bind(&b100_impl::set_mb_eeprom, this, _1)); + + //////////////////////////////////////////////////////////////////// + // create clock control objects + //////////////////////////////////////////////////////////////////// + //^^^ clock created up top, just reg props here... ^^^ + _tree->create<double>(mb_path / "tick_rate") + .publish(boost::bind(&b100_clock_ctrl::get_fpga_clock_rate, _clock_ctrl)) + .subscribe(boost::bind(&b100_impl::update_tick_rate, this, _1)); + + //////////////////////////////////////////////////////////////////// + // create codec control objects + //////////////////////////////////////////////////////////////////// + _codec_ctrl = b100_codec_ctrl::make(_fpga_spi_ctrl); + const fs_path rx_codec_path = mb_path / "rx_codecs/A"; + const fs_path tx_codec_path = mb_path / "tx_codecs/A"; + _tree->create<std::string>(rx_codec_path / "name").set("ad9522"); + _tree->create<meta_range_t>(rx_codec_path / "gains/pga/range").set(b100_codec_ctrl::rx_pga_gain_range); + _tree->create<double>(rx_codec_path / "gains/pga/value") + .coerce(boost::bind(&b100_impl::update_rx_codec_gain, this, _1)); + _tree->create<std::string>(tx_codec_path / "name").set("ad9522"); + _tree->create<meta_range_t>(tx_codec_path / "gains/pga/range").set(b100_codec_ctrl::tx_pga_gain_range); + _tree->create<double>(tx_codec_path / "gains/pga/value") + .subscribe(boost::bind(&b100_codec_ctrl::set_tx_pga_gain, _codec_ctrl, _1)) + .publish(boost::bind(&b100_codec_ctrl::get_tx_pga_gain, _codec_ctrl)); + + //////////////////////////////////////////////////////////////////// + // and do the misc mboard sensors + //////////////////////////////////////////////////////////////////// + _tree->create<sensor_value_t>(mb_path / "sensors/ref_locked") + .publish(boost::bind(&b100_impl::get_ref_locked, this)); + + //////////////////////////////////////////////////////////////////// + // create frontend control objects + //////////////////////////////////////////////////////////////////// + _rx_fe = rx_frontend_core_200::make(_fpga_ctrl, B100_REG_SR_ADDR(B100_SR_RX_FRONT)); + _tx_fe = tx_frontend_core_200::make(_fpga_ctrl, B100_REG_SR_ADDR(B100_SR_TX_FRONT)); + + _tree->create<subdev_spec_t>(mb_path / "rx_subdev_spec") + .subscribe(boost::bind(&b100_impl::update_rx_subdev_spec, this, _1)); + _tree->create<subdev_spec_t>(mb_path / "tx_subdev_spec") + .subscribe(boost::bind(&b100_impl::update_tx_subdev_spec, this, _1)); + + const fs_path rx_fe_path = mb_path / "rx_frontends" / "A"; + const fs_path tx_fe_path = mb_path / "tx_frontends" / "A"; + + _tree->create<std::complex<double> >(rx_fe_path / "dc_offset" / "value") + .coerce(boost::bind(&rx_frontend_core_200::set_dc_offset, _rx_fe, _1)) + .set(std::complex<double>(0.0, 0.0)); + _tree->create<bool>(rx_fe_path / "dc_offset" / "enable") + .subscribe(boost::bind(&rx_frontend_core_200::set_dc_offset_auto, _rx_fe, _1)) + .set(true); + _tree->create<std::complex<double> >(rx_fe_path / "iq_balance" / "value") + .subscribe(boost::bind(&rx_frontend_core_200::set_iq_balance, _rx_fe, _1)) + .set(std::complex<double>(0.0, 0.0)); + _tree->create<std::complex<double> >(tx_fe_path / "dc_offset" / "value") + .coerce(boost::bind(&tx_frontend_core_200::set_dc_offset, _tx_fe, _1)) + .set(std::complex<double>(0.0, 0.0)); + _tree->create<std::complex<double> >(tx_fe_path / "iq_balance" / "value") + .subscribe(boost::bind(&tx_frontend_core_200::set_iq_balance, _tx_fe, _1)) + .set(std::complex<double>(0.0, 0.0)); + + //////////////////////////////////////////////////////////////////// + // create rx dsp control objects + //////////////////////////////////////////////////////////////////// + _rx_dsps.push_back(rx_dsp_core_200::make( + _fpga_ctrl, B100_REG_SR_ADDR(B100_SR_RX_DSP0), B100_REG_SR_ADDR(B100_SR_RX_CTRL0), B100_RX_SID_BASE + 0 + )); + _rx_dsps.push_back(rx_dsp_core_200::make( + _fpga_ctrl, B100_REG_SR_ADDR(B100_SR_RX_DSP1), B100_REG_SR_ADDR(B100_SR_RX_CTRL1), B100_RX_SID_BASE + 1 + )); + for (size_t dspno = 0; dspno < _rx_dsps.size(); dspno++){ + _rx_dsps[dspno]->set_link_rate(B100_LINK_RATE_BPS); + _tree->access<double>(mb_path / "tick_rate") + .subscribe(boost::bind(&rx_dsp_core_200::set_tick_rate, _rx_dsps[dspno], _1)); + fs_path rx_dsp_path = mb_path / str(boost::format("rx_dsps/%u") % dspno); + _tree->create<meta_range_t>(rx_dsp_path / "rate/range") + .publish(boost::bind(&rx_dsp_core_200::get_host_rates, _rx_dsps[dspno])); + _tree->create<double>(rx_dsp_path / "rate/value") + .set(1e6) //some default + .coerce(boost::bind(&rx_dsp_core_200::set_host_rate, _rx_dsps[dspno], _1)) + .subscribe(boost::bind(&b100_impl::update_rx_samp_rate, this, dspno, _1)); + _tree->create<double>(rx_dsp_path / "freq/value") + .coerce(boost::bind(&rx_dsp_core_200::set_freq, _rx_dsps[dspno], _1)); + _tree->create<meta_range_t>(rx_dsp_path / "freq/range") + .publish(boost::bind(&rx_dsp_core_200::get_freq_range, _rx_dsps[dspno])); + _tree->create<stream_cmd_t>(rx_dsp_path / "stream_cmd") + .subscribe(boost::bind(&rx_dsp_core_200::issue_stream_command, _rx_dsps[dspno], _1)); + } + + //////////////////////////////////////////////////////////////////// + // create tx dsp control objects + //////////////////////////////////////////////////////////////////// + _tx_dsp = tx_dsp_core_200::make( + _fpga_ctrl, B100_REG_SR_ADDR(B100_SR_TX_DSP), B100_REG_SR_ADDR(B100_SR_TX_CTRL), B100_TX_ASYNC_SID + ); + _tx_dsp->set_link_rate(B100_LINK_RATE_BPS); + _tree->access<double>(mb_path / "tick_rate") + .subscribe(boost::bind(&tx_dsp_core_200::set_tick_rate, _tx_dsp, _1)); + _tree->create<meta_range_t>(mb_path / "tx_dsps/0/rate/range") + .publish(boost::bind(&tx_dsp_core_200::get_host_rates, _tx_dsp)); + _tree->create<double>(mb_path / "tx_dsps/0/rate/value") + .set(1e6) //some default + .coerce(boost::bind(&tx_dsp_core_200::set_host_rate, _tx_dsp, _1)) + .subscribe(boost::bind(&b100_impl::update_tx_samp_rate, this, 0, _1)); + _tree->create<double>(mb_path / "tx_dsps/0/freq/value") + .coerce(boost::bind(&tx_dsp_core_200::set_freq, _tx_dsp, _1)); + _tree->create<meta_range_t>(mb_path / "tx_dsps/0/freq/range") + .publish(boost::bind(&tx_dsp_core_200::get_freq_range, _tx_dsp)); + + //////////////////////////////////////////////////////////////////// + // create time control objects + //////////////////////////////////////////////////////////////////// + time64_core_200::readback_bases_type time64_rb_bases; + time64_rb_bases.rb_hi_now = B100_REG_RB_TIME_NOW_HI; + time64_rb_bases.rb_lo_now = B100_REG_RB_TIME_NOW_LO; + time64_rb_bases.rb_hi_pps = B100_REG_RB_TIME_PPS_HI; + time64_rb_bases.rb_lo_pps = B100_REG_RB_TIME_PPS_LO; + _time64 = time64_core_200::make( + _fpga_ctrl, B100_REG_SR_ADDR(B100_SR_TIME64), time64_rb_bases + ); + _tree->access<double>(mb_path / "tick_rate") + .subscribe(boost::bind(&time64_core_200::set_tick_rate, _time64, _1)); + _tree->create<time_spec_t>(mb_path / "time/now") + .publish(boost::bind(&time64_core_200::get_time_now, _time64)) + .subscribe(boost::bind(&time64_core_200::set_time_now, _time64, _1)); + _tree->create<time_spec_t>(mb_path / "time/pps") + .publish(boost::bind(&time64_core_200::get_time_last_pps, _time64)) + .subscribe(boost::bind(&time64_core_200::set_time_next_pps, _time64, _1)); + //setup time source props + _tree->create<std::string>(mb_path / "time_source/value") + .subscribe(boost::bind(&time64_core_200::set_time_source, _time64, _1)); + _tree->create<std::vector<std::string> >(mb_path / "time_source/options") + .publish(boost::bind(&time64_core_200::get_time_sources, _time64)); + //setup reference source props + _tree->create<std::string>(mb_path / "clock_source/value") + .subscribe(boost::bind(&b100_impl::update_clock_source, this, _1)); + static const std::vector<std::string> clock_sources = boost::assign::list_of("internal")("external")("auto"); + _tree->create<std::vector<std::string> >(mb_path / "clock_source/options").set(clock_sources); + + //////////////////////////////////////////////////////////////////// + // create user-defined control objects + //////////////////////////////////////////////////////////////////// + _user = user_settings_core_200::make(_fpga_ctrl, B100_REG_SR_ADDR(B100_SR_USER_REGS)); + _tree->create<user_settings_core_200::user_reg_t>(mb_path / "user/regs") + .subscribe(boost::bind(&user_settings_core_200::set_reg, _user, _1)); + + //////////////////////////////////////////////////////////////////// + // create dboard control objects + //////////////////////////////////////////////////////////////////// + + //read the dboard eeprom to extract the dboard ids + dboard_eeprom_t rx_db_eeprom, tx_db_eeprom, gdb_eeprom; + rx_db_eeprom.load(*_fpga_i2c_ctrl, I2C_ADDR_RX_A); + tx_db_eeprom.load(*_fpga_i2c_ctrl, I2C_ADDR_TX_A); + gdb_eeprom.load(*_fpga_i2c_ctrl, I2C_ADDR_TX_A ^ 5); + + //create the properties and register subscribers + _tree->create<dboard_eeprom_t>(mb_path / "dboards/A/rx_eeprom") + .set(rx_db_eeprom) + .subscribe(boost::bind(&b100_impl::set_db_eeprom, this, "rx", _1)); + _tree->create<dboard_eeprom_t>(mb_path / "dboards/A/tx_eeprom") + .set(tx_db_eeprom) + .subscribe(boost::bind(&b100_impl::set_db_eeprom, this, "tx", _1)); + _tree->create<dboard_eeprom_t>(mb_path / "dboards/A/gdb_eeprom") + .set(gdb_eeprom) + .subscribe(boost::bind(&b100_impl::set_db_eeprom, this, "gdb", _1)); + + //create a new dboard interface and manager + _dboard_iface = make_b100_dboard_iface(_fpga_ctrl, _fpga_i2c_ctrl, _fpga_spi_ctrl, _clock_ctrl, _codec_ctrl); + _tree->create<dboard_iface::sptr>(mb_path / "dboards/A/iface").set(_dboard_iface); + _dboard_manager = dboard_manager::make( + rx_db_eeprom.id, tx_db_eeprom.id, gdb_eeprom.id, + _dboard_iface, _tree->subtree(mb_path / "dboards/A") + ); + + //bind frontend corrections to the dboard freq props + const fs_path db_tx_fe_path = mb_path / "dboards" / "A" / "tx_frontends"; + BOOST_FOREACH(const std::string &name, _tree->list(db_tx_fe_path)){ + _tree->access<double>(db_tx_fe_path / name / "freq" / "value") + .subscribe(boost::bind(&b100_impl::set_tx_fe_corrections, this, _1)); + } + const fs_path db_rx_fe_path = mb_path / "dboards" / "A" / "rx_frontends"; + BOOST_FOREACH(const std::string &name, _tree->list(db_rx_fe_path)){ + _tree->access<double>(db_rx_fe_path / name / "freq" / "value") + .subscribe(boost::bind(&b100_impl::set_rx_fe_corrections, this, _1)); + } + + //initialize io handling + this->io_init(); + + //////////////////////////////////////////////////////////////////// + // do some post-init tasks + //////////////////////////////////////////////////////////////////// + this->update_rates(); + + _tree->access<double>(mb_path / "tick_rate") //now subscribe the clock rate setter + .subscribe(boost::bind(&b100_clock_ctrl::set_fpga_clock_rate, _clock_ctrl, _1)); + + //reset cordic rates and their properties to zero + BOOST_FOREACH(const std::string &name, _tree->list(mb_path / "rx_dsps")){ + _tree->access<double>(mb_path / "rx_dsps" / name / "freq" / "value").set(0.0); + } + BOOST_FOREACH(const std::string &name, _tree->list(mb_path / "tx_dsps")){ + _tree->access<double>(mb_path / "tx_dsps" / name / "freq" / "value").set(0.0); + } + + _tree->access<subdev_spec_t>(mb_path / "rx_subdev_spec").set(subdev_spec_t("A:" + _tree->list(mb_path / "dboards/A/rx_frontends").at(0))); + _tree->access<subdev_spec_t>(mb_path / "tx_subdev_spec").set(subdev_spec_t("A:" + _tree->list(mb_path / "dboards/A/tx_frontends").at(0))); + _tree->access<std::string>(mb_path / "clock_source/value").set("internal"); + _tree->access<std::string>(mb_path / "time_source/value").set("none"); +} + +b100_impl::~b100_impl(void){ + //set an empty async callback now that we deconstruct + _fpga_ctrl->set_async_cb(b100_ctrl::async_cb_type()); +} + +void b100_impl::check_fw_compat(void){ + unsigned char data[4]; //useless data buffer + const boost::uint16_t fw_compat_num = _fx2_ctrl->usrp_control_read( + VRQ_FW_COMPAT, 0, 0, data, sizeof(data) + ); + if (fw_compat_num != B100_FW_COMPAT_NUM){ + throw uhd::runtime_error(str(boost::format( + "Expected firmware compatibility number 0x%x, but got 0x%x:\n" + "The firmware build is not compatible with the host code build." + ) % B100_FW_COMPAT_NUM % fw_compat_num)); + } +} + +void b100_impl::check_fpga_compat(void){ + const boost::uint32_t fpga_compat_num = _fpga_ctrl->peek32(B100_REG_RB_COMPAT); + boost::uint16_t fpga_major = fpga_compat_num >> 16, fpga_minor = fpga_compat_num & 0xffff; + if (fpga_major == 0){ //old version scheme + fpga_major = fpga_minor; + fpga_minor = 0; + } + if (fpga_major != B100_FPGA_COMPAT_NUM){ + throw uhd::runtime_error(str(boost::format( + "Expected FPGA compatibility number %d, but got %d:\n" + "The FPGA build is not compatible with the host code build." + ) % int(B100_FPGA_COMPAT_NUM) % fpga_major)); + } + _tree->create<std::string>("/mboards/0/fpga_version").set(str(boost::format("%u.%u") % fpga_major % fpga_minor)); +} + +double b100_impl::update_rx_codec_gain(const double gain){ + //set gain on both I and Q, readback on one + //TODO in the future, gains should have individual control + _codec_ctrl->set_rx_pga_gain(gain, 'A'); + _codec_ctrl->set_rx_pga_gain(gain, 'B'); + return _codec_ctrl->get_rx_pga_gain('A'); +} + +void b100_impl::set_mb_eeprom(const uhd::usrp::mboard_eeprom_t &mb_eeprom){ + mb_eeprom.commit(*_fx2_ctrl, mboard_eeprom_t::MAP_B100); +} + +void b100_impl::set_db_eeprom(const std::string &type, const uhd::usrp::dboard_eeprom_t &db_eeprom){ + if (type == "rx") db_eeprom.store(*_fpga_i2c_ctrl, I2C_ADDR_RX_A); + if (type == "tx") db_eeprom.store(*_fpga_i2c_ctrl, I2C_ADDR_TX_A); + if (type == "gdb") db_eeprom.store(*_fpga_i2c_ctrl, I2C_ADDR_TX_A ^ 5); +} + +void b100_impl::update_clock_source(const std::string &source){ + if (source == "auto") _clock_ctrl->use_auto_ref(); + else if (source == "internal") _clock_ctrl->use_internal_ref(); + else if (source == "external") _clock_ctrl->use_external_ref(); + else throw uhd::runtime_error("unhandled clock configuration reference source: " + source); +} + +////////////////// some GPIF preparation related stuff ///////////////// +void b100_impl::enable_gpif(const bool en) { + _fx2_ctrl->usrp_control_write(VRQ_ENABLE_GPIF, en ? 1 : 0, 0, 0, 0); +} + +void b100_impl::clear_fpga_fifo(void) { + _fx2_ctrl->usrp_control_write(VRQ_CLEAR_FPGA_FIFO, 0, 0, 0, 0); +} + +sensor_value_t b100_impl::get_ref_locked(void){ + const bool lock = _clock_ctrl->get_locked(); + return sensor_value_t("Ref", lock, "locked", "unlocked"); +} + +void b100_impl::set_rx_fe_corrections(const double lo_freq){ + apply_rx_fe_corrections(this->get_tree()->subtree("/mboards/0"), "A", lo_freq); +} + +void b100_impl::set_tx_fe_corrections(const double lo_freq){ + apply_tx_fe_corrections(this->get_tree()->subtree("/mboards/0"), "A", lo_freq); +} diff --git a/host/lib/usrp/b100/b100_impl.hpp b/host/lib/usrp/b100/b100_impl.hpp new file mode 100644 index 000000000..eab9c750b --- /dev/null +++ b/host/lib/usrp/b100/b100_impl.hpp @@ -0,0 +1,134 @@ +// +// Copyright 2011-2012 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#ifndef INCLUDED_B100_IMPL_HPP +#define INCLUDED_B100_IMPL_HPP + +#include "fx2_ctrl.hpp" +#include "b100_ctrl.hpp" +#include "clock_ctrl.hpp" +#include "codec_ctrl.hpp" +#include "spi_core_100.hpp" +#include "i2c_core_100.hpp" +#include "rx_frontend_core_200.hpp" +#include "tx_frontend_core_200.hpp" +#include "rx_dsp_core_200.hpp" +#include "tx_dsp_core_200.hpp" +#include "time64_core_200.hpp" +#include "user_settings_core_200.hpp" +#include <uhd/device.hpp> +#include <uhd/property_tree.hpp> +#include <uhd/utils/pimpl.hpp> +#include <uhd/types/dict.hpp> +#include <uhd/types/sensors.hpp> +#include <uhd/types/clock_config.hpp> +#include <uhd/types/stream_cmd.hpp> +#include <uhd/usrp/mboard_eeprom.hpp> +#include <uhd/usrp/subdev_spec.hpp> +#include <uhd/usrp/dboard_eeprom.hpp> +#include <uhd/usrp/dboard_manager.hpp> +#include <uhd/transport/usb_zero_copy.hpp> +#include <boost/weak_ptr.hpp> + +static const double B100_LINK_RATE_BPS = 256e6/5; //pratical link rate (< 480 Mbps) +static const std::string B100_FW_FILE_NAME = "usrp_b100_fw.ihx"; +static const std::string B100_FPGA_FILE_NAME = "usrp_b100_fpga.bin"; +static const boost::uint16_t B100_FW_COMPAT_NUM = 0x03; +static const boost::uint16_t B100_FPGA_COMPAT_NUM = 0x09; +static const boost::uint32_t B100_RX_SID_BASE = 2; +static const boost::uint32_t B100_TX_ASYNC_SID = 1; +static const double B100_DEFAULT_TICK_RATE = 64e6; +static const size_t B100_MAX_PKT_BYTE_LIMIT = 2048; + +//! Make a b100 dboard interface +uhd::usrp::dboard_iface::sptr make_b100_dboard_iface( + wb_iface::sptr wb_iface, + uhd::i2c_iface::sptr i2c_iface, + uhd::spi_iface::sptr spi_iface, + b100_clock_ctrl::sptr clock, + b100_codec_ctrl::sptr codec +); + +//! Implementation guts +class b100_impl : public uhd::device { +public: + //structors + b100_impl(const uhd::device_addr_t &); + ~b100_impl(void); + + //the io interface + uhd::rx_streamer::sptr get_rx_stream(const uhd::stream_args_t &args); + uhd::tx_streamer::sptr get_tx_stream(const uhd::stream_args_t &args); + bool recv_async_msg(uhd::async_metadata_t &, double); + +private: + uhd::property_tree::sptr _tree; + + //controllers + spi_core_100::sptr _fpga_spi_ctrl; + i2c_core_100::sptr _fpga_i2c_ctrl; + rx_frontend_core_200::sptr _rx_fe; + tx_frontend_core_200::sptr _tx_fe; + std::vector<rx_dsp_core_200::sptr> _rx_dsps; + tx_dsp_core_200::sptr _tx_dsp; + time64_core_200::sptr _time64; + user_settings_core_200::sptr _user; + b100_clock_ctrl::sptr _clock_ctrl; + b100_codec_ctrl::sptr _codec_ctrl; + b100_ctrl::sptr _fpga_ctrl; + uhd::usrp::fx2_ctrl::sptr _fx2_ctrl; + + //transports + uhd::transport::zero_copy_if::sptr _data_transport, _ctrl_transport; + + //dboard stuff + uhd::usrp::dboard_manager::sptr _dboard_manager; + uhd::usrp::dboard_iface::sptr _dboard_iface; + + //handle io stuff + UHD_PIMPL_DECL(io_impl) _io_impl; + void io_init(void); + + //device properties interface + uhd::property_tree::sptr get_tree(void) const{ + return _tree; + } + + std::vector<boost::weak_ptr<uhd::rx_streamer> > _rx_streamers; + std::vector<boost::weak_ptr<uhd::tx_streamer> > _tx_streamers; + + void check_fw_compat(void); + void check_fpga_compat(void); + double update_rx_codec_gain(const double); //sets A and B at once + void set_mb_eeprom(const uhd::usrp::mboard_eeprom_t &); + void set_db_eeprom(const std::string &, const uhd::usrp::dboard_eeprom_t &); + void update_tick_rate(const double rate); + void update_rx_samp_rate(const size_t, const double rate); + void update_tx_samp_rate(const size_t, const double rate); + void update_rates(void); + void update_rx_subdev_spec(const uhd::usrp::subdev_spec_t &); + void update_tx_subdev_spec(const uhd::usrp::subdev_spec_t &); + void update_clock_source(const std::string &); + void enable_gpif(const bool); + void clear_fpga_fifo(void); + void handle_async_message(uhd::transport::managed_recv_buffer::sptr); + uhd::sensor_value_t get_ref_locked(void); + void set_rx_fe_corrections(const double); + void set_tx_fe_corrections(const double); +}; + +#endif /* INCLUDED_b100_IMPL_HPP */ diff --git a/host/lib/usrp/b100/b100_regs.hpp b/host/lib/usrp/b100/b100_regs.hpp new file mode 100644 index 000000000..987a09f03 --- /dev/null +++ b/host/lib/usrp/b100/b100_regs.hpp @@ -0,0 +1,123 @@ +// +// Copyright 2010-2012 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +//////////////////////////////////////////////////////////////// +// +// Memory map for wishbone bus +// +//////////////////////////////////////////////////////////////// + +// All addresses are byte addresses. All accesses are word (16-bit) accesses. +// This means that address bit 0 is usually 0. +// There are 11 bits of address for the control. + +#ifndef INCLUDED_B100_REGS_HPP +#define INCLUDED_B100_REGS_HPP + +///////////////////////////////////////////////////// +// Slave pointers + +#define B100_REG_SLAVE(n) ((n)<<7) + +///////////////////////////////////////////////////// +// Slave 0 -- Misc Regs + +#define B100_REG_MISC_BASE B100_REG_SLAVE(0) + +#define B100_REG_MISC_LED B100_REG_MISC_BASE + 0 +#define B100_REG_MISC_SW B100_REG_MISC_BASE + 2 +#define B100_REG_MISC_CGEN_CTRL B100_REG_MISC_BASE + 4 +#define B100_REG_MISC_CGEN_ST B100_REG_MISC_BASE + 6 + +///////////////////////////////////////////////////// +// Slave 1 -- UART +// CLKDIV is 16 bits, others are only 8 + +#define B100_REG_UART_BASE B100_REG_SLAVE(1) + +#define B100_REG_UART_CLKDIV B100_REG_UART_BASE + 0 +#define B100_REG_UART_TXLEVEL B100_REG_UART_BASE + 2 +#define B100_REG_UART_RXLEVEL B100_REG_UART_BASE + 4 +#define B100_REG_UART_TXCHAR B100_REG_UART_BASE + 6 +#define B100_REG_UART_RXCHAR B100_REG_UART_BASE + 8 + +///////////////////////////////////////////////////// +// Slave 2 -- SPI Core +//these are 32-bit registers mapped onto the 16-bit Wishbone bus. +//Using peek32/poke32 should allow transparent use of these registers. +#define B100_REG_SPI_BASE B100_REG_SLAVE(2) + +//spi slave constants +#define B100_SPI_SS_AD9862 (1 << 2) +#define B100_SPI_SS_TX_DB (1 << 1) +#define B100_SPI_SS_RX_DB (1 << 0) + +//////////////////////////////////////////////// +// Slave 3 -- I2C Core + +#define B100_REG_I2C_BASE B100_REG_SLAVE(3) + +/////////////////////////////////////////////////// +// Slave 7 -- Readback Mux 32 + +#define B100_REG_RB_MUX_32_BASE B100_REG_SLAVE(7) + +#define B100_REG_RB_TIME_NOW_HI B100_REG_RB_MUX_32_BASE + 0 +#define B100_REG_RB_TIME_NOW_LO B100_REG_RB_MUX_32_BASE + 4 +#define B100_REG_RB_TIME_PPS_HI B100_REG_RB_MUX_32_BASE + 8 +#define B100_REG_RB_TIME_PPS_LO B100_REG_RB_MUX_32_BASE + 12 +#define B100_REG_RB_MISC_TEST32 B100_REG_RB_MUX_32_BASE + 16 +#define B100_REG_RB_COMPAT B100_REG_RB_MUX_32_BASE + 24 +#define B100_REG_RB_GPIO B100_REG_RB_MUX_32_BASE + 28 + +//////////////////////////////////////////////////// +// Slaves 8 & 9 -- Settings Bus +// +// Output-only, no readback, 64 registers total +// Each register must be written 32 bits at a time +// First the address xxx_xx00 and then xxx_xx10 +// 64 total regs in address space +#define B100_SR_RX_CTRL0 0 // 9 regs (+0 to +8) +#define B100_SR_RX_DSP0 10 // 4 regs (+0 to +3) +#define B100_SR_RX_CTRL1 16 // 9 regs (+0 to +8) +#define B100_SR_RX_DSP1 26 // 4 regs (+0 to +3) +#define B100_SR_TX_CTRL 32 // 4 regs (+0 to +3) +#define B100_SR_TX_DSP 38 // 3 regs (+0 to +2) + +#define B100_SR_TIME64 42 // 6 regs (+0 to +5) +#define B100_SR_RX_FRONT 48 // 5 regs (+0 to +4) +#define B100_SR_TX_FRONT 54 // 5 regs (+0 to +4) + +#define B100_SR_REG_TEST32 60 // 1 reg +#define B100_SR_CLEAR_FIFO 61 // 1 reg +#define B100_SR_GLOBAL_RESET 63 // 1 reg +#define B100_SR_USER_REGS 64 // 2 regs + +#define B100_SR_GPIO 128 + +#define B100_REG_SR_ADDR(n) (B100_REG_SLAVE(8) + (4*(n))) + +#define B100_REG_SR_MISC_TEST32 B100_REG_SR_ADDR(B100_SR_REG_TEST32) + +///////////////////////////////////////////////// +// Magic reset regs +//////////////////////////////////////////////// +#define B100_REG_CLEAR_FIFO B100_REG_SR_ADDR(B100_SR_CLEAR_FIFO) +#define B100_REG_GLOBAL_RESET B100_REG_SR_ADDR(B100_SR_GLOBAL_RESET) + +#endif + diff --git a/host/lib/usrp/b100/clock_ctrl.cpp b/host/lib/usrp/b100/clock_ctrl.cpp new file mode 100644 index 000000000..cbe6c40a0 --- /dev/null +++ b/host/lib/usrp/b100/clock_ctrl.cpp @@ -0,0 +1,536 @@ +// +// Copyright 2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include "clock_ctrl.hpp" +#include "ad9522_regs.hpp" +#include <uhd/utils/log.hpp> +#include <uhd/utils/msg.hpp> +#include <uhd/exception.hpp> +#include <uhd/utils/assert_has.hpp> +#include <uhd/utils/safe_call.hpp> +#include <boost/cstdint.hpp> +#include "b100_regs.hpp" //spi slave constants +#include <boost/assign/list_of.hpp> +#include <boost/foreach.hpp> +#include <boost/format.hpp> +#include <boost/thread/thread.hpp> +#include <boost/math/common_factor_rt.hpp> //gcd +#include <algorithm> +#include <utility> + +using namespace uhd; + +/*********************************************************************** + * Constants + **********************************************************************/ +static const bool ENABLE_THE_TEST_OUT = true; +static const double REFERENCE_INPUT_RATE = 10e6; + +/*********************************************************************** + * Helpers + **********************************************************************/ +template <typename div_type, typename bypass_type> static void set_clock_divider( + size_t divider, div_type &low, div_type &high, bypass_type &bypass +){ + high = divider/2 - 1; + low = divider - high - 2; + bypass = (divider == 1)? 1 : 0; +} + +/*********************************************************************** + * Clock rate calculation stuff: + * Using the internal VCO between 1400 and 1800 MHz + **********************************************************************/ +struct clock_settings_type{ + size_t ref_clock_doubler, r_counter, a_counter, b_counter, prescaler, vco_divider, chan_divider; + size_t get_n_counter(void) const{return prescaler * b_counter + a_counter;} + double get_ref_rate(void) const{return REFERENCE_INPUT_RATE * ref_clock_doubler;} + double get_vco_rate(void) const{return get_ref_rate()/r_counter * get_n_counter();} + double get_chan_rate(void) const{return get_vco_rate()/vco_divider;} + double get_out_rate(void) const{return get_chan_rate()/chan_divider;} + std::string to_pp_string(void) const{ + return str(boost::format( + " r_counter: %d\n" + " a_counter: %d\n" + " b_counter: %d\n" + " prescaler: %d\n" + " vco_divider: %d\n" + " chan_divider: %d\n" + " vco_rate: %fMHz\n" + " chan_rate: %fMHz\n" + " out_rate: %fMHz\n" + ) + % r_counter + % a_counter + % b_counter + % prescaler + % vco_divider + % chan_divider + % (get_vco_rate()/1e6) + % (get_chan_rate()/1e6) + % (get_out_rate()/1e6) + ); + } +}; + +//! gives the greatest divisor of num between 1 and max inclusive +template<typename T> static inline T greatest_divisor(T num, T max){ + for (T i = max; i > 1; i--) if (num%i == 0) return i; return 1; +} + +//! gives the least divisor of num between min and num exclusive +template<typename T> static inline T least_divisor(T num, T min){ + for (T i = min; i < num; i++) if (num%i == 0) return i; return 1; +} + +static clock_settings_type get_clock_settings(double rate){ + clock_settings_type cs; + cs.ref_clock_doubler = 2; //always doubling + cs.prescaler = 8; //set to 8 when input is under 2400 MHz + + //basic formulas used below: + //out_rate*X = ref_rate*Y + //X = i*ref_rate/gcd + //Y = i*out_rate/gcd + //X = chan_div * vco_div * R + //Y = P*B + A + + const boost::uint64_t out_rate = boost::uint64_t(rate); + const boost::uint64_t ref_rate = boost::uint64_t(cs.get_ref_rate()); + const size_t gcd = size_t(boost::math::gcd(ref_rate, out_rate)); + + for (size_t i = 1; i <= 100; i++){ + const size_t X = i*ref_rate/gcd; + const size_t Y = i*out_rate/gcd; + + //determine A and B (P is fixed) + cs.b_counter = Y/cs.prescaler; + cs.a_counter = Y - cs.b_counter*cs.prescaler; + + static const double vco_bound_pad = 100e6; + for ( //calculate an r divider that fits into the bounds of the vco + cs.r_counter = size_t(cs.get_n_counter()*cs.get_ref_rate()/(1800e6 - vco_bound_pad)); + cs.r_counter <= size_t(cs.get_n_counter()*cs.get_ref_rate()/(1400e6 + vco_bound_pad)) + and cs.r_counter > 0; cs.r_counter++ + ){ + + //determine chan_div and vco_div + //and fill in that order of preference + cs.chan_divider = greatest_divisor<size_t>(X/cs.r_counter, 32); + cs.vco_divider = greatest_divisor<size_t>(X/cs.chan_divider/cs.r_counter, 6); + + //avoid a vco divider of 1 (if possible) + if (cs.vco_divider == 1){ + cs.vco_divider = least_divisor<size_t>(cs.chan_divider, 2); + cs.chan_divider /= cs.vco_divider; + } + + UHD_LOGV(always) + << "gcd " << gcd << std::endl + << "X " << X << std::endl + << "Y " << Y << std::endl + << cs.to_pp_string() << std::endl + ; + + //filter limits on the counters + if (cs.vco_divider == 1) continue; + if (cs.r_counter >= (1<<14)) continue; + if (cs.b_counter == 2) continue; + if (cs.b_counter == 1 and cs.a_counter != 0) continue; + if (cs.b_counter >= (1<<13)) continue; + if (cs.a_counter >= (1<<6)) continue; + if (cs.get_vco_rate() > 1800e6 - vco_bound_pad) continue; + if (cs.get_vco_rate() < 1400e6 + vco_bound_pad) continue; + if (cs.get_out_rate() != rate) continue; + + UHD_MSG(status) << "USRP-B100 clock control: " << i << std::endl << cs.to_pp_string() << std::endl; + return cs; + } + } + + throw uhd::value_error(str(boost::format( + "USRP-B100 clock control: could not calculate settings for clock rate %fMHz" + ) % (rate/1e6))); +} + +/*********************************************************************** + * Clock Control Implementation + **********************************************************************/ +class b100_clock_ctrl_impl : public b100_clock_ctrl{ +public: + b100_clock_ctrl_impl(i2c_iface::sptr iface, double master_clock_rate){ + _iface = iface; + _chan_rate = 0.0; + _out_rate = 0.0; + + //perform soft-reset + _ad9522_regs.soft_reset = 1; + this->send_reg(0x000); + this->latch_regs(); + _ad9522_regs.soft_reset = 0; + + //init the clock gen registers + _ad9522_regs.sdo_active = ad9522_regs_t::SDO_ACTIVE_SDO_SDIO; + _ad9522_regs.enb_stat_eeprom_at_stat_pin = 0; //use status pin + _ad9522_regs.status_pin_control = 0x1; //n divider + _ad9522_regs.ld_pin_control = 0x00; //dld + _ad9522_regs.refmon_pin_control = 0x12; //show ref2 + _ad9522_regs.lock_detect_counter = ad9522_regs_t::LOCK_DETECT_COUNTER_16CYC; + + this->use_internal_ref(); + + this->set_fpga_clock_rate(master_clock_rate); //initialize to something + + this->enable_fpga_clock(true); + this->enable_test_clock(ENABLE_THE_TEST_OUT); + this->enable_rx_dboard_clock(false); + this->enable_tx_dboard_clock(false); + } + + ~b100_clock_ctrl_impl(void){ + UHD_SAFE_CALL( + this->enable_test_clock(ENABLE_THE_TEST_OUT); + this->enable_rx_dboard_clock(false); + this->enable_tx_dboard_clock(false); + //this->enable_fpga_clock(false); //FIXME + ) + } + + /*********************************************************************** + * Clock rate control: + * - set clock rate w/ internal VCO + * - set clock rate w/ external VCXO + **********************************************************************/ + void set_clock_settings_with_internal_vco(double rate){ + const clock_settings_type cs = get_clock_settings(rate); + + //set the rates to private variables so the implementation knows! + _chan_rate = cs.get_chan_rate(); + _out_rate = cs.get_out_rate(); + + _ad9522_regs.enable_clock_doubler = (cs.ref_clock_doubler == 2)? 1 : 0; + + _ad9522_regs.set_r_counter(cs.r_counter); + _ad9522_regs.a_counter = cs.a_counter; + _ad9522_regs.set_b_counter(cs.b_counter); + UHD_ASSERT_THROW(cs.prescaler == 8); //assumes this below: + _ad9522_regs.prescaler_p = ad9522_regs_t::PRESCALER_P_DIV8_9; + + _ad9522_regs.pll_power_down = ad9522_regs_t::PLL_POWER_DOWN_NORMAL; + _ad9522_regs.cp_current = ad9522_regs_t::CP_CURRENT_1_2MA; + + _ad9522_regs.bypass_vco_divider = 0; + switch(cs.vco_divider){ + case 1: _ad9522_regs.vco_divider = ad9522_regs_t::VCO_DIVIDER_DIV1; break; + case 2: _ad9522_regs.vco_divider = ad9522_regs_t::VCO_DIVIDER_DIV2; break; + case 3: _ad9522_regs.vco_divider = ad9522_regs_t::VCO_DIVIDER_DIV3; break; + case 4: _ad9522_regs.vco_divider = ad9522_regs_t::VCO_DIVIDER_DIV4; break; + case 5: _ad9522_regs.vco_divider = ad9522_regs_t::VCO_DIVIDER_DIV5; break; + case 6: _ad9522_regs.vco_divider = ad9522_regs_t::VCO_DIVIDER_DIV6; break; + } + _ad9522_regs.select_vco_or_clock = ad9522_regs_t::SELECT_VCO_OR_CLOCK_VCO; + + //setup fpga master clock + _ad9522_regs.out0_format = ad9522_regs_t::OUT0_FORMAT_LVDS; + set_clock_divider(cs.chan_divider, + _ad9522_regs.divider0_low_cycles, + _ad9522_regs.divider0_high_cycles, + _ad9522_regs.divider0_bypass + ); + + //setup codec clock + _ad9522_regs.out3_format = ad9522_regs_t::OUT3_FORMAT_LVDS; + set_clock_divider(cs.chan_divider, + _ad9522_regs.divider1_low_cycles, + _ad9522_regs.divider1_high_cycles, + _ad9522_regs.divider1_bypass + ); + + this->send_all_regs(); + calibrate_now(); + } + + void set_clock_settings_with_external_vcxo(double rate){ + //set the rates to private variables so the implementation knows! + _chan_rate = rate; + _out_rate = rate; + + _ad9522_regs.enable_clock_doubler = 1; //doubler always on + const double ref_rate = REFERENCE_INPUT_RATE*2; + + //bypass prescaler such that N = B + long gcd = boost::math::gcd(long(ref_rate), long(rate)); + _ad9522_regs.set_r_counter(int(ref_rate/gcd)); + _ad9522_regs.a_counter = 0; + _ad9522_regs.set_b_counter(int(rate/gcd)); + _ad9522_regs.prescaler_p = ad9522_regs_t::PRESCALER_P_DIV1; + + //setup external vcxo + _ad9522_regs.pll_power_down = ad9522_regs_t::PLL_POWER_DOWN_NORMAL; + _ad9522_regs.cp_current = ad9522_regs_t::CP_CURRENT_1_2MA; + _ad9522_regs.bypass_vco_divider = 1; + _ad9522_regs.select_vco_or_clock = ad9522_regs_t::SELECT_VCO_OR_CLOCK_EXTERNAL; + + //setup fpga master clock + _ad9522_regs.out0_format = ad9522_regs_t::OUT0_FORMAT_LVDS; + _ad9522_regs.divider0_bypass = 1; + + //setup codec clock + _ad9522_regs.out3_format = ad9522_regs_t::OUT3_FORMAT_LVDS; + _ad9522_regs.divider1_bypass = 1; + + this->send_all_regs(); + } + + void set_fpga_clock_rate(double rate){ + if (_out_rate == rate) return; + if (rate == 61.44e6) set_clock_settings_with_external_vcxo(rate); + else set_clock_settings_with_internal_vco(rate); + //clock rate changed! update dboard clocks and FPGA ticks per second + set_rx_dboard_clock_rate(rate); + set_tx_dboard_clock_rate(rate); + } + + double get_fpga_clock_rate(void){ + return this->_out_rate; + } + + /*********************************************************************** + * FPGA clock enable + **********************************************************************/ + void enable_fpga_clock(bool enb){ + _ad9522_regs.out0_format = ad9522_regs_t::OUT0_FORMAT_LVDS; + _ad9522_regs.out0_lvds_power_down = !enb; + this->send_reg(0x0F0); + this->latch_regs(); + } + + /*********************************************************************** + * Special test clock output + **********************************************************************/ + void enable_test_clock(bool enb){ + //setup test clock (same divider as codec clock) + _ad9522_regs.out4_format = ad9522_regs_t::OUT4_FORMAT_CMOS; + _ad9522_regs.out4_cmos_configuration = (enb)? + ad9522_regs_t::OUT4_CMOS_CONFIGURATION_A_ON : + ad9522_regs_t::OUT4_CMOS_CONFIGURATION_OFF; + this->send_reg(0x0F4); + this->latch_regs(); + } + + /*********************************************************************** + * RX Dboard Clock Control (output 9, divider 3) + **********************************************************************/ + void enable_rx_dboard_clock(bool enb){ + _ad9522_regs.out9_format = ad9522_regs_t::OUT9_FORMAT_LVDS; + _ad9522_regs.out9_lvds_power_down = !enb; + this->send_reg(0x0F9); + this->latch_regs(); + } + + std::vector<double> get_rx_dboard_clock_rates(void){ + std::vector<double> rates; + for(size_t div = 1; div <= 16+16; div++) + rates.push_back(this->_chan_rate/div); + return rates; + } + + void set_rx_dboard_clock_rate(double rate){ + assert_has(get_rx_dboard_clock_rates(), rate, "rx dboard clock rate"); + _rx_clock_rate = rate; + size_t divider = size_t(this->_chan_rate/rate); + //set the divider registers + set_clock_divider(divider, + _ad9522_regs.divider3_low_cycles, + _ad9522_regs.divider3_high_cycles, + _ad9522_regs.divider3_bypass + ); + this->send_reg(0x199); + this->send_reg(0x19a); + this->soft_sync(); + } + + double get_rx_clock_rate(void){ + return _rx_clock_rate; + } + + /*********************************************************************** + * TX Dboard Clock Control (output 6, divider 2) + **********************************************************************/ + void enable_tx_dboard_clock(bool enb){ + _ad9522_regs.out6_format = ad9522_regs_t::OUT6_FORMAT_LVDS; + _ad9522_regs.out6_lvds_power_down = !enb; + this->send_reg(0x0F6); + this->latch_regs(); + } + + std::vector<double> get_tx_dboard_clock_rates(void){ + return get_rx_dboard_clock_rates(); //same master clock, same dividers... + } + + void set_tx_dboard_clock_rate(double rate){ + assert_has(get_tx_dboard_clock_rates(), rate, "tx dboard clock rate"); + _tx_clock_rate = rate; + size_t divider = size_t(this->_chan_rate/rate); + //set the divider registers + set_clock_divider(divider, + _ad9522_regs.divider2_low_cycles, + _ad9522_regs.divider2_high_cycles, + _ad9522_regs.divider2_bypass + ); + this->send_reg(0x196); + this->send_reg(0x197); + this->soft_sync(); + } + + double get_tx_clock_rate(void){ + return _tx_clock_rate; + } + + /*********************************************************************** + * Clock reference control + **********************************************************************/ + void use_internal_ref(void) { + _ad9522_regs.enable_ref2 = 1; + _ad9522_regs.enable_ref1 = 0; + _ad9522_regs.select_ref = ad9522_regs_t::SELECT_REF_REF2; + _ad9522_regs.enb_auto_ref_switchover = ad9522_regs_t::ENB_AUTO_REF_SWITCHOVER_MANUAL; + this->send_reg(0x01C); + this->latch_regs(); + } + + void use_external_ref(void) { + _ad9522_regs.enable_ref2 = 0; + _ad9522_regs.enable_ref1 = 1; + _ad9522_regs.select_ref = ad9522_regs_t::SELECT_REF_REF1; + _ad9522_regs.enb_auto_ref_switchover = ad9522_regs_t::ENB_AUTO_REF_SWITCHOVER_MANUAL; + this->send_reg(0x01C); + this->latch_regs(); + } + + void use_auto_ref(void) { + _ad9522_regs.enable_ref2 = 1; + _ad9522_regs.enable_ref1 = 1; + _ad9522_regs.select_ref = ad9522_regs_t::SELECT_REF_REF1; + _ad9522_regs.enb_auto_ref_switchover = ad9522_regs_t::ENB_AUTO_REF_SWITCHOVER_AUTO; + this->send_reg(0x01C); + this->latch_regs(); + } + + bool get_locked(void){ + static const boost::uint8_t addr = 0x01F; + boost::uint32_t reg = this->read_reg(addr); + _ad9522_regs.set_reg(addr, reg); + return _ad9522_regs.digital_lock_detect != 0; + } + +private: + i2c_iface::sptr _iface; + ad9522_regs_t _ad9522_regs; + double _out_rate; //rate at the fpga and codec + double _chan_rate; //rate before final dividers + double _rx_clock_rate, _tx_clock_rate; + + void latch_regs(void){ + _ad9522_regs.io_update = 1; + this->send_reg(0x232); + } + + void send_reg(boost::uint16_t addr){ + boost::uint32_t reg = _ad9522_regs.get_write_reg(addr); + UHD_LOGV(often) << "clock control write reg: " << std::hex << reg << std::endl; + byte_vector_t buf; + buf.push_back(boost::uint8_t(reg >> 16)); + buf.push_back(boost::uint8_t(reg >> 8)); + buf.push_back(boost::uint8_t(reg & 0xff)); + + _iface->write_i2c(0x5C, buf); + } + + boost::uint8_t read_reg(boost::uint16_t addr){ + byte_vector_t buf; + buf.push_back(boost::uint8_t(addr >> 8)); + buf.push_back(boost::uint8_t(addr & 0xff)); + _iface->write_i2c(0x5C, buf); + + buf = _iface->read_i2c(0x5C, 1); + + return boost::uint32_t(buf[0] & 0xFF); + } + + void calibrate_now(void){ + //vco calibration routine: + _ad9522_regs.vco_calibration_now = 0; + this->send_reg(0x18); + this->latch_regs(); + _ad9522_regs.vco_calibration_now = 1; + this->send_reg(0x18); + this->latch_regs(); + //wait for calibration done: + static const boost::uint8_t addr = 0x01F; + for (size_t ms10 = 0; ms10 < 100; ms10++){ + boost::this_thread::sleep(boost::posix_time::milliseconds(10)); + boost::uint32_t reg = read_reg(addr); + _ad9522_regs.set_reg(addr, reg); + if (_ad9522_regs.vco_calibration_finished) goto wait_for_ld; + } + UHD_MSG(error) << "USRP-B100 clock control: VCO calibration timeout" << std::endl; + wait_for_ld: + //wait for digital lock detect: + for (size_t ms10 = 0; ms10 < 100; ms10++){ + boost::this_thread::sleep(boost::posix_time::milliseconds(10)); + boost::uint32_t reg = read_reg(addr); + _ad9522_regs.set_reg(addr, reg); + if (_ad9522_regs.digital_lock_detect) return; + } + UHD_MSG(error) << "USRP-B100 clock control: lock detection timeout" << std::endl; + } + + void soft_sync(void){ + _ad9522_regs.soft_sync = 1; + this->send_reg(0x230); + this->latch_regs(); + _ad9522_regs.soft_sync = 0; + this->send_reg(0x230); + this->latch_regs(); + } + + void send_all_regs(void){ + //setup a list of register ranges to write + typedef std::pair<boost::uint16_t, boost::uint16_t> range_t; + static const std::vector<range_t> ranges = boost::assign::list_of + (range_t(0x000, 0x000)) (range_t(0x010, 0x01F)) + (range_t(0x0F0, 0x0FD)) (range_t(0x190, 0x19B)) + (range_t(0x1E0, 0x1E1)) (range_t(0x230, 0x230)) + ; + + //write initial register values and latch/update + BOOST_FOREACH(const range_t &range, ranges){ + for(boost::uint16_t addr = range.first; addr <= range.second; addr++){ + this->send_reg(addr); + } + } + this->latch_regs(); + } +}; + +/*********************************************************************** + * Clock Control Make + **********************************************************************/ +b100_clock_ctrl::sptr b100_clock_ctrl::make(i2c_iface::sptr iface, double master_clock_rate){ + return sptr(new b100_clock_ctrl_impl(iface, master_clock_rate)); +} diff --git a/host/lib/usrp/b100/clock_ctrl.hpp b/host/lib/usrp/b100/clock_ctrl.hpp new file mode 100644 index 000000000..387892bf7 --- /dev/null +++ b/host/lib/usrp/b100/clock_ctrl.hpp @@ -0,0 +1,133 @@ +// +// Copyright 2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#ifndef INCLUDED_B100_CLOCK_CTRL_HPP +#define INCLUDED_B100_CLOCK_CTRL_HPP + +#include <uhd/types/serial.hpp> +#include <boost/shared_ptr.hpp> +#include <boost/utility.hpp> +#include <vector> + +/*! + * The usrp-e clock control: + * - Setup system clocks. + * - Disable/enable clock lines. + */ +class b100_clock_ctrl : boost::noncopyable{ +public: + typedef boost::shared_ptr<b100_clock_ctrl> sptr; + + /*! + * Make a new clock control object. + * \param iface the controller iface object + * \param master_clock_rate the master FPGA/sample clock rate + * \return the clock control object + */ + static sptr make(uhd::i2c_iface::sptr iface, double master_clock_rate); + + /*! + * Set the rate of the fpga clock line. + * Throws if rate is not valid. + * \param rate the new rate in Hz + */ + virtual void set_fpga_clock_rate(double rate) = 0; + + /*! + * Get the rate of the fpga clock line. + * \return the fpga clock rate in Hz + */ + virtual double get_fpga_clock_rate(void) = 0; + + /*! + * Get the possible rates of the rx dboard clock. + * \return a vector of clock rates in Hz + */ + virtual std::vector<double> get_rx_dboard_clock_rates(void) = 0; + + /*! + * Get the possible rates of the tx dboard clock. + * \return a vector of clock rates in Hz + */ + virtual std::vector<double> get_tx_dboard_clock_rates(void) = 0; + + /*! + * Set the rx dboard clock rate to a possible rate. + * \param rate the new clock rate in Hz + * \throw exception when rate cannot be achieved + */ + virtual void set_rx_dboard_clock_rate(double rate) = 0; + + /*! + * Set the tx dboard clock rate to a possible rate. + * \param rate the new clock rate in Hz + * \throw exception when rate cannot be achieved + */ + virtual void set_tx_dboard_clock_rate(double rate) = 0; + + /*! + * Get the current rx dboard clock rate. + * \return the clock rate in Hz + */ + virtual double get_rx_clock_rate(void) = 0; + + /*! + * Get the current tx dboard clock rate. + * \return the clock rate in Hz + */ + virtual double get_tx_clock_rate(void) = 0; + + /*! + * Enable/disable the FPGA clock. + * \param enb true to enable + */ + + virtual void enable_fpga_clock(bool enb) = 0; + + /*! + * Enable/disable the rx dboard clock. + * \param enb true to enable + */ + virtual void enable_rx_dboard_clock(bool enb) = 0; + + /*! + * Enable/disable the tx dboard clock. + * \param enb true to enable + */ + virtual void enable_tx_dboard_clock(bool enb) = 0; + + /*! + * Use the internal TCXO reference + */ + virtual void use_internal_ref(void) = 0; + + /*! + * Use the external SMA reference + */ + virtual void use_external_ref(void) = 0; + + /*! + * Use external if available, internal otherwise + */ + virtual void use_auto_ref(void) = 0; + + //! Is the reference locked? + virtual bool get_locked(void) = 0; + +}; + +#endif /* INCLUDED_B100_CLOCK_CTRL_HPP */ diff --git a/host/lib/usrp/b100/codec_ctrl.cpp b/host/lib/usrp/b100/codec_ctrl.cpp new file mode 100644 index 000000000..4f9036039 --- /dev/null +++ b/host/lib/usrp/b100/codec_ctrl.cpp @@ -0,0 +1,283 @@ +// +// Copyright 2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include "codec_ctrl.hpp" +#include "ad9862_regs.hpp" +#include <uhd/types/dict.hpp> +#include <uhd/exception.hpp> +#include <uhd/utils/algorithm.hpp> +#include <uhd/utils/log.hpp> +#include <uhd/utils/safe_call.hpp> +#include <boost/cstdint.hpp> +#include <boost/tuple/tuple.hpp> +#include <boost/math/special_functions/round.hpp> +#include "b100_regs.hpp" //spi slave constants +#include <boost/assign/list_of.hpp> + +using namespace uhd; + +const gain_range_t b100_codec_ctrl::tx_pga_gain_range(-20, 0, double(0.1)); +const gain_range_t b100_codec_ctrl::rx_pga_gain_range(0, 20, 1); + +/*********************************************************************** + * Codec Control Implementation + **********************************************************************/ +class b100_codec_ctrl_impl : public b100_codec_ctrl{ +public: + //structors + b100_codec_ctrl_impl(spi_iface::sptr iface); + ~b100_codec_ctrl_impl(void); + + //aux adc and dac control + double read_aux_adc(aux_adc_t which); + void write_aux_dac(aux_dac_t which, double volts); + + //pga gain control + void set_tx_pga_gain(double); + double get_tx_pga_gain(void); + void set_rx_pga_gain(double, char); + double get_rx_pga_gain(char); + +private: + spi_iface::sptr _iface; + ad9862_regs_t _ad9862_regs; + void send_reg(boost::uint8_t addr); + void recv_reg(boost::uint8_t addr); +}; + +/*********************************************************************** + * Codec Control Structors + **********************************************************************/ +b100_codec_ctrl_impl::b100_codec_ctrl_impl(spi_iface::sptr iface){ + _iface = iface; + + //soft reset + _ad9862_regs.soft_reset = 1; + this->send_reg(0); + + //initialize the codec register settings + _ad9862_regs.sdio_bidir = ad9862_regs_t::SDIO_BIDIR_SDIO_SDO; + _ad9862_regs.lsb_first = ad9862_regs_t::LSB_FIRST_MSB; + _ad9862_regs.soft_reset = 0; + + //setup rx side of codec + _ad9862_regs.byp_buffer_a = 1; + _ad9862_regs.byp_buffer_b = 1; + _ad9862_regs.buffer_a_pd = 1; + _ad9862_regs.buffer_b_pd = 1; + _ad9862_regs.mux_out = ad9862_regs_t::MUX_OUT_RX_MUX_MODE; //B100 uses interleaved RX->FPGA + _ad9862_regs.rx_pga_a = 0;//0x1f; //TODO bring under api control + _ad9862_regs.rx_pga_b = 0;//0x1f; //TODO bring under api control + _ad9862_regs.rx_twos_comp = 1; + _ad9862_regs.rx_hilbert = ad9862_regs_t::RX_HILBERT_DIS; + + //setup tx side of codec + _ad9862_regs.two_data_paths = ad9862_regs_t::TWO_DATA_PATHS_BOTH; + _ad9862_regs.interleaved = ad9862_regs_t::INTERLEAVED_INTERLEAVED; + _ad9862_regs.tx_retime = ad9862_regs_t::TX_RETIME_CLKOUT2; + _ad9862_regs.tx_pga_gain = 199; //TODO bring under api control + _ad9862_regs.tx_hilbert = ad9862_regs_t::TX_HILBERT_DIS; + _ad9862_regs.interp = ad9862_regs_t::INTERP_2; + _ad9862_regs.tx_twos_comp = 1; + _ad9862_regs.fine_mode = ad9862_regs_t::FINE_MODE_BYPASS; + _ad9862_regs.coarse_mod = ad9862_regs_t::COARSE_MOD_BYPASS; + _ad9862_regs.dac_a_coarse_gain = 0x3; + _ad9862_regs.dac_b_coarse_gain = 0x3; + _ad9862_regs.edges = ad9862_regs_t::EDGES_NORMAL; + + //setup the dll + _ad9862_regs.input_clk_ctrl = ad9862_regs_t::INPUT_CLK_CTRL_EXTERNAL; + _ad9862_regs.dll_mult = ad9862_regs_t::DLL_MULT_2; + _ad9862_regs.dll_mode = ad9862_regs_t::DLL_MODE_FAST; + + //write the register settings to the codec + for (uint8_t addr = 0; addr <= 25; addr++){ + this->send_reg(addr); + } + + //always start conversions for aux ADC + _ad9862_regs.start_a = 1; + _ad9862_regs.start_b = 1; + + //aux adc clock + _ad9862_regs.clk_4 = ad9862_regs_t::CLK_4_1_4; + this->send_reg(34); +} + +b100_codec_ctrl_impl::~b100_codec_ctrl_impl(void){ + UHD_SAFE_CALL( + //set aux dacs to zero + this->write_aux_dac(AUX_DAC_A, 0); + this->write_aux_dac(AUX_DAC_B, 0); + this->write_aux_dac(AUX_DAC_C, 0); + this->write_aux_dac(AUX_DAC_D, 0); + + //power down + _ad9862_regs.all_rx_pd = 1; + this->send_reg(1); + _ad9862_regs.tx_digital_pd = 1; + _ad9862_regs.tx_analog_pd = ad9862_regs_t::TX_ANALOG_PD_BOTH; + this->send_reg(8); + ) +} + +/*********************************************************************** + * Codec Control Gain Control Methods + **********************************************************************/ +static const int mtpgw = 255; //maximum tx pga gain word + +void b100_codec_ctrl_impl::set_tx_pga_gain(double gain){ + int gain_word = int(mtpgw*(gain - tx_pga_gain_range.start())/(tx_pga_gain_range.stop() - tx_pga_gain_range.start())); + _ad9862_regs.tx_pga_gain = uhd::clip(gain_word, 0, mtpgw); + this->send_reg(16); +} + +double b100_codec_ctrl_impl::get_tx_pga_gain(void){ + return (_ad9862_regs.tx_pga_gain*(tx_pga_gain_range.stop() - tx_pga_gain_range.start())/mtpgw) + tx_pga_gain_range.start(); +} + +static const int mrpgw = 0x14; //maximum rx pga gain word + +void b100_codec_ctrl_impl::set_rx_pga_gain(double gain, char which){ + int gain_word = int(mrpgw*(gain - rx_pga_gain_range.start())/(rx_pga_gain_range.stop() - rx_pga_gain_range.start())); + gain_word = uhd::clip(gain_word, 0, mrpgw); + switch(which){ + case 'A': + _ad9862_regs.rx_pga_a = gain_word; + this->send_reg(2); + return; + case 'B': + _ad9862_regs.rx_pga_b = gain_word; + this->send_reg(3); + return; + default: UHD_THROW_INVALID_CODE_PATH(); + } +} + +double b100_codec_ctrl_impl::get_rx_pga_gain(char which){ + int gain_word; + switch(which){ + case 'A': gain_word = _ad9862_regs.rx_pga_a; break; + case 'B': gain_word = _ad9862_regs.rx_pga_b; break; + default: UHD_THROW_INVALID_CODE_PATH(); + } + return (gain_word*(rx_pga_gain_range.stop() - rx_pga_gain_range.start())/mrpgw) + rx_pga_gain_range.start(); +} + +/*********************************************************************** + * Codec Control AUX ADC Methods + **********************************************************************/ +static double aux_adc_to_volts(boost::uint8_t high, boost::uint8_t low){ + return double((boost::uint16_t(high) << 2) | low)*3.3/0x3ff; +} + +double b100_codec_ctrl_impl::read_aux_adc(aux_adc_t which){ + switch(which){ + + case AUX_ADC_A1: + _ad9862_regs.select_a = ad9862_regs_t::SELECT_A_AUX_ADC1; + this->send_reg(34); //start conversion and select mux + this->recv_reg(28); //read the value (2 bytes, 2 reads) + this->recv_reg(29); + return aux_adc_to_volts(_ad9862_regs.aux_adc_a1_9_2, _ad9862_regs.aux_adc_a1_1_0); + case AUX_ADC_A2: + _ad9862_regs.select_a = ad9862_regs_t::SELECT_A_AUX_ADC2; + this->send_reg(34); //start conversion and select mux + this->recv_reg(26); //read the value (2 bytes, 2 reads) + this->recv_reg(27); + return aux_adc_to_volts(_ad9862_regs.aux_adc_a2_9_2, _ad9862_regs.aux_adc_a2_1_0); + + case AUX_ADC_B1: + _ad9862_regs.select_b = ad9862_regs_t::SELECT_B_AUX_ADC1; + this->send_reg(34); //start conversion and select mux + this->recv_reg(32); //read the value (2 bytes, 2 reads) + this->recv_reg(33); + return aux_adc_to_volts(_ad9862_regs.aux_adc_b1_9_2, _ad9862_regs.aux_adc_b1_1_0); + case AUX_ADC_B2: + _ad9862_regs.select_b = ad9862_regs_t::SELECT_B_AUX_ADC2; + this->send_reg(34); //start conversion and select mux + this->recv_reg(30); //read the value (2 bytes, 2 reads) + this->recv_reg(31); + return aux_adc_to_volts(_ad9862_regs.aux_adc_b2_9_2, _ad9862_regs.aux_adc_b2_1_0); + } + UHD_THROW_INVALID_CODE_PATH(); +} + +/*********************************************************************** + * Codec Control AUX DAC Methods + **********************************************************************/ +void b100_codec_ctrl_impl::write_aux_dac(aux_dac_t which, double volts){ + //special case for aux dac d (aka sigma delta word) + if (which == AUX_DAC_D){ + boost::uint16_t dac_word = uhd::clip(boost::math::iround(volts*0xfff/3.3), 0, 0xfff); + _ad9862_regs.sig_delt_11_4 = boost::uint8_t(dac_word >> 4); + _ad9862_regs.sig_delt_3_0 = boost::uint8_t(dac_word & 0xf); + this->send_reg(42); + this->send_reg(43); + return; + } + + //calculate the dac word for aux dac a, b, c + boost::uint8_t dac_word = uhd::clip(boost::math::iround(volts*0xff/3.3), 0, 0xff); + + //setup a lookup table for the aux dac params (reg ref, reg addr) + typedef boost::tuple<boost::uint8_t*, boost::uint8_t> dac_params_t; + uhd::dict<aux_dac_t, dac_params_t> aux_dac_to_params = boost::assign::map_list_of + (AUX_DAC_A, dac_params_t(&_ad9862_regs.aux_dac_a, 36)) + (AUX_DAC_B, dac_params_t(&_ad9862_regs.aux_dac_b, 37)) + (AUX_DAC_C, dac_params_t(&_ad9862_regs.aux_dac_c, 38)) + ; + + //set the aux dac register + UHD_ASSERT_THROW(aux_dac_to_params.has_key(which)); + boost::uint8_t *reg_ref, reg_addr; + boost::tie(reg_ref, reg_addr) = aux_dac_to_params[which]; + *reg_ref = dac_word; + this->send_reg(reg_addr); +} + +/*********************************************************************** + * Codec Control SPI Methods + **********************************************************************/ +void b100_codec_ctrl_impl::send_reg(boost::uint8_t addr){ + boost::uint32_t reg = _ad9862_regs.get_write_reg(addr); + UHD_LOGV(rarely) << "codec control write reg: " << std::hex << reg << std::endl; + _iface->transact_spi( + B100_SPI_SS_AD9862, + spi_config_t::EDGE_RISE, + reg, 16, false /*no rb*/ + ); +} + +void b100_codec_ctrl_impl::recv_reg(boost::uint8_t addr){ + boost::uint32_t reg = _ad9862_regs.get_read_reg(addr); + UHD_LOGV(rarely) << "codec control read reg: " << std::hex << reg << std::endl; + boost::uint32_t ret = _iface->transact_spi( + B100_SPI_SS_AD9862, + spi_config_t::EDGE_RISE, + reg, 16, true /*rb*/ + ); + UHD_LOGV(rarely) << "codec control read ret: " << std::hex << boost::uint16_t(ret & 0xFF) << std::endl; + _ad9862_regs.set_reg(addr, boost::uint8_t(ret&0xff)); +} + +/*********************************************************************** + * Codec Control Make + **********************************************************************/ +b100_codec_ctrl::sptr b100_codec_ctrl::make(spi_iface::sptr iface){ + return sptr(new b100_codec_ctrl_impl(iface)); +} diff --git a/host/lib/usrp/b100/codec_ctrl.hpp b/host/lib/usrp/b100/codec_ctrl.hpp new file mode 100644 index 000000000..1f7bdef09 --- /dev/null +++ b/host/lib/usrp/b100/codec_ctrl.hpp @@ -0,0 +1,90 @@ +// +// Copyright 2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#ifndef INCLUDED_B100_CODEC_CTRL_HPP +#define INCLUDED_B100_CODEC_CTRL_HPP + +#include <uhd/types/serial.hpp> +#include <uhd/types/ranges.hpp> +#include <boost/shared_ptr.hpp> +#include <boost/utility.hpp> + +/*! + * The usrp-e codec control: + * - Init/power down codec. + * - Read aux adc, write aux dac. + */ +class b100_codec_ctrl : boost::noncopyable{ +public: + typedef boost::shared_ptr<b100_codec_ctrl> sptr; + + static const uhd::gain_range_t tx_pga_gain_range; + static const uhd::gain_range_t rx_pga_gain_range; + + /*! + * Make a new codec control object. + * \param iface the usrp_e iface object + * \return the codec control object + */ + static sptr make(uhd::spi_iface::sptr iface); + + //! aux adc identifier constants + enum aux_adc_t{ + AUX_ADC_A2 = 0xA2, + AUX_ADC_A1 = 0xA1, + AUX_ADC_B2 = 0xB2, + AUX_ADC_B1 = 0xB1 + }; + + /*! + * Read an auxiliary adc: + * The internals remember which aux adc was read last. + * Therefore, the aux adc switch is only changed as needed. + * \param which which of the 4 adcs + * \return a value in volts + */ + virtual double read_aux_adc(aux_adc_t which) = 0; + + //! aux dac identifier constants + enum aux_dac_t{ + AUX_DAC_A = 0xA, + AUX_DAC_B = 0xB, + AUX_DAC_C = 0xC, + AUX_DAC_D = 0xD //really the sigma delta output + }; + + /*! + * Write an auxiliary dac. + * \param which which of the 4 dacs + * \param volts the level in in volts + */ + virtual void write_aux_dac(aux_dac_t which, double volts) = 0; + + //! Set the TX PGA gain + virtual void set_tx_pga_gain(double gain) = 0; + + //! Get the TX PGA gain + virtual double get_tx_pga_gain(void) = 0; + + //! Set the RX PGA gain ('A' or 'B') + virtual void set_rx_pga_gain(double gain, char which) = 0; + + //! Get the RX PGA gain ('A' or 'B') + virtual double get_rx_pga_gain(char which) = 0; +}; + +#endif /* INCLUDED_B100_CODEC_CTRL_HPP */ diff --git a/host/lib/usrp/b100/ctrl_packet.hpp b/host/lib/usrp/b100/ctrl_packet.hpp new file mode 100644 index 000000000..bab1f0de1 --- /dev/null +++ b/host/lib/usrp/b100/ctrl_packet.hpp @@ -0,0 +1,75 @@ +// +// Copyright 2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#ifndef INCLUDED_CTRL_PACKET_HPP +#define INCLUDED_CTRL_PACKET_HPP + +#include <uhd/config.hpp> +#include <boost/cstdint.hpp> +#include <uhd/types/serial.hpp> + +typedef std::vector<boost::uint16_t> ctrl_data_t; + +/*! + * Control packet operation type + */ +enum ctrl_pkt_op_t { + CTRL_PKT_OP_WRITE = 1, + CTRL_PKT_OP_READ = 2, + CTRL_PKT_OP_READBACK = 3 +}; + +/*! + * Control packet transaction length + */ +const size_t CTRL_PACKET_LENGTH = 32; +const size_t CTRL_PACKET_HEADER_LENGTH = 8; +const size_t CTRL_PACKET_DATA_LENGTH = 24; //=length-header + +/*! + * Control packet header magic value + */ +const boost::uint8_t CTRL_PACKET_HEADER_MAGIC = 0xAA; + +/*! + * Callback triggers for readback operation + */ +//FIXME: these are not real numbers, callbacks aren't implemented yet +const boost::uint16_t CTRL_PACKET_CALLBACK_SPI = 0x0001; +const boost::uint16_t CTRL_PACKET_CALLBACK_I2C = 0x0002; +//and so on + +/*! + * Metadata structure to describe a control packet + */ +struct UHD_API ctrl_pkt_meta_t { + ctrl_pkt_op_t op; + boost::uint8_t callbacks; + boost::uint8_t seq; + boost::uint16_t len; + boost::uint32_t addr; +}; + +/*! + * Full control packet structure + */ +struct UHD_API ctrl_pkt_t { + ctrl_pkt_meta_t pkt_meta; + ctrl_data_t data; +}; + +#endif /* INCLUDED_CTRL_PACKET_HPP */ diff --git a/host/lib/usrp/b100/dboard_iface.cpp b/host/lib/usrp/b100/dboard_iface.cpp new file mode 100644 index 000000000..39ad5c5ac --- /dev/null +++ b/host/lib/usrp/b100/dboard_iface.cpp @@ -0,0 +1,258 @@ +// +// Copyright 2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include "gpio_core_200.hpp" +#include <uhd/types/serial.hpp> +#include "b100_regs.hpp" +#include "clock_ctrl.hpp" +#include "codec_ctrl.hpp" +#include <uhd/usrp/dboard_iface.hpp> +#include <uhd/types/dict.hpp> +#include <uhd/exception.hpp> +#include <boost/assign/list_of.hpp> + + +using namespace uhd; +using namespace uhd::usrp; +using namespace boost::assign; + +class b100_dboard_iface : public dboard_iface{ +public: + + b100_dboard_iface( + wb_iface::sptr wb_iface, + i2c_iface::sptr i2c_iface, + spi_iface::sptr spi_iface, + b100_clock_ctrl::sptr clock, + b100_codec_ctrl::sptr codec + ){ + _wb_iface = wb_iface; + _i2c_iface = i2c_iface; + _spi_iface = spi_iface; + _clock = clock; + _codec = codec; + _gpio = gpio_core_200::make(_wb_iface, B100_REG_SR_ADDR(B100_SR_GPIO), B100_REG_RB_GPIO); + + //init the clock rate shadows + this->set_clock_rate(UNIT_RX, _clock->get_fpga_clock_rate()); + this->set_clock_rate(UNIT_TX, _clock->get_fpga_clock_rate()); + } + + ~b100_dboard_iface(void){ + /* NOP */ + } + + special_props_t get_special_props(void){ + special_props_t props; + props.soft_clock_divider = false; + props.mangle_i2c_addrs = false; + return props; + } + + void write_aux_dac(unit_t, aux_dac_t, double); + double read_aux_adc(unit_t, aux_adc_t); + + void _set_pin_ctrl(unit_t, boost::uint16_t); + void _set_atr_reg(unit_t, atr_reg_t, boost::uint16_t); + void _set_gpio_ddr(unit_t, boost::uint16_t); + void _set_gpio_out(unit_t, boost::uint16_t); + void set_gpio_debug(unit_t, int); + boost::uint16_t read_gpio(unit_t); + + void write_i2c(boost::uint8_t, const byte_vector_t &); + byte_vector_t read_i2c(boost::uint8_t, size_t); + + void write_spi( + unit_t unit, + const spi_config_t &config, + boost::uint32_t data, + size_t num_bits + ); + + boost::uint32_t read_write_spi( + unit_t unit, + const spi_config_t &config, + boost::uint32_t data, + size_t num_bits + ); + + void set_clock_rate(unit_t, double); + std::vector<double> get_clock_rates(unit_t); + double get_clock_rate(unit_t); + void set_clock_enabled(unit_t, bool); + double get_codec_rate(unit_t); + +private: + wb_iface::sptr _wb_iface; + i2c_iface::sptr _i2c_iface; + spi_iface::sptr _spi_iface; + b100_clock_ctrl::sptr _clock; + b100_codec_ctrl::sptr _codec; + gpio_core_200::sptr _gpio; +}; + +/*********************************************************************** + * Make Function + **********************************************************************/ +dboard_iface::sptr make_b100_dboard_iface( + wb_iface::sptr wb_iface, + i2c_iface::sptr i2c_iface, + spi_iface::sptr spi_iface, + b100_clock_ctrl::sptr clock, + b100_codec_ctrl::sptr codec +){ + return dboard_iface::sptr(new b100_dboard_iface(wb_iface, i2c_iface, spi_iface, clock, codec)); +} + +/*********************************************************************** + * Clock Rates + **********************************************************************/ +void b100_dboard_iface::set_clock_rate(unit_t unit, double rate){ + switch(unit){ + case UNIT_RX: return _clock->set_rx_dboard_clock_rate(rate); + case UNIT_TX: return _clock->set_tx_dboard_clock_rate(rate); + } +} + +std::vector<double> b100_dboard_iface::get_clock_rates(unit_t unit){ + switch(unit){ + case UNIT_RX: return _clock->get_rx_dboard_clock_rates(); + case UNIT_TX: return _clock->get_tx_dboard_clock_rates(); + default: UHD_THROW_INVALID_CODE_PATH(); + } +} + +double b100_dboard_iface::get_clock_rate(unit_t unit){ + switch(unit){ + case UNIT_RX: return _clock->get_rx_clock_rate(); + case UNIT_TX: return _clock->get_tx_clock_rate(); + } + UHD_THROW_INVALID_CODE_PATH(); +} + +void b100_dboard_iface::set_clock_enabled(unit_t unit, bool enb){ + switch(unit){ + case UNIT_RX: return _clock->enable_rx_dboard_clock(enb); + case UNIT_TX: return _clock->enable_tx_dboard_clock(enb); + } +} + +double b100_dboard_iface::get_codec_rate(unit_t){ + return _clock->get_fpga_clock_rate(); +} + +/*********************************************************************** + * GPIO + **********************************************************************/ +void b100_dboard_iface::_set_pin_ctrl(unit_t unit, boost::uint16_t value){ + return _gpio->set_pin_ctrl(unit, value); +} + +void b100_dboard_iface::_set_gpio_ddr(unit_t unit, boost::uint16_t value){ + return _gpio->set_gpio_ddr(unit, value); +} + +void b100_dboard_iface::_set_gpio_out(unit_t unit, boost::uint16_t value){ + return _gpio->set_gpio_out(unit, value); +} + +boost::uint16_t b100_dboard_iface::read_gpio(unit_t unit){ + return _gpio->read_gpio(unit); +} + +void b100_dboard_iface::_set_atr_reg(unit_t unit, atr_reg_t atr, boost::uint16_t value){ + return _gpio->set_atr_reg(unit, atr, value); +} + +void b100_dboard_iface::set_gpio_debug(unit_t, int){ + throw uhd::not_implemented_error("no set_gpio_debug implemented"); +} + +/*********************************************************************** + * SPI + **********************************************************************/ +/*! + * Static function to convert a unit type to a spi slave device number. + * \param unit the dboard interface unit type enum + * \return the slave device number + */ +static boost::uint32_t unit_to_otw_spi_dev(dboard_iface::unit_t unit){ + switch(unit){ + case dboard_iface::UNIT_TX: return B100_SPI_SS_TX_DB; + case dboard_iface::UNIT_RX: return B100_SPI_SS_RX_DB; + } + UHD_THROW_INVALID_CODE_PATH(); +} + +void b100_dboard_iface::write_spi( + unit_t unit, + const spi_config_t &config, + boost::uint32_t data, + size_t num_bits +){ + _spi_iface->write_spi(unit_to_otw_spi_dev(unit), config, data, num_bits); +} + +boost::uint32_t b100_dboard_iface::read_write_spi( + unit_t unit, + const spi_config_t &config, + boost::uint32_t data, + size_t num_bits +){ + return _spi_iface->read_spi(unit_to_otw_spi_dev(unit), config, data, num_bits); +} + +/*********************************************************************** + * I2C + **********************************************************************/ +void b100_dboard_iface::write_i2c(boost::uint8_t addr, const byte_vector_t &bytes){ + return _i2c_iface->write_i2c(addr, bytes); +} + +byte_vector_t b100_dboard_iface::read_i2c(boost::uint8_t addr, size_t num_bytes){ + return _i2c_iface->read_i2c(addr, num_bytes); +} + +/*********************************************************************** + * Aux DAX/ADC + **********************************************************************/ +void b100_dboard_iface::write_aux_dac(dboard_iface::unit_t, aux_dac_t which, double value){ + //same aux dacs for each unit + static const uhd::dict<aux_dac_t, b100_codec_ctrl::aux_dac_t> which_to_aux_dac = map_list_of + (AUX_DAC_A, b100_codec_ctrl::AUX_DAC_A) + (AUX_DAC_B, b100_codec_ctrl::AUX_DAC_B) + (AUX_DAC_C, b100_codec_ctrl::AUX_DAC_C) + (AUX_DAC_D, b100_codec_ctrl::AUX_DAC_D) + ; + _codec->write_aux_dac(which_to_aux_dac[which], value); +} + +double b100_dboard_iface::read_aux_adc(dboard_iface::unit_t unit, aux_adc_t which){ + static const uhd::dict< + unit_t, uhd::dict<aux_adc_t, b100_codec_ctrl::aux_adc_t> + > unit_to_which_to_aux_adc = map_list_of + (UNIT_RX, map_list_of + (AUX_ADC_A, b100_codec_ctrl::AUX_ADC_A1) + (AUX_ADC_B, b100_codec_ctrl::AUX_ADC_B1) + ) + (UNIT_TX, map_list_of + (AUX_ADC_A, b100_codec_ctrl::AUX_ADC_A2) + (AUX_ADC_B, b100_codec_ctrl::AUX_ADC_B2) + ) + ; + return _codec->read_aux_adc(unit_to_which_to_aux_adc[unit][which]); +} diff --git a/host/lib/usrp/b100/io_impl.cpp b/host/lib/usrp/b100/io_impl.cpp new file mode 100644 index 000000000..674380cca --- /dev/null +++ b/host/lib/usrp/b100/io_impl.cpp @@ -0,0 +1,295 @@ +// +// Copyright 2011-2012 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include "recv_packet_demuxer.hpp" +#include "validate_subdev_spec.hpp" +#include "async_packet_handler.hpp" +#include "../../transport/super_recv_packet_handler.hpp" +#include "../../transport/super_send_packet_handler.hpp" +#include "usrp_commands.h" +#include "b100_impl.hpp" +#include "b100_regs.hpp" +#include <uhd/utils/thread_priority.hpp> +#include <uhd/transport/bounded_buffer.hpp> +#include <boost/bind.hpp> +#include <boost/format.hpp> +#include <boost/bind.hpp> +#include <boost/thread.hpp> +#include <uhd/utils/msg.hpp> +#include <uhd/utils/log.hpp> +#include <boost/make_shared.hpp> + +using namespace uhd; +using namespace uhd::usrp; +using namespace uhd::transport; + +/*********************************************************************** + * IO Implementation Details + **********************************************************************/ +struct b100_impl::io_impl{ + io_impl(void): + async_msg_fifo(1000/*messages deep*/) + { /* NOP */ } + + zero_copy_if::sptr data_transport; + bounded_buffer<async_metadata_t> async_msg_fifo; + recv_packet_demuxer::sptr demuxer; + double tick_rate; +}; + +/*********************************************************************** + * Initialize internals within this file + **********************************************************************/ +void b100_impl::io_init(void){ + + //clear fifo state machines + _fpga_ctrl->poke32(B100_REG_CLEAR_FIFO, 0); + + //allocate streamer weak ptrs containers + _rx_streamers.resize(_rx_dsps.size()); + _tx_streamers.resize(1/*known to be 1 dsp*/); + + //create new io impl + _io_impl = UHD_PIMPL_MAKE(io_impl, ()); + _io_impl->demuxer = recv_packet_demuxer::make(_data_transport, _rx_dsps.size(), B100_RX_SID_BASE); + + //now its safe to register the async callback + _fpga_ctrl->set_async_cb(boost::bind(&b100_impl::handle_async_message, this, _1)); +} + +void b100_impl::handle_async_message(managed_recv_buffer::sptr rbuf){ + vrt::if_packet_info_t if_packet_info; + if_packet_info.num_packet_words32 = rbuf->size()/sizeof(boost::uint32_t); + const boost::uint32_t *vrt_hdr = rbuf->cast<const boost::uint32_t *>(); + try{ + vrt::if_hdr_unpack_le(vrt_hdr, if_packet_info); + } + catch(const std::exception &e){ + UHD_MSG(error) << "Error (handle_async_message): " << e.what() << std::endl; + } + + if (if_packet_info.sid == B100_TX_ASYNC_SID and if_packet_info.packet_type != vrt::if_packet_info_t::PACKET_TYPE_DATA){ + + //fill in the async metadata + async_metadata_t metadata; + load_metadata_from_buff(uhd::wtohx<boost::uint32_t>, metadata, if_packet_info, vrt_hdr, _io_impl->tick_rate); + + //push the message onto the queue + _io_impl->async_msg_fifo.push_with_pop_on_full(metadata); + + //print some fastpath messages + standard_async_msg_prints(metadata); + } + else UHD_MSG(error) << "Unknown async packet" << std::endl; +} + +void b100_impl::update_rates(void){ + const fs_path mb_path = "/mboards/0"; + _tree->access<double>(mb_path / "tick_rate").update(); + + //and now that the tick rate is set, init the host rates to something + BOOST_FOREACH(const std::string &name, _tree->list(mb_path / "rx_dsps")){ + _tree->access<double>(mb_path / "rx_dsps" / name / "rate" / "value").update(); + } + BOOST_FOREACH(const std::string &name, _tree->list(mb_path / "tx_dsps")){ + _tree->access<double>(mb_path / "tx_dsps" / name / "rate" / "value").update(); + } +} + +void b100_impl::update_tick_rate(const double rate){ + _io_impl->tick_rate = rate; + + //update the tick rate on all existing streamers -> thread safe + for (size_t i = 0; i < _rx_streamers.size(); i++){ + boost::shared_ptr<sph::recv_packet_streamer> my_streamer = + boost::dynamic_pointer_cast<sph::recv_packet_streamer>(_rx_streamers[i].lock()); + if (my_streamer.get() == NULL) continue; + my_streamer->set_tick_rate(rate); + } + for (size_t i = 0; i < _tx_streamers.size(); i++){ + boost::shared_ptr<sph::send_packet_streamer> my_streamer = + boost::dynamic_pointer_cast<sph::send_packet_streamer>(_tx_streamers[i].lock()); + if (my_streamer.get() == NULL) continue; + my_streamer->set_tick_rate(rate); + } +} + +void b100_impl::update_rx_samp_rate(const size_t dspno, const double rate){ + boost::shared_ptr<sph::recv_packet_streamer> my_streamer = + boost::dynamic_pointer_cast<sph::recv_packet_streamer>(_rx_streamers[dspno].lock()); + if (my_streamer.get() == NULL) return; + + my_streamer->set_samp_rate(rate); + const double adj = _rx_dsps[dspno]->get_scaling_adjustment(); + my_streamer->set_scale_factor(adj); +} + +void b100_impl::update_tx_samp_rate(const size_t dspno, const double rate){ + boost::shared_ptr<sph::send_packet_streamer> my_streamer = + boost::dynamic_pointer_cast<sph::send_packet_streamer>(_tx_streamers[dspno].lock()); + if (my_streamer.get() == NULL) return; + + my_streamer->set_samp_rate(rate); + const double adj = _tx_dsp->get_scaling_adjustment(); + my_streamer->set_scale_factor(adj); +} + +void b100_impl::update_rx_subdev_spec(const uhd::usrp::subdev_spec_t &spec){ + fs_path root = "/mboards/0/dboards"; + + //sanity checking + validate_subdev_spec(_tree, spec, "rx"); + + //setup mux for this spec + bool fe_swapped = false; + for (size_t i = 0; i < spec.size(); i++){ + const std::string conn = _tree->access<std::string>(root / spec[i].db_name / "rx_frontends" / spec[i].sd_name / "connection").get(); + if (i == 0 and (conn == "QI" or conn == "Q")) fe_swapped = true; + _rx_dsps[i]->set_mux(conn, fe_swapped); + } + _rx_fe->set_mux(fe_swapped); +} + +void b100_impl::update_tx_subdev_spec(const uhd::usrp::subdev_spec_t &spec){ + fs_path root = "/mboards/0/dboards"; + + //sanity checking + validate_subdev_spec(_tree, spec, "tx"); + + //set the mux for this spec + const std::string conn = _tree->access<std::string>(root / spec[0].db_name / "tx_frontends" / spec[0].sd_name / "connection").get(); + _tx_fe->set_mux(conn); +} + +/*********************************************************************** + * Async Data + **********************************************************************/ +bool b100_impl::recv_async_msg( + async_metadata_t &async_metadata, double timeout +){ + boost::this_thread::disable_interruption di; //disable because the wait can throw + return _io_impl->async_msg_fifo.pop_with_timed_wait(async_metadata, timeout); +} + +/*********************************************************************** + * Receive streamer + **********************************************************************/ +rx_streamer::sptr b100_impl::get_rx_stream(const uhd::stream_args_t &args_){ + stream_args_t args = args_; + + //setup defaults for unspecified values + args.otw_format = args.otw_format.empty()? "sc16" : args.otw_format; + args.channels = args.channels.empty()? std::vector<size_t>(1, 0) : args.channels; + + //calculate packet size + static const size_t hdr_size = 0 + + vrt::max_if_hdr_words32*sizeof(boost::uint32_t) + + sizeof(vrt::if_packet_info_t().tlr) //forced to have trailer + - sizeof(vrt::if_packet_info_t().cid) //no class id ever used + - sizeof(vrt::if_packet_info_t().tsi) //no int time ever used + ; + const size_t bpp = _data_transport->get_recv_frame_size() - hdr_size; + const size_t bpi = convert::get_bytes_per_item(args.otw_format); + const size_t spp = unsigned(args.args.cast<double>("spp", bpp/bpi)); + + //make the new streamer given the samples per packet + boost::shared_ptr<sph::recv_packet_streamer> my_streamer = boost::make_shared<sph::recv_packet_streamer>(spp); + + //init some streamer stuff + my_streamer->resize(args.channels.size()); + my_streamer->set_vrt_unpacker(&vrt::if_hdr_unpack_le); + + //set the converter + uhd::convert::id_type id; + id.input_format = args.otw_format + "_item32_le"; + id.num_inputs = 1; + id.output_format = args.cpu_format; + id.num_outputs = 1; + my_streamer->set_converter(id); + + //bind callbacks for the handler + for (size_t chan_i = 0; chan_i < args.channels.size(); chan_i++){ + const size_t dsp = args.channels[chan_i]; + _rx_dsps[dsp]->set_nsamps_per_packet(spp); //seems to be a good place to set this + _rx_dsps[dsp]->setup(args); + my_streamer->set_xport_chan_get_buff(chan_i, boost::bind( + &recv_packet_demuxer::get_recv_buff, _io_impl->demuxer, dsp, _1 + ), true /*flush*/); + my_streamer->set_overflow_handler(chan_i, boost::bind( + &rx_dsp_core_200::handle_overflow, _rx_dsps[dsp] + )); + _rx_streamers[dsp] = my_streamer; //store weak pointer + } + + //sets all tick and samp rates on this streamer + this->update_rates(); + + return my_streamer; +} + +/*********************************************************************** + * Transmit streamer + **********************************************************************/ +tx_streamer::sptr b100_impl::get_tx_stream(const uhd::stream_args_t &args_){ + stream_args_t args = args_; + + //setup defaults for unspecified values + args.otw_format = args.otw_format.empty()? "sc16" : args.otw_format; + args.channels = args.channels.empty()? std::vector<size_t>(1, 0) : args.channels; + + //calculate packet size + static const size_t hdr_size = 0 + + vrt::max_if_hdr_words32*sizeof(boost::uint32_t) + + sizeof(vrt::if_packet_info_t().tlr) //forced to have trailer + - sizeof(vrt::if_packet_info_t().sid) //no stream id ever used + - sizeof(vrt::if_packet_info_t().cid) //no class id ever used + - sizeof(vrt::if_packet_info_t().tsi) //no int time ever used + ; + static const size_t bpp = _data_transport->get_send_frame_size() - hdr_size; + const size_t spp = bpp/convert::get_bytes_per_item(args.otw_format); + + //make the new streamer given the samples per packet + boost::shared_ptr<sph::send_packet_streamer> my_streamer = boost::make_shared<sph::send_packet_streamer>(spp); + + //init some streamer stuff + my_streamer->resize(args.channels.size()); + my_streamer->set_vrt_packer(&vrt::if_hdr_pack_le); + + //set the converter + uhd::convert::id_type id; + id.input_format = args.cpu_format; + id.num_inputs = 1; + id.output_format = args.otw_format + "_item32_le"; + id.num_outputs = 1; + my_streamer->set_converter(id); + + //bind callbacks for the handler + for (size_t chan_i = 0; chan_i < args.channels.size(); chan_i++){ + const size_t dsp = args.channels[chan_i]; + UHD_ASSERT_THROW(dsp == 0); //always 0 + _tx_dsp->setup(args); + my_streamer->set_xport_chan_get_buff(chan_i, boost::bind( + &zero_copy_if::get_send_buff, _data_transport, _1 + )); + _tx_streamers[dsp] = my_streamer; //store weak pointer + } + + //sets all tick and samp rates on this streamer + this->update_rates(); + + return my_streamer; +} diff --git a/host/lib/usrp/common/CMakeLists.txt b/host/lib/usrp/common/CMakeLists.txt new file mode 100644 index 000000000..9abd34afa --- /dev/null +++ b/host/lib/usrp/common/CMakeLists.txt @@ -0,0 +1,35 @@ +# +# Copyright 2011 Ettus Research LLC +# +# This program is free software: you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation, either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. +# + +######################################################################## +# This file included, use CMake directory variables +######################################################################## +IF(ENABLE_USB) + INCLUDE_DIRECTORIES(${CMAKE_SOURCE_DIR}/../firmware/fx2/common) + + LIBUHD_APPEND_SOURCES( + ${CMAKE_CURRENT_SOURCE_DIR}/fx2_ctrl.cpp + ) +ENDIF(ENABLE_USB) + +INCLUDE_DIRECTORIES(${CMAKE_CURRENT_SOURCE_DIR}) + +LIBUHD_APPEND_SOURCES( + ${CMAKE_CURRENT_SOURCE_DIR}/apply_corrections.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/validate_subdev_spec.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/recv_packet_demuxer.cpp +) diff --git a/host/lib/usrp/common/apply_corrections.cpp b/host/lib/usrp/common/apply_corrections.cpp new file mode 100644 index 000000000..b889266f2 --- /dev/null +++ b/host/lib/usrp/common/apply_corrections.cpp @@ -0,0 +1,180 @@ +// +// Copyright 2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include "apply_corrections.hpp" +#include <uhd/usrp/dboard_eeprom.hpp> +#include <uhd/utils/paths.hpp> +#include <uhd/utils/msg.hpp> +#include <uhd/utils/csv.hpp> +#include <uhd/types/dict.hpp> +#include <boost/filesystem.hpp> +#include <boost/foreach.hpp> +#include <boost/thread/mutex.hpp> +#include <cstdio> +#include <complex> +#include <fstream> + +namespace fs = boost::filesystem; + +boost::mutex corrections_mutex; + +/*********************************************************************** + * Helper routines + **********************************************************************/ +static double linear_interp(double x, double x0, double y0, double x1, double y1){ + return y0 + (x - x0)*(y1 - y0)/(x1 - x0); +} + +/*********************************************************************** + * FE apply corrections implementation + **********************************************************************/ +struct fe_cal_t{ + double lo_freq; + double iq_corr_real; + double iq_corr_imag; +}; + +static bool fe_cal_comp(fe_cal_t a, fe_cal_t b){ + return (a.lo_freq < b.lo_freq); +} + +static uhd::dict<std::string, std::vector<fe_cal_t> > fe_cal_cache; + +static std::complex<double> get_fe_correction( + const std::string &key, const double lo_freq +){ + const std::vector<fe_cal_t> &datas = fe_cal_cache[key]; + if (datas.empty()) throw uhd::runtime_error("empty calibration table " + key); + + //search for lo freq + size_t lo_index = 0; + size_t hi_index = datas.size()-1; + for (size_t i = 0; i < datas.size(); i++){ + if (datas[i].lo_freq > lo_freq){ + hi_index = i; + break; + } + lo_index = i; + } + + if (lo_index == 0) return std::complex<double>(datas[lo_index].iq_corr_real, datas[lo_index].iq_corr_imag); + if (hi_index == lo_index) return std::complex<double>(datas[hi_index].iq_corr_real, datas[hi_index].iq_corr_imag); + + //interpolation time + return std::complex<double>( + linear_interp(lo_freq, datas[lo_index].lo_freq, datas[lo_index].iq_corr_real, datas[hi_index].lo_freq, datas[hi_index].iq_corr_real), + linear_interp(lo_freq, datas[lo_index].lo_freq, datas[lo_index].iq_corr_imag, datas[hi_index].lo_freq, datas[hi_index].iq_corr_imag) + ); +} + +static void apply_fe_corrections( + uhd::property_tree::sptr sub_tree, + const uhd::fs_path &db_path, + const uhd::fs_path &fe_path, + const std::string &file_prefix, + const double lo_freq +){ + //extract eeprom serial + const uhd::usrp::dboard_eeprom_t db_eeprom = sub_tree->access<uhd::usrp::dboard_eeprom_t>(db_path).get(); + + //make the calibration file path + const fs::path cal_data_path = fs::path(uhd::get_app_path()) / ".uhd" / "cal" / (file_prefix + db_eeprom.serial + ".csv"); + if (not fs::exists(cal_data_path)) return; + + //parse csv file or get from cache + if (not fe_cal_cache.has_key(cal_data_path.string())){ + std::ifstream cal_data(cal_data_path.string().c_str()); + const uhd::csv::rows_type rows = uhd::csv::to_rows(cal_data); + + bool read_data = false, skip_next = false;; + std::vector<fe_cal_t> datas; + BOOST_FOREACH(const uhd::csv::row_type &row, rows){ + if (not read_data and not row.empty() and row[0] == "DATA STARTS HERE"){ + read_data = true; + skip_next = true; + continue; + } + if (not read_data) continue; + if (skip_next){ + skip_next = false; + continue; + } + fe_cal_t data; + std::sscanf(row[0].c_str(), "%lf" , &data.lo_freq); + std::sscanf(row[1].c_str(), "%lf" , &data.iq_corr_real); + std::sscanf(row[2].c_str(), "%lf" , &data.iq_corr_imag); + datas.push_back(data); + } + std::sort(datas.begin(), datas.end(), fe_cal_comp); + fe_cal_cache[cal_data_path.string()] = datas; + UHD_MSG(status) << "Loaded " << cal_data_path.string() << std::endl; + + } + + sub_tree->access<std::complex<double> >(fe_path) + .set(get_fe_correction(cal_data_path.string(), lo_freq)); +} + +/*********************************************************************** + * Wrapper routines with nice try/catch + print + **********************************************************************/ +void uhd::usrp::apply_tx_fe_corrections( + property_tree::sptr sub_tree, //starts at mboards/x + const std::string &slot, //name of dboard slot + const double lo_freq //actual lo freq +){ + boost::mutex::scoped_lock l(corrections_mutex); + try{ + apply_fe_corrections( + sub_tree, + "dboards/" + slot + "/tx_eeprom", + "tx_frontends/" + slot + "/iq_balance/value", + "tx_iq_cal_v0.2_", + lo_freq + ); + apply_fe_corrections( + sub_tree, + "dboards/" + slot + "/tx_eeprom", + "tx_frontends/" + slot + "/dc_offset/value", + "tx_dc_cal_v0.2_", + lo_freq + ); + } + catch(const std::exception &e){ + UHD_MSG(error) << "Failure in apply_tx_fe_corrections: " << e.what() << std::endl; + } +} + +void uhd::usrp::apply_rx_fe_corrections( + property_tree::sptr sub_tree, //starts at mboards/x + const std::string &slot, //name of dboard slot + const double lo_freq //actual lo freq +){ + boost::mutex::scoped_lock l(corrections_mutex); + try{ + apply_fe_corrections( + sub_tree, + "dboards/" + slot + "/rx_eeprom", + "rx_frontends/" + slot + "/iq_balance/value", + "rx_iq_cal_v0.2_", + lo_freq + ); + } + catch(const std::exception &e){ + UHD_MSG(error) << "Failure in apply_rx_fe_corrections: " << e.what() << std::endl; + } +} diff --git a/host/lib/usrp/common/apply_corrections.hpp b/host/lib/usrp/common/apply_corrections.hpp new file mode 100644 index 000000000..c516862d1 --- /dev/null +++ b/host/lib/usrp/common/apply_corrections.hpp @@ -0,0 +1,41 @@ +// +// Copyright 2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#ifndef INCLUDED_LIBUHD_USRP_COMMON_APPLY_CORRECTIONS_HPP +#define INCLUDED_LIBUHD_USRP_COMMON_APPLY_CORRECTIONS_HPP + +#include <uhd/config.hpp> +#include <uhd/property_tree.hpp> +#include <string> + +namespace uhd{ namespace usrp{ + + void apply_tx_fe_corrections( + property_tree::sptr sub_tree, //starts at mboards/x + const std::string &slot, //name of dboard slot + const double tx_lo_freq //actual lo freq + ); + + void apply_rx_fe_corrections( + property_tree::sptr sub_tree, //starts at mboards/x + const std::string &slot, //name of dboard slot + const double rx_lo_freq //actual lo freq + ); + +}} //namespace uhd::usrp + +#endif /* INCLUDED_LIBUHD_USRP_COMMON_APPLY_CORRECTIONS_HPP */ diff --git a/host/lib/usrp/common/async_packet_handler.hpp b/host/lib/usrp/common/async_packet_handler.hpp new file mode 100644 index 000000000..fef03483f --- /dev/null +++ b/host/lib/usrp/common/async_packet_handler.hpp @@ -0,0 +1,71 @@ +// +// Copyright 2012 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#ifndef INCLUDED_LIBUHD_USRP_COMMON_ASYNC_PACKET_HANDLER_HPP +#define INCLUDED_LIBUHD_USRP_COMMON_ASYNC_PACKET_HANDLER_HPP + +#include <uhd/config.hpp> +#include <uhd/transport/vrt_if_packet.hpp> +#include <uhd/types/metadata.hpp> +#include <uhd/utils/byteswap.hpp> +#include <uhd/utils/msg.hpp> + +namespace uhd{ namespace usrp{ + + template <typename to_host_type> + void load_metadata_from_buff( + const to_host_type &to_host, + async_metadata_t &metadata, + const transport::vrt::if_packet_info_t &if_packet_info, + const boost::uint32_t *vrt_hdr, + const double tick_rate, + const size_t channel = 0 + ){ + const boost::uint32_t *payload = vrt_hdr + if_packet_info.num_header_words32; + + //load into metadata + metadata.channel = channel; + metadata.has_time_spec = if_packet_info.has_tsf; + metadata.time_spec = time_spec_t::from_ticks(if_packet_info.tsf, tick_rate); + metadata.event_code = async_metadata_t::event_code_t(to_host(payload[0]) & 0xff); + + //load user payload + for (size_t i = 1; i < if_packet_info.num_payload_words32; i++){ + if (i-1 == 4) break; //limit of 4 words32 + metadata.user_payload[i-1] = to_host(payload[i]); + } + } + + UHD_INLINE void standard_async_msg_prints(const async_metadata_t &metadata) + { + if (metadata.event_code & + ( async_metadata_t::EVENT_CODE_UNDERFLOW + | async_metadata_t::EVENT_CODE_UNDERFLOW_IN_PACKET) + ) UHD_MSG(fastpath) << "U"; + else if (metadata.event_code & + ( async_metadata_t::EVENT_CODE_SEQ_ERROR + | async_metadata_t::EVENT_CODE_SEQ_ERROR_IN_BURST) + ) UHD_MSG(fastpath) << "S"; + else if (metadata.event_code & + async_metadata_t::EVENT_CODE_TIME_ERROR + ) UHD_MSG(fastpath) << "L"; + } + + +}} //namespace uhd::usrp + +#endif /* INCLUDED_LIBUHD_USRP_COMMON_ASYNC_PACKET_HANDLER_HPP */ diff --git a/host/lib/usrp/common/fx2_ctrl.cpp b/host/lib/usrp/common/fx2_ctrl.cpp new file mode 100644 index 000000000..5cc701eb0 --- /dev/null +++ b/host/lib/usrp/common/fx2_ctrl.cpp @@ -0,0 +1,481 @@ +// +// Copyright 2010-2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include "fx2_ctrl.hpp" +#include "usrp_commands.h" +#include <uhd/utils/msg.hpp> +#include <uhd/exception.hpp> +#include <uhd/transport/usb_control.hpp> +#include <boost/functional/hash.hpp> +#include <boost/thread/thread.hpp> +#include <boost/cstdint.hpp> +#include <fstream> +#include <sstream> +#include <string> +#include <vector> +#include <cstring> + +using namespace uhd; +using namespace uhd::usrp; + +#define FX2_FIRMWARE_LOAD 0xa0 + +static const bool load_img_msg = true; + +typedef boost::uint32_t hash_type; + +/*********************************************************************** + * Helper Functions + **********************************************************************/ +/*! + * Create a file hash + * The hash will be used to identify the loaded firmware and fpga image + * \param filename file used to generate hash value + * \return hash value in a size_t type + */ +static hash_type generate_hash(const char *filename) +{ + std::ifstream file(filename); + if (not file){ + throw uhd::io_error(std::string("cannot open input file ") + filename); + } + + size_t hash = 0; + + char ch; + while (file.get(ch)) { + boost::hash_combine(hash, ch); + } + + if (not file.eof()){ + throw uhd::io_error(std::string("file error ") + filename); + } + + file.close(); + return hash_type(hash); +} + + +/*! + * Verify checksum of a Intel HEX record + * \param record a line from an Intel HEX file + * \return true if record is valid, false otherwise + */ +static bool checksum(std::string *record) +{ + + size_t len = record->length(); + unsigned int i; + unsigned char sum = 0; + unsigned int val; + + for (i = 1; i < len; i += 2) { + std::istringstream(record->substr(i, 2)) >> std::hex >> val; + sum += val; + } + + if (sum == 0) + return true; + else + return false; +} + + +/*! + * Parse Intel HEX record + * + * \param record a line from an Intel HEX file + * \param len output length of record + * \param addr output address + * \param type output type + * \param data output data + * \return true if record is sucessfully read, false on error + */ +bool parse_record(std::string *record, unsigned int &len, + unsigned int &addr, unsigned int &type, + unsigned char* data) +{ + unsigned int i; + std::string _data; + unsigned int val; + + if (record->substr(0, 1) != ":") + return false; + + std::istringstream(record->substr(1, 2)) >> std::hex >> len; + std::istringstream(record->substr(3, 4)) >> std::hex >> addr; + std::istringstream(record->substr(7, 2)) >> std::hex >> type; + + for (i = 0; i < len; i++) { + std::istringstream(record->substr(9 + 2 * i, 2)) >> std::hex >> val; + data[i] = (unsigned char) val; + } + + return true; +} + + +/*! + * USRP control implementation for device discovery and configuration + */ +class fx2_ctrl_impl : public fx2_ctrl { +public: + fx2_ctrl_impl(uhd::transport::usb_control::sptr ctrl_transport) + { + _ctrl_transport = ctrl_transport; + } + + void usrp_fx2_reset(void){ + unsigned char reset_y = 1; + unsigned char reset_n = 0; + usrp_control_write(FX2_FIRMWARE_LOAD, 0xe600, 0, &reset_y, 1); + usrp_control_write(FX2_FIRMWARE_LOAD, 0xe600, 0, &reset_n, 1); + //wait for things to settle + boost::this_thread::sleep(boost::posix_time::milliseconds(2000)); + } + + void usrp_load_firmware(std::string filestring, bool force) + { + const char *filename = filestring.c_str(); + + hash_type hash = generate_hash(filename); + + hash_type loaded_hash; usrp_get_firmware_hash(loaded_hash); + + if (not force and (hash == loaded_hash)) return; + + //FIXME: verify types + unsigned int len; + unsigned int addr; + unsigned int type; + unsigned char data[512]; + + std::ifstream file; + file.open(filename, std::ifstream::in); + + if (!file.good()) { + throw uhd::io_error("usrp_load_firmware: cannot open firmware input file"); + } + + unsigned char reset_y = 1; + unsigned char reset_n = 0; + + //hit the reset line + if (load_img_msg) UHD_MSG(status) << "Loading firmware image: " << filestring << "..." << std::flush; + usrp_control_write(FX2_FIRMWARE_LOAD, 0xe600, 0, &reset_y, 1); + + while (!file.eof()) { + std::string record; + file >> record; + + //check for valid record + if (not checksum(&record) or not parse_record(&record, len, addr, type, data)) { + throw uhd::io_error("usrp_load_firmware: bad record checksum"); + } + + //type 0x00 is data + if (type == 0x00) { + int ret = usrp_control_write(FX2_FIRMWARE_LOAD, addr, 0, data, len); + if (ret < 0) throw uhd::io_error("usrp_load_firmware: usrp_control_write failed"); + } + //type 0x01 is end + else if (type == 0x01) { + usrp_set_firmware_hash(hash); //set hash before reset + usrp_control_write(FX2_FIRMWARE_LOAD, 0xe600, 0, &reset_n, 1); + file.close(); + + //wait for things to settle + boost::this_thread::sleep(boost::posix_time::milliseconds(1000)); + if (load_img_msg) UHD_MSG(status) << " done" << std::endl; + return; + } + //type anything else is unhandled + else { + throw uhd::io_error("usrp_load_firmware: unsupported record"); + } + } + + //file did not end + throw uhd::io_error("usrp_load_firmware: bad record"); + } + + void usrp_init(void){ + //disable + usrp_rx_enable(false); + usrp_tx_enable(false); + + //toggle resets + usrp_rx_reset(true); + usrp_tx_reset(true); + usrp_rx_reset(false); + usrp_tx_reset(false); + } + + void usrp_load_fpga(std::string filestring) + { + const char *filename = filestring.c_str(); + + hash_type hash = generate_hash(filename); + + hash_type loaded_hash; usrp_get_fpga_hash(loaded_hash); + + if (hash == loaded_hash) return; + const int ep0_size = 64; + unsigned char buf[ep0_size]; + + if (load_img_msg) UHD_MSG(status) << "Loading FPGA image: " << filestring << "..." << std::flush; + std::ifstream file; + file.open(filename, std::ios::in | std::ios::binary); + if (not file.good()) { + throw uhd::io_error("usrp_load_fpga: cannot open fpga input file"); + } + + usrp_fpga_reset(true); //holding the fpga in reset while loading + + if (usrp_control_write_cmd(VRQ_FPGA_LOAD, 0, FL_BEGIN) < 0) { + throw uhd::io_error("usrp_load_fpga: fpga load error"); + } + + while (not file.eof()) { + file.read((char *)buf, sizeof(buf)); + const std::streamsize n = file.gcount(); + if(n == 0) continue; + int ret = usrp_control_write(VRQ_FPGA_LOAD, 0, FL_XFER, buf, boost::uint16_t(n)); + if (ret < 0 or std::streamsize(ret) != n) { + throw uhd::io_error("usrp_load_fpga: fpga load error"); + } + } + + if (usrp_control_write_cmd(VRQ_FPGA_LOAD, 0, FL_END) < 0) { + throw uhd::io_error("usrp_load_fpga: fpga load error"); + } + + usrp_set_fpga_hash(hash); + + usrp_fpga_reset(false); //done loading, take fpga out of reset + + file.close(); + if (load_img_msg) UHD_MSG(status) << " done" << std::endl; + } + + void usrp_load_eeprom(std::string filestring) + { + if (load_img_msg) UHD_MSG(status) << "Loading EEPROM image: " << filestring << "..." << std::flush; + const char *filename = filestring.c_str(); + const boost::uint16_t i2c_addr = 0x50; + + unsigned int addr; + unsigned char data[256]; + unsigned char sendbuf[17]; + + std::ifstream file; + file.open(filename, std::ifstream::in); + + if (not file.good()) { + throw uhd::io_error("usrp_load_eeprom: cannot open EEPROM input file"); + } + + file.read((char *)data, 256); + std::streamsize len = file.gcount(); + + if(len == 256) { + throw uhd::io_error("usrp_load_eeprom: image size too large"); + } + + const int pagesize = 16; + addr = 0; + while(len > 0) { + sendbuf[0] = addr; + memcpy(sendbuf+1, &data[addr], len > pagesize ? pagesize : size_t(len)); + int ret = usrp_i2c_write(i2c_addr, sendbuf, (len > pagesize ? pagesize : size_t(len))+1); + if (ret < 0) { + throw uhd::io_error("usrp_load_eeprom: usrp_i2c_write failed"); + } + addr += pagesize; + len -= pagesize; + boost::this_thread::sleep(boost::posix_time::milliseconds(100)); + } + file.close(); + if (load_img_msg) UHD_MSG(status) << " done" << std::endl; + } + + + void usrp_set_led(int led_num, bool on) + { + UHD_ASSERT_THROW(usrp_control_write_cmd(VRQ_SET_LED, on, led_num) >= 0); + } + + + void usrp_get_firmware_hash(hash_type &hash) + { + UHD_ASSERT_THROW(usrp_control_read(0xa0, USRP_HASH_SLOT_0_ADDR, 0, + (unsigned char*) &hash, sizeof(hash)) >= 0); + } + + + void usrp_set_firmware_hash(hash_type hash) + { + UHD_ASSERT_THROW(usrp_control_write(0xa0, USRP_HASH_SLOT_0_ADDR, 0, + (unsigned char*) &hash, sizeof(hash)) >= 0); + + } + + + void usrp_get_fpga_hash(hash_type &hash) + { + UHD_ASSERT_THROW(usrp_control_read(0xa0, USRP_HASH_SLOT_1_ADDR, 0, + (unsigned char*) &hash, sizeof(hash)) >= 0); + } + + + void usrp_set_fpga_hash(hash_type hash) + { + UHD_ASSERT_THROW(usrp_control_write(0xa0, USRP_HASH_SLOT_1_ADDR, 0, + (unsigned char*) &hash, sizeof(hash)) >= 0); + } + + void usrp_tx_enable(bool on) + { + UHD_ASSERT_THROW(usrp_control_write_cmd(VRQ_FPGA_SET_TX_ENABLE, on, 0) >= 0); + } + + + void usrp_rx_enable(bool on) + { + UHD_ASSERT_THROW(usrp_control_write_cmd(VRQ_FPGA_SET_RX_ENABLE, on, 0) >= 0); + } + + + void usrp_tx_reset(bool on) + { + UHD_ASSERT_THROW(usrp_control_write_cmd(VRQ_FPGA_SET_TX_RESET, on, 0) >= 0); + } + + + void usrp_rx_reset(bool on) + { + UHD_ASSERT_THROW(usrp_control_write_cmd(VRQ_FPGA_SET_RX_RESET, on, 0) >= 0); + } + + void usrp_fpga_reset(bool on) + { + UHD_ASSERT_THROW(usrp_control_write_cmd(VRQ_FPGA_SET_RESET, on, 0) >= 0); + } + + int usrp_control_write(boost::uint8_t request, + boost::uint16_t value, + boost::uint16_t index, + unsigned char *buff, + boost::uint16_t length) + { + return _ctrl_transport->submit(VRT_VENDOR_OUT, // bmReqeustType + request, // bRequest + value, // wValue + index, // wIndex + buff, // data + length); // wLength + } + + + int usrp_control_read(boost::uint8_t request, + boost::uint16_t value, + boost::uint16_t index, + unsigned char *buff, + boost::uint16_t length) + { + return _ctrl_transport->submit(VRT_VENDOR_IN, // bmReqeustType + request, // bRequest + value, // wValue + index, // wIndex + buff, // data + length); // wLength + } + + + int usrp_control_write_cmd(boost::uint8_t request, boost::uint16_t value, boost::uint16_t index) + { + return usrp_control_write(request, value, index, 0, 0); + } + + void write_eeprom( + boost::uint8_t addr, + boost::uint8_t offset, + const byte_vector_t &bytes + ){ + byte_vector_t bytes_with_cmd(bytes.size() + 1); + bytes_with_cmd[0] = offset; + std::copy(bytes.begin(), bytes.end(), &bytes_with_cmd[1]); + this->write_i2c(addr, bytes_with_cmd); + } + + byte_vector_t read_eeprom( + boost::uint8_t addr, + boost::uint8_t offset, + size_t num_bytes + ){ + this->write_i2c(addr, byte_vector_t(1, offset)); + return this->read_i2c(addr, num_bytes); + } + + int usrp_i2c_write(boost::uint16_t i2c_addr, unsigned char *buf, boost::uint16_t len) + { + return usrp_control_write(VRQ_I2C_WRITE, i2c_addr, 0, buf, len); + } + + int usrp_i2c_read(boost::uint16_t i2c_addr, unsigned char *buf, boost::uint16_t len) + { + return usrp_control_read(VRQ_I2C_READ, i2c_addr, 0, buf, len); + } + + static const bool iface_debug = false; + static const size_t max_i2c_data_bytes = 64; + + void write_i2c(boost::uint8_t addr, const byte_vector_t &bytes) + { + UHD_ASSERT_THROW(bytes.size() < max_i2c_data_bytes); + + int ret = this->usrp_i2c_write(addr, (unsigned char *)&bytes.front(), bytes.size()); + + if (iface_debug && (ret < 0)) + uhd::runtime_error("USRP: failed i2c write"); + } + + byte_vector_t read_i2c(boost::uint8_t addr, size_t num_bytes) + { + UHD_ASSERT_THROW(num_bytes < max_i2c_data_bytes); + + byte_vector_t bytes(num_bytes); + int ret = this->usrp_i2c_read(addr, (unsigned char *)&bytes.front(), num_bytes); + + if (iface_debug && ((ret < 0) || (unsigned)ret < (num_bytes))) + uhd::runtime_error("USRP: failed i2c read"); + + return bytes; + } + + +private: + uhd::transport::usb_control::sptr _ctrl_transport; +}; + +/*********************************************************************** + * Public make function for fx2_ctrl interface + **********************************************************************/ +fx2_ctrl::sptr fx2_ctrl::make(uhd::transport::usb_control::sptr ctrl_transport){ + return sptr(new fx2_ctrl_impl(ctrl_transport)); +} + diff --git a/host/lib/usrp/common/fx2_ctrl.hpp b/host/lib/usrp/common/fx2_ctrl.hpp new file mode 100644 index 000000000..f2e060862 --- /dev/null +++ b/host/lib/usrp/common/fx2_ctrl.hpp @@ -0,0 +1,129 @@ +// +// Copyright 2010-2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#ifndef INCLUDED_LIBUHD_USRP_COMMON_FX2_CTRL_HPP +#define INCLUDED_LIBUHD_USRP_COMMON_FX2_CTRL_HPP + +#include <uhd/transport/usb_control.hpp> +#include <uhd/types/serial.hpp> //i2c iface +#include <boost/shared_ptr.hpp> +#include <boost/utility.hpp> + +namespace uhd{ namespace usrp{ + +class fx2_ctrl : boost::noncopyable, public uhd::i2c_iface{ +public: + typedef boost::shared_ptr<fx2_ctrl> sptr; + + /*! + * Make a usrp control object from a control transport + * \param ctrl_transport a USB control transport + * \return a new usrp control object + */ + static sptr make(uhd::transport::usb_control::sptr ctrl_transport); + + //! Call init after the fpga is loaded + virtual void usrp_init(void) = 0; + + //! For emergency situations + virtual void usrp_fx2_reset(void) = 0; + + /*! + * Load firmware in Intel HEX Format onto device + * \param filename name of firmware file + * \param force reload firmware if already loaded + */ + virtual void usrp_load_firmware(std::string filename, + bool force = false) = 0; + + /*! + * Load fpga file onto usrp + * \param filename name of fpga image + */ + virtual void usrp_load_fpga(std::string filename) = 0; + + /*! + * Load USB descriptor file in Intel HEX format into EEPROM + * \param filename name of EEPROM image + */ + virtual void usrp_load_eeprom(std::string filestring) = 0; + + /*! + * Submit an IN transfer + * \param request device specific request + * \param value device specific field + * \param index device specific field + * \param buff buffer to place data + * \return number of bytes read or error + */ + virtual int usrp_control_read(boost::uint8_t request, + boost::uint16_t value, + boost::uint16_t index, + unsigned char *buff, + boost::uint16_t length) = 0; + + /*! + * Submit an OUT transfer + * \param request device specific request + * \param value device specific field + * \param index device specific field + * \param buff buffer of data to be sent + * \return number of bytes written or error + */ + virtual int usrp_control_write(boost::uint8_t request, + boost::uint16_t value, + boost::uint16_t index, + unsigned char *buff, + boost::uint16_t length) = 0; + + /*! + * Perform an I2C write + * \param i2c_addr I2C device address + * \param buf data to be written + * \param len length of data in bytes + * \return number of bytes written or error + */ + + virtual int usrp_i2c_write(boost::uint16_t i2c_addr, + unsigned char *buf, + boost::uint16_t len) = 0; + + /*! + * Perform an I2C read + * \param i2c_addr I2C device address + * \param buf data to be read + * \param len length of data in bytes + * \return number of bytes read or error + */ + + virtual int usrp_i2c_read(boost::uint16_t i2c_addr, + unsigned char *buf, + boost::uint16_t len) = 0; + + //! enable/disable the rx path + virtual void usrp_rx_enable(bool on) = 0; + + //! enable/disable the tx path + virtual void usrp_tx_enable(bool on) = 0; + + //! reset the fpga + virtual void usrp_fpga_reset(bool on) = 0; +}; + +}} //namespace uhd::usrp + +#endif /* INCLUDED_LIBUHD_USRP_COMMON_FX2_CTRL_HPP */ diff --git a/host/lib/usrp/common/recv_packet_demuxer.cpp b/host/lib/usrp/common/recv_packet_demuxer.cpp new file mode 100644 index 000000000..f2cfe3bb0 --- /dev/null +++ b/host/lib/usrp/common/recv_packet_demuxer.cpp @@ -0,0 +1,87 @@ +// +// Copyright 2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include "recv_packet_demuxer.hpp" +#include <uhd/utils/msg.hpp> +#include <uhd/utils/byteswap.hpp> +#include <boost/thread/mutex.hpp> +#include <queue> +#include <deque> +#include <vector> + +using namespace uhd; +using namespace uhd::usrp; +using namespace uhd::transport; + +static UHD_INLINE boost::uint32_t extract_sid(managed_recv_buffer::sptr &buff){ + //ASSUME that the data is in little endian format + return uhd::wtohx(buff->cast<const boost::uint32_t *>()[1]); +} + +class recv_packet_demuxer_impl : public uhd::usrp::recv_packet_demuxer{ +public: + recv_packet_demuxer_impl( + transport::zero_copy_if::sptr transport, + const size_t size, + const boost::uint32_t sid_base + ): + _transport(transport), _sid_base(sid_base), _queues(size) + { + /* NOP */ + } + + managed_recv_buffer::sptr get_recv_buff(const size_t index, const double timeout){ + boost::mutex::scoped_lock lock(_mutex); + managed_recv_buffer::sptr buff; + + //there is already an entry in the queue, so pop that + if (not _queues[index].wrapper.empty()){ + std::swap(buff, _queues[index].wrapper.front()); + _queues[index].wrapper.pop(); + return buff; + } + + while (true){ + //otherwise call into the transport + buff = _transport->get_recv_buff(timeout); + if (buff.get() == NULL) return buff; //timeout + + //check the stream id to know which channel + const size_t rx_index = extract_sid(buff) - _sid_base; + if (rx_index == index) return buff; //got expected message + + //otherwise queue and try again + if (rx_index < _queues.size()) _queues[rx_index].wrapper.push(buff); + else UHD_MSG(error) << "Got a data packet with unknown SID " << extract_sid(buff) << std::endl; + } + } + +private: + transport::zero_copy_if::sptr _transport; + const boost::uint32_t _sid_base; + boost::mutex _mutex; + struct channel_guts_type{ + channel_guts_type(void): wrapper(container){} + std::deque<managed_recv_buffer::sptr> container; + std::queue<managed_recv_buffer::sptr> wrapper; + }; + std::vector<channel_guts_type> _queues; +}; + +recv_packet_demuxer::sptr recv_packet_demuxer::make(transport::zero_copy_if::sptr transport, const size_t size, const boost::uint32_t sid_base){ + return sptr(new recv_packet_demuxer_impl(transport, size, sid_base)); +} diff --git a/host/lib/usrp/common/recv_packet_demuxer.hpp b/host/lib/usrp/common/recv_packet_demuxer.hpp new file mode 100644 index 000000000..fde756d27 --- /dev/null +++ b/host/lib/usrp/common/recv_packet_demuxer.hpp @@ -0,0 +1,41 @@ +// +// Copyright 2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#ifndef INCLUDED_LIBUHD_USRP_COMMON_RECV_PACKET_DEMUXER_HPP +#define INCLUDED_LIBUHD_USRP_COMMON_RECV_PACKET_DEMUXER_HPP + +#include <uhd/config.hpp> +#include <uhd/transport/zero_copy.hpp> +#include <boost/shared_ptr.hpp> +#include <boost/cstdint.hpp> + +namespace uhd{ namespace usrp{ + + class recv_packet_demuxer{ + public: + typedef boost::shared_ptr<recv_packet_demuxer> sptr; + + //! Make a new demuxer from a transport and parameters + static sptr make(transport::zero_copy_if::sptr transport, const size_t size, const boost::uint32_t sid_base); + + //! Get a buffer at the given index from the transport + virtual transport::managed_recv_buffer::sptr get_recv_buff(const size_t index, const double timeout) = 0; + }; + +}} //namespace uhd::usrp + +#endif /* INCLUDED_LIBUHD_USRP_COMMON_RECV_PACKET_DEMUXER_HPP */ diff --git a/host/lib/usrp/common/validate_subdev_spec.cpp b/host/lib/usrp/common/validate_subdev_spec.cpp new file mode 100644 index 000000000..fab40b204 --- /dev/null +++ b/host/lib/usrp/common/validate_subdev_spec.cpp @@ -0,0 +1,73 @@ +// +// Copyright 2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include "validate_subdev_spec.hpp" +#include <uhd/exception.hpp> +#include <uhd/utils/assert_has.hpp> +#include <boost/foreach.hpp> +#include <boost/format.hpp> + +using namespace uhd; +using namespace uhd::usrp; + +namespace uhd{ namespace usrp{ + + static std::ostream& operator<< (std::ostream &out, const subdev_spec_pair_t &pair){ + out << pair.db_name << ":" << pair.sd_name; + return out; + } + +}} + +void uhd::usrp::validate_subdev_spec( + property_tree::sptr tree, + const subdev_spec_t &spec, + const std::string &type, + const std::string &mb +){ + const size_t num_dsps = tree->list(str(boost::format("/mboards/%s/%s_dsps") % mb % type)).size(); + + //sanity checking on the length + if (spec.size() == 0) throw uhd::value_error(str(boost::format( + "Empty %s subdevice specification is not supported.\n" + ) % type)); + if (spec.size() > num_dsps) throw uhd::value_error(str(boost::format( + "The subdevice specification \"%s\" is too long.\n" + "The user specified %u channels, but there are only %u %s dsps on mboard %s.\n" + ) % spec.to_string() % spec.size() % num_dsps % type % mb)); + + //make a list of all possible specs + subdev_spec_t all_specs; + BOOST_FOREACH(const std::string &db, tree->list(str(boost::format("/mboards/%s/dboards") % mb))){ + BOOST_FOREACH(const std::string &sd, tree->list(str(boost::format("/mboards/%s/dboards/%s/%s_frontends") % mb % db % type))){ + all_specs.push_back(subdev_spec_pair_t(db, sd)); + } + } + + //validate that the spec is possible + BOOST_FOREACH(const subdev_spec_pair_t &pair, spec){ + uhd::assert_has(all_specs, pair, str(boost::format("%s subdevice specification on mboard %s") % type % mb)); + } + + //enable selected frontends, disable others + BOOST_FOREACH(const subdev_spec_pair_t &pair, all_specs){ + const bool enb = uhd::has(spec, pair); + tree->access<bool>(str(boost::format( + "/mboards/%s/dboards/%s/%s_frontends/%s/enabled" + ) % mb % pair.db_name % type % pair.sd_name)).set(enb); + } +} diff --git a/host/lib/usrp/common/validate_subdev_spec.hpp b/host/lib/usrp/common/validate_subdev_spec.hpp new file mode 100644 index 000000000..7d9e2c309 --- /dev/null +++ b/host/lib/usrp/common/validate_subdev_spec.hpp @@ -0,0 +1,38 @@ +// +// Copyright 2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#ifndef INCLUDED_LIBUHD_USRP_COMMON_VALIDATE_SUBDEV_SPEC_HPP +#define INCLUDED_LIBUHD_USRP_COMMON_VALIDATE_SUBDEV_SPEC_HPP + +#include <uhd/config.hpp> +#include <uhd/usrp/subdev_spec.hpp> +#include <uhd/property_tree.hpp> +#include <string> + +namespace uhd{ namespace usrp{ + + //! Validate a subdev spec against a property tree + void validate_subdev_spec( + property_tree::sptr tree, + const subdev_spec_t &spec, + const std::string &type, //rx or tx + const std::string &mb = "0" + ); + +}} //namespace uhd::usrp + +#endif /* INCLUDED_LIBUHD_USRP_COMMON_VALIDATE_SUBDEV_SPEC_HPP */ diff --git a/host/lib/usrp/cores/CMakeLists.txt b/host/lib/usrp/cores/CMakeLists.txt new file mode 100644 index 000000000..aa5f0bcbb --- /dev/null +++ b/host/lib/usrp/cores/CMakeLists.txt @@ -0,0 +1,34 @@ +# +# Copyright 2011-2012 Ettus Research LLC +# +# This program is free software: you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation, either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. +# + +######################################################################## +# This file included, use CMake directory variables +######################################################################## + +INCLUDE_DIRECTORIES(${CMAKE_CURRENT_SOURCE_DIR}) + +LIBUHD_APPEND_SOURCES( + ${CMAKE_CURRENT_SOURCE_DIR}/gpio_core_200.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/i2c_core_100.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/spi_core_100.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/time64_core_200.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/rx_dsp_core_200.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/tx_dsp_core_200.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/rx_frontend_core_200.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/tx_frontend_core_200.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/user_settings_core_200.cpp +) diff --git a/host/lib/usrp/cores/gpio_core_200.cpp b/host/lib/usrp/cores/gpio_core_200.cpp new file mode 100644 index 000000000..d756097ff --- /dev/null +++ b/host/lib/usrp/cores/gpio_core_200.cpp @@ -0,0 +1,100 @@ +// +// Copyright 2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include "gpio_core_200.hpp" +#include <uhd/types/dict.hpp> + +#define REG_GPIO_IDLE _base + 0 +#define REG_GPIO_RX_ONLY _base + 4 +#define REG_GPIO_TX_ONLY _base + 8 +#define REG_GPIO_BOTH _base + 12 +#define REG_GPIO_DDR _base + 16 + +using namespace uhd; +using namespace usrp; + +class gpio_core_200_impl : public gpio_core_200{ +public: + gpio_core_200_impl(wb_iface::sptr iface, const size_t base, const size_t rb_addr): + _iface(iface), _base(base), _rb_addr(rb_addr) { /* NOP */ } + + void set_pin_ctrl(const unit_t unit, const boost::uint16_t value){ + _pin_ctrl[unit] = value; //shadow + this->update(); //full update + } + + void set_atr_reg(const unit_t unit, const atr_reg_t atr, const boost::uint16_t value){ + _atr_regs[unit][atr] = value; //shadow + this->update(); //full update + } + + void set_gpio_ddr(const unit_t unit, const boost::uint16_t value){ + _gpio_ddr[unit] = value; //shadow + _iface->poke32(REG_GPIO_DDR, //update the 32 bit register + (boost::uint32_t(_gpio_ddr[dboard_iface::UNIT_RX]) << unit2shit(dboard_iface::UNIT_RX)) | + (boost::uint32_t(_gpio_ddr[dboard_iface::UNIT_TX]) << unit2shit(dboard_iface::UNIT_TX)) + ); + } + + void set_gpio_out(const unit_t unit, const boost::uint16_t value){ + _gpio_out[unit] = value; //shadow + this->update(); //full update + } + + boost::uint16_t read_gpio(const unit_t unit){ + return boost::uint16_t(_iface->peek32(_rb_addr) >> unit2shit(unit)); + } + +private: + wb_iface::sptr _iface; + const size_t _base; + const size_t _rb_addr; + + uhd::dict<unit_t, boost::uint16_t> _pin_ctrl, _gpio_out, _gpio_ddr; + uhd::dict<unit_t, uhd::dict<atr_reg_t, boost::uint16_t> > _atr_regs; + + unsigned unit2shit(const unit_t unit){ + return (unit == dboard_iface::UNIT_RX)? 0 : 16; + } + + void update(void){ + this->update(dboard_iface::ATR_REG_IDLE, REG_GPIO_IDLE); + this->update(dboard_iface::ATR_REG_TX_ONLY, REG_GPIO_TX_ONLY); + this->update(dboard_iface::ATR_REG_RX_ONLY, REG_GPIO_RX_ONLY); + this->update(dboard_iface::ATR_REG_FULL_DUPLEX, REG_GPIO_BOTH); + } + + void update(const atr_reg_t atr, const size_t addr){ + const boost::uint32_t atr_val = + (boost::uint32_t(_atr_regs[dboard_iface::UNIT_RX][atr]) << unit2shit(dboard_iface::UNIT_RX)) | + (boost::uint32_t(_atr_regs[dboard_iface::UNIT_TX][atr]) << unit2shit(dboard_iface::UNIT_TX)); + + const boost::uint32_t gpio_val = + (boost::uint32_t(_gpio_out[dboard_iface::UNIT_RX]) << unit2shit(dboard_iface::UNIT_RX)) | + (boost::uint32_t(_gpio_out[dboard_iface::UNIT_TX]) << unit2shit(dboard_iface::UNIT_TX)); + + const boost::uint32_t ctrl = + (boost::uint32_t(_pin_ctrl[dboard_iface::UNIT_RX]) << unit2shit(dboard_iface::UNIT_RX)) | + (boost::uint32_t(_pin_ctrl[dboard_iface::UNIT_TX]) << unit2shit(dboard_iface::UNIT_TX)); + _iface->poke32(addr, (ctrl & atr_val) | ((~ctrl) & gpio_val)); + } + +}; + +gpio_core_200::sptr gpio_core_200::make(wb_iface::sptr iface, const size_t base, const size_t rb_addr){ + return sptr(new gpio_core_200_impl(iface, base, rb_addr)); +} diff --git a/host/lib/usrp/cores/gpio_core_200.hpp b/host/lib/usrp/cores/gpio_core_200.hpp new file mode 100644 index 000000000..278575874 --- /dev/null +++ b/host/lib/usrp/cores/gpio_core_200.hpp @@ -0,0 +1,52 @@ +// +// Copyright 2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#ifndef INCLUDED_LIBUHD_USRP_GPIO_CORE_200_HPP +#define INCLUDED_LIBUHD_USRP_GPIO_CORE_200_HPP + +#include <uhd/config.hpp> +#include <uhd/usrp/dboard_iface.hpp> +#include <boost/cstdint.hpp> +#include <boost/utility.hpp> +#include <boost/shared_ptr.hpp> +#include "wb_iface.hpp" + +class gpio_core_200 : boost::noncopyable{ +public: + typedef boost::shared_ptr<gpio_core_200> sptr; + + typedef uhd::usrp::dboard_iface::unit_t unit_t; + typedef uhd::usrp::dboard_iface::atr_reg_t atr_reg_t; + + //! makes a new GPIO core from iface and slave base + static sptr make(wb_iface::sptr iface, const size_t base, const size_t rb_addr); + + //! 1 = ATR + virtual void set_pin_ctrl(const unit_t unit, const boost::uint16_t value) = 0; + + virtual void set_atr_reg(const unit_t unit, const atr_reg_t atr, const boost::uint16_t value) = 0; + + //! 1 = OUTPUT + virtual void set_gpio_ddr(const unit_t unit, const boost::uint16_t value) = 0; + + virtual void set_gpio_out(const unit_t unit, const boost::uint16_t value) = 0; + + virtual boost::uint16_t read_gpio(const unit_t unit) = 0; + +}; + +#endif /* INCLUDED_LIBUHD_USRP_GPIO_CORE_200_HPP */ diff --git a/host/lib/usrp/cores/i2c_core_100.cpp b/host/lib/usrp/cores/i2c_core_100.cpp new file mode 100644 index 000000000..ceeb3f518 --- /dev/null +++ b/host/lib/usrp/cores/i2c_core_100.cpp @@ -0,0 +1,140 @@ +// +// Copyright 2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include "i2c_core_100.hpp" +#include <uhd/exception.hpp> +#include <uhd/utils/msg.hpp> +#include <boost/thread/thread.hpp> //sleep + +#define REG_I2C_PRESCALER_LO _base + 0 +#define REG_I2C_PRESCALER_HI _base + 2 +#define REG_I2C_CTRL _base + 4 +#define REG_I2C_DATA _base + 6 +#define REG_I2C_CMD_STATUS _base + 8 + +// +// STA, STO, RD, WR, and IACK bits are cleared automatically +// + +#define I2C_CTRL_EN (1 << 7) // core enable +#define I2C_CTRL_IE (1 << 6) // interrupt enable + +#define I2C_CMD_START (1 << 7) // generate (repeated) start condition +#define I2C_CMD_STOP (1 << 6) // generate stop condition +#define I2C_CMD_RD (1 << 5) // read from slave +#define I2C_CMD_WR (1 << 4) // write to slave +#define I2C_CMD_NACK (1 << 3) // when a rcvr, send ACK (ACK=0) or NACK (ACK=1) +#define I2C_CMD_RSVD_2 (1 << 2) // reserved +#define I2C_CMD_RSVD_1 (1 << 1) // reserved +#define I2C_CMD_IACK (1 << 0) // set to clear pending interrupt + +#define I2C_ST_RXACK (1 << 7) // Received acknowledgement from slave (1 = NAK, 0 = ACK) +#define I2C_ST_BUSY (1 << 6) // 1 after START signal detected; 0 after STOP signal detected +#define I2C_ST_AL (1 << 5) // Arbitration lost. 1 when core lost arbitration +#define I2C_ST_RSVD_4 (1 << 4) // reserved +#define I2C_ST_RSVD_3 (1 << 3) // reserved +#define I2C_ST_RSVD_2 (1 << 2) // reserved +#define I2C_ST_TIP (1 << 1) // Transfer-in-progress +#define I2C_ST_IP (1 << 0) // Interrupt pending + +using namespace uhd; + +class i2c_core_100_impl : public i2c_core_100{ +public: + i2c_core_100_impl(wb_iface::sptr iface, const size_t base): + _iface(iface), _base(base) + { + //init I2C FPGA interface. + _iface->poke16(REG_I2C_CTRL, 0x0000); + //set prescalers to operate at 400kHz: WB_CLK is 64MHz... + static const boost::uint32_t i2c_datarate = 400000; + static const boost::uint32_t wishbone_clk = 64000000; //FIXME should go somewhere else + boost::uint16_t prescaler = wishbone_clk / (i2c_datarate*5) - 1; + _iface->poke16(REG_I2C_PRESCALER_LO, prescaler & 0xFF); + _iface->poke16(REG_I2C_PRESCALER_HI, (prescaler >> 8) & 0xFF); + _iface->poke16(REG_I2C_CTRL, I2C_CTRL_EN); //enable I2C core + } + + void write_i2c( + boost::uint8_t addr, + const byte_vector_t &bytes + ){ + _iface->poke16(REG_I2C_DATA, (addr << 1) | 0); //addr and read bit (0) + _iface->poke16(REG_I2C_CMD_STATUS, I2C_CMD_WR | I2C_CMD_START | (bytes.size() == 0 ? I2C_CMD_STOP : 0)); + + //wait for previous transfer to complete + if (not wait_chk_ack()) { + _iface->poke16(REG_I2C_CMD_STATUS, I2C_CMD_STOP); + return; + } + + for (size_t i = 0; i < bytes.size(); i++) { + _iface->poke16(REG_I2C_DATA, bytes[i]); + _iface->poke16(REG_I2C_CMD_STATUS, I2C_CMD_WR | ((i == (bytes.size() - 1)) ? I2C_CMD_STOP : 0)); + if(!wait_chk_ack()) { + _iface->poke16(REG_I2C_CMD_STATUS, I2C_CMD_STOP); + return; + } + } + } + + byte_vector_t read_i2c( + boost::uint8_t addr, + size_t num_bytes + ){ + byte_vector_t bytes; + if (num_bytes == 0) return bytes; + + while (_iface->peek16(REG_I2C_CMD_STATUS) & I2C_ST_BUSY){ + /* NOP */ + } + + _iface->poke16(REG_I2C_DATA, (addr << 1) | 1); //addr and read bit (1) + _iface->poke16(REG_I2C_CMD_STATUS, I2C_CMD_WR | I2C_CMD_START); + //wait for previous transfer to complete + if (not wait_chk_ack()) { + _iface->poke16(REG_I2C_CMD_STATUS, I2C_CMD_STOP); + } + for (size_t i = 0; i < num_bytes; i++) { + _iface->poke16(REG_I2C_CMD_STATUS, I2C_CMD_RD | ((num_bytes == i+1) ? (I2C_CMD_STOP | I2C_CMD_NACK) : 0)); + i2c_wait(); + bytes.push_back(boost::uint8_t(_iface->peek16(REG_I2C_DATA))); + } + return bytes; + } + +private: + void i2c_wait(void) { + for (size_t i = 0; i < 100; i++){ + if ((_iface->peek16(REG_I2C_CMD_STATUS) & I2C_ST_TIP) == 0) return; + boost::this_thread::sleep(boost::posix_time::milliseconds(1)); + } + UHD_MSG(error) << "i2c_core_100: i2c_wait timeout" << std::endl; + } + + bool wait_chk_ack(void){ + i2c_wait(); + return (_iface->peek16(REG_I2C_CMD_STATUS) & I2C_ST_RXACK) == 0; + } + + wb_iface::sptr _iface; + const size_t _base; +}; + +i2c_core_100::sptr i2c_core_100::make(wb_iface::sptr iface, const size_t base){ + return sptr(new i2c_core_100_impl(iface, base)); +} diff --git a/host/lib/usrp/cores/i2c_core_100.hpp b/host/lib/usrp/cores/i2c_core_100.hpp new file mode 100644 index 000000000..f7a5ae4f7 --- /dev/null +++ b/host/lib/usrp/cores/i2c_core_100.hpp @@ -0,0 +1,35 @@ +// +// Copyright 2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#ifndef INCLUDED_LIBUHD_USRP_I2C_CORE_100_HPP +#define INCLUDED_LIBUHD_USRP_I2C_CORE_100_HPP + +#include <uhd/config.hpp> +#include <uhd/types/serial.hpp> +#include <boost/utility.hpp> +#include <boost/shared_ptr.hpp> +#include "wb_iface.hpp" + +class i2c_core_100 : boost::noncopyable, public uhd::i2c_iface{ +public: + typedef boost::shared_ptr<i2c_core_100> sptr; + + //! makes a new i2c core from iface and slave base + static sptr make(wb_iface::sptr iface, const size_t base); +}; + +#endif /* INCLUDED_LIBUHD_USRP_I2C_CORE_100_HPP */ diff --git a/host/lib/usrp/cores/rx_dsp_core_200.cpp b/host/lib/usrp/cores/rx_dsp_core_200.cpp new file mode 100644 index 000000000..4b60f111c --- /dev/null +++ b/host/lib/usrp/cores/rx_dsp_core_200.cpp @@ -0,0 +1,262 @@ +// +// Copyright 2011-2012 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include "rx_dsp_core_200.hpp" +#include <uhd/types/dict.hpp> +#include <uhd/exception.hpp> +#include <uhd/utils/msg.hpp> +#include <uhd/utils/algorithm.hpp> +#include <boost/assign/list_of.hpp> +#include <boost/thread/thread.hpp> //thread sleep +#include <boost/math/special_functions/round.hpp> +#include <boost/math/special_functions/sign.hpp> +#include <algorithm> +#include <cmath> + +#define REG_DSP_RX_FREQ _dsp_base + 0 +#define REG_DSP_RX_SCALE_IQ _dsp_base + 4 +#define REG_DSP_RX_DECIM _dsp_base + 8 +#define REG_DSP_RX_MUX _dsp_base + 12 + +#define FLAG_DSP_RX_MUX_SWAP_IQ (1 << 0) +#define FLAG_DSP_RX_MUX_REAL_MODE (1 << 1) + +#define REG_RX_CTRL_STREAM_CMD _ctrl_base + 0 +#define REG_RX_CTRL_TIME_HI _ctrl_base + 4 +#define REG_RX_CTRL_TIME_LO _ctrl_base + 8 +#define REG_RX_CTRL_CLEAR _ctrl_base + 12 +#define REG_RX_CTRL_VRT_HDR _ctrl_base + 16 +#define REG_RX_CTRL_VRT_SID _ctrl_base + 20 +#define REG_RX_CTRL_VRT_TLR _ctrl_base + 24 +#define REG_RX_CTRL_NSAMPS_PP _ctrl_base + 28 +#define REG_RX_CTRL_NCHANNELS _ctrl_base + 32 +#define REG_RX_CTRL_FORMAT REG_RX_CTRL_CLEAR //re-use clear address + +template <class T> T ceil_log2(T num){ + return std::ceil(std::log(num)/std::log(T(2))); +} + +using namespace uhd; + +class rx_dsp_core_200_impl : public rx_dsp_core_200{ +public: + rx_dsp_core_200_impl( + wb_iface::sptr iface, + const size_t dsp_base, const size_t ctrl_base, + const boost::uint32_t sid, const bool lingering_packet + ): + _iface(iface), _dsp_base(dsp_base), _ctrl_base(ctrl_base), _sid(sid) + { + //init to something so update method has reasonable defaults + _scaling_adjustment = 1.0; + _dsp_extra_scaling = 1.0; + + //This is a hack/fix for the lingering packet problem. + //The caller should also flush the recv transports + if (lingering_packet){ + stream_cmd_t stream_cmd(stream_cmd_t::STREAM_MODE_NUM_SAMPS_AND_DONE); + stream_cmd.num_samps = 1; + issue_stream_command(stream_cmd); + boost::this_thread::sleep(boost::posix_time::milliseconds(10)); //lets lingering pkt propagate + } + + this->clear(); + } + + void clear(void){ + _iface->poke32(REG_RX_CTRL_CLEAR, 1); //reset + _iface->poke32(REG_RX_CTRL_NCHANNELS, 1); + _iface->poke32(REG_RX_CTRL_VRT_HDR, 0 + | (0x1 << 28) //if data with stream id + | (0x1 << 26) //has trailer + | (0x1 << 20) //fractional time sample count + ); + _iface->poke32(REG_RX_CTRL_VRT_SID, _sid); + _iface->poke32(REG_RX_CTRL_VRT_TLR, 0); + } + + void set_nsamps_per_packet(const size_t nsamps){ + _iface->poke32(REG_RX_CTRL_NSAMPS_PP, nsamps); + } + + void issue_stream_command(const stream_cmd_t &stream_cmd){ + UHD_ASSERT_THROW(stream_cmd.num_samps <= 0x0fffffff); + _continuous_streaming = stream_cmd.stream_mode == stream_cmd_t::STREAM_MODE_START_CONTINUOUS; + + //setup the mode to instruction flags + typedef boost::tuple<bool, bool, bool, bool> inst_t; + static const uhd::dict<stream_cmd_t::stream_mode_t, inst_t> mode_to_inst = boost::assign::map_list_of + //reload, chain, samps, stop + (stream_cmd_t::STREAM_MODE_START_CONTINUOUS, inst_t(true, true, false, false)) + (stream_cmd_t::STREAM_MODE_STOP_CONTINUOUS, inst_t(false, false, false, true)) + (stream_cmd_t::STREAM_MODE_NUM_SAMPS_AND_DONE, inst_t(false, false, true, false)) + (stream_cmd_t::STREAM_MODE_NUM_SAMPS_AND_MORE, inst_t(false, true, true, false)) + ; + + //setup the instruction flag values + bool inst_reload, inst_chain, inst_samps, inst_stop; + boost::tie(inst_reload, inst_chain, inst_samps, inst_stop) = mode_to_inst[stream_cmd.stream_mode]; + + //calculate the word from flags and length + boost::uint32_t cmd_word = 0; + cmd_word |= boost::uint32_t((stream_cmd.stream_now)? 1 : 0) << 31; + cmd_word |= boost::uint32_t((inst_chain)? 1 : 0) << 30; + cmd_word |= boost::uint32_t((inst_reload)? 1 : 0) << 29; + cmd_word |= boost::uint32_t((inst_stop)? 1 : 0) << 28; + cmd_word |= (inst_samps)? stream_cmd.num_samps : ((inst_stop)? 0 : 1); + + //issue the stream command + _iface->poke32(REG_RX_CTRL_STREAM_CMD, cmd_word); + const boost::uint64_t ticks = (stream_cmd.stream_now)? 0 : stream_cmd.time_spec.to_ticks(_tick_rate); + _iface->poke32(REG_RX_CTRL_TIME_HI, boost::uint32_t(ticks >> 32)); + _iface->poke32(REG_RX_CTRL_TIME_LO, boost::uint32_t(ticks >> 0)); //latches the command + } + + void set_mux(const std::string &mode, const bool fe_swapped){ + static const uhd::dict<std::string, boost::uint32_t> mode_to_mux = boost::assign::map_list_of + ("IQ", 0) + ("QI", FLAG_DSP_RX_MUX_SWAP_IQ) + ("I", FLAG_DSP_RX_MUX_REAL_MODE) + ("Q", FLAG_DSP_RX_MUX_SWAP_IQ | FLAG_DSP_RX_MUX_REAL_MODE) + ; + _iface->poke32(REG_DSP_RX_MUX, mode_to_mux[mode] ^ (fe_swapped? FLAG_DSP_RX_MUX_SWAP_IQ : 0)); + } + + void set_tick_rate(const double rate){ + _tick_rate = rate; + } + + void set_link_rate(const double rate){ + //_link_rate = rate/sizeof(boost::uint32_t); //in samps/s + _link_rate = rate/sizeof(boost::uint16_t); //in samps/s (allows for 8sc) + } + + uhd::meta_range_t get_host_rates(void){ + meta_range_t range; + for (int rate = 512; rate > 256; rate -= 4){ + range.push_back(range_t(_tick_rate/rate)); + } + for (int rate = 256; rate > 128; rate -= 2){ + range.push_back(range_t(_tick_rate/rate)); + } + for (int rate = 128; rate >= int(std::ceil(_tick_rate/_link_rate)); rate -= 1){ + range.push_back(range_t(_tick_rate/rate)); + } + return range; + } + + double set_host_rate(const double rate){ + const size_t decim_rate = boost::math::iround(_tick_rate/this->get_host_rates().clip(rate, true)); + size_t decim = decim_rate; + + //determine which half-band filters are activated + int hb0 = 0, hb1 = 0; + if (decim % 2 == 0){ + hb0 = 1; + decim /= 2; + } + if (decim % 2 == 0){ + hb1 = 1; + decim /= 2; + } + + _iface->poke32(REG_DSP_RX_DECIM, (hb1 << 9) | (hb0 << 8) | (decim & 0xff)); + + // Calculate CIC decimation (i.e., without halfband decimators) + // Calculate closest multiplier constant to reverse gain absent scale multipliers + const double rate_pow = std::pow(double(decim & 0xff), 4); + _scaling_adjustment = std::pow(2, ceil_log2(rate_pow))/(1.65*rate_pow); + this->update_scalar(); + + return _tick_rate/decim_rate; + } + + void update_scalar(void){ + const double target_scalar = (1 << 16)*_scaling_adjustment/_dsp_extra_scaling; + const boost::int32_t actual_scalar = boost::math::iround(target_scalar); + _fxpt_scalar_correction = target_scalar/actual_scalar; //should be small + _iface->poke32(REG_DSP_RX_SCALE_IQ, actual_scalar); + } + + double get_scaling_adjustment(void){ + return _fxpt_scalar_correction*_host_extra_scaling/32767.; + } + + double set_freq(const double freq_){ + //correct for outside of rate (wrap around) + double freq = std::fmod(freq_, _tick_rate); + if (std::abs(freq) > _tick_rate/2.0) + freq -= boost::math::sign(freq)*_tick_rate; + + //calculate the freq register word (signed) + UHD_ASSERT_THROW(std::abs(freq) <= _tick_rate/2.0); + static const double scale_factor = std::pow(2.0, 32); + const boost::int32_t freq_word = boost::int32_t(boost::math::round((freq / _tick_rate) * scale_factor)); + + //update the actual frequency + const double actual_freq = (double(freq_word) / scale_factor) * _tick_rate; + + _iface->poke32(REG_DSP_RX_FREQ, boost::uint32_t(freq_word)); + + return actual_freq; + } + + uhd::meta_range_t get_freq_range(void){ + return uhd::meta_range_t(-_tick_rate/2, +_tick_rate/2, _tick_rate/std::pow(2.0, 32)); + } + + void handle_overflow(void){ + if (_continuous_streaming) issue_stream_command(stream_cmd_t::STREAM_MODE_START_CONTINUOUS); + } + + void setup(const uhd::stream_args_t &stream_args){ + if (not stream_args.args.has_key("noclear")) this->clear(); + + unsigned format_word = 0; + if (stream_args.otw_format == "sc16"){ + format_word = 0; + _dsp_extra_scaling = 1.0; + _host_extra_scaling = 1.0; + } + else if (stream_args.otw_format == "sc8"){ + format_word = (1 << 0); + double peak = stream_args.args.cast<double>("peak", 1.0); + peak = std::max(peak, 1.0/256); + _host_extra_scaling = peak*256; + _dsp_extra_scaling = peak*256; + } + else throw uhd::value_error("USRP RX cannot handle requested wire format: " + stream_args.otw_format); + + _host_extra_scaling *= stream_args.args.cast<double>("fullscale", 1.0); + + this->update_scalar(); + + _iface->poke32(REG_RX_CTRL_FORMAT, format_word); + } + +private: + wb_iface::sptr _iface; + const size_t _dsp_base, _ctrl_base; + double _tick_rate, _link_rate; + bool _continuous_streaming; + double _scaling_adjustment, _dsp_extra_scaling, _host_extra_scaling, _fxpt_scalar_correction; + const boost::uint32_t _sid; +}; + +rx_dsp_core_200::sptr rx_dsp_core_200::make(wb_iface::sptr iface, const size_t dsp_base, const size_t ctrl_base, const boost::uint32_t sid, const bool lingering_packet){ + return sptr(new rx_dsp_core_200_impl(iface, dsp_base, ctrl_base, sid, lingering_packet)); +} diff --git a/host/lib/usrp/cores/rx_dsp_core_200.hpp b/host/lib/usrp/cores/rx_dsp_core_200.hpp new file mode 100644 index 000000000..b01f751e9 --- /dev/null +++ b/host/lib/usrp/cores/rx_dsp_core_200.hpp @@ -0,0 +1,67 @@ +// +// Copyright 2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#ifndef INCLUDED_LIBUHD_USRP_RX_DSP_CORE_200_HPP +#define INCLUDED_LIBUHD_USRP_RX_DSP_CORE_200_HPP + +#include <uhd/config.hpp> +#include <uhd/stream.hpp> +#include <uhd/types/ranges.hpp> +#include <boost/utility.hpp> +#include <boost/shared_ptr.hpp> +#include <uhd/types/stream_cmd.hpp> +#include "wb_iface.hpp" +#include <string> + +class rx_dsp_core_200 : boost::noncopyable{ +public: + typedef boost::shared_ptr<rx_dsp_core_200> sptr; + + static sptr make( + wb_iface::sptr iface, + const size_t dsp_base, const size_t ctrl_base, + const boost::uint32_t sid, const bool lingering_packet = false + ); + + virtual void clear(void) = 0; + + virtual void set_nsamps_per_packet(const size_t nsamps) = 0; + + virtual void issue_stream_command(const uhd::stream_cmd_t &stream_cmd) = 0; + + virtual void set_mux(const std::string &mode, const bool fe_swapped = false) = 0; + + virtual void set_tick_rate(const double rate) = 0; + + virtual void set_link_rate(const double rate) = 0; + + virtual double set_host_rate(const double rate) = 0; + + virtual uhd::meta_range_t get_host_rates(void) = 0; + + virtual double get_scaling_adjustment(void) = 0; + + virtual uhd::meta_range_t get_freq_range(void) = 0; + + virtual double set_freq(const double freq) = 0; + + virtual void handle_overflow(void) = 0; + + virtual void setup(const uhd::stream_args_t &stream_args) = 0; +}; + +#endif /* INCLUDED_LIBUHD_USRP_RX_DSP_CORE_200_HPP */ diff --git a/host/lib/usrp/cores/rx_frontend_core_200.cpp b/host/lib/usrp/cores/rx_frontend_core_200.cpp new file mode 100644 index 000000000..1813758da --- /dev/null +++ b/host/lib/usrp/cores/rx_frontend_core_200.cpp @@ -0,0 +1,80 @@ +// +// Copyright 2011-2012 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include "rx_frontend_core_200.hpp" +#include <boost/math/special_functions/round.hpp> + +#define REG_RX_FE_SWAP_IQ _base + 0 //lower bit +#define REG_RX_FE_MAG_CORRECTION _base + 4 //18 bits +#define REG_RX_FE_PHASE_CORRECTION _base + 8 //18 bits +#define REG_RX_FE_OFFSET_I _base + 12 //18 bits +#define REG_RX_FE_OFFSET_Q _base + 16 //18 bits + +#define OFFSET_FIXED (1ul << 31) +#define OFFSET_SET (1ul << 30) +#define FLAG_MASK (OFFSET_FIXED | OFFSET_SET) + +static boost::uint32_t fs_to_bits(const double num, const size_t bits){ + return boost::int32_t(boost::math::round(num * (1 << (bits-1)))); +} + + +class rx_frontend_core_200_impl : public rx_frontend_core_200{ +public: + rx_frontend_core_200_impl(wb_iface::sptr iface, const size_t base): + _iface(iface), _base(base) + { + //NOP + } + + void set_mux(const bool swap){ + _iface->poke32(REG_RX_FE_SWAP_IQ, swap? 1 : 0); + } + + void set_dc_offset_auto(const bool enb){ + this->set_dc_offset(enb? 0 : OFFSET_FIXED); + } + + std::complex<double> set_dc_offset(const std::complex<double> &off){ + static const double scaler = double(1ul << 29); + _i_dc_off = boost::math::iround(off.real()*scaler); + _q_dc_off = boost::math::iround(off.imag()*scaler); + + this->set_dc_offset(OFFSET_SET | OFFSET_FIXED); + + return std::complex<double>(_i_dc_off/scaler, _q_dc_off/scaler); + } + + void set_dc_offset(const boost::uint32_t flags){ + _iface->poke32(REG_RX_FE_OFFSET_I, flags | (_i_dc_off & ~FLAG_MASK)); + _iface->poke32(REG_RX_FE_OFFSET_Q, flags | (_q_dc_off & ~FLAG_MASK)); + } + + void set_iq_balance(const std::complex<double> &cor){ + _iface->poke32(REG_RX_FE_MAG_CORRECTION, fs_to_bits(cor.real(), 18)); + _iface->poke32(REG_RX_FE_PHASE_CORRECTION, fs_to_bits(cor.imag(), 18)); + } + +private: + boost::int32_t _i_dc_off, _q_dc_off; + wb_iface::sptr _iface; + const size_t _base; +}; + +rx_frontend_core_200::sptr rx_frontend_core_200::make(wb_iface::sptr iface, const size_t base){ + return sptr(new rx_frontend_core_200_impl(iface, base)); +} diff --git a/host/lib/usrp/cores/rx_frontend_core_200.hpp b/host/lib/usrp/cores/rx_frontend_core_200.hpp new file mode 100644 index 000000000..5755424c8 --- /dev/null +++ b/host/lib/usrp/cores/rx_frontend_core_200.hpp @@ -0,0 +1,44 @@ +// +// Copyright 2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#ifndef INCLUDED_LIBUHD_USRP_TX_FRONTEND_CORE_200_HPP +#define INCLUDED_LIBUHD_USRP_TX_FRONTEND_CORE_200_HPP + +#include <uhd/config.hpp> +#include <boost/utility.hpp> +#include <boost/shared_ptr.hpp> +#include "wb_iface.hpp" +#include <complex> +#include <string> + +class rx_frontend_core_200 : boost::noncopyable{ +public: + typedef boost::shared_ptr<rx_frontend_core_200> sptr; + + static sptr make(wb_iface::sptr iface, const size_t base); + + virtual void set_mux(const bool swap) = 0; + + virtual void set_dc_offset_auto(const bool enb) = 0; + + virtual std::complex<double> set_dc_offset(const std::complex<double> &off) = 0; + + virtual void set_iq_balance(const std::complex<double> &cor) = 0; + +}; + +#endif /* INCLUDED_LIBUHD_USRP_TX_FRONTEND_CORE_200_HPP */ diff --git a/host/lib/usrp/cores/spi_core_100.cpp b/host/lib/usrp/cores/spi_core_100.cpp new file mode 100644 index 000000000..d11a499a9 --- /dev/null +++ b/host/lib/usrp/cores/spi_core_100.cpp @@ -0,0 +1,88 @@ +// +// Copyright 2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include "spi_core_100.hpp" +#include <uhd/exception.hpp> +#include <uhd/utils/msg.hpp> +#include <boost/thread/thread.hpp> //sleep + +#define REG_SPI_TXRX0 _base + 0 +#define REG_SPI_TXRX1 _base + 4 +#define REG_SPI_TXRX2 _base + 8 +#define REG_SPI_TXRX3 _base + 12 +#define REG_SPI_CTRL _base + 16 +#define REG_SPI_DIV _base + 20 +#define REG_SPI_SS _base + 24 + +//spi ctrl register bit definitions +#define SPI_CTRL_ASS (1<<13) +#define SPI_CTRL_IE (1<<12) +#define SPI_CTRL_LSB (1<<11) +#define SPI_CTRL_TXNEG (1<<10) //mosi edge, push on falling edge when 1 +#define SPI_CTRL_RXNEG (1<< 9) //miso edge, latch on falling edge when 1 +#define SPI_CTRL_GO_BSY (1<< 8) +#define SPI_CTRL_CHAR_LEN_MASK 0x7F + +using namespace uhd; + +class spi_core_100_impl : public spi_core_100{ +public: + spi_core_100_impl(wb_iface::sptr iface, const size_t base): + _iface(iface), _base(base) { /* NOP */} + + boost::uint32_t transact_spi( + int which_slave, + const spi_config_t &config, + boost::uint32_t data, + size_t num_bits, + bool readback + ){ + UHD_ASSERT_THROW(num_bits <= 32 and (num_bits % 8) == 0); + + int edge_flags = ((config.miso_edge==spi_config_t::EDGE_FALL) ? SPI_CTRL_RXNEG : 0) | + ((config.mosi_edge==spi_config_t::EDGE_FALL) ? 0 : SPI_CTRL_TXNEG) + ; + boost::uint16_t ctrl = SPI_CTRL_ASS | (SPI_CTRL_CHAR_LEN_MASK & num_bits) | edge_flags; + + spi_wait(); + _iface->poke16(REG_SPI_DIV, 0x0001); // = fpga_clk / 4 + _iface->poke32(REG_SPI_SS, which_slave & 0xFFFF); + _iface->poke32(REG_SPI_TXRX0, data); + _iface->poke16(REG_SPI_CTRL, ctrl); + _iface->poke16(REG_SPI_CTRL, ctrl | SPI_CTRL_GO_BSY); + + if (not readback) return 0; + spi_wait(); + return _iface->peek32(REG_SPI_TXRX0); + } + +private: + void spi_wait(void) { + for (size_t i = 0; i < 100; i++){ + if ((_iface->peek16(REG_SPI_CTRL) & SPI_CTRL_GO_BSY) == 0) return; + boost::this_thread::sleep(boost::posix_time::milliseconds(1)); + } + UHD_MSG(error) << "spi_core_100: spi_wait timeout" << std::endl; + } + + wb_iface::sptr _iface; + const size_t _base; +}; + +spi_core_100::sptr spi_core_100::make(wb_iface::sptr iface, const size_t base){ + return sptr(new spi_core_100_impl(iface, base)); +} diff --git a/host/lib/usrp/cores/spi_core_100.hpp b/host/lib/usrp/cores/spi_core_100.hpp new file mode 100644 index 000000000..87d328aaa --- /dev/null +++ b/host/lib/usrp/cores/spi_core_100.hpp @@ -0,0 +1,35 @@ +// +// Copyright 2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#ifndef INCLUDED_LIBUHD_USRP_SPI_CORE_100_HPP +#define INCLUDED_LIBUHD_USRP_SPI_CORE_100_HPP + +#include <uhd/config.hpp> +#include <uhd/types/serial.hpp> +#include <boost/utility.hpp> +#include <boost/shared_ptr.hpp> +#include "wb_iface.hpp" + +class spi_core_100 : boost::noncopyable, public uhd::spi_iface{ +public: + typedef boost::shared_ptr<spi_core_100> sptr; + + //! makes a new spi core from iface and slave base + static sptr make(wb_iface::sptr iface, const size_t base); +}; + +#endif /* INCLUDED_LIBUHD_USRP_SPI_CORE_100_HPP */ diff --git a/host/lib/usrp/cores/time64_core_200.cpp b/host/lib/usrp/cores/time64_core_200.cpp new file mode 100644 index 000000000..e460d1106 --- /dev/null +++ b/host/lib/usrp/cores/time64_core_200.cpp @@ -0,0 +1,134 @@ +// +// Copyright 2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include "time64_core_200.hpp" +#include <uhd/exception.hpp> +#include <uhd/utils/assert_has.hpp> +#include <boost/math/special_functions/round.hpp> + +#define REG_TIME64_TICKS_HI _base + 0 +#define REG_TIME64_TICKS_LO _base + 4 +#define REG_TIME64_FLAGS _base + 8 +#define REG_TIME64_IMM _base + 12 +#define REG_TIME64_MIMO_SYNC _base + 20 //lower byte is delay cycles + +//pps flags (see above) +#define FLAG_TIME64_PPS_NEGEDGE (0 << 0) +#define FLAG_TIME64_PPS_POSEDGE (1 << 0) +#define FLAG_TIME64_PPS_SMA (0 << 1) +#define FLAG_TIME64_PPS_MIMO (1 << 1) //apparently not used + +#define FLAG_TIME64_LATCH_NOW 1 +#define FLAG_TIME64_LATCH_NEXT_PPS 0 + +#define FLAG_TIME64_MIMO_SYNC (1 << 8) + +using namespace uhd; + +class time64_core_200_impl : public time64_core_200{ +public: + time64_core_200_impl( + wb_iface::sptr iface, const size_t base, + const readback_bases_type &readback_bases, + const size_t mimo_delay_cycles + ): + _iface(iface), _base(base), + _readback_bases(readback_bases), + _mimo_delay_cycles(mimo_delay_cycles) + { + _sources.push_back("none"); + _sources.push_back("external"); + _sources.push_back("_external_"); + if (_mimo_delay_cycles != 0) _sources.push_back("mimo"); + } + + void set_tick_rate(const double rate){ + _tick_rate = rate; + } + + uhd::time_spec_t get_time_now(void){ + for (size_t i = 0; i < 3; i++){ //special algorithm because we cant read 64 bits synchronously + const boost::uint32_t ticks_hi = _iface->peek32(_readback_bases.rb_hi_now); + const boost::uint32_t ticks_lo = _iface->peek32(_readback_bases.rb_lo_now); + if (ticks_hi != _iface->peek32(_readback_bases.rb_hi_now)) continue; + const boost::uint64_t ticks = (boost::uint64_t(ticks_hi) << 32) | ticks_lo; + return time_spec_t::from_ticks(ticks, _tick_rate); + } + throw uhd::runtime_error("time64_core_200: get time now timeout"); + } + + uhd::time_spec_t get_time_last_pps(void){ + for (size_t i = 0; i < 3; i++){ //special algorithm because we cant read 64 bits synchronously + const boost::uint32_t ticks_hi = _iface->peek32(_readback_bases.rb_hi_pps); + const boost::uint32_t ticks_lo = _iface->peek32(_readback_bases.rb_lo_pps); + if (ticks_hi != _iface->peek32(_readback_bases.rb_hi_pps)) continue; + const boost::uint64_t ticks = (boost::uint64_t(ticks_hi) << 32) | ticks_lo; + return time_spec_t::from_ticks(ticks, _tick_rate); + } + throw uhd::runtime_error("time64_core_200: get time last pps timeout"); + } + + void set_time_now(const uhd::time_spec_t &time){ + const boost::uint64_t ticks = time.to_ticks(_tick_rate); + _iface->poke32(REG_TIME64_TICKS_LO, boost::uint32_t(ticks >> 0)); + _iface->poke32(REG_TIME64_IMM, FLAG_TIME64_LATCH_NOW); + _iface->poke32(REG_TIME64_TICKS_HI, boost::uint32_t(ticks >> 32)); //latches all 3 + } + + void set_time_next_pps(const uhd::time_spec_t &time){ + const boost::uint64_t ticks = time.to_ticks(_tick_rate); + _iface->poke32(REG_TIME64_TICKS_LO, boost::uint32_t(ticks >> 0)); + _iface->poke32(REG_TIME64_IMM, FLAG_TIME64_LATCH_NEXT_PPS); + _iface->poke32(REG_TIME64_TICKS_HI, boost::uint32_t(ticks >> 32)); //latches all 3 + } + + void set_time_source(const std::string &source){ + assert_has(_sources, source, "time source"); + + //setup pps flags + if (source == "external"){ + _iface->poke32(REG_TIME64_FLAGS, FLAG_TIME64_PPS_SMA | FLAG_TIME64_PPS_POSEDGE); + } + else if (source == "_external_"){ + _iface->poke32(REG_TIME64_FLAGS, FLAG_TIME64_PPS_SMA | FLAG_TIME64_PPS_NEGEDGE); + } + + //setup mimo flags + if (source == "mimo"){ + _iface->poke32(REG_TIME64_MIMO_SYNC, FLAG_TIME64_MIMO_SYNC | (_mimo_delay_cycles & 0xff)); + } + else{ + _iface->poke32(REG_TIME64_MIMO_SYNC, 0); + } + } + + std::vector<std::string> get_time_sources(void){ + return _sources; + } + +private: + wb_iface::sptr _iface; + const size_t _base; + const readback_bases_type _readback_bases; + double _tick_rate; + const size_t _mimo_delay_cycles; + std::vector<std::string> _sources; +}; + +time64_core_200::sptr time64_core_200::make(wb_iface::sptr iface, const size_t base, const readback_bases_type &readback_bases, const size_t mimo_delay_cycles){ + return sptr(new time64_core_200_impl(iface, base, readback_bases, mimo_delay_cycles)); +} diff --git a/host/lib/usrp/cores/time64_core_200.hpp b/host/lib/usrp/cores/time64_core_200.hpp new file mode 100644 index 000000000..7571573a5 --- /dev/null +++ b/host/lib/usrp/cores/time64_core_200.hpp @@ -0,0 +1,61 @@ +// +// Copyright 2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#ifndef INCLUDED_LIBUHD_USRP_TIME64_CORE_200_HPP +#define INCLUDED_LIBUHD_USRP_TIME64_CORE_200_HPP + +#include <uhd/config.hpp> +#include <uhd/types/time_spec.hpp> +#include <boost/utility.hpp> +#include <boost/shared_ptr.hpp> +#include "wb_iface.hpp" +#include <string> +#include <vector> + +class time64_core_200 : boost::noncopyable{ +public: + typedef boost::shared_ptr<time64_core_200> sptr; + + struct readback_bases_type{ + size_t rb_hi_now, rb_lo_now; + size_t rb_hi_pps, rb_lo_pps; + }; + + //! makes a new time64 core from iface and slave base + static sptr make( + wb_iface::sptr iface, const size_t base, + const readback_bases_type &readback_bases, + const size_t mimo_delay_cycles = 0 // 0 means no-mimo + ); + + virtual void set_tick_rate(const double rate) = 0; + + virtual uhd::time_spec_t get_time_now(void) = 0; + + virtual uhd::time_spec_t get_time_last_pps(void) = 0; + + virtual void set_time_now(const uhd::time_spec_t &time) = 0; + + virtual void set_time_next_pps(const uhd::time_spec_t &time) = 0; + + virtual void set_time_source(const std::string &source) = 0; + + virtual std::vector<std::string> get_time_sources(void) = 0; + +}; + +#endif /* INCLUDED_LIBUHD_USRP_TIME64_CORE_200_HPP */ diff --git a/host/lib/usrp/cores/tx_dsp_core_200.cpp b/host/lib/usrp/cores/tx_dsp_core_200.cpp new file mode 100644 index 000000000..2faf7c28b --- /dev/null +++ b/host/lib/usrp/cores/tx_dsp_core_200.cpp @@ -0,0 +1,216 @@ +// +// Copyright 2011-2012 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include "tx_dsp_core_200.hpp" +#include <uhd/types/dict.hpp> +#include <uhd/exception.hpp> +#include <uhd/utils/msg.hpp> +#include <uhd/utils/algorithm.hpp> +#include <boost/assign/list_of.hpp> +#include <boost/math/special_functions/round.hpp> +#include <boost/math/special_functions/sign.hpp> +#include <boost/thread/thread.hpp> //sleep +#include <algorithm> +#include <cmath> + +#define REG_DSP_TX_FREQ _dsp_base + 0 +#define REG_DSP_TX_SCALE_IQ _dsp_base + 4 +#define REG_DSP_TX_INTERP _dsp_base + 8 + +#define REG_TX_CTRL_CLEAR _ctrl_base + 0 +#define REG_TX_CTRL_FORMAT _ctrl_base + 4 +#define REG_TX_CTRL_REPORT_SID _ctrl_base + 8 +#define REG_TX_CTRL_POLICY _ctrl_base + 12 +#define REG_TX_CTRL_CYCLES_PER_UP _ctrl_base + 16 +#define REG_TX_CTRL_PACKETS_PER_UP _ctrl_base + 20 + +#define FLAG_TX_CTRL_POLICY_WAIT (0x1 << 0) +#define FLAG_TX_CTRL_POLICY_NEXT_PACKET (0x1 << 1) +#define FLAG_TX_CTRL_POLICY_NEXT_BURST (0x1 << 2) + +//enable flag for registers: cycles and packets per update packet +#define FLAG_TX_CTRL_UP_ENB (1ul << 31) + +template <class T> T ceil_log2(T num){ + return std::ceil(std::log(num)/std::log(T(2))); +} + +using namespace uhd; + +class tx_dsp_core_200_impl : public tx_dsp_core_200{ +public: + tx_dsp_core_200_impl( + wb_iface::sptr iface, + const size_t dsp_base, const size_t ctrl_base, + const boost::uint32_t sid + ): + _iface(iface), _dsp_base(dsp_base), _ctrl_base(ctrl_base), _sid(sid) + { + //init to something so update method has reasonable defaults + _scaling_adjustment = 1.0; + _dsp_extra_scaling = 1.0; + + //init the tx control registers + this->clear(); + this->set_underflow_policy("next_packet"); + } + + void clear(void){ + _iface->poke32(REG_TX_CTRL_CLEAR, 1); //reset and flush technique + boost::this_thread::sleep(boost::posix_time::milliseconds(10)); + _iface->poke32(REG_TX_CTRL_CLEAR, 0); + _iface->poke32(REG_TX_CTRL_REPORT_SID, _sid); + } + + void set_underflow_policy(const std::string &policy){ + if (policy == "next_packet"){ + _iface->poke32(REG_TX_CTRL_POLICY, FLAG_TX_CTRL_POLICY_NEXT_PACKET); + } + else if (policy == "next_burst"){ + _iface->poke32(REG_TX_CTRL_POLICY, FLAG_TX_CTRL_POLICY_NEXT_BURST); + } + else throw uhd::value_error("USRP TX cannot handle requested underflow policy: " + policy); + } + + void set_tick_rate(const double rate){ + _tick_rate = rate; + } + + void set_link_rate(const double rate){ + //_link_rate = rate/sizeof(boost::uint32_t); //in samps/s + _link_rate = rate/sizeof(boost::uint16_t); //in samps/s (allows for 8sc) + } + + uhd::meta_range_t get_host_rates(void){ + meta_range_t range; + for (int rate = 512; rate > 256; rate -= 4){ + range.push_back(range_t(_tick_rate/rate)); + } + for (int rate = 256; rate > 128; rate -= 2){ + range.push_back(range_t(_tick_rate/rate)); + } + for (int rate = 128; rate >= int(std::ceil(_tick_rate/_link_rate)); rate -= 1){ + range.push_back(range_t(_tick_rate/rate)); + } + return range; + } + + double set_host_rate(const double rate){ + const size_t interp_rate = boost::math::iround(_tick_rate/this->get_host_rates().clip(rate, true)); + size_t interp = interp_rate; + + //determine which half-band filters are activated + int hb0 = 0, hb1 = 0; + if (interp % 2 == 0){ + hb0 = 1; + interp /= 2; + } + if (interp % 2 == 0){ + hb1 = 1; + interp /= 2; + } + + _iface->poke32(REG_DSP_TX_INTERP, (hb1 << 9) | (hb0 << 8) | (interp & 0xff)); + + // Calculate CIC interpolation (i.e., without halfband interpolators) + // Calculate closest multiplier constant to reverse gain absent scale multipliers + const double rate_pow = std::pow(double(interp & 0xff), 3); + _scaling_adjustment = std::pow(2, ceil_log2(rate_pow))/(1.65*rate_pow); + this->update_scalar(); + + return _tick_rate/interp_rate; + } + + void update_scalar(void){ + const double target_scalar = (1 << 17)*_scaling_adjustment/_dsp_extra_scaling; + const boost::int32_t actual_scalar = boost::math::iround(target_scalar); + _fxpt_scalar_correction = target_scalar/actual_scalar; //should be small + _iface->poke32(REG_DSP_TX_SCALE_IQ, actual_scalar); + } + + double get_scaling_adjustment(void){ + return _fxpt_scalar_correction*_host_extra_scaling*32767.; + } + + double set_freq(const double freq_){ + //correct for outside of rate (wrap around) + double freq = std::fmod(freq_, _tick_rate); + if (std::abs(freq) > _tick_rate/2.0) + freq -= boost::math::sign(freq)*_tick_rate; + + //calculate the freq register word (signed) + UHD_ASSERT_THROW(std::abs(freq) <= _tick_rate/2.0); + static const double scale_factor = std::pow(2.0, 32); + const boost::int32_t freq_word = boost::int32_t(boost::math::round((freq / _tick_rate) * scale_factor)); + + //update the actual frequency + const double actual_freq = (double(freq_word) / scale_factor) * _tick_rate; + + _iface->poke32(REG_DSP_TX_FREQ, boost::uint32_t(freq_word)); + + return actual_freq; + } + + uhd::meta_range_t get_freq_range(void){ + return uhd::meta_range_t(-_tick_rate/2, +_tick_rate/2, _tick_rate/std::pow(2.0, 32)); + } + + void set_updates(const size_t cycles_per_up, const size_t packets_per_up){ + _iface->poke32(REG_TX_CTRL_CYCLES_PER_UP, (cycles_per_up == 0)? 0 : (FLAG_TX_CTRL_UP_ENB | cycles_per_up)); + _iface->poke32(REG_TX_CTRL_PACKETS_PER_UP, (packets_per_up == 0)? 0 : (FLAG_TX_CTRL_UP_ENB | packets_per_up)); + } + + void setup(const uhd::stream_args_t &stream_args){ + if (not stream_args.args.has_key("noclear")) this->clear(); + + unsigned format_word = 0; + if (stream_args.otw_format == "sc16"){ + format_word = 0; + _dsp_extra_scaling = 1.0; + _host_extra_scaling = 1.0; + } + else if (stream_args.otw_format == "sc8"){ + format_word = (1 << 0); + double peak = stream_args.args.cast<double>("peak", 1.0); + peak = std::max(peak, 1.0/256); + _host_extra_scaling = 1.0/peak/256; + _dsp_extra_scaling = 1.0/peak; + } + else throw uhd::value_error("USRP TX cannot handle requested wire format: " + stream_args.otw_format); + + _host_extra_scaling /= stream_args.args.cast<double>("fullscale", 1.0); + + this->update_scalar(); + + _iface->poke32(REG_TX_CTRL_FORMAT, format_word); + + if (stream_args.args.has_key("underflow_policy")){ + this->set_underflow_policy(stream_args.args["underflow_policy"]); + } + } + +private: + wb_iface::sptr _iface; + const size_t _dsp_base, _ctrl_base; + double _tick_rate, _link_rate; + double _scaling_adjustment, _dsp_extra_scaling, _host_extra_scaling, _fxpt_scalar_correction; + const boost::uint32_t _sid; +}; + +tx_dsp_core_200::sptr tx_dsp_core_200::make(wb_iface::sptr iface, const size_t dsp_base, const size_t ctrl_base, const boost::uint32_t sid){ + return sptr(new tx_dsp_core_200_impl(iface, dsp_base, ctrl_base, sid)); +} diff --git a/host/lib/usrp/cores/tx_dsp_core_200.hpp b/host/lib/usrp/cores/tx_dsp_core_200.hpp new file mode 100644 index 000000000..0e1cfb6bc --- /dev/null +++ b/host/lib/usrp/cores/tx_dsp_core_200.hpp @@ -0,0 +1,59 @@ +// +// Copyright 2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#ifndef INCLUDED_LIBUHD_USRP_TX_DSP_CORE_200_HPP +#define INCLUDED_LIBUHD_USRP_TX_DSP_CORE_200_HPP + +#include <uhd/config.hpp> +#include <uhd/stream.hpp> +#include <uhd/types/ranges.hpp> +#include <boost/utility.hpp> +#include <boost/shared_ptr.hpp> +#include "wb_iface.hpp" + +class tx_dsp_core_200 : boost::noncopyable{ +public: + typedef boost::shared_ptr<tx_dsp_core_200> sptr; + + static sptr make( + wb_iface::sptr iface, + const size_t dsp_base, const size_t ctrl_base, + const boost::uint32_t sid + ); + + virtual void clear(void) = 0; + + virtual void set_tick_rate(const double rate) = 0; + + virtual void set_link_rate(const double rate) = 0; + + virtual double set_host_rate(const double rate) = 0; + + virtual uhd::meta_range_t get_host_rates(void) = 0; + + virtual double get_scaling_adjustment(void) = 0; + + virtual uhd::meta_range_t get_freq_range(void) = 0; + + virtual double set_freq(const double freq) = 0; + + virtual void set_updates(const size_t cycles_per_up, const size_t packets_per_up) = 0; + + virtual void setup(const uhd::stream_args_t &stream_args) = 0; +}; + +#endif /* INCLUDED_LIBUHD_USRP_TX_DSP_CORE_200_HPP */ diff --git a/host/lib/usrp/cores/tx_frontend_core_200.cpp b/host/lib/usrp/cores/tx_frontend_core_200.cpp new file mode 100644 index 000000000..e35874173 --- /dev/null +++ b/host/lib/usrp/cores/tx_frontend_core_200.cpp @@ -0,0 +1,76 @@ +// +// Copyright 2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include "tx_frontend_core_200.hpp" +#include <uhd/types/dict.hpp> +#include <uhd/exception.hpp> +#include <boost/assign/list_of.hpp> +#include <boost/math/special_functions/round.hpp> + +#define REG_TX_FE_DC_OFFSET_I _base + 0 //24 bits +#define REG_TX_FE_DC_OFFSET_Q _base + 4 //24 bits +#define REG_TX_FE_MAG_CORRECTION _base + 8 //18 bits +#define REG_TX_FE_PHASE_CORRECTION _base + 12 //18 bits +#define REG_TX_FE_MUX _base + 16 //8 bits (std output = 0x10, reversed = 0x01) + +static boost::uint32_t fs_to_bits(const double num, const size_t bits){ + return boost::int32_t(boost::math::round(num * (1 << (bits-1)))); +} + + +class tx_frontend_core_200_impl : public tx_frontend_core_200{ +public: + tx_frontend_core_200_impl(wb_iface::sptr iface, const size_t base): + _iface(iface), _base(base) + { + //NOP + } + + void set_mux(const std::string &mode){ + static const uhd::dict<std::string, boost::uint32_t> mode_to_mux = boost::assign::map_list_of + ("IQ", (0x1 << 4) | (0x0 << 0)) //DAC0Q=DUC0Q, DAC0I=DUC0I + ("QI", (0x0 << 4) | (0x1 << 0)) //DAC0Q=DUC0I, DAC0I=DUC0Q + ("I", (0xf << 4) | (0x0 << 0)) //DAC0Q=ZERO, DAC0I=DUC0I + ("Q", (0x0 << 4) | (0xf << 0)) //DAC0Q=DUC0I, DAC0I=ZERO + ; + _iface->poke32(REG_TX_FE_MUX, mode_to_mux[mode]); + } + + std::complex<double> set_dc_offset(const std::complex<double> &off){ + static const double scaler = double(1ul << 23); + const boost::int32_t i_dc_off = boost::math::iround(off.real()*scaler); + const boost::int32_t q_dc_off = boost::math::iround(off.imag()*scaler); + + _iface->poke32(REG_TX_FE_DC_OFFSET_I, i_dc_off); + _iface->poke32(REG_TX_FE_DC_OFFSET_Q, q_dc_off); + + return std::complex<double>(i_dc_off/scaler, q_dc_off/scaler); + } + + void set_iq_balance(const std::complex<double> &cor){ + _iface->poke32(REG_TX_FE_MAG_CORRECTION, fs_to_bits(cor.real(), 18)); + _iface->poke32(REG_TX_FE_PHASE_CORRECTION, fs_to_bits(cor.imag(), 18)); + } + +private: + wb_iface::sptr _iface; + const size_t _base; +}; + +tx_frontend_core_200::sptr tx_frontend_core_200::make(wb_iface::sptr iface, const size_t base){ + return sptr(new tx_frontend_core_200_impl(iface, base)); +} diff --git a/host/lib/usrp/cores/tx_frontend_core_200.hpp b/host/lib/usrp/cores/tx_frontend_core_200.hpp new file mode 100644 index 000000000..8ee0f3e6d --- /dev/null +++ b/host/lib/usrp/cores/tx_frontend_core_200.hpp @@ -0,0 +1,42 @@ +// +// Copyright 2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#ifndef INCLUDED_LIBUHD_USRP_RX_FRONTEND_CORE_200_HPP +#define INCLUDED_LIBUHD_USRP_RX_FRONTEND_CORE_200_HPP + +#include <uhd/config.hpp> +#include <boost/utility.hpp> +#include <boost/shared_ptr.hpp> +#include "wb_iface.hpp" +#include <complex> +#include <string> + +class tx_frontend_core_200 : boost::noncopyable{ +public: + typedef boost::shared_ptr<tx_frontend_core_200> sptr; + + static sptr make(wb_iface::sptr iface, const size_t base); + + virtual void set_mux(const std::string &mode) = 0; + + virtual std::complex<double> set_dc_offset(const std::complex<double> &off) = 0; + + virtual void set_iq_balance(const std::complex<double> &cor) = 0; + +}; + +#endif /* INCLUDED_LIBUHD_USRP_RX_FRONTEND_CORE_200_HPP */ diff --git a/host/lib/usrp/cores/user_settings_core_200.cpp b/host/lib/usrp/cores/user_settings_core_200.cpp new file mode 100644 index 000000000..d262631b1 --- /dev/null +++ b/host/lib/usrp/cores/user_settings_core_200.cpp @@ -0,0 +1,43 @@ +// +// Copyright 2012 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include "user_settings_core_200.hpp" + +#define REG_USER_ADDR _base + 0 +#define REG_USER_DATA _base + 4 + +class user_settings_core_200_impl : public user_settings_core_200{ +public: + user_settings_core_200_impl(wb_iface::sptr iface, const size_t base): + _iface(iface), _base(base) + { + //NOP + } + + void set_reg(const user_reg_t ®){ + _iface->poke32(REG_USER_ADDR, reg.first); + _iface->poke32(REG_USER_DATA, reg.second); + } + +private: + wb_iface::sptr _iface; + const size_t _base; +}; + +user_settings_core_200::sptr user_settings_core_200::make(wb_iface::sptr iface, const size_t base){ + return sptr(new user_settings_core_200_impl(iface, base)); +} diff --git a/host/lib/usrp/cores/user_settings_core_200.hpp b/host/lib/usrp/cores/user_settings_core_200.hpp new file mode 100644 index 000000000..1f5d13de7 --- /dev/null +++ b/host/lib/usrp/cores/user_settings_core_200.hpp @@ -0,0 +1,36 @@ +// +// Copyright 2012 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#ifndef INCLUDED_LIBUHD_USRP_USER_SETTINGS_CORE_200_HPP +#define INCLUDED_LIBUHD_USRP_USER_SETTINGS_CORE_200_HPP + +#include <uhd/config.hpp> +#include <boost/utility.hpp> +#include <boost/shared_ptr.hpp> +#include "wb_iface.hpp" + +class user_settings_core_200 : boost::noncopyable{ +public: + typedef boost::shared_ptr<user_settings_core_200> sptr; + typedef std::pair<boost::uint8_t, boost::uint32_t> user_reg_t; + + static sptr make(wb_iface::sptr iface, const size_t base); + + virtual void set_reg(const user_reg_t ®) = 0; +}; + +#endif /* INCLUDED_LIBUHD_USRP_USER_SETTINGS_CORE_200_HPP */ diff --git a/host/lib/usrp/cores/wb_iface.hpp b/host/lib/usrp/cores/wb_iface.hpp new file mode 100644 index 000000000..982594b21 --- /dev/null +++ b/host/lib/usrp/cores/wb_iface.hpp @@ -0,0 +1,60 @@ +// +// Copyright 2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#ifndef INCLUDED_LIBUHD_USRP_WB_IFACE_HPP +#define INCLUDED_LIBUHD_USRP_WB_IFACE_HPP + +#include <uhd/config.hpp> +#include <boost/cstdint.hpp> +#include <boost/shared_ptr.hpp> + +class wb_iface{ +public: + typedef boost::shared_ptr<wb_iface> sptr; + typedef boost::uint32_t wb_addr_type; + + /*! + * Write a register (32 bits) + * \param addr the address + * \param data the 32bit data + */ + virtual void poke32(wb_addr_type addr, boost::uint32_t data) = 0; + + /*! + * Read a register (32 bits) + * \param addr the address + * \return the 32bit data + */ + virtual boost::uint32_t peek32(wb_addr_type addr) = 0; + + /*! + * Write a register (16 bits) + * \param addr the address + * \param data the 16bit data + */ + virtual void poke16(wb_addr_type addr, boost::uint16_t data) = 0; + + /*! + * Read a register (16 bits) + * \param addr the address + * \return the 16bit data + */ + virtual boost::uint16_t peek16(wb_addr_type addr) = 0; + +}; + +#endif /* INCLUDED_LIBUHD_USRP_WB_IFACE_HPP */ diff --git a/host/lib/usrp/dboard/CMakeLists.txt b/host/lib/usrp/dboard/CMakeLists.txt new file mode 100644 index 000000000..b000c7f33 --- /dev/null +++ b/host/lib/usrp/dboard/CMakeLists.txt @@ -0,0 +1,40 @@ +# +# Copyright 2010-2011 Ettus Research LLC +# +# This program is free software: you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation, either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. +# + +######################################################################## +# This file included, use CMake directory variables +######################################################################## + +LIBUHD_APPEND_SOURCES( + ${CMAKE_CURRENT_SOURCE_DIR}/db_basic_and_lf.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/db_rfx.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/db_xcvr2450.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/db_sbx_common.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/db_sbx_version3.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/db_sbx_version4.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/db_wbx_common.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/db_wbx_version2.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/db_wbx_version3.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/db_wbx_version4.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/db_wbx_simple.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/db_dbsrx.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/db_unknown.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/db_tvrx.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/db_dbsrx2.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/db_tvrx2.cpp +) + diff --git a/host/lib/usrp/dboard/db_basic_and_lf.cpp b/host/lib/usrp/dboard/db_basic_and_lf.cpp new file mode 100644 index 000000000..fc42a73d5 --- /dev/null +++ b/host/lib/usrp/dboard/db_basic_and_lf.cpp @@ -0,0 +1,197 @@ +// +// Copyright 2010-2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include <uhd/types/dict.hpp> +#include <uhd/types/ranges.hpp> +#include <uhd/utils/assert_has.hpp> +#include <uhd/utils/static.hpp> +#include <uhd/utils/msg.hpp> +#include <uhd/usrp/dboard_base.hpp> +#include <uhd/usrp/dboard_manager.hpp> +#include <boost/assign/list_of.hpp> +#include <boost/bind.hpp> +#include <boost/format.hpp> + +using namespace uhd; +using namespace uhd::usrp; +using namespace boost::assign; + +//! provider function for the always zero freq +static double always_zero_freq(void){return 0.0;} + +/*********************************************************************** + * Constants + **********************************************************************/ +static const uhd::dict<std::string, double> subdev_bandwidth_scalar = map_list_of + ("A", 1.0) + ("B", 1.0) + ("AB", 2.0) + ("BA", 2.0) +; + +/*********************************************************************** + * The basic and lf boards: + * They share a common class because only the frequency bounds differ. + **********************************************************************/ +class basic_rx : public rx_dboard_base{ +public: + basic_rx(ctor_args_t args, double max_freq); + ~basic_rx(void); + +private: + double _max_freq; +}; + +class basic_tx : public tx_dboard_base{ +public: + basic_tx(ctor_args_t args, double max_freq); + ~basic_tx(void); + +private: + double _max_freq; +}; + +static const uhd::dict<std::string, std::string> sd_name_to_conn = map_list_of + ("AB", "IQ") + ("BA", "QI") + ("A", "I") + ("B", "Q") +; + +/*********************************************************************** + * Register the basic and LF dboards + **********************************************************************/ +static dboard_base::sptr make_basic_rx(dboard_base::ctor_args_t args){ + return dboard_base::sptr(new basic_rx(args, 250e6)); +} + +static dboard_base::sptr make_basic_tx(dboard_base::ctor_args_t args){ + return dboard_base::sptr(new basic_tx(args, 250e6)); +} + +static dboard_base::sptr make_lf_rx(dboard_base::ctor_args_t args){ + return dboard_base::sptr(new basic_rx(args, 32e6)); +} + +static dboard_base::sptr make_lf_tx(dboard_base::ctor_args_t args){ + return dboard_base::sptr(new basic_tx(args, 32e6)); +} + +UHD_STATIC_BLOCK(reg_basic_and_lf_dboards){ + dboard_manager::register_dboard(0x0000, &make_basic_tx, "Basic TX", sd_name_to_conn.keys()); + dboard_manager::register_dboard(0x0001, &make_basic_rx, "Basic RX", sd_name_to_conn.keys()); + dboard_manager::register_dboard(0x000e, &make_lf_tx, "LF TX", sd_name_to_conn.keys()); + dboard_manager::register_dboard(0x000f, &make_lf_rx, "LF RX", sd_name_to_conn.keys()); +} + +/*********************************************************************** + * Basic and LF RX dboard + **********************************************************************/ +basic_rx::basic_rx(ctor_args_t args, double max_freq) : rx_dboard_base(args){ + _max_freq = max_freq; + //this->get_iface()->set_clock_enabled(dboard_iface::UNIT_RX, true); + + //////////////////////////////////////////////////////////////////// + // Register properties + //////////////////////////////////////////////////////////////////// + this->get_rx_subtree()->create<std::string>("name").set( + std::string(str(boost::format("%s - %s") + % get_rx_id().to_pp_string() + % get_subdev_name() + ))); + this->get_rx_subtree()->create<int>("gains"); //phony property so this dir exists + this->get_rx_subtree()->create<double>("freq/value") + .publish(&always_zero_freq); + this->get_rx_subtree()->create<meta_range_t>("freq/range") + .set(freq_range_t(-_max_freq, +_max_freq)); + this->get_rx_subtree()->create<std::string>("antenna/value") + .set(""); + this->get_rx_subtree()->create<std::vector<std::string> >("antenna/options") + .set(list_of("")); + this->get_rx_subtree()->create<int>("sensors"); //phony property so this dir exists + this->get_rx_subtree()->create<std::string>("connection") + .set(sd_name_to_conn[get_subdev_name()]); + this->get_rx_subtree()->create<bool>("enabled") + .set(true); //always enabled + this->get_rx_subtree()->create<bool>("use_lo_offset") + .set(false); + this->get_rx_subtree()->create<double>("bandwidth/value") + .set(subdev_bandwidth_scalar[get_subdev_name()]*_max_freq); + this->get_rx_subtree()->create<meta_range_t>("bandwidth/range") + .set(freq_range_t(subdev_bandwidth_scalar[get_subdev_name()]*_max_freq, subdev_bandwidth_scalar[get_subdev_name()]*_max_freq)); + + //disable RX dboard clock by default + this->get_iface()->set_clock_enabled(dboard_iface::UNIT_RX, false); + + //set GPIOs to output 0x0000 to decrease noise pickup + this->get_iface()->set_pin_ctrl(dboard_iface::UNIT_RX, 0x0000); + this->get_iface()->set_gpio_ddr(dboard_iface::UNIT_RX, 0xFFFF); + this->get_iface()->set_gpio_out(dboard_iface::UNIT_RX, 0x0000); +} + +basic_rx::~basic_rx(void){ + /* NOP */ +} + +/*********************************************************************** + * Basic and LF TX dboard + **********************************************************************/ +basic_tx::basic_tx(ctor_args_t args, double max_freq) : tx_dboard_base(args){ + _max_freq = max_freq; + //this->get_iface()->set_clock_enabled(dboard_iface::UNIT_TX, true); + + //////////////////////////////////////////////////////////////////// + // Register properties + //////////////////////////////////////////////////////////////////// + this->get_tx_subtree()->create<std::string>("name").set( + std::string(str(boost::format("%s - %s") + % get_tx_id().to_pp_string() + % get_subdev_name() + ))); + this->get_tx_subtree()->create<int>("gains"); //phony property so this dir exists + this->get_tx_subtree()->create<double>("freq/value") + .publish(&always_zero_freq); + this->get_tx_subtree()->create<meta_range_t>("freq/range") + .set(freq_range_t(-_max_freq, +_max_freq)); + this->get_tx_subtree()->create<std::string>("antenna/value") + .set(""); + this->get_tx_subtree()->create<std::vector<std::string> >("antenna/options") + .set(list_of("")); + this->get_tx_subtree()->create<int>("sensors"); //phony property so this dir exists + this->get_tx_subtree()->create<std::string>("connection") + .set(sd_name_to_conn[get_subdev_name()]); + this->get_tx_subtree()->create<bool>("enabled") + .set(true); //always enabled + this->get_tx_subtree()->create<bool>("use_lo_offset") + .set(false); + this->get_tx_subtree()->create<double>("bandwidth/value") + .set(subdev_bandwidth_scalar[get_subdev_name()]*_max_freq); + this->get_tx_subtree()->create<meta_range_t>("bandwidth/range") + .set(freq_range_t(subdev_bandwidth_scalar[get_subdev_name()]*_max_freq, subdev_bandwidth_scalar[get_subdev_name()]*_max_freq)); + + //disable TX dboard clock by default + this->get_iface()->set_clock_enabled(dboard_iface::UNIT_TX, false); + + //set GPIOs to output 0x0000 to decrease noise pickup + this->get_iface()->set_pin_ctrl(dboard_iface::UNIT_TX, 0x0000); + this->get_iface()->set_gpio_ddr(dboard_iface::UNIT_TX, 0xFFFF); + this->get_iface()->set_gpio_out(dboard_iface::UNIT_TX, 0x0000); +} + +basic_tx::~basic_tx(void){ + /* NOP */ +} diff --git a/host/lib/usrp/dboard/db_dbsrx.cpp b/host/lib/usrp/dboard/db_dbsrx.cpp new file mode 100644 index 000000000..95c5c5d4d --- /dev/null +++ b/host/lib/usrp/dboard/db_dbsrx.cpp @@ -0,0 +1,544 @@ +// +// Copyright 2010-2012 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +// No RX IO Pins Used + +// RX IO Functions + +#include "max2118_regs.hpp" +#include <uhd/utils/log.hpp> +#include <uhd/utils/static.hpp> +#include <uhd/utils/assert_has.hpp> +#include <uhd/utils/algorithm.hpp> +#include <uhd/utils/msg.hpp> +#include <uhd/types/ranges.hpp> +#include <uhd/types/sensors.hpp> +#include <uhd/types/dict.hpp> +#include <uhd/usrp/dboard_base.hpp> +#include <uhd/usrp/dboard_manager.hpp> +#include <boost/assign/list_of.hpp> +#include <boost/format.hpp> +#include <boost/thread.hpp> +#include <boost/math/special_functions/round.hpp> +#include <utility> +#include <cmath> + +using namespace uhd; +using namespace uhd::usrp; +using namespace boost::assign; + +/*********************************************************************** + * The DBSRX constants + **********************************************************************/ +static const freq_range_t dbsrx_freq_range(0.8e9, 2.4e9); + +//Multiplied by 2.0 for conversion to complex bandpass from lowpass +static const freq_range_t dbsrx_bandwidth_range(2.0*4.0e6, 2.0*33.0e6); + +static const freq_range_t dbsrx_pfd_freq_range(0.15e6, 2.01e6); + +static const std::vector<std::string> dbsrx_antennas = list_of("J3"); + +static const uhd::dict<std::string, gain_range_t> dbsrx_gain_ranges = map_list_of + ("GC1", gain_range_t(0, 56, 0.5)) + ("GC2", gain_range_t(0, 24, 1)) +; + +static const double usrp1_gpio_clock_rate_limit = 4e6; + +/*********************************************************************** + * The DBSRX dboard class + **********************************************************************/ +class dbsrx : public rx_dboard_base{ +public: + dbsrx(ctor_args_t args); + ~dbsrx(void); + +private: + double _lo_freq; + double _bandwidth; + uhd::dict<std::string, double> _gains; + max2118_write_regs_t _max2118_write_regs; + max2118_read_regs_t _max2118_read_regs; + boost::uint8_t _max2118_addr(void){ + return (this->get_iface()->get_special_props().mangle_i2c_addrs)? 0x65 : 0x67; + }; + + double set_lo_freq(double target_freq); + double set_gain(double gain, const std::string &name); + double set_bandwidth(double bandwidth); + + void send_reg(boost::uint8_t start_reg, boost::uint8_t stop_reg){ + start_reg = boost::uint8_t(uhd::clip(int(start_reg), 0x0, 0x5)); + stop_reg = boost::uint8_t(uhd::clip(int(stop_reg), 0x0, 0x5)); + + for(boost::uint8_t start_addr=start_reg; start_addr <= stop_reg; start_addr += sizeof(boost::uint32_t) - 1){ + int num_bytes = int(stop_reg - start_addr + 1) > int(sizeof(boost::uint32_t)) - 1 ? sizeof(boost::uint32_t) - 1 : stop_reg - start_addr + 1; + + //create buffer for register data (+1 for start address) + byte_vector_t regs_vector(num_bytes + 1); + + //first byte is the address of first register + regs_vector[0] = start_addr; + + //get the register data + for(int i=0; i<num_bytes; i++){ + regs_vector[1+i] = _max2118_write_regs.get_reg(start_addr+i); + UHD_LOGV(often) << boost::format( + "DBSRX: send reg 0x%02x, value 0x%04x, start_addr = 0x%04x, num_bytes %d" + ) % int(start_addr+i) % int(regs_vector[1+i]) % int(start_addr) % num_bytes << std::endl; + } + + //send the data + this->get_iface()->write_i2c( + _max2118_addr(), regs_vector + ); + } + } + + void read_reg(boost::uint8_t start_reg, boost::uint8_t stop_reg){ + static const boost::uint8_t status_addr = 0x0; + start_reg = boost::uint8_t(uhd::clip(int(start_reg), 0x0, 0x1)); + stop_reg = boost::uint8_t(uhd::clip(int(stop_reg), 0x0, 0x1)); + + for(boost::uint8_t start_addr=start_reg; start_addr <= stop_reg; start_addr += sizeof(boost::uint32_t)){ + int num_bytes = int(stop_reg - start_addr + 1) > int(sizeof(boost::uint32_t)) ? sizeof(boost::uint32_t) : stop_reg - start_addr + 1; + + //create buffer for register data + byte_vector_t regs_vector(num_bytes); + + //read from i2c + regs_vector = this->get_iface()->read_i2c( + _max2118_addr(), num_bytes + ); + + for(boost::uint8_t i=0; i < num_bytes; i++){ + if (i + start_addr >= status_addr){ + _max2118_read_regs.set_reg(i + start_addr, regs_vector[i]); + } + UHD_LOGV(often) << boost::format( + "DBSRX: read reg 0x%02x, value 0x%04x, start_addr = 0x%04x, num_bytes %d" + ) % int(start_addr+i) % int(regs_vector[i]) % int(start_addr) % num_bytes << std::endl; + } + } + } + + /*! + * Get the lock detect status of the LO. + * \return sensor for locked + */ + sensor_value_t get_locked(void){ + read_reg(0x0, 0x0); + + //mask and return lock detect + bool locked = 5 >= _max2118_read_regs.adc and _max2118_read_regs.adc >= 2; + + UHD_LOGV(often) << boost::format( + "DBSRX: locked %d" + ) % locked << std::endl; + + return sensor_value_t("LO", locked, "locked", "unlocked"); + } +}; + +/*********************************************************************** + * Register the DBSRX dboard + **********************************************************************/ +static dboard_base::sptr make_dbsrx(dboard_base::ctor_args_t args){ + return dboard_base::sptr(new dbsrx(args)); +} + +UHD_STATIC_BLOCK(reg_dbsrx_dboard){ + //register the factory function for the rx dbid (others version) + dboard_manager::register_dboard(0x000D, &make_dbsrx, "DBSRX"); + //register the factory function for the rx dbid (USRP1 version) + dboard_manager::register_dboard(0x0002, &make_dbsrx, "DBSRX"); +} + +/*********************************************************************** + * Structors + **********************************************************************/ +dbsrx::dbsrx(ctor_args_t args) : rx_dboard_base(args){ + //warn user about incorrect DBID on USRP1, requires R193 populated + if (this->get_iface()->get_special_props().soft_clock_divider and this->get_rx_id() == 0x000D) + UHD_MSG(warning) << boost::format( + "DBSRX: incorrect dbid\n" + "Expected dbid 0x0002 and R193\n" + "found dbid == %d\n" + "Please see the daughterboard app notes" + ) % this->get_rx_id().to_pp_string(); + + //warn user about incorrect DBID on non-USRP1, requires R194 populated + if (not this->get_iface()->get_special_props().soft_clock_divider and this->get_rx_id() == 0x0002) + UHD_MSG(warning) << boost::format( + "DBSRX: incorrect dbid\n" + "Expected dbid 0x000D and R194\n" + "found dbid == %d\n" + "Please see the daughterboard app notes" + ) % this->get_rx_id().to_pp_string(); + + //send initial register settings + this->send_reg(0x0, 0x5); + + //set defaults for LO, gains, and filter bandwidth + double codec_rate = this->get_iface()->get_codec_rate(dboard_iface::UNIT_RX); + _bandwidth = 0.8*codec_rate/2.0; // default to anti-alias at different codec_rate + + //////////////////////////////////////////////////////////////////// + // Register properties + //////////////////////////////////////////////////////////////////// + this->get_rx_subtree()->create<std::string>("name") + .set(get_rx_id().to_pp_string()); + this->get_rx_subtree()->create<sensor_value_t>("sensors/lo_locked") + .publish(boost::bind(&dbsrx::get_locked, this)); + BOOST_FOREACH(const std::string &name, dbsrx_gain_ranges.keys()){ + this->get_rx_subtree()->create<double>("gains/"+name+"/value") + .coerce(boost::bind(&dbsrx::set_gain, this, _1, name)) + .set(dbsrx_gain_ranges[name].start()); + this->get_rx_subtree()->create<meta_range_t>("gains/"+name+"/range") + .set(dbsrx_gain_ranges[name]); + } + this->get_rx_subtree()->create<double>("freq/value") + .coerce(boost::bind(&dbsrx::set_lo_freq, this, _1)); + this->get_rx_subtree()->create<meta_range_t>("freq/range") + .set(dbsrx_freq_range); + this->get_rx_subtree()->create<std::string>("antenna/value") + .set(dbsrx_antennas.at(0)); + this->get_rx_subtree()->create<std::vector<std::string> >("antenna/options") + .set(dbsrx_antennas); + this->get_rx_subtree()->create<std::string>("connection") + .set("IQ"); + this->get_rx_subtree()->create<bool>("enabled") + .set(true); //always enabled + this->get_rx_subtree()->create<bool>("use_lo_offset") + .set(false); + this->get_rx_subtree()->create<double>("bandwidth/value") + .coerce(boost::bind(&dbsrx::set_bandwidth, this, _1)); + this->get_rx_subtree()->create<meta_range_t>("bandwidth/range") + .set(dbsrx_bandwidth_range); + + //enable only the clocks we need + this->get_iface()->set_clock_enabled(dboard_iface::UNIT_RX, true); + + //set the gpio directions and atr controls (identically) + this->get_iface()->set_pin_ctrl(dboard_iface::UNIT_RX, 0x0); // All unused in atr + if (this->get_iface()->get_special_props().soft_clock_divider){ + this->get_iface()->set_gpio_ddr(dboard_iface::UNIT_RX, 0x1); // GPIO0 is clock when on USRP1 + } + else{ + this->get_iface()->set_gpio_ddr(dboard_iface::UNIT_RX, 0x0); // All Inputs + } + + //now its safe to set inital freq and bw + this->get_rx_subtree()->access<double>("freq/value") + .set(dbsrx_freq_range.start()); + this->get_rx_subtree()->access<double>("bandwidth/value") + .set(2.0*_bandwidth); //_bandwidth in lowpass, convert to complex bandpass +} + +dbsrx::~dbsrx(void){ +} + + +/*********************************************************************** + * Tuning + **********************************************************************/ +double dbsrx::set_lo_freq(double target_freq){ + target_freq = dbsrx_freq_range.clip(target_freq); + + double actual_freq=0.0, pfd_freq=0.0, ref_clock=0.0; + int R=0, N=0, r=0, m=0; + bool update_filter_settings = false; + //choose refclock + std::vector<double> clock_rates = this->get_iface()->get_clock_rates(dboard_iface::UNIT_RX); + const double max_clock_rate = uhd::sorted(clock_rates).back(); + BOOST_FOREACH(ref_clock, uhd::reversed(uhd::sorted(clock_rates))){ + //USRP1 feeds the DBSRX clock from a FPGA GPIO line. + //make sure that this clock does not exceed rate limit. + if (this->get_iface()->get_special_props().soft_clock_divider){ + if (ref_clock > usrp1_gpio_clock_rate_limit) continue; + } + if (ref_clock > 27.0e6) continue; + if (size_t(max_clock_rate/ref_clock)%2 == 1) continue; //reject asymmetric clocks (odd divisors) + + //choose m_divider such that filter tuning constraint is met + m = 31; + while ((ref_clock/m < 1e6 or ref_clock/m > 2.5e6) and m > 0){ m--; } + + UHD_LOGV(often) << boost::format( + "DBSRX: trying ref_clock %f and m_divider %d" + ) % (ref_clock) % m << std::endl; + + if (m >= 32) continue; + + //choose R + for(r = 0; r <= 6; r += 1) { + //compute divider from setting + R = 1 << (r+1); + UHD_LOGV(often) << boost::format("DBSRX R:%d\n") % R << std::endl; + + //compute PFD compare frequency = ref_clock/R + pfd_freq = ref_clock / R; + + //constrain the PFD frequency to specified range + if ((pfd_freq < dbsrx_pfd_freq_range.start()) or (pfd_freq > dbsrx_pfd_freq_range.stop())) continue; + + //compute N + N = int(std::floor(target_freq/pfd_freq)); + + //constrain N to specified range + if ((N < 256) or (N > 32768)) continue; + + goto done_loop; + } + } + + done_loop: + + //Assert because we failed to find a suitable combination of ref_clock, R and N + UHD_ASSERT_THROW(ref_clock <= 27.0e6 and ref_clock >= 0.0); + UHD_ASSERT_THROW(ref_clock/m >= 1e6 and ref_clock/m <= 2.5e6); + UHD_ASSERT_THROW((pfd_freq >= dbsrx_pfd_freq_range.start()) and (pfd_freq <= dbsrx_pfd_freq_range.stop())); + UHD_ASSERT_THROW((N >= 256) and (N <= 32768)); + + UHD_LOGV(often) << boost::format( + "DBSRX: choose ref_clock (current: %f, new: %f) and m_divider %d" + ) % (this->get_iface()->get_clock_rate(dboard_iface::UNIT_RX)) % ref_clock % m << std::endl; + + //if ref_clock or m divider changed, we need to update the filter settings + if (ref_clock != this->get_iface()->get_clock_rate(dboard_iface::UNIT_RX) or m != _max2118_write_regs.m_divider) update_filter_settings = true; + + //compute resulting output frequency + actual_freq = pfd_freq * N; + + //apply ref_clock, R, and N settings + this->get_iface()->set_clock_rate(dboard_iface::UNIT_RX, ref_clock); + ref_clock = this->get_iface()->get_clock_rate(dboard_iface::UNIT_RX); + _max2118_write_regs.m_divider = m; + _max2118_write_regs.r_divider = (max2118_write_regs_t::r_divider_t) r; + _max2118_write_regs.set_n_divider(N); + _max2118_write_regs.ade_vco_ade_read = max2118_write_regs_t::ADE_VCO_ADE_READ_ENABLED; + + //compute prescaler variables + int scaler = actual_freq > 1125e6 ? 2 : 4; + _max2118_write_regs.div2 = scaler == 4 ? max2118_write_regs_t::DIV2_DIV4 : max2118_write_regs_t::DIV2_DIV2; + + UHD_LOGV(often) << boost::format( + "DBSRX: scaler %d, actual_freq %f MHz, register bit: %d" + ) % scaler % (actual_freq/1e6) % int(_max2118_write_regs.div2) << std::endl; + + //compute vco frequency and select vco + double vco_freq = actual_freq * scaler; + if (vco_freq < 2433e6) + _max2118_write_regs.osc_band = 0; + else if (vco_freq < 2711e6) + _max2118_write_regs.osc_band = 1; + else if (vco_freq < 3025e6) + _max2118_write_regs.osc_band = 2; + else if (vco_freq < 3341e6) + _max2118_write_regs.osc_band = 3; + else if (vco_freq < 3727e6) + _max2118_write_regs.osc_band = 4; + else if (vco_freq < 4143e6) + _max2118_write_regs.osc_band = 5; + else if (vco_freq < 4493e6) + _max2118_write_regs.osc_band = 6; + else + _max2118_write_regs.osc_band = 7; + + //send settings over i2c + send_reg(0x0, 0x4); + + //check vtune for lock condition + read_reg(0x0, 0x0); + + UHD_LOGV(often) << boost::format( + "DBSRX: initial guess for vco %d, vtune adc %d" + ) % int(_max2118_write_regs.osc_band) % int(_max2118_read_regs.adc) << std::endl; + + //if we are out of lock for chosen vco, change vco + while ((_max2118_read_regs.adc == 0) or (_max2118_read_regs.adc == 7)){ + + //vtune is too low, try lower frequency vco + if (_max2118_read_regs.adc == 0){ + if (_max2118_write_regs.osc_band == 0){ + UHD_MSG(warning) << boost::format( + "DBSRX: Tuning exceeded vco range, _max2118_write_regs.osc_band == %d\n" + ) % int(_max2118_write_regs.osc_band); + UHD_ASSERT_THROW(_max2118_read_regs.adc != 0); //just to cause a throw + } + if (_max2118_write_regs.osc_band <= 0) break; + _max2118_write_regs.osc_band -= 1; + } + + //vtune is too high, try higher frequency vco + if (_max2118_read_regs.adc == 7){ + if (_max2118_write_regs.osc_band == 7){ + UHD_MSG(warning) << boost::format( + "DBSRX: Tuning exceeded vco range, _max2118_write_regs.osc_band == %d\n" + ) % int(_max2118_write_regs.osc_band); + UHD_ASSERT_THROW(_max2118_read_regs.adc != 7); //just to cause a throw + } + if (_max2118_write_regs.osc_band >= 7) break; + _max2118_write_regs.osc_band += 1; + } + + UHD_LOGV(often) << boost::format( + "DBSRX: trying vco %d, vtune adc %d" + ) % int(_max2118_write_regs.osc_band) % int(_max2118_read_regs.adc) << std::endl; + + //update vco selection and check vtune + send_reg(0x2, 0x2); + read_reg(0x0, 0x0); + + //allow for setup time before checking condition again + boost::this_thread::sleep(boost::posix_time::milliseconds(10)); + } + + UHD_LOGV(often) << boost::format( + "DBSRX: final vco %d, vtune adc %d" + ) % int(_max2118_write_regs.osc_band) % int(_max2118_read_regs.adc) << std::endl; + + //select charge pump bias current + if (_max2118_read_regs.adc <= 2) _max2118_write_regs.cp_current = max2118_write_regs_t::CP_CURRENT_I_CP_100UA; + else if (_max2118_read_regs.adc >= 5) _max2118_write_regs.cp_current = max2118_write_regs_t::CP_CURRENT_I_CP_400UA; + else _max2118_write_regs.cp_current = max2118_write_regs_t::CP_CURRENT_I_CP_200UA; + + //update charge pump bias current setting + send_reg(0x2, 0x2); + + //compute actual tuned frequency + _lo_freq = this->get_iface()->get_clock_rate(dboard_iface::UNIT_RX) / std::pow(2.0,(1 + _max2118_write_regs.r_divider)) * _max2118_write_regs.get_n_divider(); + + //debug output of calculated variables + UHD_LOGV(often) + << boost::format("DBSRX tune:\n") + << boost::format(" VCO=%d, CP=%d, PFD Freq=%fMHz\n") % int(_max2118_write_regs.osc_band) % _max2118_write_regs.cp_current % (pfd_freq/1e6) + << boost::format(" R=%d, N=%f, scaler=%d, div2=%d\n") % R % N % scaler % int(_max2118_write_regs.div2) + << boost::format(" Ref Freq=%fMHz\n") % (ref_clock/1e6) + << boost::format(" Target Freq=%fMHz\n") % (target_freq/1e6) + << boost::format(" Actual Freq=%fMHz\n") % (_lo_freq/1e6) + << boost::format(" VCO Freq=%fMHz\n") % (vco_freq/1e6) + << std::endl; + + if (update_filter_settings) set_bandwidth(_bandwidth); + get_locked(); + + return _lo_freq; +} + +/*********************************************************************** + * Gain Handling + **********************************************************************/ +/*! + * Convert a requested gain for the GC2 vga into the integer register value. + * The gain passed into the function will be set to the actual value. + * \param gain the requested gain in dB + * \return 5 bit the register value + */ +static int gain_to_gc2_vga_reg(double &gain){ + int reg = 0; + gain = dbsrx_gain_ranges["GC2"].clip(gain); + + // Half dB steps from 0-5dB, 1dB steps from 5-24dB + if (gain < 5) { + reg = boost::math::iround(31.0 - gain/0.5); + gain = double(boost::math::iround(gain) * 0.5); + } else { + reg = boost::math::iround(22.0 - (gain - 4.0)); + gain = double(boost::math::iround(gain)); + } + + UHD_LOGV(often) << boost::format( + "DBSRX GC2 Gain: %f dB, reg: %d" + ) % gain % reg << std::endl; + + return reg; +} + +/*! + * Convert a requested gain for the GC1 rf vga into the dac_volts value. + * The gain passed into the function will be set to the actual value. + * \param gain the requested gain in dB + * \return dac voltage value + */ +static double gain_to_gc1_rfvga_dac(double &gain){ + //clip the input + gain = dbsrx_gain_ranges["GC1"].clip(gain); + + //voltage level constants + static const double max_volts = 1.2, min_volts = 2.7; + static const double slope = (max_volts-min_volts)/dbsrx_gain_ranges["GC1"].stop(); + + //calculate the voltage for the aux dac + double dac_volts = gain*slope + min_volts; + + UHD_LOGV(often) << boost::format( + "DBSRX GC1 Gain: %f dB, dac_volts: %f V" + ) % gain % dac_volts << std::endl; + + //the actual gain setting + gain = (dac_volts - min_volts)/slope; + + return dac_volts; +} + +double dbsrx::set_gain(double gain, const std::string &name){ + assert_has(dbsrx_gain_ranges.keys(), name, "dbsrx gain name"); + if (name == "GC2"){ + _max2118_write_regs.gc2 = gain_to_gc2_vga_reg(gain); + send_reg(0x5, 0x5); + } + else if(name == "GC1"){ + //write the new voltage to the aux dac + this->get_iface()->write_aux_dac(dboard_iface::UNIT_RX, dboard_iface::AUX_DAC_A, gain_to_gc1_rfvga_dac(gain)); + } + else UHD_THROW_INVALID_CODE_PATH(); + _gains[name] = gain; + + return gain; +} + +/*********************************************************************** + * Bandwidth Handling + **********************************************************************/ +double dbsrx::set_bandwidth(double bandwidth){ + //convert complex bandpass to lowpass bandwidth + bandwidth = bandwidth/2.0; + + //clip the input + bandwidth = dbsrx_bandwidth_range.clip(bandwidth); + + double ref_clock = this->get_iface()->get_clock_rate(dboard_iface::UNIT_RX); + + //NOTE: _max2118_write_regs.m_divider set in set_lo_freq + + //compute f_dac setting + _max2118_write_regs.f_dac = uhd::clip<int>(int((((bandwidth*_max2118_write_regs.m_divider)/ref_clock) - 4)/0.145),0,127); + + //determine actual bandwidth + _bandwidth = double((ref_clock/(_max2118_write_regs.m_divider))*(4+0.145*_max2118_write_regs.f_dac)); + + UHD_LOGV(often) << boost::format( + "DBSRX Filter Bandwidth: %f MHz, m: %d, f_dac: %d\n" + ) % (_bandwidth/1e6) % int(_max2118_write_regs.m_divider) % int(_max2118_write_regs.f_dac) << std::endl; + + this->send_reg(0x3, 0x4); + + //convert lowpass back to complex bandpass bandwidth + return 2.0*_bandwidth; +} diff --git a/host/lib/usrp/dboard/db_dbsrx2.cpp b/host/lib/usrp/dboard/db_dbsrx2.cpp new file mode 100644 index 000000000..517b7b183 --- /dev/null +++ b/host/lib/usrp/dboard/db_dbsrx2.cpp @@ -0,0 +1,379 @@ +// +// Copyright 2010-2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +// No RX IO Pins Used + +#include "max2112_regs.hpp" +#include <uhd/utils/log.hpp> +#include <uhd/utils/static.hpp> +#include <uhd/utils/assert_has.hpp> +#include <uhd/utils/algorithm.hpp> +#include <uhd/types/ranges.hpp> +#include <uhd/types/sensors.hpp> +#include <uhd/types/dict.hpp> +#include <uhd/usrp/dboard_base.hpp> +#include <uhd/usrp/dboard_manager.hpp> +#include <boost/assign/list_of.hpp> +#include <boost/format.hpp> +#include <boost/thread.hpp> +#include <boost/math/special_functions/round.hpp> +#include <utility> + +using namespace uhd; +using namespace uhd::usrp; +using namespace boost::assign; + +/*********************************************************************** + * The DBSRX2 constants + **********************************************************************/ +static const freq_range_t dbsrx2_freq_range(0.8e9, 2.4e9); + +//Multiplied by 2.0 for conversion to complex bandpass from lowpass +static const freq_range_t dbsrx2_bandwidth_range(2.0*4.0e6, 2.0*40.0e6); + +static const int dbsrx2_ref_divider = 4; // Hitachi HMC426 divider (U7) + +static const std::vector<std::string> dbsrx2_antennas = list_of("J3"); + +static const uhd::dict<std::string, gain_range_t> dbsrx2_gain_ranges = map_list_of + ("GC1", gain_range_t(0, 73, 0.05)) + ("BBG", gain_range_t(0, 15, 1)) +; + +/*********************************************************************** + * The DBSRX2 dboard class + **********************************************************************/ +class dbsrx2 : public rx_dboard_base{ +public: + dbsrx2(ctor_args_t args); + ~dbsrx2(void); + +private: + double _lo_freq; + double _bandwidth; + uhd::dict<std::string, double> _gains; + max2112_write_regs_t _max2112_write_regs; + max2112_read_regs_t _max2112_read_regs; + boost::uint8_t _max2112_addr(){ //0x60 or 0x61 depending on which side + return (this->get_iface()->get_special_props().mangle_i2c_addrs)? 0x60 : 0x61; + } + + double set_lo_freq(double target_freq); + double set_gain(double gain, const std::string &name); + double set_bandwidth(double bandwidth); + + void send_reg(boost::uint8_t start_reg, boost::uint8_t stop_reg){ + start_reg = boost::uint8_t(uhd::clip(int(start_reg), 0x0, 0xB)); + stop_reg = boost::uint8_t(uhd::clip(int(stop_reg), 0x0, 0xB)); + + for(boost::uint8_t start_addr=start_reg; start_addr <= stop_reg; start_addr += sizeof(boost::uint32_t) - 1){ + int num_bytes = int(stop_reg - start_addr + 1) > int(sizeof(boost::uint32_t)) - 1 ? sizeof(boost::uint32_t) - 1 : stop_reg - start_addr + 1; + + //create buffer for register data (+1 for start address) + byte_vector_t regs_vector(num_bytes + 1); + + //first byte is the address of first register + regs_vector[0] = start_addr; + + //get the register data + for(int i=0; i<num_bytes; i++){ + regs_vector[1+i] = _max2112_write_regs.get_reg(start_addr+i); + UHD_LOGV(often) << boost::format( + "DBSRX2: send reg 0x%02x, value 0x%04x, start_addr = 0x%04x, num_bytes %d" + ) % int(start_addr+i) % int(regs_vector[1+i]) % int(start_addr) % num_bytes << std::endl; + } + + //send the data + this->get_iface()->write_i2c( + _max2112_addr(), regs_vector + ); + } + } + + void read_reg(boost::uint8_t start_reg, boost::uint8_t stop_reg){ + static const boost::uint8_t status_addr = 0xC; + start_reg = boost::uint8_t(uhd::clip(int(start_reg), 0x0, 0xD)); + stop_reg = boost::uint8_t(uhd::clip(int(stop_reg), 0x0, 0xD)); + + for(boost::uint8_t start_addr=start_reg; start_addr <= stop_reg; start_addr += sizeof(boost::uint32_t)){ + int num_bytes = int(stop_reg - start_addr + 1) > int(sizeof(boost::uint32_t)) ? sizeof(boost::uint32_t) : stop_reg - start_addr + 1; + + //create address to start reading register data + byte_vector_t address_vector(1); + address_vector[0] = start_addr; + + //send the address + this->get_iface()->write_i2c( + _max2112_addr(), address_vector + ); + + //create buffer for register data + byte_vector_t regs_vector(num_bytes); + + //read from i2c + regs_vector = this->get_iface()->read_i2c( + _max2112_addr(), num_bytes + ); + + for(boost::uint8_t i=0; i < num_bytes; i++){ + if (i + start_addr >= status_addr){ + _max2112_read_regs.set_reg(i + start_addr, regs_vector[i]); + /* + UHD_LOGV(always) << boost::format( + "DBSRX2: set reg 0x%02x, value 0x%04x" + ) % int(i + start_addr) % int(_max2112_read_regs.get_reg(i + start_addr)) << std::endl; + */ + } + UHD_LOGV(often) << boost::format( + "DBSRX2: read reg 0x%02x, value 0x%04x, start_addr = 0x%04x, num_bytes %d" + ) % int(start_addr+i) % int(regs_vector[i]) % int(start_addr) % num_bytes << std::endl; + } + } + } + + /*! + * Get the lock detect status of the LO. + * \return sensor for locked + */ + sensor_value_t get_locked(void){ + read_reg(0xC, 0xD); + + //mask and return lock detect + bool locked = (_max2112_read_regs.ld & _max2112_read_regs.vasa & _max2112_read_regs.vase) != 0; + + UHD_LOGV(often) << boost::format( + "DBSRX2 locked: %d" + ) % locked << std::endl; + + return sensor_value_t("LO", locked, "locked", "unlocked"); + } +}; + +/*********************************************************************** + * Register the DBSRX2 dboard + **********************************************************************/ +// FIXME 0x67 is the default i2c address on USRP2 +// need to handle which side for USRP1 with different address +static dboard_base::sptr make_dbsrx2(dboard_base::ctor_args_t args){ + return dboard_base::sptr(new dbsrx2(args)); +} + +UHD_STATIC_BLOCK(reg_dbsrx2_dboard){ + //register the factory function for the rx dbid + dboard_manager::register_dboard(0x0012, &make_dbsrx2, "DBSRX2"); +} + +/*********************************************************************** + * Structors + **********************************************************************/ +dbsrx2::dbsrx2(ctor_args_t args) : rx_dboard_base(args){ + //send initial register settings + send_reg(0x0, 0xB); + //for (boost::uint8_t addr=0; addr<=12; addr++) this->send_reg(addr, addr); + + //////////////////////////////////////////////////////////////////// + // Register properties + //////////////////////////////////////////////////////////////////// + this->get_rx_subtree()->create<std::string>("name") + .set(get_rx_id().to_pp_string()); + this->get_rx_subtree()->create<sensor_value_t>("sensors/lo_locked") + .publish(boost::bind(&dbsrx2::get_locked, this)); + BOOST_FOREACH(const std::string &name, dbsrx2_gain_ranges.keys()){ + this->get_rx_subtree()->create<double>("gains/"+name+"/value") + .coerce(boost::bind(&dbsrx2::set_gain, this, _1, name)) + .set(dbsrx2_gain_ranges[name].start()); + this->get_rx_subtree()->create<meta_range_t>("gains/"+name+"/range") + .set(dbsrx2_gain_ranges[name]); + } + this->get_rx_subtree()->create<double>("freq/value") + .coerce(boost::bind(&dbsrx2::set_lo_freq, this, _1)) + .set(dbsrx2_freq_range.start()); + this->get_rx_subtree()->create<meta_range_t>("freq/range") + .set(dbsrx2_freq_range); + this->get_rx_subtree()->create<std::string>("antenna/value") + .set(dbsrx2_antennas.at(0)); + this->get_rx_subtree()->create<std::vector<std::string> >("antenna/options") + .set(dbsrx2_antennas); + this->get_rx_subtree()->create<std::string>("connection") + .set("QI"); + this->get_rx_subtree()->create<bool>("enabled") + .set(true); //always enabled + this->get_rx_subtree()->create<bool>("use_lo_offset") + .set(false); + + double codec_rate = this->get_iface()->get_codec_rate(dboard_iface::UNIT_RX); + + this->get_rx_subtree()->create<double>("bandwidth/value") + .coerce(boost::bind(&dbsrx2::set_bandwidth, this, _1)) + .set(2.0*(0.8*codec_rate/2.0)); //bandwidth in lowpass, convert to complex bandpass + //default to anti-alias at different codec_rate + this->get_rx_subtree()->create<meta_range_t>("bandwidth/range") + .set(dbsrx2_bandwidth_range); + + //enable only the clocks we need + this->get_iface()->set_clock_enabled(dboard_iface::UNIT_RX, true); + + //set the gpio directions and atr controls (identically) + this->get_iface()->set_pin_ctrl(dboard_iface::UNIT_RX, 0x0); // All unused in atr + this->get_iface()->set_gpio_ddr(dboard_iface::UNIT_RX, 0x0); // All Inputs + + get_locked(); +} + +dbsrx2::~dbsrx2(void){ +} + + +/*********************************************************************** + * Tuning + **********************************************************************/ +double dbsrx2::set_lo_freq(double target_freq){ + //target_freq = dbsrx2_freq_range.clip(target_freq); + + //variables used in the calculation below + int scaler = target_freq > 1125e6 ? 2 : 4; + double ref_freq = this->get_iface()->get_clock_rate(dboard_iface::UNIT_RX); + int R, intdiv, fracdiv, ext_div; + double N; + + //compute tuning variables + ext_div = dbsrx2_ref_divider; // 12MHz < ref_freq/ext_divider < 30MHz + + R = 1; //Divide by 1 is the only tested value + + N = (target_freq*R*ext_div)/(ref_freq); //actual spec range is (19, 251) + intdiv = int(std::floor(N)); // if (intdiv < 19 or intdiv > 251) continue; + fracdiv = boost::math::iround((N - intdiv)*double(1 << 20)); + + //calculate the actual freq from the values above + N = double(intdiv) + double(fracdiv)/double(1 << 20); + _lo_freq = (N*ref_freq)/(R*ext_div); + + //load new counters into registers + _max2112_write_regs.set_n_divider(intdiv); + _max2112_write_regs.set_f_divider(fracdiv); + _max2112_write_regs.r_divider = R; + _max2112_write_regs.d24 = scaler == 4 ? max2112_write_regs_t::D24_DIV4 : max2112_write_regs_t::D24_DIV2; + + //debug output of calculated variables + UHD_LOGV(often) + << boost::format("DBSRX2 tune:\n") + << boost::format(" R=%d, N=%f, scaler=%d, ext_div=%d\n") % R % N % scaler % ext_div + << boost::format(" int=%d, frac=%d, d24=%d\n") % intdiv % fracdiv % int(_max2112_write_regs.d24) + << boost::format(" Ref Freq=%fMHz\n") % (ref_freq/1e6) + << boost::format(" Target Freq=%fMHz\n") % (target_freq/1e6) + << boost::format(" Actual Freq=%fMHz\n") % (_lo_freq/1e6) + << std::endl; + + //send the registers + send_reg(0x0, 0x7); + + //FIXME: probably unnecessary to call get_locked here + //get_locked(); + + return _lo_freq; +} + +/*********************************************************************** + * Gain Handling + **********************************************************************/ +/*! + * Convert a requested gain for the BBG vga into the integer register value. + * The gain passed into the function will be set to the actual value. + * \param gain the requested gain in dB + * \return 4 bit the register value + */ +static int gain_to_bbg_vga_reg(double &gain){ + int reg = boost::math::iround(dbsrx2_gain_ranges["BBG"].clip(gain)); + + gain = double(reg); + + UHD_LOGV(often) + << boost::format("DBSRX2 BBG Gain:\n") + << boost::format(" %f dB, bbg: %d") % gain % reg + << std::endl; + + return reg; +} + +/*! + * Convert a requested gain for the GC1 rf vga into the dac_volts value. + * The gain passed into the function will be set to the actual value. + * \param gain the requested gain in dB + * \return dac voltage value + */ +static double gain_to_gc1_rfvga_dac(double &gain){ + //clip the input + gain = dbsrx2_gain_ranges["GC1"].clip(gain); + + //voltage level constants + static const double max_volts = 0.5, min_volts = 2.7; + static const double slope = (max_volts-min_volts)/dbsrx2_gain_ranges["GC1"].stop(); + + //calculate the voltage for the aux dac + double dac_volts = gain*slope + min_volts; + + UHD_LOGV(often) + << boost::format("DBSRX2 GC1 Gain:\n") + << boost::format(" %f dB, dac_volts: %f V") % gain % dac_volts + << std::endl; + + //the actual gain setting + gain = (dac_volts - min_volts)/slope; + + return dac_volts; +} + +double dbsrx2::set_gain(double gain, const std::string &name){ + assert_has(dbsrx2_gain_ranges.keys(), name, "dbsrx2 gain name"); + if (name == "BBG"){ + _max2112_write_regs.bbg = gain_to_bbg_vga_reg(gain); + send_reg(0x9, 0x9); + } + else if(name == "GC1"){ + //write the new voltage to the aux dac + this->get_iface()->write_aux_dac(dboard_iface::UNIT_RX, dboard_iface::AUX_DAC_A, gain_to_gc1_rfvga_dac(gain)); + } + else UHD_THROW_INVALID_CODE_PATH(); + _gains[name] = gain; + + return gain; +} + +/*********************************************************************** + * Bandwidth Handling + **********************************************************************/ +double dbsrx2::set_bandwidth(double bandwidth){ + //convert complex bandpass to lowpass bandwidth + bandwidth = bandwidth/2.0; + + //clip the input + bandwidth = dbsrx2_bandwidth_range.clip(bandwidth); + + _max2112_write_regs.lp = int((bandwidth/1e6 - 4)/0.29 + 12); + _bandwidth = double(4 + (_max2112_write_regs.lp - 12) * 0.29)*1e6; + + UHD_LOGV(often) + << boost::format("DBSRX2 Bandwidth:\n") + << boost::format(" %f MHz, lp: %f V") % (_bandwidth/1e6) % int(_max2112_write_regs.lp) + << std::endl; + + this->send_reg(0x8, 0x8); + + //convert lowpass back to complex bandpass bandwidth + return 2.0*_bandwidth; +} diff --git a/host/lib/usrp/dboard/db_rfx.cpp b/host/lib/usrp/dboard/db_rfx.cpp new file mode 100644 index 000000000..32aa3fe04 --- /dev/null +++ b/host/lib/usrp/dboard/db_rfx.cpp @@ -0,0 +1,435 @@ +// +// Copyright 2010-2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +// IO Pin functions +#define POWER_IO (1 << 7) // Low enables power supply +#define ANTSW_IO (1 << 6) // On TX DB, 0 = TX, 1 = RX, on RX DB 0 = main ant, 1 = RX2 +#define MIXER_IO (1 << 5) // Enable appropriate mixer +#define LOCKDET_MASK (1 << 2) // Input pin + +// Mixer constants +#define MIXER_ENB MIXER_IO +#define MIXER_DIS 0 + +// Antenna constants +#define ANT_TX 0 //the tx line is transmitting +#define ANT_RX ANTSW_IO //the tx line is receiving +#define ANT_TXRX 0 //the rx line is on txrx +#define ANT_RX2 ANTSW_IO //the rx line in on rx2 +#define ANT_XX 0 //dont care how the antenna is set + +#include "adf4360_regs.hpp" +#include <uhd/types/dict.hpp> +#include <uhd/types/ranges.hpp> +#include <uhd/types/sensors.hpp> +#include <uhd/utils/assert_has.hpp> +#include <uhd/utils/log.hpp> +#include <uhd/utils/static.hpp> +#include <uhd/utils/algorithm.hpp> +#include <uhd/utils/msg.hpp> +#include <uhd/usrp/dboard_id.hpp> +#include <uhd/usrp/dboard_base.hpp> +#include <uhd/usrp/dboard_manager.hpp> +#include <boost/assign/list_of.hpp> +#include <boost/bind.hpp> +#include <boost/format.hpp> +#include <boost/math/special_functions/round.hpp> + +using namespace uhd; +using namespace uhd::usrp; +using namespace boost::assign; + +/*********************************************************************** + * The RFX Series constants + **********************************************************************/ +static const std::vector<std::string> rfx_tx_antennas = list_of("TX/RX")("CAL"); + +static const std::vector<std::string> rfx_rx_antennas = list_of("TX/RX")("RX2")("CAL"); + +static const uhd::dict<std::string, gain_range_t> rfx_rx_gain_ranges = map_list_of + ("PGA0", gain_range_t(0, 70, 0.022)) +; + +static const uhd::dict<std::string, gain_range_t> rfx400_rx_gain_ranges = map_list_of + ("PGA0", gain_range_t(0, 45, 0.022)) +; + +/*********************************************************************** + * The RFX series of dboards + **********************************************************************/ +class rfx_xcvr : public xcvr_dboard_base{ +public: + rfx_xcvr( + ctor_args_t args, + const freq_range_t &freq_range, + bool rx_div2, bool tx_div2 + ); + ~rfx_xcvr(void); + +private: + const freq_range_t _freq_range; + const uhd::dict<std::string, gain_range_t> _rx_gain_ranges; + const uhd::dict<dboard_iface::unit_t, bool> _div2; + std::string _rx_ant; + uhd::dict<std::string, double> _rx_gains; + boost::uint16_t _power_up; + + void set_rx_ant(const std::string &ant); + void set_tx_ant(const std::string &ant); + double set_rx_gain(double gain, const std::string &name); + + /*! + * Set the LO frequency for the particular dboard unit. + * \param unit which unit rx or tx + * \param target_freq the desired frequency in Hz + * \return the actual frequency in Hz + */ + double set_lo_freq(dboard_iface::unit_t unit, double target_freq); + + /*! + * Get the lock detect status of the LO. + * \param unit which unit rx or tx + * \return sensor for locked + */ + sensor_value_t get_locked(dboard_iface::unit_t unit){ + const bool locked = (this->get_iface()->read_gpio(unit) & LOCKDET_MASK) != 0; + return sensor_value_t("LO", locked, "locked", "unlocked"); + } + + /*! + * Removed incorrect/confusing RSSI calculation + * Limited dynamic range of sensor makes this less useful + */ +}; + +/*********************************************************************** + * Register the RFX dboards (min freq, max freq, rx div2, tx div2) + **********************************************************************/ +static dboard_base::sptr make_rfx_flex400(dboard_base::ctor_args_t args){ + return dboard_base::sptr(new rfx_xcvr(args, freq_range_t(400e6, 500e6), true, true)); +} + +static dboard_base::sptr make_rfx_flex900(dboard_base::ctor_args_t args){ + return dboard_base::sptr(new rfx_xcvr(args, freq_range_t(750e6, 1050e6), true, true)); +} + +static dboard_base::sptr make_rfx_flex1800(dboard_base::ctor_args_t args){ + return dboard_base::sptr(new rfx_xcvr(args, freq_range_t(1500e6, 2100e6), false, false)); +} + +static dboard_base::sptr make_rfx_flex1200(dboard_base::ctor_args_t args){ + return dboard_base::sptr(new rfx_xcvr(args, freq_range_t(1150e6, 1450e6), true, true)); +} + +static dboard_base::sptr make_rfx_flex2200(dboard_base::ctor_args_t args){ + return dboard_base::sptr(new rfx_xcvr(args, freq_range_t(2000e6, 2400e6), false, false)); +} + +static dboard_base::sptr make_rfx_flex2400(dboard_base::ctor_args_t args){ + return dboard_base::sptr(new rfx_xcvr(args, freq_range_t(2300e6, 2900e6), false, false)); +} + +UHD_STATIC_BLOCK(reg_rfx_dboards){ + dboard_manager::register_dboard(0x0024, 0x0028, &make_rfx_flex400, "RFX400"); + dboard_manager::register_dboard(0x0025, 0x0029, &make_rfx_flex900, "RFX900"); + dboard_manager::register_dboard(0x0034, 0x0035, &make_rfx_flex1800, "RFX1800"); + dboard_manager::register_dboard(0x0026, 0x002a, &make_rfx_flex1200, "RFX1200"); + dboard_manager::register_dboard(0x002c, 0x002d, &make_rfx_flex2200, "RFX2200"); + dboard_manager::register_dboard(0x0027, 0x002b, &make_rfx_flex2400, "RFX2400"); +} + +/*********************************************************************** + * Structors + **********************************************************************/ +rfx_xcvr::rfx_xcvr( + ctor_args_t args, + const freq_range_t &freq_range, + bool rx_div2, bool tx_div2 +): + xcvr_dboard_base(args), + _freq_range(freq_range), + _rx_gain_ranges((get_rx_id() == 0x0024)? + rfx400_rx_gain_ranges : rfx_rx_gain_ranges + ), + _div2(map_list_of + (dboard_iface::UNIT_RX, rx_div2) + (dboard_iface::UNIT_TX, tx_div2) + ), + _power_up((get_rx_id() == 0x0024 && get_tx_id() == 0x0028) ? POWER_IO : 0) +{ + //////////////////////////////////////////////////////////////////// + // Register RX properties + //////////////////////////////////////////////////////////////////// + this->get_rx_subtree()->create<std::string>("name").set("RFX RX"); + this->get_rx_subtree()->create<sensor_value_t>("sensors/lo_locked") + .publish(boost::bind(&rfx_xcvr::get_locked, this, dboard_iface::UNIT_RX)); + BOOST_FOREACH(const std::string &name, _rx_gain_ranges.keys()){ + this->get_rx_subtree()->create<double>("gains/"+name+"/value") + .coerce(boost::bind(&rfx_xcvr::set_rx_gain, this, _1, name)) + .set(_rx_gain_ranges[name].start()); + this->get_rx_subtree()->create<meta_range_t>("gains/"+name+"/range") + .set(_rx_gain_ranges[name]); + } + this->get_rx_subtree()->create<double>("freq/value") + .coerce(boost::bind(&rfx_xcvr::set_lo_freq, this, dboard_iface::UNIT_RX, _1)) + .set((_freq_range.start() + _freq_range.stop())/2.0); + this->get_rx_subtree()->create<meta_range_t>("freq/range").set(_freq_range); + this->get_rx_subtree()->create<std::string>("antenna/value") + .subscribe(boost::bind(&rfx_xcvr::set_rx_ant, this, _1)) + .set("RX2"); + this->get_rx_subtree()->create<std::vector<std::string> >("antenna/options") + .set(rfx_rx_antennas); + this->get_rx_subtree()->create<std::string>("connection").set("QI"); + this->get_rx_subtree()->create<bool>("enabled").set(true); //always enabled + this->get_rx_subtree()->create<bool>("use_lo_offset").set(false); + this->get_rx_subtree()->create<double>("bandwidth/value").set(2*20.0e6); //20MHz low-pass, we want complex double-sided + this->get_rx_subtree()->create<meta_range_t>("bandwidth/range") + .set(freq_range_t(2*20.0e6, 2*20.0e6)); + + //////////////////////////////////////////////////////////////////// + // Register TX properties + //////////////////////////////////////////////////////////////////// + this->get_tx_subtree()->create<std::string>("name").set("RFX TX"); + this->get_tx_subtree()->create<sensor_value_t>("sensors/lo_locked") + .publish(boost::bind(&rfx_xcvr::get_locked, this, dboard_iface::UNIT_TX)); + this->get_tx_subtree()->create<int>("gains"); //phony property so this dir exists + this->get_tx_subtree()->create<double>("freq/value") + .coerce(boost::bind(&rfx_xcvr::set_lo_freq, this, dboard_iface::UNIT_TX, _1)) + .set((_freq_range.start() + _freq_range.stop())/2.0); + this->get_tx_subtree()->create<meta_range_t>("freq/range").set(_freq_range); + this->get_tx_subtree()->create<std::string>("antenna/value") + .subscribe(boost::bind(&rfx_xcvr::set_tx_ant, this, _1)).set(rfx_tx_antennas.at(0)); + this->get_tx_subtree()->create<std::vector<std::string> >("antenna/options") + .set(rfx_tx_antennas); + this->get_tx_subtree()->create<std::string>("connection").set("IQ"); + this->get_tx_subtree()->create<bool>("enabled").set(true); //always enabled + this->get_tx_subtree()->create<bool>("use_lo_offset").set(true); + this->get_tx_subtree()->create<double>("bandwidth/value").set(2*20.0e6); //20MHz low-pass, we want complex double-sided + this->get_tx_subtree()->create<meta_range_t>("bandwidth/range") + .set(freq_range_t(2*20.0e6, 2*20.0e6)); + + //enable the clocks that we need + this->get_iface()->set_clock_enabled(dboard_iface::UNIT_TX, true); + this->get_iface()->set_clock_enabled(dboard_iface::UNIT_RX, true); + + //set the gpio directions and atr controls (identically) + boost::uint16_t output_enables = POWER_IO | ANTSW_IO | MIXER_IO; + this->get_iface()->set_pin_ctrl(dboard_iface::UNIT_TX, output_enables); + this->get_iface()->set_pin_ctrl(dboard_iface::UNIT_RX, output_enables); + this->get_iface()->set_gpio_ddr(dboard_iface::UNIT_TX, output_enables); + this->get_iface()->set_gpio_ddr(dboard_iface::UNIT_RX, output_enables); + + //setup the tx atr (this does not change with antenna) + this->get_iface()->set_atr_reg(dboard_iface::UNIT_TX, dboard_iface::ATR_REG_IDLE, _power_up | ANT_XX | MIXER_DIS); + this->get_iface()->set_atr_reg(dboard_iface::UNIT_TX, dboard_iface::ATR_REG_RX_ONLY, _power_up | ANT_RX | MIXER_DIS); + this->get_iface()->set_atr_reg(dboard_iface::UNIT_TX, dboard_iface::ATR_REG_TX_ONLY, _power_up | ANT_TX | MIXER_ENB); + this->get_iface()->set_atr_reg(dboard_iface::UNIT_TX, dboard_iface::ATR_REG_FULL_DUPLEX, _power_up | ANT_TX | MIXER_ENB); + + //setup the rx atr (this does not change with antenna) + this->get_iface()->set_atr_reg(dboard_iface::UNIT_RX, dboard_iface::ATR_REG_IDLE, _power_up | ANT_XX | MIXER_DIS); + this->get_iface()->set_atr_reg(dboard_iface::UNIT_RX, dboard_iface::ATR_REG_TX_ONLY, _power_up | ANT_XX | MIXER_DIS); + this->get_iface()->set_atr_reg(dboard_iface::UNIT_RX, dboard_iface::ATR_REG_FULL_DUPLEX, _power_up | ANT_RX2| MIXER_ENB); +} + +rfx_xcvr::~rfx_xcvr(void){ + /* NOP */ +} + +/*********************************************************************** + * Antenna Handling + **********************************************************************/ +void rfx_xcvr::set_rx_ant(const std::string &ant){ + //validate input + assert_has(rfx_rx_antennas, ant, "rfx rx antenna name"); + + //set the rx atr regs that change with antenna setting + if (ant == "CAL") { + this->get_iface()->set_atr_reg(dboard_iface::UNIT_RX, dboard_iface::ATR_REG_TX_ONLY, _power_up | ANT_TXRX | MIXER_DIS); + this->get_iface()->set_atr_reg(dboard_iface::UNIT_RX, dboard_iface::ATR_REG_FULL_DUPLEX, _power_up | ANT_TXRX | MIXER_ENB); + this->get_iface()->set_atr_reg(dboard_iface::UNIT_RX, dboard_iface::ATR_REG_RX_ONLY, _power_up | MIXER_ENB | ANT_TXRX ); + } + else { + this->get_iface()->set_atr_reg(dboard_iface::UNIT_RX, dboard_iface::ATR_REG_TX_ONLY, _power_up | ANT_XX | MIXER_DIS); + this->get_iface()->set_atr_reg(dboard_iface::UNIT_RX, dboard_iface::ATR_REG_FULL_DUPLEX, _power_up | ANT_RX2| MIXER_ENB); + this->get_iface()->set_atr_reg(dboard_iface::UNIT_RX, dboard_iface::ATR_REG_RX_ONLY, _power_up | MIXER_ENB | + ((ant == "TX/RX")? ANT_TXRX : ANT_RX2)); + } + + //shadow the setting + _rx_ant = ant; +} + +void rfx_xcvr::set_tx_ant(const std::string &ant){ + assert_has(rfx_tx_antennas, ant, "rfx tx antenna name"); + + //set the tx atr regs that change with antenna setting + if (ant == "CAL") { + this->get_iface()->set_atr_reg(dboard_iface::UNIT_TX, dboard_iface::ATR_REG_TX_ONLY, _power_up | ANT_RX | MIXER_ENB); + this->get_iface()->set_atr_reg(dboard_iface::UNIT_TX, dboard_iface::ATR_REG_FULL_DUPLEX, _power_up | ANT_RX | MIXER_ENB); + } + else { + this->get_iface()->set_atr_reg(dboard_iface::UNIT_TX, dboard_iface::ATR_REG_TX_ONLY, _power_up | ANT_TX | MIXER_ENB); + this->get_iface()->set_atr_reg(dboard_iface::UNIT_TX, dboard_iface::ATR_REG_FULL_DUPLEX, _power_up | ANT_TX | MIXER_ENB); + } +} + +/*********************************************************************** + * Gain Handling + **********************************************************************/ +static double rx_pga0_gain_to_dac_volts(double &gain, double range){ + //voltage level constants (negative slope) + static const double max_volts = .2, min_volts = 1.2; + static const double slope = (max_volts-min_volts)/(range); + + //calculate the voltage for the aux dac + double dac_volts = uhd::clip<double>(gain*slope + min_volts, max_volts, min_volts); + + //the actual gain setting + gain = (dac_volts - min_volts)/slope; + + return dac_volts; +} + +double rfx_xcvr::set_rx_gain(double gain, const std::string &name){ + assert_has(_rx_gain_ranges.keys(), name, "rfx rx gain name"); + if(name == "PGA0"){ + double dac_volts = rx_pga0_gain_to_dac_volts(gain, + (_rx_gain_ranges["PGA0"].stop() - _rx_gain_ranges["PGA0"].start())); + + //write the new voltage to the aux dac + this->get_iface()->write_aux_dac(dboard_iface::UNIT_RX, dboard_iface::AUX_DAC_A, dac_volts); + + return gain; + } + else UHD_THROW_INVALID_CODE_PATH(); +} + +/*********************************************************************** + * Tuning + **********************************************************************/ +double rfx_xcvr::set_lo_freq( + dboard_iface::unit_t unit, + double target_freq +){ + UHD_LOGV(often) << boost::format( + "RFX tune: target frequency %f Mhz" + ) % (target_freq/1e6) << std::endl; + + //clip the input + target_freq = _freq_range.clip(target_freq); + if (_div2[unit]) target_freq *= 2; + + //rfx400 rx is a special case with div2 in mixer, so adf4360 must output fundamental + bool is_rx_rfx400 = ((get_rx_id() == 0x0024) && unit != dboard_iface::UNIT_TX); + + //map prescalers to the register enums + static const uhd::dict<int, adf4360_regs_t::prescaler_value_t> prescaler_to_enum = map_list_of + (8, adf4360_regs_t::PRESCALER_VALUE_8_9) + (16, adf4360_regs_t::PRESCALER_VALUE_16_17) + (32, adf4360_regs_t::PRESCALER_VALUE_32_33) + ; + + //map band select clock dividers to enums + static const uhd::dict<int, adf4360_regs_t::band_select_clock_div_t> bandsel_to_enum = map_list_of + (1, adf4360_regs_t::BAND_SELECT_CLOCK_DIV_1) + (2, adf4360_regs_t::BAND_SELECT_CLOCK_DIV_2) + (4, adf4360_regs_t::BAND_SELECT_CLOCK_DIV_4) + (8, adf4360_regs_t::BAND_SELECT_CLOCK_DIV_8) + ; + + double actual_freq=0, ref_freq = this->get_iface()->get_clock_rate(unit); + int R=0, BS=0, P=0, B=0, A=0; + + /* + * The goal here to to loop though possible R dividers, + * band select clock dividers, and prescaler values. + * Calculate the A and B counters for each set of values. + * The loop exists when it meets all of the constraints. + * The resulting loop values are loaded into the registers. + * + * fvco = [P*B + A] * fref/R + * fvco*R/fref = P*B + A = N + */ + for(R = 2; R <= 32; R+=2){ + BOOST_FOREACH(BS, bandsel_to_enum.keys()){ + if (ref_freq/R/BS > 1e6) continue; //constraint on band select clock + BOOST_FOREACH(P, prescaler_to_enum.keys()){ + //calculate B and A from N + double N = target_freq*R/ref_freq; + B = int(std::floor(N/P)); + A = boost::math::iround(N - P*B); + if (B < A or B > 8191 or B < 3 or A > 31) continue; //constraints on A, B + //calculate the actual frequency + actual_freq = double(P*B + A)*ref_freq/R; + if (actual_freq/P > 300e6) continue; //constraint on prescaler output + //constraints met: exit loop + goto done_loop; + } + } + } done_loop: + + UHD_LOGV(often) << boost::format( + "RFX tune: R=%d, BS=%d, P=%d, B=%d, A=%d, DIV2=%d" + ) % R % BS % P % B % A % int(_div2[unit] && (!is_rx_rfx400)) << std::endl; + + //load the register values + adf4360_regs_t regs; + regs.core_power_level = adf4360_regs_t::CORE_POWER_LEVEL_10MA; + regs.counter_operation = adf4360_regs_t::COUNTER_OPERATION_NORMAL; + regs.muxout_control = adf4360_regs_t::MUXOUT_CONTROL_DLD; + regs.phase_detector_polarity = adf4360_regs_t::PHASE_DETECTOR_POLARITY_POS; + regs.charge_pump_output = adf4360_regs_t::CHARGE_PUMP_OUTPUT_NORMAL; + regs.cp_gain_0 = adf4360_regs_t::CP_GAIN_0_SET1; + regs.mute_till_ld = adf4360_regs_t::MUTE_TILL_LD_ENB; + regs.output_power_level = adf4360_regs_t::OUTPUT_POWER_LEVEL_3_5MA; + regs.current_setting1 = adf4360_regs_t::CURRENT_SETTING1_0_31MA; + regs.current_setting2 = adf4360_regs_t::CURRENT_SETTING2_0_31MA; + regs.power_down = adf4360_regs_t::POWER_DOWN_NORMAL_OP; + regs.prescaler_value = prescaler_to_enum[P]; + regs.a_counter = A; + regs.b_counter = B; + regs.cp_gain_1 = adf4360_regs_t::CP_GAIN_1_SET1; + regs.divide_by_2_output = (_div2[unit] && (!is_rx_rfx400)) ? // Special case RFX400 RX Mixer divides by two + adf4360_regs_t::DIVIDE_BY_2_OUTPUT_DIV2 : + adf4360_regs_t::DIVIDE_BY_2_OUTPUT_FUND ; + regs.divide_by_2_prescaler = adf4360_regs_t::DIVIDE_BY_2_PRESCALER_FUND; + regs.r_counter = R; + regs.ablpw = adf4360_regs_t::ABLPW_3_0NS; + regs.lock_detect_precision = adf4360_regs_t::LOCK_DETECT_PRECISION_5CYCLES; + regs.test_mode_bit = 0; + regs.band_select_clock_div = bandsel_to_enum[BS]; + + //write the registers + std::vector<adf4360_regs_t::addr_t> addrs = list_of //correct power-up sequence to write registers (R, C, N) + (adf4360_regs_t::ADDR_RCOUNTER) + (adf4360_regs_t::ADDR_CONTROL) + (adf4360_regs_t::ADDR_NCOUNTER) + ; + BOOST_FOREACH(adf4360_regs_t::addr_t addr, addrs){ + this->get_iface()->write_spi( + unit, spi_config_t::EDGE_RISE, + regs.get_reg(addr), 24 + ); + } + + //return the actual frequency + if (_div2[unit]) actual_freq /= 2; + UHD_LOGV(often) << boost::format( + "RFX tune: actual frequency %f Mhz" + ) % (actual_freq/1e6) << std::endl; + return actual_freq; +} diff --git a/host/lib/usrp/dboard/db_sbx_common.cpp b/host/lib/usrp/dboard/db_sbx_common.cpp new file mode 100644 index 000000000..3cfc1e95f --- /dev/null +++ b/host/lib/usrp/dboard/db_sbx_common.cpp @@ -0,0 +1,351 @@ +// +// Copyright 2011-2012 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include "db_sbx_common.hpp" +#include "adf4350_regs.hpp" + +using namespace uhd; +using namespace uhd::usrp; +using namespace boost::assign; + + +/*********************************************************************** + * Register the SBX dboard (min freq, max freq, rx div2, tx div2) + **********************************************************************/ +static dboard_base::sptr make_sbx(dboard_base::ctor_args_t args){ + return dboard_base::sptr(new sbx_xcvr(args)); +} + +UHD_STATIC_BLOCK(reg_sbx_dboards){ + dboard_manager::register_dboard(0x0054, 0x0055, &make_sbx, "SBX"); + dboard_manager::register_dboard(0x0065, 0x0064, &make_sbx, "SBX v4"); +} + + +/*********************************************************************** + * Gain Handling + **********************************************************************/ +static int rx_pga0_gain_to_iobits(double &gain){ + //clip the input + gain = sbx_rx_gain_ranges["PGA0"].clip(gain); + + //convert to attenuation and update iobits for atr + double attn = sbx_rx_gain_ranges["PGA0"].stop() - gain; + + //calculate the RX attenuation + int attn_code = int(floor(attn*2)); + int iobits = ((~attn_code) << RX_ATTN_SHIFT) & RX_ATTN_MASK; + + UHD_LOGV(often) << boost::format( + "SBX TX Attenuation: %f dB, Code: %d, IO Bits %x, Mask: %x" + ) % attn % attn_code % (iobits & RX_ATTN_MASK) % RX_ATTN_MASK << std::endl; + + //the actual gain setting + gain = sbx_rx_gain_ranges["PGA0"].stop() - double(attn_code)/2; + + return iobits; +} + +static int tx_pga0_gain_to_iobits(double &gain){ + //clip the input + gain = sbx_tx_gain_ranges["PGA0"].clip(gain); + + //convert to attenuation and update iobits for atr + double attn = sbx_tx_gain_ranges["PGA0"].stop() - gain; + + //calculate the TX attenuation + int attn_code = int(floor(attn*2)); + int iobits = ((~attn_code) << TX_ATTN_SHIFT) & TX_ATTN_MASK; + + UHD_LOGV(often) << boost::format( + "SBX TX Attenuation: %f dB, Code: %d, IO Bits %x, Mask: %x" + ) % attn % attn_code % (iobits & TX_ATTN_MASK) % TX_ATTN_MASK << std::endl; + + //the actual gain setting + gain = sbx_tx_gain_ranges["PGA0"].stop() - double(attn_code)/2; + + return iobits; +} + +double sbx_xcvr::set_tx_gain(double gain, const std::string &name){ + assert_has(sbx_tx_gain_ranges.keys(), name, "sbx tx gain name"); + if(name == "PGA0"){ + tx_pga0_gain_to_iobits(gain); + _tx_gains[name] = gain; + + //write the new gain to atr regs + update_atr(); + } + else UHD_THROW_INVALID_CODE_PATH(); + return _tx_gains[name]; +} + +double sbx_xcvr::set_rx_gain(double gain, const std::string &name){ + assert_has(sbx_rx_gain_ranges.keys(), name, "sbx rx gain name"); + if(name == "PGA0"){ + rx_pga0_gain_to_iobits(gain); + _rx_gains[name] = gain; + + //write the new gain to atr regs + update_atr(); + } + else UHD_THROW_INVALID_CODE_PATH(); + return _rx_gains[name]; +} + + +/*********************************************************************** + * Structors + **********************************************************************/ +sbx_xcvr::sbx_xcvr(ctor_args_t args) : xcvr_dboard_base(args){ + switch(get_rx_id().to_uint16()) { + case 0x054: + db_actual = sbx_versionx_sptr(new sbx_version3(this)); + break; + case 0x065: + db_actual = sbx_versionx_sptr(new sbx_version4(this)); + break; + default: + /* We didn't recognize the version of the board... */ + UHD_THROW_INVALID_CODE_PATH(); + } + + //////////////////////////////////////////////////////////////////// + // Register RX properties + //////////////////////////////////////////////////////////////////// + this->get_rx_subtree()->create<std::string>("name").set("SBX RX"); + this->get_rx_subtree()->create<sensor_value_t>("sensors/lo_locked") + .publish(boost::bind(&sbx_xcvr::get_locked, this, dboard_iface::UNIT_RX)); + BOOST_FOREACH(const std::string &name, sbx_rx_gain_ranges.keys()){ + this->get_rx_subtree()->create<double>("gains/"+name+"/value") + .coerce(boost::bind(&sbx_xcvr::set_rx_gain, this, _1, name)) + .set(sbx_rx_gain_ranges[name].start()); + this->get_rx_subtree()->create<meta_range_t>("gains/"+name+"/range") + .set(sbx_rx_gain_ranges[name]); + } + this->get_rx_subtree()->create<double>("freq/value") + .coerce(boost::bind(&sbx_xcvr::set_lo_freq, this, dboard_iface::UNIT_RX, _1)) + .set((sbx_freq_range.start() + sbx_freq_range.stop())/2.0); + this->get_rx_subtree()->create<meta_range_t>("freq/range").set(sbx_freq_range); + this->get_rx_subtree()->create<std::string>("antenna/value") + .subscribe(boost::bind(&sbx_xcvr::set_rx_ant, this, _1)) + .set("RX2"); + this->get_rx_subtree()->create<std::vector<std::string> >("antenna/options") + .set(sbx_rx_antennas); + this->get_rx_subtree()->create<std::string>("connection").set("IQ"); + this->get_rx_subtree()->create<bool>("enabled").set(true); //always enabled + this->get_rx_subtree()->create<bool>("use_lo_offset").set(false); + this->get_rx_subtree()->create<double>("bandwidth/value").set(2*20.0e6); //20MHz low-pass, we want complex double-sided + this->get_rx_subtree()->create<meta_range_t>("bandwidth/range") + .set(freq_range_t(2*20.0e6, 2*20.0e6)); + + //////////////////////////////////////////////////////////////////// + // Register TX properties + //////////////////////////////////////////////////////////////////// + this->get_tx_subtree()->create<std::string>("name").set("SBX TX"); + this->get_tx_subtree()->create<sensor_value_t>("sensors/lo_locked") + .publish(boost::bind(&sbx_xcvr::get_locked, this, dboard_iface::UNIT_TX)); + BOOST_FOREACH(const std::string &name, sbx_tx_gain_ranges.keys()){ + this->get_tx_subtree()->create<double>("gains/"+name+"/value") + .coerce(boost::bind(&sbx_xcvr::set_tx_gain, this, _1, name)) + .set(sbx_tx_gain_ranges[name].start()); + this->get_tx_subtree()->create<meta_range_t>("gains/"+name+"/range") + .set(sbx_tx_gain_ranges[name]); + } + this->get_tx_subtree()->create<double>("freq/value") + .coerce(boost::bind(&sbx_xcvr::set_lo_freq, this, dboard_iface::UNIT_TX, _1)) + .set((sbx_freq_range.start() + sbx_freq_range.stop())/2.0); + this->get_tx_subtree()->create<meta_range_t>("freq/range").set(sbx_freq_range); + this->get_tx_subtree()->create<std::string>("antenna/value") + .subscribe(boost::bind(&sbx_xcvr::set_tx_ant, this, _1)) + .set(sbx_tx_antennas.at(0)); + this->get_tx_subtree()->create<std::vector<std::string> >("antenna/options") + .set(sbx_tx_antennas); + this->get_tx_subtree()->create<std::string>("connection").set("QI"); + this->get_tx_subtree()->create<bool>("enabled").set(true); //always enabled + this->get_tx_subtree()->create<bool>("use_lo_offset").set(false); + this->get_tx_subtree()->create<double>("bandwidth/value").set(2*20.0e6); //20MHz low-pass, we want complex double-sided + this->get_tx_subtree()->create<meta_range_t>("bandwidth/range") + .set(freq_range_t(2*20.0e6, 2*20.0e6)); + + //enable the clocks that we need + this->get_iface()->set_clock_enabled(dboard_iface::UNIT_TX, true); + this->get_iface()->set_clock_enabled(dboard_iface::UNIT_RX, true); + + //set the gpio directions and atr controls (identically) + this->get_iface()->set_pin_ctrl(dboard_iface::UNIT_TX, (TXIO_MASK|TX_LED_IO)); + this->get_iface()->set_pin_ctrl(dboard_iface::UNIT_RX, (RXIO_MASK|RX_LED_IO)); + this->get_iface()->set_gpio_ddr(dboard_iface::UNIT_TX, (TXIO_MASK|TX_LED_IO)); + this->get_iface()->set_gpio_ddr(dboard_iface::UNIT_RX, (RXIO_MASK|RX_LED_IO)); + + //flash LEDs + flash_leds(); + + UHD_LOGV(often) << boost::format( + "SBX GPIO Direction: RX: 0x%08x, TX: 0x%08x" + ) % RXIO_MASK % TXIO_MASK << std::endl; +} + +sbx_xcvr::~sbx_xcvr(void){ + /* NOP */ +} + +/*********************************************************************** + * Antenna Handling + **********************************************************************/ +void sbx_xcvr::update_atr(void){ + //calculate atr pins + int rx_pga0_iobits = rx_pga0_gain_to_iobits(_rx_gains["PGA0"]); + int tx_pga0_iobits = tx_pga0_gain_to_iobits(_tx_gains["PGA0"]); + int rx_lo_lpf_en = (_rx_lo_freq == sbx_enable_rx_lo_filter.clip(_rx_lo_freq)) ? LO_LPF_EN : 0; + int tx_lo_lpf_en = (_tx_lo_freq == sbx_enable_tx_lo_filter.clip(_tx_lo_freq)) ? LO_LPF_EN : 0; + int rx_ld_led = _rx_lo_lock_cache ? 0 : RX_LED_LD; + int tx_ld_led = _tx_lo_lock_cache ? 0 : TX_LED_LD; + int rx_ant_led = _rx_ant == "TX/RX" ? RX_LED_RX1RX2 : 0; + int tx_ant_led = _tx_ant == "TX/RX" ? 0 : TX_LED_TXRX; + + //setup the tx atr (this does not change with antenna) + this->get_iface()->set_atr_reg(dboard_iface::UNIT_TX, \ + dboard_iface::ATR_REG_IDLE, 0 | tx_lo_lpf_en \ + | tx_ld_led | tx_ant_led | TX_POWER_UP | ANT_XX | TX_MIXER_DIS); + + //setup the rx atr (this does not change with antenna) + this->get_iface()->set_atr_reg(dboard_iface::UNIT_RX, \ + dboard_iface::ATR_REG_IDLE, rx_pga0_iobits | rx_lo_lpf_en \ + | rx_ld_led | rx_ant_led | RX_POWER_UP | ANT_XX | RX_MIXER_DIS); + + //set the RX atr regs that change with antenna setting + this->get_iface()->set_atr_reg(dboard_iface::UNIT_RX, \ + dboard_iface::ATR_REG_RX_ONLY, rx_pga0_iobits | rx_lo_lpf_en \ + | rx_ld_led | rx_ant_led | RX_POWER_UP | RX_MIXER_ENB \ + | ((_rx_ant != "RX2")? ANT_TXRX : ANT_RX2)); + this->get_iface()->set_atr_reg(dboard_iface::UNIT_RX, \ + dboard_iface::ATR_REG_TX_ONLY, rx_pga0_iobits | rx_lo_lpf_en \ + | rx_ld_led | rx_ant_led | RX_POWER_UP | RX_MIXER_DIS \ + | ((_rx_ant == "CAL")? ANT_TXRX : ANT_RX2)); + this->get_iface()->set_atr_reg(dboard_iface::UNIT_RX, \ + dboard_iface::ATR_REG_FULL_DUPLEX, rx_pga0_iobits | rx_lo_lpf_en \ + | rx_ld_led | rx_ant_led | RX_POWER_UP | RX_MIXER_ENB \ + | ((_rx_ant == "CAL")? ANT_TXRX : ANT_RX2)); + + //set the TX atr regs that change with antenna setting + this->get_iface()->set_atr_reg(dboard_iface::UNIT_TX, \ + dboard_iface::ATR_REG_RX_ONLY, 0 | tx_lo_lpf_en \ + | tx_ld_led | tx_ant_led | TX_POWER_UP | TX_MIXER_DIS \ + | ((_rx_ant != "RX2")? ANT_RX : ANT_TX)); + this->get_iface()->set_atr_reg(dboard_iface::UNIT_TX, \ + dboard_iface::ATR_REG_TX_ONLY, tx_pga0_iobits | tx_lo_lpf_en \ + | tx_ld_led | tx_ant_led | TX_POWER_UP | TX_MIXER_ENB \ + | ((_tx_ant == "CAL")? ANT_RX : ANT_TX)); + this->get_iface()->set_atr_reg(dboard_iface::UNIT_TX, \ + dboard_iface::ATR_REG_FULL_DUPLEX, tx_pga0_iobits | tx_lo_lpf_en \ + | tx_ld_led | tx_ant_led | TX_POWER_UP | TX_MIXER_ENB \ + | ((_tx_ant == "CAL")? ANT_RX : ANT_TX)); +} + +void sbx_xcvr::set_rx_ant(const std::string &ant){ + //validate input + assert_has(sbx_rx_antennas, ant, "sbx rx antenna name"); + + //shadow the setting + _rx_ant = ant; + + //write the new antenna setting to atr regs + update_atr(); +} + +void sbx_xcvr::set_tx_ant(const std::string &ant){ + assert_has(sbx_tx_antennas, ant, "sbx tx antenna name"); + + //shadow the setting + _tx_ant = ant; + + //write the new antenna setting to atr regs + update_atr(); +} + +/*********************************************************************** + * Tuning + **********************************************************************/ +double sbx_xcvr::set_lo_freq(dboard_iface::unit_t unit, double target_freq) { + const double actual = db_actual->set_lo_freq(unit, target_freq); + if (unit == dboard_iface::UNIT_RX){ + _rx_lo_lock_cache = false; + _rx_lo_freq = actual; + } + if (unit == dboard_iface::UNIT_TX){ + _tx_lo_lock_cache = false; + _tx_lo_freq = actual; + } + update_atr(); + return actual; +} + + +sensor_value_t sbx_xcvr::get_locked(dboard_iface::unit_t unit) { + const bool locked = (this->get_iface()->read_gpio(unit) & LOCKDET_MASK) != 0; + + if (unit == dboard_iface::UNIT_RX) _rx_lo_lock_cache = locked; + if (unit == dboard_iface::UNIT_TX) _tx_lo_lock_cache = locked; + + //write the new lock cache setting to atr regs + update_atr(); + + return sensor_value_t("LO", locked, "locked", "unlocked"); +} + + +void sbx_xcvr::flash_leds(void) { + //Remove LED gpios from ATR control temporarily and set to outputs + this->get_iface()->set_pin_ctrl(dboard_iface::UNIT_TX, TXIO_MASK); + this->get_iface()->set_pin_ctrl(dboard_iface::UNIT_RX, RXIO_MASK); + this->get_iface()->set_gpio_ddr(dboard_iface::UNIT_TX, (TXIO_MASK|RX_LED_IO)); + this->get_iface()->set_gpio_ddr(dboard_iface::UNIT_RX, (RXIO_MASK|RX_LED_IO)); + + this->get_iface()->set_gpio_out(dboard_iface::UNIT_TX, TX_LED_LD, TX_LED_IO); + boost::this_thread::sleep(boost::posix_time::milliseconds(100)); + + this->get_iface()->set_gpio_out(dboard_iface::UNIT_TX, \ + TX_LED_TXRX|TX_LED_LD, TX_LED_IO); + boost::this_thread::sleep(boost::posix_time::milliseconds(100)); + + this->get_iface()->set_gpio_out(dboard_iface::UNIT_RX, RX_LED_LD, RX_LED_IO); + boost::this_thread::sleep(boost::posix_time::milliseconds(100)); + + this->get_iface()->set_gpio_out(dboard_iface::UNIT_RX, \ + RX_LED_RX1RX2|RX_LED_LD, RX_LED_IO); + boost::this_thread::sleep(boost::posix_time::milliseconds(100)); + + this->get_iface()->set_gpio_out(dboard_iface::UNIT_RX, RX_LED_LD, RX_LED_IO); + boost::this_thread::sleep(boost::posix_time::milliseconds(100)); + + this->get_iface()->set_gpio_out(dboard_iface::UNIT_RX, 0, RX_LED_IO); + boost::this_thread::sleep(boost::posix_time::milliseconds(100)); + + this->get_iface()->set_gpio_out(dboard_iface::UNIT_TX, TX_LED_LD, TX_LED_IO); + boost::this_thread::sleep(boost::posix_time::milliseconds(100)); + + this->get_iface()->set_gpio_out(dboard_iface::UNIT_TX, 0, TX_LED_IO); + boost::this_thread::sleep(boost::posix_time::milliseconds(100)); + + //Put LED gpios back in ATR control and update atr + this->get_iface()->set_pin_ctrl(dboard_iface::UNIT_TX, (TXIO_MASK|TX_LED_IO)); + this->get_iface()->set_pin_ctrl(dboard_iface::UNIT_RX, (RXIO_MASK|RX_LED_IO)); + this->get_iface()->set_gpio_ddr(dboard_iface::UNIT_TX, (TXIO_MASK|TX_LED_IO)); + this->get_iface()->set_gpio_ddr(dboard_iface::UNIT_RX, (RXIO_MASK|RX_LED_IO)); +} + diff --git a/host/lib/usrp/dboard/db_sbx_common.hpp b/host/lib/usrp/dboard/db_sbx_common.hpp new file mode 100644 index 000000000..2a0e83115 --- /dev/null +++ b/host/lib/usrp/dboard/db_sbx_common.hpp @@ -0,0 +1,226 @@ +// +// Copyright 2011-2012 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + + + +// Common IO Pins +#define LO_LPF_EN (1 << 15) +#define SYNTH_CE (1 << 3) +#define SYNTH_PDBRF (1 << 2) +#define SYNTH_MUXOUT (1 << 1) // INPUT!!! +#define LOCKDET_MASK (1 << 0) // INPUT!!! + +// TX IO Pins +#define TRSW (1 << 14) // 0 = TX, 1 = RX +#define TX_LED_TXRX (1 << 7) // LED for TX Antenna Selection TX/RX +#define TX_LED_LD (1 << 6) // LED for TX Lock Detect +#define DIS_POWER_TX (1 << 5) // on UNIT_TX, 0 powers up TX +#define TX_ENABLE (1 << 4) // on UNIT_TX, 0 disables TX Mixer + +// RX IO Pins +#define LNASW (1 << 14) // 0 = TX/RX, 1 = RX2 +#define RX_LED_RX1RX2 (1 << 7) // LED for RX Antenna Selection RX1/RX2 +#define RX_LED_LD (1 << 6) // LED for RX Lock Detect +#define DIS_POWER_RX (1 << 5) // on UNIT_RX, 0 powers up RX +#define RX_DISABLE (1 << 4) // on UNIT_RX, 1 disables RX Mixer and Baseband + +// RX Attenuator Pins +#define RX_ATTN_SHIFT 8 // lsb of RX Attenuator Control +#define RX_ATTN_MASK (63 << RX_ATTN_SHIFT) // valid bits of RX Attenuator Control + +// TX Attenuator Pins +#define TX_ATTN_SHIFT 8 // lsb of TX Attenuator Control +#define TX_ATTN_MASK (63 << TX_ATTN_SHIFT) // valid bits of TX Attenuator Control + +// Mixer functions +#define TX_MIXER_ENB (SYNTH_PDBRF|TX_ENABLE) +#define TX_MIXER_DIS 0 + +#define RX_MIXER_ENB (SYNTH_PDBRF) +#define RX_MIXER_DIS 0 + +// Pin functions +#define TX_LED_IO (TX_LED_TXRX|TX_LED_LD) // LED gpio lines, pull down for LED +#define TXIO_MASK (LO_LPF_EN|TRSW|SYNTH_CE|SYNTH_PDBRF|TX_ATTN_MASK|DIS_POWER_TX|TX_ENABLE) + +#define RX_LED_IO (RX_LED_RX1RX2|RX_LED_LD) // LED gpio lines, pull down for LED +#define RXIO_MASK (LO_LPF_EN|LNASW|SYNTH_CE|SYNTH_PDBRF|RX_ATTN_MASK|DIS_POWER_RX|RX_DISABLE) + +// Power functions +#define TX_POWER_UP (SYNTH_CE) +#define TX_POWER_DOWN (DIS_POWER_TX) + +#define RX_POWER_UP (SYNTH_CE) +#define RX_POWER_DOWN (DIS_POWER_RX) + +// Antenna constants +#define ANT_TX TRSW //the tx line is transmitting +#define ANT_RX 0 //the tx line is receiving +#define ANT_TXRX 0 //the rx line is on txrx +#define ANT_RX2 LNASW //the rx line in on rx2 +#define ANT_XX LNASW //dont care how the antenna is set + + +#include <uhd/types/dict.hpp> +#include <uhd/types/ranges.hpp> +#include <uhd/types/sensors.hpp> +#include <uhd/utils/assert_has.hpp> +#include <uhd/utils/log.hpp> +#include <uhd/utils/static.hpp> +#include <uhd/utils/algorithm.hpp> +#include <uhd/utils/msg.hpp> +#include <uhd/usrp/dboard_base.hpp> +#include <uhd/usrp/dboard_manager.hpp> +#include <boost/assign/list_of.hpp> +#include <boost/format.hpp> +#include <boost/math/special_functions/round.hpp> +#include <boost/thread.hpp> + + +using namespace uhd; +using namespace uhd::usrp; +using namespace boost::assign; + + +/*********************************************************************** + * The SBX dboard constants + **********************************************************************/ +static const freq_range_t sbx_freq_range(400e6, 4.4e9); + +static const freq_range_t sbx_tx_lo_2dbm = list_of + (range_t(0.35e9, 0.37e9)) +; + +static const freq_range_t sbx_enable_tx_lo_filter = list_of + (range_t(0.4e9, 1.5e9)) +; + +static const freq_range_t sbx_enable_rx_lo_filter = list_of + (range_t(0.4e9, 1.5e9)) +; + +static const std::vector<std::string> sbx_tx_antennas = list_of("TX/RX")("CAL"); + +static const std::vector<std::string> sbx_rx_antennas = list_of("TX/RX")("RX2")("CAL"); + +static const uhd::dict<std::string, gain_range_t> sbx_tx_gain_ranges = map_list_of + ("PGA0", gain_range_t(0, 31.5, double(0.5))) +; + +static const uhd::dict<std::string, gain_range_t> sbx_rx_gain_ranges = map_list_of + ("PGA0", gain_range_t(0, 31.5, double(0.5))) +; + +/*********************************************************************** + * The SBX dboard + **********************************************************************/ +class sbx_xcvr : public xcvr_dboard_base{ +public: + sbx_xcvr(ctor_args_t args); + ~sbx_xcvr(void); + +protected: + + uhd::dict<std::string, double> _tx_gains, _rx_gains; + double _rx_lo_freq, _tx_lo_freq; + std::string _tx_ant, _rx_ant; + bool _rx_lo_lock_cache, _tx_lo_lock_cache; + + void set_rx_ant(const std::string &ant); + void set_tx_ant(const std::string &ant); + double set_rx_gain(double gain, const std::string &name); + double set_tx_gain(double gain, const std::string &name); + + void update_atr(void); + + /*! + * Set the LO frequency for the particular dboard unit. + * \param unit which unit rx or tx + * \param target_freq the desired frequency in Hz + * \return the actual frequency in Hz + */ + virtual double set_lo_freq(dboard_iface::unit_t unit, double target_freq); + + /*! + * Get the lock detect status of the LO. + * \param unit which unit rx or tx + * \return true for locked + */ + sensor_value_t get_locked(dboard_iface::unit_t unit); + + /*! + * Flash the LEDs + */ + void flash_leds(void); + + /*! + * Version-agnostic ABC that wraps version-specific implementations of the + * WBX base daughterboard. + * + * This class is an abstract base class, and thus is impossible to + * instantiate. + */ + class sbx_versionx { + public: + sbx_versionx() {} + ~sbx_versionx(void) {} + + virtual double set_lo_freq(dboard_iface::unit_t unit, double target_freq) = 0; + }; + + /*! + * Version 3 of the SBX Daughterboard + */ + class sbx_version3 : public sbx_versionx { + public: + sbx_version3(sbx_xcvr *_self_sbx_xcvr); + ~sbx_version3(void); + + double set_lo_freq(dboard_iface::unit_t unit, double target_freq); + + /*! This is the registered instance of the wrapper class, sbx_base. */ + sbx_xcvr *self_base; + }; + + /*! + * Version 4 of the SBX Daughterboard + * + * The only difference in the fourth revision is the ADF4351 vs the ADF4350. + */ + class sbx_version4 : public sbx_versionx { + public: + sbx_version4(sbx_xcvr *_self_sbx_xcvr); + ~sbx_version4(void); + + double set_lo_freq(dboard_iface::unit_t unit, double target_freq); + + /*! This is the registered instance of the wrapper class, sbx_base. */ + sbx_xcvr *self_base; + }; + + /*! + * Handle to the version-specific implementation of the SBX. + * + * Since many of this class's functions are dependent on the version of the + * SBX board, this class will instantiate an object of the appropriate + * sbx_version* subclass, and invoke any relevant functions through that + * object. This pointer is set to the proper object at construction time. + */ + typedef boost::shared_ptr<sbx_versionx> sbx_versionx_sptr; + sbx_versionx_sptr db_actual; +}; + diff --git a/host/lib/usrp/dboard/db_sbx_version3.cpp b/host/lib/usrp/dboard/db_sbx_version3.cpp new file mode 100644 index 000000000..040bef12f --- /dev/null +++ b/host/lib/usrp/dboard/db_sbx_version3.cpp @@ -0,0 +1,188 @@ +// +// Copyright 2011-2012 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + + +#include "adf4350_regs.hpp" +#include "db_sbx_common.hpp" + + +using namespace uhd; +using namespace uhd::usrp; +using namespace boost::assign; + +/*********************************************************************** + * Structors + **********************************************************************/ +sbx_xcvr::sbx_version3::sbx_version3(sbx_xcvr *_self_sbx_xcvr) { + //register the handle to our base SBX class + self_base = _self_sbx_xcvr; +} + +sbx_xcvr::sbx_version3::~sbx_version3(void){ + /* NOP */ +} + + +/*********************************************************************** + * Tuning + **********************************************************************/ +double sbx_xcvr::sbx_version3::set_lo_freq(dboard_iface::unit_t unit, double target_freq) { + UHD_LOGV(often) << boost::format( + "SBX tune: target frequency %f Mhz" + ) % (target_freq/1e6) << std::endl; + + //clip the input + target_freq = sbx_freq_range.clip(target_freq); + + //map prescaler setting to mininmum integer divider (N) values (pg.18 prescaler) + static const uhd::dict<int, int> prescaler_to_min_int_div = map_list_of + (0,23) //adf4350_regs_t::PRESCALER_4_5 + (1,75) //adf4350_regs_t::PRESCALER_8_9 + ; + + //map rf divider select output dividers to enums + static const uhd::dict<int, adf4350_regs_t::rf_divider_select_t> rfdivsel_to_enum = map_list_of + (1, adf4350_regs_t::RF_DIVIDER_SELECT_DIV1) + (2, adf4350_regs_t::RF_DIVIDER_SELECT_DIV2) + (4, adf4350_regs_t::RF_DIVIDER_SELECT_DIV4) + (8, adf4350_regs_t::RF_DIVIDER_SELECT_DIV8) + (16, adf4350_regs_t::RF_DIVIDER_SELECT_DIV16) + ; + + double actual_freq, pfd_freq; + double ref_freq = self_base->get_iface()->get_clock_rate(unit); + int R=0, BS=0, N=0, FRAC=0, MOD=0; + int RFdiv = 1; + adf4350_regs_t::reference_divide_by_2_t T = adf4350_regs_t::REFERENCE_DIVIDE_BY_2_DISABLED; + adf4350_regs_t::reference_doubler_t D = adf4350_regs_t::REFERENCE_DOUBLER_DISABLED; + + //Reference doubler for 50% duty cycle + // if ref_freq < 12.5MHz enable regs.reference_divide_by_2 + if(ref_freq <= 12.5e6) D = adf4350_regs_t::REFERENCE_DOUBLER_ENABLED; + + //increase RF divider until acceptable VCO frequency + double vco_freq = target_freq; + while (vco_freq < 2.2e9) { + vco_freq *= 2; + RFdiv *= 2; + } + + //use 8/9 prescaler for vco_freq > 3 GHz (pg.18 prescaler) + adf4350_regs_t::prescaler_t prescaler = target_freq > 3e9 ? adf4350_regs_t::PRESCALER_8_9 : adf4350_regs_t::PRESCALER_4_5; + + /* + * The goal here is to loop though possible R dividers, + * band select clock dividers, N (int) dividers, and FRAC + * (frac) dividers. + * + * Calculate the N and F dividers for each set of values. + * The loop exits when it meets all of the constraints. + * The resulting loop values are loaded into the registers. + * + * from pg.21 + * + * f_pfd = f_ref*(1+D)/(R*(1+T)) + * f_vco = (N + (FRAC/MOD))*f_pfd + * N = f_vco/f_pfd - FRAC/MOD = f_vco*((R*(T+1))/(f_ref*(1+D))) - FRAC/MOD + * f_rf = f_vco/RFdiv) + * f_actual = f_rf/2 + */ + for(R = 1; R <= 1023; R+=1){ + //PFD input frequency = f_ref/R ... ignoring Reference doubler/divide-by-2 (D & T) + pfd_freq = ref_freq*(1+D)/(R*(1+T)); + + //keep the PFD frequency at or below 25MHz (Loop Filter Bandwidth) + if (pfd_freq > 25e6) continue; + + //ignore fractional part of tuning + N = int(std::floor(target_freq/pfd_freq)); + + //keep N > minimum int divider requirement + if (N < prescaler_to_min_int_div[prescaler]) continue; + + for(BS=1; BS <= 255; BS+=1){ + //keep the band select frequency at or below 100KHz + //constraint on band select clock + if (pfd_freq/BS > 100e3) continue; + goto done_loop; + } + } done_loop: + + //Fractional-N calculation + MOD = 4095; //max fractional accuracy + FRAC = int((target_freq/pfd_freq - N)*MOD); + + //Reference divide-by-2 for 50% duty cycle + // if R even, move one divide by 2 to to regs.reference_divide_by_2 + if(R % 2 == 0){ + T = adf4350_regs_t::REFERENCE_DIVIDE_BY_2_ENABLED; + R /= 2; + } + + //actual frequency calculation + actual_freq = double((N + (double(FRAC)/double(MOD)))*ref_freq*(1+int(D))/(R*(1+int(T)))); + + UHD_LOGV(often) + << boost::format("SBX Intermediates: ref=%0.2f, outdiv=%f, fbdiv=%f") % (ref_freq*(1+int(D))/(R*(1+int(T)))) % double(RFdiv*2) % double(N + double(FRAC)/double(MOD)) << std::endl + << boost::format("SBX tune: R=%d, BS=%d, N=%d, FRAC=%d, MOD=%d, T=%d, D=%d, RFdiv=%d" + ) % R % BS % N % FRAC % MOD % T % D % RFdiv << std::endl + << boost::format("SBX Frequencies (MHz): REQ=%0.2f, ACT=%0.2f, VCO=%0.2f, PFD=%0.2f, BAND=%0.2f" + ) % (target_freq/1e6) % (actual_freq/1e6) % (vco_freq/1e6) % (pfd_freq/1e6) % (pfd_freq/BS/1e6) << std::endl; + + //load the register values + adf4350_regs_t regs; + + if ((unit == dboard_iface::UNIT_TX) and (actual_freq == sbx_tx_lo_2dbm.clip(actual_freq))) + regs.output_power = adf4350_regs_t::OUTPUT_POWER_2DBM; + else + regs.output_power = adf4350_regs_t::OUTPUT_POWER_5DBM; + + regs.frac_12_bit = FRAC; + regs.int_16_bit = N; + regs.mod_12_bit = MOD; + regs.clock_divider_12_bit = std::max(1, int(std::ceil(400e-6*pfd_freq/MOD))); + regs.feedback_select = adf4350_regs_t::FEEDBACK_SELECT_DIVIDED; + regs.clock_div_mode = adf4350_regs_t::CLOCK_DIV_MODE_RESYNC_ENABLE; + regs.prescaler = prescaler; + regs.r_counter_10_bit = R; + regs.reference_divide_by_2 = T; + regs.reference_doubler = D; + regs.band_select_clock_div = BS; + UHD_ASSERT_THROW(rfdivsel_to_enum.has_key(RFdiv)); + regs.rf_divider_select = rfdivsel_to_enum[RFdiv]; + + //write the registers + //correct power-up sequence to write registers (5, 4, 3, 2, 1, 0) + int addr; + + for(addr=5; addr>=0; addr--){ + UHD_LOGV(often) << boost::format( + "SBX SPI Reg (0x%02x): 0x%08x" + ) % addr % regs.get_reg(addr) << std::endl; + self_base->get_iface()->write_spi( + unit, spi_config_t::EDGE_RISE, + regs.get_reg(addr), 32 + ); + } + + //return the actual frequency + UHD_LOGV(often) << boost::format( + "SBX tune: actual frequency %f Mhz" + ) % (actual_freq/1e6) << std::endl; + return actual_freq; +} + diff --git a/host/lib/usrp/dboard/db_sbx_version4.cpp b/host/lib/usrp/dboard/db_sbx_version4.cpp new file mode 100644 index 000000000..12bc9b76e --- /dev/null +++ b/host/lib/usrp/dboard/db_sbx_version4.cpp @@ -0,0 +1,189 @@ +// +// Copyright 2011-2012 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + + +#include "adf4351_regs.hpp" +#include "db_sbx_common.hpp" + + +using namespace uhd; +using namespace uhd::usrp; +using namespace boost::assign; + +/*********************************************************************** + * Structors + **********************************************************************/ +sbx_xcvr::sbx_version4::sbx_version4(sbx_xcvr *_self_sbx_xcvr) { + //register the handle to our base SBX class + self_base = _self_sbx_xcvr; +} + + +sbx_xcvr::sbx_version4::~sbx_version4(void){ + /* NOP */ +} + + +/*********************************************************************** + * Tuning + **********************************************************************/ +double sbx_xcvr::sbx_version4::set_lo_freq(dboard_iface::unit_t unit, double target_freq) { + UHD_LOGV(often) << boost::format( + "SBX tune: target frequency %f Mhz" + ) % (target_freq/1e6) << std::endl; + + //clip the input + target_freq = sbx_freq_range.clip(target_freq); + + //map prescaler setting to mininmum integer divider (N) values (pg.18 prescaler) + static const uhd::dict<int, int> prescaler_to_min_int_div = map_list_of + (0,23) //adf4351_regs_t::PRESCALER_4_5 + (1,75) //adf4351_regs_t::PRESCALER_8_9 + ; + + //map rf divider select output dividers to enums + static const uhd::dict<int, adf4351_regs_t::rf_divider_select_t> rfdivsel_to_enum = map_list_of + (1, adf4351_regs_t::RF_DIVIDER_SELECT_DIV1) + (2, adf4351_regs_t::RF_DIVIDER_SELECT_DIV2) + (4, adf4351_regs_t::RF_DIVIDER_SELECT_DIV4) + (8, adf4351_regs_t::RF_DIVIDER_SELECT_DIV8) + (16, adf4351_regs_t::RF_DIVIDER_SELECT_DIV16) + (32, adf4351_regs_t::RF_DIVIDER_SELECT_DIV32) + (64, adf4351_regs_t::RF_DIVIDER_SELECT_DIV64) + ; + + double actual_freq, pfd_freq; + double ref_freq = self_base->get_iface()->get_clock_rate(unit); + int R=0, BS=0, N=0, FRAC=0, MOD=0; + int RFdiv = 1; + adf4351_regs_t::reference_divide_by_2_t T = adf4351_regs_t::REFERENCE_DIVIDE_BY_2_DISABLED; + adf4351_regs_t::reference_doubler_t D = adf4351_regs_t::REFERENCE_DOUBLER_DISABLED; + + //Reference doubler for 50% duty cycle + // if ref_freq < 12.5MHz enable regs.reference_divide_by_2 + if(ref_freq <= 12.5e6) D = adf4351_regs_t::REFERENCE_DOUBLER_ENABLED; + + //increase RF divider until acceptable VCO frequency + //start with target_freq*2 because mixer has divide by 2 + double vco_freq = target_freq; + while (vco_freq < 2.2e9) { + vco_freq *= 2; + RFdiv *= 2; + } + + //use 8/9 prescaler for vco_freq > 3 GHz (pg.18 prescaler) + adf4351_regs_t::prescaler_t prescaler = vco_freq > 3e9 ? adf4351_regs_t::PRESCALER_8_9 : adf4351_regs_t::PRESCALER_4_5; + + /* + * The goal here is to loop though possible R dividers, + * band select clock dividers, N (int) dividers, and FRAC + * (frac) dividers. + * + * Calculate the N and F dividers for each set of values. + * The loop exists when it meets all of the constraints. + * The resulting loop values are loaded into the registers. + * + * from pg.21 + * + * f_pfd = f_ref*(1+D)/(R*(1+T)) + * f_vco = (N + (FRAC/MOD))*f_pfd + * N = f_vco/f_pfd - FRAC/MOD = f_vco*((R*(T+1))/(f_ref*(1+D))) - FRAC/MOD + * f_rf = f_vco/RFdiv) + * f_actual = f_rf/2 + */ + for(R = 1; R <= 1023; R+=1){ + //PFD input frequency = f_ref/R ... ignoring Reference doubler/divide-by-2 (D & T) + pfd_freq = ref_freq*(1+D)/(R*(1+T)); + + //keep the PFD frequency at or below 25MHz (Loop Filter Bandwidth) + if (pfd_freq > 25e6) continue; + + //ignore fractional part of tuning + N = int(std::floor(vco_freq/pfd_freq)); + + //keep N > minimum int divider requirement + if (N < prescaler_to_min_int_div[prescaler]) continue; + + for(BS=1; BS <= 255; BS+=1){ + //keep the band select frequency at or below 100KHz + //constraint on band select clock + if (pfd_freq/BS > 100e3) continue; + goto done_loop; + } + } done_loop: + + //Fractional-N calculation + MOD = 4095; //max fractional accuracy + FRAC = int((vco_freq/pfd_freq - N)*MOD); + + //Reference divide-by-2 for 50% duty cycle + // if R even, move one divide by 2 to to regs.reference_divide_by_2 + if(R % 2 == 0){ + T = adf4351_regs_t::REFERENCE_DIVIDE_BY_2_ENABLED; + R /= 2; + } + + //actual frequency calculation + actual_freq = double((N + (double(FRAC)/double(MOD)))*ref_freq*(1+int(D))/(R*(1+int(T)))/RFdiv); + + UHD_LOGV(often) + << boost::format("SBX Intermediates: ref=%0.2f, outdiv=%f, fbdiv=%f") % (ref_freq*(1+int(D))/(R*(1+int(T)))) % double(RFdiv*2) % double(N + double(FRAC)/double(MOD)) << std::endl + << boost::format("SBX tune: R=%d, BS=%d, N=%d, FRAC=%d, MOD=%d, T=%d, D=%d, RFdiv=%d" + ) % R % BS % N % FRAC % MOD % T % D % RFdiv << std::endl + << boost::format("SBX Frequencies (MHz): REQ=%0.2f, ACT=%0.2f, VCO=%0.2f, PFD=%0.2f, BAND=%0.2f" + ) % (target_freq/1e6) % (actual_freq/1e6) % (vco_freq/1e6) % (pfd_freq/1e6) % (pfd_freq/BS/1e6) << std::endl; + + //load the register values + adf4351_regs_t regs; + + if ((unit == dboard_iface::UNIT_TX) and (actual_freq == sbx_tx_lo_2dbm.clip(actual_freq))) + regs.output_power = adf4351_regs_t::OUTPUT_POWER_2DBM; + else + regs.output_power = adf4351_regs_t::OUTPUT_POWER_5DBM; + + regs.frac_12_bit = FRAC; + regs.int_16_bit = N; + regs.mod_12_bit = MOD; + regs.prescaler = prescaler; + regs.r_counter_10_bit = R; + regs.reference_divide_by_2 = T; + regs.reference_doubler = D; + regs.band_select_clock_div = BS; + UHD_ASSERT_THROW(rfdivsel_to_enum.has_key(RFdiv)); + regs.rf_divider_select = rfdivsel_to_enum[RFdiv]; + + //write the registers + //correct power-up sequence to write registers (5, 4, 3, 2, 1, 0) + int addr; + + for(addr=5; addr>=0; addr--){ + UHD_LOGV(often) << boost::format( + "SBX SPI Reg (0x%02x): 0x%08x" + ) % addr % regs.get_reg(addr) << std::endl; + self_base->get_iface()->write_spi( + unit, spi_config_t::EDGE_RISE, + regs.get_reg(addr), 32 + ); + } + + //return the actual frequency + UHD_LOGV(often) << boost::format( + "SBX tune: actual frequency %f Mhz" + ) % (actual_freq/1e6) << std::endl; + return actual_freq; +} + diff --git a/host/lib/usrp/dboard/db_tvrx.cpp b/host/lib/usrp/dboard/db_tvrx.cpp new file mode 100644 index 000000000..fd86d5b83 --- /dev/null +++ b/host/lib/usrp/dboard/db_tvrx.cpp @@ -0,0 +1,411 @@ +// +// Copyright 2010-2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +// No RX IO Pins Used + +// RX IO Functions + +//ADC/DAC functions: +//DAC 1: RF AGC +//DAC 2: IF AGC + +//min freq: 50e6 +//max freq: 860e6 +//gain range: [0:1dB:115dB] + +#include <uhd/utils/log.hpp> +#include <uhd/utils/static.hpp> +#include <uhd/utils/assert_has.hpp> +#include <uhd/utils/algorithm.hpp> +#include <uhd/utils/msg.hpp> +#include <uhd/types/ranges.hpp> +#include <uhd/types/sensors.hpp> +#include <uhd/types/dict.hpp> +#include <uhd/usrp/dboard_base.hpp> +#include <uhd/usrp/dboard_manager.hpp> +#include <boost/assign/list_of.hpp> +#include <boost/format.hpp> +#include <boost/thread.hpp> +#include <boost/array.hpp> +#include <boost/math/special_functions/round.hpp> +#include <utility> +#include <cmath> +#include <cfloat> +#include <limits> +#include <tuner_4937di5_regs.hpp> + +using namespace uhd; +using namespace uhd::usrp; +using namespace boost::assign; + +/*********************************************************************** + * The tvrx constants + **********************************************************************/ +static const freq_range_t tvrx_freq_range(50e6, 860e6); + +static const std::vector<std::string> tvrx_antennas = list_of("RX"); + +static const uhd::dict<std::string, freq_range_t> tvrx_freq_ranges = map_list_of + ("VHFLO", freq_range_t(50e6, 158e6)) + ("VHFHI", freq_range_t(158e6, 454e6)) + ("UHF" , freq_range_t(454e6, 860e6)) +; + +static const boost::array<double, 17> vhflo_gains_db = + {{-6.00000, -6.00000, -6.00000, -4.00000, 0.00000, + 5.00000, 10.00000, 17.40000, 26.30000, 36.00000, + 43.00000, 48.00000, 49.50000, 50.10000, 50.30000, + 50.30000, 50.30000}}; + +static const boost::array<double, 17> vhfhi_gains_db = + {{-13.3000, -13.3000, -13.3000, -1.0000, 7.7000, + 11.0000, 14.7000, 19.3000, 26.1000, 36.0000, + 42.7000, 46.0000, 47.0000, 47.8000, 48.2000, + 48.2000, 48.2000}}; + +static const boost::array<double, 17> uhf_gains_db = + {{-8.0000, -8.0000, -7.0000, 4.0000, 10.2000, + 14.5000, 17.5000, 20.0000, 24.5000, 30.8000, + 37.0000, 39.8000, 40.7000, 41.6000, 42.6000, + 43.2000, 43.8000}}; + +static const boost::array<double, 17> tvrx_if_gains_db = + {{-1.50000, -1.50000, -1.50000, -1.00000, 0.20000, + 2.10000, 4.30000, 6.40000, 9.00000, 12.00000, + 14.80000, 18.20000, 26.10000, 32.50000, 32.50000, + 32.50000, 32.50000}}; + +//gain linearization data +//this is from the datasheet and is dB vs. volts (below) +//i tried to curve fit this, but it's really just so nonlinear that you'd +//need dang near as many coefficients as to just map it like this and interp. +//these numbers are culled from the 4937DI5 datasheet and are probably totally inaccurate +//but if it's better than the old linear fit i'm happy +static const uhd::dict<std::string, boost::array<double, 17> > tvrx_rf_gains_db = map_list_of + ("VHFLO", vhflo_gains_db) + ("VHFHI", vhfhi_gains_db) + ("UHF" , uhf_gains_db) +; + +//sample voltages for the above points +static const boost::array<double, 17> tvrx_gains_volts = + {{0.8, 1.0, 1.2, 1.4, 1.6, 1.8, 2.0, 2.2, 2.4, 2.6, 2.8, 3.0, 3.2, 3.4, 3.6, 3.8, 4.0}}; + +static uhd::dict<std::string, gain_range_t> get_tvrx_gain_ranges(void) { + double rfmax = 0.0, rfmin = FLT_MAX; + BOOST_FOREACH(const std::string range, tvrx_rf_gains_db.keys()) { + double my_max = tvrx_rf_gains_db[range].back(); //we're assuming it's monotonic + double my_min = tvrx_rf_gains_db[range].front(); //if it's not this is wrong wrong wrong + if(my_max > rfmax) rfmax = my_max; + if(my_min < rfmin) rfmin = my_min; + } + + double ifmin = tvrx_if_gains_db.front(); + double ifmax = tvrx_if_gains_db.back(); + + return map_list_of + ("RF", gain_range_t(rfmin, rfmax, (rfmax-rfmin)/4096.0)) + ("IF", gain_range_t(ifmin, ifmax, (ifmax-ifmin)/4096.0)) + ; +} + +static const double opamp_gain = 1.22; //onboard DAC opamp gain +static const double tvrx_if_freq = 43.75e6; //IF freq of TVRX module +static const boost::uint16_t reference_divider = 640; //clock reference divider to use +static const double reference_freq = 4.0e6; + +/*********************************************************************** + * The tvrx dboard class + **********************************************************************/ +class tvrx : public rx_dboard_base{ +public: + tvrx(ctor_args_t args); + ~tvrx(void); + +private: + uhd::dict<std::string, double> _gains; + double _lo_freq; + tuner_4937di5_regs_t _tuner_4937di5_regs; + boost::uint8_t _tuner_4937di5_addr(void){ + return (this->get_iface()->get_special_props().mangle_i2c_addrs)? 0x61 : 0x60; //ok really? we could rename that call + }; + + double set_gain(double gain, const std::string &name); + double set_freq(double freq); + + void update_regs(void){ + byte_vector_t regs_vector(4); + + //get the register data + for(int i=0; i<4; i++){ + regs_vector[i] = _tuner_4937di5_regs.get_reg(i); + UHD_LOGV(often) << boost::format( + "tvrx: send reg 0x%02x, value 0x%04x" + ) % int(i) % int(regs_vector[i]) << std::endl; + } + + //send the data + this->get_iface()->write_i2c( + _tuner_4937di5_addr(), regs_vector + ); + } + +}; + +/*********************************************************************** + * Register the tvrx dboard + **********************************************************************/ +static dboard_base::sptr make_tvrx(dboard_base::ctor_args_t args){ + return dboard_base::sptr(new tvrx(args)); +} + +UHD_STATIC_BLOCK(reg_tvrx_dboard){ + //register the factory function for the rx dbid + dboard_manager::register_dboard(0x0040, &make_tvrx, "TVRX"); +} + +/*********************************************************************** + * Structors + **********************************************************************/ +tvrx::tvrx(ctor_args_t args) : rx_dboard_base(args){ + //////////////////////////////////////////////////////////////////// + // Register properties + //////////////////////////////////////////////////////////////////// + this->get_rx_subtree()->create<std::string>("name") + .set(get_rx_id().to_pp_string()); + this->get_rx_subtree()->create<int>("sensors"); //phony property so this dir exists + BOOST_FOREACH(const std::string &name, get_tvrx_gain_ranges().keys()){ + this->get_rx_subtree()->create<double>("gains/"+name+"/value") + .coerce(boost::bind(&tvrx::set_gain, this, _1, name)); + this->get_rx_subtree()->create<meta_range_t>("gains/"+name+"/range") + .set(get_tvrx_gain_ranges()[name]); + } + this->get_rx_subtree()->create<double>("freq/value") + .coerce(boost::bind(&tvrx::set_freq, this, _1)); + this->get_rx_subtree()->create<meta_range_t>("freq/range") + .set(tvrx_freq_range); + this->get_rx_subtree()->create<std::string>("antenna/value") + .set(tvrx_antennas.at(0)); + this->get_rx_subtree()->create<std::vector<std::string> >("antenna/options") + .set(tvrx_antennas); + this->get_rx_subtree()->create<std::string>("connection") + .set("I"); + this->get_rx_subtree()->create<bool>("enabled") + .set(true); //always enabled + this->get_rx_subtree()->create<bool>("use_lo_offset") + .set(false); + this->get_rx_subtree()->create<double>("bandwidth/value") + .set(6.0e6); + this->get_rx_subtree()->create<meta_range_t>("bandwidth/range") + .set(freq_range_t(6.0e6, 6.0e6)); + + //enable only the clocks we need + this->get_iface()->set_clock_enabled(dboard_iface::UNIT_RX, true); + + //set the gpio directions and atr controls (identically) + this->get_iface()->set_pin_ctrl(dboard_iface::UNIT_RX, 0x0); // All unused in atr + if (this->get_iface()->get_special_props().soft_clock_divider){ + this->get_iface()->set_gpio_ddr(dboard_iface::UNIT_RX, 0x1); // GPIO0 is clock + } + else{ + this->get_iface()->set_gpio_ddr(dboard_iface::UNIT_RX, 0x0); // All Inputs + } + + //send initial register settings if necessary + + //set default freq + _lo_freq = tvrx_freq_range.start() + tvrx_if_freq; //init _lo_freq to a sane default + this->get_rx_subtree()->access<double>("freq/value").set(tvrx_freq_range.start()); + + //set default gains + BOOST_FOREACH(const std::string &name, get_tvrx_gain_ranges().keys()){ + this->get_rx_subtree()->access<double>("gains/"+name+"/value") + .set(get_tvrx_gain_ranges()[name].start()); + } +} + +tvrx::~tvrx(void){ +} + +/*! Return a string corresponding to the relevant band + * \param freq the frequency of interest + * \return a string corresponding to the band + */ + +static std::string get_band(double freq) { + BOOST_FOREACH(const std::string &band, tvrx_freq_ranges.keys()) { + if(freq >= tvrx_freq_ranges[band].start() && freq <= tvrx_freq_ranges[band].stop()){ + UHD_LOGV(often) << "Band: " << band << std::endl; + return band; + } + } + UHD_THROW_INVALID_CODE_PATH(); +} + +/*********************************************************************** + * Gain Handling + **********************************************************************/ +/*! + * Execute a linear interpolation to find the voltage corresponding to a desired gain + * \param gain the desired gain in dB + * \param db_vector the vector of dB readings + * \param volts_vector the corresponding vector of voltages db_vector was sampled at + * \return a voltage to feed the TVRX analog gain + */ + +static double gain_interp(double gain, boost::array<double, 17> db_vector, boost::array<double, 17> volts_vector) { + double volts; + gain = uhd::clip<double>(gain, db_vector.front(), db_vector.back()); //let's not get carried away here + + boost::uint8_t gain_step = 0; + //find which bin we're in + for(size_t i = 0; i < db_vector.size()-1; i++) { + if(gain >= db_vector[i] && gain <= db_vector[i+1]) gain_step = i; + } + + //find the current slope for linear interpolation + double slope = (volts_vector[gain_step + 1] - volts_vector[gain_step]) + / (db_vector[gain_step + 1] - db_vector[gain_step]); + + //the problem here is that for gains approaching the maximum, the voltage slope becomes infinite + //i.e., a small change in gain requires an infinite change in voltage + //to cope, we limit the slope + + if(slope == std::numeric_limits<double>::infinity()) + return volts_vector[gain_step]; + + //use the volts per dB slope to find the final interpolated voltage + volts = volts_vector[gain_step] + (slope * (gain - db_vector[gain_step])); + + UHD_LOGV(often) << "Gain interp: gain: " << gain << ", gain_step: " << int(gain_step) << ", slope: " << slope << ", volts: " << volts << std::endl; + + return volts; +} + +/*! + * Convert a requested gain for the RF gain into a DAC voltage. + * The gain passed into the function will be set to the actual value. + * \param gain the requested gain in dB + * \return dac voltage value + */ + +static double rf_gain_to_voltage(double gain, double lo_freq){ + //clip the input + gain = get_tvrx_gain_ranges()["RF"].clip(gain); + + //first we need to find out what band we're in, because gains are different across different bands + std::string band = get_band(lo_freq - tvrx_if_freq); + + //this is the voltage at the TVRX gain input + double gain_volts = gain_interp(gain, tvrx_rf_gains_db[band], tvrx_gains_volts); + //this is the voltage at the USRP DAC output + double dac_volts = gain_volts / opamp_gain; + + dac_volts = uhd::clip<double>(dac_volts, 0.0, 3.3); + + UHD_LOGV(often) << boost::format( + "tvrx RF AGC gain: %f dB, dac_volts: %f V" + ) % gain % dac_volts << std::endl; + + return dac_volts; +} + +/*! + * Convert a requested gain for the IF gain into a DAC voltage. + * The gain passed into the function will be set to the actual value. + * \param gain the requested gain in dB + * \return dac voltage value + */ + +static double if_gain_to_voltage(double gain){ + //clip the input + gain = get_tvrx_gain_ranges()["IF"].clip(gain); + + double gain_volts = gain_interp(gain, tvrx_if_gains_db, tvrx_gains_volts); + double dac_volts = gain_volts / opamp_gain; + + dac_volts = uhd::clip<double>(dac_volts, 0.0, 3.3); + + UHD_LOGV(often) << boost::format( + "tvrx IF AGC gain: %f dB, dac_volts: %f V" + ) % gain % dac_volts << std::endl; + + return dac_volts; +} + +double tvrx::set_gain(double gain, const std::string &name){ + assert_has(get_tvrx_gain_ranges().keys(), name, "tvrx gain name"); + if (name == "RF"){ + this->get_iface()->write_aux_dac(dboard_iface::UNIT_RX, dboard_iface::AUX_DAC_B, rf_gain_to_voltage(gain, _lo_freq)); + } + else if(name == "IF"){ + this->get_iface()->write_aux_dac(dboard_iface::UNIT_RX, dboard_iface::AUX_DAC_A, if_gain_to_voltage(gain)); + } + else UHD_THROW_INVALID_CODE_PATH(); + _gains[name] = gain; + + return gain; +} + +/*! + * Set the tuner to center the desired frequency at 43.75MHz + * \param freq the requested frequency + */ + +double tvrx::set_freq(double freq) { + freq = tvrx_freq_range.clip(freq); + std::string prev_band = get_band(_lo_freq - tvrx_if_freq); + std::string new_band = get_band(freq); + + double target_lo_freq = freq + tvrx_if_freq; //the desired LO freq for high-side mixing + double f_ref = reference_freq / double(reference_divider); //your tuning step size + + int divisor = int((target_lo_freq + (f_ref * 4.0)) / (f_ref * 8)); //the divisor we'll use + double actual_lo_freq = (f_ref * 8 * divisor); //the LO freq we'll actually get + + if((divisor & ~0x7fff)) UHD_THROW_INVALID_CODE_PATH(); + + //now we update the registers + _tuner_4937di5_regs.db1 = (divisor >> 8) & 0xff; + _tuner_4937di5_regs.db2 = divisor & 0xff; + + if(new_band == "VHFLO") _tuner_4937di5_regs.bandsel = tuner_4937di5_regs_t::BANDSEL_VHFLO; + else if(new_band == "VHFHI") _tuner_4937di5_regs.bandsel = tuner_4937di5_regs_t::BANDSEL_VHFHI; + else if(new_band == "UHF") _tuner_4937di5_regs.bandsel = tuner_4937di5_regs_t::BANDSEL_UHF; + else UHD_THROW_INVALID_CODE_PATH(); + + _tuner_4937di5_regs.power = tuner_4937di5_regs_t::POWER_OFF; + update_regs(); + + //ok don't forget to reset RF gain here if the new band != the old band + //we do this because the gains are different for different band settings + //not FAR off, but we do this to be consistent + if(prev_band != new_band) set_gain(_gains["RF"], "RF"); + + UHD_LOGV(often) << boost::format("set_freq: target LO: %f f_ref: %f divisor: %i actual LO: %f") % target_lo_freq % f_ref % divisor % actual_lo_freq << std::endl; + + _lo_freq = actual_lo_freq; //for rx props + + //Check the the IF if larger than the dsp rate and apply a corrective adjustment + //so that the cordic will be tuned to a possible rate within its range. + const double codec_rate = this->get_iface()->get_codec_rate(dboard_iface::UNIT_RX); + if (tvrx_if_freq >= codec_rate/2){ + return _lo_freq - codec_rate; + } + + return _lo_freq; +} diff --git a/host/lib/usrp/dboard/db_tvrx2.cpp b/host/lib/usrp/dboard/db_tvrx2.cpp new file mode 100644 index 000000000..628221527 --- /dev/null +++ b/host/lib/usrp/dboard/db_tvrx2.cpp @@ -0,0 +1,1844 @@ +// +// Copyright 2010 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +// Common IO Pins +#define REFCLOCK_DIV_MASK ((1 << 8)|(1 << 9)|(1 << 10)) // Three GPIO lines to CPLD for Clock Divisor Selection +#define REFCLOCK_DIV8 ((1 << 8)|(1 << 9)|(1 << 10)) // GPIO to set clock div8 mode +#define REFCLOCK_DIV7 ((0 << 8)|(1 << 9)|(1 << 10)) // GPIO to set clock div7 mode +#define REFCLOCK_DIV6 ((1 << 8)|(0 << 9)|(1 << 10)) // GPIO to set clock div6 mode +#define REFCLOCK_DIV5 ((0 << 8)|(0 << 9)|(1 << 10)) // GPIO to set clock div5 mode +#define REFCLOCK_DIV4 ((1 << 8)|(1 <<9)) // GPIO to set clock div4 mode +#define REFCLOCK_DIV3 (1 <<9) // GPIO to set clock div3 mode +#define REFCLOCK_DIV2 (1 <<8) // GPIO to set clock div2 mode +#define REFCLOCK_DIV1 ((0 << 8)|(0 << 9)|(0 << 10)) // GPIO to set clock div1 mode + +// RX1 IO Pins +#define RX1_MASTERSYNC (1 << 3) // MASTERSYNC Signal for Slave Tuner Coordination +#define RX1_FREEZE (1 << 2) // FREEZE Signal for Slave Tuner Coordination +#define RX1_IRQ (1 << 1) // IRQ Signals TDA18272HNM State Machine Completion +#define RX1_VSYNC (1 << 0) // VSYNC Pulse for AGC Holdoff + +// RX2 IO Pins +#define RX2_MASTERSYNC (1 << 7) // MASTERSYNC Signal for Slave Tuner Coordination +#define RX2_FREEZE (1 << 6) // FREEZE Signal for Slave Tuner Coordination +#define RX2_IRQ (1 << 5) // IRQ Signals TDA18272HNM State Machine Completion +#define RX2_VSYNC (1 << 4) // VSYNC Pulse for AGC Holdoff + +// Pin functions +#define RX1_OUTPUT_MASK (0) +#define RX1_INPUT_MASK (RX1_VSYNC|RX1_MASTERSYNC|RX1_FREEZE|RX1_IRQ) + +#define RX2_OUTPUT_MASK (0) +#define RX2_INPUT_MASK (RX2_VSYNC|RX2_MASTERSYNC|RX2_FREEZE|RX2_IRQ) + +#define OUTPUT_MASK (RX1_OUTPUT_MASK|RX2_OUTPUT_MASK|REFCLOCK_DIV_MASK) +#define INPUT_MASK (RX1_INPUT_MASK|RX2_INPUT_MASK) + + +#include "tda18272hnm_regs.hpp" +#include <uhd/utils/static.hpp> +#include <uhd/utils/log.hpp> +#include <uhd/utils/msg.hpp> +#include <uhd/utils/safe_call.hpp> +#include <uhd/utils/assert_has.hpp> +#include <uhd/utils/algorithm.hpp> +#include <uhd/types/ranges.hpp> +#include <uhd/types/sensors.hpp> +#include <uhd/types/dict.hpp> +#include <uhd/usrp/dboard_base.hpp> +#include <uhd/usrp/dboard_manager.hpp> +#include <boost/assign/list_of.hpp> +#include <boost/format.hpp> +#include <boost/thread.hpp> +#include <boost/array.hpp> +#include <boost/math/special_functions/round.hpp> +#include <utility> +#include <cmath> + +using namespace uhd; +using namespace uhd::usrp; +using namespace boost::assign; + +/*********************************************************************** + * The TVRX2 types + **********************************************************************/ +struct tvrx2_tda18272_rfcal_result_t { + boost::int8_t delta_c; + boost::int8_t c_offset; + tvrx2_tda18272_rfcal_result_t(void): delta_c(0), c_offset(0){} +}; + +struct tvrx2_tda18272_rfcal_coeffs_t { + boost::uint8_t cal_number; + boost::int32_t RF_A1; + boost::int32_t RF_B1; + tvrx2_tda18272_rfcal_coeffs_t(void): cal_number(0), RF_A1(0), RF_B1(0) {} + tvrx2_tda18272_rfcal_coeffs_t(boost::uint32_t num): RF_A1(0), RF_B1(0) { cal_number = num; } +}; + +struct tvrx2_tda18272_cal_map_t { + boost::array<boost::uint32_t, 4> cal_freq; + boost::array<boost::uint8_t, 4> c_offset; + tvrx2_tda18272_cal_map_t(boost::array<boost::uint32_t, 4> freqs, boost::array<boost::uint8_t, 4> offsets) + { cal_freq = freqs; c_offset = offsets; } +}; + +struct tvrx2_tda18272_freq_map_t { + boost::uint32_t rf_max; + boost::uint8_t c_prog; + boost::uint8_t gain_taper; + boost::uint8_t rf_band; + tvrx2_tda18272_freq_map_t( boost::uint32_t max, boost::uint8_t c, boost::uint8_t taper, boost::uint8_t band) + { rf_max = max; c_prog = c; gain_taper = taper; rf_band = band; } +}; + +/*********************************************************************** + * The TVRX2 constants + **********************************************************************/ + +static const boost::array<freq_range_t, 4> tvrx2_tda18272_rf_bands = list_of + ( freq_range_t( 44.056e6, 144.408e6) ) + ( freq_range_t( 145.432e6, 361.496e6) ) + ( freq_range_t( 365.592e6, 618.520e6) ) + ( freq_range_t( 619.544e6, 865.304e6) ) +; + +#define TVRX2_TDA18272_FREQ_MAP_ENTRIES (565) + +static const uhd::dict<boost::uint32_t, tvrx2_tda18272_cal_map_t> tvrx2_tda18272_cal_map = map_list_of + ( 0, tvrx2_tda18272_cal_map_t( list_of( 44032000)( 48128000)( 52224000)( 56320000), list_of(15)( 0)(10)(17) ) ) + ( 1, tvrx2_tda18272_cal_map_t( list_of( 84992000)( 89088000)( 93184000)( 97280000), list_of( 1)( 0)(-2)( 3) ) ) + ( 2, tvrx2_tda18272_cal_map_t( list_of(106496000)(111616000)(115712000)(123904000), list_of( 0)(-1)( 1)( 2) ) ) + ( 3, tvrx2_tda18272_cal_map_t( list_of(161792000)(165888000)(169984000)(174080000), list_of( 3)( 0)( 1)( 2) ) ) + ( 4, tvrx2_tda18272_cal_map_t( list_of(224256000)(228352000)(232448000)(235520000), list_of( 3)( 0)( 1)( 2) ) ) + ( 5, tvrx2_tda18272_cal_map_t( list_of(301056000)(312320000)(322560000)(335872000), list_of( 0)(-1)( 1)( 2) ) ) + ( 6, tvrx2_tda18272_cal_map_t( list_of(389120000)(393216000)(397312000)(401408000), list_of(-2)( 0)(-1)( 1) ) ) + ( 7, tvrx2_tda18272_cal_map_t( list_of(455680000)(460800000)(465920000)(471040000), list_of( 0)(-2)(-3)( 1) ) ) + ( 8, tvrx2_tda18272_cal_map_t( list_of(555008000)(563200000)(570368000)(577536000), list_of(-1)( 0)(-3)(-2) ) ) + ( 9, tvrx2_tda18272_cal_map_t( list_of(647168000)(652288000)(658432000)(662528000), list_of(-6)(-3)( 0)(-5) ) ) + ( 10, tvrx2_tda18272_cal_map_t( list_of(748544000)(755712000)(762880000)(770048000), list_of(-6)(-3)( 0)(-5) ) ) + ( 11, tvrx2_tda18272_cal_map_t( list_of(792576000)(801792000)(809984000)(818176000), list_of(-5)(-2)( 0)(-4) ) ) +; + +static const std::vector<tvrx2_tda18272_freq_map_t> tvrx2_tda18272_freq_map = list_of + ( tvrx2_tda18272_freq_map_t( 39936000, 0xFF, 0x17, 0) ) + ( tvrx2_tda18272_freq_map_t( 40960000, 0xFD, 0x17, 0) ) + ( tvrx2_tda18272_freq_map_t( 41984000, 0xF1, 0x15, 0) ) + ( tvrx2_tda18272_freq_map_t( 43008000, 0xE5, 0x13, 0) ) + ( tvrx2_tda18272_freq_map_t( 44032000, 0xDB, 0x13, 0) ) + ( tvrx2_tda18272_freq_map_t( 45056000, 0xD1, 0x12, 0) ) + ( tvrx2_tda18272_freq_map_t( 46080000, 0xC7, 0x10, 0) ) + ( tvrx2_tda18272_freq_map_t( 47104000, 0xBE, 0x0F, 0) ) + ( tvrx2_tda18272_freq_map_t( 48128000, 0xB5, 0x0F, 0) ) + ( tvrx2_tda18272_freq_map_t( 49152000, 0xAD, 0x0F, 0) ) + ( tvrx2_tda18272_freq_map_t( 50176000, 0xA6, 0x0F, 0) ) + ( tvrx2_tda18272_freq_map_t( 51200000, 0x9F, 0x0F, 0) ) + ( tvrx2_tda18272_freq_map_t( 52224000, 0x98, 0x0F, 0) ) + ( tvrx2_tda18272_freq_map_t( 53248000, 0x91, 0x0F, 0) ) + ( tvrx2_tda18272_freq_map_t( 54272000, 0x8B, 0x0F, 0) ) + ( tvrx2_tda18272_freq_map_t( 55296000, 0x86, 0x0F, 0) ) + ( tvrx2_tda18272_freq_map_t( 56320000, 0x80, 0x0F, 0) ) + ( tvrx2_tda18272_freq_map_t( 57344000, 0x7B, 0x0E, 0) ) + ( tvrx2_tda18272_freq_map_t( 58368000, 0x76, 0x0E, 0) ) + ( tvrx2_tda18272_freq_map_t( 59392000, 0x72, 0x0D, 0) ) + ( tvrx2_tda18272_freq_map_t( 60416000, 0x6D, 0x0D, 0) ) + ( tvrx2_tda18272_freq_map_t( 61440000, 0x69, 0x0C, 0) ) + ( tvrx2_tda18272_freq_map_t( 62464000, 0x65, 0x0C, 0) ) + ( tvrx2_tda18272_freq_map_t( 63488000, 0x61, 0x0B, 0) ) + ( tvrx2_tda18272_freq_map_t( 64512000, 0x5E, 0x0B, 0) ) + ( tvrx2_tda18272_freq_map_t( 64512000, 0x5A, 0x0B, 0) ) + ( tvrx2_tda18272_freq_map_t( 65536000, 0x57, 0x0A, 0) ) + ( tvrx2_tda18272_freq_map_t( 66560000, 0x54, 0x0A, 0) ) + ( tvrx2_tda18272_freq_map_t( 67584000, 0x51, 0x09, 0) ) + ( tvrx2_tda18272_freq_map_t( 68608000, 0x4E, 0x09, 0) ) + ( tvrx2_tda18272_freq_map_t( 69632000, 0x4B, 0x09, 0) ) + ( tvrx2_tda18272_freq_map_t( 70656000, 0x49, 0x08, 0) ) + ( tvrx2_tda18272_freq_map_t( 71680000, 0x46, 0x08, 0) ) + ( tvrx2_tda18272_freq_map_t( 72704000, 0x44, 0x08, 0) ) + ( tvrx2_tda18272_freq_map_t( 73728000, 0x41, 0x07, 0) ) + ( tvrx2_tda18272_freq_map_t( 74752000, 0x3F, 0x07, 0) ) + ( tvrx2_tda18272_freq_map_t( 75776000, 0x3D, 0x07, 0) ) + ( tvrx2_tda18272_freq_map_t( 76800000, 0x3B, 0x07, 0) ) + ( tvrx2_tda18272_freq_map_t( 77824000, 0x39, 0x07, 0) ) + ( tvrx2_tda18272_freq_map_t( 78848000, 0x37, 0x07, 0) ) + ( tvrx2_tda18272_freq_map_t( 79872000, 0x35, 0x07, 0) ) + ( tvrx2_tda18272_freq_map_t( 80896000, 0x33, 0x07, 0) ) + ( tvrx2_tda18272_freq_map_t( 81920000, 0x32, 0x07, 0) ) + ( tvrx2_tda18272_freq_map_t( 82944000, 0x30, 0x07, 0) ) + ( tvrx2_tda18272_freq_map_t( 83968000, 0x2F, 0x07, 0) ) + ( tvrx2_tda18272_freq_map_t( 84992000, 0x2D, 0x07, 0) ) + ( tvrx2_tda18272_freq_map_t( 86016000, 0x2C, 0x07, 0) ) + ( tvrx2_tda18272_freq_map_t( 87040000, 0x2A, 0x07, 0) ) + ( tvrx2_tda18272_freq_map_t( 88064000, 0x29, 0x06, 0) ) + ( tvrx2_tda18272_freq_map_t( 89088000, 0x27, 0x06, 0) ) + ( tvrx2_tda18272_freq_map_t( 90112000, 0x26, 0x06, 0) ) + ( tvrx2_tda18272_freq_map_t( 91136000, 0x25, 0x06, 0) ) + ( tvrx2_tda18272_freq_map_t( 92160000, 0x24, 0x06, 0) ) + ( tvrx2_tda18272_freq_map_t( 93184000, 0x22, 0x05, 0) ) + ( tvrx2_tda18272_freq_map_t( 94208000, 0x21, 0x05, 0) ) + ( tvrx2_tda18272_freq_map_t( 95232000, 0x20, 0x05, 0) ) + ( tvrx2_tda18272_freq_map_t( 96256000, 0x1F, 0x05, 0) ) + ( tvrx2_tda18272_freq_map_t( 97280000, 0x1E, 0x05, 0) ) + ( tvrx2_tda18272_freq_map_t( 98304000, 0x1D, 0x05, 0) ) + ( tvrx2_tda18272_freq_map_t( 99328000, 0x1C, 0x04, 0) ) + ( tvrx2_tda18272_freq_map_t(100352000, 0x1B, 0x04, 0) ) + ( tvrx2_tda18272_freq_map_t(101376000, 0x1A, 0x04, 0) ) + ( tvrx2_tda18272_freq_map_t(103424000, 0x19, 0x04, 0) ) + ( tvrx2_tda18272_freq_map_t(104448000, 0x18, 0x04, 0) ) + ( tvrx2_tda18272_freq_map_t(105472000, 0x17, 0x04, 0) ) + ( tvrx2_tda18272_freq_map_t(106496000, 0x16, 0x03, 0) ) + ( tvrx2_tda18272_freq_map_t(106496000, 0x15, 0x03, 0) ) + ( tvrx2_tda18272_freq_map_t(108544000, 0x14, 0x03, 0) ) + ( tvrx2_tda18272_freq_map_t(109568000, 0x13, 0x03, 0) ) + ( tvrx2_tda18272_freq_map_t(111616000, 0x12, 0x03, 0) ) + ( tvrx2_tda18272_freq_map_t(112640000, 0x11, 0x03, 0) ) + ( tvrx2_tda18272_freq_map_t(113664000, 0x11, 0x07, 0) ) + ( tvrx2_tda18272_freq_map_t(114688000, 0x10, 0x07, 0) ) + ( tvrx2_tda18272_freq_map_t(115712000, 0x0F, 0x07, 0) ) + ( tvrx2_tda18272_freq_map_t(117760000, 0x0E, 0x07, 0) ) + ( tvrx2_tda18272_freq_map_t(119808000, 0x0D, 0x06, 0) ) + ( tvrx2_tda18272_freq_map_t(121856000, 0x0C, 0x06, 0) ) + ( tvrx2_tda18272_freq_map_t(123904000, 0x0B, 0x06, 0) ) + ( tvrx2_tda18272_freq_map_t(125952000, 0x0A, 0x05, 0) ) + ( tvrx2_tda18272_freq_map_t(128000000, 0x09, 0x05, 0) ) + ( tvrx2_tda18272_freq_map_t(130048000, 0x08, 0x05, 0) ) + ( tvrx2_tda18272_freq_map_t(133120000, 0x07, 0x04, 0) ) + ( tvrx2_tda18272_freq_map_t(135168000, 0x06, 0x04, 0) ) + ( tvrx2_tda18272_freq_map_t(138240000, 0x05, 0x04, 0) ) + ( tvrx2_tda18272_freq_map_t(141312000, 0x04, 0x04, 0) ) + ( tvrx2_tda18272_freq_map_t(144384000, 0x03, 0x03, 0) ) + ( tvrx2_tda18272_freq_map_t(145408000, 0xE0, 0x3F, 1) ) + ( tvrx2_tda18272_freq_map_t(147456000, 0xDC, 0x37, 1) ) + ( tvrx2_tda18272_freq_map_t(148480000, 0xD9, 0x32, 1) ) + ( tvrx2_tda18272_freq_map_t(149504000, 0xD6, 0x2F, 1) ) + ( tvrx2_tda18272_freq_map_t(149504000, 0xD2, 0x2F, 1) ) + ( tvrx2_tda18272_freq_map_t(150528000, 0xCF, 0x2F, 1) ) + ( tvrx2_tda18272_freq_map_t(151552000, 0xCC, 0x2B, 1) ) + ( tvrx2_tda18272_freq_map_t(152576000, 0xC9, 0x27, 1) ) + ( tvrx2_tda18272_freq_map_t(153600000, 0xC5, 0x27, 1) ) + ( tvrx2_tda18272_freq_map_t(154624000, 0xC2, 0x25, 1) ) + ( tvrx2_tda18272_freq_map_t(155648000, 0xBF, 0x23, 1) ) + ( tvrx2_tda18272_freq_map_t(156672000, 0xBD, 0x20, 1) ) + ( tvrx2_tda18272_freq_map_t(157696000, 0xBA, 0x1F, 1) ) + ( tvrx2_tda18272_freq_map_t(158720000, 0xB7, 0x1F, 1) ) + ( tvrx2_tda18272_freq_map_t(159744000, 0xB4, 0x1F, 1) ) + ( tvrx2_tda18272_freq_map_t(160768000, 0xB1, 0x1F, 1) ) + ( tvrx2_tda18272_freq_map_t(161792000, 0xAF, 0x1F, 1) ) + ( tvrx2_tda18272_freq_map_t(162816000, 0xAC, 0x1F, 1) ) + ( tvrx2_tda18272_freq_map_t(163840000, 0xAA, 0x1F, 1) ) + ( tvrx2_tda18272_freq_map_t(164864000, 0xA7, 0x1F, 1) ) + ( tvrx2_tda18272_freq_map_t(165888000, 0xA5, 0x1F, 1) ) + ( tvrx2_tda18272_freq_map_t(166912000, 0xA2, 0x1F, 1) ) + ( tvrx2_tda18272_freq_map_t(167936000, 0xA0, 0x1F, 1) ) + ( tvrx2_tda18272_freq_map_t(168960000, 0x9D, 0x1F, 1) ) + ( tvrx2_tda18272_freq_map_t(169984000, 0x9B, 0x1F, 1) ) + ( tvrx2_tda18272_freq_map_t(171008000, 0x99, 0x1F, 1) ) + ( tvrx2_tda18272_freq_map_t(172032000, 0x97, 0x1E, 1) ) + ( tvrx2_tda18272_freq_map_t(173056000, 0x95, 0x1D, 1) ) + ( tvrx2_tda18272_freq_map_t(174080000, 0x92, 0x1C, 1) ) + ( tvrx2_tda18272_freq_map_t(175104000, 0x90, 0x1B, 1) ) + ( tvrx2_tda18272_freq_map_t(176128000, 0x8E, 0x1A, 1) ) + ( tvrx2_tda18272_freq_map_t(177152000, 0x8C, 0x19, 1) ) + ( tvrx2_tda18272_freq_map_t(178176000, 0x8A, 0x18, 1) ) + ( tvrx2_tda18272_freq_map_t(179200000, 0x88, 0x17, 1) ) + ( tvrx2_tda18272_freq_map_t(180224000, 0x86, 0x17, 1) ) + ( tvrx2_tda18272_freq_map_t(181248000, 0x84, 0x17, 1) ) + ( tvrx2_tda18272_freq_map_t(182272000, 0x82, 0x17, 1) ) + ( tvrx2_tda18272_freq_map_t(183296000, 0x81, 0x17, 1) ) + ( tvrx2_tda18272_freq_map_t(184320000, 0x7F, 0x17, 1) ) + ( tvrx2_tda18272_freq_map_t(185344000, 0x7D, 0x16, 1) ) + ( tvrx2_tda18272_freq_map_t(186368000, 0x7B, 0x15, 1) ) + ( tvrx2_tda18272_freq_map_t(187392000, 0x7A, 0x14, 1) ) + ( tvrx2_tda18272_freq_map_t(188416000, 0x78, 0x14, 1) ) + ( tvrx2_tda18272_freq_map_t(189440000, 0x76, 0x13, 1) ) + ( tvrx2_tda18272_freq_map_t(190464000, 0x75, 0x13, 1) ) + ( tvrx2_tda18272_freq_map_t(191488000, 0x73, 0x13, 1) ) + ( tvrx2_tda18272_freq_map_t(192512000, 0x71, 0x12, 1) ) + ( tvrx2_tda18272_freq_map_t(192512000, 0x70, 0x11, 1) ) + ( tvrx2_tda18272_freq_map_t(193536000, 0x6E, 0x11, 1) ) + ( tvrx2_tda18272_freq_map_t(194560000, 0x6D, 0x10, 1) ) + ( tvrx2_tda18272_freq_map_t(195584000, 0x6B, 0x10, 1) ) + ( tvrx2_tda18272_freq_map_t(196608000, 0x6A, 0x0F, 1) ) + ( tvrx2_tda18272_freq_map_t(197632000, 0x68, 0x0F, 1) ) + ( tvrx2_tda18272_freq_map_t(198656000, 0x67, 0x0F, 1) ) + ( tvrx2_tda18272_freq_map_t(199680000, 0x65, 0x0F, 1) ) + ( tvrx2_tda18272_freq_map_t(200704000, 0x64, 0x0F, 1) ) + ( tvrx2_tda18272_freq_map_t(201728000, 0x63, 0x0F, 1) ) + ( tvrx2_tda18272_freq_map_t(202752000, 0x61, 0x0F, 1) ) + ( tvrx2_tda18272_freq_map_t(203776000, 0x60, 0x0F, 1) ) + ( tvrx2_tda18272_freq_map_t(204800000, 0x5F, 0x0F, 1) ) + ( tvrx2_tda18272_freq_map_t(205824000, 0x5D, 0x0F, 1) ) + ( tvrx2_tda18272_freq_map_t(206848000, 0x5C, 0x0F, 1) ) + ( tvrx2_tda18272_freq_map_t(207872000, 0x5B, 0x0F, 1) ) + ( tvrx2_tda18272_freq_map_t(208896000, 0x5A, 0x0F, 1) ) + ( tvrx2_tda18272_freq_map_t(209920000, 0x58, 0x0F, 1) ) + ( tvrx2_tda18272_freq_map_t(210944000, 0x57, 0x0F, 1) ) + ( tvrx2_tda18272_freq_map_t(211968000, 0x56, 0x0F, 1) ) + ( tvrx2_tda18272_freq_map_t(212992000, 0x55, 0x0F, 1) ) + ( tvrx2_tda18272_freq_map_t(214016000, 0x54, 0x0F, 1) ) + ( tvrx2_tda18272_freq_map_t(215040000, 0x53, 0x0F, 1) ) + ( tvrx2_tda18272_freq_map_t(216064000, 0x52, 0x0F, 1) ) + ( tvrx2_tda18272_freq_map_t(217088000, 0x50, 0x0F, 1) ) + ( tvrx2_tda18272_freq_map_t(218112000, 0x4F, 0x0F, 1) ) + ( tvrx2_tda18272_freq_map_t(219136000, 0x4E, 0x0F, 1) ) + ( tvrx2_tda18272_freq_map_t(220160000, 0x4D, 0x0E, 1) ) + ( tvrx2_tda18272_freq_map_t(221184000, 0x4C, 0x0E, 1) ) + ( tvrx2_tda18272_freq_map_t(222208000, 0x4B, 0x0E, 1) ) + ( tvrx2_tda18272_freq_map_t(223232000, 0x4A, 0x0E, 1) ) + ( tvrx2_tda18272_freq_map_t(224256000, 0x49, 0x0D, 1) ) + ( tvrx2_tda18272_freq_map_t(225280000, 0x48, 0x0D, 1) ) + ( tvrx2_tda18272_freq_map_t(226304000, 0x47, 0x0D, 1) ) + ( tvrx2_tda18272_freq_map_t(227328000, 0x46, 0x0D, 1) ) + ( tvrx2_tda18272_freq_map_t(228352000, 0x45, 0x0C, 1) ) + ( tvrx2_tda18272_freq_map_t(229376000, 0x44, 0x0C, 1) ) + ( tvrx2_tda18272_freq_map_t(230400000, 0x43, 0x0C, 1) ) + ( tvrx2_tda18272_freq_map_t(231424000, 0x42, 0x0C, 1) ) + ( tvrx2_tda18272_freq_map_t(232448000, 0x42, 0x0B, 1) ) + ( tvrx2_tda18272_freq_map_t(233472000, 0x41, 0x0B, 1) ) + ( tvrx2_tda18272_freq_map_t(234496000, 0x40, 0x0B, 1) ) + ( tvrx2_tda18272_freq_map_t(234496000, 0x3F, 0x0B, 1) ) + ( tvrx2_tda18272_freq_map_t(235520000, 0x3E, 0x0B, 1) ) + ( tvrx2_tda18272_freq_map_t(236544000, 0x3D, 0x0B, 1) ) + ( tvrx2_tda18272_freq_map_t(237568000, 0x3C, 0x0B, 1) ) + ( tvrx2_tda18272_freq_map_t(239616000, 0x3B, 0x0A, 1) ) + ( tvrx2_tda18272_freq_map_t(240640000, 0x3A, 0x0A, 1) ) + ( tvrx2_tda18272_freq_map_t(241664000, 0x39, 0x0A, 1) ) + ( tvrx2_tda18272_freq_map_t(242688000, 0x38, 0x0A, 1) ) + ( tvrx2_tda18272_freq_map_t(244736000, 0x37, 0x09, 1) ) + ( tvrx2_tda18272_freq_map_t(245760000, 0x36, 0x09, 1) ) + ( tvrx2_tda18272_freq_map_t(246784000, 0x35, 0x09, 1) ) + ( tvrx2_tda18272_freq_map_t(248832000, 0x34, 0x09, 1) ) + ( tvrx2_tda18272_freq_map_t(249856000, 0x33, 0x09, 1) ) + ( tvrx2_tda18272_freq_map_t(250880000, 0x32, 0x08, 1) ) + ( tvrx2_tda18272_freq_map_t(252928000, 0x31, 0x08, 1) ) + ( tvrx2_tda18272_freq_map_t(253952000, 0x30, 0x08, 1) ) + ( tvrx2_tda18272_freq_map_t(256000000, 0x2F, 0x08, 1) ) + ( tvrx2_tda18272_freq_map_t(257024000, 0x2E, 0x08, 1) ) + ( tvrx2_tda18272_freq_map_t(259072000, 0x2D, 0x07, 1) ) + ( tvrx2_tda18272_freq_map_t(260096000, 0x2C, 0x07, 1) ) + ( tvrx2_tda18272_freq_map_t(262144000, 0x2B, 0x07, 1) ) + ( tvrx2_tda18272_freq_map_t(264192000, 0x2A, 0x07, 1) ) + ( tvrx2_tda18272_freq_map_t(265216000, 0x29, 0x07, 1) ) + ( tvrx2_tda18272_freq_map_t(267264000, 0x28, 0x07, 1) ) + ( tvrx2_tda18272_freq_map_t(269312000, 0x27, 0x07, 1) ) + ( tvrx2_tda18272_freq_map_t(270336000, 0x26, 0x07, 1) ) + ( tvrx2_tda18272_freq_map_t(272384000, 0x25, 0x07, 1) ) + ( tvrx2_tda18272_freq_map_t(274432000, 0x24, 0x07, 1) ) + ( tvrx2_tda18272_freq_map_t(276480000, 0x23, 0x07, 1) ) + ( tvrx2_tda18272_freq_map_t(277504000, 0x22, 0x07, 1) ) + ( tvrx2_tda18272_freq_map_t(279552000, 0x21, 0x07, 1) ) + ( tvrx2_tda18272_freq_map_t(281600000, 0x20, 0x07, 1) ) + ( tvrx2_tda18272_freq_map_t(283648000, 0x1F, 0x07, 1) ) + ( tvrx2_tda18272_freq_map_t(285696000, 0x1E, 0x0F, 1) ) + ( tvrx2_tda18272_freq_map_t(287744000, 0x1D, 0x0F, 1) ) + ( tvrx2_tda18272_freq_map_t(289792000, 0x1C, 0x0E, 1) ) + ( tvrx2_tda18272_freq_map_t(291840000, 0x1B, 0x0E, 1) ) + ( tvrx2_tda18272_freq_map_t(293888000, 0x1A, 0x0D, 1) ) + ( tvrx2_tda18272_freq_map_t(296960000, 0x19, 0x0D, 1) ) + ( tvrx2_tda18272_freq_map_t(299008000, 0x18, 0x0C, 1) ) + ( tvrx2_tda18272_freq_map_t(301056000, 0x17, 0x0C, 1) ) + ( tvrx2_tda18272_freq_map_t(304128000, 0x16, 0x0C, 1) ) + ( tvrx2_tda18272_freq_map_t(306176000, 0x15, 0x0B, 1) ) + ( tvrx2_tda18272_freq_map_t(309248000, 0x14, 0x0B, 1) ) + ( tvrx2_tda18272_freq_map_t(312320000, 0x13, 0x0B, 1) ) + ( tvrx2_tda18272_freq_map_t(314368000, 0x12, 0x0B, 1) ) + ( tvrx2_tda18272_freq_map_t(317440000, 0x11, 0x0A, 1) ) + ( tvrx2_tda18272_freq_map_t(320512000, 0x10, 0x0A, 1) ) + ( tvrx2_tda18272_freq_map_t(322560000, 0x0F, 0x0A, 1) ) + ( tvrx2_tda18272_freq_map_t(325632000, 0x0E, 0x09, 1) ) + ( tvrx2_tda18272_freq_map_t(328704000, 0x0D, 0x09, 1) ) + ( tvrx2_tda18272_freq_map_t(331776000, 0x0C, 0x08, 1) ) + ( tvrx2_tda18272_freq_map_t(335872000, 0x0B, 0x08, 1) ) + ( tvrx2_tda18272_freq_map_t(338944000, 0x0A, 0x08, 1) ) + ( tvrx2_tda18272_freq_map_t(343040000, 0x09, 0x07, 1) ) + ( tvrx2_tda18272_freq_map_t(346112000, 0x08, 0x07, 1) ) + ( tvrx2_tda18272_freq_map_t(350208000, 0x07, 0x07, 1) ) + ( tvrx2_tda18272_freq_map_t(354304000, 0x06, 0x07, 1) ) + ( tvrx2_tda18272_freq_map_t(358400000, 0x05, 0x07, 1) ) + ( tvrx2_tda18272_freq_map_t(362496000, 0x04, 0x07, 1) ) + ( tvrx2_tda18272_freq_map_t(365568000, 0x04, 0x07, 1) ) + ( tvrx2_tda18272_freq_map_t(367616000, 0xDA, 0x2A, 2) ) + ( tvrx2_tda18272_freq_map_t(367616000, 0xD9, 0x27, 2) ) + ( tvrx2_tda18272_freq_map_t(368640000, 0xD8, 0x27, 2) ) + ( tvrx2_tda18272_freq_map_t(369664000, 0xD6, 0x27, 2) ) + ( tvrx2_tda18272_freq_map_t(370688000, 0xD5, 0x27, 2) ) + ( tvrx2_tda18272_freq_map_t(371712000, 0xD3, 0x25, 2) ) + ( tvrx2_tda18272_freq_map_t(372736000, 0xD2, 0x23, 2) ) + ( tvrx2_tda18272_freq_map_t(373760000, 0xD0, 0x23, 2) ) + ( tvrx2_tda18272_freq_map_t(374784000, 0xCF, 0x21, 2) ) + ( tvrx2_tda18272_freq_map_t(375808000, 0xCD, 0x1F, 2) ) + ( tvrx2_tda18272_freq_map_t(376832000, 0xCC, 0x1F, 2) ) + ( tvrx2_tda18272_freq_map_t(377856000, 0xCA, 0x1F, 2) ) + ( tvrx2_tda18272_freq_map_t(378880000, 0xC9, 0x1F, 2) ) + ( tvrx2_tda18272_freq_map_t(379904000, 0xC7, 0x1F, 2) ) + ( tvrx2_tda18272_freq_map_t(380928000, 0xC6, 0x1F, 2) ) + ( tvrx2_tda18272_freq_map_t(381952000, 0xC4, 0x1F, 2) ) + ( tvrx2_tda18272_freq_map_t(382976000, 0xC3, 0x1F, 2) ) + ( tvrx2_tda18272_freq_map_t(384000000, 0xC1, 0x1F, 2) ) + ( tvrx2_tda18272_freq_map_t(385024000, 0xC0, 0x1F, 2) ) + ( tvrx2_tda18272_freq_map_t(386048000, 0xBF, 0x1F, 2) ) + ( tvrx2_tda18272_freq_map_t(387072000, 0xBD, 0x1F, 2) ) + ( tvrx2_tda18272_freq_map_t(388096000, 0xBC, 0x1F, 2) ) + ( tvrx2_tda18272_freq_map_t(389120000, 0xBB, 0x1F, 2) ) + ( tvrx2_tda18272_freq_map_t(390144000, 0xB9, 0x1F, 2) ) + ( tvrx2_tda18272_freq_map_t(391168000, 0xB8, 0x1F, 2) ) + ( tvrx2_tda18272_freq_map_t(392192000, 0xB7, 0x1F, 2) ) + ( tvrx2_tda18272_freq_map_t(393216000, 0xB5, 0x1F, 2) ) + ( tvrx2_tda18272_freq_map_t(394240000, 0xB4, 0x1F, 2) ) + ( tvrx2_tda18272_freq_map_t(395264000, 0xB3, 0x1F, 2) ) + ( tvrx2_tda18272_freq_map_t(396288000, 0xB1, 0x1F, 2) ) + ( tvrx2_tda18272_freq_map_t(397312000, 0xB0, 0x1F, 2) ) + ( tvrx2_tda18272_freq_map_t(398336000, 0xAF, 0x1F, 2) ) + ( tvrx2_tda18272_freq_map_t(399360000, 0xAD, 0x1F, 2) ) + ( tvrx2_tda18272_freq_map_t(400384000, 0xAC, 0x1F, 2) ) + ( tvrx2_tda18272_freq_map_t(401408000, 0xAB, 0x1F, 2) ) + ( tvrx2_tda18272_freq_map_t(402432000, 0xAA, 0x1F, 2) ) + ( tvrx2_tda18272_freq_map_t(403456000, 0xA8, 0x1E, 2) ) + ( tvrx2_tda18272_freq_map_t(404480000, 0xA7, 0x1D, 2) ) + ( tvrx2_tda18272_freq_map_t(405504000, 0xA6, 0x1D, 2) ) + ( tvrx2_tda18272_freq_map_t(405504000, 0xA5, 0x1C, 2) ) + ( tvrx2_tda18272_freq_map_t(406528000, 0xA3, 0x1C, 2) ) + ( tvrx2_tda18272_freq_map_t(407552000, 0xA2, 0x1B, 2) ) + ( tvrx2_tda18272_freq_map_t(408576000, 0xA1, 0x1B, 2) ) + ( tvrx2_tda18272_freq_map_t(409600000, 0xA0, 0x1B, 2) ) + ( tvrx2_tda18272_freq_map_t(410624000, 0x9F, 0x1A, 2) ) + ( tvrx2_tda18272_freq_map_t(411648000, 0x9D, 0x1A, 2) ) + ( tvrx2_tda18272_freq_map_t(412672000, 0x9C, 0x19, 2) ) + ( tvrx2_tda18272_freq_map_t(413696000, 0x9B, 0x18, 2) ) + ( tvrx2_tda18272_freq_map_t(414720000, 0x9A, 0x18, 2) ) + ( tvrx2_tda18272_freq_map_t(415744000, 0x99, 0x17, 2) ) + ( tvrx2_tda18272_freq_map_t(416768000, 0x98, 0x17, 2) ) + ( tvrx2_tda18272_freq_map_t(417792000, 0x97, 0x17, 2) ) + ( tvrx2_tda18272_freq_map_t(418816000, 0x95, 0x17, 2) ) + ( tvrx2_tda18272_freq_map_t(419840000, 0x94, 0x17, 2) ) + ( tvrx2_tda18272_freq_map_t(420864000, 0x93, 0x17, 2) ) + ( tvrx2_tda18272_freq_map_t(421888000, 0x92, 0x17, 2) ) + ( tvrx2_tda18272_freq_map_t(422912000, 0x91, 0x17, 2) ) + ( tvrx2_tda18272_freq_map_t(423936000, 0x90, 0x17, 2) ) + ( tvrx2_tda18272_freq_map_t(424960000, 0x8F, 0x17, 2) ) + ( tvrx2_tda18272_freq_map_t(425984000, 0x8E, 0x16, 2) ) + ( tvrx2_tda18272_freq_map_t(427008000, 0x8D, 0x16, 2) ) + ( tvrx2_tda18272_freq_map_t(428032000, 0x8C, 0x15, 2) ) + ( tvrx2_tda18272_freq_map_t(429056000, 0x8B, 0x15, 2) ) + ( tvrx2_tda18272_freq_map_t(430080000, 0x8A, 0x15, 2) ) + ( tvrx2_tda18272_freq_map_t(431104000, 0x88, 0x14, 2) ) + ( tvrx2_tda18272_freq_map_t(432128000, 0x87, 0x14, 2) ) + ( tvrx2_tda18272_freq_map_t(433152000, 0x86, 0x14, 2) ) + ( tvrx2_tda18272_freq_map_t(434176000, 0x85, 0x13, 2) ) + ( tvrx2_tda18272_freq_map_t(435200000, 0x84, 0x13, 2) ) + ( tvrx2_tda18272_freq_map_t(436224000, 0x83, 0x13, 2) ) + ( tvrx2_tda18272_freq_map_t(437248000, 0x82, 0x13, 2) ) + ( tvrx2_tda18272_freq_map_t(438272000, 0x81, 0x13, 2) ) + ( tvrx2_tda18272_freq_map_t(439296000, 0x80, 0x12, 2) ) + ( tvrx2_tda18272_freq_map_t(440320000, 0x7F, 0x12, 2) ) + ( tvrx2_tda18272_freq_map_t(441344000, 0x7E, 0x12, 2) ) + ( tvrx2_tda18272_freq_map_t(442368000, 0x7D, 0x11, 2) ) + ( tvrx2_tda18272_freq_map_t(444416000, 0x7C, 0x11, 2) ) + ( tvrx2_tda18272_freq_map_t(445440000, 0x7B, 0x10, 2) ) + ( tvrx2_tda18272_freq_map_t(446464000, 0x7A, 0x10, 2) ) + ( tvrx2_tda18272_freq_map_t(447488000, 0x79, 0x10, 2) ) + ( tvrx2_tda18272_freq_map_t(448512000, 0x78, 0x10, 2) ) + ( tvrx2_tda18272_freq_map_t(448512000, 0x77, 0x0F, 2) ) + ( tvrx2_tda18272_freq_map_t(449536000, 0x76, 0x0F, 2) ) + ( tvrx2_tda18272_freq_map_t(450560000, 0x75, 0x0F, 2) ) + ( tvrx2_tda18272_freq_map_t(451584000, 0x74, 0x0F, 2) ) + ( tvrx2_tda18272_freq_map_t(452608000, 0x73, 0x0F, 2) ) + ( tvrx2_tda18272_freq_map_t(453632000, 0x72, 0x0F, 2) ) + ( tvrx2_tda18272_freq_map_t(454656000, 0x71, 0x0F, 2) ) + ( tvrx2_tda18272_freq_map_t(455680000, 0x70, 0x0F, 2) ) + ( tvrx2_tda18272_freq_map_t(457728000, 0x6F, 0x0F, 2) ) + ( tvrx2_tda18272_freq_map_t(458752000, 0x6E, 0x0F, 2) ) + ( tvrx2_tda18272_freq_map_t(459776000, 0x6D, 0x0F, 2) ) + ( tvrx2_tda18272_freq_map_t(460800000, 0x6C, 0x0F, 2) ) + ( tvrx2_tda18272_freq_map_t(461824000, 0x6B, 0x0F, 2) ) + ( tvrx2_tda18272_freq_map_t(462848000, 0x6A, 0x0F, 2) ) + ( tvrx2_tda18272_freq_map_t(464896000, 0x69, 0x0F, 2) ) + ( tvrx2_tda18272_freq_map_t(465920000, 0x68, 0x0F, 2) ) + ( tvrx2_tda18272_freq_map_t(466944000, 0x67, 0x0F, 2) ) + ( tvrx2_tda18272_freq_map_t(467968000, 0x66, 0x0F, 2) ) + ( tvrx2_tda18272_freq_map_t(468992000, 0x65, 0x0F, 2) ) + ( tvrx2_tda18272_freq_map_t(471040000, 0x64, 0x0F, 2) ) + ( tvrx2_tda18272_freq_map_t(472064000, 0x63, 0x0F, 2) ) + ( tvrx2_tda18272_freq_map_t(473088000, 0x62, 0x0F, 2) ) + ( tvrx2_tda18272_freq_map_t(474112000, 0x61, 0x0F, 2) ) + ( tvrx2_tda18272_freq_map_t(476160000, 0x60, 0x0F, 2) ) + ( tvrx2_tda18272_freq_map_t(477184000, 0x5F, 0x0F, 2) ) + ( tvrx2_tda18272_freq_map_t(478208000, 0x5E, 0x0F, 2) ) + ( tvrx2_tda18272_freq_map_t(479232000, 0x5D, 0x0F, 2) ) + ( tvrx2_tda18272_freq_map_t(481280000, 0x5C, 0x0F, 2) ) + ( tvrx2_tda18272_freq_map_t(482304000, 0x5B, 0x0F, 2) ) + ( tvrx2_tda18272_freq_map_t(483328000, 0x5A, 0x0F, 2) ) + ( tvrx2_tda18272_freq_map_t(485376000, 0x59, 0x0F, 2) ) + ( tvrx2_tda18272_freq_map_t(486400000, 0x58, 0x0F, 2) ) + ( tvrx2_tda18272_freq_map_t(487424000, 0x57, 0x0F, 2) ) + ( tvrx2_tda18272_freq_map_t(489472000, 0x56, 0x0F, 2) ) + ( tvrx2_tda18272_freq_map_t(490496000, 0x55, 0x0F, 2) ) + ( tvrx2_tda18272_freq_map_t(490496000, 0x54, 0x0F, 2) ) + ( tvrx2_tda18272_freq_map_t(492544000, 0x53, 0x0E, 2) ) + ( tvrx2_tda18272_freq_map_t(493568000, 0x52, 0x0E, 2) ) + ( tvrx2_tda18272_freq_map_t(495616000, 0x51, 0x0E, 2) ) + ( tvrx2_tda18272_freq_map_t(496640000, 0x50, 0x0E, 2) ) + ( tvrx2_tda18272_freq_map_t(497664000, 0x4F, 0x0E, 2) ) + ( tvrx2_tda18272_freq_map_t(499712000, 0x4E, 0x0D, 2) ) + ( tvrx2_tda18272_freq_map_t(500736000, 0x4D, 0x0D, 2) ) + ( tvrx2_tda18272_freq_map_t(502784000, 0x4C, 0x0D, 2) ) + ( tvrx2_tda18272_freq_map_t(503808000, 0x4B, 0x0D, 2) ) + ( tvrx2_tda18272_freq_map_t(505856000, 0x4A, 0x0C, 2) ) + ( tvrx2_tda18272_freq_map_t(506880000, 0x49, 0x0C, 2) ) + ( tvrx2_tda18272_freq_map_t(508928000, 0x48, 0x0C, 2) ) + ( tvrx2_tda18272_freq_map_t(509952000, 0x47, 0x0C, 2) ) + ( tvrx2_tda18272_freq_map_t(512000000, 0x46, 0x0C, 2) ) + ( tvrx2_tda18272_freq_map_t(513024000, 0x45, 0x0B, 2) ) + ( tvrx2_tda18272_freq_map_t(515072000, 0x44, 0x0B, 2) ) + ( tvrx2_tda18272_freq_map_t(517120000, 0x43, 0x0B, 2) ) + ( tvrx2_tda18272_freq_map_t(518144000, 0x42, 0x0B, 2) ) + ( tvrx2_tda18272_freq_map_t(520192000, 0x41, 0x0B, 2) ) + ( tvrx2_tda18272_freq_map_t(521216000, 0x40, 0x0B, 2) ) + ( tvrx2_tda18272_freq_map_t(523264000, 0x3F, 0x0B, 2) ) + ( tvrx2_tda18272_freq_map_t(525312000, 0x3E, 0x0B, 2) ) + ( tvrx2_tda18272_freq_map_t(526336000, 0x3D, 0x0B, 2) ) + ( tvrx2_tda18272_freq_map_t(528384000, 0x3C, 0x0A, 2) ) + ( tvrx2_tda18272_freq_map_t(530432000, 0x3B, 0x0A, 2) ) + ( tvrx2_tda18272_freq_map_t(531456000, 0x3A, 0x0A, 2) ) + ( tvrx2_tda18272_freq_map_t(533504000, 0x39, 0x0A, 2) ) + ( tvrx2_tda18272_freq_map_t(534528000, 0x38, 0x0A, 2) ) + ( tvrx2_tda18272_freq_map_t(536576000, 0x37, 0x0A, 2) ) + ( tvrx2_tda18272_freq_map_t(537600000, 0x36, 0x09, 2) ) + ( tvrx2_tda18272_freq_map_t(539648000, 0x35, 0x09, 2) ) + ( tvrx2_tda18272_freq_map_t(541696000, 0x34, 0x09, 2) ) + ( tvrx2_tda18272_freq_map_t(543744000, 0x33, 0x09, 2) ) + ( tvrx2_tda18272_freq_map_t(544768000, 0x32, 0x09, 2) ) + ( tvrx2_tda18272_freq_map_t(546816000, 0x31, 0x09, 2) ) + ( tvrx2_tda18272_freq_map_t(548864000, 0x30, 0x08, 2) ) + ( tvrx2_tda18272_freq_map_t(550912000, 0x2F, 0x08, 2) ) + ( tvrx2_tda18272_freq_map_t(552960000, 0x2E, 0x08, 2) ) + ( tvrx2_tda18272_freq_map_t(555008000, 0x2D, 0x08, 2) ) + ( tvrx2_tda18272_freq_map_t(557056000, 0x2C, 0x08, 2) ) + ( tvrx2_tda18272_freq_map_t(559104000, 0x2B, 0x08, 2) ) + ( tvrx2_tda18272_freq_map_t(561152000, 0x2A, 0x07, 2) ) + ( tvrx2_tda18272_freq_map_t(563200000, 0x29, 0x07, 2) ) + ( tvrx2_tda18272_freq_map_t(565248000, 0x28, 0x07, 2) ) + ( tvrx2_tda18272_freq_map_t(567296000, 0x27, 0x07, 2) ) + ( tvrx2_tda18272_freq_map_t(569344000, 0x26, 0x07, 2) ) + ( tvrx2_tda18272_freq_map_t(570368000, 0x26, 0x07, 2) ) + ( tvrx2_tda18272_freq_map_t(571392000, 0x25, 0x07, 2) ) + ( tvrx2_tda18272_freq_map_t(573440000, 0x24, 0x07, 2) ) + ( tvrx2_tda18272_freq_map_t(575488000, 0x23, 0x07, 2) ) + ( tvrx2_tda18272_freq_map_t(577536000, 0x22, 0x0F, 2) ) + ( tvrx2_tda18272_freq_map_t(578560000, 0x21, 0x0F, 2) ) + ( tvrx2_tda18272_freq_map_t(580608000, 0x20, 0x0F, 2) ) + ( tvrx2_tda18272_freq_map_t(583680000, 0x1F, 0x0F, 2) ) + ( tvrx2_tda18272_freq_map_t(585728000, 0x1E, 0x0F, 2) ) + ( tvrx2_tda18272_freq_map_t(587776000, 0x1D, 0x0F, 2) ) + ( tvrx2_tda18272_freq_map_t(589824000, 0x1C, 0x0F, 2) ) + ( tvrx2_tda18272_freq_map_t(592896000, 0x1B, 0x0F, 2) ) + ( tvrx2_tda18272_freq_map_t(594944000, 0x1A, 0x0F, 2) ) + ( tvrx2_tda18272_freq_map_t(596992000, 0x19, 0x0F, 2) ) + ( tvrx2_tda18272_freq_map_t(600064000, 0x18, 0x0F, 2) ) + ( tvrx2_tda18272_freq_map_t(602112000, 0x17, 0x0F, 2) ) + ( tvrx2_tda18272_freq_map_t(604160000, 0x16, 0x0F, 2) ) + ( tvrx2_tda18272_freq_map_t(607232000, 0x15, 0x0F, 2) ) + ( tvrx2_tda18272_freq_map_t(609280000, 0x14, 0x0F, 2) ) + ( tvrx2_tda18272_freq_map_t(612352000, 0x13, 0x0F, 2) ) + ( tvrx2_tda18272_freq_map_t(615424000, 0x12, 0x0F, 2) ) + ( tvrx2_tda18272_freq_map_t(617472000, 0x11, 0x0F, 2) ) + ( tvrx2_tda18272_freq_map_t(619520000, 0x10, 0x0E, 2) ) + ( tvrx2_tda18272_freq_map_t(621568000, 0x0F, 0x0E, 2) ) + ( tvrx2_tda18272_freq_map_t(623616000, 0x0F, 0x0E, 2) ) + ( tvrx2_tda18272_freq_map_t(624640000, 0xA3, 0x1F, 3) ) + ( tvrx2_tda18272_freq_map_t(625664000, 0xA2, 0x1F, 3) ) + ( tvrx2_tda18272_freq_map_t(626688000, 0xA1, 0x1F, 3) ) + ( tvrx2_tda18272_freq_map_t(627712000, 0xA0, 0x1F, 3) ) + ( tvrx2_tda18272_freq_map_t(628736000, 0x9F, 0x1F, 3) ) + ( tvrx2_tda18272_freq_map_t(630784000, 0x9E, 0x1F, 3) ) + ( tvrx2_tda18272_freq_map_t(631808000, 0x9D, 0x1F, 3) ) + ( tvrx2_tda18272_freq_map_t(632832000, 0x9C, 0x1F, 3) ) + ( tvrx2_tda18272_freq_map_t(633856000, 0x9B, 0x1F, 3) ) + ( tvrx2_tda18272_freq_map_t(635904000, 0x9A, 0x1F, 3) ) + ( tvrx2_tda18272_freq_map_t(636928000, 0x99, 0x1F, 3) ) + ( tvrx2_tda18272_freq_map_t(637952000, 0x98, 0x1F, 3) ) + ( tvrx2_tda18272_freq_map_t(638976000, 0x97, 0x1F, 3) ) + ( tvrx2_tda18272_freq_map_t(641024000, 0x96, 0x1E, 3) ) + ( tvrx2_tda18272_freq_map_t(642048000, 0x95, 0x1E, 3) ) + ( tvrx2_tda18272_freq_map_t(643072000, 0x94, 0x1E, 3) ) + ( tvrx2_tda18272_freq_map_t(644096000, 0x93, 0x1D, 3) ) + ( tvrx2_tda18272_freq_map_t(646144000, 0x92, 0x1D, 3) ) + ( tvrx2_tda18272_freq_map_t(647168000, 0x91, 0x1C, 3) ) + ( tvrx2_tda18272_freq_map_t(648192000, 0x90, 0x1C, 3) ) + ( tvrx2_tda18272_freq_map_t(650240000, 0x8F, 0x1B, 3) ) + ( tvrx2_tda18272_freq_map_t(651264000, 0x8E, 0x1B, 3) ) + ( tvrx2_tda18272_freq_map_t(652288000, 0x8D, 0x1B, 3) ) + ( tvrx2_tda18272_freq_map_t(654336000, 0x8C, 0x1B, 3) ) + ( tvrx2_tda18272_freq_map_t(655360000, 0x8B, 0x1B, 3) ) + ( tvrx2_tda18272_freq_map_t(656384000, 0x8A, 0x1B, 3) ) + ( tvrx2_tda18272_freq_map_t(658432000, 0x89, 0x1A, 3) ) + ( tvrx2_tda18272_freq_map_t(659456000, 0x88, 0x1A, 3) ) + ( tvrx2_tda18272_freq_map_t(660480000, 0x87, 0x1A, 3) ) + ( tvrx2_tda18272_freq_map_t(661504000, 0x86, 0x19, 3) ) + ( tvrx2_tda18272_freq_map_t(662528000, 0x85, 0x19, 3) ) + ( tvrx2_tda18272_freq_map_t(664576000, 0x84, 0x18, 3) ) + ( tvrx2_tda18272_freq_map_t(665600000, 0x83, 0x18, 3) ) + ( tvrx2_tda18272_freq_map_t(666624000, 0x82, 0x18, 3) ) + ( tvrx2_tda18272_freq_map_t(668672000, 0x81, 0x18, 3) ) + ( tvrx2_tda18272_freq_map_t(669696000, 0x80, 0x17, 3) ) + ( tvrx2_tda18272_freq_map_t(671744000, 0x7F, 0x17, 3) ) + ( tvrx2_tda18272_freq_map_t(672768000, 0x7E, 0x17, 3) ) + ( tvrx2_tda18272_freq_map_t(674816000, 0x7D, 0x17, 3) ) + ( tvrx2_tda18272_freq_map_t(675840000, 0x7C, 0x17, 3) ) + ( tvrx2_tda18272_freq_map_t(676864000, 0x7B, 0x17, 3) ) + ( tvrx2_tda18272_freq_map_t(678912000, 0x7A, 0x17, 3) ) + ( tvrx2_tda18272_freq_map_t(679936000, 0x79, 0x17, 3) ) + ( tvrx2_tda18272_freq_map_t(681984000, 0x78, 0x17, 3) ) + ( tvrx2_tda18272_freq_map_t(683008000, 0x77, 0x17, 3) ) + ( tvrx2_tda18272_freq_map_t(685056000, 0x76, 0x17, 3) ) + ( tvrx2_tda18272_freq_map_t(686080000, 0x75, 0x17, 3) ) + ( tvrx2_tda18272_freq_map_t(688128000, 0x74, 0x17, 3) ) + ( tvrx2_tda18272_freq_map_t(689152000, 0x73, 0x17, 3) ) + ( tvrx2_tda18272_freq_map_t(691200000, 0x72, 0x16, 3) ) + ( tvrx2_tda18272_freq_map_t(693248000, 0x71, 0x16, 3) ) + ( tvrx2_tda18272_freq_map_t(694272000, 0x70, 0x16, 3) ) + ( tvrx2_tda18272_freq_map_t(696320000, 0x6F, 0x15, 3) ) + ( tvrx2_tda18272_freq_map_t(697344000, 0x6E, 0x15, 3) ) + ( tvrx2_tda18272_freq_map_t(699392000, 0x6D, 0x15, 3) ) + ( tvrx2_tda18272_freq_map_t(700416000, 0x6C, 0x15, 3) ) + ( tvrx2_tda18272_freq_map_t(702464000, 0x6B, 0x14, 3) ) + ( tvrx2_tda18272_freq_map_t(704512000, 0x6A, 0x14, 3) ) + ( tvrx2_tda18272_freq_map_t(704512000, 0x69, 0x14, 3) ) + ( tvrx2_tda18272_freq_map_t(706560000, 0x68, 0x14, 3) ) + ( tvrx2_tda18272_freq_map_t(707584000, 0x67, 0x13, 3) ) + ( tvrx2_tda18272_freq_map_t(709632000, 0x66, 0x13, 3) ) + ( tvrx2_tda18272_freq_map_t(711680000, 0x65, 0x13, 3) ) + ( tvrx2_tda18272_freq_map_t(712704000, 0x64, 0x13, 3) ) + ( tvrx2_tda18272_freq_map_t(714752000, 0x63, 0x13, 3) ) + ( tvrx2_tda18272_freq_map_t(716800000, 0x62, 0x13, 3) ) + ( tvrx2_tda18272_freq_map_t(717824000, 0x61, 0x13, 3) ) + ( tvrx2_tda18272_freq_map_t(719872000, 0x60, 0x13, 3) ) + ( tvrx2_tda18272_freq_map_t(721920000, 0x5F, 0x12, 3) ) + ( tvrx2_tda18272_freq_map_t(723968000, 0x5E, 0x12, 3) ) + ( tvrx2_tda18272_freq_map_t(724992000, 0x5D, 0x12, 3) ) + ( tvrx2_tda18272_freq_map_t(727040000, 0x5C, 0x12, 3) ) + ( tvrx2_tda18272_freq_map_t(729088000, 0x5B, 0x11, 3) ) + ( tvrx2_tda18272_freq_map_t(731136000, 0x5A, 0x11, 3) ) + ( tvrx2_tda18272_freq_map_t(732160000, 0x59, 0x11, 3) ) + ( tvrx2_tda18272_freq_map_t(734208000, 0x58, 0x11, 3) ) + ( tvrx2_tda18272_freq_map_t(736256000, 0x57, 0x10, 3) ) + ( tvrx2_tda18272_freq_map_t(738304000, 0x56, 0x10, 3) ) + ( tvrx2_tda18272_freq_map_t(740352000, 0x55, 0x10, 3) ) + ( tvrx2_tda18272_freq_map_t(741376000, 0x54, 0x10, 3) ) + ( tvrx2_tda18272_freq_map_t(743424000, 0x53, 0x10, 3) ) + ( tvrx2_tda18272_freq_map_t(745472000, 0x52, 0x0F, 3) ) + ( tvrx2_tda18272_freq_map_t(746496000, 0x51, 0x0F, 3) ) + ( tvrx2_tda18272_freq_map_t(748544000, 0x50, 0x0F, 3) ) + ( tvrx2_tda18272_freq_map_t(750592000, 0x4F, 0x0F, 3) ) + ( tvrx2_tda18272_freq_map_t(752640000, 0x4E, 0x0F, 3) ) + ( tvrx2_tda18272_freq_map_t(753664000, 0x4D, 0x0F, 3) ) + ( tvrx2_tda18272_freq_map_t(755712000, 0x4C, 0x0F, 3) ) + ( tvrx2_tda18272_freq_map_t(757760000, 0x4B, 0x0F, 3) ) + ( tvrx2_tda18272_freq_map_t(759808000, 0x4A, 0x0F, 3) ) + ( tvrx2_tda18272_freq_map_t(761856000, 0x49, 0x0F, 3) ) + ( tvrx2_tda18272_freq_map_t(762880000, 0x49, 0x0F, 3) ) + ( tvrx2_tda18272_freq_map_t(763904000, 0x48, 0x0F, 3) ) + ( tvrx2_tda18272_freq_map_t(765952000, 0x47, 0x0F, 3) ) + ( tvrx2_tda18272_freq_map_t(768000000, 0x46, 0x0F, 3) ) + ( tvrx2_tda18272_freq_map_t(770048000, 0x45, 0x0F, 3) ) + ( tvrx2_tda18272_freq_map_t(772096000, 0x44, 0x0F, 3) ) + ( tvrx2_tda18272_freq_map_t(774144000, 0x43, 0x0F, 3) ) + ( tvrx2_tda18272_freq_map_t(776192000, 0x42, 0x0F, 3) ) + ( tvrx2_tda18272_freq_map_t(778240000, 0x41, 0x0F, 3) ) + ( tvrx2_tda18272_freq_map_t(780288000, 0x40, 0x0F, 3) ) + ( tvrx2_tda18272_freq_map_t(783360000, 0x3F, 0x0F, 3) ) + ( tvrx2_tda18272_freq_map_t(785408000, 0x3E, 0x0F, 3) ) + ( tvrx2_tda18272_freq_map_t(787456000, 0x3D, 0x0F, 3) ) + ( tvrx2_tda18272_freq_map_t(789504000, 0x3C, 0x0F, 3) ) + ( tvrx2_tda18272_freq_map_t(790528000, 0x3B, 0x0F, 3) ) + ( tvrx2_tda18272_freq_map_t(792576000, 0x3A, 0x0F, 3) ) + ( tvrx2_tda18272_freq_map_t(794624000, 0x39, 0x0F, 3) ) + ( tvrx2_tda18272_freq_map_t(797696000, 0x38, 0x0F, 3) ) + ( tvrx2_tda18272_freq_map_t(799744000, 0x37, 0x0F, 3) ) + ( tvrx2_tda18272_freq_map_t(801792000, 0x36, 0x0F, 3) ) + ( tvrx2_tda18272_freq_map_t(803840000, 0x35, 0x0F, 3) ) + ( tvrx2_tda18272_freq_map_t(806912000, 0x34, 0x0F, 3) ) + ( tvrx2_tda18272_freq_map_t(808960000, 0x33, 0x0F, 3) ) + ( tvrx2_tda18272_freq_map_t(809984000, 0x33, 0x0F, 3) ) + ( tvrx2_tda18272_freq_map_t(811008000, 0x32, 0x0F, 3) ) + ( tvrx2_tda18272_freq_map_t(813056000, 0x31, 0x0F, 3) ) + ( tvrx2_tda18272_freq_map_t(816128000, 0x30, 0x0F, 3) ) + ( tvrx2_tda18272_freq_map_t(818176000, 0x2F, 0x0F, 3) ) + ( tvrx2_tda18272_freq_map_t(820224000, 0x2E, 0x0F, 3) ) + ( tvrx2_tda18272_freq_map_t(823296000, 0x2D, 0x0F, 3) ) + ( tvrx2_tda18272_freq_map_t(825344000, 0x2C, 0x0F, 3) ) + ( tvrx2_tda18272_freq_map_t(828416000, 0x2B, 0x0F, 3) ) + ( tvrx2_tda18272_freq_map_t(830464000, 0x2A, 0x0F, 3) ) + ( tvrx2_tda18272_freq_map_t(832512000, 0x29, 0x0F, 3) ) + ( tvrx2_tda18272_freq_map_t(834560000, 0x28, 0x0F, 3) ) + ( tvrx2_tda18272_freq_map_t(836608000, 0x27, 0x0F, 3) ) + ( tvrx2_tda18272_freq_map_t(839680000, 0x26, 0x0F, 3) ) + ( tvrx2_tda18272_freq_map_t(841728000, 0x25, 0x0F, 3) ) + ( tvrx2_tda18272_freq_map_t(844800000, 0x24, 0x0F, 3) ) + ( tvrx2_tda18272_freq_map_t(847872000, 0x23, 0x0F, 3) ) + ( tvrx2_tda18272_freq_map_t(849920000, 0x22, 0x0F, 3) ) + ( tvrx2_tda18272_freq_map_t(852992000, 0x21, 0x0E, 3) ) + ( tvrx2_tda18272_freq_map_t(855040000, 0x20, 0x0E, 3) ) + ( tvrx2_tda18272_freq_map_t(858112000, 0x1F, 0x0E, 3) ) + ( tvrx2_tda18272_freq_map_t(861184000, 0x1E, 0x0E, 3) ) + ( tvrx2_tda18272_freq_map_t(863232000, 0x1D, 0x0E, 3) ) + ( tvrx2_tda18272_freq_map_t(866304000, 0x1C, 0x0E, 3) ) + ( tvrx2_tda18272_freq_map_t(900096000, 0x10, 0x0C, 3) ) + ( tvrx2_tda18272_freq_map_t(929792000, 0x07, 0x0B, 3) ) + ( tvrx2_tda18272_freq_map_t(969728000, 0x00, 0x0A, 3) ) +; + +static const freq_range_t tvrx2_freq_range(42e6, 870e6); + +static const freq_range_t tvrx2_bandwidth_range = list_of + (range_t(1.7e6)) + (range_t(6.0e6)) + (range_t(7.0e6)) + (range_t(8.0e6)) + (range_t(10.0e6)) +; + +static const uhd::dict<std::string, std::string> tvrx2_sd_name_to_antennas = map_list_of + ("RX1", "J100") + ("RX2", "J140") +; + +static const uhd::dict<std::string, std::string> tvrx2_sd_name_to_conn = map_list_of + ("RX1", "Q") + ("RX2", "I") +; + +static const uhd::dict<std::string, boost::uint8_t> tvrx2_sd_name_to_i2c_addr = map_list_of + ("RX1", 0x63) + ("RX2", 0x60) +; + +static const uhd::dict<std::string, boost::uint8_t> tvrx2_sd_name_to_irq_io = map_list_of + ("RX1", (RX1_IRQ)) + ("RX2", (RX2_IRQ)) +; + +static const uhd::dict<std::string, dboard_iface::aux_dac_t> tvrx2_sd_name_to_dac = map_list_of + ("RX1", dboard_iface::AUX_DAC_A) + ("RX2", dboard_iface::AUX_DAC_B) +; + +static const uhd::dict<std::string, gain_range_t> tvrx2_gain_ranges = map_list_of +// ("LNA", gain_range_t(-12, 15, 3)) +// ("RF_FILTER", gain_range_t(-11, -2, 3)) +// ("IR_MIXER", gain_range_t(2, 14, 3)) +// ("LPF", gain_range_t(0, 9, 3)) + ("IF", gain_range_t(0, 30, 0.5)) +; + +/*********************************************************************** + * The TVRX2 dboard class + **********************************************************************/ +class tvrx2 : public rx_dboard_base{ +public: + tvrx2(ctor_args_t args); + ~tvrx2(void); + +private: + double _freq_scalar; + double _lo_freq; + double _if_freq; + double _bandwidth; + uhd::dict<std::string, double> _gains; + tda18272hnm_regs_t _tda18272hnm_regs; + uhd::dict<boost::uint32_t, tvrx2_tda18272_rfcal_result_t> _rfcal_results; + uhd::dict<boost::uint32_t, tvrx2_tda18272_rfcal_coeffs_t> _rfcal_coeffs; + + bool _enabled; + + bool set_enabled(bool); + + double set_lo_freq(double target_freq); + double set_gain(double gain, const std::string &name); + double set_bandwidth(double bandwidth); + + void set_scaled_rf_freq(double rf_freq); + double get_scaled_rf_freq(void); + void set_scaled_if_freq(double if_freq); + double get_scaled_if_freq(void); + void send_reg(boost::uint8_t start_reg, boost::uint8_t stop_reg); + void read_reg(boost::uint8_t start_reg, boost::uint8_t stop_reg); + + freq_range_t get_tda18272_rfcal_result_freq_range(boost::uint32_t result); + void tvrx2_tda18272_init_rfcal(void); + void tvrx2_tda18272_tune_rf_filter(boost::uint32_t uRF); + void soft_calibration(void); + void transition_0(void); + void transition_1(void); + void transition_2(int rf_freq); + void transition_3(void); + void transition_4(int rf_freq); + void wait_irq(void); + void test_rf_filter_robustness(void); + +/*********************************************************************** + * The TVRX2 class helper functions + **********************************************************************/ + /*! + * Is the IRQ set or cleared? + * \return true for set + */ + bool get_irq(void){ + read_reg(0x8, 0x8); + + //return irq status + bool irq = _tda18272hnm_regs.irq_status == tda18272hnm_regs_t::IRQ_STATUS_SET; + + UHD_LOGV(often) << boost::format( + "TVRX2 (%s): IRQ %d" + ) % (get_subdev_name()) % irq << std::endl; + + return irq; + } + + /*! + * In Power-On Reset State? + * Check POR logic for reset state (causes POR to clear) + * \return true for reset + */ + bool get_power_reset(void){ + read_reg(0x5, 0x5); + + //return POR state + bool por = _tda18272hnm_regs.por == tda18272hnm_regs_t::POR_RESET; + + UHD_LOGV(often) << boost::format( + "TVRX2 (%s): POR %d" + ) % (get_subdev_name()) % int(_tda18272hnm_regs.por) << std::endl; + + return por; + } + + /*! + * Get the lock detect status of the LO. + * \return sensor for locked + */ + sensor_value_t get_locked(void){ + read_reg(0x5, 0x5); + + //return lock detect + bool locked = _tda18272hnm_regs.lo_lock == tda18272hnm_regs_t::LO_LOCK_LOCKED; + + UHD_LOGV(often) << boost::format( + "TVRX2 (%s): locked %d" + ) % (get_subdev_name()) % locked << std::endl; + + return sensor_value_t("LO", locked, "locked", "unlocked"); + } + + /*! + * Read the RSSI from the registers + * Read the RSSI from the aux adc + * \return the rssi sensor in dB(m?) FIXME + */ + sensor_value_t get_rssi(void){ + //Launch RSSI calculation with MSM statemachine + _tda18272hnm_regs.set_reg(0x19, 0x80); //set MSM_byte_1 for rssi calculation + _tda18272hnm_regs.set_reg(0x1A, 0x01); //set MSM_byte_2 for launching rssi calculation + + send_reg(0x19, 0x1A); + + wait_irq(); + + //read rssi in dBuV + read_reg(0x7, 0x7); + + //calculate the rssi from the voltage + double rssi_dBuV = 40.0 + double(((110.0 - 40.0)/128.0) * _tda18272hnm_regs.get_reg(0x7)); + double rssi = rssi_dBuV - 107.0; //convert to dBm in 50ohm environment ( -108.8 if 75ohm ) FIXME + + return sensor_value_t("RSSI", rssi, "dBm"); + } + + /*! + * Read the Temperature from the registers + * \return the temp in degC + */ + sensor_value_t get_temp(void){ + //Enable Temperature reading + _tda18272hnm_regs.tm_on = tda18272hnm_regs_t::TM_ON_SENSOR_ON; + send_reg(0x4, 0x4); + + //read temp in degC + read_reg(0x3, 0x3); + + UHD_LOGV(often) << boost::format( + "TVRX2 (%s): Temperature %f C" + ) % (get_subdev_name()) % (double(_tda18272hnm_regs.tm_d)) << std::endl; + + //Disable Temperature reading + _tda18272hnm_regs.tm_on = tda18272hnm_regs_t::TM_ON_SENSOR_OFF; + send_reg(0x4, 0x4); + + return sensor_value_t("TEMP", double(_tda18272hnm_regs.tm_d), "degC"); + } +}; + +/*********************************************************************** + * Register the TVRX2 dboard + **********************************************************************/ +static dboard_base::sptr make_tvrx2(dboard_base::ctor_args_t args){ + return dboard_base::sptr(new tvrx2(args)); +} + +UHD_STATIC_BLOCK(reg_tvrx2_dboard){ + //register the factory function for the rx dbid + dboard_manager::register_dboard(0x0046, &make_tvrx2, "TVRX2", tvrx2_sd_name_to_conn.keys()); +} + +/*********************************************************************** + * Structors + **********************************************************************/ +tvrx2::tvrx2(ctor_args_t args) : rx_dboard_base(args){ + //FIXME for USRP1, we can only support one TVRX2 installed + + _rfcal_results = map_list_of + ( 0, tvrx2_tda18272_rfcal_result_t() ) + ( 1, tvrx2_tda18272_rfcal_result_t() ) + ( 2, tvrx2_tda18272_rfcal_result_t() ) + ( 3, tvrx2_tda18272_rfcal_result_t() ) + ( 4, tvrx2_tda18272_rfcal_result_t() ) + ( 5, tvrx2_tda18272_rfcal_result_t() ) + ( 6, tvrx2_tda18272_rfcal_result_t() ) + ( 7, tvrx2_tda18272_rfcal_result_t() ) + ( 8, tvrx2_tda18272_rfcal_result_t() ) + ( 9, tvrx2_tda18272_rfcal_result_t() ) + ( 10, tvrx2_tda18272_rfcal_result_t() ) + ( 11, tvrx2_tda18272_rfcal_result_t() ) + ; + + _rfcal_coeffs = map_list_of + ( 0, tvrx2_tda18272_rfcal_coeffs_t(0) ) + ( 1, tvrx2_tda18272_rfcal_coeffs_t(1) ) + ( 2, tvrx2_tda18272_rfcal_coeffs_t(3) ) + ( 3, tvrx2_tda18272_rfcal_coeffs_t(4) ) + ( 4, tvrx2_tda18272_rfcal_coeffs_t(6) ) + ( 5, tvrx2_tda18272_rfcal_coeffs_t(7) ) + ( 6, tvrx2_tda18272_rfcal_coeffs_t(9) ) + ( 7, tvrx2_tda18272_rfcal_coeffs_t(10) ) + ; + + //set defaults for LO, gains, and filter bandwidth + _bandwidth = 10e6; + + _if_freq = 12.5e6; + + _enabled = false; + + //send initial register settings + //this->read_reg(0x0, 0x43); + //this->send_reg(0x0, 0x43); + + //send magic xtal_cal_dac setting + send_reg(0x65, 0x65); + + //////////////////////////////////////////////////////////////////// + // Register properties + //////////////////////////////////////////////////////////////////// + this->get_rx_subtree()->create<std::string>("name") + .set(get_rx_id().to_pp_string()); + this->get_rx_subtree()->create<sensor_value_t>("sensors/lo_locked") + .publish(boost::bind(&tvrx2::get_locked, this)); + this->get_rx_subtree()->create<sensor_value_t>("sensors/rssi") + .publish(boost::bind(&tvrx2::get_rssi, this)); + this->get_rx_subtree()->create<sensor_value_t>("sensors/temperature") + .publish(boost::bind(&tvrx2::get_temp, this)); + BOOST_FOREACH(const std::string &name, tvrx2_gain_ranges.keys()){ + this->get_rx_subtree()->create<double>("gains/"+name+"/value") + .coerce(boost::bind(&tvrx2::set_gain, this, _1, name)); + this->get_rx_subtree()->create<meta_range_t>("gains/"+name+"/range") + .set(tvrx2_gain_ranges[name]); + } + this->get_rx_subtree()->create<double>("freq/value") + .coerce(boost::bind(&tvrx2::set_lo_freq, this, _1)); + this->get_rx_subtree()->create<meta_range_t>("freq/range") + .set(tvrx2_freq_range); + this->get_rx_subtree()->create<std::string>("antenna/value") + .set(tvrx2_sd_name_to_antennas[get_subdev_name()]); + this->get_rx_subtree()->create<std::vector<std::string> >("antenna/options") + .set(list_of(tvrx2_sd_name_to_antennas[get_subdev_name()])); + this->get_rx_subtree()->create<std::string>("connection") + .set(tvrx2_sd_name_to_conn[get_subdev_name()]); + this->get_rx_subtree()->create<bool>("enabled") + .coerce(boost::bind(&tvrx2::set_enabled, this, _1)) + .set(_enabled); + this->get_rx_subtree()->create<bool>("use_lo_offset") + .set(false); + this->get_rx_subtree()->create<double>("bandwidth/value") + .coerce(boost::bind(&tvrx2::set_bandwidth, this, _1)) + .set(_bandwidth); + this->get_rx_subtree()->create<meta_range_t>("bandwidth/range") + .set(tvrx2_bandwidth_range); + + //set the gpio directions and atr controls (identically) + this->get_iface()->set_pin_ctrl(dboard_iface::UNIT_RX, 0); // All unused in atr + this->get_iface()->set_gpio_ddr(dboard_iface::UNIT_RX, OUTPUT_MASK); // Set outputs + + //configure ref_clock + double ref_clock = this->get_iface()->get_clock_rate(dboard_iface::UNIT_RX); + + if (ref_clock == 64.0e6) { + this->get_iface()->set_gpio_out(dboard_iface::UNIT_RX, REFCLOCK_DIV4); + + UHD_LOGV(often) << boost::format( + "TVRX2 (%s): Dividing Refclock by 4" + ) % (get_subdev_name()) << std::endl; + + _freq_scalar = (4*16.0e6)/(this->get_iface()->get_clock_rate(dboard_iface::UNIT_RX)); + } else if (ref_clock == 100e6) { + this->get_iface()->set_gpio_out(dboard_iface::UNIT_RX, REFCLOCK_DIV6); + + UHD_LOGV(often) << boost::format( + "TVRX2 (%s): Dividing Refclock by 6" + ) % (get_subdev_name()) << std::endl; + + _freq_scalar = (6*16.0e6)/this->get_iface()->get_clock_rate(dboard_iface::UNIT_RX); + } else { + this->get_iface()->set_gpio_out(dboard_iface::UNIT_RX, REFCLOCK_DIV6); + UHD_MSG(warning) << boost::format("Unsupported ref_clock %0.2f, valid options 64e6 and 100e6") % ref_clock << std::endl; + _freq_scalar = 1.0; + } + + //enable only the clocks we need + this->get_iface()->set_clock_enabled(dboard_iface::UNIT_RX, true); + + UHD_LOGV(often) << boost::format( + "TVRX2 (%s): Refclock %f Hz, scalar = %f" + ) % (get_subdev_name()) % (this->get_iface()->get_clock_rate(dboard_iface::UNIT_RX)) % _freq_scalar << std::endl; + + _tda18272hnm_regs.irq_polarity = tda18272hnm_regs_t::IRQ_POLARITY_RAISED_VCC; + _tda18272hnm_regs.irq_clear = tda18272hnm_regs_t::IRQ_CLEAR_TRUE; + send_reg(0x37, 0x37); + send_reg(0xA, 0xA); + + send_reg(0x31, 0x31); //N_CP_Current + send_reg(0x36, 0x36); //RSSI_Clock + send_reg(0x24, 0x25); //AGC1_Do_step + send_reg(0x2C, 0x2C); //AGC1_Do_step + send_reg(0x2E, 0x2E); //AGC2_Do_step + send_reg(0x0E, 0x0E); //AGCs_Up_step_assym + send_reg(0x11, 0x11); //AGCs_Do_step_assym + + //intialize i2c + //soft_calibration(); + //tvrx2_tda18272_init_rfcal(); + transition_0(); +} + +bool tvrx2::set_enabled(bool enable){ + if (enable == _enabled) return _enabled; + + if (enable and not _enabled){ + //setup tuner parameters + transition_1(); + + transition_2(int(tvrx2_freq_range.start())); + + test_rf_filter_robustness(); + + BOOST_FOREACH(const std::string &name, tvrx2_gain_ranges.keys()){ + this->get_rx_subtree()->access<double>("gains/"+name+"/value") + .set(tvrx2_gain_ranges[name].start()); + } + + this->get_rx_subtree()->access<double>("bandwidth/value") + .set(_bandwidth); // default bandwidth from datasheet + + //transition_2 equivalent + this->get_rx_subtree()->access<double>("freq/value") + .set(tvrx2_freq_range.start()); + + //enter standby mode + transition_3(); + _enabled = true; + + } else { + //enter standby mode + transition_3(); + _enabled = false; + } + + return _enabled; +} + +tvrx2::~tvrx2(void){ + UHD_LOGV(often) << boost::format( + "TVRX2 (%s): Called Destructor" + ) % (get_subdev_name()) << std::endl; + UHD_SAFE_CALL(if (_enabled) set_enabled(false);) +} + + +/*********************************************************************** + * TDA18272 Register IO Functions + **********************************************************************/ +void tvrx2::set_scaled_rf_freq(double rf_freq){ + _tda18272hnm_regs.set_rf_freq(_freq_scalar*rf_freq/1e3); +} + +double tvrx2::get_scaled_rf_freq(void){ + return _tda18272hnm_regs.get_rf_freq()*1e3/_freq_scalar; +} + +void tvrx2::set_scaled_if_freq(double if_freq){ + _tda18272hnm_regs.if_freq = int(_freq_scalar*if_freq/(50e3)); //max 12.8MHz?? +} + +double tvrx2::get_scaled_if_freq(void){ + return _tda18272hnm_regs.if_freq*50e3/_freq_scalar; +} + +void tvrx2::send_reg(boost::uint8_t start_reg, boost::uint8_t stop_reg){ + start_reg = boost::uint8_t(uhd::clip(int(start_reg), 0x0, 0x43)); + stop_reg = boost::uint8_t(uhd::clip(int(stop_reg), 0x0, 0x43)); + + for(boost::uint8_t start_addr=start_reg; start_addr <= stop_reg; start_addr += sizeof(boost::uint32_t) - 1){ + int num_bytes = int(stop_reg - start_addr + 1) > int(sizeof(boost::uint32_t)) - 1 ? sizeof(boost::uint32_t) - 1 : stop_reg - start_addr + 1; + + //create buffer for register data (+1 for start address) + byte_vector_t regs_vector(num_bytes + 1); + + //first byte is the address of first register + regs_vector[0] = start_addr; + + //get the register data + for(int i=0; i<num_bytes; i++){ + regs_vector[1+i] = _tda18272hnm_regs.get_reg(start_addr+i); + UHD_LOGV(often) << boost::format( + "TVRX2 (%s, 0x%02x): send reg 0x%02x, value 0x%04x, start_addr = 0x%04x, num_bytes %d" + ) % (get_subdev_name()) % int(tvrx2_sd_name_to_i2c_addr[get_subdev_name()]) % int(start_addr+i) % int(regs_vector[1+i]) % int(start_addr) % num_bytes << std::endl; + } + + //send the data + this->get_iface()->write_i2c( + tvrx2_sd_name_to_i2c_addr[get_subdev_name()], regs_vector + ); + } +} + +void tvrx2::read_reg(boost::uint8_t start_reg, boost::uint8_t stop_reg){ + static const boost::uint8_t status_addr = 0x0; + start_reg = boost::uint8_t(uhd::clip(int(start_reg), 0x0, 0x43)); + stop_reg = boost::uint8_t(uhd::clip(int(stop_reg), 0x0, 0x43)); + + for(boost::uint8_t start_addr=start_reg; start_addr <= stop_reg; start_addr += sizeof(boost::uint32_t)){ + int num_bytes = int(stop_reg - start_addr + 1) > int(sizeof(boost::uint32_t)) ? sizeof(boost::uint32_t) : stop_reg - start_addr + 1; + + //create buffer for starting address + byte_vector_t start_address_vector(1); + + //first byte is the address of first register + start_address_vector[0] = start_addr; + + //send the start address + this->get_iface()->write_i2c( + tvrx2_sd_name_to_i2c_addr[get_subdev_name()], start_address_vector + ); + + //create buffer for register data + byte_vector_t regs_vector(num_bytes); + + //read from i2c + regs_vector = this->get_iface()->read_i2c( + tvrx2_sd_name_to_i2c_addr[get_subdev_name()], num_bytes + ); + + for(boost::uint8_t i=0; i < num_bytes; i++){ + if (i + start_addr >= status_addr){ + _tda18272hnm_regs.set_reg(i + start_addr, regs_vector[i]); + } + UHD_LOGV(often) << boost::format( + "TVRX2 (%s, 0x%02x): read reg 0x%02x, value 0x%04x, start_addr = 0x%04x, num_bytes %d" + ) % (get_subdev_name()) % int(tvrx2_sd_name_to_i2c_addr[get_subdev_name()]) % int(start_addr+i) % int(regs_vector[i]) % int(start_addr) % num_bytes << std::endl; + } + } +} + + +/*********************************************************************** + * TDA18272 Calibration Functions + **********************************************************************/ +freq_range_t tvrx2::get_tda18272_rfcal_result_freq_range(boost::uint32_t result) +{ + + uhd::dict<boost::uint32_t, freq_range_t> result_to_cal_freq_ranges_map = map_list_of + ( 0, freq_range_t( + (double) tvrx2_tda18272_cal_map[0].cal_freq[_tda18272hnm_regs.rfcal_freq0] * _freq_scalar, + (double) tvrx2_tda18272_cal_map[1].cal_freq[_tda18272hnm_regs.rfcal_freq1] * _freq_scalar + ) ) + ( 1, freq_range_t( + (double) tvrx2_tda18272_cal_map[1].cal_freq[_tda18272hnm_regs.rfcal_freq1] * _freq_scalar, + (double) tvrx2_tda18272_cal_map[2].cal_freq[_tda18272hnm_regs.rfcal_freq2] * _freq_scalar + ) ) + ( 2, freq_range_t( + (double) tvrx2_tda18272_cal_map[2].cal_freq[_tda18272hnm_regs.rfcal_freq2] * _freq_scalar, + (double) tvrx2_tda18272_cal_map[3].cal_freq[_tda18272hnm_regs.rfcal_freq3] * _freq_scalar + ) ) + ( 3, freq_range_t( + (double) tvrx2_tda18272_cal_map[3].cal_freq[_tda18272hnm_regs.rfcal_freq3] * _freq_scalar, + (double) tvrx2_tda18272_cal_map[4].cal_freq[_tda18272hnm_regs.rfcal_freq4] * _freq_scalar + ) ) + ( 4, freq_range_t( + (double) tvrx2_tda18272_cal_map[4].cal_freq[_tda18272hnm_regs.rfcal_freq4] * _freq_scalar, + (double) tvrx2_tda18272_cal_map[5].cal_freq[_tda18272hnm_regs.rfcal_freq5] * _freq_scalar + ) ) + ( 5, freq_range_t( + (double) tvrx2_tda18272_cal_map[5].cal_freq[_tda18272hnm_regs.rfcal_freq5] * _freq_scalar, + (double) tvrx2_tda18272_cal_map[6].cal_freq[_tda18272hnm_regs.rfcal_freq6] * _freq_scalar + ) ) + ( 6, freq_range_t( + (double) tvrx2_tda18272_cal_map[6].cal_freq[_tda18272hnm_regs.rfcal_freq6] * _freq_scalar, + (double) tvrx2_tda18272_cal_map[7].cal_freq[_tda18272hnm_regs.rfcal_freq7] * _freq_scalar + ) ) + ( 7, freq_range_t( + (double) tvrx2_tda18272_cal_map[7].cal_freq[_tda18272hnm_regs.rfcal_freq7] * _freq_scalar, + (double) tvrx2_tda18272_cal_map[8].cal_freq[_tda18272hnm_regs.rfcal_freq8] * _freq_scalar + ) ) + ( 8, freq_range_t( + (double) tvrx2_tda18272_cal_map[8].cal_freq[_tda18272hnm_regs.rfcal_freq8] * _freq_scalar, + (double) tvrx2_tda18272_cal_map[9].cal_freq[_tda18272hnm_regs.rfcal_freq9] * _freq_scalar + ) ) + ( 9, freq_range_t( + (double) tvrx2_tda18272_cal_map[9].cal_freq[_tda18272hnm_regs.rfcal_freq9] * _freq_scalar, + (double) tvrx2_tda18272_cal_map[10].cal_freq[_tda18272hnm_regs.rfcal_freq10] * _freq_scalar + ) ) + (10, freq_range_t( + (double) tvrx2_tda18272_cal_map[10].cal_freq[_tda18272hnm_regs.rfcal_freq10] * _freq_scalar, + (double) tvrx2_tda18272_cal_map[11].cal_freq[_tda18272hnm_regs.rfcal_freq11] * _freq_scalar + ) ) + ; + + if (result < 11) + return result_to_cal_freq_ranges_map[result]; + else + return freq_range_t(0.0, 0.0); +} + + +/* + * Initialize the RF Filter calibration maps after hardware init + */ +void tvrx2::tvrx2_tda18272_init_rfcal(void) +{ + + /* read byte 0x38-0x43 */ + read_reg(0x38, 0x43); + + uhd::dict<boost::uint32_t, boost::uint8_t> result_to_cal_regs = map_list_of + ( 0, _tda18272hnm_regs.rfcal_log_1) + ( 1, _tda18272hnm_regs.rfcal_log_2) + ( 2, _tda18272hnm_regs.rfcal_log_3) + ( 3, _tda18272hnm_regs.rfcal_log_4) + ( 4, _tda18272hnm_regs.rfcal_log_5) + ( 5, _tda18272hnm_regs.rfcal_log_6) + ( 6, _tda18272hnm_regs.rfcal_log_7) + ( 7, _tda18272hnm_regs.rfcal_log_8) + ( 8, _tda18272hnm_regs.rfcal_log_9) + ( 9, _tda18272hnm_regs.rfcal_log_10) + (10, _tda18272hnm_regs.rfcal_log_11) + (11, _tda18272hnm_regs.rfcal_log_12) + ; + + + // Loop through rfcal_log_* registers, initialize _rfcal_results + BOOST_FOREACH(const boost::uint32_t &result, result_to_cal_regs.keys()) + _rfcal_results[result].delta_c = result_to_cal_regs[result] > 63 ? result_to_cal_regs[result] - 128 : result_to_cal_regs[result]; + + /* read byte 0x26-0x2B */ + read_reg(0x26, 0x2B); + + // Loop through rfcal_byte_* registers, initialize _rfcal_coeffs + BOOST_FOREACH(const boost::uint32_t &subband, _rfcal_coeffs.keys()) + { + freq_range_t subband_freqs; + + boost::uint32_t result = _rfcal_coeffs[subband].cal_number; + + subband_freqs = get_tda18272_rfcal_result_freq_range(result); + + _rfcal_coeffs[subband].RF_B1 = _rfcal_results[result].delta_c + tvrx2_tda18272_cal_map[result].c_offset[_rfcal_results[result].c_offset]; + + boost::uint32_t quotient = (((_rfcal_results[result+1].delta_c + tvrx2_tda18272_cal_map[result+1].c_offset[_rfcal_results[result].c_offset]) + - (_rfcal_results[result].delta_c + tvrx2_tda18272_cal_map[result].c_offset[_rfcal_results[result].c_offset])) * 1000000); + + boost::uint32_t divisor = ((boost::int32_t)(subband_freqs.stop() - subband_freqs.start())/1000); + + _rfcal_coeffs[subband].RF_A1 = quotient / divisor; + + } + +} + +/* + * Apply calibration coefficients to RF Filter tuning + */ +void tvrx2::tvrx2_tda18272_tune_rf_filter(boost::uint32_t uRF) +{ + boost::uint32_t uCounter = 0; + boost::uint8_t cal_result = 0; + boost::uint32_t uRFCal0 = 0; + boost::uint32_t uRFCal1 = 0; + boost::uint8_t subband = 0; + boost::int32_t cProg = 0; + boost::uint8_t gain_taper = 0; + boost::uint8_t RFBand = 0; + boost::int32_t RF_A1 = 0; + boost::int32_t RF_B1 = 0; + freq_range_t subband_freqs; + + /* read byte 0x26-0x2B */ + read_reg(0x26, 0x2B); + + subband_freqs = get_tda18272_rfcal_result_freq_range(1); + uRFCal0 = subband_freqs.start(); + subband_freqs = get_tda18272_rfcal_result_freq_range(4); + uRFCal1 = subband_freqs.start(); + + if(uRF < uRFCal0) + subband = 0; + else if(uRF < 145700000) + subband = 1; + else if(uRF < uRFCal1) + subband = 2; + else if(uRF < 367400000) + subband = 3; + else + { + subband_freqs = get_tda18272_rfcal_result_freq_range(7); + uRFCal0 = subband_freqs.start(); + subband_freqs = get_tda18272_rfcal_result_freq_range(10); + uRFCal1 = subband_freqs.start(); + + if(uRF < uRFCal0) + subband = 4; + else if(uRF < 625000000) + subband = 5; + else if(uRF < uRFCal1) + subband = 6; + else + subband = 7; + } + + cal_result = _rfcal_coeffs[subband].cal_number; + subband_freqs = get_tda18272_rfcal_result_freq_range(cal_result); + uRFCal0 = subband_freqs.start(); + + RF_A1 = _rfcal_coeffs[subband].RF_A1; + RF_B1 = _rfcal_coeffs[subband].RF_B1; + + uCounter = 0; + do uCounter ++; + while (uRF >= tvrx2_tda18272_freq_map[uCounter].rf_max && uCounter < TVRX2_TDA18272_FREQ_MAP_ENTRIES); + + cProg = tvrx2_tda18272_freq_map[uCounter - 1].c_prog; + gain_taper = tvrx2_tda18272_freq_map[uCounter - 1].gain_taper; + RFBand = tvrx2_tda18272_freq_map[uCounter - 1].rf_band; + + cProg = (boost::int32_t)(cProg + RF_B1 + (RF_A1*((boost::int32_t)(uRF - uRFCal0)/1000))/1000000); + + if(cProg>255) cProg = 255; + if(cProg<0) cProg = 0; + + _tda18272hnm_regs.rf_filter_bypass = 1; + _tda18272hnm_regs.rf_filter_cap = (boost::uint8_t) cProg; + _tda18272hnm_regs.gain_taper = gain_taper; + _tda18272hnm_regs.rf_filter_band = RFBand; + + UHD_LOGV(often) << boost::format( + "\nTVRX2 (%s): Software Calibration:\n" + "\tRF Filter Bypass = %d\n" + "\tRF Filter Cap = %d\n" + "\tRF Filter Band = %d\n" + "\tGain Taper = %d\n") + % (get_subdev_name()) + % int(_tda18272hnm_regs.rf_filter_bypass) + % int(_tda18272hnm_regs.rf_filter_cap) + % int(_tda18272hnm_regs.rf_filter_band) + % int(_tda18272hnm_regs.gain_taper) + << std::endl; + + send_reg(0x2c, 0x2f); +} + +void tvrx2::soft_calibration(void){ + UHD_LOGV(often) << boost::format( + "\nTVRX2 (%s): Software Calibration: Initialize Tuner, Calibrate and Standby\n") % (get_subdev_name()) << std::endl; + + _tda18272hnm_regs.sm = tda18272hnm_regs_t::SM_NORMAL; + _tda18272hnm_regs.sm_lna = tda18272hnm_regs_t::SM_LNA_ON; + _tda18272hnm_regs.sm_pll = tda18272hnm_regs_t::SM_PLL_ON; + + send_reg(0x6, 0x6); + read_reg(0x6, 0x6); + + read_reg(0x19, 0x1A); + read_reg(0x26, 0x2B); + + _tda18272hnm_regs.rfcal_freq0 = 0x2; + _tda18272hnm_regs.rfcal_freq1 = 0x2; + _tda18272hnm_regs.rfcal_freq2 = 0x2; + _tda18272hnm_regs.rfcal_freq3 = 0x2; + _tda18272hnm_regs.rfcal_freq4 = 0x2; + _tda18272hnm_regs.rfcal_freq5 = 0x2; + _tda18272hnm_regs.rfcal_freq6 = 0x2; + _tda18272hnm_regs.rfcal_freq7 = 0x2; + _tda18272hnm_regs.rfcal_freq8 = 0x2; + _tda18272hnm_regs.rfcal_freq9 = 0x2; + _tda18272hnm_regs.rfcal_freq10 = 0x2; + _tda18272hnm_regs.rfcal_freq11 = 0x2; + + send_reg(0x26, 0x2B); + + _tda18272hnm_regs.set_reg(0x19, 0x3B); //set MSM_byte_1 for calibration per datasheet + _tda18272hnm_regs.set_reg(0x1A, 0x01); //set MSM_byte_2 for launching calibration + + send_reg(0x19, 0x1A); + + wait_irq(); + + send_reg(0x1D, 0x1D); //Fmax_LO + send_reg(0x0C, 0x0C); //LT_Enable + send_reg(0x1B, 0x1B); //PSM_AGC1 + send_reg(0x0C, 0x0C); //AGC1_6_15dB + + //set spread spectrum for clock + //FIXME: NXP turns clock spread on and off + // based on where clock spurs would be relative to RF frequency + // we should do this also + _tda18272hnm_regs.digital_clock = tda18272hnm_regs_t::DIGITAL_CLOCK_SPREAD_OFF; + if (get_subdev_name() == "RX1") + //_tda18272hnm_regs.xtout = tda18272hnm_regs_t::XTOUT_NO; + _tda18272hnm_regs.xtout = tda18272hnm_regs_t::XTOUT_16MHZ; + else + //_tda18272hnm_regs.xtout = tda18272hnm_regs_t::XTOUT_NO; + _tda18272hnm_regs.xtout = tda18272hnm_regs_t::XTOUT_16MHZ; + + send_reg(0x14, 0x14); + + _tda18272hnm_regs.set_reg(0x36, 0x0E); //sets clock mode + send_reg(0x36, 0x36); + + //go to standby mode + _tda18272hnm_regs.sm = tda18272hnm_regs_t::SM_STANDBY; + send_reg(0x6, 0x6); +} + +void tvrx2::test_rf_filter_robustness(void){ + typedef uhd::dict<std::string, std::string> tvrx2_filter_ratings_t; + typedef uhd::dict<std::string, double> tvrx2_filter_margins_t; + + tvrx2_filter_margins_t _filter_margins; + tvrx2_filter_ratings_t _filter_ratings; + + read_reg(0x38, 0x43); + + uhd::dict<std::string, boost::uint8_t> filter_cal_regs = map_list_of + ("VHFLow_0", 0x38) + ("VHFLow_1", 0x3a) + ("VHFHigh_0", 0x3b) + ("VHFHigh_1", 0x3d) + ("UHFLow_0", 0x3e) + ("UHFLow_1", 0x40) + ("UHFHigh_0", 0x41) + ("UHFHigh_1", 0x43) + ; + + BOOST_FOREACH(const std::string &name, filter_cal_regs.keys()){ + boost::uint8_t cal_result = _tda18272hnm_regs.get_reg(filter_cal_regs[name]); + if (cal_result & 0x80) { + _filter_ratings.set(name, "E"); + _filter_margins.set(name, 0.0); + } + else { + double partial; + + if (name == "VHFLow_0") + partial = 100 * (45 - 39.8225 * (1 + (0.31 * (cal_result < 64 ? cal_result : cal_result - 128)) / 1.0 / 100.0)) / 45.0; + + else if (name == "VHFLow_1") + partial = 100 * (152.1828 * (1 + (1.53 * (cal_result < 64 ? cal_result : cal_result - 128)) / 1.0 / 100.0) - (144.896 - 6)) / (144.896 - 6); + + else if (name == "VHFHigh_0") + partial = 100 * ((144.896 + 6) - 135.4063 * (1 + (0.27 * (cal_result < 64 ? cal_result : cal_result - 128)) / 1.0 / 100.0)) / (144.896 + 6); + + else if (name == "VHFHigh_1") + partial = 100 * (383.1455 * (1 + (0.91 * (cal_result < 64 ? cal_result : cal_result - 128)) / 1.0 / 100.0) - (367.104 - 8)) / (367.104 - 8); + + else if (name == "UHFLow_0") + partial = 100 * ((367.104 + 8) - 342.6224 * (1 + (0.21 * (cal_result < 64 ? cal_result : cal_result - 128)) / 1.0 / 100.0)) / (367.104 + 8); + + else if (name == "UHFLow_1") + partial = 100 * (662.5595 * (1 + (0.33 * (cal_result < 64 ? cal_result : cal_result - 128)) / 1.0 / 100.0) - (624.128 - 2)) / (624.128 - 2); + + else if (name == "UHFHigh_0") + partial = 100 * ((624.128 + 2) - 508.2747 * (1 + (0.23 * (cal_result < 64 ? cal_result : cal_result - 128)) / 1.0 / 100.0)) / (624.128 + 2); + + else if (name == "UHFHigh_1") + partial = 100 * (947.8913 * (1 + (0.3 * (cal_result < 64 ? cal_result : cal_result - 128)) / 1.0 / 100.0) - (866 - 14)) / (866 - 14); + + else + UHD_THROW_INVALID_CODE_PATH(); + + _filter_margins.set(name, 0.0024 * partial * partial * partial - 0.101 * partial * partial + 1.629 * partial + 1.8266); + _filter_ratings.set(name, _filter_margins[name] >= 0.0 ? "H" : "L"); + } + } + + std::stringstream robustness_message; + robustness_message << boost::format("TVRX2 (%s): RF Filter Robustness Results:") % (get_subdev_name()) << std::endl; + BOOST_FOREACH(const std::string &name, uhd::sorted(_filter_ratings.keys())){ + robustness_message << boost::format("\t%s:\tMargin = %0.2f,\tRobustness = %c") % name % (_filter_margins[name]) % (_filter_ratings[name]) << std::endl; + } + + UHD_LOGV(often) << robustness_message.str(); +} + +/*********************************************************************** + * TDA18272 State Functions + **********************************************************************/ +void tvrx2::transition_0(void){ + //Transition 0: Initialize Tuner and place in standby + UHD_LOGV(often) << boost::format( + "\nTVRX2 (%s): Transistion 0: Initialize Tuner, Calibrate and Standby\n") % (get_subdev_name()) << std::endl; + + //Check for Power-On Reset, if reset, initialze tuner + if (get_power_reset()) { + _tda18272hnm_regs.sm = tda18272hnm_regs_t::SM_NORMAL; + _tda18272hnm_regs.sm_lna = tda18272hnm_regs_t::SM_LNA_ON; + _tda18272hnm_regs.sm_pll = tda18272hnm_regs_t::SM_PLL_ON; + + send_reg(0x6, 0x6); + read_reg(0x6, 0x6); + + read_reg(0x19, 0x1A); + + _tda18272hnm_regs.set_reg(0x19, 0x3B); //set MSM_byte_1 for calibration per datasheet + _tda18272hnm_regs.set_reg(0x1A, 0x01); //set MSM_byte_2 for launching calibration + + send_reg(0x19, 0x1A); + + wait_irq(); + } + + //send magic xtal_cal_dac setting + send_reg(0x65, 0x65); + + send_reg(0x1D, 0x1D); //Fmax_LO + send_reg(0x0C, 0x0C); //LT_Enable + send_reg(0x1B, 0x1B); //PSM_AGC1 + send_reg(0x0C, 0x0C); //AGC1_6_15dB + + //set spread spectrum for clock + //FIXME: NXP turns clock spread on and off + // based on where clock spurs would be relative to RF frequency + // we should do this also + _tda18272hnm_regs.digital_clock = tda18272hnm_regs_t::DIGITAL_CLOCK_SPREAD_OFF; + if (get_subdev_name() == "RX1") + //_tda18272hnm_regs.xtout = tda18272hnm_regs_t::XTOUT_NO; + _tda18272hnm_regs.xtout = tda18272hnm_regs_t::XTOUT_16MHZ; + else + //_tda18272hnm_regs.xtout = tda18272hnm_regs_t::XTOUT_NO; + _tda18272hnm_regs.xtout = tda18272hnm_regs_t::XTOUT_16MHZ; + + send_reg(0x14, 0x14); + + _tda18272hnm_regs.set_reg(0x36, 0x0E); //sets clock mode + send_reg(0x36, 0x36); + + //go to standby mode + _tda18272hnm_regs.sm = tda18272hnm_regs_t::SM_STANDBY; + send_reg(0x6, 0x6); +} + +void tvrx2::transition_1(void){ + //Transition 1: Select TV Standard + UHD_LOGV(often) << boost::format( + "\nTVRX2 (%s): Transistion 1: Select TV Standard\n") % (get_subdev_name()) << std::endl; + + //send magic xtal_cal_dac setting + send_reg(0x65, 0x65); + + //Choose IF Byte 1 Setting + //_tda18272hnm_regs.if_hp_fc = tda18272hnm_regs_t::IF_HP_FC_0_4MHZ; + //_tda18272hnm_regs.if_notch = tda18272hnm_regs_t::IF_NOTCH_OFF; + //_tda18272hnm_regs.lp_fc_offset = tda18272hnm_regs_t::LP_FC_OFFSET_0_PERCENT; + //_tda18272hnm_regs.lp_fc = tda18272hnm_regs_t::LP_FC_10_0MHZ; + //send_reg(0x13, 0x13); + + //Choose IR Mixer Byte 2 Setting + //_tda18272hnm_regs.hi_pass = tda18272hnm_regs_t::HI_PASS_DISABLE; + //_tda18272hnm_regs.dc_notch = tda18272hnm_regs_t::DC_NOTCH_OFF; + send_reg(0x23, 0x23); + + //Set AGC TOP Bytes + send_reg(0x0C, 0x13); + + //Set PSM Byt1 + send_reg(0x1B, 0x1B); + + //Choose IF Frequency, setting is 50KHz steps + set_scaled_if_freq(_if_freq); + send_reg(0x15, 0x15); +} + +void tvrx2::transition_2(int rf_freq){ + //Transition 2: Select RF Frequency after changing TV Standard + UHD_LOGV(often) << boost::format( + "\nTVRX2 (%s): Transistion 2: Select RF Frequency after changing TV Standard\n") % (get_subdev_name()) << std::endl; + + //send magic xtal_cal_dac setting + send_reg(0x65, 0x65); + + //Wake up from Standby + _tda18272hnm_regs.sm = tda18272hnm_regs_t::SM_NORMAL; + _tda18272hnm_regs.sm_lna = tda18272hnm_regs_t::SM_LNA_ON; + _tda18272hnm_regs.sm_pll = tda18272hnm_regs_t::SM_PLL_ON; + + send_reg(0x6, 0x6); + + //Set Clock Mode + _tda18272hnm_regs.set_reg(0x36, 0x00); + send_reg(0x36, 0x36); + + //Set desired RF Frequency + set_scaled_rf_freq(rf_freq); + send_reg(0x16, 0x18); + + //Lock PLL and tune RF Filters + _tda18272hnm_regs.set_reg(0x19, 0x41); //set MSM_byte_1 for RF Filters Tuning, PLL Locking + _tda18272hnm_regs.set_reg(0x1A, 0x01); //set MSM_byte_2 for launching calibration + + send_reg(0x19, 0x1A); + + wait_irq(); + + tvrx2_tda18272_tune_rf_filter(rf_freq); + + ////LO Lock state in Reg 0x5 LSB + //read_reg(0x6, 0x6); + +} + +void tvrx2::transition_3(void){ + //Transition 3: Standby Mode + UHD_LOGV(often) << boost::format( + "\nTVRX2 (%s): Transistion 3: Standby Mode\n") % (get_subdev_name()) << std::endl; + + //send magic xtal_cal_dac setting + send_reg(0x65, 0x65); + + //Set clock mode + _tda18272hnm_regs.set_reg(0x36, 0x0E); + send_reg(0x36, 0x36); + + //go to standby mode + _tda18272hnm_regs.sm = tda18272hnm_regs_t::SM_STANDBY; + _tda18272hnm_regs.sm_lna = tda18272hnm_regs_t::SM_LNA_OFF; + _tda18272hnm_regs.sm_pll = tda18272hnm_regs_t::SM_PLL_OFF; + send_reg(0x6, 0x6); +} + +void tvrx2::transition_4(int rf_freq){ + //Transition 4: Change RF Frequency without changing TV Standard + UHD_LOGV(often) << boost::format( + "\nTVRX2 (%s): Transistion 4: Change RF Frequency without changing TV Standard\n") % (get_subdev_name()) << std::endl; + + //send magic xtal_cal_dac setting + send_reg(0x65, 0x65); + + //Set desired RF Frequency + set_scaled_rf_freq(rf_freq); + send_reg(0x16, 0x18); + + //Lock PLL and tune RF Filters + _tda18272hnm_regs.set_reg(0x19, 0x41); //set MSM_byte_1 for RF Filters Tuning, PLL Locking + _tda18272hnm_regs.set_reg(0x1A, 0x01); //set MSM_byte_2 for launching calibration + + send_reg(0x19, 0x1A); + + wait_irq(); + + tvrx2_tda18272_tune_rf_filter(rf_freq); + + ////LO Lock state in Reg 0x5 LSB + //read_reg(0x5, 0x6); + +} + +void tvrx2::wait_irq(void){ + int timeout = 20; //irq waiting timeout in milliseconds + //int irq = (this->get_iface()->read_gpio(dboard_iface::UNIT_RX) & int(tvrx2_sd_name_to_irq_io[get_subdev_name()])); + bool irq = get_irq(); + UHD_LOGV(often) << boost::format( + "\nTVRX2 (%s): Waiting on IRQ, subdev = %d, mask = 0x%x, Status: 0x%x\n") % (get_subdev_name()) % get_subdev_name() % (int(tvrx2_sd_name_to_irq_io[get_subdev_name()])) % irq << std::endl; + + while (not irq and timeout > 0) { + //irq = (this->get_iface()->read_gpio(dboard_iface::UNIT_RX) & tvrx2_sd_name_to_irq_io[get_subdev_name()]); + irq = get_irq(); + boost::this_thread::sleep(boost::posix_time::milliseconds(10)); + timeout -= 1; + } + + UHD_LOGV(often) << boost::format( + "\nTVRX2 (%s): IRQ Raised, subdev = %d, mask = 0x%x, Status: 0x%x, Timeout: %d\n") % (get_subdev_name()) % get_subdev_name() % (int(tvrx2_sd_name_to_irq_io[get_subdev_name()])) % irq % timeout << std::endl; + + read_reg(0xA, 0xB); + //UHD_ASSERT_THROW(timeout > 0); + if(timeout <= 0) UHD_MSG(warning) << boost::format( + "\nTVRX2 (%s): Timeout waiting on IRQ\n") % (get_subdev_name()) << std::endl; + + _tda18272hnm_regs.irq_clear = tda18272hnm_regs_t::IRQ_CLEAR_TRUE; + send_reg(0xA, 0xA); + read_reg(0xA, 0xB); + + irq = (this->get_iface()->read_gpio(dboard_iface::UNIT_RX) & tvrx2_sd_name_to_irq_io[get_subdev_name()]); + + UHD_LOGV(often) << boost::format( + "\nTVRX2 (%s): Cleared IRQ, subdev = %d, mask = 0x%x, Status: 0x%x\n") % (get_subdev_name()) % get_subdev_name() % (int(tvrx2_sd_name_to_irq_io[get_subdev_name()])) % irq << std::endl; +} + + + +/*********************************************************************** + * Tuning + **********************************************************************/ +double tvrx2::set_lo_freq(double target_freq){ + //target_freq = std::clip(target_freq, tvrx2_freq_range.min, tvrx2_freq_range.max); + + read_reg(0x6, 0x6); + + if (_tda18272hnm_regs.sm == tda18272hnm_regs_t::SM_STANDBY) { + transition_2(int(target_freq + _bandwidth/2 - get_scaled_if_freq())); + } else { + transition_4(int(target_freq + _bandwidth/2 - get_scaled_if_freq())); + } + read_reg(0x16, 0x18); + + //compute actual tuned frequency + _lo_freq = get_scaled_rf_freq() + get_scaled_if_freq(); // - _bandwidth/2; + + //debug output of calculated variables + UHD_LOGV(often) << boost::format( + "\nTVRX2 (%s): LO Frequency\n" + "\tRequested: \t%f\n" + "\tComputed: \t%f\n" + "\tReadback: \t%f\n" + "\tIF Frequency: \t%f\n") % (get_subdev_name()) % target_freq % double(int(target_freq/1e3)*1e3) % get_scaled_rf_freq() % get_scaled_if_freq() << std::endl; + + get_locked(); + + test_rf_filter_robustness(); + + UHD_LOGV(often) << boost::format( + "\nTVRX2 (%s): RSSI = %f dBm\n" + ) % (get_subdev_name()) % (get_rssi().to_real()) << std::endl; + + return _lo_freq; +} + +/*********************************************************************** + * Gain Handling + **********************************************************************/ +/* + * Convert the requested gain into a dac voltage + */ +static double gain_to_if_gain_dac(double &gain){ + //clip the input + gain = tvrx2_gain_ranges["IF"].clip(gain); + + //voltage level constants + static const double max_volts = double(1.7), min_volts = double(0.5); + static const double slope = (max_volts-min_volts)/tvrx2_gain_ranges["IF"].stop(); + + //calculate the voltage for the aux dac + double dac_volts = gain*slope + min_volts; + + UHD_LOGV(often) << boost::format( + "TVRX2 IF Gain: %f dB, dac_volts: %f V" + ) % gain % dac_volts << std::endl; + + //the actual gain setting + gain = (dac_volts - min_volts)/slope; + + return dac_volts; +} + +double tvrx2::set_gain(double gain, const std::string &name){ + assert_has(tvrx2_gain_ranges.keys(), name, "tvrx2 gain name"); + + if (name == "IF"){ + //write voltage to aux_dac + this->get_iface()->write_aux_dac(dboard_iface::UNIT_RX, tvrx2_sd_name_to_dac[get_subdev_name()], gain_to_if_gain_dac(gain)); + } + else UHD_THROW_INVALID_CODE_PATH(); + + //shadow gain setting + _gains[name] = gain; + + return gain; +} + +/*********************************************************************** + * Bandwidth Handling + **********************************************************************/ +static tda18272hnm_regs_t::lp_fc_t bandwidth_to_lp_fc_reg(double &bandwidth){ + int reg = uhd::clip(boost::math::iround((bandwidth-5.0e6)/1.0e6), 0, 4); + + switch(reg){ + case 0: + bandwidth = 1.7e6; + return tda18272hnm_regs_t::LP_FC_1_7MHZ; + case 1: + bandwidth = 6e6; + return tda18272hnm_regs_t::LP_FC_6_0MHZ; + case 2: + bandwidth = 7e6; + return tda18272hnm_regs_t::LP_FC_7_0MHZ; + case 3: + bandwidth = 8e6; + return tda18272hnm_regs_t::LP_FC_8_0MHZ; + case 4: + bandwidth = 10e6; + return tda18272hnm_regs_t::LP_FC_10_0MHZ; + } + UHD_THROW_INVALID_CODE_PATH(); +} + +double tvrx2::set_bandwidth(double bandwidth){ + //clip the input + bandwidth = tvrx2_bandwidth_range.clip(bandwidth); + + //compute low pass cutoff frequency setting + _tda18272hnm_regs.lp_fc = bandwidth_to_lp_fc_reg(bandwidth); + + //shadow bandwidth setting + _bandwidth = bandwidth; + + //update register + send_reg(0x13, 0x13); + + UHD_LOGV(often) << boost::format( + "TVRX2 (%s) Bandwidth (lp_fc): %f Hz, reg: %d" + ) % (get_subdev_name()) % _bandwidth % (int(_tda18272hnm_regs.lp_fc)) << std::endl; + + return _bandwidth; +} diff --git a/host/lib/usrp/dboard/db_unknown.cpp b/host/lib/usrp/dboard/db_unknown.cpp new file mode 100644 index 000000000..2ed50cd91 --- /dev/null +++ b/host/lib/usrp/dboard/db_unknown.cpp @@ -0,0 +1,160 @@ +// +// Copyright 2010-2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include <uhd/types/ranges.hpp> +#include <uhd/utils/assert_has.hpp> +#include <uhd/utils/static.hpp> +#include <uhd/utils/msg.hpp> +#include <uhd/usrp/dboard_base.hpp> +#include <uhd/usrp/dboard_manager.hpp> +#include <boost/assign/list_of.hpp> +#include <boost/format.hpp> +#include <boost/foreach.hpp> +#include <boost/tuple/tuple.hpp> +#include <vector> + +using namespace uhd; +using namespace uhd::usrp; +using namespace boost::assign; + +/*********************************************************************** + * Utility functions + **********************************************************************/ +static void warn_if_old_rfx(const dboard_id_t &dboard_id, const std::string &xx){ + typedef boost::tuple<std::string, dboard_id_t, dboard_id_t> old_ids_t; //name, rx_id, tx_id + static const std::vector<old_ids_t> old_rfx_ids = list_of + (old_ids_t("Flex 400 Classic", 0x0004, 0x0008)) + (old_ids_t("Flex 900 Classic", 0x0005, 0x0009)) + (old_ids_t("Flex 1200 Classic", 0x0006, 0x000a)) + (old_ids_t("Flex 1800 Classic", 0x0030, 0x0031)) + (old_ids_t("Flex 2400 Classic", 0x0007, 0x000b)) + ; + BOOST_FOREACH(const old_ids_t &old_id, old_rfx_ids){ + std::string name; dboard_id_t rx_id, tx_id; + boost::tie(name, rx_id, tx_id) = old_id; + if ( + (xx == "RX" and rx_id == dboard_id) or + (xx == "TX" and tx_id == dboard_id) + ) UHD_MSG(warning) << boost::format( + "Detected %s daughterboard %s\n" + "This board requires modification to use.\n" + "See the daughterboard application notes.\n" + ) % xx % name; + } +} + +/*********************************************************************** + * The unknown boards: + * Like a basic board, but with only one subdev. + **********************************************************************/ +class unknown_rx : public rx_dboard_base{ +public: + unknown_rx(ctor_args_t args); +}; + +class unknown_tx : public tx_dboard_base{ +public: + unknown_tx(ctor_args_t args); +}; + +/*********************************************************************** + * Register the unknown dboards + **********************************************************************/ +static dboard_base::sptr make_unknown_rx(dboard_base::ctor_args_t args){ + return dboard_base::sptr(new unknown_rx(args)); +} + +static dboard_base::sptr make_unknown_tx(dboard_base::ctor_args_t args){ + return dboard_base::sptr(new unknown_tx(args)); +} + +UHD_STATIC_BLOCK(reg_unknown_dboards){ + dboard_manager::register_dboard(0xfff0, &make_unknown_tx, "Unknown TX"); + dboard_manager::register_dboard(0xfff1, &make_unknown_rx, "Unknown RX"); +} + +/*********************************************************************** + * Unknown RX dboard + **********************************************************************/ +unknown_rx::unknown_rx(ctor_args_t args) : rx_dboard_base(args){ + warn_if_old_rfx(this->get_rx_id(), "RX"); + + //////////////////////////////////////////////////////////////////// + // Register properties + //////////////////////////////////////////////////////////////////// + this->get_rx_subtree()->create<std::string>("name").set( + std::string(str(boost::format("%s - %s") + % get_rx_id().to_pp_string() + % get_subdev_name() + ))); + this->get_rx_subtree()->create<int>("gains"); //phony property so this dir exists + this->get_rx_subtree()->create<double>("freq/value") + .set(double(0.0)); + this->get_rx_subtree()->create<meta_range_t>("freq/range") + .set(freq_range_t(double(0.0), double(0.0))); + this->get_rx_subtree()->create<std::string>("antenna/value") + .set(""); + this->get_rx_subtree()->create<std::vector<std::string> >("antenna/options") + .set(list_of("")); + this->get_rx_subtree()->create<int>("sensors"); //phony property so this dir exists + this->get_rx_subtree()->create<std::string>("connection") + .set("IQ"); + this->get_rx_subtree()->create<bool>("enabled") + .set(true); //always enabled + this->get_rx_subtree()->create<bool>("use_lo_offset") + .set(false); + this->get_rx_subtree()->create<double>("bandwidth/value") + .set(double(0.0)); + this->get_rx_subtree()->create<meta_range_t>("bandwidth/range") + .set(freq_range_t(0.0, 0.0)); +} + +/*********************************************************************** + * Unknown TX dboard + **********************************************************************/ +unknown_tx::unknown_tx(ctor_args_t args) : tx_dboard_base(args){ + warn_if_old_rfx(this->get_tx_id(), "TX"); + + //////////////////////////////////////////////////////////////////// + // Register properties + //////////////////////////////////////////////////////////////////// + this->get_tx_subtree()->create<std::string>("name").set( + std::string(str(boost::format("%s - %s") + % get_tx_id().to_pp_string() + % get_subdev_name() + ))); + this->get_tx_subtree()->create<int>("gains"); //phony property so this dir exists + this->get_tx_subtree()->create<double>("freq/value") + .set(double(0.0)); + this->get_tx_subtree()->create<meta_range_t>("freq/range") + .set(freq_range_t(double(0.0), double(0.0))); + this->get_tx_subtree()->create<std::string>("antenna/value") + .set(""); + this->get_tx_subtree()->create<std::vector<std::string> >("antenna/options") + .set(list_of("")); + this->get_tx_subtree()->create<int>("sensors"); //phony property so this dir exists + this->get_tx_subtree()->create<std::string>("connection") + .set("IQ"); + this->get_tx_subtree()->create<bool>("enabled") + .set(true); //always enabled + this->get_tx_subtree()->create<bool>("use_lo_offset") + .set(false); + this->get_tx_subtree()->create<double>("bandwidth/value") + .set(double(0.0)); + this->get_tx_subtree()->create<meta_range_t>("bandwidth/range") + .set(freq_range_t(0.0, 0.0)); +} diff --git a/host/lib/usrp/dboard/db_wbx_common.cpp b/host/lib/usrp/dboard/db_wbx_common.cpp new file mode 100644 index 000000000..58ce03d79 --- /dev/null +++ b/host/lib/usrp/dboard/db_wbx_common.cpp @@ -0,0 +1,152 @@ +// +// Copyright 2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include "db_wbx_common.hpp" +#include "adf4350_regs.hpp" +#include <uhd/types/dict.hpp> +#include <uhd/types/ranges.hpp> +#include <uhd/types/sensors.hpp> +#include <uhd/utils/assert_has.hpp> +#include <uhd/utils/algorithm.hpp> +#include <uhd/utils/msg.hpp> + +using namespace uhd; +using namespace uhd::usrp; +using namespace boost::assign; + + +/*********************************************************************** + * Gain-related functions + **********************************************************************/ +static int rx_pga0_gain_to_iobits(double &gain){ + //clip the input + gain = wbx_rx_gain_ranges["PGA0"].clip(gain); + + //convert to attenuation + double attn = wbx_rx_gain_ranges["PGA0"].stop() - gain; + + //calculate the attenuation + int attn_code = boost::math::iround(attn*2); + int iobits = ((~attn_code) << RX_ATTN_SHIFT) & RX_ATTN_MASK; + + UHD_LOGV(often) << boost::format( + "WBX RX Attenuation: %f dB, Code: %d, IO Bits %x, Mask: %x" + ) % attn % attn_code % (iobits & RX_ATTN_MASK) % RX_ATTN_MASK << std::endl; + + //the actual gain setting + gain = wbx_rx_gain_ranges["PGA0"].stop() - double(attn_code)/2; + + return iobits; +} + + +/*********************************************************************** + * WBX Common Implementation + **********************************************************************/ +wbx_base::wbx_base(ctor_args_t args) : xcvr_dboard_base(args){ + + //enable the clocks that we need + this->get_iface()->set_clock_enabled(dboard_iface::UNIT_TX, true); + this->get_iface()->set_clock_enabled(dboard_iface::UNIT_RX, true); + + //////////////////////////////////////////////////////////////////// + // Register RX properties + //////////////////////////////////////////////////////////////////// + this->get_rx_subtree()->create<sensor_value_t>("sensors/lo_locked") + .publish(boost::bind(&wbx_base::get_locked, this, dboard_iface::UNIT_RX)); + BOOST_FOREACH(const std::string &name, wbx_rx_gain_ranges.keys()){ + this->get_rx_subtree()->create<double>("gains/"+name+"/value") + .coerce(boost::bind(&wbx_base::set_rx_gain, this, _1, name)) + .set(wbx_rx_gain_ranges[name].start()); + this->get_rx_subtree()->create<meta_range_t>("gains/"+name+"/range") + .set(wbx_rx_gain_ranges[name]); + } + this->get_rx_subtree()->create<std::string>("connection").set("IQ"); + this->get_rx_subtree()->create<bool>("enabled") + .subscribe(boost::bind(&wbx_base::set_rx_enabled, this, _1)) + .set(true); //start enabled + this->get_rx_subtree()->create<bool>("use_lo_offset").set(false); + this->get_rx_subtree()->create<double>("bandwidth/value").set(2*20.0e6); //20MHz low-pass, we want complex double-sided + this->get_rx_subtree()->create<meta_range_t>("bandwidth/range") + .set(freq_range_t(2*20.0e6, 2*20.0e6)); + + //////////////////////////////////////////////////////////////////// + // Register TX properties + //////////////////////////////////////////////////////////////////// + this->get_tx_subtree()->create<sensor_value_t>("sensors/lo_locked") + .publish(boost::bind(&wbx_base::get_locked, this, dboard_iface::UNIT_TX)); + this->get_tx_subtree()->create<std::string>("connection").set("IQ"); + this->get_tx_subtree()->create<bool>("use_lo_offset").set(false); + this->get_tx_subtree()->create<double>("bandwidth/value").set(2*20.0e6); //20MHz low-pass, we want complex double-sided + this->get_tx_subtree()->create<meta_range_t>("bandwidth/range") + .set(freq_range_t(2*20.0e6, 2*20.0e6)); + + // instantiate subclass foo + switch(get_rx_id().to_uint16()) { + case 0x053: + db_actual = wbx_versionx_sptr(new wbx_version2(this)); + return; + case 0x057: + db_actual = wbx_versionx_sptr(new wbx_version3(this)); + return; + case 0x063: + db_actual = wbx_versionx_sptr(new wbx_version4(this)); + return; + default: + /* We didn't recognize the version of the board... */ + UHD_THROW_INVALID_CODE_PATH(); + } + +} + + +wbx_base::~wbx_base(void){ + /* NOP */ +} + +/*********************************************************************** + * Enables + **********************************************************************/ +void wbx_base::set_rx_enabled(bool enb){ + this->get_iface()->set_gpio_out(dboard_iface::UNIT_RX, + (enb)? RX_POWER_UP : RX_POWER_DOWN, RX_POWER_UP | RX_POWER_DOWN + ); +} + +/*********************************************************************** + * Gain Handling + **********************************************************************/ +double wbx_base::set_rx_gain(double gain, const std::string &name){ + assert_has(wbx_rx_gain_ranges.keys(), name, "wbx rx gain name"); + if(name == "PGA0"){ + boost::uint16_t io_bits = rx_pga0_gain_to_iobits(gain); + _rx_gains[name] = gain; + + //write the new gain to rx gpio outputs + this->get_iface()->set_gpio_out(dboard_iface::UNIT_RX, io_bits, RX_ATTN_MASK); + } + else UHD_THROW_INVALID_CODE_PATH(); + return _rx_gains[name]; //returned shadowed +} + +/*********************************************************************** + * Tuning + **********************************************************************/ +sensor_value_t wbx_base::get_locked(dboard_iface::unit_t unit){ + const bool locked = (this->get_iface()->read_gpio(unit) & LOCKDET_MASK) != 0; + return sensor_value_t("LO", locked, "locked", "unlocked"); +} diff --git a/host/lib/usrp/dboard/db_wbx_common.hpp b/host/lib/usrp/dboard/db_wbx_common.hpp new file mode 100644 index 000000000..9e984dce7 --- /dev/null +++ b/host/lib/usrp/dboard/db_wbx_common.hpp @@ -0,0 +1,204 @@ +// +// Copyright 2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#ifndef INCLUDED_LIBUHD_USRP_DBOARD_DB_WBX_COMMON_HPP +#define INCLUDED_LIBUHD_USRP_DBOARD_DB_WBX_COMMON_HPP + +// Common IO Pins +#define ADF4350_CE (1 << 3) +#define ADF4350_PDBRF (1 << 2) +#define ADF4350_MUXOUT (1 << 1) // INPUT!!! +#define ADF4351_CE (1 << 3) +#define ADF4351_PDBRF (1 << 2) +#define ADF4351_MUXOUT (1 << 1) // INPUT!!! + +#define LOCKDET_MASK (1 << 0) // INPUT!!! + +// TX IO Pins +#define TX_PUP_5V (1 << 7) // enables 5.0V power supply +#define TX_PUP_3V (1 << 6) // enables 3.3V supply +#define TXMOD_EN (1 << 4) // on UNIT_TX, 1 enables TX Modulator + +// RX IO Pins +#define RX_PUP_5V (1 << 7) // enables 5.0V power supply +#define RX_PUP_3V (1 << 6) // enables 3.3V supply +#define RXBB_PDB (1 << 4) // on UNIT_RX, 1 powers up RX baseband + +// RX Attenuator Pins +#define RX_ATTN_SHIFT 8 // lsb of RX Attenuator Control +#define RX_ATTN_MASK (63 << RX_ATTN_SHIFT) // valid bits of RX Attenuator Control + +// TX Attenuator Pins (v3 only) +#define TX_ATTN_16 (1 << 14) +#define TX_ATTN_8 (1 << 5) +#define TX_ATTN_4 (1 << 4) +#define TX_ATTN_2 (1 << 3) +#define TX_ATTN_1 (1 << 1) +#define TX_ATTN_MASK (TX_ATTN_16|TX_ATTN_8|TX_ATTN_4|TX_ATTN_2|TX_ATTN_1) // valid bits of TX Attenuator Control + +// Mixer functions +#define TX_MIXER_ENB (TXMOD_EN|ADF4350_PDBRF) // for v3, TXMOD_EN tied to ADF4350_PDBRF rather than separate +#define TX_MIXER_DIS 0 + +#define RX_MIXER_ENB (RXBB_PDB|ADF4350_PDBRF) +#define RX_MIXER_DIS 0 + +// Power functions +#define TX_POWER_UP (TX_PUP_5V|TX_PUP_3V) // high enables power supply +#define TX_POWER_DOWN 0 + +#define RX_POWER_UP (RX_PUP_5V|RX_PUP_3V|ADF4350_CE) // high enables power supply +#define RX_POWER_DOWN 0 + + +#include <uhd/types/dict.hpp> +#include <uhd/types/ranges.hpp> +#include <uhd/types/sensors.hpp> +#include <uhd/utils/log.hpp> +#include <uhd/utils/static.hpp> +#include <uhd/usrp/dboard_base.hpp> +#include <boost/assign/list_of.hpp> +#include <boost/format.hpp> +#include <boost/shared_ptr.hpp> +#include <boost/math/special_functions/round.hpp> +#include <boost/bind.hpp> + +namespace uhd{ namespace usrp{ + + +/*********************************************************************** + * The WBX Common dboard constants + **********************************************************************/ +static const uhd::dict<std::string, gain_range_t> wbx_rx_gain_ranges = boost::assign::map_list_of + ("PGA0", gain_range_t(0, 31.5, 0.5)); + + +/*********************************************************************** + * The WBX dboard base class + **********************************************************************/ +class wbx_base : public xcvr_dboard_base{ +public: + wbx_base(ctor_args_t args); + virtual ~wbx_base(void); + +protected: + virtual double set_rx_gain(double gain, const std::string &name); + + virtual void set_rx_enabled(bool enb); + + /*! + * Get the lock detect status of the LO. + * + * This operation is identical for all versions of the WBX board. + * \param unit which unit rx or tx + * \return true for locked + */ + virtual sensor_value_t get_locked(dboard_iface::unit_t unit); + + /*! + * Version-agnostic ABC that wraps version-specific implementations of the + * WBX base daughterboard. + * + * This class is an abstract base class, and thus is impossible to + * instantiate. + */ + class wbx_versionx { + public: + wbx_versionx() {} + ~wbx_versionx(void) {} + + virtual double set_tx_gain(double gain, const std::string &name) = 0; + virtual void set_tx_enabled(bool enb) = 0; + virtual double set_lo_freq(dboard_iface::unit_t unit, double target_freq) = 0; + + /*! This is the registered instance of the wrapper class, wbx_base. */ + wbx_base *self_base; + + property_tree::sptr get_rx_subtree(void){ + return self_base->get_rx_subtree(); + } + + property_tree::sptr get_tx_subtree(void){ + return self_base->get_tx_subtree(); + } + }; + + + /*! + * Version 2 of the WBX Daughterboard + * + * Basically the original release of the DB. + */ + class wbx_version2 : public wbx_versionx { + public: + wbx_version2(wbx_base *_self_wbx_base); + ~wbx_version2(void); + + double set_tx_gain(double gain, const std::string &name); + void set_tx_enabled(bool enb); + double set_lo_freq(dboard_iface::unit_t unit, double target_freq); + }; + + /*! + * Version 3 of the WBX Daughterboard + * + * Fixed a problem with the AGC from Version 2. + */ + class wbx_version3 : public wbx_versionx { + public: + wbx_version3(wbx_base *_self_wbx_base); + ~wbx_version3(void); + + double set_tx_gain(double gain, const std::string &name); + void set_tx_enabled(bool enb); + double set_lo_freq(dboard_iface::unit_t unit, double target_freq); + }; + + /*! + * Version 4 of the WBX Daughterboard + * + * Upgrades the Frequnecy Synthensizer from ADF4350 to ADF4351. + */ + class wbx_version4 : public wbx_versionx { + public: + wbx_version4(wbx_base *_self_wbx_base); + ~wbx_version4(void); + + double set_tx_gain(double gain, const std::string &name); + void set_tx_enabled(bool enb); + double set_lo_freq(dboard_iface::unit_t unit, double target_freq); + }; + + /*! + * Handle to the version-specific implementation of the WBX. + * + * Since many of this class's functions are dependent on the version of the + * WBX board, this class will instantiate an object of the appropriate + * wbx_version_* subclass, and invoke any relevant functions through that + * object. This pointer is set to the proper object at construction time. + */ + typedef boost::shared_ptr<wbx_versionx> wbx_versionx_sptr; + wbx_versionx_sptr db_actual; + + uhd::dict<std::string, double> _tx_gains, _rx_gains; + bool _rx_enabled, _tx_enabled; +}; + + +}} //namespace uhd::usrp + +#endif /* INCLUDED_LIBUHD_USRP_DBOARD_DB_WBX_COMMON_HPP */ diff --git a/host/lib/usrp/dboard/db_wbx_simple.cpp b/host/lib/usrp/dboard/db_wbx_simple.cpp new file mode 100644 index 000000000..3d633a672 --- /dev/null +++ b/host/lib/usrp/dboard/db_wbx_simple.cpp @@ -0,0 +1,159 @@ +// +// Copyright 2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +// Antenna constants +#define ANTSW_IO ((1 << 15)) // on UNIT_TX, 0 = TX, 1 = RX, on UNIT_RX 0 = main ant, 1 = RX2 +#define ANT_TX 0 //the tx line is transmitting +#define ANT_RX ANTSW_IO //the tx line is receiving +#define ANT_TXRX 0 //the rx line is on txrx +#define ANT_RX2 ANTSW_IO //the rx line in on rx2 + +#include "db_wbx_common.hpp" +#include <uhd/utils/static.hpp> +#include <uhd/utils/assert_has.hpp> +#include <uhd/usrp/dboard_manager.hpp> +#include <boost/assign/list_of.hpp> + +using namespace uhd; +using namespace uhd::usrp; +using namespace boost::assign; + + +/*********************************************************************** + * The WBX Simple dboard constants + **********************************************************************/ +static const std::vector<std::string> wbx_tx_antennas = list_of("TX/RX")("CAL"); + +static const std::vector<std::string> wbx_rx_antennas = list_of("TX/RX")("RX2")("CAL"); + +/*********************************************************************** + * The WBX simple implementation + **********************************************************************/ +class wbx_simple : public wbx_base{ +public: + wbx_simple(ctor_args_t args); + ~wbx_simple(void); + +private: + void set_rx_ant(const std::string &ant); + void set_tx_ant(const std::string &ant); + std::string _rx_ant; +}; + +/*********************************************************************** + * Register the WBX simple implementation + **********************************************************************/ +static dboard_base::sptr make_wbx_simple(dboard_base::ctor_args_t args){ + return dboard_base::sptr(new wbx_simple(args)); +} + +/*********************************************************************** + * ID Numbers for WBX daughterboard combinations. + **********************************************************************/ +UHD_STATIC_BLOCK(reg_wbx_simple_dboards){ + dboard_manager::register_dboard(0x0053, 0x0052, &make_wbx_simple, "WBX"); + dboard_manager::register_dboard(0x0053, 0x004f, &make_wbx_simple, "WBX + Simple GDB"); + dboard_manager::register_dboard(0x0057, 0x0056, &make_wbx_simple, "WBX v3"); + dboard_manager::register_dboard(0x0057, 0x004f, &make_wbx_simple, "WBX v3 + Simple GDB"); + dboard_manager::register_dboard(0x0063, 0x0062, &make_wbx_simple, "WBX v4"); + dboard_manager::register_dboard(0x0063, 0x004f, &make_wbx_simple, "WBX v4 + Simple GDB"); +} + +/*********************************************************************** + * Structors + **********************************************************************/ +wbx_simple::wbx_simple(ctor_args_t args) : wbx_base(args){ + + //////////////////////////////////////////////////////////////////// + // Register RX properties + //////////////////////////////////////////////////////////////////// + this->get_rx_subtree()->access<std::string>("name").set( + this->get_rx_subtree()->access<std::string>("name").get() + " + Simple GDB"); + this->get_rx_subtree()->create<std::string>("antenna/value") + .subscribe(boost::bind(&wbx_simple::set_rx_ant, this, _1)) + .set("RX2"); + this->get_rx_subtree()->create<std::vector<std::string> >("antenna/options") + .set(wbx_rx_antennas); + + //////////////////////////////////////////////////////////////////// + // Register TX properties + //////////////////////////////////////////////////////////////////// + this->get_tx_subtree()->access<std::string>("name").set( + this->get_tx_subtree()->access<std::string>("name").get() + " + Simple GDB"); + this->get_tx_subtree()->create<std::string>("antenna/value") + .subscribe(boost::bind(&wbx_simple::set_tx_ant, this, _1)) + .set(wbx_tx_antennas.at(0)); + this->get_tx_subtree()->create<std::vector<std::string> >("antenna/options") + .set(wbx_tx_antennas); + + //set the gpio directions and atr controls (antenna switches all under ATR) + this->get_iface()->set_pin_ctrl(dboard_iface::UNIT_TX, ANTSW_IO, ANTSW_IO); + this->get_iface()->set_pin_ctrl(dboard_iface::UNIT_RX, ANTSW_IO, ANTSW_IO); + this->get_iface()->set_gpio_ddr(dboard_iface::UNIT_TX, ANTSW_IO, ANTSW_IO); + this->get_iface()->set_gpio_ddr(dboard_iface::UNIT_RX, ANTSW_IO, ANTSW_IO); + + //setup ATR for the antenna switches (constant) + this->get_iface()->set_atr_reg(dboard_iface::UNIT_TX, dboard_iface::ATR_REG_IDLE, ANT_RX, ANTSW_IO); + this->get_iface()->set_atr_reg(dboard_iface::UNIT_TX, dboard_iface::ATR_REG_RX_ONLY, ANT_RX, ANTSW_IO); + this->get_iface()->set_atr_reg(dboard_iface::UNIT_TX, dboard_iface::ATR_REG_TX_ONLY, ANT_TX, ANTSW_IO); + this->get_iface()->set_atr_reg(dboard_iface::UNIT_TX, dboard_iface::ATR_REG_FULL_DUPLEX, ANT_TX, ANTSW_IO); + + this->get_iface()->set_atr_reg(dboard_iface::UNIT_RX, dboard_iface::ATR_REG_IDLE, ANT_TXRX, ANTSW_IO); + this->get_iface()->set_atr_reg(dboard_iface::UNIT_RX, dboard_iface::ATR_REG_TX_ONLY, ANT_RX2, ANTSW_IO); + this->get_iface()->set_atr_reg(dboard_iface::UNIT_RX, dboard_iface::ATR_REG_FULL_DUPLEX, ANT_RX2, ANTSW_IO); +} + +wbx_simple::~wbx_simple(void){ + /* NOP */ +} + +/*********************************************************************** + * Antennas + **********************************************************************/ +void wbx_simple::set_rx_ant(const std::string &ant){ + //validate input + assert_has(wbx_rx_antennas, ant, "wbx rx antenna name"); + + //shadow the setting + _rx_ant = ant; + + //write the new antenna setting to atr regs + if (_rx_ant == "CAL") { + this->get_iface()->set_atr_reg(dboard_iface::UNIT_RX, dboard_iface::ATR_REG_TX_ONLY, ANT_TXRX, ANTSW_IO); + this->get_iface()->set_atr_reg(dboard_iface::UNIT_RX, dboard_iface::ATR_REG_FULL_DUPLEX, ANT_TXRX, ANTSW_IO); + this->get_iface()->set_atr_reg(dboard_iface::UNIT_RX, dboard_iface::ATR_REG_RX_ONLY, ANT_TXRX, ANTSW_IO); + } + else { + this->get_iface()->set_atr_reg(dboard_iface::UNIT_RX, dboard_iface::ATR_REG_TX_ONLY, ANT_RX2, ANTSW_IO); + this->get_iface()->set_atr_reg(dboard_iface::UNIT_RX, dboard_iface::ATR_REG_FULL_DUPLEX, ANT_RX2, ANTSW_IO); + this->get_iface()->set_atr_reg(dboard_iface::UNIT_RX, dboard_iface::ATR_REG_RX_ONLY, ((_rx_ant == "TX/RX")? ANT_TXRX : ANT_RX2), ANTSW_IO); + } +} + +void wbx_simple::set_tx_ant(const std::string &ant){ + assert_has(wbx_tx_antennas, ant, "wbx tx antenna name"); + + //write the new antenna setting to atr regs + if (ant == "CAL") { + this->get_iface()->set_atr_reg(dboard_iface::UNIT_TX, dboard_iface::ATR_REG_TX_ONLY, ANT_RX, ANTSW_IO); + this->get_iface()->set_atr_reg(dboard_iface::UNIT_TX, dboard_iface::ATR_REG_FULL_DUPLEX, ANT_RX, ANTSW_IO); + } + else { + this->get_iface()->set_atr_reg(dboard_iface::UNIT_TX, dboard_iface::ATR_REG_TX_ONLY, ANT_TX, ANTSW_IO); + this->get_iface()->set_atr_reg(dboard_iface::UNIT_TX, dboard_iface::ATR_REG_FULL_DUPLEX, ANT_TX, ANTSW_IO); + } +} diff --git a/host/lib/usrp/dboard/db_wbx_version2.cpp b/host/lib/usrp/dboard/db_wbx_version2.cpp new file mode 100644 index 000000000..ad31339e7 --- /dev/null +++ b/host/lib/usrp/dboard/db_wbx_version2.cpp @@ -0,0 +1,329 @@ +// +// Copyright 2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include "db_wbx_common.hpp" +#include "adf4350_regs.hpp" +#include <uhd/utils/log.hpp> +#include <uhd/types/dict.hpp> +#include <uhd/types/ranges.hpp> +#include <uhd/types/sensors.hpp> +#include <uhd/utils/assert_has.hpp> +#include <uhd/utils/algorithm.hpp> +#include <uhd/utils/msg.hpp> +#include <uhd/usrp/dboard_base.hpp> +#include <boost/assign/list_of.hpp> +#include <boost/format.hpp> +#include <boost/math/special_functions/round.hpp> + +using namespace uhd; +using namespace uhd::usrp; +using namespace boost::assign; + + +/*********************************************************************** + * WBX Version 2 Constants + **********************************************************************/ +static const uhd::dict<std::string, gain_range_t> wbx_v2_tx_gain_ranges = map_list_of + ("PGA0", gain_range_t(0, 25, 0.05)) +; + +static const freq_range_t wbx_v2_freq_range(68.75e6, 2.2e9); + +/*********************************************************************** + * Gain-related functions + **********************************************************************/ +static double tx_pga0_gain_to_dac_volts(double &gain){ + //clip the input + gain = wbx_v2_tx_gain_ranges["PGA0"].clip(gain); + + //voltage level constants + static const double max_volts = 0.5, min_volts = 1.4; + static const double slope = (max_volts-min_volts)/wbx_v2_tx_gain_ranges["PGA0"].stop(); + + //calculate the voltage for the aux dac + double dac_volts = gain*slope + min_volts; + + UHD_LOGV(often) << boost::format( + "WBX TX Gain: %f dB, dac_volts: %f V" + ) % gain % dac_volts << std::endl; + + //the actual gain setting + gain = (dac_volts - min_volts)/slope; + + return dac_volts; +} + + +/*********************************************************************** + * WBX Version 2 Implementation + **********************************************************************/ +wbx_base::wbx_version2::wbx_version2(wbx_base *_self_wbx_base) { + //register our handle on the primary wbx_base instance + self_base = _self_wbx_base; + + //////////////////////////////////////////////////////////////////// + // Register RX properties + //////////////////////////////////////////////////////////////////// + this->get_rx_subtree()->create<std::string>("name").set("WBX RX v2"); + this->get_rx_subtree()->create<double>("freq/value") + .coerce(boost::bind(&wbx_base::wbx_version2::set_lo_freq, this, dboard_iface::UNIT_RX, _1)) + .set((wbx_v2_freq_range.start() + wbx_v2_freq_range.stop())/2.0); + this->get_rx_subtree()->create<meta_range_t>("freq/range").set(wbx_v2_freq_range); + + //////////////////////////////////////////////////////////////////// + // Register TX properties + //////////////////////////////////////////////////////////////////// + this->get_tx_subtree()->create<std::string>("name").set("WBX TX v2"); + BOOST_FOREACH(const std::string &name, wbx_v2_tx_gain_ranges.keys()){ + self_base->get_tx_subtree()->create<double>("gains/"+name+"/value") + .coerce(boost::bind(&wbx_base::wbx_version2::set_tx_gain, this, _1, name)) + .set(wbx_v2_tx_gain_ranges[name].start()); + self_base->get_tx_subtree()->create<meta_range_t>("gains/"+name+"/range") + .set(wbx_v2_tx_gain_ranges[name]); + } + this->get_tx_subtree()->create<double>("freq/value") + .coerce(boost::bind(&wbx_base::wbx_version2::set_lo_freq, this, dboard_iface::UNIT_TX, _1)) + .set((wbx_v2_freq_range.start() + wbx_v2_freq_range.stop())/2.0); + this->get_tx_subtree()->create<meta_range_t>("freq/range").set(wbx_v2_freq_range); + this->get_tx_subtree()->create<bool>("enabled") + .subscribe(boost::bind(&wbx_base::wbx_version2::set_tx_enabled, this, _1)) + .set(true); //start enabled + + //set attenuator control bits + int v2_iobits = ADF4350_CE; + int v2_tx_mod = TXMOD_EN|ADF4350_PDBRF; + + //set the gpio directions and atr controls + self_base->get_iface()->set_pin_ctrl(dboard_iface::UNIT_TX, v2_tx_mod); + self_base->get_iface()->set_pin_ctrl(dboard_iface::UNIT_RX, RXBB_PDB|ADF4350_PDBRF); + self_base->get_iface()->set_gpio_ddr(dboard_iface::UNIT_TX, TX_PUP_5V|TX_PUP_3V|v2_tx_mod|v2_iobits); + self_base->get_iface()->set_gpio_ddr(dboard_iface::UNIT_RX, RX_PUP_5V|RX_PUP_3V|ADF4350_CE|RXBB_PDB|ADF4350_PDBRF|RX_ATTN_MASK); + + //setup ATR for the mixer enables (always enabled to prevent phase slip between bursts) + self_base->get_iface()->set_atr_reg(dboard_iface::UNIT_TX, dboard_iface::ATR_REG_IDLE, v2_tx_mod, TX_MIXER_DIS | v2_tx_mod); + self_base->get_iface()->set_atr_reg(dboard_iface::UNIT_TX, dboard_iface::ATR_REG_RX_ONLY, v2_tx_mod, TX_MIXER_DIS | v2_tx_mod); + self_base->get_iface()->set_atr_reg(dboard_iface::UNIT_TX, dboard_iface::ATR_REG_TX_ONLY, v2_tx_mod, TX_MIXER_DIS | v2_tx_mod); + self_base->get_iface()->set_atr_reg(dboard_iface::UNIT_TX, dboard_iface::ATR_REG_FULL_DUPLEX, v2_tx_mod, TX_MIXER_DIS | v2_tx_mod); + + self_base->get_iface()->set_atr_reg(dboard_iface::UNIT_RX, dboard_iface::ATR_REG_IDLE, RX_MIXER_ENB, RX_MIXER_DIS | RX_MIXER_ENB); + self_base->get_iface()->set_atr_reg(dboard_iface::UNIT_RX, dboard_iface::ATR_REG_TX_ONLY, RX_MIXER_ENB, RX_MIXER_DIS | RX_MIXER_ENB); + self_base->get_iface()->set_atr_reg(dboard_iface::UNIT_RX, dboard_iface::ATR_REG_RX_ONLY, RX_MIXER_ENB, RX_MIXER_DIS | RX_MIXER_ENB); + self_base->get_iface()->set_atr_reg(dboard_iface::UNIT_RX, dboard_iface::ATR_REG_FULL_DUPLEX, RX_MIXER_ENB, RX_MIXER_DIS | RX_MIXER_ENB); +} + +wbx_base::wbx_version2::~wbx_version2(void){ + /* NOP */ +} + +/*********************************************************************** + * Enables + **********************************************************************/ +void wbx_base::wbx_version2::set_tx_enabled(bool enb){ + self_base->get_iface()->set_gpio_out(dboard_iface::UNIT_TX, + (enb)? TX_POWER_UP | ADF4350_CE : TX_POWER_DOWN, TX_POWER_UP | TX_POWER_DOWN | ADF4350_CE); +} + + +/*********************************************************************** + * Gain Handling + **********************************************************************/ +double wbx_base::wbx_version2::set_tx_gain(double gain, const std::string &name){ + assert_has(wbx_v2_tx_gain_ranges.keys(), name, "wbx tx gain name"); + if(name == "PGA0"){ + double dac_volts = tx_pga0_gain_to_dac_volts(gain); + self_base->_tx_gains[name] = gain; + + //write the new voltage to the aux dac + self_base->get_iface()->write_aux_dac(dboard_iface::UNIT_TX, dboard_iface::AUX_DAC_A, dac_volts); + } + else UHD_THROW_INVALID_CODE_PATH(); + return self_base->_tx_gains[name]; //shadowed +} + + +/*********************************************************************** + * Tuning + **********************************************************************/ +double wbx_base::wbx_version2::set_lo_freq(dboard_iface::unit_t unit, double target_freq) { + //clip to tuning range + target_freq = wbx_v2_freq_range.clip(target_freq); + + UHD_LOGV(often) << boost::format( + "WBX tune: target frequency %f Mhz" + ) % (target_freq/1e6) << std::endl; + + //map prescaler setting to mininmum integer divider (N) values (pg.18 prescaler) + static const uhd::dict<int, int> prescaler_to_min_int_div = map_list_of + (0,23) //adf4350_regs_t::PRESCALER_4_5 + (1,75) //adf4350_regs_t::PRESCALER_8_9 + ; + + //map rf divider select output dividers to enums + static const uhd::dict<int, adf4350_regs_t::rf_divider_select_t> rfdivsel_to_enum = map_list_of + (1, adf4350_regs_t::RF_DIVIDER_SELECT_DIV1) + (2, adf4350_regs_t::RF_DIVIDER_SELECT_DIV2) + (4, adf4350_regs_t::RF_DIVIDER_SELECT_DIV4) + (8, adf4350_regs_t::RF_DIVIDER_SELECT_DIV8) + (16, adf4350_regs_t::RF_DIVIDER_SELECT_DIV16) + ; + + double actual_freq, pfd_freq; + double ref_freq = self_base->get_iface()->get_clock_rate(unit); + int R=0, BS=0, N=0, FRAC=0, MOD=0; + int RFdiv = 1; + adf4350_regs_t::reference_divide_by_2_t T = adf4350_regs_t::REFERENCE_DIVIDE_BY_2_DISABLED; + adf4350_regs_t::reference_doubler_t D = adf4350_regs_t::REFERENCE_DOUBLER_DISABLED; + + //Reference doubler for 50% duty cycle + // if ref_freq < 12.5MHz enable regs.reference_divide_by_2 + if(ref_freq <= 12.5e6) D = adf4350_regs_t::REFERENCE_DOUBLER_ENABLED; + + //increase RF divider until acceptable VCO frequency + //start with target_freq*2 because mixer has divide by 2 + double vco_freq = target_freq*2; + while (vco_freq < 2.2e9) { + vco_freq *= 2; + RFdiv *= 2; + } + + //use 8/9 prescaler for vco_freq > 3 GHz (pg.18 prescaler) + adf4350_regs_t::prescaler_t prescaler = vco_freq > 3e9 ? adf4350_regs_t::PRESCALER_8_9 : adf4350_regs_t::PRESCALER_4_5; + + /* + * The goal here is to loop though possible R dividers, + * band select clock dividers, N (int) dividers, and FRAC + * (frac) dividers. + * + * Calculate the N and F dividers for each set of values. + * The loop exists when it meets all of the constraints. + * The resulting loop values are loaded into the registers. + * + * from pg.21 + * + * f_pfd = f_ref*(1+D)/(R*(1+T)) + * f_vco = (N + (FRAC/MOD))*f_pfd + * N = f_vco/f_pfd - FRAC/MOD = f_vco*((R*(T+1))/(f_ref*(1+D))) - FRAC/MOD + * f_rf = f_vco/RFdiv) + * f_actual = f_rf/2 + */ + for(R = 1; R <= 1023; R+=1){ + //PFD input frequency = f_ref/R ... ignoring Reference doubler/divide-by-2 (D & T) + pfd_freq = ref_freq*(1+D)/(R*(1+T)); + + //keep the PFD frequency at or below 25MHz (Loop Filter Bandwidth) + if (pfd_freq > 25e6) continue; + + //ignore fractional part of tuning + N = int(std::floor(vco_freq/pfd_freq)); + + //keep N > minimum int divider requirement + if (N < prescaler_to_min_int_div[prescaler]) continue; + + for(BS=1; BS <= 255; BS+=1){ + //keep the band select frequency at or below 100KHz + //constraint on band select clock + if (pfd_freq/BS > 100e3) continue; + goto done_loop; + } + } done_loop: + + //Fractional-N calculation + MOD = 4095; //max fractional accuracy + FRAC = int((vco_freq/pfd_freq - N)*MOD); + + //Reference divide-by-2 for 50% duty cycle + // if R even, move one divide by 2 to to regs.reference_divide_by_2 + if(R % 2 == 0){ + T = adf4350_regs_t::REFERENCE_DIVIDE_BY_2_ENABLED; + R /= 2; + } + + //actual frequency calculation + actual_freq = double((N + (double(FRAC)/double(MOD)))*ref_freq*(1+int(D))/(R*(1+int(T)))/RFdiv/2); + + + UHD_LOGV(often) + << boost::format("WBX Intermediates: ref=%0.2f, outdiv=%f, fbdiv=%f") % (ref_freq*(1+int(D))/(R*(1+int(T)))) % double(RFdiv*2) % double(N + double(FRAC)/double(MOD)) << std::endl + + << boost::format("WBX tune: R=%d, BS=%d, N=%d, FRAC=%d, MOD=%d, T=%d, D=%d, RFdiv=%d, LD=%s" + ) % R % BS % N % FRAC % MOD % T % D % RFdiv % self_base->get_locked(unit).to_pp_string() << std::endl + << boost::format("WBX Frequencies (MHz): REQ=%0.2f, ACT=%0.2f, VCO=%0.2f, PFD=%0.2f, BAND=%0.2f" + ) % (target_freq/1e6) % (actual_freq/1e6) % (vco_freq/1e6) % (pfd_freq/1e6) % (pfd_freq/BS/1e6) << std::endl; + + //load the register values + adf4350_regs_t regs; + + regs.frac_12_bit = FRAC; + regs.int_16_bit = N; + regs.mod_12_bit = MOD; + regs.prescaler = prescaler; + regs.r_counter_10_bit = R; + regs.reference_divide_by_2 = T; + regs.reference_doubler = D; + regs.band_select_clock_div = BS; + UHD_ASSERT_THROW(rfdivsel_to_enum.has_key(RFdiv)); + regs.rf_divider_select = rfdivsel_to_enum[RFdiv]; + + if (unit == dboard_iface::UNIT_RX) { + freq_range_t rx_lo_5dbm = list_of + (range_t(0.05e9, 1.4e9)) + ; + + freq_range_t rx_lo_2dbm = list_of + (range_t(1.4e9, 2.2e9)) + ; + + if (actual_freq == rx_lo_5dbm.clip(actual_freq)) regs.output_power = adf4350_regs_t::OUTPUT_POWER_5DBM; + + if (actual_freq == rx_lo_2dbm.clip(actual_freq)) regs.output_power = adf4350_regs_t::OUTPUT_POWER_2DBM; + + } else if (unit == dboard_iface::UNIT_TX) { + freq_range_t tx_lo_5dbm = list_of + (range_t(0.05e9, 1.7e9)) + (range_t(1.9e9, 2.2e9)) + ; + + freq_range_t tx_lo_m1dbm = list_of + (range_t(1.7e9, 1.9e9)) + ; + + if (actual_freq == tx_lo_5dbm.clip(actual_freq)) regs.output_power = adf4350_regs_t::OUTPUT_POWER_5DBM; + + if (actual_freq == tx_lo_m1dbm.clip(actual_freq)) regs.output_power = adf4350_regs_t::OUTPUT_POWER_M1DBM; + + } + + //write the registers + //correct power-up sequence to write registers (5, 4, 3, 2, 1, 0) + int addr; + + for(addr=5; addr>=0; addr--){ + UHD_LOGV(often) << boost::format( + "WBX SPI Reg (0x%02x): 0x%08x" + ) % addr % regs.get_reg(addr) << std::endl; + self_base->get_iface()->write_spi( + unit, spi_config_t::EDGE_RISE, + regs.get_reg(addr), 32 + ); + } + + //return the actual frequency + UHD_LOGV(often) << boost::format( + "WBX tune: actual frequency %f Mhz" + ) % (actual_freq/1e6) << std::endl; + return actual_freq; +} diff --git a/host/lib/usrp/dboard/db_wbx_version3.cpp b/host/lib/usrp/dboard/db_wbx_version3.cpp new file mode 100644 index 000000000..7ef47edd4 --- /dev/null +++ b/host/lib/usrp/dboard/db_wbx_version3.cpp @@ -0,0 +1,361 @@ +// +// Copyright 2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include "db_wbx_common.hpp" +#include "adf4350_regs.hpp" +#include <uhd/utils/log.hpp> +#include <uhd/types/dict.hpp> +#include <uhd/types/ranges.hpp> +#include <uhd/types/sensors.hpp> +#include <uhd/utils/assert_has.hpp> +#include <uhd/utils/algorithm.hpp> +#include <uhd/utils/msg.hpp> +#include <uhd/usrp/dboard_base.hpp> +#include <boost/assign/list_of.hpp> +#include <boost/format.hpp> +#include <boost/math/special_functions/round.hpp> + +using namespace uhd; +using namespace uhd::usrp; +using namespace boost::assign; + + +/*********************************************************************** + * WBX Version 3 Constants + **********************************************************************/ +static const uhd::dict<std::string, gain_range_t> wbx_v3_tx_gain_ranges = map_list_of + ("PGA0", gain_range_t(0, 31, 1.0)) +; + +static const freq_range_t wbx_v3_freq_range(68.75e6, 2.2e9); + +/*********************************************************************** + * Gain-related functions + **********************************************************************/ +static int tx_pga0_gain_to_iobits(double &gain){ + //clip the input + gain = wbx_v3_tx_gain_ranges["PGA0"].clip(gain); + + //convert to attenuation + double attn = wbx_v3_tx_gain_ranges["PGA0"].stop() - gain; + + //calculate the attenuation + int attn_code = boost::math::iround(attn); + int iobits = ( + (attn_code & 16 ? 0 : TX_ATTN_16) | + (attn_code & 8 ? 0 : TX_ATTN_8) | + (attn_code & 4 ? 0 : TX_ATTN_4) | + (attn_code & 2 ? 0 : TX_ATTN_2) | + (attn_code & 1 ? 0 : TX_ATTN_1) + ) & TX_ATTN_MASK; + + UHD_LOGV(often) << boost::format( + "WBX TX Attenuation: %f dB, Code: %d, IO Bits %x, Mask: %x" + ) % attn % attn_code % (iobits & TX_ATTN_MASK) % TX_ATTN_MASK << std::endl; + + //the actual gain setting + gain = wbx_v3_tx_gain_ranges["PGA0"].stop() - double(attn_code); + + return iobits; +} + + +/*********************************************************************** + * WBX Common Implementation + **********************************************************************/ +wbx_base::wbx_version3::wbx_version3(wbx_base *_self_wbx_base) { + //register our handle on the primary wbx_base instance + self_base = _self_wbx_base; + + //////////////////////////////////////////////////////////////////// + // Register RX properties + //////////////////////////////////////////////////////////////////// + this->get_rx_subtree()->create<std::string>("name").set("WBX RX v3"); + this->get_rx_subtree()->create<double>("freq/value") + .coerce(boost::bind(&wbx_base::wbx_version3::set_lo_freq, this, dboard_iface::UNIT_RX, _1)) + .set((wbx_v3_freq_range.start() + wbx_v3_freq_range.stop())/2.0); + this->get_rx_subtree()->create<meta_range_t>("freq/range").set(wbx_v3_freq_range); + + //////////////////////////////////////////////////////////////////// + // Register TX properties + //////////////////////////////////////////////////////////////////// + this->get_tx_subtree()->create<std::string>("name").set("WBX TX v3"); + BOOST_FOREACH(const std::string &name, wbx_v3_tx_gain_ranges.keys()){ + self_base->get_tx_subtree()->create<double>("gains/"+name+"/value") + .coerce(boost::bind(&wbx_base::wbx_version3::set_tx_gain, this, _1, name)) + .set(wbx_v3_tx_gain_ranges[name].start()); + self_base->get_tx_subtree()->create<meta_range_t>("gains/"+name+"/range") + .set(wbx_v3_tx_gain_ranges[name]); + } + this->get_tx_subtree()->create<double>("freq/value") + .coerce(boost::bind(&wbx_base::wbx_version3::set_lo_freq, this, dboard_iface::UNIT_TX, _1)) + .set((wbx_v3_freq_range.start() + wbx_v3_freq_range.stop())/2.0); + this->get_tx_subtree()->create<meta_range_t>("freq/range").set(wbx_v3_freq_range); + this->get_tx_subtree()->create<bool>("enabled") + .subscribe(boost::bind(&wbx_base::wbx_version3::set_tx_enabled, this, _1)) + .set(true); //start enabled + + //set attenuator control bits + int v3_iobits = TX_ATTN_MASK; + int v3_tx_mod = ADF4350_PDBRF; + + //set the gpio directions and atr controls + self_base->get_iface()->set_pin_ctrl(dboard_iface::UNIT_TX, \ + v3_tx_mod|v3_iobits); + self_base->get_iface()->set_pin_ctrl(dboard_iface::UNIT_RX, \ + RXBB_PDB|ADF4350_PDBRF); + self_base->get_iface()->set_gpio_ddr(dboard_iface::UNIT_TX, \ + TX_PUP_5V|TX_PUP_3V|v3_tx_mod|v3_iobits); + self_base->get_iface()->set_gpio_ddr(dboard_iface::UNIT_RX, \ + RX_PUP_5V|RX_PUP_3V|ADF4350_CE|RXBB_PDB|ADF4350_PDBRF|RX_ATTN_MASK); + + //setup ATR for the mixer enables (always enabled to prevent phase + //slip between bursts). set TX gain iobits to min gain (max attenuation) + //when RX_ONLY or IDLE to suppress LO leakage + self_base->get_iface()->set_atr_reg(dboard_iface::UNIT_TX, \ + dboard_iface::ATR_REG_IDLE, v3_tx_mod, \ + TX_ATTN_MASK | TX_MIXER_DIS | v3_tx_mod); + self_base->get_iface()->set_atr_reg(dboard_iface::UNIT_TX, \ + dboard_iface::ATR_REG_RX_ONLY, v3_tx_mod, \ + TX_ATTN_MASK | TX_MIXER_DIS | v3_tx_mod); + self_base->get_iface()->set_atr_reg(dboard_iface::UNIT_TX, \ + dboard_iface::ATR_REG_TX_ONLY, v3_tx_mod, \ + TX_ATTN_MASK | TX_MIXER_DIS | v3_tx_mod); + self_base->get_iface()->set_atr_reg(dboard_iface::UNIT_TX, \ + dboard_iface::ATR_REG_FULL_DUPLEX, v3_tx_mod, \ + TX_ATTN_MASK | TX_MIXER_DIS | v3_tx_mod); + + self_base->get_iface()->set_atr_reg(dboard_iface::UNIT_RX, \ + dboard_iface::ATR_REG_IDLE, \ + RX_MIXER_ENB, RX_MIXER_DIS | RX_MIXER_ENB); + self_base->get_iface()->set_atr_reg(dboard_iface::UNIT_RX, \ + dboard_iface::ATR_REG_TX_ONLY, \ + RX_MIXER_ENB, RX_MIXER_DIS | RX_MIXER_ENB); + self_base->get_iface()->set_atr_reg(dboard_iface::UNIT_RX, \ + dboard_iface::ATR_REG_RX_ONLY, \ + RX_MIXER_ENB, RX_MIXER_DIS | RX_MIXER_ENB); + self_base->get_iface()->set_atr_reg(dboard_iface::UNIT_RX, \ + dboard_iface::ATR_REG_FULL_DUPLEX, \ + RX_MIXER_ENB, RX_MIXER_DIS | RX_MIXER_ENB); +} + +wbx_base::wbx_version3::~wbx_version3(void){ + /* NOP */ +} + + +/*********************************************************************** + * Enables + **********************************************************************/ +void wbx_base::wbx_version3::set_tx_enabled(bool enb){ + self_base->get_iface()->set_gpio_out(dboard_iface::UNIT_TX, + (enb)? TX_POWER_UP | ADF4350_CE : TX_POWER_DOWN, TX_POWER_UP | TX_POWER_DOWN | 0); +} + + +/*********************************************************************** + * Gain Handling + **********************************************************************/ +double wbx_base::wbx_version3::set_tx_gain(double gain, const std::string &name){ + assert_has(wbx_v3_tx_gain_ranges.keys(), name, "wbx tx gain name"); + if(name == "PGA0"){ + boost::uint16_t io_bits = tx_pga0_gain_to_iobits(gain); + + self_base->_tx_gains[name] = gain; + + //write the new gain to tx gpio outputs + //Update ATR with gain io_bits, only update for TX_ONLY and FULL_DUPLEX ATR states + self_base->get_iface()->set_atr_reg(dboard_iface::UNIT_TX, dboard_iface::ATR_REG_TX_ONLY, io_bits, TX_ATTN_MASK); + self_base->get_iface()->set_atr_reg(dboard_iface::UNIT_TX, dboard_iface::ATR_REG_FULL_DUPLEX, io_bits, TX_ATTN_MASK); + } + else UHD_THROW_INVALID_CODE_PATH(); + return self_base->_tx_gains[name]; //shadow +} + + +/*********************************************************************** + * Tuning + **********************************************************************/ +double wbx_base::wbx_version3::set_lo_freq(dboard_iface::unit_t unit, double target_freq) { + //clip to tuning range + target_freq = wbx_v3_freq_range.clip(target_freq); + + UHD_LOGV(often) << boost::format( + "WBX tune: target frequency %f Mhz" + ) % (target_freq/1e6) << std::endl; + + //map prescaler setting to mininmum integer divider (N) values (pg.18 prescaler) + static const uhd::dict<int, int> prescaler_to_min_int_div = map_list_of + (0,23) //adf4350_regs_t::PRESCALER_4_5 + (1,75) //adf4350_regs_t::PRESCALER_8_9 + ; + + //map rf divider select output dividers to enums + static const uhd::dict<int, adf4350_regs_t::rf_divider_select_t> rfdivsel_to_enum = map_list_of + (1, adf4350_regs_t::RF_DIVIDER_SELECT_DIV1) + (2, adf4350_regs_t::RF_DIVIDER_SELECT_DIV2) + (4, adf4350_regs_t::RF_DIVIDER_SELECT_DIV4) + (8, adf4350_regs_t::RF_DIVIDER_SELECT_DIV8) + (16, adf4350_regs_t::RF_DIVIDER_SELECT_DIV16) + ; + + double actual_freq, pfd_freq; + double ref_freq = self_base->get_iface()->get_clock_rate(unit); + int R=0, BS=0, N=0, FRAC=0, MOD=0; + int RFdiv = 1; + adf4350_regs_t::reference_divide_by_2_t T = adf4350_regs_t::REFERENCE_DIVIDE_BY_2_DISABLED; + adf4350_regs_t::reference_doubler_t D = adf4350_regs_t::REFERENCE_DOUBLER_DISABLED; + + //Reference doubler for 50% duty cycle + // if ref_freq < 12.5MHz enable regs.reference_divide_by_2 + if(ref_freq <= 12.5e6) D = adf4350_regs_t::REFERENCE_DOUBLER_ENABLED; + + //increase RF divider until acceptable VCO frequency + //start with target_freq*2 because mixer has divide by 2 + double vco_freq = target_freq*2; + while (vco_freq < 2.2e9) { + vco_freq *= 2; + RFdiv *= 2; + } + + //use 8/9 prescaler for vco_freq > 3 GHz (pg.18 prescaler) + adf4350_regs_t::prescaler_t prescaler = vco_freq > 3e9 ? adf4350_regs_t::PRESCALER_8_9 : adf4350_regs_t::PRESCALER_4_5; + + /* + * The goal here is to loop though possible R dividers, + * band select clock dividers, N (int) dividers, and FRAC + * (frac) dividers. + * + * Calculate the N and F dividers for each set of values. + * The loop exists when it meets all of the constraints. + * The resulting loop values are loaded into the registers. + * + * from pg.21 + * + * f_pfd = f_ref*(1+D)/(R*(1+T)) + * f_vco = (N + (FRAC/MOD))*f_pfd + * N = f_vco/f_pfd - FRAC/MOD = f_vco*((R*(T+1))/(f_ref*(1+D))) - FRAC/MOD + * f_rf = f_vco/RFdiv) + * f_actual = f_rf/2 + */ + for(R = 1; R <= 1023; R+=1){ + //PFD input frequency = f_ref/R ... ignoring Reference doubler/divide-by-2 (D & T) + pfd_freq = ref_freq*(1+D)/(R*(1+T)); + + //keep the PFD frequency at or below 25MHz (Loop Filter Bandwidth) + if (pfd_freq > 25e6) continue; + + //ignore fractional part of tuning + N = int(std::floor(vco_freq/pfd_freq)); + + //keep N > minimum int divider requirement + if (N < prescaler_to_min_int_div[prescaler]) continue; + + for(BS=1; BS <= 255; BS+=1){ + //keep the band select frequency at or below 100KHz + //constraint on band select clock + if (pfd_freq/BS > 100e3) continue; + goto done_loop; + } + } done_loop: + + //Fractional-N calculation + MOD = 4095; //max fractional accuracy + FRAC = int((vco_freq/pfd_freq - N)*MOD); + + //Reference divide-by-2 for 50% duty cycle + // if R even, move one divide by 2 to to regs.reference_divide_by_2 + if(R % 2 == 0){ + T = adf4350_regs_t::REFERENCE_DIVIDE_BY_2_ENABLED; + R /= 2; + } + + //actual frequency calculation + actual_freq = double((N + (double(FRAC)/double(MOD)))*ref_freq*(1+int(D))/(R*(1+int(T)))/RFdiv/2); + + + UHD_LOGV(often) + << boost::format("WBX Intermediates: ref=%0.2f, outdiv=%f, fbdiv=%f") % (ref_freq*(1+int(D))/(R*(1+int(T)))) % double(RFdiv*2) % double(N + double(FRAC)/double(MOD)) << std::endl + + << boost::format("WBX tune: R=%d, BS=%d, N=%d, FRAC=%d, MOD=%d, T=%d, D=%d, RFdiv=%d, LD=%s" + ) % R % BS % N % FRAC % MOD % T % D % RFdiv % self_base->get_locked(unit).to_pp_string() << std::endl + << boost::format("WBX Frequencies (MHz): REQ=%0.2f, ACT=%0.2f, VCO=%0.2f, PFD=%0.2f, BAND=%0.2f" + ) % (target_freq/1e6) % (actual_freq/1e6) % (vco_freq/1e6) % (pfd_freq/1e6) % (pfd_freq/BS/1e6) << std::endl; + + //load the register values + adf4350_regs_t regs; + + regs.frac_12_bit = FRAC; + regs.int_16_bit = N; + regs.mod_12_bit = MOD; + regs.prescaler = prescaler; + regs.r_counter_10_bit = R; + regs.reference_divide_by_2 = T; + regs.reference_doubler = D; + regs.band_select_clock_div = BS; + UHD_ASSERT_THROW(rfdivsel_to_enum.has_key(RFdiv)); + regs.rf_divider_select = rfdivsel_to_enum[RFdiv]; + + if (unit == dboard_iface::UNIT_RX) { + freq_range_t rx_lo_5dbm = list_of + (range_t(0.05e9, 1.4e9)) + ; + + freq_range_t rx_lo_2dbm = list_of + (range_t(1.4e9, 2.2e9)) + ; + + if (actual_freq == rx_lo_5dbm.clip(actual_freq)) regs.output_power = adf4350_regs_t::OUTPUT_POWER_5DBM; + + if (actual_freq == rx_lo_2dbm.clip(actual_freq)) regs.output_power = adf4350_regs_t::OUTPUT_POWER_2DBM; + + } else if (unit == dboard_iface::UNIT_TX) { + freq_range_t tx_lo_5dbm = list_of + (range_t(0.05e9, 1.7e9)) + (range_t(1.9e9, 2.2e9)) + ; + + freq_range_t tx_lo_m1dbm = list_of + (range_t(1.7e9, 1.9e9)) + ; + + if (actual_freq == tx_lo_5dbm.clip(actual_freq)) regs.output_power = adf4350_regs_t::OUTPUT_POWER_5DBM; + + if (actual_freq == tx_lo_m1dbm.clip(actual_freq)) regs.output_power = adf4350_regs_t::OUTPUT_POWER_M1DBM; + + } + + //write the registers + //correct power-up sequence to write registers (5, 4, 3, 2, 1, 0) + int addr; + + for(addr=5; addr>=0; addr--){ + UHD_LOGV(often) << boost::format( + "WBX SPI Reg (0x%02x): 0x%08x" + ) % addr % regs.get_reg(addr) << std::endl; + self_base->get_iface()->write_spi( + unit, spi_config_t::EDGE_RISE, + regs.get_reg(addr), 32 + ); + } + + //return the actual frequency + UHD_LOGV(often) << boost::format( + "WBX tune: actual frequency %f Mhz" + ) % (actual_freq/1e6) << std::endl; + return actual_freq; +} diff --git a/host/lib/usrp/dboard/db_wbx_version4.cpp b/host/lib/usrp/dboard/db_wbx_version4.cpp new file mode 100644 index 000000000..3a85826cd --- /dev/null +++ b/host/lib/usrp/dboard/db_wbx_version4.cpp @@ -0,0 +1,344 @@ +// +// Copyright 2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include "db_wbx_common.hpp" +#include "adf4351_regs.hpp" +#include <uhd/utils/log.hpp> +#include <uhd/types/dict.hpp> +#include <uhd/types/ranges.hpp> +#include <uhd/types/sensors.hpp> +#include <uhd/utils/assert_has.hpp> +#include <uhd/utils/algorithm.hpp> +#include <uhd/utils/msg.hpp> +#include <uhd/usrp/dboard_base.hpp> +#include <boost/assign/list_of.hpp> +#include <boost/format.hpp> +#include <boost/math/special_functions/round.hpp> + +using namespace uhd; +using namespace uhd::usrp; +using namespace boost::assign; + + +/*********************************************************************** + * WBX Version 3 Constants + **********************************************************************/ +static const uhd::dict<std::string, gain_range_t> wbx_v4_tx_gain_ranges = map_list_of + ("PGA0", gain_range_t(0, 31, 1.0)) +; + +static const freq_range_t wbx_v4_freq_range(50.0e6, 2.2e9); + + +/*********************************************************************** + * Gain-related functions + **********************************************************************/ +static int tx_pga0_gain_to_iobits(double &gain){ + //clip the input + gain = wbx_v4_tx_gain_ranges["PGA0"].clip(gain); + + //convert to attenuation + double attn = wbx_v4_tx_gain_ranges["PGA0"].stop() - gain; + + //calculate the attenuation + int attn_code = boost::math::iround(attn); + int iobits = ( + (attn_code & 16 ? 0 : TX_ATTN_16) | + (attn_code & 8 ? 0 : TX_ATTN_8) | + (attn_code & 4 ? 0 : TX_ATTN_4) | + (attn_code & 2 ? 0 : TX_ATTN_2) | + (attn_code & 1 ? 0 : TX_ATTN_1) + ) & TX_ATTN_MASK; + + UHD_LOGV(often) << boost::format( + "WBX TX Attenuation: %f dB, Code: %d, IO Bits %x, Mask: %x" + ) % attn % attn_code % (iobits & TX_ATTN_MASK) % TX_ATTN_MASK << std::endl; + + //the actual gain setting + gain = wbx_v4_tx_gain_ranges["PGA0"].stop() - double(attn_code); + + return iobits; +} + + +/*********************************************************************** + * WBX Common Implementation + **********************************************************************/ +wbx_base::wbx_version4::wbx_version4(wbx_base *_self_wbx_base) { + //register our handle on the primary wbx_base instance + self_base = _self_wbx_base; + + //////////////////////////////////////////////////////////////////// + // Register RX properties + //////////////////////////////////////////////////////////////////// + this->get_rx_subtree()->create<std::string>("name").set("WBX RX v4"); + this->get_rx_subtree()->create<double>("freq/value") + .coerce(boost::bind(&wbx_base::wbx_version4::set_lo_freq, this, dboard_iface::UNIT_RX, _1)) + .set((wbx_v4_freq_range.start() + wbx_v4_freq_range.stop())/2.0); + this->get_rx_subtree()->create<meta_range_t>("freq/range").set(wbx_v4_freq_range); + + //////////////////////////////////////////////////////////////////// + // Register TX properties + //////////////////////////////////////////////////////////////////// + this->get_tx_subtree()->create<std::string>("name").set("WBX TX v4"); + BOOST_FOREACH(const std::string &name, wbx_v4_tx_gain_ranges.keys()){ + self_base->get_tx_subtree()->create<double>("gains/"+name+"/value") + .coerce(boost::bind(&wbx_base::wbx_version4::set_tx_gain, this, _1, name)) + .set(wbx_v4_tx_gain_ranges[name].start()); + self_base->get_tx_subtree()->create<meta_range_t>("gains/"+name+"/range") + .set(wbx_v4_tx_gain_ranges[name]); + } + this->get_tx_subtree()->create<double>("freq/value") + .coerce(boost::bind(&wbx_base::wbx_version4::set_lo_freq, this, dboard_iface::UNIT_TX, _1)) + .set((wbx_v4_freq_range.start() + wbx_v4_freq_range.stop())/2.0); + this->get_tx_subtree()->create<meta_range_t>("freq/range").set(wbx_v4_freq_range); + this->get_tx_subtree()->create<bool>("enabled") + .subscribe(boost::bind(&wbx_base::wbx_version4::set_tx_enabled, this, _1)) + .set(true); //start enabled + + //set attenuator control bits + int v4_iobits = TX_ATTN_MASK; + int v4_tx_mod = ADF4351_PDBRF; + + //set the gpio directions and atr controls + self_base->get_iface()->set_pin_ctrl(dboard_iface::UNIT_TX, v4_tx_mod|v4_iobits); + self_base->get_iface()->set_pin_ctrl(dboard_iface::UNIT_RX, RXBB_PDB|ADF4351_PDBRF); + self_base->get_iface()->set_gpio_ddr(dboard_iface::UNIT_TX, TX_PUP_5V|TX_PUP_3V|v4_tx_mod|v4_iobits); + self_base->get_iface()->set_gpio_ddr(dboard_iface::UNIT_RX, RX_PUP_5V|RX_PUP_3V|ADF4351_CE|RXBB_PDB|ADF4351_PDBRF|RX_ATTN_MASK); + + //setup ATR for the mixer enables (always enabled to prevent phase slip between bursts) + //set TX gain iobits to min gain (max attenuation) when RX_ONLY or IDLE to suppress LO leakage + self_base->get_iface()->set_atr_reg(dboard_iface::UNIT_TX, dboard_iface::ATR_REG_IDLE, v4_tx_mod, TX_ATTN_MASK | TX_MIXER_DIS | v4_tx_mod); + self_base->get_iface()->set_atr_reg(dboard_iface::UNIT_TX, dboard_iface::ATR_REG_RX_ONLY, v4_tx_mod, TX_ATTN_MASK | TX_MIXER_DIS | v4_tx_mod); + self_base->get_iface()->set_atr_reg(dboard_iface::UNIT_TX, dboard_iface::ATR_REG_TX_ONLY, v4_tx_mod, TX_ATTN_MASK | TX_MIXER_DIS | v4_tx_mod); + self_base->get_iface()->set_atr_reg(dboard_iface::UNIT_TX, dboard_iface::ATR_REG_FULL_DUPLEX, v4_tx_mod, TX_ATTN_MASK | TX_MIXER_DIS | v4_tx_mod); + + self_base->get_iface()->set_atr_reg(dboard_iface::UNIT_RX, dboard_iface::ATR_REG_IDLE, RX_MIXER_ENB, RX_MIXER_DIS | RX_MIXER_ENB); + self_base->get_iface()->set_atr_reg(dboard_iface::UNIT_RX, dboard_iface::ATR_REG_TX_ONLY, RX_MIXER_ENB, RX_MIXER_DIS | RX_MIXER_ENB); + self_base->get_iface()->set_atr_reg(dboard_iface::UNIT_RX, dboard_iface::ATR_REG_RX_ONLY, RX_MIXER_ENB, RX_MIXER_DIS | RX_MIXER_ENB); + self_base->get_iface()->set_atr_reg(dboard_iface::UNIT_RX, dboard_iface::ATR_REG_FULL_DUPLEX, RX_MIXER_ENB, RX_MIXER_DIS | RX_MIXER_ENB); +} + +wbx_base::wbx_version4::~wbx_version4(void){ + /* NOP */ +} + + +/*********************************************************************** + * Enables + **********************************************************************/ +void wbx_base::wbx_version4::set_tx_enabled(bool enb) { + self_base->get_iface()->set_gpio_out(dboard_iface::UNIT_TX, + (enb)? TX_POWER_UP | ADF4351_CE : TX_POWER_DOWN, TX_POWER_UP | TX_POWER_DOWN | 0); +} + + +/*********************************************************************** + * Gain Handling + **********************************************************************/ +double wbx_base::wbx_version4::set_tx_gain(double gain, const std::string &name) { + assert_has(wbx_v4_tx_gain_ranges.keys(), name, "wbx tx gain name"); + if(name == "PGA0"){ + boost::uint16_t io_bits = tx_pga0_gain_to_iobits(gain); + + self_base->_tx_gains[name] = gain; + + //write the new gain to tx gpio outputs + //Update ATR with gain io_bits, only update for TX_ONLY and FULL_DUPLEX ATR states + self_base->get_iface()->set_atr_reg(dboard_iface::UNIT_TX, dboard_iface::ATR_REG_TX_ONLY, io_bits, TX_ATTN_MASK); + self_base->get_iface()->set_atr_reg(dboard_iface::UNIT_TX, dboard_iface::ATR_REG_FULL_DUPLEX, io_bits, TX_ATTN_MASK); + + } + else UHD_THROW_INVALID_CODE_PATH(); + return self_base->_tx_gains[name]; +} + + +/*********************************************************************** + * Tuning + **********************************************************************/ +double wbx_base::wbx_version4::set_lo_freq(dboard_iface::unit_t unit, double target_freq) { + //clip to tuning range + target_freq = wbx_v4_freq_range.clip(target_freq); + + UHD_LOGV(often) << boost::format( + "WBX tune: target frequency %f Mhz" + ) % (target_freq/1e6) << std::endl; + + //map prescaler setting to mininmum integer divider (N) values (pg.18 prescaler) + static const uhd::dict<int, int> prescaler_to_min_int_div = map_list_of + (0,23) //adf4351_regs_t::PRESCALER_4_5 + (1,75) //adf4351_regs_t::PRESCALER_8_9 + ; + + //map rf divider select output dividers to enums + static const uhd::dict<int, adf4351_regs_t::rf_divider_select_t> rfdivsel_to_enum = map_list_of + (1, adf4351_regs_t::RF_DIVIDER_SELECT_DIV1) + (2, adf4351_regs_t::RF_DIVIDER_SELECT_DIV2) + (4, adf4351_regs_t::RF_DIVIDER_SELECT_DIV4) + (8, adf4351_regs_t::RF_DIVIDER_SELECT_DIV8) + (16, adf4351_regs_t::RF_DIVIDER_SELECT_DIV16) + (32, adf4351_regs_t::RF_DIVIDER_SELECT_DIV32) + (64, adf4351_regs_t::RF_DIVIDER_SELECT_DIV64) + ; + + double actual_freq, pfd_freq; + double ref_freq = self_base->get_iface()->get_clock_rate(unit); + int R=0, BS=0, N=0, FRAC=0, MOD=0; + int RFdiv = 1; + adf4351_regs_t::reference_divide_by_2_t T = adf4351_regs_t::REFERENCE_DIVIDE_BY_2_DISABLED; + adf4351_regs_t::reference_doubler_t D = adf4351_regs_t::REFERENCE_DOUBLER_DISABLED; + + //Reference doubler for 50% duty cycle + // if ref_freq < 12.5MHz enable regs.reference_divide_by_2 + if(ref_freq <= 12.5e6) D = adf4351_regs_t::REFERENCE_DOUBLER_ENABLED; + + //increase RF divider until acceptable VCO frequency + //start with target_freq*2 because mixer has divide by 2 + double vco_freq = target_freq*2; + while (vco_freq < 2.2e9) { + vco_freq *= 2; + RFdiv *= 2; + } + + //use 8/9 prescaler for vco_freq > 3 GHz (pg.18 prescaler) + adf4351_regs_t::prescaler_t prescaler = vco_freq > 3e9 ? adf4351_regs_t::PRESCALER_8_9 : adf4351_regs_t::PRESCALER_4_5; + + /* + * The goal here is to loop though possible R dividers, + * band select clock dividers, N (int) dividers, and FRAC + * (frac) dividers. + * + * Calculate the N and F dividers for each set of values. + * The loop exits when it meets all of the constraints. + * The resulting loop values are loaded into the registers. + * + * from pg.21 + * + * f_pfd = f_ref*(1+D)/(R*(1+T)) + * f_vco = (N + (FRAC/MOD))*f_pfd + * N = f_vco/f_pfd - FRAC/MOD = f_vco*((R*(T+1))/(f_ref*(1+D))) - FRAC/MOD + * f_rf = f_vco/RFdiv) + * f_actual = f_rf/2 + */ + for(R = 1; R <= 1023; R+=1){ + //PFD input frequency = f_ref/R ... ignoring Reference doubler/divide-by-2 (D & T) + pfd_freq = ref_freq*(1+D)/(R*(1+T)); + + //keep the PFD frequency at or below 25MHz (Loop Filter Bandwidth) + if (pfd_freq > 25e6) continue; + + //ignore fractional part of tuning + N = int(std::floor(vco_freq/pfd_freq)); + + //keep N > minimum int divider requirement + if (N < prescaler_to_min_int_div[prescaler]) continue; + + for(BS=1; BS <= 255; BS+=1){ + //keep the band select frequency at or below 100KHz + //constraint on band select clock + if (pfd_freq/BS > 100e3) continue; + goto done_loop; + } + } done_loop: + + //Fractional-N calculation + MOD = 4095; //max fractional accuracy + FRAC = int((vco_freq/pfd_freq - N)*MOD); + + //Reference divide-by-2 for 50% duty cycle + // if R even, move one divide by 2 to to regs.reference_divide_by_2 + if(R % 2 == 0){ + T = adf4351_regs_t::REFERENCE_DIVIDE_BY_2_ENABLED; + R /= 2; + } + + //actual frequency calculation + actual_freq = double((N + (double(FRAC)/double(MOD)))*ref_freq*(1+int(D))/(R*(1+int(T)))/RFdiv/2); + + + UHD_LOGV(often) + << boost::format("WBX Intermediates: ref=%0.2f, outdiv=%f, fbdiv=%f") % (ref_freq*(1+int(D))/(R*(1+int(T)))) % double(RFdiv*2) % double(N + double(FRAC)/double(MOD)) << std::endl + + << boost::format("WBX tune: R=%d, BS=%d, N=%d, FRAC=%d, MOD=%d, T=%d, D=%d, RFdiv=%d, LD=%s" + ) % R % BS % N % FRAC % MOD % T % D % RFdiv % self_base->get_locked(unit).to_pp_string() << std::endl + << boost::format("WBX Frequencies (MHz): REQ=%0.2f, ACT=%0.2f, VCO=%0.2f, PFD=%0.2f, BAND=%0.2f" + ) % (target_freq/1e6) % (actual_freq/1e6) % (vco_freq/1e6) % (pfd_freq/1e6) % (pfd_freq/BS/1e6) << std::endl; + + //load the register values + adf4351_regs_t regs; + + regs.frac_12_bit = FRAC; + regs.int_16_bit = N; + regs.mod_12_bit = MOD; + regs.prescaler = prescaler; + regs.r_counter_10_bit = R; + regs.reference_divide_by_2 = T; + regs.reference_doubler = D; + regs.band_select_clock_div = BS; + UHD_ASSERT_THROW(rfdivsel_to_enum.has_key(RFdiv)); + regs.rf_divider_select = rfdivsel_to_enum[RFdiv]; + + if (unit == dboard_iface::UNIT_RX) { + freq_range_t rx_lo_5dbm = list_of + (range_t(0.05e9, 1.4e9)) + ; + + freq_range_t rx_lo_2dbm = list_of + (range_t(1.4e9, 2.2e9)) + ; + + if (actual_freq == rx_lo_5dbm.clip(actual_freq)) regs.output_power = adf4351_regs_t::OUTPUT_POWER_5DBM; + + if (actual_freq == rx_lo_2dbm.clip(actual_freq)) regs.output_power = adf4351_regs_t::OUTPUT_POWER_2DBM; + + } else if (unit == dboard_iface::UNIT_TX) { + freq_range_t tx_lo_5dbm = list_of + (range_t(0.05e9, 1.7e9)) + (range_t(1.9e9, 2.2e9)) + ; + + freq_range_t tx_lo_m1dbm = list_of + (range_t(1.7e9, 1.9e9)) + ; + + if (actual_freq == tx_lo_5dbm.clip(actual_freq)) regs.output_power = adf4351_regs_t::OUTPUT_POWER_5DBM; + + if (actual_freq == tx_lo_m1dbm.clip(actual_freq)) regs.output_power = adf4351_regs_t::OUTPUT_POWER_M1DBM; + + } + + //write the registers + //correct power-up sequence to write registers (5, 4, 3, 2, 1, 0) + int addr; + + for(addr=5; addr>=0; addr--){ + UHD_LOGV(often) << boost::format( + "WBX SPI Reg (0x%02x): 0x%08x" + ) % addr % regs.get_reg(addr) << std::endl; + self_base->get_iface()->write_spi( + unit, spi_config_t::EDGE_RISE, + regs.get_reg(addr), 32 + ); + } + + //return the actual frequency + UHD_LOGV(often) << boost::format( + "WBX tune: actual frequency %f Mhz" + ) % (actual_freq/1e6) << std::endl; + return actual_freq; +} diff --git a/host/lib/usrp/dboard/db_xcvr2450.cpp b/host/lib/usrp/dboard/db_xcvr2450.cpp new file mode 100644 index 000000000..0fdad0d40 --- /dev/null +++ b/host/lib/usrp/dboard/db_xcvr2450.cpp @@ -0,0 +1,673 @@ +// +// Copyright 2010-2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +// TX IO Pins +#define HB_PA_OFF_TXIO (1 << 15) // 5GHz PA, 1 = off, 0 = on +#define LB_PA_OFF_TXIO (1 << 14) // 2.4GHz PA, 1 = off, 0 = on +#define ANTSEL_TX1_RX2_TXIO (1 << 13) // 1 = Ant 1 to TX, Ant 2 to RX +#define ANTSEL_TX2_RX1_TXIO (1 << 12) // 1 = Ant 2 to TX, Ant 1 to RX +#define TX_EN_TXIO (1 << 11) // 1 = TX on, 0 = TX off +#define AD9515DIV_TXIO (1 << 4) // 1 = Div by 3, 0 = Div by 2 + +#define TXIO_MASK (HB_PA_OFF_TXIO | LB_PA_OFF_TXIO | ANTSEL_TX1_RX2_TXIO | ANTSEL_TX2_RX1_TXIO | TX_EN_TXIO | AD9515DIV_TXIO) + +// TX IO Functions +#define HB_PA_TXIO LB_PA_OFF_TXIO +#define LB_PA_TXIO HB_PA_OFF_TXIO +#define TX_ENB_TXIO TX_EN_TXIO +#define TX_DIS_TXIO 0 +#define AD9515DIV_3_TXIO AD9515DIV_TXIO +#define AD9515DIV_2_TXIO 0 + +// RX IO Pins +#define LOCKDET_RXIO (1 << 15) // This is an INPUT!!! +#define POWER_RXIO (1 << 14) // 1 = power on, 0 = shutdown +#define RX_EN_RXIO (1 << 13) // 1 = RX on, 0 = RX off +#define RX_HP_RXIO (1 << 12) // 0 = Fc set by rx_hpf, 1 = 600 KHz + +#define RXIO_MASK (POWER_RXIO | RX_EN_RXIO | RX_HP_RXIO) + +// RX IO Functions +#define POWER_UP_RXIO POWER_RXIO +#define POWER_DOWN_RXIO 0 +#define RX_ENB_RXIO RX_EN_RXIO +#define RX_DIS_RXIO 0 + +#include "max2829_regs.hpp" +#include <uhd/utils/log.hpp> +#include <uhd/utils/static.hpp> +#include <uhd/utils/safe_call.hpp> +#include <uhd/utils/assert_has.hpp> +#include <uhd/utils/algorithm.hpp> +#include <uhd/types/ranges.hpp> +#include <uhd/types/sensors.hpp> +#include <uhd/types/dict.hpp> +#include <uhd/usrp/dboard_base.hpp> +#include <uhd/usrp/dboard_manager.hpp> +#include <boost/assign/list_of.hpp> +#include <boost/format.hpp> +#include <boost/thread.hpp> +#include <boost/math/special_functions/round.hpp> +#include <utility> + +using namespace uhd; +using namespace uhd::usrp; +using namespace boost::assign; + +/*********************************************************************** + * The XCVR 2450 constants + **********************************************************************/ +static const freq_range_t xcvr_freq_range = list_of + (range_t(2.4e9, 2.5e9)) + (range_t(4.9e9, 6.0e9)) +; + +//Multiplied by 2.0 for conversion to complex bandpass from lowpass +static const freq_range_t xcvr_tx_bandwidth_range = list_of + (range_t(2.0*12e6)) + (range_t(2.0*18e6)) + (range_t(2.0*24e6)) +; + +//Multiplied by 2.0 for conversion to complex bandpass from lowpass +static const freq_range_t xcvr_rx_bandwidth_range = list_of + (range_t(2.0*0.9*7.5e6, 2.0*1.1*7.5e6)) + (range_t(2.0*0.9*9.5e6, 2.0*1.1*9.5e6)) + (range_t(2.0*0.9*14e6, 2.0*1.1*14e6)) + (range_t(2.0*0.9*18e6, 2.0*1.1*18e6)) +; + +static const std::vector<std::string> xcvr_antennas = list_of("J1")("J2"); + +static const uhd::dict<std::string, gain_range_t> xcvr_tx_gain_ranges = map_list_of + ("VGA", gain_range_t(0, 30, 0.5)) + ("BB", gain_range_t(0, 5, 1.5)) +; +static const uhd::dict<std::string, gain_range_t> xcvr_rx_gain_ranges = map_list_of + ("LNA", gain_range_t(list_of + (range_t(0)) + (range_t(15)) + (range_t(30.5)) + )) + ("VGA", gain_range_t(0, 62, 2.0)) +; + +/*********************************************************************** + * The XCVR 2450 dboard class + **********************************************************************/ +class xcvr2450 : public xcvr_dboard_base{ +public: + xcvr2450(ctor_args_t args); + ~xcvr2450(void); + +private: + double _lo_freq; + double _rx_bandwidth, _tx_bandwidth; + uhd::dict<std::string, double> _tx_gains, _rx_gains; + std::string _tx_ant, _rx_ant; + int _ad9515div; + max2829_regs_t _max2829_regs; + + double set_lo_freq(double target_freq); + double set_lo_freq_core(double target_freq); + void set_tx_ant(const std::string &ant); + void set_rx_ant(const std::string &ant); + double set_tx_gain(double gain, const std::string &name); + double set_rx_gain(double gain, const std::string &name); + double set_rx_bandwidth(double bandwidth); + double set_tx_bandwidth(double bandwidth); + + void update_atr(void); + void spi_reset(void); + void send_reg(boost::uint8_t addr){ + boost::uint32_t value = _max2829_regs.get_reg(addr); + UHD_LOGV(often) << boost::format( + "XCVR2450: send reg 0x%02x, value 0x%05x" + ) % int(addr) % value << std::endl; + this->get_iface()->write_spi( + dboard_iface::UNIT_RX, + spi_config_t::EDGE_RISE, + value, 24 + ); + } + + static bool is_highband(double freq){return freq > 3e9;} + + /*! + * Get the lock detect status of the LO. + * \return sensor for locked + */ + sensor_value_t get_locked(void){ + const bool locked = (this->get_iface()->read_gpio(dboard_iface::UNIT_RX) & LOCKDET_RXIO) != 0; + return sensor_value_t("LO", locked, "locked", "unlocked"); + } + + /*! + * Read the RSSI from the aux adc + * \return the rssi sensor in dBm + */ + sensor_value_t get_rssi(void){ + //*FIXME* RSSI depends on LNA Gain Setting (datasheet pg 16 top middle chart) + double max_power = 0.0; + switch(_max2829_regs.rx_lna_gain){ + case 0: + case 1: max_power = 0; break; + case 2: max_power = -15; break; + case 3: max_power = -30.5; break; + } + + //constants for the rssi calculation + static const double min_v = 2.5, max_v = 0.5; + static const double rssi_dyn_range = 60.0; + //calculate the rssi from the voltage + double voltage = this->get_iface()->read_aux_adc(dboard_iface::UNIT_RX, dboard_iface::AUX_ADC_B); + double rssi = max_power - rssi_dyn_range*(voltage - min_v)/(max_v - min_v); + return sensor_value_t("RSSI", rssi, "dBm"); + } +}; + +/*********************************************************************** + * Register the XCVR 2450 dboard + **********************************************************************/ +static dboard_base::sptr make_xcvr2450(dboard_base::ctor_args_t args){ + return dboard_base::sptr(new xcvr2450(args)); +} + +UHD_STATIC_BLOCK(reg_xcvr2450_dboard){ + //register the factory function for the rx and tx dbids + dboard_manager::register_dboard(0x0061, 0x0060, &make_xcvr2450, "XCVR2450"); +} + +/*********************************************************************** + * Structors + **********************************************************************/ +xcvr2450::xcvr2450(ctor_args_t args) : xcvr_dboard_base(args){ + spi_reset(); //prepare the spi + + _rx_bandwidth = 9.5e6; + _tx_bandwidth = 12.0e6; + + //setup the misc max2829 registers + _max2829_regs.mimo_select = max2829_regs_t::MIMO_SELECT_MIMO; + _max2829_regs.band_sel_mimo = max2829_regs_t::BAND_SEL_MIMO_MIMO; + _max2829_regs.pll_cp_select = max2829_regs_t::PLL_CP_SELECT_4MA; + _max2829_regs.rssi_high_bw = max2829_regs_t::RSSI_HIGH_BW_6MHZ; + _max2829_regs.tx_lpf_coarse_adj = max2829_regs_t::TX_LPF_COARSE_ADJ_12MHZ; + _max2829_regs.rx_lpf_coarse_adj = max2829_regs_t::RX_LPF_COARSE_ADJ_9_5MHZ; + _max2829_regs.rx_lpf_fine_adj = max2829_regs_t::RX_LPF_FINE_ADJ_100; + _max2829_regs.rx_vga_gain_spi = max2829_regs_t::RX_VGA_GAIN_SPI_SPI; + _max2829_regs.rssi_output_range = max2829_regs_t::RSSI_OUTPUT_RANGE_HIGH; + _max2829_regs.rssi_op_mode = max2829_regs_t::RSSI_OP_MODE_ENABLED; + _max2829_regs.rssi_pin_fcn = max2829_regs_t::RSSI_PIN_FCN_RSSI; + _max2829_regs.rx_highpass = max2829_regs_t::RX_HIGHPASS_100HZ; + _max2829_regs.tx_vga_gain_spi = max2829_regs_t::TX_VGA_GAIN_SPI_SPI; + _max2829_regs.pa_driver_linearity = max2829_regs_t::PA_DRIVER_LINEARITY_78; + _max2829_regs.tx_vga_linearity = max2829_regs_t::TX_VGA_LINEARITY_78; + _max2829_regs.tx_upconv_linearity = max2829_regs_t::TX_UPCONV_LINEARITY_78; + + //send initial register settings + for(boost::uint8_t reg = 0x2; reg <= 0xC; reg++){ + this->send_reg(reg); + } + + //////////////////////////////////////////////////////////////////// + // Register RX properties + //////////////////////////////////////////////////////////////////// + this->get_rx_subtree()->create<std::string>("name") + .set(get_rx_id().to_pp_string()); + this->get_rx_subtree()->create<sensor_value_t>("sensors/lo_locked") + .publish(boost::bind(&xcvr2450::get_locked, this)); + this->get_rx_subtree()->create<sensor_value_t>("sensors/rssi") + .publish(boost::bind(&xcvr2450::get_rssi, this)); + BOOST_FOREACH(const std::string &name, xcvr_rx_gain_ranges.keys()){ + this->get_rx_subtree()->create<double>("gains/"+name+"/value") + .coerce(boost::bind(&xcvr2450::set_rx_gain, this, _1, name)) + .set(xcvr_rx_gain_ranges[name].start()); + this->get_rx_subtree()->create<meta_range_t>("gains/"+name+"/range") + .set(xcvr_rx_gain_ranges[name]); + } + this->get_rx_subtree()->create<double>("freq/value") + .coerce(boost::bind(&xcvr2450::set_lo_freq, this, _1)) + .set(double(2.45e9)); + this->get_rx_subtree()->create<meta_range_t>("freq/range") + .set(xcvr_freq_range); + this->get_rx_subtree()->create<std::string>("antenna/value") + .subscribe(boost::bind(&xcvr2450::set_rx_ant, this, _1)) + .set(xcvr_antennas.at(0)); + this->get_rx_subtree()->create<std::vector<std::string> >("antenna/options") + .set(xcvr_antennas); + this->get_rx_subtree()->create<std::string>("connection") + .set("IQ"); + this->get_rx_subtree()->create<bool>("enabled") + .set(true); //always enabled + this->get_rx_subtree()->create<bool>("use_lo_offset") + .set(false); + this->get_rx_subtree()->create<double>("bandwidth/value") + .coerce(boost::bind(&xcvr2450::set_rx_bandwidth, this, _1)) //complex bandpass bandwidth + .set(2.0*_rx_bandwidth); //_rx_bandwidth in lowpass, convert to complex bandpass + this->get_rx_subtree()->create<meta_range_t>("bandwidth/range") + .set(xcvr_rx_bandwidth_range); + + //////////////////////////////////////////////////////////////////// + // Register TX properties + //////////////////////////////////////////////////////////////////// + this->get_tx_subtree()->create<std::string>("name") + .set(get_tx_id().to_pp_string()); + this->get_tx_subtree()->create<sensor_value_t>("sensors/lo_locked") + .publish(boost::bind(&xcvr2450::get_locked, this)); + BOOST_FOREACH(const std::string &name, xcvr_tx_gain_ranges.keys()){ + this->get_tx_subtree()->create<double>("gains/"+name+"/value") + .coerce(boost::bind(&xcvr2450::set_tx_gain, this, _1, name)) + .set(xcvr_tx_gain_ranges[name].start()); + this->get_tx_subtree()->create<meta_range_t>("gains/"+name+"/range") + .set(xcvr_tx_gain_ranges[name]); + } + this->get_tx_subtree()->create<double>("freq/value") + .coerce(boost::bind(&xcvr2450::set_lo_freq, this, _1)) + .set(double(2.45e9)); + this->get_tx_subtree()->create<meta_range_t>("freq/range") + .set(xcvr_freq_range); + this->get_tx_subtree()->create<std::string>("antenna/value") + .subscribe(boost::bind(&xcvr2450::set_tx_ant, this, _1)) + .set(xcvr_antennas.at(1)); + this->get_tx_subtree()->create<std::vector<std::string> >("antenna/options") + .set(xcvr_antennas); + this->get_tx_subtree()->create<std::string>("connection") + .set("QI"); + this->get_tx_subtree()->create<bool>("enabled") + .set(true); //always enabled + this->get_tx_subtree()->create<bool>("use_lo_offset") + .set(true); + this->get_tx_subtree()->create<double>("bandwidth/value") + .coerce(boost::bind(&xcvr2450::set_tx_bandwidth, this, _1)) //complex bandpass bandwidth + .set(2.0*_tx_bandwidth); //_tx_bandwidth in lowpass, convert to complex bandpass + this->get_tx_subtree()->create<meta_range_t>("bandwidth/range") + .set(xcvr_tx_bandwidth_range); + + //enable only the clocks we need + this->get_iface()->set_clock_enabled(dboard_iface::UNIT_TX, true); + + //set the gpio directions and atr controls (identically) + this->get_iface()->set_pin_ctrl(dboard_iface::UNIT_TX, TXIO_MASK); + this->get_iface()->set_pin_ctrl(dboard_iface::UNIT_RX, RXIO_MASK); + this->get_iface()->set_gpio_ddr(dboard_iface::UNIT_TX, TXIO_MASK); + this->get_iface()->set_gpio_ddr(dboard_iface::UNIT_RX, RXIO_MASK); +} + +xcvr2450::~xcvr2450(void){ + UHD_SAFE_CALL(spi_reset();) +} + +void xcvr2450::spi_reset(void){ + //spi reset mode: global enable = off, tx and rx enable = on + this->get_iface()->set_atr_reg(dboard_iface::UNIT_TX, dboard_iface::ATR_REG_IDLE, TX_ENB_TXIO); + this->get_iface()->set_atr_reg(dboard_iface::UNIT_RX, dboard_iface::ATR_REG_IDLE, RX_ENB_RXIO | POWER_DOWN_RXIO); + boost::this_thread::sleep(boost::posix_time::milliseconds(10)); + + //take it back out of spi reset mode and wait a bit + this->get_iface()->set_atr_reg(dboard_iface::UNIT_RX, dboard_iface::ATR_REG_IDLE, RX_DIS_RXIO | POWER_UP_RXIO); + boost::this_thread::sleep(boost::posix_time::milliseconds(10)); +} + +/*********************************************************************** + * Update ATR regs which change with Antenna or Freq + **********************************************************************/ +void xcvr2450::update_atr(void){ + //calculate tx atr pins + int band_sel = (xcvr2450::is_highband(_lo_freq))? HB_PA_TXIO : LB_PA_TXIO; + int tx_ant_sel = (_tx_ant == "J1")? ANTSEL_TX1_RX2_TXIO : ANTSEL_TX2_RX1_TXIO; + int rx_ant_sel = (_rx_ant == "J2")? ANTSEL_TX1_RX2_TXIO : ANTSEL_TX2_RX1_TXIO; + int xx_ant_sel = tx_ant_sel; //Prefer the tx antenna selection for full duplex, + //due to the issue that USRP1 will take the value of full duplex for its TXATR. + int ad9515div = (_ad9515div == 3)? AD9515DIV_3_TXIO : AD9515DIV_2_TXIO; + + //set the tx registers + this->get_iface()->set_atr_reg(dboard_iface::UNIT_TX, dboard_iface::ATR_REG_IDLE, band_sel | ad9515div | TX_DIS_TXIO); + this->get_iface()->set_atr_reg(dboard_iface::UNIT_TX, dboard_iface::ATR_REG_RX_ONLY, band_sel | ad9515div | TX_DIS_TXIO | rx_ant_sel); + this->get_iface()->set_atr_reg(dboard_iface::UNIT_TX, dboard_iface::ATR_REG_TX_ONLY, band_sel | ad9515div | TX_ENB_TXIO | tx_ant_sel); + this->get_iface()->set_atr_reg(dboard_iface::UNIT_TX, dboard_iface::ATR_REG_FULL_DUPLEX, band_sel | ad9515div | TX_ENB_TXIO | xx_ant_sel); + + //set the rx registers + this->get_iface()->set_atr_reg(dboard_iface::UNIT_RX, dboard_iface::ATR_REG_IDLE, POWER_UP_RXIO | RX_DIS_RXIO); + this->get_iface()->set_atr_reg(dboard_iface::UNIT_RX, dboard_iface::ATR_REG_RX_ONLY, POWER_UP_RXIO | RX_ENB_RXIO); + this->get_iface()->set_atr_reg(dboard_iface::UNIT_RX, dboard_iface::ATR_REG_TX_ONLY, POWER_UP_RXIO | RX_DIS_RXIO); + this->get_iface()->set_atr_reg(dboard_iface::UNIT_RX, dboard_iface::ATR_REG_FULL_DUPLEX, POWER_UP_RXIO | RX_DIS_RXIO); +} + +/*********************************************************************** + * Tuning + **********************************************************************/ +double xcvr2450::set_lo_freq(double target_freq){ + //tune the LO and sleep a bit for lock + //if not locked, try some carrier offsets + double actual = 0.0; + for (double offset = 0.0; offset <= 3e6; offset+=1e6){ + actual = this->set_lo_freq_core(target_freq + offset); + boost::this_thread::sleep(boost::posix_time::milliseconds(50)); + if (this->get_locked().to_bool()) break; + } + return actual; +} + +double xcvr2450::set_lo_freq_core(double target_freq){ + + //clip the input to the range + target_freq = xcvr_freq_range.clip(target_freq); + + //variables used in the calculation below + double scaler = xcvr2450::is_highband(target_freq)? (4.0/5.0) : (4.0/3.0); + double ref_freq = this->get_iface()->get_clock_rate(dboard_iface::UNIT_TX); + int R, intdiv, fracdiv; + + //loop through values until we get a match + for(_ad9515div = 2; _ad9515div <= 3; _ad9515div++){ + for(R = 1; R <= 7; R++){ + double N = (target_freq*scaler*R*_ad9515div)/ref_freq; + intdiv = int(std::floor(N)); + fracdiv = boost::math::iround((N - intdiv)*double(1 << 16)); + //actual minimum is 128, but most chips seems to require higher to lock + if (intdiv < 131 or intdiv > 255) continue; + //constraints met: exit loop + goto done_loop; + } + } done_loop: + + //calculate the actual freq from the values above + double N = double(intdiv) + double(fracdiv)/double(1 << 16); + _lo_freq = (N*ref_freq)/(scaler*R*_ad9515div); + + UHD_LOGV(often) + << boost::format("XCVR2450 tune:\n") + << boost::format(" R=%d, N=%f, ad9515=%d, scaler=%f\n") % R % N % _ad9515div % scaler + << boost::format(" Ref Freq=%fMHz\n") % (ref_freq/1e6) + << boost::format(" Target Freq=%fMHz\n") % (target_freq/1e6) + << boost::format(" Actual Freq=%fMHz\n") % (_lo_freq/1e6) + << std::endl; + + //high-high band or low-high band? + if(_lo_freq > (5.35e9 + 5.47e9)/2.0){ + UHD_LOGV(often) << "XCVR2450 tune: Using high-high band" << std::endl; + _max2829_regs.band_select_802_11a = max2829_regs_t::BAND_SELECT_802_11A_5_47GHZ_TO_5_875GHZ; + }else{ + UHD_LOGV(often) << "XCVR2450 tune: Using low-high band" << std::endl; + _max2829_regs.band_select_802_11a = max2829_regs_t::BAND_SELECT_802_11A_4_9GHZ_TO_5_35GHZ; + } + + //new band select settings and ad9515 divider + this->update_atr(); + + //load new counters into registers + _max2829_regs.int_div_ratio_word = intdiv; + _max2829_regs.frac_div_ratio_lsb = fracdiv & 0x3; + _max2829_regs.frac_div_ratio_msb = fracdiv >> 2; + this->send_reg(0x3); //integer + this->send_reg(0x4); //fractional + + //load the reference divider and band select into registers + //toggle the bandswitch from off to automatic (which really means start) + _max2829_regs.ref_divider = R; + _max2829_regs.band_select = (xcvr2450::is_highband(_lo_freq))? + max2829_regs_t::BAND_SELECT_5GHZ : + max2829_regs_t::BAND_SELECT_2_4GHZ ; + _max2829_regs.vco_bandswitch = max2829_regs_t::VCO_BANDSWITCH_DISABLE; + this->send_reg(0x5); + _max2829_regs.vco_bandswitch = max2829_regs_t::VCO_BANDSWITCH_AUTOMATIC;; + this->send_reg(0x5); + + return _lo_freq; +} + +/*********************************************************************** + * Antenna Handling + **********************************************************************/ +void xcvr2450::set_tx_ant(const std::string &ant){ + assert_has(xcvr_antennas, ant, "xcvr antenna name"); + _tx_ant = ant; + this->update_atr(); //sets the atr to the new antenna setting +} + +void xcvr2450::set_rx_ant(const std::string &ant){ + assert_has(xcvr_antennas, ant, "xcvr antenna name"); + _rx_ant = ant; + this->update_atr(); //sets the atr to the new antenna setting +} + +/*********************************************************************** + * Gain Handling + **********************************************************************/ +/*! + * Convert a requested gain for the tx vga into the integer register value. + * The gain passed into the function will be set to the actual value. + * \param gain the requested gain in dB + * \return 6 bit the register value + */ +static int gain_to_tx_vga_reg(double &gain){ + //calculate the register value + int reg = uhd::clip(boost::math::iround(gain*60/30.0) + 3, 0, 63); + + //calculate the actual gain value + if (reg < 4) gain = 0; + else if (reg < 48) gain = double(reg/2 - 1); + else gain = double(reg/2.0 - 1.5); + + //return register value + return reg; +} + +/*! + * Convert a requested gain for the tx bb into the integer register value. + * The gain passed into the function will be set to the actual value. + * \param gain the requested gain in dB + * \return gain enum value + */ +static max2829_regs_t::tx_baseband_gain_t gain_to_tx_bb_reg(double &gain){ + int reg = uhd::clip(boost::math::iround(gain*3/5.0), 0, 3); + switch(reg){ + case 0: + gain = 0; + return max2829_regs_t::TX_BASEBAND_GAIN_0DB; + case 1: + gain = 2; + return max2829_regs_t::TX_BASEBAND_GAIN_2DB; + case 2: + gain = 3.5; + return max2829_regs_t::TX_BASEBAND_GAIN_3_5DB; + case 3: + gain = 5; + return max2829_regs_t::TX_BASEBAND_GAIN_5DB; + } + UHD_THROW_INVALID_CODE_PATH(); +} + +/*! + * Convert a requested gain for the rx vga into the integer register value. + * The gain passed into the function will be set to the actual value. + * \param gain the requested gain in dB + * \return 5 bit the register value + */ +static int gain_to_rx_vga_reg(double &gain){ + int reg = uhd::clip(boost::math::iround(gain/2.0), 0, 31); + gain = double(reg*2); + return reg; +} + +/*! + * Convert a requested gain for the rx lna into the integer register value. + * The gain passed into the function will be set to the actual value. + * \param gain the requested gain in dB + * \return 2 bit the register value + */ +static int gain_to_rx_lna_reg(double &gain){ + int reg = uhd::clip(boost::math::iround(gain*2/30.5) + 1, 0, 3); + switch(reg){ + case 0: + case 1: gain = 0; break; + case 2: gain = 15; break; + case 3: gain = 30.5; break; + } + return reg; +} + +double xcvr2450::set_tx_gain(double gain, const std::string &name){ + assert_has(xcvr_tx_gain_ranges.keys(), name, "xcvr tx gain name"); + if (name == "VGA"){ + _max2829_regs.tx_vga_gain = gain_to_tx_vga_reg(gain); + send_reg(0xC); + } + else if(name == "BB"){ + _max2829_regs.tx_baseband_gain = gain_to_tx_bb_reg(gain); + send_reg(0x9); + } + else UHD_THROW_INVALID_CODE_PATH(); + _tx_gains[name] = gain; + + return gain; +} + +double xcvr2450::set_rx_gain(double gain, const std::string &name){ + assert_has(xcvr_rx_gain_ranges.keys(), name, "xcvr rx gain name"); + if (name == "VGA"){ + _max2829_regs.rx_vga_gain = gain_to_rx_vga_reg(gain); + send_reg(0xB); + } + else if(name == "LNA"){ + _max2829_regs.rx_lna_gain = gain_to_rx_lna_reg(gain); + send_reg(0xB); + } + else UHD_THROW_INVALID_CODE_PATH(); + _rx_gains[name] = gain; + + return gain; +} + + +/*********************************************************************** + * Bandwidth Handling + **********************************************************************/ +static max2829_regs_t::tx_lpf_coarse_adj_t bandwidth_to_tx_lpf_coarse_reg(double &bandwidth){ + int reg = uhd::clip(boost::math::iround((bandwidth-6.0e6)/6.0e6), 1, 3); + + switch(reg){ + case 1: // bandwidth < 15MHz + bandwidth = 12e6; + return max2829_regs_t::TX_LPF_COARSE_ADJ_12MHZ; + case 2: // 15MHz < bandwidth < 21MHz + bandwidth = 18e6; + return max2829_regs_t::TX_LPF_COARSE_ADJ_18MHZ; + case 3: // bandwidth > 21MHz + bandwidth = 24e6; + return max2829_regs_t::TX_LPF_COARSE_ADJ_24MHZ; + } + UHD_THROW_INVALID_CODE_PATH(); +} + +static max2829_regs_t::rx_lpf_fine_adj_t bandwidth_to_rx_lpf_fine_reg(double &bandwidth, double requested_bandwidth){ + int reg = uhd::clip(boost::math::iround((requested_bandwidth/bandwidth)/0.05), 18, 22); + + switch(reg){ + case 18: // requested_bandwidth < 92.5% + bandwidth = 0.9 * bandwidth; + return max2829_regs_t::RX_LPF_FINE_ADJ_90; + case 19: // 92.5% < requested_bandwidth < 97.5% + bandwidth = 0.95 * bandwidth; + return max2829_regs_t::RX_LPF_FINE_ADJ_95; + case 20: // 97.5% < requested_bandwidth < 102.5% + bandwidth = 1.0 * bandwidth; + return max2829_regs_t::RX_LPF_FINE_ADJ_100; + case 21: // 102.5% < requested_bandwidth < 107.5% + bandwidth = 1.05 * bandwidth; + return max2829_regs_t::RX_LPF_FINE_ADJ_105; + case 22: // 107.5% < requested_bandwidth + bandwidth = 1.1 * bandwidth; + return max2829_regs_t::RX_LPF_FINE_ADJ_110; + } + UHD_THROW_INVALID_CODE_PATH(); +} + +static max2829_regs_t::rx_lpf_coarse_adj_t bandwidth_to_rx_lpf_coarse_reg(double &bandwidth){ + int reg = uhd::clip(boost::math::iround((bandwidth-7.0e6)/1.0e6), 0, 11); + + switch(reg){ + case 0: // bandwidth < 7.5MHz + case 1: // 7.5MHz < bandwidth < 8.5MHz + bandwidth = 7.5e6; + return max2829_regs_t::RX_LPF_COARSE_ADJ_7_5MHZ; + case 2: // 8.5MHz < bandwidth < 9.5MHz + case 3: // 9.5MHz < bandwidth < 10.5MHz + case 4: // 10.5MHz < bandwidth < 11.5MHz + bandwidth = 9.5e6; + return max2829_regs_t::RX_LPF_COARSE_ADJ_9_5MHZ; + case 5: // 11.5MHz < bandwidth < 12.5MHz + case 6: // 12.5MHz < bandwidth < 13.5MHz + case 7: // 13.5MHz < bandwidth < 14.5MHz + case 8: // 14.5MHz < bandwidth < 15.5MHz + bandwidth = 14e6; + return max2829_regs_t::RX_LPF_COARSE_ADJ_14MHZ; + case 9: // 15.5MHz < bandwidth < 16.5MHz + case 10: // 16.5MHz < bandwidth < 17.5MHz + case 11: // 17.5MHz < bandwidth + bandwidth = 18e6; + return max2829_regs_t::RX_LPF_COARSE_ADJ_18MHZ; + } + UHD_THROW_INVALID_CODE_PATH(); +} + +double xcvr2450::set_rx_bandwidth(double bandwidth){ + double requested_bandwidth = bandwidth; + + //convert complex bandpass to lowpass bandwidth + bandwidth = bandwidth/2.0; + + //compute coarse low pass cutoff frequency setting + _max2829_regs.rx_lpf_coarse_adj = bandwidth_to_rx_lpf_coarse_reg(bandwidth); + + //compute fine low pass cutoff frequency setting + _max2829_regs.rx_lpf_fine_adj = bandwidth_to_rx_lpf_fine_reg(bandwidth, requested_bandwidth); + + //shadow bandwidth setting + _rx_bandwidth = bandwidth; + + //update register + send_reg(0x7); + + UHD_LOGV(often) << boost::format( + "XCVR2450 RX Bandwidth (lp_fc): %f Hz, coarse reg: %d, fine reg: %d" + ) % _rx_bandwidth % (int(_max2829_regs.rx_lpf_coarse_adj)) % (int(_max2829_regs.rx_lpf_fine_adj)) << std::endl; + + return 2.0*_rx_bandwidth; +} + +double xcvr2450::set_tx_bandwidth(double bandwidth){ + //convert complex bandpass to lowpass bandwidth + bandwidth = bandwidth/2.0; + + //compute coarse low pass cutoff frequency setting + _max2829_regs.tx_lpf_coarse_adj = bandwidth_to_tx_lpf_coarse_reg(bandwidth); + + //shadow bandwidth setting + _tx_bandwidth = bandwidth; + + //update register + send_reg(0x7); + + UHD_LOGV(often) << boost::format( + "XCVR2450 TX Bandwidth (lp_fc): %f Hz, coarse reg: %d" + ) % _tx_bandwidth % (int(_max2829_regs.tx_lpf_coarse_adj)) << std::endl; + + //convert lowpass back to complex bandpass bandwidth + return 2.0*_tx_bandwidth; +} diff --git a/host/lib/usrp/dboard_base.cpp b/host/lib/usrp/dboard_base.cpp new file mode 100644 index 000000000..fe14c02b9 --- /dev/null +++ b/host/lib/usrp/dboard_base.cpp @@ -0,0 +1,100 @@ +// +// Copyright 2010-2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include "dboard_ctor_args.hpp" +#include <uhd/usrp/dboard_base.hpp> +#include <boost/format.hpp> +#include <stdexcept> + +using namespace uhd; +using namespace uhd::usrp; + +/*********************************************************************** + * dboard_base dboard dboard_base class + **********************************************************************/ +struct dboard_base::impl{ + dboard_ctor_args_t args; +}; + +dboard_base::dboard_base(ctor_args_t args){ + _impl = UHD_PIMPL_MAKE(impl, ()); + _impl->args = *static_cast<dboard_ctor_args_t *>(args); +} + +std::string dboard_base::get_subdev_name(void){ + return _impl->args.sd_name; +} + +dboard_iface::sptr dboard_base::get_iface(void){ + return _impl->args.db_iface; +} + +dboard_id_t dboard_base::get_rx_id(void){ + return _impl->args.rx_id; +} + +dboard_id_t dboard_base::get_tx_id(void){ + return _impl->args.tx_id; +} + +property_tree::sptr dboard_base::get_rx_subtree(void){ + return _impl->args.rx_subtree; +} + +property_tree::sptr dboard_base::get_tx_subtree(void){ + return _impl->args.tx_subtree; +} + +/*********************************************************************** + * xcvr dboard dboard_base class + **********************************************************************/ +xcvr_dboard_base::xcvr_dboard_base(ctor_args_t args) : dboard_base(args){ + if (get_rx_id() == dboard_id_t::none()){ + throw uhd::runtime_error(str(boost::format( + "cannot create xcvr board when the rx id is \"%s\"" + ) % dboard_id_t::none().to_pp_string())); + } + if (get_tx_id() == dboard_id_t::none()){ + throw uhd::runtime_error(str(boost::format( + "cannot create xcvr board when the tx id is \"%s\"" + ) % dboard_id_t::none().to_pp_string())); + } +} + +/*********************************************************************** + * rx dboard dboard_base class + **********************************************************************/ +rx_dboard_base::rx_dboard_base(ctor_args_t args) : dboard_base(args){ + if (get_tx_id() != dboard_id_t::none()){ + throw uhd::runtime_error(str(boost::format( + "cannot create rx board when the tx id is \"%s\"" + " -> expected a tx id of \"%s\"" + ) % get_tx_id().to_pp_string() % dboard_id_t::none().to_pp_string())); + } +} + +/*********************************************************************** + * tx dboard dboard_base class + **********************************************************************/ +tx_dboard_base::tx_dboard_base(ctor_args_t args) : dboard_base(args){ + if (get_rx_id() != dboard_id_t::none()){ + throw uhd::runtime_error(str(boost::format( + "cannot create tx board when the rx id is \"%s\"" + " -> expected a rx id of \"%s\"" + ) % get_rx_id().to_pp_string() % dboard_id_t::none().to_pp_string())); + } +} diff --git a/host/lib/usrp/dboard_ctor_args.hpp b/host/lib/usrp/dboard_ctor_args.hpp new file mode 100644 index 000000000..99c071ff8 --- /dev/null +++ b/host/lib/usrp/dboard_ctor_args.hpp @@ -0,0 +1,38 @@ +// +// Copyright 2010 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#ifndef INCLUDED_LIBUHD_USRP_DBOARD_CTOR_ARGS_HPP +#define INCLUDED_LIBUHD_USRP_DBOARD_CTOR_ARGS_HPP + +#include <uhd/property_tree.hpp> +#include <uhd/usrp/dboard_id.hpp> +#include <uhd/usrp/dboard_base.hpp> +#include <uhd/usrp/dboard_iface.hpp> +#include <string> + +namespace uhd{ namespace usrp{ + + struct dboard_ctor_args_t{ + std::string sd_name; + dboard_iface::sptr db_iface; + dboard_id_t rx_id, tx_id; + property_tree::sptr rx_subtree, tx_subtree; + }; + +}} //namespace + +#endif /* INCLUDED_LIBUHD_USRP_DBOARD_CTOR_ARGS_HPP */ diff --git a/host/lib/usrp/dboard_eeprom.cpp b/host/lib/usrp/dboard_eeprom.cpp new file mode 100644 index 000000000..f2bee47a9 --- /dev/null +++ b/host/lib/usrp/dboard_eeprom.cpp @@ -0,0 +1,169 @@ +// +// Copyright 2010-2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include <uhd/usrp/dboard_eeprom.hpp> +#include <uhd/exception.hpp> +#include <uhd/utils/log.hpp> +#include <boost/foreach.hpp> +#include <boost/format.hpp> +#include <boost/lexical_cast.hpp> +#include <algorithm> +#include <sstream> + +using namespace uhd; +using namespace uhd::usrp; + +/*********************************************************************** + * Utility functions + **********************************************************************/ + +//! create a string from a byte vector, return empty if invalid ascii +static const std::string bytes_to_string(const byte_vector_t &bytes){ + std::string out; + BOOST_FOREACH(boost::uint8_t byte, bytes){ + if (byte < 32 or byte > 127) return out; + out += byte; + } + return out; +} + +//! create a byte vector from a string, null terminate unless max length +static const byte_vector_t string_to_bytes(const std::string &string, size_t max_length){ + byte_vector_t bytes; + for (size_t i = 0; i < std::min(string.size(), max_length); i++){ + bytes.push_back(string[i]); + } + if (bytes.size() < max_length - 1) bytes.push_back('\0'); + return bytes; +} + +//////////////////////////////////////////////////////////////////////// +// format of daughterboard EEPROM +// 00: 0xDB code for ``I'm a daughterboard'' +// 01: .. Daughterboard ID (LSB) +// 02: .. Daughterboard ID (MSB) +// 03: .. io bits 7-0 direction (bit set if it's an output from m'board) +// 04: .. io bits 15-8 direction (bit set if it's an output from m'board) +// 05: .. ADC0 DC offset correction (LSB) +// 06: .. ADC0 DC offset correction (MSB) +// 07: .. ADC1 DC offset correction (LSB) +// 08: .. ADC1 DC offset correction (MSB) +// ... +// 1f: .. negative of the sum of bytes [0x00, 0x1e] + +#define DB_EEPROM_MAGIC 0x00 +#define DB_EEPROM_MAGIC_VALUE 0xDB +#define DB_EEPROM_ID_LSB 0x01 +#define DB_EEPROM_ID_MSB 0x02 +#define DB_EEPROM_REV_LSB 0x03 +#define DB_EEPROM_REV_MSB 0x04 +#define DB_EEPROM_OFFSET_0_LSB 0x05 // offset correction for ADC or DAC 0 +#define DB_EEPROM_OFFSET_0_MSB 0x06 +#define DB_EEPROM_OFFSET_1_LSB 0x07 // offset correction for ADC or DAC 1 +#define DB_EEPROM_OFFSET_1_MSB 0x08 +#define DB_EEPROM_SERIAL 0x09 +#define DB_EEPROM_SERIAL_LEN 0x09 //9 ASCII characters +#define DB_EEPROM_CHKSUM 0x1f + +#define DB_EEPROM_CLEN 0x20 // length of common portion of eeprom + +#define DB_EEPROM_CUSTOM_BASE DB_EEPROM_CLEN // first avail offset for + // daughterboard specific use +//////////////////////////////////////////////////////////////////////// + +//negative sum of bytes excluding checksum byte +static boost::uint8_t checksum(const byte_vector_t &bytes){ + int sum = 0; + for (size_t i = 0; i < std::min(bytes.size(), size_t(DB_EEPROM_CHKSUM)); i++){ + sum -= int(bytes.at(i)); + } + UHD_LOGV(often) << boost::format("sum: 0x%02x") % sum << std::endl; + return boost::uint8_t(sum); +} + +dboard_eeprom_t::dboard_eeprom_t(void){ + id = dboard_id_t::none(); + serial = ""; +} + +void dboard_eeprom_t::load(i2c_iface &iface, boost::uint8_t addr){ + byte_vector_t bytes = iface.read_eeprom(addr, 0, DB_EEPROM_CLEN); + + std::ostringstream ss; + for (size_t i = 0; i < bytes.size(); i++){ + ss << boost::format( + "eeprom byte[0x%02x] = 0x%02x") % i % int(bytes.at(i) + ) << std::endl; + } + UHD_LOGV(often) << ss.str() << std::endl; + + try{ + UHD_ASSERT_THROW(bytes.size() >= DB_EEPROM_CLEN); + UHD_ASSERT_THROW(bytes[DB_EEPROM_MAGIC] == DB_EEPROM_MAGIC_VALUE); + UHD_ASSERT_THROW(bytes[DB_EEPROM_CHKSUM] == checksum(bytes)); + + //parse the ids + id = dboard_id_t::from_uint16(0 + | (boost::uint16_t(bytes[DB_EEPROM_ID_LSB]) << 0) + | (boost::uint16_t(bytes[DB_EEPROM_ID_MSB]) << 8) + ); + + //parse the serial + serial = bytes_to_string( + byte_vector_t(&bytes.at(DB_EEPROM_SERIAL), + &bytes.at(DB_EEPROM_SERIAL+DB_EEPROM_SERIAL_LEN)) + ); + + //parse the revision + const boost::uint16_t rev_num = 0 + | (boost::uint16_t(bytes[DB_EEPROM_REV_LSB]) << 0) + | (boost::uint16_t(bytes[DB_EEPROM_REV_MSB]) << 8) + ; + if (rev_num != 0 and rev_num != 0xffff){ + revision = boost::lexical_cast<std::string>(rev_num); + } + + }catch(const uhd::assertion_error &){ + id = dboard_id_t::none(); + serial = ""; + } +} + +void dboard_eeprom_t::store(i2c_iface &iface, boost::uint8_t addr) const{ + byte_vector_t bytes(DB_EEPROM_CLEN, 0); //defaults to all zeros + bytes[DB_EEPROM_MAGIC] = DB_EEPROM_MAGIC_VALUE; + + //load the id bytes + bytes[DB_EEPROM_ID_LSB] = boost::uint8_t(id.to_uint16() >> 0); + bytes[DB_EEPROM_ID_MSB] = boost::uint8_t(id.to_uint16() >> 8); + + //load the serial bytes + byte_vector_t ser_bytes = string_to_bytes(serial, DB_EEPROM_SERIAL_LEN); + std::copy(ser_bytes.begin(), ser_bytes.end(), &bytes.at(DB_EEPROM_SERIAL)); + + //load the revision bytes + if (not revision.empty()){ + const boost::uint16_t rev_num = boost::lexical_cast<boost::uint16_t>(revision); + bytes[DB_EEPROM_REV_LSB] = boost::uint8_t(rev_num >> 0); + bytes[DB_EEPROM_REV_MSB] = boost::uint8_t(rev_num >> 8); + } + + //load the checksum + bytes[DB_EEPROM_CHKSUM] = checksum(bytes); + + iface.write_eeprom(addr, 0, bytes); +} diff --git a/host/lib/usrp/dboard_id.cpp b/host/lib/usrp/dboard_id.cpp new file mode 100644 index 000000000..3028d2a3b --- /dev/null +++ b/host/lib/usrp/dboard_id.cpp @@ -0,0 +1,68 @@ +// +// Copyright 2010 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include <uhd/usrp/dboard_id.hpp> +#include <boost/lexical_cast.hpp> +#include <boost/format.hpp> +#include <sstream> +#include <iostream> + +using namespace uhd::usrp; + +dboard_id_t::dboard_id_t(boost::uint16_t id){ + _id = id; +} + +dboard_id_t dboard_id_t::none(void){ + return dboard_id_t(); +} + +dboard_id_t dboard_id_t::from_uint16(boost::uint16_t uint16){ + return dboard_id_t(uint16); +} + +boost::uint16_t dboard_id_t::to_uint16(void) const{ + return _id; +} + +//used with lexical cast to parse a hex string +template <class T> struct to_hex{ + T value; + operator T() const {return value;} + friend std::istream& operator>>(std::istream& in, to_hex& out){ + in >> std::hex >> out.value; + return in; + } +}; + +dboard_id_t dboard_id_t::from_string(const std::string &string){ + if (string.substr(0, 2) == "0x"){ + return dboard_id_t::from_uint16(boost::lexical_cast<to_hex<boost::uint16_t> >(string)); + } + return dboard_id_t::from_uint16(boost::lexical_cast<boost::uint16_t>(string)); +} + +std::string dboard_id_t::to_string(void) const{ + return str(boost::format("0x%04x") % this->to_uint16()); +} + +//Note: to_pp_string is implemented in the dboard manager +//because it needs access to the dboard registration table + +bool uhd::usrp::operator==(const dboard_id_t &lhs, const dboard_id_t &rhs){ + return lhs.to_uint16() == rhs.to_uint16(); +} diff --git a/host/lib/usrp/dboard_iface.cpp b/host/lib/usrp/dboard_iface.cpp new file mode 100644 index 000000000..5cc5ea470 --- /dev/null +++ b/host/lib/usrp/dboard_iface.cpp @@ -0,0 +1,78 @@ +// +// Copyright 2010 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include <uhd/usrp/dboard_iface.hpp> +#include <uhd/types/dict.hpp> + +using namespace uhd::usrp; + +struct dboard_iface::impl{ + uhd::dict<unit_t, boost::uint16_t> pin_ctrl_shadow; + uhd::dict<unit_t, uhd::dict<atr_reg_t, boost::uint16_t> > atr_reg_shadow; + uhd::dict<unit_t, boost::uint16_t> gpio_ddr_shadow; + uhd::dict<unit_t, boost::uint16_t> gpio_out_shadow; +}; + +dboard_iface::dboard_iface(void){ + _impl = UHD_PIMPL_MAKE(impl, ()); +} + +template <typename T> +static T shadow_it(T &shadow, const T &value, const T &mask){ + shadow = (shadow & ~mask) | (value & mask); + return shadow; +} + +void dboard_iface::set_pin_ctrl( + unit_t unit, boost::uint16_t value, boost::uint16_t mask +){ + _set_pin_ctrl(unit, shadow_it(_impl->pin_ctrl_shadow[unit], value, mask)); +} + +boost::uint16_t dboard_iface::get_pin_ctrl(unit_t unit){ + return _impl->pin_ctrl_shadow[unit]; +} + +void dboard_iface::set_atr_reg( + unit_t unit, atr_reg_t reg, boost::uint16_t value, boost::uint16_t mask +){ + _set_atr_reg(unit, reg, shadow_it(_impl->atr_reg_shadow[unit][reg], value, mask)); +} + +boost::uint16_t dboard_iface::get_atr_reg(unit_t unit, atr_reg_t reg){ + return _impl->atr_reg_shadow[unit][reg]; +} + +void dboard_iface::set_gpio_ddr( + unit_t unit, boost::uint16_t value, boost::uint16_t mask +){ + _set_gpio_ddr(unit, shadow_it(_impl->gpio_ddr_shadow[unit], value, mask)); +} + +boost::uint16_t dboard_iface::get_gpio_ddr(unit_t unit){ + return _impl->gpio_ddr_shadow[unit]; +} + +void dboard_iface::set_gpio_out( + unit_t unit, boost::uint16_t value, boost::uint16_t mask +){ + _set_gpio_out(unit, shadow_it(_impl->gpio_out_shadow[unit], value, mask)); +} + +boost::uint16_t dboard_iface::get_gpio_out(unit_t unit){ + return _impl->gpio_out_shadow[unit]; +} diff --git a/host/lib/usrp/dboard_manager.cpp b/host/lib/usrp/dboard_manager.cpp new file mode 100644 index 000000000..340c1d3f9 --- /dev/null +++ b/host/lib/usrp/dboard_manager.cpp @@ -0,0 +1,332 @@ +// +// Copyright 2010-2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include "dboard_ctor_args.hpp" +#include <uhd/usrp/dboard_manager.hpp> +#include <uhd/utils/msg.hpp> +#include <uhd/utils/log.hpp> +#include <uhd/utils/safe_call.hpp> +#include <uhd/utils/static.hpp> +#include <uhd/exception.hpp> +#include <uhd/types/dict.hpp> +#include <boost/tuple/tuple.hpp> +#include <boost/format.hpp> +#include <boost/bind.hpp> +#include <boost/foreach.hpp> +#include <boost/assign/list_of.hpp> + +using namespace uhd; +using namespace uhd::usrp; + +/*********************************************************************** + * dboard key class to use for look-up + **********************************************************************/ +class dboard_key_t{ +public: + dboard_key_t(const dboard_id_t &id = dboard_id_t::none()): + _rx_id(id), _tx_id(id), _xcvr(false){} + + dboard_key_t(const dboard_id_t &rx_id, const dboard_id_t &tx_id): + _rx_id(rx_id), _tx_id(tx_id), _xcvr(true){} + + dboard_id_t xx_id(void) const{ + UHD_ASSERT_THROW(not this->is_xcvr()); + return this->_rx_id; + } + + dboard_id_t rx_id(void) const{ + UHD_ASSERT_THROW(this->is_xcvr()); + return this->_rx_id; + } + + dboard_id_t tx_id(void) const{ + UHD_ASSERT_THROW(this->is_xcvr()); + return this->_tx_id; + } + + bool is_xcvr(void) const{ + return this->_xcvr; + } + +private: + dboard_id_t _rx_id, _tx_id; + bool _xcvr; +}; + +bool operator==(const dboard_key_t &lhs, const dboard_key_t &rhs){ + if (lhs.is_xcvr() and rhs.is_xcvr()) + return lhs.rx_id() == rhs.rx_id() and lhs.tx_id() == rhs.tx_id(); + if (not lhs.is_xcvr() and not rhs.is_xcvr()) + return lhs.xx_id() == rhs.xx_id(); + return false; +} + +/*********************************************************************** + * storage and registering for dboards + **********************************************************************/ +//dboard registry tuple: dboard constructor, canonical name, subdev names +typedef boost::tuple<dboard_manager::dboard_ctor_t, std::string, std::vector<std::string> > args_t; + +//map a dboard id to a dboard constructor +typedef uhd::dict<dboard_key_t, args_t> id_to_args_map_t; +UHD_SINGLETON_FCN(id_to_args_map_t, get_id_to_args_map) + +static void register_dboard_key( + const dboard_key_t &dboard_key, + dboard_manager::dboard_ctor_t dboard_ctor, + const std::string &name, + const std::vector<std::string> &subdev_names +){ + UHD_LOGV(always) << "registering: " << name << std::endl; + if (get_id_to_args_map().has_key(dboard_key)){ + + if (dboard_key.is_xcvr()) throw uhd::key_error(str(boost::format( + "The dboard id pair [%s, %s] is already registered to %s." + ) % dboard_key.rx_id().to_string() % dboard_key.tx_id().to_string() % get_id_to_args_map()[dboard_key].get<1>())); + + else throw uhd::key_error(str(boost::format( + "The dboard id %s is already registered to %s." + ) % dboard_key.xx_id().to_string() % get_id_to_args_map()[dboard_key].get<1>())); + + } + get_id_to_args_map()[dboard_key] = args_t(dboard_ctor, name, subdev_names); +} + +void dboard_manager::register_dboard( + const dboard_id_t &dboard_id, + dboard_ctor_t dboard_ctor, + const std::string &name, + const std::vector<std::string> &subdev_names +){ + register_dboard_key(dboard_key_t(dboard_id), dboard_ctor, name, subdev_names); +} + +void dboard_manager::register_dboard( + const dboard_id_t &rx_dboard_id, + const dboard_id_t &tx_dboard_id, + dboard_ctor_t dboard_ctor, + const std::string &name, + const std::vector<std::string> &subdev_names +){ + register_dboard_key(dboard_key_t(rx_dboard_id, tx_dboard_id), dboard_ctor, name, subdev_names); +} + +std::string dboard_id_t::to_cname(void) const{ + std::string cname; + BOOST_FOREACH(const dboard_key_t &key, get_id_to_args_map().keys()){ + if ( + (not key.is_xcvr() and *this == key.xx_id()) or + (key.is_xcvr() and (*this == key.rx_id() or *this == key.tx_id())) + ){ + if (not cname.empty()) cname += ", "; + cname += get_id_to_args_map()[key].get<1>(); + } + } + return (cname.empty())? "Unknown" : cname; +} + +std::string dboard_id_t::to_pp_string(void) const{ + return str(boost::format("%s (%s)") % this->to_cname() % this->to_string()); +} + +/*********************************************************************** + * dboard manager implementation class + **********************************************************************/ +class dboard_manager_impl : public dboard_manager{ + +public: + dboard_manager_impl( + dboard_id_t rx_dboard_id, + dboard_id_t tx_dboard_id, + dboard_iface::sptr iface, + property_tree::sptr subtree + ); + ~dboard_manager_impl(void); + +private: + void init(dboard_id_t, dboard_id_t, property_tree::sptr); + //list of rx and tx dboards in this dboard_manager + //each dboard here is actually a subdevice proxy + //the subdevice proxy is internal to the cpp file + uhd::dict<std::string, dboard_base::sptr> _rx_dboards; + uhd::dict<std::string, dboard_base::sptr> _tx_dboards; + dboard_iface::sptr _iface; + void set_nice_dboard_if(void); +}; + +/*********************************************************************** + * make routine for dboard manager + **********************************************************************/ +dboard_manager::sptr dboard_manager::make( + dboard_id_t rx_dboard_id, + dboard_id_t tx_dboard_id, + dboard_id_t gdboard_id, + dboard_iface::sptr iface, + property_tree::sptr subtree +){ + return dboard_manager::sptr( + new dboard_manager_impl( + rx_dboard_id, + (gdboard_id == dboard_id_t::none())? tx_dboard_id : gdboard_id, + iface, subtree + ) + ); +} + +/*********************************************************************** + * implementation class methods + **********************************************************************/ +dboard_manager_impl::dboard_manager_impl( + dboard_id_t rx_dboard_id, + dboard_id_t tx_dboard_id, + dboard_iface::sptr iface, + property_tree::sptr subtree +): + _iface(iface) +{ + try{ + this->init(rx_dboard_id, tx_dboard_id, subtree); + } + catch(const std::exception &e){ + UHD_MSG(error) << boost::format( + "The daughterboard manager encountered a recoverable error in init.\n" + "Loading the \"unknown\" daughterboard implementations to continue.\n" + "The daughterboard cannot operate until this error is resolved.\n" + ) << e.what() << std::endl; + //clean up the stuff added by the call above + if (subtree->exists("rx_frontends")) subtree->remove("rx_frontends"); + if (subtree->exists("tx_frontends")) subtree->remove("tx_frontends"); + this->init(dboard_id_t::none(), dboard_id_t::none(), subtree); + } +} + +void dboard_manager_impl::init( + dboard_id_t rx_dboard_id, dboard_id_t tx_dboard_id, property_tree::sptr subtree +){ + //find the dboard key matches for the dboard ids + dboard_key_t rx_dboard_key, tx_dboard_key, xcvr_dboard_key; + BOOST_FOREACH(const dboard_key_t &key, get_id_to_args_map().keys()){ + if (key.is_xcvr()){ + if (rx_dboard_id == key.rx_id() and tx_dboard_id == key.tx_id()) xcvr_dboard_key = key; + if (rx_dboard_id == key.rx_id()) rx_dboard_key = key; //kept to handle warning + if (tx_dboard_id == key.tx_id()) tx_dboard_key = key; //kept to handle warning + } + else{ + if (rx_dboard_id == key.xx_id()) rx_dboard_key = key; + if (tx_dboard_id == key.xx_id()) tx_dboard_key = key; + } + } + + //warn for invalid dboard id xcvr combinations + if (not xcvr_dboard_key.is_xcvr() and (rx_dboard_key.is_xcvr() or tx_dboard_key.is_xcvr())){ + UHD_MSG(warning) << boost::format( + "Unknown transceiver board ID combination.\n" + "Is your daughter-board mounted properly?\n" + "RX dboard ID: %s\n" + "TX dboard ID: %s\n" + ) % rx_dboard_id.to_pp_string() % tx_dboard_id.to_pp_string(); + } + + //initialize the gpio pins before creating subdevs + set_nice_dboard_if(); + + //dboard constructor args + dboard_ctor_args_t db_ctor_args; + db_ctor_args.db_iface = _iface; + + //make xcvr subdevs + if (xcvr_dboard_key.is_xcvr()){ + + //extract data for the xcvr dboard key + dboard_ctor_t dboard_ctor; std::string name; std::vector<std::string> subdevs; + boost::tie(dboard_ctor, name, subdevs) = get_id_to_args_map()[xcvr_dboard_key]; + + //create the xcvr object for each subdevice + BOOST_FOREACH(const std::string &subdev, subdevs){ + db_ctor_args.sd_name = subdev; + db_ctor_args.rx_id = rx_dboard_id; + db_ctor_args.tx_id = tx_dboard_id; + db_ctor_args.rx_subtree = subtree->subtree("rx_frontends/" + subdev); + db_ctor_args.tx_subtree = subtree->subtree("tx_frontends/" + subdev); + dboard_base::sptr xcvr_dboard = dboard_ctor(&db_ctor_args); + _rx_dboards[subdev] = xcvr_dboard; + _tx_dboards[subdev] = xcvr_dboard; + } + } + + //make tx and rx subdevs (separate subdevs for rx and tx dboards) + else{ + + //force the rx key to the unknown board for bad combinations + if (rx_dboard_key.is_xcvr() or rx_dboard_key.xx_id() == dboard_id_t::none()){ + rx_dboard_key = dboard_key_t(0xfff1); + } + + //extract data for the rx dboard key + dboard_ctor_t rx_dboard_ctor; std::string rx_name; std::vector<std::string> rx_subdevs; + boost::tie(rx_dboard_ctor, rx_name, rx_subdevs) = get_id_to_args_map()[rx_dboard_key]; + + //make the rx subdevs + BOOST_FOREACH(const std::string &subdev, rx_subdevs){ + db_ctor_args.sd_name = subdev; + db_ctor_args.rx_id = rx_dboard_id; + db_ctor_args.tx_id = dboard_id_t::none(); + db_ctor_args.rx_subtree = subtree->subtree("rx_frontends/" + subdev); + db_ctor_args.tx_subtree = property_tree::sptr(); //null + _rx_dboards[subdev] = rx_dboard_ctor(&db_ctor_args); + } + + //force the tx key to the unknown board for bad combinations + if (tx_dboard_key.is_xcvr() or tx_dboard_key.xx_id() == dboard_id_t::none()){ + tx_dboard_key = dboard_key_t(0xfff0); + } + + //extract data for the tx dboard key + dboard_ctor_t tx_dboard_ctor; std::string tx_name; std::vector<std::string> tx_subdevs; + boost::tie(tx_dboard_ctor, tx_name, tx_subdevs) = get_id_to_args_map()[tx_dboard_key]; + + //make the tx subdevs + BOOST_FOREACH(const std::string &subdev, tx_subdevs){ + db_ctor_args.sd_name = subdev; + db_ctor_args.rx_id = dboard_id_t::none(); + db_ctor_args.tx_id = tx_dboard_id; + db_ctor_args.rx_subtree = property_tree::sptr(); //null + db_ctor_args.tx_subtree = subtree->subtree("tx_frontends/" + subdev); + _tx_dboards[subdev] = tx_dboard_ctor(&db_ctor_args); + } + } +} + +dboard_manager_impl::~dboard_manager_impl(void){UHD_SAFE_CALL( + set_nice_dboard_if(); +)} + +void dboard_manager_impl::set_nice_dboard_if(void){ + //make a list of possible unit types + std::vector<dboard_iface::unit_t> units = boost::assign::list_of + (dboard_iface::UNIT_RX) + (dboard_iface::UNIT_TX) + ; + + //set nice settings on each unit + BOOST_FOREACH(dboard_iface::unit_t unit, units){ + _iface->set_gpio_ddr(unit, 0x0000); //all inputs + _iface->set_gpio_out(unit, 0x0000); //all low + _iface->set_pin_ctrl(unit, 0x0000); //all gpio + _iface->set_clock_enabled(unit, false); //clock off + } +} diff --git a/host/lib/usrp/e100/CMakeLists.txt b/host/lib/usrp/e100/CMakeLists.txt new file mode 100644 index 000000000..ac9d8c655 --- /dev/null +++ b/host/lib/usrp/e100/CMakeLists.txt @@ -0,0 +1,40 @@ +# +# Copyright 2010-2011 Ettus Research LLC +# +# This program is free software: you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation, either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. +# + +######################################################################## +# This file included, use CMake directory variables +######################################################################## + +######################################################################## +# Conditionally configure the USRP-E100 support +######################################################################## +LIBUHD_REGISTER_COMPONENT("E100" ENABLE_E100 OFF "ENABLE_LIBUHD;LINUX" OFF) + +IF(ENABLE_E100) + INCLUDE_DIRECTORIES(${CMAKE_CURRENT_SOURCE_DIR}/include) + + LIBUHD_APPEND_SOURCES( + ${CMAKE_CURRENT_SOURCE_DIR}/clock_ctrl.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/codec_ctrl.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/dboard_iface.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/e100_ctrl.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/e100_impl.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/e100_mmap_zero_copy.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/fpga_downloader.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/io_impl.cpp + ) +ENDIF(ENABLE_E100) diff --git a/host/lib/usrp/e100/clock_ctrl.cpp b/host/lib/usrp/e100/clock_ctrl.cpp new file mode 100644 index 000000000..9e355ce17 --- /dev/null +++ b/host/lib/usrp/e100/clock_ctrl.cpp @@ -0,0 +1,538 @@ +// +// Copyright 2010-2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include "clock_ctrl.hpp" +#include "ad9522_regs.hpp" +#include <uhd/utils/msg.hpp> +#include <uhd/utils/log.hpp> +#include <uhd/utils/assert_has.hpp> +#include <boost/cstdint.hpp> +#include "e100_regs.hpp" //spi slave constants +#include <boost/assign/list_of.hpp> +#include <boost/foreach.hpp> +#include <boost/format.hpp> +#include <boost/thread/thread.hpp> +#include <boost/math/common_factor_rt.hpp> //gcd +#include <algorithm> +#include <utility> + +using namespace uhd; + +/*********************************************************************** + * Constants + **********************************************************************/ +static const bool ENABLE_THE_TEST_OUT = true; +static const double REFERENCE_INPUT_RATE = 10e6; + +/*********************************************************************** + * Helpers + **********************************************************************/ +template <typename div_type, typename bypass_type> static void set_clock_divider( + size_t divider, div_type &low, div_type &high, bypass_type &bypass +){ + high = divider/2 - 1; + low = divider - high - 2; + bypass = (divider == 1)? 1 : 0; +} + +/*********************************************************************** + * Clock rate calculation stuff: + * Using the internal VCO between 1400 and 1800 MHz + **********************************************************************/ +struct clock_settings_type{ + size_t ref_clock_doubler, r_counter, a_counter, b_counter, prescaler, vco_divider, chan_divider; + size_t get_n_counter(void) const{return prescaler * b_counter + a_counter;} + double get_ref_rate(void) const{return REFERENCE_INPUT_RATE * ref_clock_doubler;} + double get_vco_rate(void) const{return get_ref_rate()/r_counter * get_n_counter();} + double get_chan_rate(void) const{return get_vco_rate()/vco_divider;} + double get_out_rate(void) const{return get_chan_rate()/chan_divider;} + std::string to_pp_string(void) const{ + return str(boost::format( + " r_counter: %d\n" + " a_counter: %d\n" + " b_counter: %d\n" + " prescaler: %d\n" + " vco_divider: %d\n" + " chan_divider: %d\n" + " vco_rate: %fMHz\n" + " chan_rate: %fMHz\n" + " out_rate: %fMHz\n" + ) + % r_counter + % a_counter + % b_counter + % prescaler + % vco_divider + % chan_divider + % (get_vco_rate()/1e6) + % (get_chan_rate()/1e6) + % (get_out_rate()/1e6) + ); + } +}; + +//! gives the greatest divisor of num between 1 and max inclusive +template<typename T> static inline T greatest_divisor(T num, T max){ + for (T i = max; i > 1; i--) if (num%i == 0) return i; return 1; +} + +//! gives the least divisor of num between min and num exclusive +template<typename T> static inline T least_divisor(T num, T min){ + for (T i = min; i < num; i++) if (num%i == 0) return i; return 1; +} + +static clock_settings_type get_clock_settings(double rate){ + clock_settings_type cs; + cs.ref_clock_doubler = 2; //always doubling + cs.prescaler = 8; //set to 8 when input is under 2400 MHz + + //basic formulas used below: + //out_rate*X = ref_rate*Y + //X = i*ref_rate/gcd + //Y = i*out_rate/gcd + //X = chan_div * vco_div * R + //Y = P*B + A + + const boost::uint64_t out_rate = boost::uint64_t(rate); + const boost::uint64_t ref_rate = boost::uint64_t(cs.get_ref_rate()); + const size_t gcd = size_t(boost::math::gcd(ref_rate, out_rate)); + + for (size_t i = 1; i <= 100; i++){ + const size_t X = i*ref_rate/gcd; + const size_t Y = i*out_rate/gcd; + + //determine A and B (P is fixed) + cs.b_counter = Y/cs.prescaler; + cs.a_counter = Y - cs.b_counter*cs.prescaler; + + static const double vco_bound_pad = 100e6; + for ( //calculate an r divider that fits into the bounds of the vco + cs.r_counter = size_t(cs.get_n_counter()*cs.get_ref_rate()/(1800e6 - vco_bound_pad)); + cs.r_counter <= size_t(cs.get_n_counter()*cs.get_ref_rate()/(1400e6 + vco_bound_pad)) + and cs.r_counter > 0; cs.r_counter++ + ){ + + //determine chan_div and vco_div + //and fill in that order of preference + cs.chan_divider = greatest_divisor<size_t>(X/cs.r_counter, 32); + cs.vco_divider = greatest_divisor<size_t>(X/cs.chan_divider/cs.r_counter, 6); + + //avoid a vco divider of 1 (if possible) + if (cs.vco_divider == 1){ + cs.vco_divider = least_divisor<size_t>(cs.chan_divider, 2); + cs.chan_divider /= cs.vco_divider; + } + + UHD_LOGV(always) + << "gcd " << gcd << std::endl + << "X " << X << std::endl + << "Y " << Y << std::endl + << cs.to_pp_string() << std::endl + ; + + //filter limits on the counters + if (cs.vco_divider == 1) continue; + if (cs.r_counter >= (1<<14)) continue; + if (cs.b_counter == 2) continue; + if (cs.b_counter == 1 and cs.a_counter != 0) continue; + if (cs.b_counter >= (1<<13)) continue; + if (cs.a_counter >= (1<<6)) continue; + if (cs.get_vco_rate() > 1800e6 - vco_bound_pad) continue; + if (cs.get_vco_rate() < 1400e6 + vco_bound_pad) continue; + if (cs.get_out_rate() != rate) continue; + + UHD_MSG(status) << "USRP-E100 clock control: " << i << std::endl << cs.to_pp_string() << std::endl; + return cs; + } + } + + throw uhd::value_error(str(boost::format( + "USRP-E100 clock control: could not calculate settings for clock rate %fMHz" + ) % (rate/1e6))); +} + +/*********************************************************************** + * Clock Control Implementation + **********************************************************************/ +class e100_clock_ctrl_impl : public e100_clock_ctrl{ +public: + e100_clock_ctrl_impl(spi_iface::sptr iface, double master_clock_rate, const bool dboard_clocks_diff): + _dboard_clocks_diff(dboard_clocks_diff) + { + _iface = iface; + _chan_rate = 0.0; + _out_rate = 0.0; + + //perform soft-reset + _ad9522_regs.soft_reset = 1; + this->send_reg(0x000); + this->latch_regs(); + _ad9522_regs.soft_reset = 0; + + //init the clock gen registers + //Note: out0 should already be clocking the FPGA or this isnt going to work + _ad9522_regs.sdo_active = ad9522_regs_t::SDO_ACTIVE_SDO_SDIO; + _ad9522_regs.enb_stat_eeprom_at_stat_pin = 0; //use status pin + _ad9522_regs.status_pin_control = 0x1; //n divider + _ad9522_regs.ld_pin_control = 0x00; //dld + _ad9522_regs.refmon_pin_control = 0x12; //show ref2 + _ad9522_regs.lock_detect_counter = ad9522_regs_t::LOCK_DETECT_COUNTER_16CYC; + + this->use_internal_ref(); + + //initialize the FPGA clock rate + UHD_MSG(status) << boost::format("Initializing FPGA clock to %fMHz...") % (master_clock_rate/1e6) << std::endl; + this->set_fpga_clock_rate(master_clock_rate); + + this->enable_test_clock(ENABLE_THE_TEST_OUT); + this->enable_rx_dboard_clock(false); + this->enable_tx_dboard_clock(false); + } + + ~e100_clock_ctrl_impl(void){ + this->enable_test_clock(ENABLE_THE_TEST_OUT); + this->enable_rx_dboard_clock(false); + this->enable_tx_dboard_clock(false); + } + + /*********************************************************************** + * Clock rate control: + * - set clock rate w/ internal VCO + * - set clock rate w/ external VCXO + **********************************************************************/ + void set_clock_settings_with_internal_vco(double rate){ + const clock_settings_type cs = get_clock_settings(rate); + + //set the rates to private variables so the implementation knows! + _chan_rate = cs.get_chan_rate(); + _out_rate = cs.get_out_rate(); + + _ad9522_regs.enable_clock_doubler = (cs.ref_clock_doubler == 2)? 1 : 0; + + _ad9522_regs.set_r_counter(cs.r_counter); + _ad9522_regs.a_counter = cs.a_counter; + _ad9522_regs.set_b_counter(cs.b_counter); + UHD_ASSERT_THROW(cs.prescaler == 8); //assumes this below: + _ad9522_regs.prescaler_p = ad9522_regs_t::PRESCALER_P_DIV8_9; + + _ad9522_regs.pll_power_down = ad9522_regs_t::PLL_POWER_DOWN_NORMAL; + _ad9522_regs.cp_current = ad9522_regs_t::CP_CURRENT_1_2MA; + + _ad9522_regs.bypass_vco_divider = 0; + switch(cs.vco_divider){ + case 1: _ad9522_regs.vco_divider = ad9522_regs_t::VCO_DIVIDER_DIV1; break; + case 2: _ad9522_regs.vco_divider = ad9522_regs_t::VCO_DIVIDER_DIV2; break; + case 3: _ad9522_regs.vco_divider = ad9522_regs_t::VCO_DIVIDER_DIV3; break; + case 4: _ad9522_regs.vco_divider = ad9522_regs_t::VCO_DIVIDER_DIV4; break; + case 5: _ad9522_regs.vco_divider = ad9522_regs_t::VCO_DIVIDER_DIV5; break; + case 6: _ad9522_regs.vco_divider = ad9522_regs_t::VCO_DIVIDER_DIV6; break; + } + _ad9522_regs.select_vco_or_clock = ad9522_regs_t::SELECT_VCO_OR_CLOCK_VCO; + + //setup fpga master clock + _ad9522_regs.out0_format = ad9522_regs_t::OUT0_FORMAT_LVDS; + set_clock_divider(cs.chan_divider, + _ad9522_regs.divider0_low_cycles, + _ad9522_regs.divider0_high_cycles, + _ad9522_regs.divider0_bypass + ); + + //setup codec clock + _ad9522_regs.out3_format = ad9522_regs_t::OUT3_FORMAT_LVDS; + set_clock_divider(cs.chan_divider, + _ad9522_regs.divider1_low_cycles, + _ad9522_regs.divider1_high_cycles, + _ad9522_regs.divider1_bypass + ); + + this->send_all_regs(); + calibrate_now(); + } + + void set_clock_settings_with_external_vcxo(double rate){ + //set the rates to private variables so the implementation knows! + _chan_rate = rate; + _out_rate = rate; + + _ad9522_regs.enable_clock_doubler = 1; //doubler always on + const double ref_rate = REFERENCE_INPUT_RATE*2; + + //bypass prescaler such that N = B + long gcd = boost::math::gcd(long(ref_rate), long(rate)); + _ad9522_regs.set_r_counter(int(ref_rate/gcd)); + _ad9522_regs.a_counter = 0; + _ad9522_regs.set_b_counter(int(rate/gcd)); + _ad9522_regs.prescaler_p = ad9522_regs_t::PRESCALER_P_DIV1; + + //setup external vcxo + _ad9522_regs.pll_power_down = ad9522_regs_t::PLL_POWER_DOWN_NORMAL; + _ad9522_regs.cp_current = ad9522_regs_t::CP_CURRENT_1_2MA; + _ad9522_regs.bypass_vco_divider = 1; + _ad9522_regs.select_vco_or_clock = ad9522_regs_t::SELECT_VCO_OR_CLOCK_EXTERNAL; + + //setup fpga master clock + _ad9522_regs.out0_format = ad9522_regs_t::OUT0_FORMAT_LVDS; + _ad9522_regs.divider0_bypass = 1; + + //setup codec clock + _ad9522_regs.out3_format = ad9522_regs_t::OUT3_FORMAT_LVDS; + _ad9522_regs.divider1_bypass = 1; + + this->send_all_regs(); + } + + void set_fpga_clock_rate(double rate){ + if (_out_rate == rate) return; + if (rate == 61.44e6) set_clock_settings_with_external_vcxo(rate); + else set_clock_settings_with_internal_vco(rate); + set_rx_dboard_clock_rate(rate); + set_tx_dboard_clock_rate(rate); + } + + double get_fpga_clock_rate(void){ + return this->_out_rate; + } + + /*********************************************************************** + * Special test clock output + **********************************************************************/ + void enable_test_clock(bool enb){ + //setup test clock (same divider as codec clock) + _ad9522_regs.out4_format = ad9522_regs_t::OUT4_FORMAT_CMOS; + _ad9522_regs.out4_cmos_configuration = (enb)? + ad9522_regs_t::OUT4_CMOS_CONFIGURATION_A_ON : + ad9522_regs_t::OUT4_CMOS_CONFIGURATION_OFF; + this->send_reg(0x0F4); + this->latch_regs(); + } + + /*********************************************************************** + * RX Dboard Clock Control (output 9, divider 3) + **********************************************************************/ + void enable_rx_dboard_clock(bool enb){ + if (_dboard_clocks_diff){ + _ad9522_regs.out9_format = ad9522_regs_t::OUT9_FORMAT_LVDS; + _ad9522_regs.out9_lvds_power_down = enb? 0 : 1; + } + else{ + _ad9522_regs.out9_format = ad9522_regs_t::OUT9_FORMAT_CMOS; + _ad9522_regs.out9_cmos_configuration = (enb)? + ad9522_regs_t::OUT9_CMOS_CONFIGURATION_B_ON : + ad9522_regs_t::OUT9_CMOS_CONFIGURATION_OFF; + } + this->send_reg(0x0F9); + this->latch_regs(); + } + + std::vector<double> get_rx_dboard_clock_rates(void){ + std::vector<double> rates; + for(size_t div = 1; div <= 16+16; div++) + rates.push_back(this->_chan_rate/div); + return rates; + } + + void set_rx_dboard_clock_rate(double rate){ + assert_has(get_rx_dboard_clock_rates(), rate, "rx dboard clock rate"); + _rx_clock_rate = rate; + size_t divider = size_t(this->_chan_rate/rate); + //set the divider registers + set_clock_divider(divider, + _ad9522_regs.divider3_low_cycles, + _ad9522_regs.divider3_high_cycles, + _ad9522_regs.divider3_bypass + ); + this->send_reg(0x199); + this->send_reg(0x19a); + this->soft_sync(); + } + + double get_rx_clock_rate(void){ + return _rx_clock_rate; + } + + /*********************************************************************** + * TX Dboard Clock Control (output 6, divider 2) + **********************************************************************/ + void enable_tx_dboard_clock(bool enb){ + if (_dboard_clocks_diff){ + _ad9522_regs.out6_format = ad9522_regs_t::OUT6_FORMAT_LVDS; + _ad9522_regs.out6_lvds_power_down = enb? 0 : 1; + } + else{ + _ad9522_regs.out6_format = ad9522_regs_t::OUT6_FORMAT_CMOS; + _ad9522_regs.out6_cmos_configuration = (enb)? + ad9522_regs_t::OUT6_CMOS_CONFIGURATION_B_ON : + ad9522_regs_t::OUT6_CMOS_CONFIGURATION_OFF; + } + this->send_reg(0x0F6); + this->latch_regs(); + } + + std::vector<double> get_tx_dboard_clock_rates(void){ + return get_rx_dboard_clock_rates(); //same master clock, same dividers... + } + + void set_tx_dboard_clock_rate(double rate){ + assert_has(get_tx_dboard_clock_rates(), rate, "tx dboard clock rate"); + _tx_clock_rate = rate; + size_t divider = size_t(this->_chan_rate/rate); + //set the divider registers + set_clock_divider(divider, + _ad9522_regs.divider2_low_cycles, + _ad9522_regs.divider2_high_cycles, + _ad9522_regs.divider2_bypass + ); + this->send_reg(0x196); + this->send_reg(0x197); + this->soft_sync(); + } + + double get_tx_clock_rate(void){ + return _tx_clock_rate; + } + + /*********************************************************************** + * Clock reference control + **********************************************************************/ + void use_internal_ref(void) { + _ad9522_regs.enable_ref2 = 1; + _ad9522_regs.enable_ref1 = 0; + _ad9522_regs.select_ref = ad9522_regs_t::SELECT_REF_REF2; + _ad9522_regs.enb_auto_ref_switchover = ad9522_regs_t::ENB_AUTO_REF_SWITCHOVER_MANUAL; + this->send_reg(0x01C); + this->latch_regs(); + } + + void use_external_ref(void) { + _ad9522_regs.enable_ref2 = 0; + _ad9522_regs.enable_ref1 = 1; + _ad9522_regs.select_ref = ad9522_regs_t::SELECT_REF_REF1; + _ad9522_regs.enb_auto_ref_switchover = ad9522_regs_t::ENB_AUTO_REF_SWITCHOVER_MANUAL; + this->send_reg(0x01C); + this->latch_regs(); + } + + void use_auto_ref(void) { + _ad9522_regs.enable_ref2 = 1; + _ad9522_regs.enable_ref1 = 1; + _ad9522_regs.select_ref = ad9522_regs_t::SELECT_REF_REF1; + _ad9522_regs.enb_auto_ref_switchover = ad9522_regs_t::ENB_AUTO_REF_SWITCHOVER_AUTO; + this->send_reg(0x01C); + this->latch_regs(); + } + + bool get_locked(void){ + static const boost::uint8_t addr = 0x01F; + boost::uint32_t reg = _iface->read_spi( + UE_SPI_SS_AD9522, spi_config_t::EDGE_RISE, + _ad9522_regs.get_read_reg(addr), 24 + ); + _ad9522_regs.set_reg(addr, reg); + return _ad9522_regs.digital_lock_detect != 0; + } + +private: + spi_iface::sptr _iface; + const bool _dboard_clocks_diff; + ad9522_regs_t _ad9522_regs; + double _out_rate; //rate at the fpga and codec + double _chan_rate; //rate before final dividers + double _rx_clock_rate, _tx_clock_rate; + + void latch_regs(void){ + _ad9522_regs.io_update = 1; + this->send_reg(0x232); + } + + void send_reg(boost::uint16_t addr){ + boost::uint32_t reg = _ad9522_regs.get_write_reg(addr); + UHD_LOGV(often) << "clock control write reg: " << std::hex << reg << std::endl; + _iface->write_spi( + UE_SPI_SS_AD9522, + spi_config_t::EDGE_RISE, + reg, 24 + ); + } + + void calibrate_now(void){ + //vco calibration routine: + _ad9522_regs.vco_calibration_now = 0; + this->send_reg(0x18); + this->latch_regs(); + _ad9522_regs.vco_calibration_now = 1; + this->send_reg(0x18); + this->latch_regs(); + //wait for calibration done: + static const boost::uint8_t addr = 0x01F; + for (size_t ms10 = 0; ms10 < 100; ms10++){ + boost::this_thread::sleep(boost::posix_time::milliseconds(10)); + boost::uint32_t reg = _iface->read_spi( + UE_SPI_SS_AD9522, spi_config_t::EDGE_RISE, + _ad9522_regs.get_read_reg(addr), 24 + ); + _ad9522_regs.set_reg(addr, reg); + if (_ad9522_regs.vco_calibration_finished) goto wait_for_ld; + } + UHD_MSG(error) << "USRP-E100 clock control: VCO calibration timeout" << std::endl; + wait_for_ld: + //wait for digital lock detect: + for (size_t ms10 = 0; ms10 < 100; ms10++){ + boost::this_thread::sleep(boost::posix_time::milliseconds(10)); + boost::uint32_t reg = _iface->read_spi( + UE_SPI_SS_AD9522, spi_config_t::EDGE_RISE, + _ad9522_regs.get_read_reg(addr), 24 + ); + _ad9522_regs.set_reg(addr, reg); + if (_ad9522_regs.digital_lock_detect) return; + } + UHD_MSG(error) << "USRP-E100 clock control: lock detection timeout" << std::endl; + } + + void soft_sync(void){ + _ad9522_regs.soft_sync = 1; + this->send_reg(0x230); + this->latch_regs(); + _ad9522_regs.soft_sync = 0; + this->send_reg(0x230); + this->latch_regs(); + } + + void send_all_regs(void){ + //setup a list of register ranges to write + typedef std::pair<boost::uint16_t, boost::uint16_t> range_t; + static const std::vector<range_t> ranges = boost::assign::list_of + (range_t(0x000, 0x000)) (range_t(0x010, 0x01F)) + (range_t(0x0F0, 0x0FD)) (range_t(0x190, 0x19B)) + (range_t(0x1E0, 0x1E1)) (range_t(0x230, 0x230)) + ; + + //write initial register values and latch/update + BOOST_FOREACH(const range_t &range, ranges){ + for(boost::uint16_t addr = range.first; addr <= range.second; addr++){ + this->send_reg(addr); + } + } + this->latch_regs(); + } +}; + +/*********************************************************************** + * Clock Control Make + **********************************************************************/ +e100_clock_ctrl::sptr e100_clock_ctrl::make(spi_iface::sptr iface, double master_clock_rate, const bool dboard_clocks_diff){ + return sptr(new e100_clock_ctrl_impl(iface, master_clock_rate, dboard_clocks_diff)); +} diff --git a/host/lib/usrp/e100/clock_ctrl.hpp b/host/lib/usrp/e100/clock_ctrl.hpp new file mode 100644 index 000000000..803265556 --- /dev/null +++ b/host/lib/usrp/e100/clock_ctrl.hpp @@ -0,0 +1,127 @@ +// +// Copyright 2010-2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#ifndef INCLUDED_USRP_E100_CLOCK_CTRL_HPP +#define INCLUDED_USRP_E100_CLOCK_CTRL_HPP + +#include <uhd/types/serial.hpp> +#include <boost/shared_ptr.hpp> +#include <boost/utility.hpp> +#include <vector> + +/*! + * The usrp-e clock control: + * - Setup system clocks. + * - Disable/enable clock lines. + */ +class e100_clock_ctrl : boost::noncopyable{ +public: + typedef boost::shared_ptr<e100_clock_ctrl> sptr; + + /*! + * Make a new clock control object. + * \param iface the spi iface object + * \param master clock rate the FPGA rate + * param dboard_clocks_diff are they differential? + * \return the clock control object + */ + static sptr make(uhd::spi_iface::sptr iface, double master_clock_rate, const bool dboard_clocks_diff); + + /*! + * Set the rate of the fpga clock line. + * Throws if rate is not valid. + * \param rate the new rate in Hz + */ + virtual void set_fpga_clock_rate(double rate) = 0; + + /*! + * Get the rate of the fpga clock line. + * \return the fpga clock rate in Hz + */ + virtual double get_fpga_clock_rate(void) = 0; + + /*! + * Get the possible rates of the rx dboard clock. + * \return a vector of clock rates in Hz + */ + virtual std::vector<double> get_rx_dboard_clock_rates(void) = 0; + + /*! + * Get the possible rates of the tx dboard clock. + * \return a vector of clock rates in Hz + */ + virtual std::vector<double> get_tx_dboard_clock_rates(void) = 0; + + /*! + * Set the rx dboard clock rate to a possible rate. + * \param rate the new clock rate in Hz + * \throw exception when rate cannot be achieved + */ + virtual void set_rx_dboard_clock_rate(double rate) = 0; + + /*! + * Set the tx dboard clock rate to a possible rate. + * \param rate the new clock rate in Hz + * \throw exception when rate cannot be achieved + */ + virtual void set_tx_dboard_clock_rate(double rate) = 0; + + /*! + * Get the current rx dboard clock rate. + * \return the clock rate in Hz + */ + virtual double get_rx_clock_rate(void) = 0; + + /*! + * Get the current tx dboard clock rate. + * \return the clock rate in Hz + */ + virtual double get_tx_clock_rate(void) = 0; + + /*! + * Enable/disable the rx dboard clock. + * \param enb true to enable + */ + virtual void enable_rx_dboard_clock(bool enb) = 0; + + /*! + * Enable/disable the tx dboard clock. + * \param enb true to enable + */ + virtual void enable_tx_dboard_clock(bool enb) = 0; + + /*! + * Use the internal TCXO reference + */ + virtual void use_internal_ref(void) = 0; + + /*! + * Use the external SMA reference + */ + virtual void use_external_ref(void) = 0; + + /*! + * Use external if available, internal otherwise + */ + virtual void use_auto_ref(void) = 0; + + //! Is the reference locked? + virtual bool get_locked(void) = 0; + +}; + +#endif /* INCLUDED_USRP_E100_CLOCK_CTRL_HPP */ diff --git a/host/lib/usrp/e100/codec_ctrl.cpp b/host/lib/usrp/e100/codec_ctrl.cpp new file mode 100644 index 000000000..13b3bc951 --- /dev/null +++ b/host/lib/usrp/e100/codec_ctrl.cpp @@ -0,0 +1,288 @@ +// +// Copyright 2010-2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include "codec_ctrl.hpp" +#include "ad9862_regs.hpp" +#include <uhd/utils/log.hpp> +#include <uhd/types/dict.hpp> +#include <uhd/exception.hpp> +#include <uhd/utils/algorithm.hpp> +#include <boost/cstdint.hpp> +#include <boost/tuple/tuple.hpp> +#include <boost/math/special_functions/round.hpp> +#include "e100_regs.hpp" //spi slave constants +#include <boost/assign/list_of.hpp> + +using namespace uhd; + +const gain_range_t e100_codec_ctrl::tx_pga_gain_range(-20, 0, double(0.1)); +const gain_range_t e100_codec_ctrl::rx_pga_gain_range(0, 20, 1); + +/*********************************************************************** + * Codec Control Implementation + **********************************************************************/ +class e100_codec_ctrl_impl : public e100_codec_ctrl{ +public: + //structors + e100_codec_ctrl_impl(spi_iface::sptr iface); + ~e100_codec_ctrl_impl(void); + + //aux adc and dac control + double read_aux_adc(aux_adc_t which); + void write_aux_dac(aux_dac_t which, double volts); + + //pga gain control + void set_tx_pga_gain(double); + double get_tx_pga_gain(void); + void set_rx_pga_gain(double, char); + double get_rx_pga_gain(char); + +private: + spi_iface::sptr _iface; + ad9862_regs_t _ad9862_regs; + void send_reg(boost::uint8_t addr); + void recv_reg(boost::uint8_t addr); +}; + +/*********************************************************************** + * Codec Control Structors + **********************************************************************/ +e100_codec_ctrl_impl::e100_codec_ctrl_impl(spi_iface::sptr iface){ + _iface = iface; + + //soft reset + _ad9862_regs.soft_reset = 1; + this->send_reg(0); + + //initialize the codec register settings + _ad9862_regs.sdio_bidir = ad9862_regs_t::SDIO_BIDIR_SDIO_SDO; + _ad9862_regs.lsb_first = ad9862_regs_t::LSB_FIRST_MSB; + _ad9862_regs.soft_reset = 0; + + //setup rx side of codec + _ad9862_regs.byp_buffer_a = 0; + _ad9862_regs.byp_buffer_b = 0; + _ad9862_regs.buffer_a_pd = 0; + _ad9862_regs.buffer_b_pd = 0; + _ad9862_regs.rx_pga_a = 0;//0x1f; //TODO bring under api control + _ad9862_regs.rx_pga_b = 0;//0x1f; //TODO bring under api control + _ad9862_regs.rx_twos_comp = 1; + _ad9862_regs.rx_hilbert = ad9862_regs_t::RX_HILBERT_DIS; + _ad9862_regs.shared_ref = 1; + + //setup tx side of codec + _ad9862_regs.two_data_paths = ad9862_regs_t::TWO_DATA_PATHS_BOTH; + _ad9862_regs.interleaved = ad9862_regs_t::INTERLEAVED_INTERLEAVED; + _ad9862_regs.tx_retime = ad9862_regs_t::TX_RETIME_CLKOUT2; + _ad9862_regs.tx_pga_gain = 199; //TODO bring under api control + _ad9862_regs.tx_hilbert = ad9862_regs_t::TX_HILBERT_DIS; + _ad9862_regs.interp = ad9862_regs_t::INTERP_2; + _ad9862_regs.tx_twos_comp = 1; + _ad9862_regs.fine_mode = ad9862_regs_t::FINE_MODE_BYPASS; + _ad9862_regs.coarse_mod = ad9862_regs_t::COARSE_MOD_BYPASS; + _ad9862_regs.dac_a_coarse_gain = 0x3; + _ad9862_regs.dac_b_coarse_gain = 0x3; + _ad9862_regs.edges = ad9862_regs_t::EDGES_NORMAL; + + //setup the dll + _ad9862_regs.input_clk_ctrl = ad9862_regs_t::INPUT_CLK_CTRL_EXTERNAL; + _ad9862_regs.dll_mult = ad9862_regs_t::DLL_MULT_2; + _ad9862_regs.dll_mode = ad9862_regs_t::DLL_MODE_FAST; + _ad9862_regs.hs_duty_cycle = 1; + _ad9862_regs.clk_duty = 1; + + //disable clkout1 and clkout2 + _ad9862_regs.dis1 = ad9862_regs_t::DIS1_DIS; + //_ad9862_regs.dis2 = ad9862_regs_t::DIS2_DIS; needed for transmit + + //write the register settings to the codec + for (uint8_t addr = 0; addr <= 25; addr++){ + this->send_reg(addr); + } + + //always start conversions for aux ADC + _ad9862_regs.start_a = 1; + _ad9862_regs.start_b = 1; + + //aux adc clock + _ad9862_regs.clk_4 = ad9862_regs_t::CLK_4_1_4; + this->send_reg(34); + this->send_reg(35); +} + +e100_codec_ctrl_impl::~e100_codec_ctrl_impl(void){ + //set aux dacs to zero + this->write_aux_dac(AUX_DAC_A, 0); + this->write_aux_dac(AUX_DAC_B, 0); + this->write_aux_dac(AUX_DAC_C, 0); + this->write_aux_dac(AUX_DAC_D, 0); + + //power down + _ad9862_regs.all_rx_pd = 1; + this->send_reg(1); + _ad9862_regs.tx_digital_pd = 1; + _ad9862_regs.tx_analog_pd = ad9862_regs_t::TX_ANALOG_PD_BOTH; + this->send_reg(8); +} + +/*********************************************************************** + * Codec Control Gain Control Methods + **********************************************************************/ +static const int mtpgw = 255; //maximum tx pga gain word + +void e100_codec_ctrl_impl::set_tx_pga_gain(double gain){ + int gain_word = int(mtpgw*(gain - tx_pga_gain_range.start())/(tx_pga_gain_range.stop() - tx_pga_gain_range.start())); + _ad9862_regs.tx_pga_gain = uhd::clip(gain_word, 0, mtpgw); + this->send_reg(16); +} + +double e100_codec_ctrl_impl::get_tx_pga_gain(void){ + return (_ad9862_regs.tx_pga_gain*(tx_pga_gain_range.stop() - tx_pga_gain_range.start())/mtpgw) + tx_pga_gain_range.start(); +} + +static const int mrpgw = 0x14; //maximum rx pga gain word + +void e100_codec_ctrl_impl::set_rx_pga_gain(double gain, char which){ + int gain_word = int(mrpgw*(gain - rx_pga_gain_range.start())/(rx_pga_gain_range.stop() - rx_pga_gain_range.start())); + gain_word = uhd::clip(gain_word, 0, mrpgw); + switch(which){ + case 'A': + _ad9862_regs.rx_pga_a = gain_word; + this->send_reg(2); + return; + case 'B': + _ad9862_regs.rx_pga_b = gain_word; + this->send_reg(3); + return; + default: UHD_THROW_INVALID_CODE_PATH(); + } +} + +double e100_codec_ctrl_impl::get_rx_pga_gain(char which){ + int gain_word; + switch(which){ + case 'A': gain_word = _ad9862_regs.rx_pga_a; break; + case 'B': gain_word = _ad9862_regs.rx_pga_b; break; + default: UHD_THROW_INVALID_CODE_PATH(); + } + return (gain_word*(rx_pga_gain_range.stop() - rx_pga_gain_range.start())/mrpgw) + rx_pga_gain_range.start(); +} + +/*********************************************************************** + * Codec Control AUX ADC Methods + **********************************************************************/ +static double aux_adc_to_volts(boost::uint8_t high, boost::uint8_t low){ + return double((boost::uint16_t(high) << 2) | low)*3.3/0x3ff; +} + +double e100_codec_ctrl_impl::read_aux_adc(aux_adc_t which){ + switch(which){ + case AUX_ADC_A1: + _ad9862_regs.select_a = ad9862_regs_t::SELECT_A_AUX_ADC1; + this->send_reg(34); //start conversion and select mux + this->recv_reg(28); //read the value (2 bytes, 2 reads) + this->recv_reg(29); + return aux_adc_to_volts(_ad9862_regs.aux_adc_a1_9_2, _ad9862_regs.aux_adc_a1_1_0); + + case AUX_ADC_A2: + _ad9862_regs.select_a = ad9862_regs_t::SELECT_A_AUX_ADC2; + this->send_reg(34); //start conversion and select mux + this->recv_reg(26); //read the value (2 bytes, 2 reads) + this->recv_reg(27); + return aux_adc_to_volts(_ad9862_regs.aux_adc_a2_9_2, _ad9862_regs.aux_adc_a2_1_0); + + case AUX_ADC_B1: + _ad9862_regs.select_b = ad9862_regs_t::SELECT_B_AUX_ADC1; + this->send_reg(34); //start conversion and select mux + this->recv_reg(32); //read the value (2 bytes, 2 reads) + this->recv_reg(33); + return aux_adc_to_volts(_ad9862_regs.aux_adc_b1_9_2, _ad9862_regs.aux_adc_b1_1_0); + + case AUX_ADC_B2: + _ad9862_regs.select_b = ad9862_regs_t::SELECT_B_AUX_ADC2; + this->send_reg(34); //start conversion and select mux + this->recv_reg(30); //read the value (2 bytes, 2 reads) + this->recv_reg(31); + return aux_adc_to_volts(_ad9862_regs.aux_adc_b2_9_2, _ad9862_regs.aux_adc_b2_1_0); + } + UHD_THROW_INVALID_CODE_PATH(); +} + +/*********************************************************************** + * Codec Control AUX DAC Methods + **********************************************************************/ +void e100_codec_ctrl_impl::write_aux_dac(aux_dac_t which, double volts){ + //special case for aux dac d (aka sigma delta word) + if (which == AUX_DAC_D){ + boost::uint16_t dac_word = uhd::clip(boost::math::iround(volts*0xfff/3.3), 0, 0xfff); + _ad9862_regs.sig_delt_11_4 = boost::uint8_t(dac_word >> 4); + _ad9862_regs.sig_delt_3_0 = boost::uint8_t(dac_word & 0xf); + this->send_reg(42); + this->send_reg(43); + return; + } + + //calculate the dac word for aux dac a, b, c + boost::uint8_t dac_word = uhd::clip(boost::math::iround(volts*0xff/3.3), 0, 0xff); + + //setup a lookup table for the aux dac params (reg ref, reg addr) + typedef boost::tuple<boost::uint8_t*, boost::uint8_t> dac_params_t; + uhd::dict<aux_dac_t, dac_params_t> aux_dac_to_params = boost::assign::map_list_of + (AUX_DAC_A, dac_params_t(&_ad9862_regs.aux_dac_a, 36)) + (AUX_DAC_B, dac_params_t(&_ad9862_regs.aux_dac_b, 37)) + (AUX_DAC_C, dac_params_t(&_ad9862_regs.aux_dac_c, 38)) + ; + + //set the aux dac register + UHD_ASSERT_THROW(aux_dac_to_params.has_key(which)); + boost::uint8_t *reg_ref, reg_addr; + boost::tie(reg_ref, reg_addr) = aux_dac_to_params[which]; + *reg_ref = dac_word; + this->send_reg(reg_addr); +} + +/*********************************************************************** + * Codec Control SPI Methods + **********************************************************************/ +void e100_codec_ctrl_impl::send_reg(boost::uint8_t addr){ + boost::uint32_t reg = _ad9862_regs.get_write_reg(addr); + UHD_LOGV(often) << "codec control write reg: " << std::hex << reg << std::endl; + _iface->write_spi( + UE_SPI_SS_AD9862, + spi_config_t::EDGE_RISE, + reg, 16 + ); +} + +void e100_codec_ctrl_impl::recv_reg(boost::uint8_t addr){ + boost::uint32_t reg = _ad9862_regs.get_read_reg(addr); + UHD_LOGV(often) << "codec control read reg: " << std::hex << reg << std::endl; + boost::uint32_t ret = _iface->read_spi( + UE_SPI_SS_AD9862, + spi_config_t::EDGE_RISE, + reg, 16 + ); + UHD_LOGV(often) << "codec control read ret: " << std::hex << ret << std::endl; + _ad9862_regs.set_reg(addr, boost::uint16_t(ret)); +} + +/*********************************************************************** + * Codec Control Make + **********************************************************************/ +e100_codec_ctrl::sptr e100_codec_ctrl::make(spi_iface::sptr iface){ + return sptr(new e100_codec_ctrl_impl(iface)); +} diff --git a/host/lib/usrp/e100/codec_ctrl.hpp b/host/lib/usrp/e100/codec_ctrl.hpp new file mode 100644 index 000000000..707f6f521 --- /dev/null +++ b/host/lib/usrp/e100/codec_ctrl.hpp @@ -0,0 +1,90 @@ +// +// Copyright 2010-2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#ifndef INCLUDED_USRP_E100_CODEC_CTRL_HPP +#define INCLUDED_USRP_E100_CODEC_CTRL_HPP + +#include <uhd/types/serial.hpp> +#include <uhd/types/ranges.hpp> +#include <boost/shared_ptr.hpp> +#include <boost/utility.hpp> + +/*! + * The usrp-e codec control: + * - Init/power down codec. + * - Read aux adc, write aux dac. + */ +class e100_codec_ctrl : boost::noncopyable{ +public: + typedef boost::shared_ptr<e100_codec_ctrl> sptr; + + static const uhd::gain_range_t tx_pga_gain_range; + static const uhd::gain_range_t rx_pga_gain_range; + + /*! + * Make a new codec control object. + * \param iface the spi iface object + * \return the codec control object + */ + static sptr make(uhd::spi_iface::sptr iface); + + //! aux adc identifier constants + enum aux_adc_t{ + AUX_ADC_A2 = 0xA2, + AUX_ADC_A1 = 0xA1, + AUX_ADC_B2 = 0xB2, + AUX_ADC_B1 = 0xB1 + }; + + /*! + * Read an auxiliary adc: + * The internals remember which aux adc was read last. + * Therefore, the aux adc switch is only changed as needed. + * \param which which of the 4 adcs + * \return a value in volts + */ + virtual double read_aux_adc(aux_adc_t which) = 0; + + //! aux dac identifier constants + enum aux_dac_t{ + AUX_DAC_A = 0xA, + AUX_DAC_B = 0xB, + AUX_DAC_C = 0xC, + AUX_DAC_D = 0xD //really the sigma delta output + }; + + /*! + * Write an auxiliary dac. + * \param which which of the 4 dacs + * \param volts the level in in volts + */ + virtual void write_aux_dac(aux_dac_t which, double volts) = 0; + + //! Set the TX PGA gain + virtual void set_tx_pga_gain(double gain) = 0; + + //! Get the TX PGA gain + virtual double get_tx_pga_gain(void) = 0; + + //! Set the RX PGA gain ('A' or 'B') + virtual void set_rx_pga_gain(double gain, char which) = 0; + + //! Get the RX PGA gain ('A' or 'B') + virtual double get_rx_pga_gain(char which) = 0; +}; + +#endif /* INCLUDED_USRP_E100_CODEC_CTRL_HPP */ diff --git a/host/lib/usrp/e100/dboard_iface.cpp b/host/lib/usrp/e100/dboard_iface.cpp new file mode 100644 index 000000000..6afc7bc48 --- /dev/null +++ b/host/lib/usrp/e100/dboard_iface.cpp @@ -0,0 +1,258 @@ +// +// Copyright 2010-2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include "gpio_core_200.hpp" +#include <uhd/types/serial.hpp> +#include "e100_regs.hpp" +#include "clock_ctrl.hpp" +#include "codec_ctrl.hpp" +#include <uhd/usrp/dboard_iface.hpp> +#include <uhd/types/dict.hpp> +#include <uhd/exception.hpp> +#include <boost/assign/list_of.hpp> +#include <linux/usrp_e.h> //i2c and spi constants + +using namespace uhd; +using namespace uhd::usrp; +using namespace boost::assign; + +class e100_dboard_iface : public dboard_iface{ +public: + + e100_dboard_iface( + wb_iface::sptr wb_iface, + i2c_iface::sptr i2c_iface, + spi_iface::sptr spi_iface, + e100_clock_ctrl::sptr clock, + e100_codec_ctrl::sptr codec + ){ + _wb_iface = wb_iface; + _i2c_iface = i2c_iface; + _spi_iface = spi_iface; + _clock = clock; + _codec = codec; + _gpio = gpio_core_200::make(_wb_iface, E100_REG_SR_ADDR(UE_SR_GPIO), E100_REG_RB_GPIO); + + //init the clock rate shadows + this->set_clock_rate(UNIT_RX, _clock->get_fpga_clock_rate()); + this->set_clock_rate(UNIT_TX, _clock->get_fpga_clock_rate()); + } + + ~e100_dboard_iface(void){ + /* NOP */ + } + + special_props_t get_special_props(void){ + special_props_t props; + props.soft_clock_divider = false; + props.mangle_i2c_addrs = false; + return props; + } + + void write_aux_dac(unit_t, aux_dac_t, double); + double read_aux_adc(unit_t, aux_adc_t); + + void _set_pin_ctrl(unit_t, boost::uint16_t); + void _set_atr_reg(unit_t, atr_reg_t, boost::uint16_t); + void _set_gpio_ddr(unit_t, boost::uint16_t); + void _set_gpio_out(unit_t, boost::uint16_t); + void set_gpio_debug(unit_t, int); + boost::uint16_t read_gpio(unit_t); + + void write_i2c(boost::uint8_t, const byte_vector_t &); + byte_vector_t read_i2c(boost::uint8_t, size_t); + + void write_spi( + unit_t unit, + const spi_config_t &config, + boost::uint32_t data, + size_t num_bits + ); + + boost::uint32_t read_write_spi( + unit_t unit, + const spi_config_t &config, + boost::uint32_t data, + size_t num_bits + ); + + void set_clock_rate(unit_t, double); + std::vector<double> get_clock_rates(unit_t); + double get_clock_rate(unit_t); + void set_clock_enabled(unit_t, bool); + double get_codec_rate(unit_t); + +private: + wb_iface::sptr _wb_iface; + i2c_iface::sptr _i2c_iface; + spi_iface::sptr _spi_iface; + e100_clock_ctrl::sptr _clock; + e100_codec_ctrl::sptr _codec; + gpio_core_200::sptr _gpio; +}; + +/*********************************************************************** + * Make Function + **********************************************************************/ +dboard_iface::sptr make_e100_dboard_iface( + wb_iface::sptr wb_iface, + i2c_iface::sptr i2c_iface, + spi_iface::sptr spi_iface, + e100_clock_ctrl::sptr clock, + e100_codec_ctrl::sptr codec +){ + return dboard_iface::sptr(new e100_dboard_iface(wb_iface, i2c_iface, spi_iface, clock, codec)); +} + +/*********************************************************************** + * Clock Rates + **********************************************************************/ +void e100_dboard_iface::set_clock_rate(unit_t unit, double rate){ + switch(unit){ + case UNIT_RX: return _clock->set_rx_dboard_clock_rate(rate); + case UNIT_TX: return _clock->set_tx_dboard_clock_rate(rate); + } +} + +std::vector<double> e100_dboard_iface::get_clock_rates(unit_t unit){ + switch(unit){ + case UNIT_RX: return _clock->get_rx_dboard_clock_rates(); + case UNIT_TX: return _clock->get_tx_dboard_clock_rates(); + default: UHD_THROW_INVALID_CODE_PATH(); + } +} + +double e100_dboard_iface::get_clock_rate(unit_t unit){ + switch(unit){ + case UNIT_RX: return _clock->get_rx_clock_rate(); + case UNIT_TX: return _clock->get_tx_clock_rate(); + } + UHD_THROW_INVALID_CODE_PATH(); +} + +void e100_dboard_iface::set_clock_enabled(unit_t unit, bool enb){ + switch(unit){ + case UNIT_RX: return _clock->enable_rx_dboard_clock(enb); + case UNIT_TX: return _clock->enable_tx_dboard_clock(enb); + } +} + +double e100_dboard_iface::get_codec_rate(unit_t){ + return _clock->get_fpga_clock_rate(); +} + +/*********************************************************************** + * GPIO + **********************************************************************/ +void e100_dboard_iface::_set_pin_ctrl(unit_t unit, boost::uint16_t value){ + return _gpio->set_pin_ctrl(unit, value); +} + +void e100_dboard_iface::_set_gpio_ddr(unit_t unit, boost::uint16_t value){ + return _gpio->set_gpio_ddr(unit, value); +} + +void e100_dboard_iface::_set_gpio_out(unit_t unit, boost::uint16_t value){ + return _gpio->set_gpio_out(unit, value); +} + +boost::uint16_t e100_dboard_iface::read_gpio(unit_t unit){ + return _gpio->read_gpio(unit); +} + +void e100_dboard_iface::_set_atr_reg(unit_t unit, atr_reg_t atr, boost::uint16_t value){ + return _gpio->set_atr_reg(unit, atr, value); +} + +void e100_dboard_iface::set_gpio_debug(unit_t, int){ + throw uhd::not_implemented_error("no set_gpio_debug implemented"); +} + +/*********************************************************************** + * SPI + **********************************************************************/ +/*! + * Static function to convert a unit type to a spi slave device number. + * \param unit the dboard interface unit type enum + * \return the slave device number + */ +static boost::uint32_t unit_to_otw_spi_dev(dboard_iface::unit_t unit){ + switch(unit){ + case dboard_iface::UNIT_TX: return UE_SPI_SS_TX_DB; + case dboard_iface::UNIT_RX: return UE_SPI_SS_RX_DB; + } + UHD_THROW_INVALID_CODE_PATH(); +} + +void e100_dboard_iface::write_spi( + unit_t unit, + const spi_config_t &config, + boost::uint32_t data, + size_t num_bits +){ + _spi_iface->write_spi(unit_to_otw_spi_dev(unit), config, data, num_bits); +} + +boost::uint32_t e100_dboard_iface::read_write_spi( + unit_t unit, + const spi_config_t &config, + boost::uint32_t data, + size_t num_bits +){ + return _spi_iface->read_spi(unit_to_otw_spi_dev(unit), config, data, num_bits); +} + +/*********************************************************************** + * I2C + **********************************************************************/ +void e100_dboard_iface::write_i2c(boost::uint8_t addr, const byte_vector_t &bytes){ + return _i2c_iface->write_i2c(addr, bytes); +} + +byte_vector_t e100_dboard_iface::read_i2c(boost::uint8_t addr, size_t num_bytes){ + return _i2c_iface->read_i2c(addr, num_bytes); +} + +/*********************************************************************** + * Aux DAX/ADC + **********************************************************************/ +void e100_dboard_iface::write_aux_dac(dboard_iface::unit_t, aux_dac_t which, double value){ + //same aux dacs for each unit + static const uhd::dict<aux_dac_t, e100_codec_ctrl::aux_dac_t> which_to_aux_dac = map_list_of + (AUX_DAC_A, e100_codec_ctrl::AUX_DAC_A) + (AUX_DAC_B, e100_codec_ctrl::AUX_DAC_B) + (AUX_DAC_C, e100_codec_ctrl::AUX_DAC_C) + (AUX_DAC_D, e100_codec_ctrl::AUX_DAC_D) + ; + _codec->write_aux_dac(which_to_aux_dac[which], value); +} + +double e100_dboard_iface::read_aux_adc(dboard_iface::unit_t unit, aux_adc_t which){ + static const uhd::dict< + unit_t, uhd::dict<aux_adc_t, e100_codec_ctrl::aux_adc_t> + > unit_to_which_to_aux_adc = map_list_of + (UNIT_RX, map_list_of + (AUX_ADC_A, e100_codec_ctrl::AUX_ADC_A1) + (AUX_ADC_B, e100_codec_ctrl::AUX_ADC_B1) + ) + (UNIT_TX, map_list_of + (AUX_ADC_A, e100_codec_ctrl::AUX_ADC_A2) + (AUX_ADC_B, e100_codec_ctrl::AUX_ADC_B2) + ) + ; + return _codec->read_aux_adc(unit_to_which_to_aux_adc[unit][which]); +} diff --git a/host/lib/usrp/e100/e100_ctrl.cpp b/host/lib/usrp/e100/e100_ctrl.cpp new file mode 100644 index 000000000..eb529c9c1 --- /dev/null +++ b/host/lib/usrp/e100/e100_ctrl.cpp @@ -0,0 +1,355 @@ +// +// Copyright 2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include "e100_ctrl.hpp" +#include "e100_regs.hpp" +#include <uhd/exception.hpp> +#include <uhd/utils/log.hpp> +#include <uhd/utils/msg.hpp> +#include <sys/ioctl.h> //ioctl +#include <fcntl.h> //open, close +#include <linux/usrp_e.h> //ioctl structures and constants +#include <boost/thread/thread.hpp> //sleep +#include <boost/thread/mutex.hpp> +#include <boost/foreach.hpp> +#include <boost/format.hpp> +#include <fstream> + +using namespace uhd; + +/*********************************************************************** + * Sysfs GPIO wrapper class + **********************************************************************/ +class gpio{ +public: + gpio(const int num, const std::string &dir) : _num(num){ + this->set_xport("export"); + this->set_dir(dir); + _value_file.open(str(boost::format("/sys/class/gpio/gpio%d/value") % num).c_str(), std::ios_base::in | std::ios_base::out); + } + ~gpio(void){ + _value_file.close(); + this->set_dir("in"); + this->set_xport("unexport"); + } + void operator()(const int val){ + _value_file << val << std::endl << std::flush; + } + int operator()(void){ + std::string val; + std::getline(_value_file, val); + _value_file.seekg(0); + return int(val.at(0) - '0') & 0x1; + } +private: + void set_xport(const std::string &xport){ + std::ofstream export_file(("/sys/class/gpio/" + xport).c_str()); + export_file << _num << std::endl << std::flush; + export_file.close(); + } + void set_dir(const std::string &dir){ + std::ofstream dir_file(str(boost::format("/sys/class/gpio/gpio%d/direction") % _num).c_str()); + dir_file << dir << std::endl << std::flush; + dir_file.close(); + } + const int _num; + std::fstream _value_file; +}; + +/*********************************************************************** + * Aux spi implementation + **********************************************************************/ +class aux_spi_iface_impl : public spi_iface{ +public: + aux_spi_iface_impl(void): + spi_sclk_gpio(65, "out"), + spi_sen_gpio(186, "out"), + spi_mosi_gpio(145, "out"), + spi_miso_gpio(147, "in"){} + + boost::uint32_t transact_spi( + int, const spi_config_t &, //not used params + boost::uint32_t bits, + size_t num_bits, + bool readback + ){ + boost::uint32_t rb_bits = 0; + this->spi_sen_gpio(0); + + for (size_t i = 0; i < num_bits; i++){ + this->spi_sclk_gpio(0); + this->spi_mosi_gpio((bits >> (num_bits-i-1)) & 0x1); + boost::this_thread::sleep(boost::posix_time::microseconds(10)); + if (readback) rb_bits = (rb_bits << 1) | this->spi_miso_gpio(); + this->spi_sclk_gpio(1); + boost::this_thread::sleep(boost::posix_time::microseconds(10)); + } + + this->spi_sen_gpio(1); + boost::this_thread::sleep(boost::posix_time::microseconds(100)); + return rb_bits; + } + +private: + gpio spi_sclk_gpio, spi_sen_gpio, spi_mosi_gpio, spi_miso_gpio; +}; + +uhd::spi_iface::sptr e100_ctrl::make_aux_spi_iface(void){ + return uhd::spi_iface::sptr(new aux_spi_iface_impl()); +} + +/*********************************************************************** + * I2C device node implementation wrapper + **********************************************************************/ +#include <linux/i2c-dev.h> +#include <linux/i2c.h> +class i2c_dev_iface : public i2c_iface{ +public: + i2c_dev_iface(const std::string &node){ + if ((_node_fd = ::open(node.c_str(), O_RDWR)) < 0){ + throw uhd::io_error("Failed to open " + node); + } + } + + ~i2c_dev_iface(void){ + ::close(_node_fd); + } + + void write_i2c(boost::uint8_t addr, const byte_vector_t &bytes){ + byte_vector_t rw_bytes(bytes); + + //setup the message + i2c_msg msg; + msg.addr = addr; + msg.flags = 0; + msg.len = bytes.size(); + msg.buf = &rw_bytes.front(); + + //setup the data + i2c_rdwr_ioctl_data data; + data.msgs = &msg; + data.nmsgs = 1; + + //call the ioctl + UHD_ASSERT_THROW(::ioctl(_node_fd, I2C_RDWR, &data) >= 0); + } + + byte_vector_t read_i2c(boost::uint8_t addr, size_t num_bytes){ + byte_vector_t bytes(num_bytes); + + //setup the message + i2c_msg msg; + msg.addr = addr; + msg.flags = I2C_M_RD; + msg.len = bytes.size(); + msg.buf = &bytes.front(); + + //setup the data + i2c_rdwr_ioctl_data data; + data.msgs = &msg; + data.nmsgs = 1; + + //call the ioctl + UHD_ASSERT_THROW(::ioctl(_node_fd, I2C_RDWR, &data) >= 0); + + return bytes; + } + +private: int _node_fd; +}; + +uhd::i2c_iface::sptr e100_ctrl::make_dev_i2c_iface(const std::string &node){ + return uhd::i2c_iface::sptr(new i2c_dev_iface(node)); +} + +/*********************************************************************** + * UART control implementation + **********************************************************************/ +#include <termios.h> +#include <cstring> +class uart_dev_iface : public uart_iface{ +public: + uart_dev_iface(const std::string &node){ + if ((_node_fd = ::open(node.c_str(), O_RDWR | O_NONBLOCK)) < 0){ + throw uhd::io_error("Failed to open " + node); + } + + //init the tty settings w/ termios + termios tio; + std::memset(&tio,0,sizeof(tio)); + tio.c_iflag = IGNCR; //Ignore CR + tio.c_oflag = OPOST | ONLCR; //Map NL to CR-NL on output + tio.c_cflag = CS8 | CREAD | CLOCAL; // 8n1 + tio.c_lflag = 0; + + cfsetospeed(&tio, B115200); // 115200 baud + cfsetispeed(&tio, B115200); // 115200 baud + + tcsetattr(_node_fd, TCSANOW, &tio); + } + + void write_uart(const std::string &buf){ + const ssize_t ret = ::write(_node_fd, buf.c_str(), buf.size()); + if (size_t(ret) != buf.size()) UHD_LOG << ret; + } + + std::string read_uart(double timeout){ + const boost::system_time exit_time = boost::get_system_time() + boost::posix_time::milliseconds(long(timeout*1000)); + + std::string line; + while(true){ + char ch; + const ssize_t ret = ::read(_node_fd, &ch, 1); + + //got a character -> process it + if (ret == 1){ + const bool flush = ch == '\n' or ch == '\r'; + if (flush and line.empty()) continue; //avoid flushing on empty lines + line += std::string(1, ch); + if (flush) break; + } + + //didnt get a character, check the timeout + else if (boost::get_system_time() > exit_time){ + break; + } + + //otherwise sleep for a bit + else{ + boost::this_thread::sleep(boost::posix_time::milliseconds(10)); + } + } + return line; + } + +private: int _node_fd; +}; + +uhd::uart_iface::sptr e100_ctrl::make_gps_uart_iface(const std::string &node){ + return uhd::uart_iface::sptr(new uart_dev_iface(node)); +} + +/*********************************************************************** + * USRP-E100 control implementation + **********************************************************************/ +class e100_ctrl_impl : public e100_ctrl{ +public: + + int get_file_descriptor(void){ + return _node_fd; + } + + /******************************************************************* + * Structors + ******************************************************************/ + e100_ctrl_impl(const std::string &node){ + UHD_MSG(status) << "Opening device node " << node << "..." << std::endl; + + //open the device node and check file descriptor + if ((_node_fd = ::open(node.c_str(), O_RDWR)) < 0){ + throw uhd::io_error("Failed to open " + node); + } + + //check the module compatibility number + int module_compat_num = ::ioctl(_node_fd, USRP_E_GET_COMPAT_NUMBER, NULL); + if (module_compat_num != USRP_E_COMPAT_NUMBER){ + throw uhd::runtime_error(str(boost::format( + "Expected module compatibility number 0x%x, but got 0x%x:\n" + "The module build is not compatible with the host code build." + ) % USRP_E_COMPAT_NUMBER % module_compat_num)); + } + + //perform a global reset after opening + this->poke32(E100_REG_GLOBAL_RESET, 0); + } + + ~e100_ctrl_impl(void){ + ::close(_node_fd); + } + + /******************************************************************* + * IOCTL: provides the communication base for all other calls + ******************************************************************/ + void ioctl(int request, void *mem){ + boost::mutex::scoped_lock lock(_ioctl_mutex); + + if (::ioctl(_node_fd, request, mem) < 0){ + throw uhd::os_error(str( + boost::format("ioctl failed with request %d") % request + )); + } + } + /******************************************************************* + * Peek and Poke + ******************************************************************/ + void poke32(wb_addr_type addr, boost::uint32_t value){ + //load the data struct + usrp_e_ctl32 data; + data.offset = addr; + data.count = 1; + data.buf[0] = value; + + //call the ioctl + this->ioctl(USRP_E_WRITE_CTL32, &data); + } + + void poke16(wb_addr_type addr, boost::uint16_t value){ + //load the data struct + usrp_e_ctl16 data; + data.offset = addr; + data.count = 1; + data.buf[0] = value; + + //call the ioctl + this->ioctl(USRP_E_WRITE_CTL16, &data); + } + + boost::uint32_t peek32(wb_addr_type addr){ + //load the data struct + usrp_e_ctl32 data; + data.offset = addr; + data.count = 1; + + //call the ioctl + this->ioctl(USRP_E_READ_CTL32, &data); + + return data.buf[0]; + } + + boost::uint16_t peek16(wb_addr_type addr){ + //load the data struct + usrp_e_ctl16 data; + data.offset = addr; + data.count = 1; + + //call the ioctl + this->ioctl(USRP_E_READ_CTL16, &data); + + return data.buf[0]; + } + +private: + int _node_fd; + boost::mutex _ioctl_mutex; +}; + +/*********************************************************************** + * Public Make Function + **********************************************************************/ +e100_ctrl::sptr e100_ctrl::make(const std::string &node){ + return sptr(new e100_ctrl_impl(node)); +} diff --git a/host/lib/usrp/e100/e100_ctrl.hpp b/host/lib/usrp/e100/e100_ctrl.hpp new file mode 100644 index 000000000..fd66791d4 --- /dev/null +++ b/host/lib/usrp/e100/e100_ctrl.hpp @@ -0,0 +1,48 @@ +// +// Copyright 2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#ifndef INCLUDED_B100_CTRL_HPP +#define INCLUDED_B100_CTRL_HPP + +#include "wb_iface.hpp" +#include <uhd/types/serial.hpp> +#include <boost/shared_ptr.hpp> +#include <boost/utility.hpp> + +class e100_ctrl : boost::noncopyable, public wb_iface{ +public: + typedef boost::shared_ptr<e100_ctrl> sptr; + + //! Make a new controller for E100 + static sptr make(const std::string &node); + + //! Make an i2c iface for the i2c device node + static uhd::i2c_iface::sptr make_dev_i2c_iface(const std::string &node); + + //! Make an i2c iface for the i2c device node + static uhd::spi_iface::sptr make_aux_spi_iface(void); + + //! Make a uart iface for the uart device node + static uhd::uart_iface::sptr make_gps_uart_iface(const std::string &node); + + virtual void ioctl(int request, void *mem) = 0; + + virtual int get_file_descriptor(void) = 0; + +}; + +#endif /* INCLUDED_B100_CTRL_HPP */ diff --git a/host/lib/usrp/e100/e100_impl.cpp b/host/lib/usrp/e100/e100_impl.cpp new file mode 100644 index 000000000..d610c0b12 --- /dev/null +++ b/host/lib/usrp/e100/e100_impl.cpp @@ -0,0 +1,494 @@ +// +// Copyright 2010-2012 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include "apply_corrections.hpp" +#include "e100_impl.hpp" +#include "e100_regs.hpp" +#include <uhd/utils/msg.hpp> +#include <uhd/exception.hpp> +#include <uhd/utils/static.hpp> +#include <uhd/utils/images.hpp> +#include <boost/bind.hpp> +#include <boost/format.hpp> +#include <boost/filesystem.hpp> +#include <boost/functional/hash.hpp> +#include <boost/assign/list_of.hpp> +#include <fstream> + +using namespace uhd; +using namespace uhd::usrp; +namespace fs = boost::filesystem; + +//////////////////////////////////////////////////////////////////////// +// I2C addresses +//////////////////////////////////////////////////////////////////////// +#define I2C_DEV_EEPROM 0x50 // 24LC02[45]: 7-bits 1010xxx +#define I2C_ADDR_MBOARD (I2C_DEV_EEPROM | 0x0) +#define I2C_ADDR_TX_DB (I2C_DEV_EEPROM | 0x4) +#define I2C_ADDR_RX_DB (I2C_DEV_EEPROM | 0x5) + +/*********************************************************************** + * Discovery + **********************************************************************/ +static device_addrs_t e100_find(const device_addr_t &hint){ + device_addrs_t e100_addrs; + + //return an empty list of addresses when type is set to non-usrp-e + if (hint.has_key("type") and hint["type"] != "e100") return e100_addrs; + + //device node not provided, assume its 0 + if (not hint.has_key("node")){ + device_addr_t new_addr = hint; + new_addr["node"] = "/dev/usrp_e0"; + return e100_find(new_addr); + } + + //use the given device node name + if (fs::exists(hint["node"])){ + device_addr_t new_addr; + new_addr["type"] = "e100"; + new_addr["node"] = fs::system_complete(fs::path(hint["node"])).string(); + try{ + i2c_iface::sptr i2c_iface = e100_ctrl::make_dev_i2c_iface(E100_I2C_DEV_NODE); + const mboard_eeprom_t mb_eeprom(*i2c_iface, mboard_eeprom_t::MAP_E100); + new_addr["name"] = mb_eeprom["name"]; + new_addr["serial"] = mb_eeprom["serial"]; + } + catch(const std::exception &e){ + new_addr["name"] = ""; + new_addr["serial"] = ""; + } + if ( + (not hint.has_key("name") or hint["name"] == new_addr["name"]) and + (not hint.has_key("serial") or hint["serial"] == new_addr["serial"]) + ){ + e100_addrs.push_back(new_addr); + } + } + + return e100_addrs; +} + +/*********************************************************************** + * Make + **********************************************************************/ +static size_t hash_fpga_file(const std::string &file_path){ + size_t hash = 0; + std::ifstream file(file_path.c_str()); + if (not file.good()) throw uhd::io_error("cannot open fpga file for read: " + file_path); + while (file.good()) boost::hash_combine(hash, file.get()); + file.close(); + return hash; +} + +static device::sptr e100_make(const device_addr_t &device_addr){ + return device::sptr(new e100_impl(device_addr)); +} + +UHD_STATIC_BLOCK(register_e100_device){ + device::register_device(&e100_find, &e100_make); +} + +static const uhd::dict<std::string, std::string> model_to_fpga_file_name = boost::assign::map_list_of + ("E100", "usrp_e100_fpga_v2.bin") + ("E110", "usrp_e110_fpga.bin") +; + +/*********************************************************************** + * Structors + **********************************************************************/ +e100_impl::e100_impl(const uhd::device_addr_t &device_addr){ + _tree = property_tree::make(); + + //setup the main interface into fpga + const std::string node = device_addr["node"]; + _fpga_ctrl = e100_ctrl::make(node); + + //read the eeprom so we can determine the hardware + _dev_i2c_iface = e100_ctrl::make_dev_i2c_iface(E100_I2C_DEV_NODE); + const mboard_eeprom_t mb_eeprom(*_dev_i2c_iface, mboard_eeprom_t::MAP_E100); + + //determine the model string for this device + const std::string model = device_addr.get("model", mb_eeprom.get("model", "")); + if (not model_to_fpga_file_name.has_key(model)) throw uhd::runtime_error(str(boost::format( + "\n" + " The specified model string \"%s\" is not recognized.\n" + " Perhaps the EEPROM is uninitialized, missing, or damaged.\n" + " Or, a monitor is pirating the I2C address of the EEPROM.\n" + ) % model)); + + //extract the fpga path and compute hash + const std::string default_fpga_file_name = model_to_fpga_file_name[model]; + const std::string e100_fpga_image = find_image_path(device_addr.get("fpga", default_fpga_file_name)); + const boost::uint32_t file_hash = boost::uint32_t(hash_fpga_file(e100_fpga_image)); + + //When the hash does not match: + // - close the device node + // - load the fpga bin file + // - re-open the device node + if (_fpga_ctrl->peek32(E100_REG_RB_MISC_TEST32) != file_hash){ + _fpga_ctrl.reset(); + e100_load_fpga(e100_fpga_image); + _fpga_ctrl = e100_ctrl::make(node); + } + + //setup clock control here to ensure that the FPGA has a good clock before we continue + bool dboard_clocks_diff = true; + if (mb_eeprom.get("revision", "0") == "3") dboard_clocks_diff = false; + else if (mb_eeprom.get("revision", "0") == "4") dboard_clocks_diff = true; + else UHD_MSG(warning) + << "Unknown E1XX revision number!\n" + << "defaulting to differential dboard clocks to be safe.\n" + << std::endl; + const double master_clock_rate = device_addr.cast<double>("master_clock_rate", E100_DEFAULT_CLOCK_RATE); + _aux_spi_iface = e100_ctrl::make_aux_spi_iface(); + _clock_ctrl = e100_clock_ctrl::make(_aux_spi_iface, master_clock_rate, dboard_clocks_diff); + + //Perform wishbone readback tests, these tests also write the hash + bool test_fail = false; + UHD_MSG(status) << "Performing wishbone readback test... " << std::flush; + for (size_t i = 0; i < 100; i++){ + _fpga_ctrl->poke32(E100_REG_SR_MISC_TEST32, file_hash); + test_fail = _fpga_ctrl->peek32(E100_REG_RB_MISC_TEST32) != file_hash; + if (test_fail) break; //exit loop on any failure + } + UHD_MSG(status) << ((test_fail)? " fail" : "pass") << std::endl; + + if (test_fail) UHD_MSG(error) << boost::format( + "The FPGA is either clocked improperly\n" + "or the FPGA build is not compatible.\n" + "Subsequent errors may follow...\n" + ); + + //check that the compatibility is correct + this->check_fpga_compat(); + + //////////////////////////////////////////////////////////////////// + // Create controller objects + //////////////////////////////////////////////////////////////////// + _fpga_i2c_ctrl = i2c_core_100::make(_fpga_ctrl, E100_REG_SLAVE(3)); + _fpga_spi_ctrl = spi_core_100::make(_fpga_ctrl, E100_REG_SLAVE(2)); + _data_transport = e100_make_mmap_zero_copy(_fpga_ctrl); + + //////////////////////////////////////////////////////////////////// + // Initialize the properties tree + //////////////////////////////////////////////////////////////////// + _tree->create<std::string>("/name").set("E-Series Device"); + const fs_path mb_path = "/mboards/0"; + _tree->create<std::string>(mb_path / "name").set(str(boost::format("%s (euewanee)") % model)); + + //////////////////////////////////////////////////////////////////// + // setup the mboard eeprom + //////////////////////////////////////////////////////////////////// + _tree->create<mboard_eeprom_t>(mb_path / "eeprom") + .set(mb_eeprom) + .subscribe(boost::bind(&e100_impl::set_mb_eeprom, this, _1)); + + //////////////////////////////////////////////////////////////////// + // create clock control objects + //////////////////////////////////////////////////////////////////// + //^^^ clock created up top, just reg props here... ^^^ + _tree->create<double>(mb_path / "tick_rate") + .publish(boost::bind(&e100_clock_ctrl::get_fpga_clock_rate, _clock_ctrl)) + .subscribe(boost::bind(&e100_impl::update_tick_rate, this, _1)); + + //////////////////////////////////////////////////////////////////// + // create codec control objects + //////////////////////////////////////////////////////////////////// + _codec_ctrl = e100_codec_ctrl::make(_fpga_spi_ctrl); + const fs_path rx_codec_path = mb_path / "rx_codecs/A"; + const fs_path tx_codec_path = mb_path / "tx_codecs/A"; + _tree->create<std::string>(rx_codec_path / "name").set("ad9522"); + _tree->create<meta_range_t>(rx_codec_path / "gains/pga/range").set(e100_codec_ctrl::rx_pga_gain_range); + _tree->create<double>(rx_codec_path / "gains/pga/value") + .coerce(boost::bind(&e100_impl::update_rx_codec_gain, this, _1)); + _tree->create<std::string>(tx_codec_path / "name").set("ad9522"); + _tree->create<meta_range_t>(tx_codec_path / "gains/pga/range").set(e100_codec_ctrl::tx_pga_gain_range); + _tree->create<double>(tx_codec_path / "gains/pga/value") + .subscribe(boost::bind(&e100_codec_ctrl::set_tx_pga_gain, _codec_ctrl, _1)) + .publish(boost::bind(&e100_codec_ctrl::get_tx_pga_gain, _codec_ctrl)); + + //////////////////////////////////////////////////////////////////// + // and do the misc mboard sensors + //////////////////////////////////////////////////////////////////// + _tree->create<sensor_value_t>(mb_path / "sensors/ref_locked") + .publish(boost::bind(&e100_impl::get_ref_locked, this)); + + //////////////////////////////////////////////////////////////////// + // Create the GPSDO control + //////////////////////////////////////////////////////////////////// + try{ + _gps = gps_ctrl::make(e100_ctrl::make_gps_uart_iface(E100_UART_DEV_NODE)); + } + catch(std::exception &e){ + UHD_MSG(error) << "An error occurred making GPSDO control: " << e.what() << std::endl; + } + if (_gps.get() != NULL and _gps->gps_detected()){ + BOOST_FOREACH(const std::string &name, _gps->get_sensors()){ + _tree->create<sensor_value_t>(mb_path / "sensors" / name) + .publish(boost::bind(&gps_ctrl::get_sensor, _gps, name)); + } + } + + //////////////////////////////////////////////////////////////////// + // create frontend control objects + //////////////////////////////////////////////////////////////////// + _rx_fe = rx_frontend_core_200::make(_fpga_ctrl, E100_REG_SR_ADDR(UE_SR_RX_FRONT)); + _tx_fe = tx_frontend_core_200::make(_fpga_ctrl, E100_REG_SR_ADDR(UE_SR_TX_FRONT)); + + _tree->create<subdev_spec_t>(mb_path / "rx_subdev_spec") + .subscribe(boost::bind(&e100_impl::update_rx_subdev_spec, this, _1)); + _tree->create<subdev_spec_t>(mb_path / "tx_subdev_spec") + .subscribe(boost::bind(&e100_impl::update_tx_subdev_spec, this, _1)); + + const fs_path rx_fe_path = mb_path / "rx_frontends" / "A"; + const fs_path tx_fe_path = mb_path / "tx_frontends" / "A"; + + _tree->create<std::complex<double> >(rx_fe_path / "dc_offset" / "value") + .coerce(boost::bind(&rx_frontend_core_200::set_dc_offset, _rx_fe, _1)) + .set(std::complex<double>(0.0, 0.0)); + _tree->create<bool>(rx_fe_path / "dc_offset" / "enable") + .subscribe(boost::bind(&rx_frontend_core_200::set_dc_offset_auto, _rx_fe, _1)) + .set(true); + _tree->create<std::complex<double> >(rx_fe_path / "iq_balance" / "value") + .subscribe(boost::bind(&rx_frontend_core_200::set_iq_balance, _rx_fe, _1)) + .set(std::complex<double>(0.0, 0.0)); + _tree->create<std::complex<double> >(tx_fe_path / "dc_offset" / "value") + .coerce(boost::bind(&tx_frontend_core_200::set_dc_offset, _tx_fe, _1)) + .set(std::complex<double>(0.0, 0.0)); + _tree->create<std::complex<double> >(tx_fe_path / "iq_balance" / "value") + .subscribe(boost::bind(&tx_frontend_core_200::set_iq_balance, _tx_fe, _1)) + .set(std::complex<double>(0.0, 0.0)); + + //////////////////////////////////////////////////////////////////// + // create rx dsp control objects + //////////////////////////////////////////////////////////////////// + _rx_dsps.push_back(rx_dsp_core_200::make( + _fpga_ctrl, E100_REG_SR_ADDR(UE_SR_RX_DSP0), E100_REG_SR_ADDR(UE_SR_RX_CTRL0), E100_RX_SID_BASE + 0 + )); + _rx_dsps.push_back(rx_dsp_core_200::make( + _fpga_ctrl, E100_REG_SR_ADDR(UE_SR_RX_DSP1), E100_REG_SR_ADDR(UE_SR_RX_CTRL1), E100_RX_SID_BASE + 1 + )); + for (size_t dspno = 0; dspno < _rx_dsps.size(); dspno++){ + _rx_dsps[dspno]->set_link_rate(E100_RX_LINK_RATE_BPS); + _tree->access<double>(mb_path / "tick_rate") + .subscribe(boost::bind(&rx_dsp_core_200::set_tick_rate, _rx_dsps[dspno], _1)); + fs_path rx_dsp_path = mb_path / str(boost::format("rx_dsps/%u") % dspno); + _tree->create<meta_range_t>(rx_dsp_path / "rate/range") + .publish(boost::bind(&rx_dsp_core_200::get_host_rates, _rx_dsps[dspno])); + _tree->create<double>(rx_dsp_path / "rate/value") + .set(1e6) //some default + .coerce(boost::bind(&rx_dsp_core_200::set_host_rate, _rx_dsps[dspno], _1)) + .subscribe(boost::bind(&e100_impl::update_rx_samp_rate, this, dspno, _1)); + _tree->create<double>(rx_dsp_path / "freq/value") + .coerce(boost::bind(&rx_dsp_core_200::set_freq, _rx_dsps[dspno], _1)); + _tree->create<meta_range_t>(rx_dsp_path / "freq/range") + .publish(boost::bind(&rx_dsp_core_200::get_freq_range, _rx_dsps[dspno])); + _tree->create<stream_cmd_t>(rx_dsp_path / "stream_cmd") + .subscribe(boost::bind(&rx_dsp_core_200::issue_stream_command, _rx_dsps[dspno], _1)); + } + + //////////////////////////////////////////////////////////////////// + // create tx dsp control objects + //////////////////////////////////////////////////////////////////// + _tx_dsp = tx_dsp_core_200::make( + _fpga_ctrl, E100_REG_SR_ADDR(UE_SR_TX_DSP), E100_REG_SR_ADDR(UE_SR_TX_CTRL), E100_TX_ASYNC_SID + ); + _tx_dsp->set_link_rate(E100_TX_LINK_RATE_BPS); + _tree->access<double>(mb_path / "tick_rate") + .subscribe(boost::bind(&tx_dsp_core_200::set_tick_rate, _tx_dsp, _1)); + _tree->create<meta_range_t>(mb_path / "tx_dsps/0/rate/range") + .publish(boost::bind(&tx_dsp_core_200::get_host_rates, _tx_dsp)); + _tree->create<double>(mb_path / "tx_dsps/0/rate/value") + .set(1e6) //some default + .coerce(boost::bind(&tx_dsp_core_200::set_host_rate, _tx_dsp, _1)) + .subscribe(boost::bind(&e100_impl::update_tx_samp_rate, this, 0, _1)); + _tree->create<double>(mb_path / "tx_dsps/0/freq/value") + .coerce(boost::bind(&tx_dsp_core_200::set_freq, _tx_dsp, _1)); + _tree->create<meta_range_t>(mb_path / "tx_dsps/0/freq/range") + .publish(boost::bind(&tx_dsp_core_200::get_freq_range, _tx_dsp)); + + //////////////////////////////////////////////////////////////////// + // create time control objects + //////////////////////////////////////////////////////////////////// + time64_core_200::readback_bases_type time64_rb_bases; + time64_rb_bases.rb_hi_now = E100_REG_RB_TIME_NOW_HI; + time64_rb_bases.rb_lo_now = E100_REG_RB_TIME_NOW_LO; + time64_rb_bases.rb_hi_pps = E100_REG_RB_TIME_PPS_HI; + time64_rb_bases.rb_lo_pps = E100_REG_RB_TIME_PPS_LO; + _time64 = time64_core_200::make( + _fpga_ctrl, E100_REG_SR_ADDR(UE_SR_TIME64), time64_rb_bases + ); + _tree->access<double>(mb_path / "tick_rate") + .subscribe(boost::bind(&time64_core_200::set_tick_rate, _time64, _1)); + _tree->create<time_spec_t>(mb_path / "time/now") + .publish(boost::bind(&time64_core_200::get_time_now, _time64)) + .subscribe(boost::bind(&time64_core_200::set_time_now, _time64, _1)); + _tree->create<time_spec_t>(mb_path / "time/pps") + .publish(boost::bind(&time64_core_200::get_time_last_pps, _time64)) + .subscribe(boost::bind(&time64_core_200::set_time_next_pps, _time64, _1)); + //setup time source props + _tree->create<std::string>(mb_path / "time_source/value") + .subscribe(boost::bind(&time64_core_200::set_time_source, _time64, _1)); + _tree->create<std::vector<std::string> >(mb_path / "time_source/options") + .publish(boost::bind(&time64_core_200::get_time_sources, _time64)); + //setup reference source props + _tree->create<std::string>(mb_path / "clock_source/value") + .subscribe(boost::bind(&e100_impl::update_clock_source, this, _1)); + static const std::vector<std::string> clock_sources = boost::assign::list_of("internal")("external")("auto"); + _tree->create<std::vector<std::string> >(mb_path / "clock_source/options").set(clock_sources); + + //////////////////////////////////////////////////////////////////// + // create user-defined control objects + //////////////////////////////////////////////////////////////////// + _user = user_settings_core_200::make(_fpga_ctrl, E100_REG_SR_ADDR(UE_SR_USER_REGS)); + _tree->create<user_settings_core_200::user_reg_t>(mb_path / "user/regs") + .subscribe(boost::bind(&user_settings_core_200::set_reg, _user, _1)); + + //////////////////////////////////////////////////////////////////// + // create dboard control objects + //////////////////////////////////////////////////////////////////// + + //read the dboard eeprom to extract the dboard ids + dboard_eeprom_t rx_db_eeprom, tx_db_eeprom, gdb_eeprom; + rx_db_eeprom.load(*_fpga_i2c_ctrl, I2C_ADDR_RX_DB); + tx_db_eeprom.load(*_fpga_i2c_ctrl, I2C_ADDR_TX_DB); + gdb_eeprom.load(*_fpga_i2c_ctrl, I2C_ADDR_TX_DB ^ 5); + + //create the properties and register subscribers + _tree->create<dboard_eeprom_t>(mb_path / "dboards/A/rx_eeprom") + .set(rx_db_eeprom) + .subscribe(boost::bind(&e100_impl::set_db_eeprom, this, "rx", _1)); + _tree->create<dboard_eeprom_t>(mb_path / "dboards/A/tx_eeprom") + .set(tx_db_eeprom) + .subscribe(boost::bind(&e100_impl::set_db_eeprom, this, "tx", _1)); + _tree->create<dboard_eeprom_t>(mb_path / "dboards/A/gdb_eeprom") + .set(gdb_eeprom) + .subscribe(boost::bind(&e100_impl::set_db_eeprom, this, "gdb", _1)); + + //create a new dboard interface and manager + _dboard_iface = make_e100_dboard_iface(_fpga_ctrl, _fpga_i2c_ctrl, _fpga_spi_ctrl, _clock_ctrl, _codec_ctrl); + _tree->create<dboard_iface::sptr>(mb_path / "dboards/A/iface").set(_dboard_iface); + _dboard_manager = dboard_manager::make( + rx_db_eeprom.id, tx_db_eeprom.id, gdb_eeprom.id, + _dboard_iface, _tree->subtree(mb_path / "dboards/A") + ); + + //bind frontend corrections to the dboard freq props + const fs_path db_tx_fe_path = mb_path / "dboards" / "A" / "tx_frontends"; + BOOST_FOREACH(const std::string &name, _tree->list(db_tx_fe_path)){ + _tree->access<double>(db_tx_fe_path / name / "freq" / "value") + .subscribe(boost::bind(&e100_impl::set_tx_fe_corrections, this, _1)); + } + const fs_path db_rx_fe_path = mb_path / "dboards" / "A" / "rx_frontends"; + BOOST_FOREACH(const std::string &name, _tree->list(db_rx_fe_path)){ + _tree->access<double>(db_rx_fe_path / name / "freq" / "value") + .subscribe(boost::bind(&e100_impl::set_rx_fe_corrections, this, _1)); + } + + //initialize io handling + this->io_init(); + + //////////////////////////////////////////////////////////////////// + // do some post-init tasks + //////////////////////////////////////////////////////////////////// + this->update_rates(); + + _tree->access<double>(mb_path / "tick_rate") //now subscribe the clock rate setter + .subscribe(boost::bind(&e100_clock_ctrl::set_fpga_clock_rate, _clock_ctrl, _1)); + + //reset cordic rates and their properties to zero + BOOST_FOREACH(const std::string &name, _tree->list(mb_path / "rx_dsps")){ + _tree->access<double>(mb_path / "rx_dsps" / name / "freq" / "value").set(0.0); + } + BOOST_FOREACH(const std::string &name, _tree->list(mb_path / "tx_dsps")){ + _tree->access<double>(mb_path / "tx_dsps" / name / "freq" / "value").set(0.0); + } + + _tree->access<subdev_spec_t>(mb_path / "rx_subdev_spec").set(subdev_spec_t("A:" + _tree->list(mb_path / "dboards/A/rx_frontends").at(0))); + _tree->access<subdev_spec_t>(mb_path / "tx_subdev_spec").set(subdev_spec_t("A:" + _tree->list(mb_path / "dboards/A/tx_frontends").at(0))); + _tree->access<std::string>(mb_path / "clock_source/value").set("internal"); + _tree->access<std::string>(mb_path / "time_source/value").set("none"); + + //GPS installed: use external ref, time, and init time spec + if (_gps.get() != NULL and _gps->gps_detected()){ + UHD_MSG(status) << "Setting references to the internal GPSDO" << std::endl; + _tree->access<std::string>(mb_path / "time_source/value").set("external"); + _tree->access<std::string>(mb_path / "clock_source/value").set("external"); + UHD_MSG(status) << "Initializing time to the internal GPSDO" << std::endl; + _time64->set_time_next_pps(time_spec_t(time_t(_gps->get_sensor("gps_time").to_int()+1))); + } + +} + +e100_impl::~e100_impl(void){ + /* NOP */ +} + +double e100_impl::update_rx_codec_gain(const double gain){ + //set gain on both I and Q, readback on one + //TODO in the future, gains should have individual control + _codec_ctrl->set_rx_pga_gain(gain, 'A'); + _codec_ctrl->set_rx_pga_gain(gain, 'B'); + return _codec_ctrl->get_rx_pga_gain('A'); +} + +void e100_impl::set_mb_eeprom(const uhd::usrp::mboard_eeprom_t &mb_eeprom){ + mb_eeprom.commit(*_dev_i2c_iface, mboard_eeprom_t::MAP_E100); +} + +void e100_impl::set_db_eeprom(const std::string &type, const uhd::usrp::dboard_eeprom_t &db_eeprom){ + if (type == "rx") db_eeprom.store(*_fpga_i2c_ctrl, I2C_ADDR_RX_DB); + if (type == "tx") db_eeprom.store(*_fpga_i2c_ctrl, I2C_ADDR_TX_DB); + if (type == "gdb") db_eeprom.store(*_fpga_i2c_ctrl, I2C_ADDR_TX_DB ^ 5); +} + +void e100_impl::update_clock_source(const std::string &source){ + if (source == "auto") _clock_ctrl->use_auto_ref(); + else if (source == "internal") _clock_ctrl->use_internal_ref(); + else if (source == "external") _clock_ctrl->use_external_ref(); + else throw uhd::runtime_error("unhandled clock configuration reference source: " + source); +} + +sensor_value_t e100_impl::get_ref_locked(void){ + const bool lock = _clock_ctrl->get_locked(); + return sensor_value_t("Ref", lock, "locked", "unlocked"); +} + +void e100_impl::check_fpga_compat(void){ + const boost::uint32_t fpga_compat_num = _fpga_ctrl->peek32(E100_REG_RB_COMPAT); + boost::uint16_t fpga_major = fpga_compat_num >> 16, fpga_minor = fpga_compat_num & 0xffff; + if (fpga_major == 0){ //old version scheme + fpga_major = fpga_minor; + fpga_minor = 0; + } + if (fpga_major != E100_FPGA_COMPAT_NUM){ + throw uhd::runtime_error(str(boost::format( + "Expected FPGA compatibility number %d, but got %d:\n" + "The FPGA build is not compatible with the host code build." + ) % int(E100_FPGA_COMPAT_NUM) % fpga_major)); + } + _tree->create<std::string>("/mboards/0/fpga_version").set(str(boost::format("%u.%u") % fpga_major % fpga_minor)); +} + +void e100_impl::set_rx_fe_corrections(const double lo_freq){ + apply_rx_fe_corrections(this->get_tree()->subtree("/mboards/0"), "A", lo_freq); +} + +void e100_impl::set_tx_fe_corrections(const double lo_freq){ + apply_tx_fe_corrections(this->get_tree()->subtree("/mboards/0"), "A", lo_freq); +} diff --git a/host/lib/usrp/e100/e100_impl.hpp b/host/lib/usrp/e100/e100_impl.hpp new file mode 100644 index 000000000..1d36cb2ac --- /dev/null +++ b/host/lib/usrp/e100/e100_impl.hpp @@ -0,0 +1,140 @@ +// +// Copyright 2010-2012 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include "e100_ctrl.hpp" +#include "clock_ctrl.hpp" +#include "codec_ctrl.hpp" +#include "spi_core_100.hpp" +#include "i2c_core_100.hpp" +#include "rx_frontend_core_200.hpp" +#include "tx_frontend_core_200.hpp" +#include "rx_dsp_core_200.hpp" +#include "tx_dsp_core_200.hpp" +#include "time64_core_200.hpp" +#include "user_settings_core_200.hpp" +#include <uhd/device.hpp> +#include <uhd/property_tree.hpp> +#include <uhd/utils/pimpl.hpp> +#include <uhd/usrp/subdev_spec.hpp> +#include <uhd/usrp/dboard_eeprom.hpp> +#include <uhd/usrp/mboard_eeprom.hpp> +#include <uhd/usrp/gps_ctrl.hpp> +#include <uhd/types/sensors.hpp> +#include <uhd/types/stream_cmd.hpp> +#include <uhd/usrp/dboard_manager.hpp> +#include <uhd/transport/zero_copy.hpp> +#include <boost/weak_ptr.hpp> + +#ifndef INCLUDED_E100_IMPL_HPP +#define INCLUDED_E100_IMPL_HPP + +uhd::transport::zero_copy_if::sptr e100_make_mmap_zero_copy(e100_ctrl::sptr iface); + +// = gpmc_clock_rate/clk_div/cycles_per_transaction*bytes_per_transaction +static const double E100_RX_LINK_RATE_BPS = 166e6/3/2*2; +static const double E100_TX_LINK_RATE_BPS = 166e6/3/1*2; +static const std::string E100_I2C_DEV_NODE = "/dev/i2c-3"; +static const std::string E100_UART_DEV_NODE = "/dev/ttyO0"; +static const boost::uint16_t E100_FPGA_COMPAT_NUM = 0x09; +static const boost::uint32_t E100_RX_SID_BASE = 2; +static const boost::uint32_t E100_TX_ASYNC_SID = 1; +static const double E100_DEFAULT_CLOCK_RATE = 64e6; + +//! load an fpga image from a bin file into the usrp-e fpga +extern void e100_load_fpga(const std::string &bin_file); + +//! Make an e100 dboard interface +uhd::usrp::dboard_iface::sptr make_e100_dboard_iface( + wb_iface::sptr wb_iface, + uhd::i2c_iface::sptr i2c_iface, + uhd::spi_iface::sptr spi_iface, + e100_clock_ctrl::sptr clock, + e100_codec_ctrl::sptr codec +); + +/*! + * USRP-E100 implementation guts: + * The implementation details are encapsulated here. + * Handles properties on the mboard, dboard, dsps... + */ +class e100_impl : public uhd::device{ +public: + //structors + e100_impl(const uhd::device_addr_t &); + ~e100_impl(void); + + //the io interface + uhd::rx_streamer::sptr get_rx_stream(const uhd::stream_args_t &args); + uhd::tx_streamer::sptr get_tx_stream(const uhd::stream_args_t &args); + bool recv_async_msg(uhd::async_metadata_t &, double); + +private: + uhd::property_tree::sptr _tree; + + //controllers + spi_core_100::sptr _fpga_spi_ctrl; + i2c_core_100::sptr _fpga_i2c_ctrl; + rx_frontend_core_200::sptr _rx_fe; + tx_frontend_core_200::sptr _tx_fe; + std::vector<rx_dsp_core_200::sptr> _rx_dsps; + tx_dsp_core_200::sptr _tx_dsp; + time64_core_200::sptr _time64; + user_settings_core_200::sptr _user; + e100_clock_ctrl::sptr _clock_ctrl; + e100_codec_ctrl::sptr _codec_ctrl; + e100_ctrl::sptr _fpga_ctrl; + uhd::i2c_iface::sptr _dev_i2c_iface; + uhd::spi_iface::sptr _aux_spi_iface; + uhd::gps_ctrl::sptr _gps; + + //transports + uhd::transport::zero_copy_if::sptr _data_transport; + + //dboard stuff + uhd::usrp::dboard_manager::sptr _dboard_manager; + uhd::usrp::dboard_iface::sptr _dboard_iface; + + //handle io stuff + UHD_PIMPL_DECL(io_impl) _io_impl; + void io_init(void); + + //device properties interface + uhd::property_tree::sptr get_tree(void) const{ + return _tree; + } + + std::vector<boost::weak_ptr<uhd::rx_streamer> > _rx_streamers; + std::vector<boost::weak_ptr<uhd::tx_streamer> > _tx_streamers; + + double update_rx_codec_gain(const double); //sets A and B at once + void set_mb_eeprom(const uhd::usrp::mboard_eeprom_t &); + void set_db_eeprom(const std::string &, const uhd::usrp::dboard_eeprom_t &); + void update_tick_rate(const double rate); + void update_rx_samp_rate(const size_t, const double rate); + void update_tx_samp_rate(const size_t, const double rate); + void update_rates(void); + void update_rx_subdev_spec(const uhd::usrp::subdev_spec_t &); + void update_tx_subdev_spec(const uhd::usrp::subdev_spec_t &); + void update_clock_source(const std::string &); + uhd::sensor_value_t get_ref_locked(void); + void check_fpga_compat(void); + void set_rx_fe_corrections(const double); + void set_tx_fe_corrections(const double); + +}; + +#endif /* INCLUDED_E100_IMPL_HPP */ diff --git a/host/lib/usrp/e100/e100_mmap_zero_copy.cpp b/host/lib/usrp/e100/e100_mmap_zero_copy.cpp new file mode 100644 index 000000000..cdb7094f4 --- /dev/null +++ b/host/lib/usrp/e100/e100_mmap_zero_copy.cpp @@ -0,0 +1,269 @@ +// +// Copyright 2010-2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include "e100_ctrl.hpp" +#include <uhd/transport/zero_copy.hpp> +#include <uhd/utils/log.hpp> +#include <uhd/exception.hpp> +#include <linux/usrp_e.h> +#include <sys/mman.h> //mmap +#include <unistd.h> //getpagesize +#include <poll.h> //poll +#include <vector> + +using namespace uhd; +using namespace uhd::transport; + +#define fp_verbose false //fast-path verbose +static const size_t poll_breakout = 10; //how many poll timeouts constitute a full timeout + +/*********************************************************************** + * Reusable managed receiver buffer: + * - The buffer knows how to claim and release a frame. + **********************************************************************/ +class e100_mmap_zero_copy_mrb : public managed_recv_buffer{ +public: + e100_mmap_zero_copy_mrb(void *mem, ring_buffer_info *info): + _mem(mem), _info(info) { /* NOP */ } + + void release(void){ + if (_info->flags != RB_USER_PROCESS) return; + if (fp_verbose) UHD_LOGV(always) << "recv buff: release" << std::endl; + _info->flags = RB_KERNEL; //release the frame + } + + bool ready(void){return _info->flags & RB_USER;} + + sptr get_new(void){ + if (fp_verbose) UHD_LOGV(always) << " make_recv_buff: " << get_size() << std::endl; + _info->flags = RB_USER_PROCESS; //claim the frame + return make_managed_buffer(this); + } + +private: + const void *get_buff(void) const{return _mem;} + size_t get_size(void) const{return _info->len;} + + void *_mem; + ring_buffer_info *_info; +}; + +/*********************************************************************** + * Reusable managed send buffer: + * - The buffer knows how to claim and release a frame. + **********************************************************************/ +class e100_mmap_zero_copy_msb : public managed_send_buffer{ +public: + e100_mmap_zero_copy_msb(void *mem, ring_buffer_info *info, size_t len, int fd): + _mem(mem), _info(info), _len(len), _fd(fd) { /* NOP */ } + + void commit(size_t len){ + if (_info->flags != RB_USER_PROCESS) return; + if (fp_verbose) UHD_LOGV(always) << "send buff: commit " << len << std::endl; + _info->len = len; + _info->flags = RB_USER; //release the frame + if (::write(_fd, NULL, 0) < 0){ //notifies the kernel + UHD_LOGV(rarely) << UHD_THROW_SITE_INFO("write error") << std::endl; + } + } + + bool ready(void){return _info->flags & RB_KERNEL;} + + sptr get_new(void){ + if (fp_verbose) UHD_LOGV(always) << " make_send_buff: " << get_size() << std::endl; + _info->flags = RB_USER_PROCESS; //claim the frame + return make_managed_buffer(this); + } + +private: + void *get_buff(void) const{return _mem;} + size_t get_size(void) const{return _len;} + + void *_mem; + ring_buffer_info *_info; + size_t _len; + int _fd; +}; + +/*********************************************************************** + * The zero copy interface implementation + **********************************************************************/ +class e100_mmap_zero_copy_impl : public zero_copy_if{ +public: + e100_mmap_zero_copy_impl(e100_ctrl::sptr iface): + _fd(iface->get_file_descriptor()), _recv_index(0), _send_index(0) + { + //get system sizes + iface->ioctl(USRP_E_GET_RB_INFO, &_rb_size); + size_t page_size = getpagesize(); + _frame_size = page_size/2; + + //calculate the memory size + _map_size = + (_rb_size.num_pages_rx_flags + _rb_size.num_pages_tx_flags) * page_size + + (_rb_size.num_rx_frames + _rb_size.num_tx_frames) * _frame_size; + + //print sizes summary + UHD_LOG + << "page_size: " << page_size << std::endl + << "frame_size: " << _frame_size << std::endl + << "num_pages_rx_flags: " << _rb_size.num_pages_rx_flags << std::endl + << "num_rx_frames: " << _rb_size.num_rx_frames << std::endl + << "num_pages_tx_flags: " << _rb_size.num_pages_tx_flags << std::endl + << "num_tx_frames: " << _rb_size.num_tx_frames << std::endl + << "map_size: " << _map_size << std::endl + ; + + //call mmap to get the memory + _mapped_mem = ::mmap( + NULL, _map_size, PROT_READ | PROT_WRITE, MAP_SHARED, _fd, 0 + ); + UHD_ASSERT_THROW(_mapped_mem != MAP_FAILED); + + //calculate the memory offsets for info and buffers + size_t recv_info_off = 0; + size_t recv_buff_off = recv_info_off + (_rb_size.num_pages_rx_flags * page_size); + size_t send_info_off = recv_buff_off + (_rb_size.num_rx_frames * _frame_size); + size_t send_buff_off = send_info_off + (_rb_size.num_pages_tx_flags * page_size); + + //print offset summary + UHD_LOG + << "recv_info_off: " << recv_info_off << std::endl + << "recv_buff_off: " << recv_buff_off << std::endl + << "send_info_off: " << send_info_off << std::endl + << "send_buff_off: " << send_buff_off << std::endl + ; + + //pointers to sections in the mapped memory + ring_buffer_info (*recv_info)[], (*send_info)[]; + char *recv_buff, *send_buff; + + //set the internal pointers for info and buffers + typedef ring_buffer_info (*rbi_pta)[]; + char *rb_ptr = reinterpret_cast<char *>(_mapped_mem); + recv_info = reinterpret_cast<rbi_pta>(rb_ptr + recv_info_off); + recv_buff = rb_ptr + recv_buff_off; + send_info = reinterpret_cast<rbi_pta>(rb_ptr + send_info_off); + send_buff = rb_ptr + send_buff_off; + + //initialize the managed receive buffers + for (size_t i = 0; i < get_num_recv_frames(); i++){ + _mrb_pool.push_back(e100_mmap_zero_copy_mrb( + recv_buff + get_recv_frame_size()*i, (*recv_info) + i + )); + } + + //initialize the managed send buffers + for (size_t i = 0; i < get_num_recv_frames(); i++){ + _msb_pool.push_back(e100_mmap_zero_copy_msb( + send_buff + get_send_frame_size()*i, (*send_info) + i, + get_send_frame_size(), _fd + )); + } + } + + ~e100_mmap_zero_copy_impl(void){ + UHD_LOG << "cleanup: munmap" << std::endl; + ::munmap(_mapped_mem, _map_size); + } + + managed_recv_buffer::sptr get_recv_buff(double timeout){ + if (fp_verbose) UHD_LOGV(always) << "get_recv_buff: " << _recv_index << std::endl; + e100_mmap_zero_copy_mrb &mrb = _mrb_pool[_recv_index]; + + //poll/wait for a ready frame + if (not mrb.ready()){ + for (size_t i = 0; i < poll_breakout; i++){ + pollfd pfd; + pfd.fd = _fd; + pfd.events = POLLIN; + ssize_t poll_ret = ::poll(&pfd, 1, size_t(timeout*1e3/poll_breakout)); + if (fp_verbose) UHD_LOGV(always) << " POLLIN: " << poll_ret << std::endl; + if (poll_ret > 0) goto found_user_frame; //good poll, continue on + } + return managed_recv_buffer::sptr(); //timed-out for real + } found_user_frame: + + //increment the index for the next call + if (++_recv_index == get_num_recv_frames()) _recv_index = 0; + + //return the managed buffer for this frame + return mrb.get_new(); + } + + size_t get_num_recv_frames(void) const{ + return _rb_size.num_rx_frames; + } + + size_t get_recv_frame_size(void) const{ + return _frame_size; + } + + managed_send_buffer::sptr get_send_buff(double timeout){ + if (fp_verbose) UHD_LOGV(always) << "get_send_buff: " << _send_index << std::endl; + e100_mmap_zero_copy_msb &msb = _msb_pool[_send_index]; + + //poll/wait for a ready frame + if (not msb.ready()){ + pollfd pfd; + pfd.fd = _fd; + pfd.events = POLLOUT; + ssize_t poll_ret = ::poll(&pfd, 1, size_t(timeout*1e3)); + if (fp_verbose) UHD_LOGV(always) << " POLLOUT: " << poll_ret << std::endl; + if (poll_ret <= 0) return managed_send_buffer::sptr(); + } + + //increment the index for the next call + if (++_send_index == get_num_send_frames()) _send_index = 0; + + //return the managed buffer for this frame + return msb.get_new(); + } + + size_t get_num_send_frames(void) const{ + return _rb_size.num_tx_frames; + } + + size_t get_send_frame_size(void) const{ + return _frame_size; + } + +private: + //file descriptor for mmap + int _fd; + + //the mapped memory itself + void *_mapped_mem; + + //mapped memory sizes + usrp_e_ring_buffer_size_t _rb_size; + size_t _frame_size, _map_size; + + //re-usable managed buffers + std::vector<e100_mmap_zero_copy_mrb> _mrb_pool; + std::vector<e100_mmap_zero_copy_msb> _msb_pool; + + //indexes into sub-sections of mapped memory + size_t _recv_index, _send_index; +}; + +/*********************************************************************** + * The zero copy interface make function + **********************************************************************/ +zero_copy_if::sptr e100_make_mmap_zero_copy(e100_ctrl::sptr iface){ + return zero_copy_if::sptr(new e100_mmap_zero_copy_impl(iface)); +} diff --git a/host/lib/usrp/e100/e100_regs.hpp b/host/lib/usrp/e100/e100_regs.hpp new file mode 100644 index 000000000..75be2cfbe --- /dev/null +++ b/host/lib/usrp/e100/e100_regs.hpp @@ -0,0 +1,137 @@ +// +// Copyright 2010-2012 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +//////////////////////////////////////////////////////////////// +// +// Memory map for embedded wishbone bus +// +//////////////////////////////////////////////////////////////// + +// All addresses are byte addresses. All accesses are word (16-bit) accesses. +// This means that address bit 0 is usually 0. +// There are 11 bits of address for the control. + +#ifndef INCLUDED_E100_REGS_HPP +#define INCLUDED_E100_REGS_HPP + +///////////////////////////////////////////////////// +// Slave pointers + +#define E100_REG_SLAVE(n) ((n)<<7) + +///////////////////////////////////////////////////// +// Slave 0 -- Misc Regs + +#define E100_REG_MISC_BASE E100_REG_SLAVE(0) + +#define E100_REG_MISC_LED E100_REG_MISC_BASE + 0 +#define E100_REG_MISC_SW E100_REG_MISC_BASE + 2 +#define E100_REG_MISC_CGEN_CTRL E100_REG_MISC_BASE + 4 +#define E100_REG_MISC_CGEN_ST E100_REG_MISC_BASE + 6 +#define E100_REG_MISC_TEST E100_REG_MISC_BASE + 8 +#define E100_REG_MISC_RX_LEN E100_REG_MISC_BASE + 10 +#define E100_REG_MISC_TX_LEN E100_REG_MISC_BASE + 12 +#define E100_REG_MISC_XFER_RATE E100_REG_MISC_BASE + 14 + +///////////////////////////////////////////////////// +// Slave 1 -- UART +// CLKDIV is 16 bits, others are only 8 + +#define E100_REG_UART_BASE E100_REG_SLAVE(1) + +#define E100_REG_UART_CLKDIV E100_REG_UART_BASE + 0 +#define E100_REG_UART_TXLEVEL E100_REG_UART_BASE + 2 +#define E100_REG_UART_RXLEVEL E100_REG_UART_BASE + 4 +#define E100_REG_UART_TXCHAR E100_REG_UART_BASE + 6 +#define E100_REG_UART_RXCHAR E100_REG_UART_BASE + 8 + +///////////////////////////////////////////////////// +// Slave 2 -- SPI Core +//these are 32-bit registers mapped onto the 16-bit Wishbone bus. +//Using peek32/poke32 should allow transparent use of these registers. +#define E100_REG_SPI_BASE E100_REG_SLAVE(2) + +//spi slave constants +#define UE_SPI_SS_AD9522 (1 << 3) +#define UE_SPI_SS_AD9862 (1 << 2) +#define UE_SPI_SS_TX_DB (1 << 1) +#define UE_SPI_SS_RX_DB (1 << 0) + +//////////////////////////////////////////////// +// Slave 3 -- I2C Core + +#define E100_REG_I2C_BASE E100_REG_SLAVE(3) + +//////////////////////////////////////////////// +// Slave 5 -- Error messages buffer + +#define E100_REG_ERR_BUFF E100_REG_SLAVE(5) + +/////////////////////////////////////////////////// +// Slave 7 -- Readback Mux 32 + +#define E100_REG_RB_MUX_32_BASE E100_REG_SLAVE(7) + +#define E100_REG_RB_TIME_NOW_HI E100_REG_RB_MUX_32_BASE + 0 +#define E100_REG_RB_TIME_NOW_LO E100_REG_RB_MUX_32_BASE + 4 +#define E100_REG_RB_TIME_PPS_HI E100_REG_RB_MUX_32_BASE + 8 +#define E100_REG_RB_TIME_PPS_LO E100_REG_RB_MUX_32_BASE + 12 +#define E100_REG_RB_MISC_TEST32 E100_REG_RB_MUX_32_BASE + 16 +#define E100_REG_RB_ERR_STATUS E100_REG_RB_MUX_32_BASE + 20 +#define E100_REG_RB_COMPAT E100_REG_RB_MUX_32_BASE + 24 +#define E100_REG_RB_GPIO E100_REG_RB_MUX_32_BASE + 28 + +//////////////////////////////////////////////////// +// Slave 8 -- Settings Bus +// +// Output-only, no readback, 64 registers total +// Each register must be written 64 bits at a time +// First the address xxx_xx00 and then xxx_xx10 + +// 64 total regs in address space +#define UE_SR_RX_CTRL0 0 // 9 regs (+0 to +8) +#define UE_SR_RX_DSP0 10 // 4 regs (+0 to +3) +#define UE_SR_RX_CTRL1 16 // 9 regs (+0 to +8) +#define UE_SR_RX_DSP1 26 // 4 regs (+0 to +3) +#define UE_SR_ERR_CTRL 30 // 1 reg +#define UE_SR_TX_CTRL 32 // 4 regs (+0 to +3) +#define UE_SR_TX_DSP 38 // 3 regs (+0 to +2) + +#define UE_SR_TIME64 42 // 6 regs (+0 to +5) +#define UE_SR_RX_FRONT 48 // 5 regs (+0 to +4) +#define UE_SR_TX_FRONT 54 // 5 regs (+0 to +4) + +#define UE_SR_REG_TEST32 60 // 1 reg +#define UE_SR_CLEAR_FIFO 61 // 1 reg +#define UE_SR_GLOBAL_RESET 63 // 1 reg +#define UE_SR_USER_REGS 64 // 2 regs + +#define UE_SR_GPIO 128 + +#define E100_REG_SR_ADDR(n) (E100_REG_SLAVE(8) + (4*(n))) + +#define E100_REG_SR_MISC_TEST32 E100_REG_SR_ADDR(UE_SR_REG_TEST32) +#define E100_REG_SR_ERR_CTRL E100_REG_SR_ADDR(UE_SR_ERR_CTRL) + +///////////////////////////////////////////////// +// Magic reset regs +//////////////////////////////////////////////// +#define E100_REG_CLEAR_FIFO E100_REG_SR_ADDR(UE_SR_CLEAR_FIFO) +#define E100_REG_GLOBAL_RESET E100_REG_SR_ADDR(UE_SR_GLOBAL_RESET) + +#endif + diff --git a/host/lib/usrp/e100/fpga_downloader.cpp b/host/lib/usrp/e100/fpga_downloader.cpp new file mode 100644 index 000000000..7074c8299 --- /dev/null +++ b/host/lib/usrp/e100/fpga_downloader.cpp @@ -0,0 +1,272 @@ +// +// Copyright 2010-2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include <uhd/config.hpp> +#ifdef UHD_DLL_EXPORTS +#include <uhd/exception.hpp> +#include <uhd/utils/msg.hpp> +#else //special case when this file is externally included +#include <stdexcept> +#include <iostream> +#define UHD_MSG(type) std::cout +namespace uhd{ + typedef std::runtime_error os_error; + typedef std::runtime_error io_error; +} +#endif + +#include <sstream> +#include <fstream> +#include <string> +#include <cstdlib> + +#include <fcntl.h> +#include <sys/types.h> +#include <sys/stat.h> +#include <sys/ioctl.h> + +#include <linux/spi/spidev.h> + +/* + * Configuration connections + * + * CCK - MCSPI1_CLK + * DIN - MCSPI1_MOSI + * PROG_B - GPIO_175 - output (change mux) + * DONE - GPIO_173 - input (change mux) + * INIT_B - GPIO_114 - input (change mux) + * +*/ + +namespace usrp_e_fpga_downloader_utility{ + +const unsigned int PROG_B = 175; +const unsigned int DONE = 173; +const unsigned int INIT_B = 114; + +//static std::string bit_file = "safe_u1e.bin"; + +const int BUF_SIZE = 4096; + +enum gpio_direction {IN, OUT}; + +class gpio { + public: + + gpio(unsigned int gpio_num, gpio_direction pin_direction); + + bool get_value(); + void set_value(bool state); + + private: + + std::stringstream base_path; + std::fstream value_file; +}; + +class spidev { + public: + + spidev(std::string dev_name); + ~spidev(); + + void send(char *wbuf, char *rbuf, unsigned int nbytes); + + private: + + int fd; + +}; + +gpio::gpio(unsigned int gpio_num, gpio_direction pin_direction) +{ + std::fstream export_file; + + export_file.open("/sys/class/gpio/export", std::ios::out); + if (not export_file.is_open()) throw uhd::os_error( + "Failed to open gpio export file." + ); + + export_file << gpio_num << std::endl; + + base_path << "/sys/class/gpio/gpio" << gpio_num << std::flush; + + std::fstream direction_file; + std::string direction_file_name; + + if (gpio_num != 114) { + direction_file_name = base_path.str() + "/direction"; + + direction_file.open(direction_file_name.c_str()); + if (!direction_file.is_open()) throw uhd::os_error( + "Failed to open direction file." + ); + if (pin_direction == OUT) + direction_file << "out" << std::endl; + else + direction_file << "in" << std::endl; + } + + std::string value_file_name; + + value_file_name = base_path.str() + "/value"; + + value_file.open(value_file_name.c_str(), std::ios_base::in | std::ios_base::out); + if (!value_file.is_open()) throw uhd::os_error( + "Failed to open value file." + ); +} + +bool gpio::get_value() +{ + + std::string val; + + std::getline(value_file, val); + value_file.seekg(0); + + if (val == "0") + return false; + else if (val == "1") + return true; + else + throw uhd::os_error("Data read from value file|" + val + "|"); + + return false; +} + +void gpio::set_value(bool state) +{ + + if (state) + value_file << "1" << std::endl; + else + value_file << "0" << std::endl; +} + +static void prepare_fpga_for_configuration(gpio &prog, gpio &)//init) +{ + + prog.set_value(true); + prog.set_value(false); + prog.set_value(true); + +#if 0 + bool ready_to_program(false); + unsigned int count(0); + do { + ready_to_program = init.get_value(); + count++; + + sleep(1); + } while (count < 10 && !ready_to_program); + + if (count == 10) { + throw uhd::os_error("FPGA not ready for programming."); + } +#endif +} + +spidev::spidev(std::string fname) +{ + int ret; + int mode = 0; + int speed = 12000000; + int bits = 8; + + fd = open(fname.c_str(), O_RDWR); + + ret = ioctl(fd, SPI_IOC_WR_MODE, &mode); + ret = ioctl(fd, SPI_IOC_WR_MAX_SPEED_HZ, &speed); + ret = ioctl(fd, SPI_IOC_WR_BITS_PER_WORD, &bits); +} + + +spidev::~spidev() +{ + close(fd); +} + +void spidev::send(char *buf, char *rbuf, unsigned int nbytes) +{ + int ret; + + struct spi_ioc_transfer tr; + tr.tx_buf = (unsigned long) buf; + tr.rx_buf = (unsigned long) rbuf; + tr.len = nbytes; + tr.delay_usecs = 0; + tr.speed_hz = 48000000; + tr.bits_per_word = 8; + + ret = ioctl(fd, SPI_IOC_MESSAGE(1), &tr); + +} + +static void send_file_to_fpga(const std::string &file_name, gpio &error, gpio &done) +{ + std::ifstream bitstream; + + bitstream.open(file_name.c_str(), std::ios::binary); + if (!bitstream.is_open()) throw uhd::os_error( + "Coult not open the file: " + file_name + ); + + spidev spi("/dev/spidev1.0"); + char buf[BUF_SIZE]; + char rbuf[BUF_SIZE]; + + do { + bitstream.read(buf, BUF_SIZE); + spi.send(buf, rbuf, bitstream.gcount()); + + if (error.get_value()) + throw uhd::os_error("INIT_B went high, error occured."); + + if (!done.get_value()) + UHD_MSG(status) << "Configuration complete." << std::endl; + + } while (bitstream.gcount() == BUF_SIZE); +} + +}//namespace usrp_e_fpga_downloader_utility + +void e100_load_fpga(const std::string &bin_file){ + using namespace usrp_e_fpga_downloader_utility; + + gpio gpio_prog_b(PROG_B, OUT); + gpio gpio_init_b(INIT_B, IN); + gpio gpio_done (DONE, IN); + + UHD_MSG(status) << "Loading FPGA image: " << bin_file << "... " << std::flush; + +// if(std::system("/sbin/rmmod usrp_e") != 0){ +// UHD_MSG(warning) << "USRP-E100 FPGA downloader: could not unload usrp_e module" << std::endl; +// } + + prepare_fpga_for_configuration(gpio_prog_b, gpio_init_b); + + UHD_MSG(status) << "done = " << gpio_done.get_value() << std::endl; + + send_file_to_fpga(bin_file, gpio_init_b, gpio_done); + +// if(std::system("/sbin/modprobe usrp_e") != 0){ +// UHD_MSG(warning) << "USRP-E100 FPGA downloader: could not load usrp_e module" << std::endl; +// } + +} + diff --git a/host/lib/usrp/e100/include/linux/usrp_e.h b/host/lib/usrp/e100/include/linux/usrp_e.h new file mode 100644 index 000000000..37e9ee31a --- /dev/null +++ b/host/lib/usrp/e100/include/linux/usrp_e.h @@ -0,0 +1,60 @@ + +/* + * Copyright (C) 2010 Ettus Research, LLC + * + * Written by Philip Balister <philip@opensdr.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + */ + +#ifndef __USRP_E_H +#define __USRP_E_H + +#include <linux/types.h> +#include <linux/ioctl.h> + +struct usrp_e_ctl16 { + __u32 offset; + __u32 count; + __u16 buf[20]; +}; + +struct usrp_e_ctl32 { + __u32 offset; + __u32 count; + __u32 buf[10]; +}; + +#define USRP_E_IOC_MAGIC 'u' +#define USRP_E_WRITE_CTL16 _IOW(USRP_E_IOC_MAGIC, 0x20, struct usrp_e_ctl16) +#define USRP_E_READ_CTL16 _IOWR(USRP_E_IOC_MAGIC, 0x21, struct usrp_e_ctl16) +#define USRP_E_WRITE_CTL32 _IOW(USRP_E_IOC_MAGIC, 0x22, struct usrp_e_ctl32) +#define USRP_E_READ_CTL32 _IOWR(USRP_E_IOC_MAGIC, 0x23, struct usrp_e_ctl32) +#define USRP_E_GET_RB_INFO _IOR(USRP_E_IOC_MAGIC, 0x27, struct usrp_e_ring_buffer_size_t) +#define USRP_E_GET_COMPAT_NUMBER _IO(USRP_E_IOC_MAGIC, 0x28) + +#define USRP_E_COMPAT_NUMBER 3 + +/* Flag defines */ +#define RB_USER (1<<0) +#define RB_KERNEL (1<<1) +#define RB_OVERRUN (1<<2) +#define RB_DMA_ACTIVE (1<<3) +#define RB_USER_PROCESS (1<<4) + +struct ring_buffer_info { + int flags; + int len; +}; + +struct usrp_e_ring_buffer_size_t { + int num_pages_rx_flags; + int num_rx_frames; + int num_pages_tx_flags; + int num_tx_frames; +}; + +#endif diff --git a/host/lib/usrp/e100/io_impl.cpp b/host/lib/usrp/e100/io_impl.cpp new file mode 100644 index 000000000..e9608125f --- /dev/null +++ b/host/lib/usrp/e100/io_impl.cpp @@ -0,0 +1,366 @@ +// +// Copyright 2010-2012 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include "recv_packet_demuxer.hpp" +#include "validate_subdev_spec.hpp" +#include "async_packet_handler.hpp" +#include "../../transport/super_recv_packet_handler.hpp" +#include "../../transport/super_send_packet_handler.hpp" +#include <linux/usrp_e.h> //ioctl structures and constants +#include "e100_impl.hpp" +#include "e100_regs.hpp" +#include <uhd/utils/msg.hpp> +#include <uhd/utils/log.hpp> +#include <uhd/utils/tasks.hpp> +#include <uhd/utils/thread_priority.hpp> +#include <uhd/transport/bounded_buffer.hpp> +#include <boost/bind.hpp> +#include <boost/format.hpp> +#include <boost/bind.hpp> +#include <boost/thread/thread.hpp> +#include <poll.h> //poll +#include <fcntl.h> //open, close +#include <sstream> +#include <fstream> +#include <boost/make_shared.hpp> + +using namespace uhd; +using namespace uhd::usrp; +using namespace uhd::transport; + +/*********************************************************************** + * io impl details (internal to this file) + * - pirate crew of 1 + * - bounded buffer + * - thread loop + * - vrt packet handler states + **********************************************************************/ +struct e100_impl::io_impl{ + io_impl(void): + false_alarm(0), async_msg_fifo(1000/*messages deep*/) + { /* NOP */ } + + double tick_rate; //set by update tick rate method + e100_ctrl::sptr iface; //so handle irq can peek and poke + void handle_irq(void); + size_t false_alarm; + //The data transport is listed first so that it is deconstructed last, + //which is after the states and booty which may hold managed buffers. + recv_packet_demuxer::sptr demuxer; + + //a pirate's life is the life for me! + void recv_pirate_loop( + spi_iface::sptr //keep a sptr to iface which shares gpio147 + ){ + //open the GPIO and set it up for an IRQ + std::ofstream edge_file("/sys/class/gpio/gpio147/edge"); + edge_file << "rising" << std::endl << std::flush; + edge_file.close(); + int fd = ::open("/sys/class/gpio/gpio147/value", O_RDONLY); + if (fd < 0) UHD_MSG(error) << "Unable to open GPIO for IRQ\n"; + + while (not boost::this_thread::interruption_requested()){ + pollfd pfd; + pfd.fd = fd; + pfd.events = POLLPRI | POLLERR; + ssize_t ret = ::poll(&pfd, 1, 100/*ms*/); + if (ret > 0) this->handle_irq(); + } + + //cleanup before thread exit + ::close(fd); + } + bounded_buffer<async_metadata_t> async_msg_fifo; + task::sptr pirate_task; +}; + +void e100_impl::io_impl::handle_irq(void){ + //check the status of the async msg buffer + const boost::uint32_t status = iface->peek32(E100_REG_RB_ERR_STATUS); + if ((status & 0x3) == 0){ //not done or error + //This could be a false-alarm because spi readback is mixed in. + //So we just sleep for a bit rather than interrupt continuously. + if (false_alarm++ > 3) boost::this_thread::sleep(boost::posix_time::milliseconds(1)); + return; + } + false_alarm = 0; //its a real message, reset the count... + //std::cout << boost::format("status: 0x%x") % status << std::endl; + + //load the data struct and call the ioctl + usrp_e_ctl32 data; + data.offset = E100_REG_ERR_BUFF; + data.count = status >> 16; + iface->ioctl(USRP_E_READ_CTL32, &data); + //for (size_t i = 0; i < data.count; i++){ + //data.buf[i] = iface->peek32(E100_REG_ERR_BUFF + i*sizeof(boost::uint32_t)); + //std::cout << boost::format(" buff[%u] = 0x%08x\n") % i % data.buf[i]; + //} + + //unpack the vrt header and process below... + vrt::if_packet_info_t if_packet_info; + if_packet_info.num_packet_words32 = data.count; + try{vrt::if_hdr_unpack_le(data.buf, if_packet_info);} + catch(const std::exception &e){ + UHD_MSG(error) << "Error unpacking vrt header:\n" << e.what() << std::endl; + goto prepare; + } + + //handle a tx async report message + if (if_packet_info.sid == E100_TX_ASYNC_SID and if_packet_info.packet_type != vrt::if_packet_info_t::PACKET_TYPE_DATA){ + + //fill in the async metadata + async_metadata_t metadata; + load_metadata_from_buff(uhd::wtohx<boost::uint32_t>, metadata, if_packet_info, data.buf, tick_rate); + + //push the message onto the queue + async_msg_fifo.push_with_pop_on_full(metadata); + + //print some fastpath messages + standard_async_msg_prints(metadata); + } + + //prepare for the next round + prepare: + iface->poke32(E100_REG_SR_ERR_CTRL, 1 << 0); //clear + while ((iface->peek32(E100_REG_RB_ERR_STATUS) & (1 << 2)) == 0){} //wait for idle + iface->poke32(E100_REG_SR_ERR_CTRL, 1 << 1); //start +} + +/*********************************************************************** + * Helper Functions + **********************************************************************/ +void e100_impl::io_init(void){ + + //create new io impl + _io_impl = UHD_PIMPL_MAKE(io_impl, ()); + _io_impl->demuxer = recv_packet_demuxer::make(_data_transport, _rx_dsps.size(), E100_RX_SID_BASE); + _io_impl->iface = _fpga_ctrl; + + //clear fifo state machines + _fpga_ctrl->poke32(E100_REG_CLEAR_FIFO, 0); + + //allocate streamer weak ptrs containers + _rx_streamers.resize(_rx_dsps.size()); + _tx_streamers.resize(1/*known to be 1 dsp*/); + + //prepare the async msg buffer for incoming messages + _fpga_ctrl->poke32(E100_REG_SR_ERR_CTRL, 1 << 0); //clear + while ((_fpga_ctrl->peek32(E100_REG_RB_ERR_STATUS) & (1 << 2)) == 0){} //wait for idle + _fpga_ctrl->poke32(E100_REG_SR_ERR_CTRL, 1 << 1); //start + + //spawn a pirate, yarrr! + _io_impl->pirate_task = task::make(boost::bind( + &e100_impl::io_impl::recv_pirate_loop, _io_impl.get(), _aux_spi_iface + )); +} + +void e100_impl::update_tick_rate(const double rate){ + _io_impl->tick_rate = rate; + + //update the tick rate on all existing streamers -> thread safe + for (size_t i = 0; i < _rx_streamers.size(); i++){ + boost::shared_ptr<sph::recv_packet_streamer> my_streamer = + boost::dynamic_pointer_cast<sph::recv_packet_streamer>(_rx_streamers[i].lock()); + if (my_streamer.get() == NULL) continue; + my_streamer->set_tick_rate(rate); + } + for (size_t i = 0; i < _tx_streamers.size(); i++){ + boost::shared_ptr<sph::send_packet_streamer> my_streamer = + boost::dynamic_pointer_cast<sph::send_packet_streamer>(_tx_streamers[i].lock()); + if (my_streamer.get() == NULL) continue; + my_streamer->set_tick_rate(rate); + } +} + +void e100_impl::update_rx_samp_rate(const size_t dspno, const double rate){ + boost::shared_ptr<sph::recv_packet_streamer> my_streamer = + boost::dynamic_pointer_cast<sph::recv_packet_streamer>(_rx_streamers[dspno].lock()); + if (my_streamer.get() == NULL) return; + + my_streamer->set_samp_rate(rate); + const double adj = _rx_dsps[dspno]->get_scaling_adjustment(); + my_streamer->set_scale_factor(adj); +} + +void e100_impl::update_tx_samp_rate(const size_t dspno, const double rate){ + boost::shared_ptr<sph::send_packet_streamer> my_streamer = + boost::dynamic_pointer_cast<sph::send_packet_streamer>(_tx_streamers[dspno].lock()); + if (my_streamer.get() == NULL) return; + + my_streamer->set_samp_rate(rate); + const double adj = _tx_dsp->get_scaling_adjustment(); + my_streamer->set_scale_factor(adj); +} + +void e100_impl::update_rates(void){ + const fs_path mb_path = "/mboards/0"; + _tree->access<double>(mb_path / "tick_rate").update(); + + //and now that the tick rate is set, init the host rates to something + BOOST_FOREACH(const std::string &name, _tree->list(mb_path / "rx_dsps")){ + _tree->access<double>(mb_path / "rx_dsps" / name / "rate" / "value").update(); + } + BOOST_FOREACH(const std::string &name, _tree->list(mb_path / "tx_dsps")){ + _tree->access<double>(mb_path / "tx_dsps" / name / "rate" / "value").update(); + } +} + +void e100_impl::update_rx_subdev_spec(const uhd::usrp::subdev_spec_t &spec){ + fs_path root = "/mboards/0/dboards"; + + //sanity checking + validate_subdev_spec(_tree, spec, "rx"); + + //setup mux for this spec + bool fe_swapped = false; + for (size_t i = 0; i < spec.size(); i++){ + const std::string conn = _tree->access<std::string>(root / spec[i].db_name / "rx_frontends" / spec[i].sd_name / "connection").get(); + if (i == 0 and (conn == "QI" or conn == "Q")) fe_swapped = true; + _rx_dsps[i]->set_mux(conn, fe_swapped); + } + _rx_fe->set_mux(fe_swapped); +} + +void e100_impl::update_tx_subdev_spec(const uhd::usrp::subdev_spec_t &spec){ + fs_path root = "/mboards/0/dboards"; + + //sanity checking + validate_subdev_spec(_tree, spec, "tx"); + + //set the mux for this spec + const std::string conn = _tree->access<std::string>(root / spec[0].db_name / "tx_frontends" / spec[0].sd_name / "connection").get(); + _tx_fe->set_mux(conn); +} + +/*********************************************************************** + * Async Recv + **********************************************************************/ +bool e100_impl::recv_async_msg( + async_metadata_t &async_metadata, double timeout +){ + boost::this_thread::disable_interruption di; //disable because the wait can throw + return _io_impl->async_msg_fifo.pop_with_timed_wait(async_metadata, timeout); +} + +/*********************************************************************** + * Receive streamer + **********************************************************************/ +rx_streamer::sptr e100_impl::get_rx_stream(const uhd::stream_args_t &args_){ + stream_args_t args = args_; + + //setup defaults for unspecified values + args.otw_format = args.otw_format.empty()? "sc16" : args.otw_format; + args.channels = args.channels.empty()? std::vector<size_t>(1, 0) : args.channels; + + //calculate packet size + static const size_t hdr_size = 0 + + vrt::max_if_hdr_words32*sizeof(boost::uint32_t) + + sizeof(vrt::if_packet_info_t().tlr) //forced to have trailer + - sizeof(vrt::if_packet_info_t().cid) //no class id ever used + - sizeof(vrt::if_packet_info_t().tsi) //no int time ever used + ; + const size_t bpp = _data_transport->get_recv_frame_size() - hdr_size; + const size_t bpi = convert::get_bytes_per_item(args.otw_format); + const size_t spp = unsigned(args.args.cast<double>("spp", bpp/bpi)); + + //make the new streamer given the samples per packet + boost::shared_ptr<sph::recv_packet_streamer> my_streamer = boost::make_shared<sph::recv_packet_streamer>(spp); + + //init some streamer stuff + my_streamer->resize(args.channels.size()); + my_streamer->set_vrt_unpacker(&vrt::if_hdr_unpack_le); + + //set the converter + uhd::convert::id_type id; + id.input_format = args.otw_format + "_item32_le"; + id.num_inputs = 1; + id.output_format = args.cpu_format; + id.num_outputs = 1; + my_streamer->set_converter(id); + + //bind callbacks for the handler + for (size_t chan_i = 0; chan_i < args.channels.size(); chan_i++){ + const size_t dsp = args.channels[chan_i]; + _rx_dsps[dsp]->set_nsamps_per_packet(spp); //seems to be a good place to set this + _rx_dsps[dsp]->setup(args); + my_streamer->set_xport_chan_get_buff(chan_i, boost::bind( + &recv_packet_demuxer::get_recv_buff, _io_impl->demuxer, dsp, _1 + ), true /*flush*/); + my_streamer->set_overflow_handler(chan_i, boost::bind( + &rx_dsp_core_200::handle_overflow, _rx_dsps[dsp] + )); + _rx_streamers[dsp] = my_streamer; //store weak pointer + } + + //sets all tick and samp rates on this streamer + this->update_rates(); + + return my_streamer; +} + +/*********************************************************************** + * Transmit streamer + **********************************************************************/ +tx_streamer::sptr e100_impl::get_tx_stream(const uhd::stream_args_t &args_){ + stream_args_t args = args_; + + //setup defaults for unspecified values + args.otw_format = args.otw_format.empty()? "sc16" : args.otw_format; + args.channels = args.channels.empty()? std::vector<size_t>(1, 0) : args.channels; + + //calculate packet size + static const size_t hdr_size = 0 + + vrt::max_if_hdr_words32*sizeof(boost::uint32_t) + + sizeof(vrt::if_packet_info_t().tlr) //forced to have trailer + - sizeof(vrt::if_packet_info_t().sid) //no stream id ever used + - sizeof(vrt::if_packet_info_t().cid) //no class id ever used + - sizeof(vrt::if_packet_info_t().tsi) //no int time ever used + ; + static const size_t bpp = _data_transport->get_send_frame_size() - hdr_size; + const size_t spp = bpp/convert::get_bytes_per_item(args.otw_format); + + //make the new streamer given the samples per packet + boost::shared_ptr<sph::send_packet_streamer> my_streamer = boost::make_shared<sph::send_packet_streamer>(spp); + + //init some streamer stuff + my_streamer->resize(args.channels.size()); + my_streamer->set_vrt_packer(&vrt::if_hdr_pack_le); + + //set the converter + uhd::convert::id_type id; + id.input_format = args.cpu_format; + id.num_inputs = 1; + id.output_format = args.otw_format + "_item32_le"; + id.num_outputs = 1; + my_streamer->set_converter(id); + + //bind callbacks for the handler + for (size_t chan_i = 0; chan_i < args.channels.size(); chan_i++){ + const size_t dsp = args.channels[chan_i]; + UHD_ASSERT_THROW(dsp == 0); //always 0 + _tx_dsp->setup(args); + my_streamer->set_xport_chan_get_buff(chan_i, boost::bind( + &zero_copy_if::get_send_buff, _data_transport, _1 + )); + _tx_streamers[dsp] = my_streamer; //store weak pointer + } + + //sets all tick and samp rates on this streamer + this->update_rates(); + + return my_streamer; +} diff --git a/host/lib/usrp/gps_ctrl.cpp b/host/lib/usrp/gps_ctrl.cpp new file mode 100644 index 000000000..45fa1f39e --- /dev/null +++ b/host/lib/usrp/gps_ctrl.cpp @@ -0,0 +1,275 @@ +// +// Copyright 2010-2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include <uhd/usrp/gps_ctrl.hpp> +#include <uhd/utils/msg.hpp> +#include <uhd/exception.hpp> +#include <uhd/types/sensors.hpp> +#include <boost/algorithm/string.hpp> +#include <boost/assign/list_of.hpp> +#include <boost/cstdint.hpp> +#include <boost/date_time/posix_time/posix_time.hpp> +#include <boost/thread/thread.hpp> +#include <boost/tokenizer.hpp> +#include <boost/format.hpp> + +using namespace uhd; +using namespace boost::gregorian; +using namespace boost::posix_time; +using namespace boost::algorithm; +using namespace boost::this_thread; + +/*! + * A GPS control for Jackson Labs devices (and other NMEA compatible GPS's) + */ + +class gps_ctrl_impl : public gps_ctrl{ +public: + gps_ctrl_impl(uart_iface::sptr uart){ + _uart = uart; + + std::string reply; + bool i_heard_some_nmea = false, i_heard_something_weird = false; + gps_type = GPS_TYPE_NONE; + + //first we look for a Jackson Labs Firefly (since that's what we provide...) + _flush(); //get whatever junk is in the rx buffer right now, and throw it away + _send("HAAAY GUYYYYS\n"); //to elicit a response from the Firefly + + //wait for _send(...) to return + sleep(milliseconds(FIREFLY_STUPID_DELAY_MS)); + + //then we loop until we either timeout, or until we get a response that indicates we're a JL device + const boost::system_time comm_timeout = boost::get_system_time() + milliseconds(GPS_COMM_TIMEOUT_MS); + while(boost::get_system_time() < comm_timeout) { + reply = _recv(); + if(reply.find("Command Error") != std::string::npos) { + gps_type = GPS_TYPE_JACKSON_LABS; + break; + } + else if(reply.substr(0, 3) == "$GP") i_heard_some_nmea = true; //but keep looking for that "Command Error" response + else if(reply.length() != 0) i_heard_something_weird = true; //probably wrong baud rate + sleep(milliseconds(GPS_TIMEOUT_DELAY_MS)); + } + + if((i_heard_some_nmea) && (gps_type != GPS_TYPE_JACKSON_LABS)) gps_type = GPS_TYPE_GENERIC_NMEA; + + if((gps_type == GPS_TYPE_NONE) && i_heard_something_weird) { + UHD_MSG(error) << "GPS invalid reply \"" << reply << "\", assuming none available" << std::endl; + } + + switch(gps_type) { + case GPS_TYPE_JACKSON_LABS: + UHD_MSG(status) << "Found a Jackson Labs GPS" << std::endl; + init_firefly(); + break; + + case GPS_TYPE_GENERIC_NMEA: + if(gps_type == GPS_TYPE_GENERIC_NMEA) UHD_MSG(status) << "Found a generic NMEA GPS device" << std::endl; + break; + + case GPS_TYPE_NONE: + default: + break; + + } + } + + ~gps_ctrl_impl(void){ + /* NOP */ + } + + //return a list of supported sensors + std::vector<std::string> get_sensors(void) { + std::vector<std::string> ret = boost::assign::list_of + ("gps_gpgga") + ("gps_gprmc") + ("gps_gpgsa") + ("gps_time") + ("gps_locked"); + return ret; + } + + uhd::sensor_value_t get_sensor(std::string key) { + if(key == "gps_gpgga" + or key == "gps_gprmc" + or key == "gps_gpgsa") { + return sensor_value_t( + boost::to_upper_copy(key), + get_nmea(boost::to_upper_copy(key.substr(4,8))), + ""); + } + else if(key == "gps_time") { + return sensor_value_t("GPS epoch time", int(get_epoch_time()), "seconds"); + } + else if(key == "gps_locked") { + return sensor_value_t("GPS lock status", locked(), "locked", "unlocked"); + } + else { + throw uhd::value_error("gps ctrl get_sensor unknown key: " + key); + } + } + +private: + void init_firefly(void) { + //issue some setup stuff so it spits out the appropriate data + //none of these should issue replies so we don't bother looking for them + //we have to sleep between commands because the JL device, despite not acking, takes considerable time to process each command. + sleep(milliseconds(FIREFLY_STUPID_DELAY_MS)); + _send("SYST:COMM:SER:ECHO OFF\n"); + sleep(milliseconds(FIREFLY_STUPID_DELAY_MS)); + _send("SYST:COMM:SER:PRO OFF\n"); + sleep(milliseconds(FIREFLY_STUPID_DELAY_MS)); + _send("GPS:GPGGA 1\n"); + sleep(milliseconds(FIREFLY_STUPID_DELAY_MS)); + _send("GPS:GGAST 0\n"); + sleep(milliseconds(FIREFLY_STUPID_DELAY_MS)); + _send("GPS:GPRMC 1\n"); + sleep(milliseconds(FIREFLY_STUPID_DELAY_MS)); + _send("GPS:GPGSA 1\n"); + sleep(milliseconds(FIREFLY_STUPID_DELAY_MS)); + } + + //retrieve a raw NMEA sentence + std::string get_nmea(std::string msgtype) { + msgtype.insert(0, "$"); + std::string reply; + if(not gps_detected()) { + UHD_MSG(error) << "get_nmea(): unsupported GPS or no GPS detected"; + return std::string(); + } + + _flush(); //flush all input before waiting for a message + + const boost::system_time comm_timeout = boost::get_system_time() + milliseconds(GPS_COMM_TIMEOUT_MS); + while(boost::get_system_time() < comm_timeout) { + reply = _recv(); + if(reply.substr(0, 6) == msgtype) + return reply; + boost::this_thread::sleep(milliseconds(GPS_TIMEOUT_DELAY_MS)); + } + throw uhd::value_error(str(boost::format("get_nmea(): no %s message found") % msgtype)); + return std::string(); + } + + //helper function to retrieve a field from an NMEA sentence + std::string get_token(std::string sentence, size_t offset) { + boost::tokenizer<boost::escaped_list_separator<char> > tok(sentence); + std::vector<std::string> toked; + tok.assign(sentence); //this can throw + toked.assign(tok.begin(), tok.end()); + + if(toked.size() <= offset) { + throw uhd::value_error(str(boost::format("Invalid response \"%s\"") % sentence)); + } + return toked[offset]; + } + + ptime get_time(void) { + int error_cnt = 0; + ptime gps_time; + while(error_cnt < 3) { + try { + std::string reply = get_nmea("GPRMC"); + + std::string datestr = get_token(reply, 9); + std::string timestr = get_token(reply, 1); + + if(datestr.size() == 0 or timestr.size() == 0) { + throw uhd::value_error(str(boost::format("Invalid response \"%s\"") % reply)); + } + + //just trust me on this one + gps_time = ptime( date( + greg_year(boost::lexical_cast<int>(datestr.substr(4, 2)) + 2000), + greg_month(boost::lexical_cast<int>(datestr.substr(2, 2))), + greg_day(boost::lexical_cast<int>(datestr.substr(0, 2))) + ), + hours( boost::lexical_cast<int>(timestr.substr(0, 2))) + + minutes(boost::lexical_cast<int>(timestr.substr(2, 2))) + + seconds(boost::lexical_cast<int>(timestr.substr(4, 2))) + ); + return gps_time; + + } catch(std::exception &e) { + UHD_MSG(warning) << "get_time: " << e.what(); + error_cnt++; + } + } + throw uhd::value_error("Timeout after no valid message found"); + + return gps_time; //keep gcc from complaining + } + + time_t get_epoch_time(void) { + return (get_time() - from_time_t(0)).total_seconds(); + } + + bool gps_detected(void) { + return (gps_type != GPS_TYPE_NONE); + } + + bool locked(void) { + int error_cnt = 0; + while(error_cnt < 3) { + try { + std::string reply = get_nmea("GPGGA"); + if(reply.size() <= 1) return false; + + return (get_token(reply, 6) != "0"); + } catch(std::exception &e) { + UHD_MSG(warning) << "locked: " << e.what(); + error_cnt++; + } + } + throw uhd::value_error("Timeout after no valid message found"); + return false; + } + + uart_iface::sptr _uart; + + void _flush(void){ + while (not _uart->read_uart(0.0).empty()){ + //NOP + } + } + + std::string _recv(void){ + return _uart->read_uart(GPS_TIMEOUT_DELAY_MS/1000.); + } + + void _send(const std::string &buf){ + return _uart->write_uart(buf); + } + + enum { + GPS_TYPE_JACKSON_LABS, + GPS_TYPE_GENERIC_NMEA, + GPS_TYPE_NONE + } gps_type; + + static const int GPS_COMM_TIMEOUT_MS = 1500; + static const int GPS_TIMEOUT_DELAY_MS = 200; + static const int FIREFLY_STUPID_DELAY_MS = 200; +}; + +/*********************************************************************** + * Public make function for the GPS control + **********************************************************************/ +gps_ctrl::sptr gps_ctrl::make(uart_iface::sptr uart){ + return sptr(new gps_ctrl_impl(uart)); +} diff --git a/host/lib/usrp/mboard_eeprom.cpp b/host/lib/usrp/mboard_eeprom.cpp new file mode 100644 index 000000000..96a0d36ce --- /dev/null +++ b/host/lib/usrp/mboard_eeprom.cpp @@ -0,0 +1,466 @@ +// +// Copyright 2010-2012 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include <uhd/usrp/mboard_eeprom.hpp> +#include <uhd/types/mac_addr.hpp> +#include <uhd/utils/byteswap.hpp> +#include <boost/asio/ip/address_v4.hpp> +#include <boost/assign/list_of.hpp> +#include <boost/lexical_cast.hpp> +#include <boost/foreach.hpp> +#include <algorithm> +#include <iostream> +#include <cstddef> + +using namespace uhd; +using namespace uhd::usrp; + +/*********************************************************************** + * Constants + **********************************************************************/ +static const size_t SERIAL_LEN = 9; +static const size_t NAME_MAX_LEN = 32 - SERIAL_LEN; + +/*********************************************************************** + * Utility functions + **********************************************************************/ + +//! A wrapper around std::copy that takes ranges instead of iterators. +template<typename RangeSrc, typename RangeDst> inline +void byte_copy(const RangeSrc &src, RangeDst &dst){ + std::copy(boost::begin(src), boost::end(src), boost::begin(dst)); +} + +//! create a string from a byte vector, return empty if invalid ascii +static const std::string bytes_to_string(const byte_vector_t &bytes){ + std::string out; + BOOST_FOREACH(boost::uint8_t byte, bytes){ + if (byte < 32 or byte > 127) return out; + out += byte; + } + return out; +} + +//! create a byte vector from a string, null terminate unless max length +static const byte_vector_t string_to_bytes(const std::string &string, size_t max_length){ + byte_vector_t bytes; + for (size_t i = 0; i < std::min(string.size(), max_length); i++){ + bytes.push_back(string[i]); + } + if (bytes.size() < max_length - 1) bytes.push_back('\0'); + return bytes; +} + +//! convert a string to a byte vector to write to eeprom +static byte_vector_t string_to_uint16_bytes(const std::string &num_str){ + const boost::uint16_t num = boost::lexical_cast<boost::uint16_t>(num_str); + const byte_vector_t lsb_msb = boost::assign::list_of + (boost::uint8_t(num >> 0))(boost::uint8_t(num >> 8)); + return lsb_msb; +} + +//! convert a byte vector read from eeprom to a string +static std::string uint16_bytes_to_string(const byte_vector_t &bytes){ + const boost::uint16_t num = (boost::uint16_t(bytes.at(0)) << 0) | (boost::uint16_t(bytes.at(1)) << 8); + return (num == 0 or num == 0xffff)? "" : boost::lexical_cast<std::string>(num); +} + +/*********************************************************************** + * Implementation of N100 load/store + **********************************************************************/ +static const boost::uint8_t N100_EEPROM_ADDR = 0x50; + +struct n100_eeprom_map{ + boost::uint16_t hardware; + boost::uint8_t mac_addr[6]; + boost::uint32_t subnet; + boost::uint32_t ip_addr; + boost::uint16_t _pad0; + boost::uint16_t revision; + boost::uint16_t product; + unsigned char _pad1; + unsigned char gpsdo; + unsigned char serial[SERIAL_LEN]; + unsigned char name[NAME_MAX_LEN]; + boost::uint32_t gateway; +}; + +enum n200_gpsdo_type{ + N200_GPSDO_NONE = 0, + N200_GPSDO_INTERNAL = 1, + N200_GPSDO_ONBOARD = 2 +}; + +static void load_n100(mboard_eeprom_t &mb_eeprom, i2c_iface &iface){ + //extract the hardware number + mb_eeprom["hardware"] = uint16_bytes_to_string( + iface.read_eeprom(N100_EEPROM_ADDR, offsetof(n100_eeprom_map, hardware), 2) + ); + + //extract the revision number + mb_eeprom["revision"] = uint16_bytes_to_string( + iface.read_eeprom(N100_EEPROM_ADDR, offsetof(n100_eeprom_map, revision), 2) + ); + + //extract the product code + mb_eeprom["product"] = uint16_bytes_to_string( + iface.read_eeprom(N100_EEPROM_ADDR, offsetof(n100_eeprom_map, product), 2) + ); + + //extract the addresses + mb_eeprom["mac-addr"] = mac_addr_t::from_bytes(iface.read_eeprom( + N100_EEPROM_ADDR, offsetof(n100_eeprom_map, mac_addr), 6 + )).to_string(); + + boost::asio::ip::address_v4::bytes_type ip_addr_bytes; + byte_copy(iface.read_eeprom(N100_EEPROM_ADDR, offsetof(n100_eeprom_map, ip_addr), 4), ip_addr_bytes); + mb_eeprom["ip-addr"] = boost::asio::ip::address_v4(ip_addr_bytes).to_string(); + + byte_copy(iface.read_eeprom(N100_EEPROM_ADDR, offsetof(n100_eeprom_map, subnet), 4), ip_addr_bytes); + mb_eeprom["subnet"] = boost::asio::ip::address_v4(ip_addr_bytes).to_string(); + + byte_copy(iface.read_eeprom(N100_EEPROM_ADDR, offsetof(n100_eeprom_map, gateway), 4), ip_addr_bytes); + mb_eeprom["gateway"] = boost::asio::ip::address_v4(ip_addr_bytes).to_string(); + + //gpsdo capabilities + boost::uint8_t gpsdo_byte = iface.read_eeprom(N100_EEPROM_ADDR, offsetof(n100_eeprom_map, gpsdo), 1).at(0); + switch(n200_gpsdo_type(gpsdo_byte)){ + case N200_GPSDO_INTERNAL: mb_eeprom["gpsdo"] = "internal"; break; + case N200_GPSDO_ONBOARD: mb_eeprom["gpsdo"] = "onboard"; break; + default: mb_eeprom["gpsdo"] = "none"; + } + + //extract the serial + mb_eeprom["serial"] = bytes_to_string(iface.read_eeprom( + N100_EEPROM_ADDR, offsetof(n100_eeprom_map, serial), SERIAL_LEN + )); + + //extract the name + mb_eeprom["name"] = bytes_to_string(iface.read_eeprom( + N100_EEPROM_ADDR, offsetof(n100_eeprom_map, name), NAME_MAX_LEN + )); + + //Empty serial correction: use the mac address to determine serial. + //Older usrp2 models don't have a serial burned into EEPROM. + //The lower mac address bits will function as the serial number. + if (mb_eeprom["serial"].empty()){ + byte_vector_t mac_addr_bytes = mac_addr_t::from_string(mb_eeprom["mac-addr"]).to_bytes(); + unsigned serial = mac_addr_bytes.at(5) | (unsigned(mac_addr_bytes.at(4) & 0x0f) << 8); + mb_eeprom["serial"] = boost::lexical_cast<std::string>(serial); + } +} + +static void store_n100(const mboard_eeprom_t &mb_eeprom, i2c_iface &iface){ + //parse the revision number + if (mb_eeprom.has_key("hardware")) iface.write_eeprom( + N100_EEPROM_ADDR, offsetof(n100_eeprom_map, hardware), + string_to_uint16_bytes(mb_eeprom["hardware"]) + ); + + //parse the revision number + if (mb_eeprom.has_key("revision")) iface.write_eeprom( + N100_EEPROM_ADDR, offsetof(n100_eeprom_map, revision), + string_to_uint16_bytes(mb_eeprom["revision"]) + ); + + //parse the product code + if (mb_eeprom.has_key("product")) iface.write_eeprom( + N100_EEPROM_ADDR, offsetof(n100_eeprom_map, product), + string_to_uint16_bytes(mb_eeprom["product"]) + ); + + //store the addresses + if (mb_eeprom.has_key("mac-addr")) iface.write_eeprom( + N100_EEPROM_ADDR, offsetof(n100_eeprom_map, mac_addr), + mac_addr_t::from_string(mb_eeprom["mac-addr"]).to_bytes() + ); + + if (mb_eeprom.has_key("ip-addr")){ + byte_vector_t ip_addr_bytes(4); + byte_copy(boost::asio::ip::address_v4::from_string(mb_eeprom["ip-addr"]).to_bytes(), ip_addr_bytes); + iface.write_eeprom(N100_EEPROM_ADDR, offsetof(n100_eeprom_map, ip_addr), ip_addr_bytes); + } + + if (mb_eeprom.has_key("subnet")){ + byte_vector_t ip_addr_bytes(4); + byte_copy(boost::asio::ip::address_v4::from_string(mb_eeprom["subnet"]).to_bytes(), ip_addr_bytes); + iface.write_eeprom(N100_EEPROM_ADDR, offsetof(n100_eeprom_map, subnet), ip_addr_bytes); + } + + if (mb_eeprom.has_key("gateway")){ + byte_vector_t ip_addr_bytes(4); + byte_copy(boost::asio::ip::address_v4::from_string(mb_eeprom["gateway"]).to_bytes(), ip_addr_bytes); + iface.write_eeprom(N100_EEPROM_ADDR, offsetof(n100_eeprom_map, gateway), ip_addr_bytes); + } + + //gpsdo capabilities + if (mb_eeprom.has_key("gpsdo")){ + boost::uint8_t gpsdo_byte = N200_GPSDO_NONE; + if (mb_eeprom["gpsdo"] == "internal") gpsdo_byte = N200_GPSDO_INTERNAL; + if (mb_eeprom["gpsdo"] == "onboard") gpsdo_byte = N200_GPSDO_ONBOARD; + iface.write_eeprom(N100_EEPROM_ADDR, offsetof(n100_eeprom_map, gpsdo), byte_vector_t(1, gpsdo_byte)); + } + + //store the serial + if (mb_eeprom.has_key("serial")) iface.write_eeprom( + N100_EEPROM_ADDR, offsetof(n100_eeprom_map, serial), + string_to_bytes(mb_eeprom["serial"], SERIAL_LEN) + ); + + //store the name + if (mb_eeprom.has_key("name")) iface.write_eeprom( + N100_EEPROM_ADDR, offsetof(n100_eeprom_map, name), + string_to_bytes(mb_eeprom["name"], NAME_MAX_LEN) + ); +} + +/*********************************************************************** + * Implementation of B000 load/store + **********************************************************************/ +static const boost::uint8_t B000_EEPROM_ADDR = 0x50; +static const size_t B000_SERIAL_LEN = 8; + +//use char array so we dont need to attribute packed +struct b000_eeprom_map{ + unsigned char _r[221]; + unsigned char mcr[4]; + unsigned char name[NAME_MAX_LEN]; + unsigned char serial[B000_SERIAL_LEN]; +}; + +static void load_b000(mboard_eeprom_t &mb_eeprom, i2c_iface &iface){ + //extract the serial + mb_eeprom["serial"] = bytes_to_string(iface.read_eeprom( + B000_EEPROM_ADDR, offsetof(b000_eeprom_map, serial), B000_SERIAL_LEN + )); + + //extract the name + mb_eeprom["name"] = bytes_to_string(iface.read_eeprom( + B000_EEPROM_ADDR, offsetof(b000_eeprom_map, name), NAME_MAX_LEN + )); + + //extract master clock rate as a 32-bit uint in Hz + boost::uint32_t master_clock_rate; + const byte_vector_t rate_bytes = iface.read_eeprom( + B000_EEPROM_ADDR, offsetof(b000_eeprom_map, mcr), sizeof(master_clock_rate) + ); + std::copy( + rate_bytes.begin(), rate_bytes.end(), //input + reinterpret_cast<boost::uint8_t *>(&master_clock_rate) //output + ); + master_clock_rate = ntohl(master_clock_rate); + if (master_clock_rate > 1e6 and master_clock_rate < 1e9){ + mb_eeprom["mcr"] = boost::lexical_cast<std::string>(master_clock_rate); + } + else mb_eeprom["mcr"] = ""; +} + +static void store_b000(const mboard_eeprom_t &mb_eeprom, i2c_iface &iface){ + //store the serial + if (mb_eeprom.has_key("serial")) iface.write_eeprom( + B000_EEPROM_ADDR, offsetof(b000_eeprom_map, serial), + string_to_bytes(mb_eeprom["serial"], B000_SERIAL_LEN) + ); + + //store the name + if (mb_eeprom.has_key("name")) iface.write_eeprom( + B000_EEPROM_ADDR, offsetof(b000_eeprom_map, name), + string_to_bytes(mb_eeprom["name"], NAME_MAX_LEN) + ); + + //store the master clock rate as a 32-bit uint in Hz + if (mb_eeprom.has_key("mcr")){ + boost::uint32_t master_clock_rate = boost::uint32_t(boost::lexical_cast<double>(mb_eeprom["mcr"])); + master_clock_rate = htonl(master_clock_rate); + const byte_vector_t rate_bytes( + reinterpret_cast<const boost::uint8_t *>(&master_clock_rate), + reinterpret_cast<const boost::uint8_t *>(&master_clock_rate) + sizeof(master_clock_rate) + ); + iface.write_eeprom( + B000_EEPROM_ADDR, offsetof(b000_eeprom_map, mcr), rate_bytes + ); + } +} + +/*********************************************************************** + * Implementation of B100 load/store + **********************************************************************/ +static const boost::uint8_t B100_EEPROM_ADDR = 0x50; + +//use char array so we dont need to attribute packed +struct b100_eeprom_map{ + unsigned char _r[220]; + unsigned char revision[2]; + unsigned char product[2]; + unsigned char name[NAME_MAX_LEN]; + unsigned char serial[SERIAL_LEN]; +}; + +static void load_b100(mboard_eeprom_t &mb_eeprom, i2c_iface &iface){ + //extract the revision number + mb_eeprom["revision"] = uint16_bytes_to_string( + iface.read_eeprom(B100_EEPROM_ADDR, offsetof(b100_eeprom_map, revision), 2) + ); + + //extract the product code + mb_eeprom["product"] = uint16_bytes_to_string( + iface.read_eeprom(B100_EEPROM_ADDR, offsetof(b100_eeprom_map, product), 2) + ); + + //extract the serial + mb_eeprom["serial"] = bytes_to_string(iface.read_eeprom( + B100_EEPROM_ADDR, offsetof(b100_eeprom_map, serial), SERIAL_LEN + )); + + //extract the name + mb_eeprom["name"] = bytes_to_string(iface.read_eeprom( + B100_EEPROM_ADDR, offsetof(b100_eeprom_map, name), NAME_MAX_LEN + )); +} + +static void store_b100(const mboard_eeprom_t &mb_eeprom, i2c_iface &iface){ + //parse the revision number + if (mb_eeprom.has_key("revision")) iface.write_eeprom( + B100_EEPROM_ADDR, offsetof(b100_eeprom_map, revision), + string_to_uint16_bytes(mb_eeprom["revision"]) + ); + + //parse the product code + if (mb_eeprom.has_key("product")) iface.write_eeprom( + B100_EEPROM_ADDR, offsetof(b100_eeprom_map, product), + string_to_uint16_bytes(mb_eeprom["product"]) + ); + + //store the serial + if (mb_eeprom.has_key("serial")) iface.write_eeprom( + B100_EEPROM_ADDR, offsetof(b100_eeprom_map, serial), + string_to_bytes(mb_eeprom["serial"], SERIAL_LEN) + ); + + //store the name + if (mb_eeprom.has_key("name")) iface.write_eeprom( + B100_EEPROM_ADDR, offsetof(b100_eeprom_map, name), + string_to_bytes(mb_eeprom["name"], NAME_MAX_LEN) + ); +} + +/*********************************************************************** + * Implementation of E100 load/store + **********************************************************************/ +static const boost::uint8_t E100_EEPROM_ADDR = 0x51; + +struct e100_eeprom_map{ + boost::uint16_t vendor; + boost::uint16_t device; + unsigned char revision; + unsigned char content; + unsigned char model[8]; + unsigned char env_var[16]; + unsigned char env_setting[64]; + unsigned char serial[10]; + unsigned char name[NAME_MAX_LEN]; +}; + +template <typename T> static const byte_vector_t to_bytes(const T &item){ + return byte_vector_t( + reinterpret_cast<const byte_vector_t::value_type *>(&item), + reinterpret_cast<const byte_vector_t::value_type *>(&item)+sizeof(item) + ); +} + +#define sizeof_member(struct_name, member_name) \ + sizeof(reinterpret_cast<struct_name*>(NULL)->member_name) + +static void load_e100(mboard_eeprom_t &mb_eeprom, i2c_iface &iface){ + const size_t num_bytes = offsetof(e100_eeprom_map, model); + byte_vector_t map_bytes = iface.read_eeprom(E100_EEPROM_ADDR, 0, num_bytes); + e100_eeprom_map map; std::memcpy(&map, &map_bytes[0], map_bytes.size()); + + mb_eeprom["vendor"] = boost::lexical_cast<std::string>(uhd::ntohx(map.vendor)); + mb_eeprom["device"] = boost::lexical_cast<std::string>(uhd::ntohx(map.device)); + mb_eeprom["revision"] = boost::lexical_cast<std::string>(unsigned(map.revision)); + mb_eeprom["content"] = boost::lexical_cast<std::string>(unsigned(map.content)); + + #define load_e100_string_xx(key) mb_eeprom[#key] = bytes_to_string(iface.read_eeprom( \ + E100_EEPROM_ADDR, offsetof(e100_eeprom_map, key), sizeof_member(e100_eeprom_map, key) \ + )); + + load_e100_string_xx(model); + load_e100_string_xx(env_var); + load_e100_string_xx(env_setting); + load_e100_string_xx(serial); + load_e100_string_xx(name); +} + +static void store_e100(const mboard_eeprom_t &mb_eeprom, i2c_iface &iface){ + + if (mb_eeprom.has_key("vendor")) iface.write_eeprom( + E100_EEPROM_ADDR, offsetof(e100_eeprom_map, vendor), + to_bytes(uhd::htonx(boost::lexical_cast<boost::uint16_t>(mb_eeprom["vendor"]))) + ); + + if (mb_eeprom.has_key("device")) iface.write_eeprom( + E100_EEPROM_ADDR, offsetof(e100_eeprom_map, device), + to_bytes(uhd::htonx(boost::lexical_cast<boost::uint16_t>(mb_eeprom["device"]))) + ); + + if (mb_eeprom.has_key("revision")) iface.write_eeprom( + E100_EEPROM_ADDR, offsetof(e100_eeprom_map, revision), + byte_vector_t(1, boost::lexical_cast<unsigned>(mb_eeprom["revision"])) + ); + + if (mb_eeprom.has_key("content")) iface.write_eeprom( + E100_EEPROM_ADDR, offsetof(e100_eeprom_map, content), + byte_vector_t(1, boost::lexical_cast<unsigned>(mb_eeprom["content"])) + ); + + #define store_e100_string_xx(key) if (mb_eeprom.has_key(#key)) iface.write_eeprom( \ + E100_EEPROM_ADDR, offsetof(e100_eeprom_map, key), \ + string_to_bytes(mb_eeprom[#key], sizeof_member(e100_eeprom_map, key)) \ + ); + + store_e100_string_xx(model); + store_e100_string_xx(env_var); + store_e100_string_xx(env_setting); + store_e100_string_xx(serial); + store_e100_string_xx(name); +} + +/*********************************************************************** + * Implementation of mboard eeprom + **********************************************************************/ +mboard_eeprom_t::mboard_eeprom_t(void){ + /* NOP */ +} + +mboard_eeprom_t::mboard_eeprom_t(i2c_iface &iface, map_type map){ + switch(map){ + case MAP_N100: load_n100(*this, iface); break; + case MAP_B000: load_b000(*this, iface); break; + case MAP_B100: load_b100(*this, iface); break; + case MAP_E100: load_e100(*this, iface); break; + } +} + +void mboard_eeprom_t::commit(i2c_iface &iface, map_type map) const{ + switch(map){ + case MAP_N100: store_n100(*this, iface); break; + case MAP_B000: store_b000(*this, iface); break; + case MAP_B100: store_b100(*this, iface); break; + case MAP_E100: store_e100(*this, iface); break; + } +} diff --git a/host/lib/usrp/multi_usrp.cpp b/host/lib/usrp/multi_usrp.cpp new file mode 100644 index 000000000..e2efa9a00 --- /dev/null +++ b/host/lib/usrp/multi_usrp.cpp @@ -0,0 +1,864 @@ +// +// Copyright 2010-2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include <uhd/property_tree.hpp> +#include <uhd/usrp/multi_usrp.hpp> +#include <uhd/utils/msg.hpp> +#include <uhd/exception.hpp> +#include <uhd/utils/msg.hpp> +#include <uhd/utils/gain_group.hpp> +#include <boost/thread.hpp> +#include <boost/foreach.hpp> +#include <boost/format.hpp> +#include <cmath> + +using namespace uhd; +using namespace uhd::usrp; + +const std::string multi_usrp::ALL_GAINS = ""; + +/*********************************************************************** + * Helper methods + **********************************************************************/ +static void do_samp_rate_warning_message( + double target_rate, + double actual_rate, + const std::string &xx +){ + static const double max_allowed_error = 1.0; //Sps + if (std::abs(target_rate - actual_rate) > max_allowed_error){ + UHD_MSG(warning) << boost::format( + "The hardware does not support the requested %s sample rate:\n" + "Target sample rate: %f MSps\n" + "Actual sample rate: %f MSps\n" + ) % xx % (target_rate/1e6) % (actual_rate/1e6); + } +} + +static void do_tune_freq_warning_message( + const tune_request_t &tune_req, + double actual_freq, + const std::string &xx +){ + //forget the warning when manual policy + if (tune_req.dsp_freq_policy == tune_request_t::POLICY_MANUAL) return; + if (tune_req.rf_freq_policy == tune_request_t::POLICY_MANUAL) return; + + const double target_freq = tune_req.target_freq; + static const double max_allowed_error = 1.0; //Hz + if (std::abs(target_freq - actual_freq) > max_allowed_error){ + UHD_MSG(warning) << boost::format( + "The hardware does not support the requested %s frequency:\n" + "Target frequency: %f MHz\n" + "Actual frequency: %f MHz\n" + ) % xx % (target_freq/1e6) % (actual_freq/1e6); + } +} + +static meta_range_t make_overall_tune_range( + const meta_range_t &fe_range, + const meta_range_t &dsp_range, + const double bw +){ + meta_range_t range; + BOOST_FOREACH(const range_t &sub_range, fe_range){ + range.push_back(range_t( + sub_range.start() + std::max(dsp_range.start(), -bw), + sub_range.stop() + std::min(dsp_range.stop(), bw), + dsp_range.step() + )); + } + return range; +} + +/*********************************************************************** + * Gain helper functions + **********************************************************************/ +static double get_gain_value(property_tree::sptr subtree){ + return subtree->access<double>("value").get(); +} + +static void set_gain_value(property_tree::sptr subtree, const double gain){ + subtree->access<double>("value").set(gain); +} + +static meta_range_t get_gain_range(property_tree::sptr subtree){ + return subtree->access<meta_range_t>("range").get(); +} + +static gain_fcns_t make_gain_fcns_from_subtree(property_tree::sptr subtree){ + gain_fcns_t gain_fcns; + gain_fcns.get_range = boost::bind(&get_gain_range, subtree); + gain_fcns.get_value = boost::bind(&get_gain_value, subtree); + gain_fcns.set_value = boost::bind(&set_gain_value, subtree, _1); + return gain_fcns; +} + +/*********************************************************************** + * Tune Helper Functions + **********************************************************************/ +static const double RX_SIGN = +1.0; +static const double TX_SIGN = -1.0; + +static tune_result_t tune_xx_subdev_and_dsp( + const double xx_sign, + property_tree::sptr dsp_subtree, + property_tree::sptr rf_fe_subtree, + const tune_request_t &tune_request +){ + //------------------------------------------------------------------ + //-- calculate the LO offset, only used with automatic policy + //------------------------------------------------------------------ + double lo_offset = 0.0; + if (rf_fe_subtree->access<bool>("use_lo_offset").get()){ + //If the local oscillator will be in the passband, use an offset. + //But constrain the LO offset by the width of the filter bandwidth. + const double rate = dsp_subtree->access<double>("rate/value").get(); + const double bw = rf_fe_subtree->access<double>("bandwidth/value").get(); + if (bw > rate) lo_offset = std::min((bw - rate)/2, rate/2); + } + + //------------------------------------------------------------------ + //-- set the RF frequency depending upon the policy + //------------------------------------------------------------------ + double target_rf_freq = 0.0; + switch (tune_request.rf_freq_policy){ + case tune_request_t::POLICY_AUTO: + target_rf_freq = tune_request.target_freq + lo_offset; + rf_fe_subtree->access<double>("freq/value").set(target_rf_freq); + break; + + case tune_request_t::POLICY_MANUAL: + target_rf_freq = tune_request.rf_freq; + rf_fe_subtree->access<double>("freq/value").set(target_rf_freq); + break; + + case tune_request_t::POLICY_NONE: break; //does not set + } + const double actual_rf_freq = rf_fe_subtree->access<double>("freq/value").get(); + + //------------------------------------------------------------------ + //-- calculate the dsp freq, only used with automatic policy + //------------------------------------------------------------------ + double target_dsp_freq = actual_rf_freq - tune_request.target_freq; + + //invert the sign on the dsp freq for transmit + target_dsp_freq *= xx_sign; + + //------------------------------------------------------------------ + //-- set the dsp frequency depending upon the dsp frequency policy + //------------------------------------------------------------------ + switch (tune_request.dsp_freq_policy){ + case tune_request_t::POLICY_AUTO: + dsp_subtree->access<double>("freq/value").set(target_dsp_freq); + break; + + case tune_request_t::POLICY_MANUAL: + target_dsp_freq = tune_request.dsp_freq; + dsp_subtree->access<double>("freq/value").set(target_dsp_freq); + break; + + case tune_request_t::POLICY_NONE: break; //does not set + } + const double actual_dsp_freq = dsp_subtree->access<double>("freq/value").get(); + + //------------------------------------------------------------------ + //-- load and return the tune result + //------------------------------------------------------------------ + tune_result_t tune_result; + tune_result.target_rf_freq = target_rf_freq; + tune_result.actual_rf_freq = actual_rf_freq; + tune_result.target_dsp_freq = target_dsp_freq; + tune_result.actual_dsp_freq = actual_dsp_freq; + return tune_result; +} + +static double derive_freq_from_xx_subdev_and_dsp( + const double xx_sign, + property_tree::sptr dsp_subtree, + property_tree::sptr rf_fe_subtree +){ + //extract actual dsp and IF frequencies + const double actual_rf_freq = rf_fe_subtree->access<double>("freq/value").get(); + const double actual_dsp_freq = dsp_subtree->access<double>("freq/value").get(); + + //invert the sign on the dsp freq for transmit + return actual_rf_freq - actual_dsp_freq * xx_sign; +} + +/*********************************************************************** + * Multi USRP Implementation + **********************************************************************/ +class multi_usrp_impl : public multi_usrp{ +public: + multi_usrp_impl(const device_addr_t &addr){ + _dev = device::make(addr); + _tree = _dev->get_tree(); + } + + device::sptr get_device(void){ + return _dev; + } + + /******************************************************************* + * Mboard methods + ******************************************************************/ + void set_master_clock_rate(double rate, size_t mboard){ + if (mboard != ALL_MBOARDS){ + _tree->access<double>(mb_root(mboard) / "tick_rate").set(rate); + return; + } + for (size_t m = 0; m < get_num_mboards(); m++){ + set_master_clock_rate(rate, m); + } + } + + double get_master_clock_rate(size_t mboard){ + return _tree->access<double>(mb_root(mboard) / "tick_rate").get(); + } + + std::string get_pp_string(void){ + std::string buff = str(boost::format( + "%s USRP:\n" + " Device: %s\n" + ) + % ((get_num_mboards() > 1)? "Multi" : "Single") + % (_tree->access<std::string>("/name").get()) + ); + for (size_t m = 0; m < get_num_mboards(); m++){ + buff += str(boost::format( + " Mboard %d: %s\n" + ) % m + % (_tree->access<std::string>(mb_root(m) / "name").get()) + ); + } + + //----------- rx side of life ---------------------------------- + for (size_t m = 0, chan = 0; m < get_num_mboards(); m++){ + for (; chan < (m + 1)*get_rx_subdev_spec(m).size(); chan++){ + buff += str(boost::format( + " RX Channel: %u\n" + " RX DSP: %s\n" + " RX Dboard: %s\n" + " RX Subdev: %s\n" + ) % chan + % rx_dsp_root(chan).leaf() + % rx_rf_fe_root(chan).branch_path().branch_path().leaf() + % (_tree->access<std::string>(rx_rf_fe_root(chan) / "name").get()) + ); + } + } + + //----------- tx side of life ---------------------------------- + for (size_t m = 0, chan = 0; m < get_num_mboards(); m++){ + for (; chan < (m + 1)*get_tx_subdev_spec(m).size(); chan++){ + buff += str(boost::format( + " TX Channel: %u\n" + " TX DSP: %s\n" + " TX Dboard: %s\n" + " TX Subdev: %s\n" + ) % chan + % tx_dsp_root(chan).leaf() + % tx_rf_fe_root(chan).branch_path().branch_path().leaf() + % (_tree->access<std::string>(tx_rf_fe_root(chan) / "name").get()) + ); + } + } + + return buff; + } + + std::string get_mboard_name(size_t mboard){ + return _tree->access<std::string>(mb_root(mboard) / "name").get(); + } + + time_spec_t get_time_now(size_t mboard = 0){ + return _tree->access<time_spec_t>(mb_root(mboard) / "time/now").get(); + } + + time_spec_t get_time_last_pps(size_t mboard = 0){ + return _tree->access<time_spec_t>(mb_root(mboard) / "time/pps").get(); + } + + void set_time_now(const time_spec_t &time_spec, size_t mboard){ + if (mboard != ALL_MBOARDS){ + _tree->access<time_spec_t>(mb_root(mboard) / "time/now").set(time_spec); + return; + } + for (size_t m = 0; m < get_num_mboards(); m++){ + set_time_now(time_spec, m); + } + } + + void set_time_next_pps(const time_spec_t &time_spec, size_t mboard){ + if (mboard != ALL_MBOARDS){ + _tree->access<time_spec_t>(mb_root(mboard) / "time/pps").set(time_spec); + return; + } + for (size_t m = 0; m < get_num_mboards(); m++){ + set_time_next_pps(time_spec, m); + } + } + + void set_time_unknown_pps(const time_spec_t &time_spec){ + UHD_MSG(status) << " 1) catch time transition at pps edge" << std::endl; + time_spec_t time_start = get_time_now(); + time_spec_t time_start_last_pps = get_time_last_pps(); + while(true){ + if (get_time_last_pps() != time_start_last_pps) break; + if ((get_time_now() - time_start) > time_spec_t(1.1)){ + throw uhd::runtime_error( + "Board 0 may not be getting a PPS signal!\n" + "No PPS detected within the time interval.\n" + "See the application notes for your device.\n" + ); + } + } + + UHD_MSG(status) << " 2) set times next pps (synchronously)" << std::endl; + set_time_next_pps(time_spec, ALL_MBOARDS); + boost::this_thread::sleep(boost::posix_time::seconds(1)); + + //verify that the time registers are read to be within a few RTT + for (size_t m = 1; m < get_num_mboards(); m++){ + time_spec_t time_0 = this->get_time_now(0); + time_spec_t time_i = this->get_time_now(m); + if (time_i < time_0 or (time_i - time_0) > time_spec_t(0.01)){ //10 ms: greater than RTT but not too big + UHD_MSG(warning) << boost::format( + "Detected time deviation between board %d and board 0.\n" + "Board 0 time is %f seconds.\n" + "Board %d time is %f seconds.\n" + ) % m % time_0.get_real_secs() % m % time_i.get_real_secs(); + } + } + } + + bool get_time_synchronized(void){ + for (size_t m = 1; m < get_num_mboards(); m++){ + time_spec_t time_0 = this->get_time_now(0); + time_spec_t time_i = this->get_time_now(m); + if (time_i < time_0 or (time_i - time_0) > time_spec_t(0.01)) return false; + } + return true; + } + + void set_command_time(const time_spec_t &time_spec, size_t mboard){ + if (mboard != ALL_MBOARDS){ + if (not _tree->exists(mb_root(mboard) / "time/cmd")){ + throw uhd::not_implemented_error("timed command feature not implemented on this hardware"); + } + _tree->access<time_spec_t>(mb_root(mboard) / "time/cmd").set(time_spec); + return; + } + for (size_t m = 0; m < get_num_mboards(); m++){ + set_command_time(time_spec, m); + } + } + + void clear_command_time(size_t mboard){ + if (mboard != ALL_MBOARDS){ + _tree->access<time_spec_t>(mb_root(mboard) / "time/cmd").set(time_spec_t(0.0)); + return; + } + for (size_t m = 0; m < get_num_mboards(); m++){ + clear_command_time(m); + } + } + + void issue_stream_cmd(const stream_cmd_t &stream_cmd, size_t chan){ + if (chan != ALL_CHANS){ + _tree->access<stream_cmd_t>(rx_dsp_root(chan) / "stream_cmd").set(stream_cmd); + return; + } + for (size_t c = 0; c < get_rx_num_channels(); c++){ + issue_stream_cmd(stream_cmd, c); + } + } + + void set_clock_config(const clock_config_t &clock_config, size_t mboard){ + //set the reference source... + std::string clock_source; + switch(clock_config.ref_source){ + case clock_config_t::REF_INT: clock_source = "internal"; break; + case clock_config_t::PPS_SMA: clock_source = "external"; break; + case clock_config_t::PPS_MIMO: clock_source = "mimo"; break; + default: clock_source = "unknown"; + } + this->set_clock_source(clock_source, mboard); + + //set the time source + std::string time_source; + switch(clock_config.pps_source){ + case clock_config_t::PPS_INT: time_source = "internal"; break; + case clock_config_t::PPS_SMA: time_source = "external"; break; + case clock_config_t::PPS_MIMO: time_source = "mimo"; break; + default: time_source = "unknown"; + } + if (time_source == "external" and clock_config.pps_polarity == clock_config_t::PPS_NEG) time_source = "_external_"; + this->set_time_source(time_source, mboard); + } + + void set_time_source(const std::string &source, const size_t mboard){ + if (mboard != ALL_MBOARDS){ + _tree->access<std::string>(mb_root(mboard) / "time_source" / "value").set(source); + return; + } + for (size_t m = 0; m < get_num_mboards(); m++){ + this->set_time_source(source, m); + } + } + + std::string get_time_source(const size_t mboard){ + return _tree->access<std::string>(mb_root(mboard) / "time_source" / "value").get(); + } + + std::vector<std::string> get_time_sources(const size_t mboard){ + return _tree->access<std::vector<std::string> >(mb_root(mboard) / "time_source" / "options").get(); + } + + void set_clock_source(const std::string &source, const size_t mboard){ + if (mboard != ALL_MBOARDS){ + _tree->access<std::string>(mb_root(mboard) / "clock_source" / "value").set(source); + return; + } + for (size_t m = 0; m < get_num_mboards(); m++){ + this->set_clock_source(source, m); + } + } + + std::string get_clock_source(const size_t mboard){ + return _tree->access<std::string>(mb_root(mboard) / "clock_source" / "value").get(); + } + + std::vector<std::string> get_clock_sources(const size_t mboard){ + return _tree->access<std::vector<std::string> >(mb_root(mboard) / "clock_source" / "options").get(); + } + + size_t get_num_mboards(void){ + return _tree->list("/mboards").size(); + } + + sensor_value_t get_mboard_sensor(const std::string &name, size_t mboard){ + return _tree->access<sensor_value_t>(mb_root(mboard) / "sensors" / name).get(); + } + + std::vector<std::string> get_mboard_sensor_names(size_t mboard){ + return _tree->list(mb_root(mboard) / "sensors"); + } + + void set_user_register(const boost::uint8_t addr, const boost::uint32_t data, size_t mboard){ + if (mboard != ALL_MBOARDS){ + typedef std::pair<boost::uint8_t, boost::uint32_t> user_reg_t; + _tree->access<user_reg_t>(mb_root(mboard) / "user/regs").set(user_reg_t(addr, data)); + return; + } + for (size_t m = 0; m < get_num_mboards(); m++){ + set_user_register(addr, data, m); + } + } + + /******************************************************************* + * RX methods + ******************************************************************/ + void set_rx_subdev_spec(const subdev_spec_t &spec, size_t mboard){ + if (mboard != ALL_MBOARDS){ + _tree->access<subdev_spec_t>(mb_root(mboard) / "rx_subdev_spec").set(spec); + return; + } + for (size_t m = 0; m < get_num_mboards(); m++){ + set_rx_subdev_spec(spec, m); + } + } + + subdev_spec_t get_rx_subdev_spec(size_t mboard){ + return _tree->access<subdev_spec_t>(mb_root(mboard) / "rx_subdev_spec").get(); + } + + size_t get_rx_num_channels(void){ + size_t sum = 0; + for (size_t m = 0; m < get_num_mboards(); m++){ + sum += get_rx_subdev_spec(m).size(); + } + return sum; + } + + std::string get_rx_subdev_name(size_t chan){ + return _tree->access<std::string>(rx_rf_fe_root(chan) / "name").get(); + } + + void set_rx_rate(double rate, size_t chan){ + if (chan != ALL_CHANS){ + _tree->access<double>(rx_dsp_root(chan) / "rate" / "value").set(rate); + do_samp_rate_warning_message(rate, get_rx_rate(chan), "RX"); + return; + } + for (size_t c = 0; c < get_rx_num_channels(); c++){ + set_rx_rate(rate, c); + } + } + + double get_rx_rate(size_t chan){ + return _tree->access<double>(rx_dsp_root(chan) / "rate" / "value").get(); + } + + meta_range_t get_rx_rates(size_t chan){ + return _tree->access<meta_range_t>(rx_dsp_root(chan) / "rate" / "range").get(); + } + + tune_result_t set_rx_freq(const tune_request_t &tune_request, size_t chan){ + tune_result_t r = tune_xx_subdev_and_dsp(RX_SIGN, _tree->subtree(rx_dsp_root(chan)), _tree->subtree(rx_rf_fe_root(chan)), tune_request); + do_tune_freq_warning_message(tune_request, get_rx_freq(chan), "RX"); + return r; + } + + double get_rx_freq(size_t chan){ + return derive_freq_from_xx_subdev_and_dsp(RX_SIGN, _tree->subtree(rx_dsp_root(chan)), _tree->subtree(rx_rf_fe_root(chan))); + } + + freq_range_t get_rx_freq_range(size_t chan){ + return make_overall_tune_range( + _tree->access<meta_range_t>(rx_rf_fe_root(chan) / "freq" / "range").get(), + _tree->access<meta_range_t>(rx_dsp_root(chan) / "freq" / "range").get(), + this->get_rx_bandwidth(chan) + ); + } + + void set_rx_gain(double gain, const std::string &name, size_t chan){ + return rx_gain_group(chan)->set_value(gain, name); + } + + double get_rx_gain(const std::string &name, size_t chan){ + return rx_gain_group(chan)->get_value(name); + } + + gain_range_t get_rx_gain_range(const std::string &name, size_t chan){ + return rx_gain_group(chan)->get_range(name); + } + + std::vector<std::string> get_rx_gain_names(size_t chan){ + return rx_gain_group(chan)->get_names(); + } + + void set_rx_antenna(const std::string &ant, size_t chan){ + _tree->access<std::string>(rx_rf_fe_root(chan) / "antenna" / "value").set(ant); + } + + std::string get_rx_antenna(size_t chan){ + return _tree->access<std::string>(rx_rf_fe_root(chan) / "antenna" / "value").get(); + } + + std::vector<std::string> get_rx_antennas(size_t chan){ + return _tree->access<std::vector<std::string> >(rx_rf_fe_root(chan) / "antenna" / "options").get(); + } + + void set_rx_bandwidth(double bandwidth, size_t chan){ + _tree->access<double>(rx_rf_fe_root(chan) / "bandwidth" / "value").set(bandwidth); + } + + double get_rx_bandwidth(size_t chan){ + return _tree->access<double>(rx_rf_fe_root(chan) / "bandwidth" / "value").get(); + } + + meta_range_t get_rx_bandwidth_range(size_t chan){ + return _tree->access<meta_range_t>(rx_rf_fe_root(chan) / "bandwidth" / "range").get(); + } + + dboard_iface::sptr get_rx_dboard_iface(size_t chan){ + return _tree->access<dboard_iface::sptr>(rx_rf_fe_root(chan).branch_path().branch_path() / "iface").get(); + } + + sensor_value_t get_rx_sensor(const std::string &name, size_t chan){ + return _tree->access<sensor_value_t>(rx_rf_fe_root(chan) / "sensors" / name).get(); + } + + std::vector<std::string> get_rx_sensor_names(size_t chan){ + return _tree->list(rx_rf_fe_root(chan) / "sensors"); + } + + void set_rx_dc_offset(const bool enb, size_t chan){ + if (chan != ALL_CHANS){ + _tree->access<bool>(rx_fe_root(chan) / "dc_offset" / "enable").set(enb); + return; + } + for (size_t c = 0; c < get_rx_num_channels(); c++){ + this->set_rx_dc_offset(enb, c); + } + } + + void set_rx_dc_offset(const std::complex<double> &offset, size_t chan){ + if (chan != ALL_CHANS){ + _tree->access<std::complex<double> >(rx_fe_root(chan) / "dc_offset" / "value").set(offset); + return; + } + for (size_t c = 0; c < get_rx_num_channels(); c++){ + this->set_rx_dc_offset(offset, c); + } + } + + void set_rx_iq_balance(const std::complex<double> &offset, size_t chan){ + if (chan != ALL_CHANS){ + _tree->access<std::complex<double> >(rx_fe_root(chan) / "iq_balance" / "value").set(offset); + return; + } + for (size_t c = 0; c < get_rx_num_channels(); c++){ + this->set_rx_iq_balance(offset, c); + } + } + + /******************************************************************* + * TX methods + ******************************************************************/ + void set_tx_subdev_spec(const subdev_spec_t &spec, size_t mboard){ + if (mboard != ALL_MBOARDS){ + _tree->access<subdev_spec_t>(mb_root(mboard) / "tx_subdev_spec").set(spec); + return; + } + for (size_t m = 0; m < get_num_mboards(); m++){ + set_tx_subdev_spec(spec, m); + } + } + + subdev_spec_t get_tx_subdev_spec(size_t mboard){ + return _tree->access<subdev_spec_t>(mb_root(mboard) / "tx_subdev_spec").get(); + } + + std::string get_tx_subdev_name(size_t chan){ + return _tree->access<std::string>(tx_rf_fe_root(chan) / "name").get(); + } + + size_t get_tx_num_channels(void){ + size_t sum = 0; + for (size_t m = 0; m < get_num_mboards(); m++){ + sum += get_tx_subdev_spec(m).size(); + } + return sum; + } + + void set_tx_rate(double rate, size_t chan){ + if (chan != ALL_CHANS){ + _tree->access<double>(tx_dsp_root(chan) / "rate" / "value").set(rate); + do_samp_rate_warning_message(rate, get_tx_rate(chan), "TX"); + return; + } + for (size_t c = 0; c < get_tx_num_channels(); c++){ + set_tx_rate(rate, c); + } + } + + double get_tx_rate(size_t chan){ + return _tree->access<double>(tx_dsp_root(chan) / "rate" / "value").get(); + } + + meta_range_t get_tx_rates(size_t chan){ + return _tree->access<meta_range_t>(tx_dsp_root(chan) / "rate" / "range").get(); + } + + tune_result_t set_tx_freq(const tune_request_t &tune_request, size_t chan){ + tune_result_t r = tune_xx_subdev_and_dsp(TX_SIGN, _tree->subtree(tx_dsp_root(chan)), _tree->subtree(tx_rf_fe_root(chan)), tune_request); + do_tune_freq_warning_message(tune_request, get_tx_freq(chan), "TX"); + return r; + } + + double get_tx_freq(size_t chan){ + return derive_freq_from_xx_subdev_and_dsp(TX_SIGN, _tree->subtree(tx_dsp_root(chan)), _tree->subtree(tx_rf_fe_root(chan))); + } + + freq_range_t get_tx_freq_range(size_t chan){ + return make_overall_tune_range( + _tree->access<meta_range_t>(tx_rf_fe_root(chan) / "freq" / "range").get(), + _tree->access<meta_range_t>(tx_dsp_root(chan) / "freq" / "range").get(), + this->get_tx_bandwidth(chan) + ); + } + + void set_tx_gain(double gain, const std::string &name, size_t chan){ + return tx_gain_group(chan)->set_value(gain, name); + } + + double get_tx_gain(const std::string &name, size_t chan){ + return tx_gain_group(chan)->get_value(name); + } + + gain_range_t get_tx_gain_range(const std::string &name, size_t chan){ + return tx_gain_group(chan)->get_range(name); + } + + std::vector<std::string> get_tx_gain_names(size_t chan){ + return tx_gain_group(chan)->get_names(); + } + + void set_tx_antenna(const std::string &ant, size_t chan){ + _tree->access<std::string>(tx_rf_fe_root(chan) / "antenna" / "value").set(ant); + } + + std::string get_tx_antenna(size_t chan){ + return _tree->access<std::string>(tx_rf_fe_root(chan) / "antenna" / "value").get(); + } + + std::vector<std::string> get_tx_antennas(size_t chan){ + return _tree->access<std::vector<std::string> >(tx_rf_fe_root(chan) / "antenna" / "options").get(); + } + + void set_tx_bandwidth(double bandwidth, size_t chan){ + _tree->access<double>(tx_rf_fe_root(chan) / "bandwidth" / "value").set(bandwidth); + } + + double get_tx_bandwidth(size_t chan){ + return _tree->access<double>(tx_rf_fe_root(chan) / "bandwidth" / "value").get(); + } + + meta_range_t get_tx_bandwidth_range(size_t chan){ + return _tree->access<meta_range_t>(tx_rf_fe_root(chan) / "bandwidth" / "range").get(); + } + + dboard_iface::sptr get_tx_dboard_iface(size_t chan){ + return _tree->access<dboard_iface::sptr>(tx_rf_fe_root(chan).branch_path().branch_path() / "iface").get(); + } + + sensor_value_t get_tx_sensor(const std::string &name, size_t chan){ + return _tree->access<sensor_value_t>(tx_rf_fe_root(chan) / "sensors" / name).get(); + } + + std::vector<std::string> get_tx_sensor_names(size_t chan){ + return _tree->list(tx_rf_fe_root(chan) / "sensors"); + } + + void set_tx_dc_offset(const std::complex<double> &offset, size_t chan){ + if (chan != ALL_CHANS){ + _tree->access<std::complex<double> >(tx_fe_root(chan) / "dc_offset" / "value").set(offset); + return; + } + for (size_t c = 0; c < get_tx_num_channels(); c++){ + this->set_tx_dc_offset(offset, c); + } + } + + void set_tx_iq_balance(const std::complex<double> &offset, size_t chan){ + if (chan != ALL_CHANS){ + _tree->access<std::complex<double> >(tx_fe_root(chan) / "iq_balance" / "value").set(offset); + return; + } + for (size_t c = 0; c < get_tx_num_channels(); c++){ + this->set_tx_iq_balance(offset, c); + } + } + +private: + device::sptr _dev; + property_tree::sptr _tree; + + struct mboard_chan_pair{ + size_t mboard, chan; + mboard_chan_pair(void): mboard(0), chan(0){} + }; + + mboard_chan_pair rx_chan_to_mcp(size_t chan){ + mboard_chan_pair mcp; + mcp.chan = chan; + for (mcp.mboard = 0; mcp.mboard < get_num_mboards(); mcp.mboard++){ + size_t sss = get_rx_subdev_spec(mcp.mboard).size(); + if (mcp.chan < sss) break; + mcp.chan -= sss; + } + return mcp; + } + + mboard_chan_pair tx_chan_to_mcp(size_t chan){ + mboard_chan_pair mcp; + mcp.chan = chan; + for (mcp.mboard = 0; mcp.mboard < get_num_mboards(); mcp.mboard++){ + size_t sss = get_tx_subdev_spec(mcp.mboard).size(); + if (mcp.chan < sss) break; + mcp.chan -= sss; + } + return mcp; + } + + fs_path mb_root(const size_t mboard){ + const std::string name = _tree->list("/mboards").at(mboard); + return "/mboards/" + name; + } + + fs_path rx_dsp_root(const size_t chan){ + mboard_chan_pair mcp = rx_chan_to_mcp(chan); + const std::string name = _tree->list(mb_root(mcp.mboard) / "rx_dsps").at(mcp.chan); + return mb_root(mcp.mboard) / "rx_dsps" / name; + } + + fs_path tx_dsp_root(const size_t chan){ + mboard_chan_pair mcp = tx_chan_to_mcp(chan); + const std::string name = _tree->list(mb_root(mcp.mboard) / "tx_dsps").at(mcp.chan); + return mb_root(mcp.mboard) / "tx_dsps" / name; + } + + fs_path rx_fe_root(const size_t chan){ + mboard_chan_pair mcp = rx_chan_to_mcp(chan); + const subdev_spec_pair_t spec = get_rx_subdev_spec(mcp.mboard).at(mcp.chan); + return mb_root(mcp.mboard) / "rx_frontends" / spec.db_name; + } + + fs_path tx_fe_root(const size_t chan){ + mboard_chan_pair mcp = tx_chan_to_mcp(chan); + const subdev_spec_pair_t spec = get_tx_subdev_spec(mcp.mboard).at(mcp.chan); + return mb_root(mcp.mboard) / "tx_frontends" / spec.db_name; + } + + fs_path rx_rf_fe_root(const size_t chan){ + mboard_chan_pair mcp = rx_chan_to_mcp(chan); + const subdev_spec_pair_t spec = get_rx_subdev_spec(mcp.mboard).at(mcp.chan); + return mb_root(mcp.mboard) / "dboards" / spec.db_name / "rx_frontends" / spec.sd_name; + } + + fs_path tx_rf_fe_root(const size_t chan){ + mboard_chan_pair mcp = tx_chan_to_mcp(chan); + const subdev_spec_pair_t spec = get_tx_subdev_spec(mcp.mboard).at(mcp.chan); + return mb_root(mcp.mboard) / "dboards" / spec.db_name / "tx_frontends" / spec.sd_name; + } + + gain_group::sptr rx_gain_group(size_t chan){ + mboard_chan_pair mcp = rx_chan_to_mcp(chan); + const subdev_spec_pair_t spec = get_rx_subdev_spec(mcp.mboard).at(mcp.chan); + gain_group::sptr gg = gain_group::make(); + BOOST_FOREACH(const std::string &name, _tree->list(mb_root(mcp.mboard) / "rx_codecs" / spec.db_name / "gains")){ + gg->register_fcns("ADC-"+name, make_gain_fcns_from_subtree(_tree->subtree(mb_root(mcp.mboard) / "rx_codecs" / spec.db_name / "gains" / name)), 0 /* low prio */); + } + BOOST_FOREACH(const std::string &name, _tree->list(rx_rf_fe_root(chan) / "gains")){ + gg->register_fcns(name, make_gain_fcns_from_subtree(_tree->subtree(rx_rf_fe_root(chan) / "gains" / name)), 1 /* high prio */); + } + return gg; + } + + gain_group::sptr tx_gain_group(size_t chan){ + mboard_chan_pair mcp = tx_chan_to_mcp(chan); + const subdev_spec_pair_t spec = get_tx_subdev_spec(mcp.mboard).at(mcp.chan); + gain_group::sptr gg = gain_group::make(); + BOOST_FOREACH(const std::string &name, _tree->list(mb_root(mcp.mboard) / "tx_codecs" / spec.db_name / "gains")){ + gg->register_fcns("ADC-"+name, make_gain_fcns_from_subtree(_tree->subtree(mb_root(mcp.mboard) / "tx_codecs" / spec.db_name / "gains" / name)), 1 /* high prio */); + } + BOOST_FOREACH(const std::string &name, _tree->list(tx_rf_fe_root(chan) / "gains")){ + gg->register_fcns(name, make_gain_fcns_from_subtree(_tree->subtree(tx_rf_fe_root(chan) / "gains" / name)), 0 /* low prio */); + } + return gg; + } +}; + +/*********************************************************************** + * The Make Function + **********************************************************************/ +multi_usrp::sptr multi_usrp::make(const device_addr_t &dev_addr){ + return sptr(new multi_usrp_impl(dev_addr)); +} diff --git a/host/lib/usrp/subdev_spec.cpp b/host/lib/usrp/subdev_spec.cpp new file mode 100644 index 000000000..6912afec8 --- /dev/null +++ b/host/lib/usrp/subdev_spec.cpp @@ -0,0 +1,80 @@ +// +// Copyright 2010-2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include <uhd/usrp/subdev_spec.hpp> +#include <uhd/exception.hpp> +#include <boost/algorithm/string.hpp> //for split +#include <boost/tokenizer.hpp> +#include <boost/format.hpp> +#include <boost/foreach.hpp> +#include <sstream> +#include <vector> + +using namespace uhd; +using namespace uhd::usrp; + +#define pair_tokenizer(inp) \ + boost::tokenizer<boost::char_separator<char> > \ + (inp, boost::char_separator<char>(" ")) + +subdev_spec_pair_t::subdev_spec_pair_t( + const std::string &db_name, const std::string &sd_name +): + db_name(db_name), + sd_name(sd_name) +{ + /* NOP */ +} + +bool usrp::operator==(const subdev_spec_pair_t &lhs, const subdev_spec_pair_t &rhs){ + return (lhs.db_name == rhs.db_name) and (lhs.sd_name == rhs.sd_name); +} + +subdev_spec_t::subdev_spec_t(const std::string &markup){ + BOOST_FOREACH(const std::string &pair, pair_tokenizer(markup)){ + if (pair.empty()) continue; + std::vector<std::string> db_sd; boost::split(db_sd, pair, boost::is_any_of(":")); + switch(db_sd.size()){ + case 1: this->push_back(subdev_spec_pair_t("", db_sd.front())); break; + case 2: this->push_back(subdev_spec_pair_t(db_sd.front(), db_sd.back())); break; + default: throw uhd::value_error("invalid subdev-spec markup string: "+markup); + } + } +} + +std::string subdev_spec_t::to_pp_string(void) const{ + if (this->size() == 0) return "Empty Subdevice Specification"; + + std::stringstream ss; + size_t count = 0; + ss << "Subdevice Specification:" << std::endl; + BOOST_FOREACH(const subdev_spec_pair_t &pair, *this){ + ss << boost::format( + " Channel %d: Daughterboard %s, Subdevice %s" + ) % (count++) % pair.db_name % pair.sd_name << std::endl; + } + return ss.str(); +} + +std::string subdev_spec_t::to_string(void) const{ + std::string markup; + size_t count = 0; + BOOST_FOREACH(const subdev_spec_pair_t &pair, *this){ + markup += ((count++)? " " : "") + pair.db_name + ":" + pair.sd_name; + } + return markup; +} diff --git a/host/lib/usrp/usrp1/CMakeLists.txt b/host/lib/usrp/usrp1/CMakeLists.txt new file mode 100644 index 000000000..70bebe502 --- /dev/null +++ b/host/lib/usrp/usrp1/CMakeLists.txt @@ -0,0 +1,36 @@ +# +# Copyright 2010-2011 Ettus Research LLC +# +# This program is free software: you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation, either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. +# + +######################################################################## +# This file included, use CMake directory variables +######################################################################## + +######################################################################## +# Conditionally configure the USRP1 support +######################################################################## +LIBUHD_REGISTER_COMPONENT("USRP1" ENABLE_USRP1 ON "ENABLE_LIBUHD;ENABLE_USB" OFF) + +IF(ENABLE_USRP1) + LIBUHD_APPEND_SOURCES( + ${CMAKE_CURRENT_SOURCE_DIR}/codec_ctrl.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/dboard_iface.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/io_impl.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/soft_time_ctrl.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/usrp1_iface.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/usrp1_impl.cpp + ) +ENDIF(ENABLE_USRP1) diff --git a/host/lib/usrp/usrp1/codec_ctrl.cpp b/host/lib/usrp/usrp1/codec_ctrl.cpp new file mode 100644 index 000000000..c82569ea3 --- /dev/null +++ b/host/lib/usrp/usrp1/codec_ctrl.cpp @@ -0,0 +1,419 @@ +// +// Copyright 2010-2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include "codec_ctrl.hpp" +#include "ad9862_regs.hpp" +#include <uhd/utils/log.hpp> +#include <uhd/utils/safe_call.hpp> +#include <uhd/types/dict.hpp> +#include <uhd/exception.hpp> +#include <uhd/utils/algorithm.hpp> +#include <uhd/utils/byteswap.hpp> +#include <boost/cstdint.hpp> +#include <boost/format.hpp> +#include <boost/tuple/tuple.hpp> +#include <boost/math/special_functions/round.hpp> +#include <boost/assign/list_of.hpp> +#include <iomanip> + +using namespace uhd; + +const gain_range_t usrp1_codec_ctrl::tx_pga_gain_range(-20, 0, double(0.1)); +const gain_range_t usrp1_codec_ctrl::rx_pga_gain_range(0, 20, 1); + +/*********************************************************************** + * Codec Control Implementation + **********************************************************************/ +class usrp1_codec_ctrl_impl : public usrp1_codec_ctrl { +public: + //structors + usrp1_codec_ctrl_impl(spi_iface::sptr iface, int spi_slave); + ~usrp1_codec_ctrl_impl(void); + + //aux adc and dac control + double read_aux_adc(aux_adc_t which); + void write_aux_dac(aux_dac_t which, double volts); + + //duc control + void set_duc_freq(double freq, double); + void enable_tx_digital(bool enb); + + //pga gain control + void set_tx_pga_gain(double); + double get_tx_pga_gain(void); + void set_rx_pga_gain(double, char); + double get_rx_pga_gain(char); + + //rx adc buffer control + void bypass_adc_buffers(bool bypass); + +private: + spi_iface::sptr _iface; + int _spi_slave; + ad9862_regs_t _ad9862_regs; + void send_reg(boost::uint8_t addr); + void recv_reg(boost::uint8_t addr); + + double coarse_tune(double codec_rate, double freq); + double fine_tune(double codec_rate, double freq); +}; + +/*********************************************************************** + * Codec Control Structors + **********************************************************************/ +usrp1_codec_ctrl_impl::usrp1_codec_ctrl_impl(spi_iface::sptr iface, int spi_slave){ + _iface = iface; + _spi_slave = spi_slave; + + //soft reset + _ad9862_regs.soft_reset = 1; + this->send_reg(0); + + //initialize the codec register settings + _ad9862_regs.sdio_bidir = ad9862_regs_t::SDIO_BIDIR_SDIO_SDO; + _ad9862_regs.lsb_first = ad9862_regs_t::LSB_FIRST_MSB; + _ad9862_regs.soft_reset = 0; + + //setup rx side of codec + _ad9862_regs.byp_buffer_a = 1; + _ad9862_regs.byp_buffer_b = 1; + _ad9862_regs.buffer_a_pd = 1; + _ad9862_regs.buffer_b_pd = 1; + _ad9862_regs.rx_pga_a = 0; + _ad9862_regs.rx_pga_b = 0; + _ad9862_regs.rx_twos_comp = 1; + _ad9862_regs.rx_hilbert = ad9862_regs_t::RX_HILBERT_DIS; + + //setup tx side of codec + _ad9862_regs.two_data_paths = ad9862_regs_t::TWO_DATA_PATHS_BOTH; + _ad9862_regs.interleaved = ad9862_regs_t::INTERLEAVED_INTERLEAVED; + _ad9862_regs.tx_pga_gain = 199; + _ad9862_regs.tx_hilbert = ad9862_regs_t::TX_HILBERT_DIS; + _ad9862_regs.interp = ad9862_regs_t::INTERP_4; + _ad9862_regs.tx_twos_comp = 1; + _ad9862_regs.fine_mode = ad9862_regs_t::FINE_MODE_NCO; + _ad9862_regs.coarse_mod = ad9862_regs_t::COARSE_MOD_BYPASS; + _ad9862_regs.dac_a_coarse_gain = 0x3; + _ad9862_regs.dac_b_coarse_gain = 0x3; + + //setup the dll + _ad9862_regs.input_clk_ctrl = ad9862_regs_t::INPUT_CLK_CTRL_EXTERNAL; + _ad9862_regs.dll_mult = ad9862_regs_t::DLL_MULT_2; + _ad9862_regs.dll_mode = ad9862_regs_t::DLL_MODE_FAST; + + //setup clockout + _ad9862_regs.clkout2_div_factor = ad9862_regs_t::CLKOUT2_DIV_FACTOR_2; + + //write the register settings to the codec + for (boost::uint8_t addr = 0; addr <= 25; addr++) { + this->send_reg(addr); + } + + //always start conversions for aux ADC + _ad9862_regs.start_a = 1; + _ad9862_regs.start_b = 1; + + //aux adc clock + _ad9862_regs.clk_4 = ad9862_regs_t::CLK_4_1_4; + this->send_reg(34); +} + +usrp1_codec_ctrl_impl::~usrp1_codec_ctrl_impl(void){UHD_SAFE_CALL( + //set aux dacs to zero + this->write_aux_dac(AUX_DAC_A, 0); + this->write_aux_dac(AUX_DAC_B, 0); + this->write_aux_dac(AUX_DAC_C, 0); + this->write_aux_dac(AUX_DAC_D, 0); + + //power down + _ad9862_regs.all_rx_pd = 1; + this->send_reg(1); + _ad9862_regs.tx_digital_pd = 1; + _ad9862_regs.tx_analog_pd = ad9862_regs_t::TX_ANALOG_PD_BOTH; + this->send_reg(8); +)} + +/*********************************************************************** + * Codec Control Gain Control Methods + **********************************************************************/ +static const int mtpgw = 255; //maximum tx pga gain word + +void usrp1_codec_ctrl_impl::set_tx_pga_gain(double gain){ + int gain_word = int(mtpgw*(gain - tx_pga_gain_range.start())/(tx_pga_gain_range.stop() - tx_pga_gain_range.start())); + _ad9862_regs.tx_pga_gain = uhd::clip(gain_word, 0, mtpgw); + this->send_reg(16); +} + +double usrp1_codec_ctrl_impl::get_tx_pga_gain(void){ + return (_ad9862_regs.tx_pga_gain*(tx_pga_gain_range.stop() - tx_pga_gain_range.start())/mtpgw) + tx_pga_gain_range.start(); +} + +static const int mrpgw = 0x14; //maximum rx pga gain word + +void usrp1_codec_ctrl_impl::set_rx_pga_gain(double gain, char which){ + int gain_word = int(mrpgw*(gain - rx_pga_gain_range.start())/(rx_pga_gain_range.stop() - rx_pga_gain_range.start())); + gain_word = uhd::clip(gain_word, 0, mrpgw); + switch(which){ + case 'A': + _ad9862_regs.rx_pga_a = gain_word; + this->send_reg(2); + return; + case 'B': + _ad9862_regs.rx_pga_b = gain_word; + this->send_reg(3); + return; + default: UHD_THROW_INVALID_CODE_PATH(); + } +} + +double usrp1_codec_ctrl_impl::get_rx_pga_gain(char which){ + int gain_word; + switch(which){ + case 'A': gain_word = _ad9862_regs.rx_pga_a; break; + case 'B': gain_word = _ad9862_regs.rx_pga_b; break; + default: UHD_THROW_INVALID_CODE_PATH(); + } + return (gain_word*(rx_pga_gain_range.stop() - rx_pga_gain_range.start())/mrpgw) + rx_pga_gain_range.start(); +} + +/*********************************************************************** + * Codec Control AUX ADC Methods + **********************************************************************/ +static double aux_adc_to_volts(boost::uint8_t high, boost::uint8_t low) +{ + return double(((boost::uint16_t(high) << 2) | low)*3.3)/0x3ff; +} + +double usrp1_codec_ctrl_impl::read_aux_adc(aux_adc_t which){ + switch(which){ + case AUX_ADC_A1: + _ad9862_regs.select_a = ad9862_regs_t::SELECT_A_AUX_ADC1; + this->send_reg(34); //start conversion and select mux + this->recv_reg(28); //read the value (2 bytes, 2 reads) + this->recv_reg(29); + return aux_adc_to_volts(_ad9862_regs.aux_adc_a1_9_2, _ad9862_regs.aux_adc_a1_1_0); + + case AUX_ADC_A2: + _ad9862_regs.select_a = ad9862_regs_t::SELECT_A_AUX_ADC2; + this->send_reg(34); //start conversion and select mux + this->recv_reg(26); //read the value (2 bytes, 2 reads) + this->recv_reg(27); + return aux_adc_to_volts(_ad9862_regs.aux_adc_a2_9_2, _ad9862_regs.aux_adc_a2_1_0); + + case AUX_ADC_B1: + _ad9862_regs.select_b = ad9862_regs_t::SELECT_B_AUX_ADC1; + this->send_reg(34); //start conversion and select mux + this->recv_reg(32); //read the value (2 bytes, 2 reads) + this->recv_reg(33); + return aux_adc_to_volts(_ad9862_regs.aux_adc_b1_9_2, _ad9862_regs.aux_adc_b1_1_0); + + case AUX_ADC_B2: + _ad9862_regs.select_b = ad9862_regs_t::SELECT_B_AUX_ADC2; + this->send_reg(34); //start conversion and select mux + this->recv_reg(30); //read the value (2 bytes, 2 reads) + this->recv_reg(31); + return aux_adc_to_volts(_ad9862_regs.aux_adc_b2_9_2, _ad9862_regs.aux_adc_b2_1_0); + } + UHD_THROW_INVALID_CODE_PATH(); +} + +/*********************************************************************** + * Codec Control AUX DAC Methods + **********************************************************************/ +void usrp1_codec_ctrl_impl::write_aux_dac(aux_dac_t which, double volts) +{ + //special case for aux dac d (aka sigma delta word) + if (which == AUX_DAC_D) { + boost::uint16_t dac_word = uhd::clip(boost::math::iround(volts*0xfff/3.3), 0, 0xfff); + _ad9862_regs.sig_delt_11_4 = boost::uint8_t(dac_word >> 4); + _ad9862_regs.sig_delt_3_0 = boost::uint8_t(dac_word & 0xf); + this->send_reg(42); + this->send_reg(43); + return; + } + + //calculate the dac word for aux dac a, b, c + boost::uint8_t dac_word = uhd::clip(boost::math::iround(volts*0xff/3.3), 0, 0xff); + + //setup a lookup table for the aux dac params (reg ref, reg addr) + typedef boost::tuple<boost::uint8_t*, boost::uint8_t> dac_params_t; + uhd::dict<aux_dac_t, dac_params_t> aux_dac_to_params = boost::assign::map_list_of + (AUX_DAC_A, dac_params_t(&_ad9862_regs.aux_dac_a, 36)) + (AUX_DAC_B, dac_params_t(&_ad9862_regs.aux_dac_b, 37)) + (AUX_DAC_C, dac_params_t(&_ad9862_regs.aux_dac_c, 38)) + ; + + //set the aux dac register + UHD_ASSERT_THROW(aux_dac_to_params.has_key(which)); + boost::uint8_t *reg_ref, reg_addr; + boost::tie(reg_ref, reg_addr) = aux_dac_to_params[which]; + *reg_ref = dac_word; + this->send_reg(reg_addr); +} + +/*********************************************************************** + * Codec Control SPI Methods + **********************************************************************/ +void usrp1_codec_ctrl_impl::send_reg(boost::uint8_t addr) +{ + boost::uint32_t reg = _ad9862_regs.get_write_reg(addr); + + UHD_LOGV(often) + << "codec control write reg: 0x" + << std::setw(8) << std::hex << reg << std::endl + ; + _iface->write_spi(_spi_slave, + spi_config_t::EDGE_RISE, reg, 16); +} + +void usrp1_codec_ctrl_impl::recv_reg(boost::uint8_t addr) +{ + boost::uint32_t reg = _ad9862_regs.get_read_reg(addr); + + UHD_LOGV(often) + << "codec control read reg: 0x" + << std::setw(8) << std::hex << reg << std::endl + ; + + boost::uint32_t ret = _iface->read_spi(_spi_slave, + spi_config_t::EDGE_RISE, reg, 16); + + UHD_LOGV(often) + << "codec control read ret: 0x" + << std::setw(8) << std::hex << ret << std::endl + ; + + _ad9862_regs.set_reg(addr, boost::uint16_t(ret)); +} + +/*********************************************************************** + * DUC tuning + **********************************************************************/ +double usrp1_codec_ctrl_impl::coarse_tune(double codec_rate, double freq) +{ + double coarse_freq; + + double coarse_freq_1 = codec_rate / 8; + double coarse_freq_2 = codec_rate / 4; + double coarse_limit_1 = coarse_freq_1 / 2; + double coarse_limit_2 = (coarse_freq_1 + coarse_freq_2) / 2; + double max_freq = coarse_freq_2 + .09375 * codec_rate; + + if (freq < -max_freq) { + return false; + } + else if (freq < -coarse_limit_2) { + _ad9862_regs.neg_coarse_tune = ad9862_regs_t::NEG_COARSE_TUNE_NEG_SHIFT; + _ad9862_regs.coarse_mod = ad9862_regs_t::COARSE_MOD_FDAC_4; + coarse_freq = -coarse_freq_2; + } + else if (freq < -coarse_limit_1) { + _ad9862_regs.neg_coarse_tune = ad9862_regs_t::NEG_COARSE_TUNE_NEG_SHIFT; + _ad9862_regs.coarse_mod = ad9862_regs_t::COARSE_MOD_FDAC_8; + coarse_freq = -coarse_freq_1; + } + else if (freq < coarse_limit_1) { + _ad9862_regs.coarse_mod = ad9862_regs_t::COARSE_MOD_BYPASS; + coarse_freq = 0; + } + else if (freq < coarse_limit_2) { + _ad9862_regs.neg_coarse_tune = ad9862_regs_t::NEG_COARSE_TUNE_POS_SHIFT; + _ad9862_regs.coarse_mod = ad9862_regs_t::COARSE_MOD_FDAC_8; + coarse_freq = coarse_freq_1; + } + else if (freq <= max_freq) { + _ad9862_regs.neg_coarse_tune = ad9862_regs_t::NEG_COARSE_TUNE_POS_SHIFT; + _ad9862_regs.coarse_mod = ad9862_regs_t::COARSE_MOD_FDAC_4; + coarse_freq = coarse_freq_2; + } + else { + return 0; + } + + return coarse_freq; +} + +double usrp1_codec_ctrl_impl::fine_tune(double codec_rate, double target_freq) +{ + static const double scale_factor = std::pow(2.0, 24); + + boost::uint32_t freq_word = boost::uint32_t( + boost::math::round(abs((target_freq / codec_rate) * scale_factor))); + + double actual_freq = freq_word * codec_rate / scale_factor; + + if (target_freq < 0) { + _ad9862_regs.neg_fine_tune = ad9862_regs_t::NEG_FINE_TUNE_NEG_SHIFT; + actual_freq = -actual_freq; + } + else { + _ad9862_regs.neg_fine_tune = ad9862_regs_t::NEG_FINE_TUNE_POS_SHIFT; + } + + _ad9862_regs.fine_mode = ad9862_regs_t::FINE_MODE_NCO; + _ad9862_regs.ftw_23_16 = (freq_word >> 16) & 0xff; + _ad9862_regs.ftw_15_8 = (freq_word >> 8) & 0xff; + _ad9862_regs.ftw_7_0 = (freq_word >> 0) & 0xff; + + return actual_freq; +} + +void usrp1_codec_ctrl_impl::set_duc_freq(double freq, double rate) +{ + double codec_rate = rate * 2; + double coarse_freq = coarse_tune(codec_rate, freq); + double fine_freq = fine_tune(codec_rate / 4, freq - coarse_freq); + + UHD_LOG + << "ad9862 tuning result:" << std::endl + << " requested: " << freq << std::endl + << " actual: " << coarse_freq + fine_freq << std::endl + << " coarse freq: " << coarse_freq << std::endl + << " fine freq: " << fine_freq << std::endl + << " codec rate: " << codec_rate << std::endl + ; + + this->send_reg(20); + this->send_reg(21); + this->send_reg(22); + this->send_reg(23); +} + +void usrp1_codec_ctrl_impl::enable_tx_digital(bool enb){ + _ad9862_regs.tx_digital_pd = (enb)? 0 : 1; + this->send_reg(8); +} + +/*********************************************************************** + * Codec Control ADC buffer bypass + * Disable this for AC-coupled daughterboards (TVRX) + * By default it is initialized TRUE. + **********************************************************************/ +void usrp1_codec_ctrl_impl::bypass_adc_buffers(bool bypass) { + _ad9862_regs.byp_buffer_a = bypass; + _ad9862_regs.byp_buffer_b = bypass; + this->send_reg(2); +} + +/*********************************************************************** + * Codec Control Make + **********************************************************************/ +usrp1_codec_ctrl::sptr usrp1_codec_ctrl::make(spi_iface::sptr iface, + int spi_slave) +{ + return sptr(new usrp1_codec_ctrl_impl(iface, spi_slave)); +} diff --git a/host/lib/usrp/usrp1/codec_ctrl.hpp b/host/lib/usrp/usrp1/codec_ctrl.hpp new file mode 100644 index 000000000..70f4e0b61 --- /dev/null +++ b/host/lib/usrp/usrp1/codec_ctrl.hpp @@ -0,0 +1,99 @@ +// +// Copyright 2010-2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#ifndef INCLUDED_USRP1_CODEC_CTRL_HPP +#define INCLUDED_USRP1_CODEC_CTRL_HPP + +#include <uhd/types/serial.hpp> +#include <uhd/types/ranges.hpp> +#include <boost/shared_ptr.hpp> +#include <boost/utility.hpp> + +/*! + * The usrp1 codec control: + * - Init/power down codec. + * - Read aux adc, write aux dac. + */ +class usrp1_codec_ctrl : boost::noncopyable{ +public: + typedef boost::shared_ptr<usrp1_codec_ctrl> sptr; + + static const uhd::gain_range_t tx_pga_gain_range; + static const uhd::gain_range_t rx_pga_gain_range; + + /*! + * Make a new clock control object. + * \param iface the spi iface object + * \param spi_slave which spi device + */ + static sptr make(uhd::spi_iface::sptr iface, int spi_slave); + + //! aux adc identifier constants + enum aux_adc_t{ + AUX_ADC_A2 = 0xA2, + AUX_ADC_A1 = 0xA1, + AUX_ADC_B2 = 0xB2, + AUX_ADC_B1 = 0xB1 + }; + + /*! + * Read an auxiliary adc: + * The internals remember which aux adc was read last. + * Therefore, the aux adc switch is only changed as needed. + * \param which which of the 4 adcs + * \return a value in volts + */ + virtual double read_aux_adc(aux_adc_t which) = 0; + + //! aux dac identifier constants + enum aux_dac_t{ + AUX_DAC_A = 0xA, + AUX_DAC_B = 0xB, + AUX_DAC_C = 0xC, + AUX_DAC_D = 0xD + }; + + /*! + * Write an auxiliary dac. + * \param which which of the 4 dacs + * \param volts the level in in volts + */ + virtual void write_aux_dac(aux_dac_t which, double volts) = 0; + + //! Set the TX PGA gain + virtual void set_tx_pga_gain(double gain) = 0; + + //! Get the TX PGA gain + virtual double get_tx_pga_gain(void) = 0; + + //! Set the RX PGA gain ('A' or 'B') + virtual void set_rx_pga_gain(double gain, char which) = 0; + + //! Get the RX PGA gain ('A' or 'B') + virtual double get_rx_pga_gain(char which) = 0; + + //! Set the TX modulator frequency + virtual void set_duc_freq(double freq, double rate) = 0; + + //! Enable or disable the digital part of the DAC + virtual void enable_tx_digital(bool enb) = 0; + + //! Enable or disable ADC buffer bypass + virtual void bypass_adc_buffers(bool bypass) = 0; +}; + +#endif /* INCLUDED_USRP1_CODEC_CTRL_HPP */ diff --git a/host/lib/usrp/usrp1/dboard_iface.cpp b/host/lib/usrp/usrp1/dboard_iface.cpp new file mode 100644 index 000000000..34bbe1893 --- /dev/null +++ b/host/lib/usrp/usrp1/dboard_iface.cpp @@ -0,0 +1,397 @@ +// +// Copyright 2010-2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include "usrp1_iface.hpp" +#include "usrp1_impl.hpp" +#include "fpga_regs_common.h" +#include "usrp_spi_defs.h" +#include "fpga_regs_standard.h" +#include "codec_ctrl.hpp" +#include <uhd/usrp/dboard_iface.hpp> +#include <uhd/types/dict.hpp> +#include <uhd/utils/assert_has.hpp> +#include <boost/assign/list_of.hpp> +#include <iostream> + +using namespace uhd; +using namespace uhd::usrp; +using namespace boost::assign; + +static const dboard_id_t tvrx_id(0x0040); + +class usrp1_dboard_iface : public dboard_iface { +public: + + usrp1_dboard_iface(usrp1_iface::sptr iface, + usrp1_codec_ctrl::sptr codec, + usrp1_impl::dboard_slot_t dboard_slot, + const double &master_clock_rate, + const dboard_id_t &rx_dboard_id + ): + _dboard_slot(dboard_slot), + _master_clock_rate(master_clock_rate), + _rx_dboard_id(rx_dboard_id) + { + _iface = iface; + _codec = codec; + + _dbsrx_classic_div = 1; + + //yes this is evil but it's necessary for TVRX to work on USRP1 + if(_rx_dboard_id == tvrx_id) _codec->bypass_adc_buffers(false); + //else _codec->bypass_adc_buffers(false); //don't think this is necessary + } + + ~usrp1_dboard_iface() + { + /* NOP */ + } + + special_props_t get_special_props() + { + special_props_t props; + props.soft_clock_divider = true; + props.mangle_i2c_addrs = (_dboard_slot == usrp1_impl::DBOARD_SLOT_B); + return props; + } + + void write_aux_dac(unit_t, aux_dac_t, double); + double read_aux_adc(unit_t, aux_adc_t); + + void _set_pin_ctrl(unit_t, boost::uint16_t); + void _set_atr_reg(unit_t, atr_reg_t, boost::uint16_t); + void _set_gpio_ddr(unit_t, boost::uint16_t); + void _set_gpio_out(unit_t, boost::uint16_t); + void set_gpio_debug(unit_t, int); + boost::uint16_t read_gpio(unit_t); + + void write_i2c(boost::uint8_t, const byte_vector_t &); + byte_vector_t read_i2c(boost::uint8_t, size_t); + + void write_spi(unit_t unit, + const spi_config_t &config, + boost::uint32_t data, + size_t num_bits); + + boost::uint32_t read_write_spi(unit_t unit, + const spi_config_t &config, + boost::uint32_t data, + size_t num_bits); + + void set_clock_rate(unit_t, double); + std::vector<double> get_clock_rates(unit_t); + double get_clock_rate(unit_t); + void set_clock_enabled(unit_t, bool); + double get_codec_rate(unit_t); + +private: + usrp1_iface::sptr _iface; + usrp1_codec_ctrl::sptr _codec; + unsigned _dbsrx_classic_div; + const usrp1_impl::dboard_slot_t _dboard_slot; + const double &_master_clock_rate; + const dboard_id_t _rx_dboard_id; +}; + +/*********************************************************************** + * Make Function + **********************************************************************/ +dboard_iface::sptr usrp1_impl::make_dboard_iface(usrp1_iface::sptr iface, + usrp1_codec_ctrl::sptr codec, + usrp1_impl::dboard_slot_t dboard_slot, + const double &master_clock_rate, + const dboard_id_t &rx_dboard_id +){ + return dboard_iface::sptr(new usrp1_dboard_iface( + iface, codec, dboard_slot, master_clock_rate, rx_dboard_id + )); +} + +/*********************************************************************** + * Clock Rates + **********************************************************************/ +static const dboard_id_t dbsrx_classic_id(0x0002); + +/* + * Daughterboard reference clock register + * + * Bit 7 - 1 turns on refclk, 0 allows IO use + * Bits 6:0 - Divider value + */ +void usrp1_dboard_iface::set_clock_rate(unit_t unit, double rate) +{ + assert_has(this->get_clock_rates(unit), rate, "dboard clock rate"); + + if (unit == UNIT_RX && _rx_dboard_id == dbsrx_classic_id){ + _dbsrx_classic_div = size_t(_master_clock_rate/rate); + switch(_dboard_slot){ + case usrp1_impl::DBOARD_SLOT_A: + _iface->poke32(FR_RX_A_REFCLK, (_dbsrx_classic_div & 0x7f) | 0x80); + break; + + case usrp1_impl::DBOARD_SLOT_B: + _iface->poke32(FR_RX_B_REFCLK, (_dbsrx_classic_div & 0x7f) | 0x80); + break; + } + } +} + +std::vector<double> usrp1_dboard_iface::get_clock_rates(unit_t unit) +{ + std::vector<double> rates; + if (unit == UNIT_RX && _rx_dboard_id == dbsrx_classic_id){ + for (size_t div = 1; div <= 127; div++) + rates.push_back(_master_clock_rate / div); + } + else{ + rates.push_back(_master_clock_rate); + } + return rates; +} + +double usrp1_dboard_iface::get_clock_rate(unit_t unit) +{ + if (unit == UNIT_RX && _rx_dboard_id == dbsrx_classic_id){ + return _master_clock_rate/_dbsrx_classic_div; + } + return _master_clock_rate; +} + +void usrp1_dboard_iface::set_clock_enabled(unit_t, bool) +{ + //TODO we can only enable for special case anyway... +} + +double usrp1_dboard_iface::get_codec_rate(unit_t){ + return _master_clock_rate; +} + +/*********************************************************************** + * GPIO + **********************************************************************/ +void usrp1_dboard_iface::_set_pin_ctrl(unit_t unit, boost::uint16_t value) +{ + switch(unit) { + case UNIT_RX: + if (_dboard_slot == usrp1_impl::DBOARD_SLOT_A) + _iface->poke32(FR_ATR_MASK_1, value); + else if (_dboard_slot == usrp1_impl::DBOARD_SLOT_B) + _iface->poke32(FR_ATR_MASK_3, value); + break; + case UNIT_TX: + if (_dboard_slot == usrp1_impl::DBOARD_SLOT_A) + _iface->poke32(FR_ATR_MASK_0, value); + else if (_dboard_slot == usrp1_impl::DBOARD_SLOT_B) + _iface->poke32(FR_ATR_MASK_2, value); + break; + } +} + +void usrp1_dboard_iface::_set_gpio_ddr(unit_t unit, boost::uint16_t value) +{ + switch(unit) { + case UNIT_RX: + if (_dboard_slot == usrp1_impl::DBOARD_SLOT_A) + _iface->poke32(FR_OE_1, 0xffff0000 | value); + else if (_dboard_slot == usrp1_impl::DBOARD_SLOT_B) + _iface->poke32(FR_OE_3, 0xffff0000 | value); + break; + case UNIT_TX: + if (_dboard_slot == usrp1_impl::DBOARD_SLOT_A) + _iface->poke32(FR_OE_0, 0xffff0000 | value); + else if (_dboard_slot == usrp1_impl::DBOARD_SLOT_B) + _iface->poke32(FR_OE_2, 0xffff0000 | value); + break; + } +} + +void usrp1_dboard_iface::_set_gpio_out(unit_t unit, boost::uint16_t value) +{ + switch(unit) { + case UNIT_RX: + if (_dboard_slot == usrp1_impl::DBOARD_SLOT_A) + _iface->poke32(FR_IO_1, 0xffff0000 | value); + else if (_dboard_slot == usrp1_impl::DBOARD_SLOT_B) + _iface->poke32(FR_IO_3, 0xffff0000 | value); + break; + case UNIT_TX: + if (_dboard_slot == usrp1_impl::DBOARD_SLOT_A) + _iface->poke32(FR_IO_0, 0xffff0000 | value); + else if (_dboard_slot == usrp1_impl::DBOARD_SLOT_B) + _iface->poke32(FR_IO_2, 0xffff0000 | value); + break; + } +} + +void usrp1_dboard_iface::set_gpio_debug(unit_t, int) +{ + /* NOP */ +} + +boost::uint16_t usrp1_dboard_iface::read_gpio(unit_t unit) +{ + boost::uint32_t out_value; + + if (_dboard_slot == usrp1_impl::DBOARD_SLOT_A) + out_value = _iface->peek32(1); + else if (_dboard_slot == usrp1_impl::DBOARD_SLOT_B) + out_value = _iface->peek32(2); + else + UHD_THROW_INVALID_CODE_PATH(); + + switch(unit) { + case UNIT_RX: + return (boost::uint16_t)((out_value >> 16) & 0x0000ffff); + case UNIT_TX: + return (boost::uint16_t)((out_value >> 0) & 0x0000ffff); + } + UHD_ASSERT_THROW(false); +} + +void usrp1_dboard_iface::_set_atr_reg(unit_t unit, + atr_reg_t atr, boost::uint16_t value) +{ + // Ignore unsupported states + if ((atr == ATR_REG_IDLE) || (atr == ATR_REG_TX_ONLY)) + return; + if(atr == ATR_REG_RX_ONLY) { + switch(unit) { + case UNIT_RX: + if (_dboard_slot == usrp1_impl::DBOARD_SLOT_A) + _iface->poke32(FR_ATR_RXVAL_1, value); + else if (_dboard_slot == usrp1_impl::DBOARD_SLOT_B) + _iface->poke32(FR_ATR_RXVAL_3, value); + break; + case UNIT_TX: + if (_dboard_slot == usrp1_impl::DBOARD_SLOT_A) + _iface->poke32(FR_ATR_RXVAL_0, value); + else if (_dboard_slot == usrp1_impl::DBOARD_SLOT_B) + _iface->poke32(FR_ATR_RXVAL_2, value); + break; + } + } else if (atr == ATR_REG_FULL_DUPLEX) { + switch(unit) { + case UNIT_RX: + if (_dboard_slot == usrp1_impl::DBOARD_SLOT_A) + _iface->poke32(FR_ATR_TXVAL_1, value); + else if (_dboard_slot == usrp1_impl::DBOARD_SLOT_B) + _iface->poke32(FR_ATR_TXVAL_3, value); + break; + case UNIT_TX: + if (_dboard_slot == usrp1_impl::DBOARD_SLOT_A) + _iface->poke32(FR_ATR_TXVAL_0, value); + else if (_dboard_slot == usrp1_impl::DBOARD_SLOT_B) + _iface->poke32(FR_ATR_TXVAL_2, value); + break; + } + } +} +/*********************************************************************** + * SPI + **********************************************************************/ +/*! + * Static function to convert a unit type to a spi slave device number. + * \param unit the dboard interface unit type enum + * \param slot the side (A or B) the dboard is attached + * \return the slave device number + */ +static boost::uint32_t unit_to_otw_spi_dev(dboard_iface::unit_t unit, + usrp1_impl::dboard_slot_t slot) +{ + switch(unit) { + case dboard_iface::UNIT_TX: + if (slot == usrp1_impl::DBOARD_SLOT_A) + return SPI_ENABLE_TX_A; + else if (slot == usrp1_impl::DBOARD_SLOT_B) + return SPI_ENABLE_TX_B; + else + break; + case dboard_iface::UNIT_RX: + if (slot == usrp1_impl::DBOARD_SLOT_A) + return SPI_ENABLE_RX_A; + else if (slot == usrp1_impl::DBOARD_SLOT_B) + return SPI_ENABLE_RX_B; + else + break; + } + UHD_THROW_INVALID_CODE_PATH(); +} + +void usrp1_dboard_iface::write_spi(unit_t unit, + const spi_config_t &config, + boost::uint32_t data, + size_t num_bits) +{ + _iface->write_spi(unit_to_otw_spi_dev(unit, _dboard_slot), + config, data, num_bits); +} + +boost::uint32_t usrp1_dboard_iface::read_write_spi(unit_t unit, + const spi_config_t &config, + boost::uint32_t data, + size_t num_bits) +{ + return _iface->read_spi(unit_to_otw_spi_dev(unit, _dboard_slot), + config, data, num_bits); +} + +/*********************************************************************** + * I2C + **********************************************************************/ +void usrp1_dboard_iface::write_i2c(boost::uint8_t addr, + const byte_vector_t &bytes) +{ + return _iface->write_i2c(addr, bytes); +} + +byte_vector_t usrp1_dboard_iface::read_i2c(boost::uint8_t addr, + size_t num_bytes) +{ + return _iface->read_i2c(addr, num_bytes); +} + +/*********************************************************************** + * Aux DAX/ADC + **********************************************************************/ +void usrp1_dboard_iface::write_aux_dac(dboard_iface::unit_t, + aux_dac_t which, double value) +{ + //same aux dacs for each unit + static const uhd::dict<aux_dac_t, usrp1_codec_ctrl::aux_dac_t> + which_to_aux_dac = map_list_of + (AUX_DAC_A, usrp1_codec_ctrl::AUX_DAC_A) + (AUX_DAC_B, usrp1_codec_ctrl::AUX_DAC_B) + (AUX_DAC_C, usrp1_codec_ctrl::AUX_DAC_C) + (AUX_DAC_D, usrp1_codec_ctrl::AUX_DAC_D); + + _codec->write_aux_dac(which_to_aux_dac[which], value); +} + +double usrp1_dboard_iface::read_aux_adc(dboard_iface::unit_t unit, + aux_adc_t which) +{ + static const + uhd::dict<unit_t, uhd::dict<aux_adc_t, usrp1_codec_ctrl::aux_adc_t> > + unit_to_which_to_aux_adc = map_list_of(UNIT_RX, map_list_of + (AUX_ADC_A, usrp1_codec_ctrl::AUX_ADC_A1) + (AUX_ADC_B, usrp1_codec_ctrl::AUX_ADC_B1)) + (UNIT_TX, map_list_of + (AUX_ADC_A, usrp1_codec_ctrl::AUX_ADC_A2) + (AUX_ADC_B, usrp1_codec_ctrl::AUX_ADC_B2)); + + return _codec->read_aux_adc(unit_to_which_to_aux_adc[unit][which]); +} diff --git a/host/lib/usrp/usrp1/io_impl.cpp b/host/lib/usrp/usrp1/io_impl.cpp new file mode 100644 index 000000000..d256df660 --- /dev/null +++ b/host/lib/usrp/usrp1/io_impl.cpp @@ -0,0 +1,693 @@ +// +// Copyright 2010-2012 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include "validate_subdev_spec.hpp" +#define SRPH_DONT_CHECK_SEQUENCE +#include "../../transport/super_recv_packet_handler.hpp" +#define SSPH_DONT_PAD_TO_ONE +#include "../../transport/super_send_packet_handler.hpp" +#include "usrp1_calc_mux.hpp" +#include "fpga_regs_standard.h" +#include "fpga_regs_common.h" +#include "usrp_commands.h" +#include "usrp1_impl.hpp" +#include <uhd/utils/msg.hpp> +#include <uhd/utils/tasks.hpp> +#include <uhd/utils/safe_call.hpp> +#include <uhd/transport/bounded_buffer.hpp> +#include <boost/math/special_functions/sign.hpp> +#include <boost/math/special_functions/round.hpp> +#include <boost/thread/thread.hpp> +#include <boost/bind.hpp> +#include <boost/format.hpp> +#include <boost/make_shared.hpp> + +using namespace uhd; +using namespace uhd::usrp; +using namespace uhd::transport; + +static const size_t alignment_padding = 512; + +/*********************************************************************** + * Helper struct to associate an offset with a buffer + **********************************************************************/ +struct offset_send_buffer{ + offset_send_buffer(void){ + /* NOP */ + } + + offset_send_buffer(managed_send_buffer::sptr buff, size_t offset = 0): + buff(buff), offset(offset) + { + /* NOP */ + } + + //member variables + managed_send_buffer::sptr buff; + size_t offset; /* in bytes */ +}; + +/*********************************************************************** + * Reusable managed send buffer to handle aligned commits + **********************************************************************/ +class offset_managed_send_buffer : public managed_send_buffer{ +public: + typedef boost::function<void(offset_send_buffer&, offset_send_buffer&, size_t)> commit_cb_type; + offset_managed_send_buffer(const commit_cb_type &commit_cb): + _commit_cb(commit_cb) + { + /* NOP */ + } + + void commit(size_t size){ + if (size != 0) this->_commit_cb(_curr_buff, _next_buff, size); + } + + sptr get_new( + offset_send_buffer &curr_buff, + offset_send_buffer &next_buff + ){ + _curr_buff = curr_buff; + _next_buff = next_buff; + return make_managed_buffer(this); + } + +private: + void *get_buff(void) const{return _curr_buff.buff->cast<char *>() + _curr_buff.offset;} + size_t get_size(void) const{return _curr_buff.buff->size() - _curr_buff.offset;} + + offset_send_buffer _curr_buff, _next_buff; + commit_cb_type _commit_cb; +}; + +/*********************************************************************** + * BS VRT packer/unpacker functions (since samples don't have headers) + **********************************************************************/ +static void usrp1_bs_vrt_packer( + boost::uint32_t *, + vrt::if_packet_info_t &if_packet_info +){ + if_packet_info.num_header_words32 = 0; + if_packet_info.num_packet_words32 = if_packet_info.num_payload_words32; +} + +static void usrp1_bs_vrt_unpacker( + const boost::uint32_t *, + vrt::if_packet_info_t &if_packet_info +){ + if_packet_info.packet_type = vrt::if_packet_info_t::PACKET_TYPE_DATA; + if_packet_info.num_payload_words32 = if_packet_info.num_packet_words32; + if_packet_info.num_payload_bytes = if_packet_info.num_packet_words32*sizeof(boost::uint32_t); + if_packet_info.num_header_words32 = 0; + if_packet_info.packet_count = 0; + if_packet_info.sob = false; + if_packet_info.eob = false; + if_packet_info.has_sid = false; + if_packet_info.has_cid = false; + if_packet_info.has_tsi = false; + if_packet_info.has_tsf = false; + if_packet_info.has_tlr = false; +} + +/*********************************************************************** + * IO Implementation Details + **********************************************************************/ +struct usrp1_impl::io_impl{ + io_impl(zero_copy_if::sptr data_transport): + data_transport(data_transport), + curr_buff(offset_send_buffer(data_transport->get_send_buff())), + omsb(boost::bind(&usrp1_impl::io_impl::commit_send_buff, this, _1, _2, _3)) + { + /* NOP */ + } + + ~io_impl(void){ + UHD_SAFE_CALL(flush_send_buff();) + } + + zero_copy_if::sptr data_transport; + + //wrapper around the actual send buffer interface + //all of this to ensure only aligned lengths are committed + //NOTE: you must commit before getting a new buffer + //since the vrt packet handler obeys this, we are ok + offset_send_buffer curr_buff; + offset_managed_send_buffer omsb; + void commit_send_buff(offset_send_buffer&, offset_send_buffer&, size_t); + void flush_send_buff(void); + managed_send_buffer::sptr get_send_buff(double timeout){ + //try to get a new managed buffer with timeout + offset_send_buffer next_buff(data_transport->get_send_buff(timeout)); + if (not next_buff.buff.get()) return managed_send_buffer::sptr(); /* propagate timeout here */ + + //make a new managed buffer with the offset buffs + return omsb.get_new(curr_buff, next_buff); + } + + task::sptr vandal_task; + boost::system_time last_send_time; +}; + +/*! + * Perform an actual commit on the send buffer: + * Copy the remainder of alignment to the next buffer. + * Commit the current buffer at multiples of alignment. + */ +void usrp1_impl::io_impl::commit_send_buff( + offset_send_buffer &curr, + offset_send_buffer &next, + size_t num_bytes +){ + //total number of bytes now in the current buffer + size_t bytes_in_curr_buffer = curr.offset + num_bytes; + + //calculate how many to commit and remainder + size_t num_bytes_remaining = bytes_in_curr_buffer % alignment_padding; + size_t num_bytes_to_commit = bytes_in_curr_buffer - num_bytes_remaining; + + //copy the remainder into the next buffer + std::memcpy( + next.buff->cast<char *>() + next.offset, + curr.buff->cast<char *>() + num_bytes_to_commit, + num_bytes_remaining + ); + + //update the offset into the next buffer + next.offset += num_bytes_remaining; + + //commit the current buffer + curr.buff->commit(num_bytes_to_commit); + + //store the next buffer for the next call + curr_buff = next; +} + +/*! + * Flush the current buffer by padding out to alignment and committing. + */ +void usrp1_impl::io_impl::flush_send_buff(void){ + //calculate the number of bytes to alignment + size_t bytes_to_pad = (-1*curr_buff.offset)%alignment_padding; + + //send at least alignment_padding to guarantee zeros are sent + if (bytes_to_pad == 0) bytes_to_pad = alignment_padding; + + //get the buffer, clear, and commit (really current buffer) + managed_send_buffer::sptr buff = this->get_send_buff(.1); + if (buff.get() != NULL){ + std::memset(buff->cast<void *>(), 0, bytes_to_pad); + buff->commit(bytes_to_pad); + } +} + +/*********************************************************************** + * Initialize internals within this file + **********************************************************************/ +void usrp1_impl::io_init(void){ + + _io_impl = UHD_PIMPL_MAKE(io_impl, (_data_transport)); + + //init as disabled, then call the real function (uses restore) + this->enable_rx(false); + this->enable_tx(false); + rx_stream_on_off(false); + tx_stream_on_off(false); + _io_impl->flush_send_buff(); + + //create a new vandal thread to poll xerflow conditions + _io_impl->vandal_task = task::make(boost::bind( + &usrp1_impl::vandal_conquest_loop, this + )); +} + +void usrp1_impl::rx_stream_on_off(bool enb){ + this->restore_rx(enb); + //drain any junk in the receive transport after stop streaming command + while(not enb and _data_transport->get_recv_buff().get() != NULL){ + /* NOP */ + } +} + +void usrp1_impl::tx_stream_on_off(bool enb){ + _io_impl->last_send_time = boost::get_system_time(); + if (_tx_enabled and not enb) _io_impl->flush_send_buff(); + this->restore_tx(enb); +} + +/*! + * Casually poll the overflow and underflow registers. + * On an underflow, push an async message into the queue and print. + * On an overflow, interleave an inline message into recv and print. + * This procedure creates "soft" inline and async user messages. + */ +void usrp1_impl::vandal_conquest_loop(void){ + + //initialize the async metadata + async_metadata_t async_metadata; + async_metadata.channel = 0; + async_metadata.has_time_spec = true; + async_metadata.event_code = async_metadata_t::EVENT_CODE_UNDERFLOW; + + //initialize the inline metadata + rx_metadata_t inline_metadata; + inline_metadata.has_time_spec = true; + inline_metadata.error_code = rx_metadata_t::ERROR_CODE_OVERFLOW; + + //start the polling loop... + try{ while (not boost::this_thread::interruption_requested()){ + boost::uint8_t underflow = 0, overflow = 0; + + //shutoff transmit if it has been too long since send() was called + if (_tx_enabled and (boost::get_system_time() - _io_impl->last_send_time) > boost::posix_time::milliseconds(100)){ + this->tx_stream_on_off(false); + } + + //always poll regardless of enabled so we can clear the conditions + _fx2_ctrl->usrp_control_read( + VRQ_GET_STATUS, 0, GS_TX_UNDERRUN, &underflow, sizeof(underflow) + ); + _fx2_ctrl->usrp_control_read( + VRQ_GET_STATUS, 0, GS_RX_OVERRUN, &overflow, sizeof(overflow) + ); + + //handle message generation for xerflow conditions + if (_tx_enabled and underflow){ + async_metadata.time_spec = _soft_time_ctrl->get_time(); + _soft_time_ctrl->get_async_queue().push_with_pop_on_full(async_metadata); + UHD_MSG(fastpath) << "U"; + } + if (_rx_enabled and overflow){ + inline_metadata.time_spec = _soft_time_ctrl->get_time(); + _soft_time_ctrl->get_inline_queue().push_with_pop_on_full(inline_metadata); + UHD_MSG(fastpath) << "O"; + } + + boost::this_thread::sleep(boost::posix_time::milliseconds(50)); + }} + catch(const boost::thread_interrupted &){} //normal exit condition + catch(const std::exception &e){ + UHD_MSG(error) << "The vandal caught an unexpected exception " << e.what() << std::endl; + } +} + +/*********************************************************************** + * RX streamer wrapper that talks to soft time control + **********************************************************************/ +class usrp1_recv_packet_streamer : public sph::recv_packet_handler, public rx_streamer{ +public: + usrp1_recv_packet_streamer(const size_t max_num_samps, soft_time_ctrl::sptr stc){ + _max_num_samps = max_num_samps; + _stc = stc; + } + + size_t get_num_channels(void) const{ + return this->size(); + } + + size_t get_max_num_samps(void) const{ + return _max_num_samps; + } + + size_t recv( + const rx_streamer::buffs_type &buffs, + const size_t nsamps_per_buff, + uhd::rx_metadata_t &metadata, + const double timeout, + const bool one_packet + ){ + //interleave a "soft" inline message into the receive stream: + if (_stc->get_inline_queue().pop_with_haste(metadata)) return 0; + + size_t num_samps_recvd = sph::recv_packet_handler::recv( + buffs, nsamps_per_buff, metadata, timeout, one_packet + ); + + return _stc->recv_post(metadata, num_samps_recvd); + } + +private: + size_t _max_num_samps; + soft_time_ctrl::sptr _stc; +}; + +/*********************************************************************** + * TX streamer wrapper that talks to soft time control + **********************************************************************/ +class usrp1_send_packet_streamer : public sph::send_packet_handler, public tx_streamer{ +public: + usrp1_send_packet_streamer(const size_t max_num_samps, soft_time_ctrl::sptr stc, boost::function<void(bool)> tx_enb_fcn){ + _max_num_samps = max_num_samps; + this->set_max_samples_per_packet(_max_num_samps); + _stc = stc; + _tx_enb_fcn = tx_enb_fcn; + } + + size_t get_num_channels(void) const{ + return this->size(); + } + + size_t get_max_num_samps(void) const{ + return _max_num_samps; + } + + size_t send( + const tx_streamer::buffs_type &buffs, + const size_t nsamps_per_buff, + const uhd::tx_metadata_t &metadata, + const double timeout_ + ){ + double timeout = timeout_; //rw copy + _stc->send_pre(metadata, timeout); + + _tx_enb_fcn(true); //always enable (it will do the right thing) + size_t num_samps_sent = sph::send_packet_handler::send( + buffs, nsamps_per_buff, metadata, timeout + ); + + //handle eob flag (commit the buffer, //disable the DACs) + //check num samps sent to avoid flush on incomplete/timeout + if (metadata.end_of_burst and num_samps_sent == nsamps_per_buff){ + async_metadata_t metadata; + metadata.channel = 0; + metadata.has_time_spec = true; + metadata.time_spec = _stc->get_time(); + metadata.event_code = async_metadata_t::EVENT_CODE_BURST_ACK; + _stc->get_async_queue().push_with_pop_on_full(metadata); + _tx_enb_fcn(false); + } + + return num_samps_sent; + } + +private: + size_t _max_num_samps; + soft_time_ctrl::sptr _stc; + boost::function<void(bool)> _tx_enb_fcn; +}; + +/*********************************************************************** + * Properties callback methods below + **********************************************************************/ +void usrp1_impl::update_rx_subdev_spec(const uhd::usrp::subdev_spec_t &spec){ + + //sanity checking + validate_subdev_spec(_tree, spec, "rx"); + + _rx_subdev_spec = spec; //shadow + + //set the mux and set the number of rx channels + std::vector<mapping_pair_t> mapping; + BOOST_FOREACH(const subdev_spec_pair_t &pair, spec){ + const std::string conn = _tree->access<std::string>(str(boost::format( + "/mboards/0/dboards/%s/rx_frontends/%s/connection" + ) % pair.db_name % pair.sd_name)).get(); + mapping.push_back(std::make_pair(pair.db_name, conn)); + } + bool s = this->disable_rx(); + _iface->poke32(FR_RX_MUX, calc_rx_mux(mapping)); + this->restore_rx(s); +} + +void usrp1_impl::update_tx_subdev_spec(const uhd::usrp::subdev_spec_t &spec){ + + //sanity checking + validate_subdev_spec(_tree, spec, "tx"); + + _tx_subdev_spec = spec; //shadow + + //set the mux and set the number of tx channels + std::vector<mapping_pair_t> mapping; + BOOST_FOREACH(const subdev_spec_pair_t &pair, spec){ + const std::string conn = _tree->access<std::string>(str(boost::format( + "/mboards/0/dboards/%s/tx_frontends/%s/connection" + ) % pair.db_name % pair.sd_name)).get(); + mapping.push_back(std::make_pair(pair.db_name, conn)); + } + bool s = this->disable_tx(); + _iface->poke32(FR_TX_MUX, calc_tx_mux(mapping)); + this->restore_tx(s); +} + +void usrp1_impl::update_tick_rate(const double rate){ + //updating this variable should: + //update dboard iface -> it has a reference + //update dsp freq bounds -> publisher + _master_clock_rate = rate; +} + +uhd::meta_range_t usrp1_impl::get_rx_dsp_host_rates(void){ + meta_range_t range; + const size_t div = this->has_rx_halfband()? 2 : 1; + for (int rate = 256; rate >= 4; rate -= div){ + range.push_back(range_t(_master_clock_rate/rate)); + } + return range; +} + +uhd::meta_range_t usrp1_impl::get_tx_dsp_host_rates(void){ + meta_range_t range; + const size_t div = this->has_tx_halfband()? 2 : 1; + for (int rate = 256; rate >= 8; rate -= div){ + range.push_back(range_t(_master_clock_rate/rate)); + } + return range; +} + +double usrp1_impl::update_rx_samp_rate(size_t dspno, const double samp_rate){ + + const size_t div = this->has_rx_halfband()? 2 : 1; + const size_t rate = boost::math::iround(_master_clock_rate/this->get_rx_dsp_host_rates().clip(samp_rate, true)); + + if (rate < 8 and this->has_rx_halfband()) UHD_MSG(warning) << + "USRP1 cannot achieve decimations below 8 when the half-band filter is present.\n" + "The usrp1_fpga_4rx.rbf file is a special FPGA image without RX half-band filters.\n" + "To load this image, set the device address key/value pair: fpga=usrp1_fpga_4rx.rbf\n" + << std::endl; + + if (dspno == 0){ //only care if dsp0 is set since its homogeneous + bool s = this->disable_rx(); + _iface->poke32(FR_RX_SAMPLE_RATE_DIV, div - 1); + _iface->poke32(FR_DECIM_RATE, rate/div - 1); + this->restore_rx(s); + + //update the streamer if created + boost::shared_ptr<usrp1_recv_packet_streamer> my_streamer = + boost::dynamic_pointer_cast<usrp1_recv_packet_streamer>(_rx_streamer.lock()); + if (my_streamer.get() != NULL){ + my_streamer->set_samp_rate(_master_clock_rate / rate); + } + } + + return _master_clock_rate / rate; +} + +double usrp1_impl::update_tx_samp_rate(size_t dspno, const double samp_rate){ + + const size_t div = this->has_tx_halfband()? 4 : 2; //doubled for codec interp + const size_t rate = boost::math::iround(_master_clock_rate/this->get_tx_dsp_host_rates().clip(samp_rate, true)); + + if (dspno == 0){ //only care if dsp0 is set since its homogeneous + bool s = this->disable_tx(); + _iface->poke32(FR_TX_SAMPLE_RATE_DIV, div - 1); + _iface->poke32(FR_INTERP_RATE, rate/div - 1); + this->restore_tx(s); + + //update the streamer if created + boost::shared_ptr<usrp1_send_packet_streamer> my_streamer = + boost::dynamic_pointer_cast<usrp1_send_packet_streamer>(_tx_streamer.lock()); + if (my_streamer.get() != NULL){ + my_streamer->set_samp_rate(_master_clock_rate / rate); + } + } + + return _master_clock_rate / rate; +} + +void usrp1_impl::update_rates(void){ + const fs_path mb_path = "/mboards/0"; + this->update_tick_rate(_master_clock_rate); + BOOST_FOREACH(const std::string &name, _tree->list(mb_path / "rx_dsps")){ + _tree->access<double>(mb_path / "rx_dsps" / name / "rate" / "value").update(); + } + BOOST_FOREACH(const std::string &name, _tree->list(mb_path / "tx_dsps")){ + _tree->access<double>(mb_path / "tx_dsps" / name / "rate" / "value").update(); + } +} + +double usrp1_impl::update_rx_dsp_freq(const size_t dspno, const double freq_){ + + //correct for outside of rate (wrap around) + double freq = std::fmod(freq_, _master_clock_rate); + if (std::abs(freq) > _master_clock_rate/2.0) + freq -= boost::math::sign(freq)*_master_clock_rate; + + //calculate the freq register word (signed) + UHD_ASSERT_THROW(std::abs(freq) <= _master_clock_rate/2.0); + static const double scale_factor = std::pow(2.0, 32); + const boost::int32_t freq_word = boost::int32_t(boost::math::round((freq / _master_clock_rate) * scale_factor)); + + static const boost::uint32_t dsp_index_to_reg_val[4] = { + FR_RX_FREQ_0, FR_RX_FREQ_1, FR_RX_FREQ_2, FR_RX_FREQ_3 + }; + _iface->poke32(dsp_index_to_reg_val[dspno], freq_word); + + return (double(freq_word) / scale_factor) * _master_clock_rate; +} + +double usrp1_impl::update_tx_dsp_freq(const size_t dspno, const double freq){ + const subdev_spec_pair_t pair = _tx_subdev_spec.at(dspno); + + //determine the connection type and hence, the sign + const std::string conn = _tree->access<std::string>(str(boost::format( + "/mboards/0/dboards/%s/tx_frontends/%s/connection" + ) % pair.db_name % pair.sd_name)).get(); + double sign = (conn == "I" or conn == "IQ")? +1.0 : -1.0; + + //map this DSP's subdev spec to a particular codec chip + _dbc[pair.db_name].codec->set_duc_freq(sign*freq, _master_clock_rate); + return freq; //assume infinite precision +} + +/*********************************************************************** + * Async Data + **********************************************************************/ +bool usrp1_impl::recv_async_msg( + async_metadata_t &async_metadata, double timeout +){ + boost::this_thread::disable_interruption di; //disable because the wait can throw + return _soft_time_ctrl->get_async_queue().pop_with_timed_wait(async_metadata, timeout); +} + +/*********************************************************************** + * Receive streamer + **********************************************************************/ +rx_streamer::sptr usrp1_impl::get_rx_stream(const uhd::stream_args_t &args_){ + stream_args_t args = args_; + + //setup defaults for unspecified values + args.otw_format = args.otw_format.empty()? "sc16" : args.otw_format; + args.channels.clear(); //NOTE: we have no choice about the channel mapping + for (size_t ch = 0; ch < _rx_subdev_spec.size(); ch++){ + args.channels.push_back(ch); + } + + if (args.otw_format == "sc16"){ + _iface->poke32(FR_RX_FORMAT, 0 + | (0 << bmFR_RX_FORMAT_SHIFT_SHIFT) + | (16 << bmFR_RX_FORMAT_WIDTH_SHIFT) + | bmFR_RX_FORMAT_WANT_Q + ); + } + else if (args.otw_format == "sc8"){ + _iface->poke32(FR_RX_FORMAT, 0 + | (8 << bmFR_RX_FORMAT_SHIFT_SHIFT) + | (8 << bmFR_RX_FORMAT_WIDTH_SHIFT) + | bmFR_RX_FORMAT_WANT_Q + ); + } + else{ + throw uhd::value_error("USRP1 RX cannot handle requested wire format: " + args.otw_format); + } + + //calculate packet size + const size_t bpp = _data_transport->get_recv_frame_size()/args.channels.size(); + const size_t spp = bpp/convert::get_bytes_per_item(args.otw_format); + + //make the new streamer given the samples per packet + boost::shared_ptr<usrp1_recv_packet_streamer> my_streamer = + boost::make_shared<usrp1_recv_packet_streamer>(spp, _soft_time_ctrl); + + //init some streamer stuff + my_streamer->set_tick_rate(_master_clock_rate); + my_streamer->set_vrt_unpacker(&usrp1_bs_vrt_unpacker); + my_streamer->set_xport_chan_get_buff(0, boost::bind( + &uhd::transport::zero_copy_if::get_recv_buff, _io_impl->data_transport, _1 + )); + + //set the converter + uhd::convert::id_type id; + id.input_format = args.otw_format + "_item16_usrp1"; + id.num_inputs = 1; + id.output_format = args.cpu_format; + id.num_outputs = args.channels.size(); + my_streamer->set_converter(id); + + //special scale factor change for sc8 + if (args.otw_format == "sc8") + my_streamer->set_scale_factor(1.0/127); + + //save as weak ptr for update access + _rx_streamer = my_streamer; + + //sets all tick and samp rates on this streamer + this->update_rates(); + + return my_streamer; +} + +/*********************************************************************** + * Transmit streamer + **********************************************************************/ +tx_streamer::sptr usrp1_impl::get_tx_stream(const uhd::stream_args_t &args_){ + stream_args_t args = args_; + + //setup defaults for unspecified values + args.otw_format = args.otw_format.empty()? "sc16" : args.otw_format; + args.channels.clear(); //NOTE: we have no choice about the channel mapping + for (size_t ch = 0; ch < _tx_subdev_spec.size(); ch++){ + args.channels.push_back(ch); + } + + if (args.otw_format != "sc16"){ + throw uhd::value_error("USRP1 TX cannot handle requested wire format: " + args.otw_format); + } + + _iface->poke32(FR_TX_FORMAT, bmFR_TX_FORMAT_16_IQ); + + //calculate packet size + size_t bpp = _data_transport->get_send_frame_size()/args.channels.size(); + bpp -= alignment_padding - 1; //minus the max remainder after LUT commit + const size_t spp = bpp/convert::get_bytes_per_item(args.otw_format); + + //make the new streamer given the samples per packet + boost::function<void(bool)> tx_fcn = boost::bind(&usrp1_impl::tx_stream_on_off, this, _1); + boost::shared_ptr<usrp1_send_packet_streamer> my_streamer = + boost::make_shared<usrp1_send_packet_streamer>(spp, _soft_time_ctrl, tx_fcn); + + //init some streamer stuff + my_streamer->set_tick_rate(_master_clock_rate); + my_streamer->set_vrt_packer(&usrp1_bs_vrt_packer); + my_streamer->set_xport_chan_get_buff(0, boost::bind( + &usrp1_impl::io_impl::get_send_buff, _io_impl.get(), _1 + )); + + //set the converter + uhd::convert::id_type id; + id.input_format = args.cpu_format; + id.num_inputs = args.channels.size(); + id.output_format = args.otw_format + "_item16_usrp1"; + id.num_outputs = 1; + my_streamer->set_converter(id); + + //save as weak ptr for update access + _tx_streamer = my_streamer; + + //sets all tick and samp rates on this streamer + this->update_rates(); + + return my_streamer; +} diff --git a/host/lib/usrp/usrp1/soft_time_ctrl.cpp b/host/lib/usrp/usrp1/soft_time_ctrl.cpp new file mode 100644 index 000000000..65bdc36d4 --- /dev/null +++ b/host/lib/usrp/usrp1/soft_time_ctrl.cpp @@ -0,0 +1,231 @@ +// +// Copyright 2011-2012 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include "soft_time_ctrl.hpp" +#include <uhd/utils/tasks.hpp> +#include <boost/make_shared.hpp> +#include <boost/thread/condition_variable.hpp> +#include <boost/date_time/posix_time/posix_time.hpp> +#include <iostream> + +using namespace uhd; +using namespace uhd::usrp; +using namespace uhd::transport; +namespace pt = boost::posix_time; + +static const time_spec_t TWIDDLE(0.0011); + +/*********************************************************************** + * Soft time control implementation + **********************************************************************/ +class soft_time_ctrl_impl : public soft_time_ctrl{ +public: + + soft_time_ctrl_impl(const cb_fcn_type &stream_on_off): + _nsamps_remaining(0), + _stream_mode(stream_cmd_t::STREAM_MODE_STOP_CONTINUOUS), + _cmd_queue(2), + _async_msg_queue(1000), + _inline_msg_queue(1000), + _stream_on_off(stream_on_off) + { + //synchronously spawn a new thread + _recv_cmd_task = task::make(boost::bind(&soft_time_ctrl_impl::recv_cmd_task, this)); + + //initialize the time to something + this->set_time(time_spec_t(0.0)); + } + + /******************************************************************* + * Time control + ******************************************************************/ + void set_time(const time_spec_t &time){ + boost::mutex::scoped_lock lock(_update_mutex); + _time_offset = time_spec_t::get_system_time() - time; + } + + time_spec_t get_time(void){ + boost::mutex::scoped_lock lock(_update_mutex); + return time_now(); + } + + UHD_INLINE time_spec_t time_now(void){ + //internal get time without scoped lock + return time_spec_t::get_system_time() - _time_offset; + } + + UHD_INLINE void sleep_until_time( + boost::mutex::scoped_lock &lock, const time_spec_t &time + ){ + boost::condition_variable cond; + //use a condition variable to unlock, sleep, lock + double seconds_to_sleep = (time - time_now()).get_real_secs(); + cond.timed_wait(lock, pt::microseconds(long(seconds_to_sleep*1e6))); + } + + /******************************************************************* + * Receive control + ******************************************************************/ + size_t recv_post(rx_metadata_t &md, const size_t nsamps){ + boost::mutex::scoped_lock lock(_update_mutex); + + //Since it timed out on the receive, check for inline messages... + //Must do a post check because recv() will not wake up for a message. + if (md.error_code == rx_metadata_t::ERROR_CODE_TIMEOUT){ + if (_inline_msg_queue.pop_with_haste(md)) return 0; + } + + //load the metadata with the expected time + md.has_time_spec = true; + md.time_spec = time_now(); + + //none of the stuff below matters in continuous streaming mode + if (_stream_mode == stream_cmd_t::STREAM_MODE_START_CONTINUOUS) return nsamps; + + //When to stop streaming: + //The samples have been received and the stream mode is non-continuous. + //Rewrite the sample count to clip to the requested number of samples. + if (_nsamps_remaining <= nsamps) switch(_stream_mode){ + case stream_cmd_t::STREAM_MODE_NUM_SAMPS_AND_MORE:{ + rx_metadata_t metadata; + metadata.has_time_spec = true; + metadata.time_spec = this->time_now(); + metadata.error_code = rx_metadata_t::ERROR_CODE_BROKEN_CHAIN; + _inline_msg_queue.push_with_pop_on_full(metadata); + } //continue to next case... + case stream_cmd_t::STREAM_MODE_NUM_SAMPS_AND_DONE: + md.end_of_burst = true; + this->issue_stream_cmd(stream_cmd_t::STREAM_MODE_STOP_CONTINUOUS); + return _nsamps_remaining; + default: break; + } + + //update the consumed samples + _nsamps_remaining -= nsamps; + return nsamps; + } + + void issue_stream_cmd(const stream_cmd_t &cmd){ + _cmd_queue.push_with_wait(boost::make_shared<stream_cmd_t>(cmd)); + } + + void stream_on_off(bool enb){ + _stream_on_off(enb); + _nsamps_remaining = 0; + } + + /******************************************************************* + * Transmit control + ******************************************************************/ + void send_pre(const tx_metadata_t &md, double &timeout){ + if (not md.has_time_spec) return; + + boost::mutex::scoped_lock lock(_update_mutex); + + time_spec_t time_at(md.time_spec - TWIDDLE); + + //handle late packets + if (time_at < time_now()){ + async_metadata_t metadata; + metadata.channel = 0; + metadata.has_time_spec = true; + metadata.time_spec = this->time_now(); + metadata.event_code = async_metadata_t::EVENT_CODE_TIME_ERROR; + _async_msg_queue.push_with_pop_on_full(metadata); + return; + } + + timeout -= (time_at - time_now()).get_real_secs(); + sleep_until_time(lock, time_at); + } + + /******************************************************************* + * Thread control + ******************************************************************/ + void recv_cmd_handle_cmd(const stream_cmd_t &cmd){ + boost::mutex::scoped_lock lock(_update_mutex); + + //handle the stream at time by sleeping + if (not cmd.stream_now){ + time_spec_t time_at(cmd.time_spec - TWIDDLE); + if (time_at < time_now()){ + rx_metadata_t metadata; + metadata.has_time_spec = true; + metadata.time_spec = this->time_now(); + metadata.error_code = rx_metadata_t::ERROR_CODE_LATE_COMMAND; + _inline_msg_queue.push_with_pop_on_full(metadata); + this->issue_stream_cmd(stream_cmd_t::STREAM_MODE_STOP_CONTINUOUS); + return; + } + else{ + sleep_until_time(lock, time_at); + } + } + + //When to stop streaming: + //Stop streaming when the command is a stop and streaming. + if (cmd.stream_mode == stream_cmd_t::STREAM_MODE_STOP_CONTINUOUS + and _stream_mode != stream_cmd_t::STREAM_MODE_STOP_CONTINUOUS + ) stream_on_off(false); + + //When to start streaming: + //Start streaming when the command is not a stop and not streaming. + if (cmd.stream_mode != stream_cmd_t::STREAM_MODE_STOP_CONTINUOUS + and _stream_mode == stream_cmd_t::STREAM_MODE_STOP_CONTINUOUS + ) stream_on_off(true); + + //update the state + _nsamps_remaining += cmd.num_samps; + _stream_mode = cmd.stream_mode; + } + + void recv_cmd_task(void){ //task is looped + boost::shared_ptr<stream_cmd_t> cmd; + _cmd_queue.pop_with_wait(cmd); + recv_cmd_handle_cmd(*cmd); + } + + bounded_buffer<async_metadata_t> &get_async_queue(void){ + return _async_msg_queue; + } + + bounded_buffer<rx_metadata_t> &get_inline_queue(void){ + return _inline_msg_queue; + } + + void stop(void){ + _recv_cmd_task.reset(); + } + +private: + boost::mutex _update_mutex; + size_t _nsamps_remaining; + stream_cmd_t::stream_mode_t _stream_mode; + time_spec_t _time_offset; + bounded_buffer<boost::shared_ptr<stream_cmd_t> > _cmd_queue; + bounded_buffer<async_metadata_t> _async_msg_queue; + bounded_buffer<rx_metadata_t> _inline_msg_queue; + const cb_fcn_type _stream_on_off; + task::sptr _recv_cmd_task; +}; + +/*********************************************************************** + * Soft time control factor + **********************************************************************/ +soft_time_ctrl::sptr soft_time_ctrl::make(const cb_fcn_type &stream_on_off){ + return sptr(new soft_time_ctrl_impl(stream_on_off)); +} diff --git a/host/lib/usrp/usrp1/soft_time_ctrl.hpp b/host/lib/usrp/usrp1/soft_time_ctrl.hpp new file mode 100644 index 000000000..f418ec35a --- /dev/null +++ b/host/lib/usrp/usrp1/soft_time_ctrl.hpp @@ -0,0 +1,77 @@ +// +// Copyright 2011-2012 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#ifndef INCLUDED_LIBUHD_USRP_USRP1_SOFT_TIME_CTRL_HPP +#define INCLUDED_LIBUHD_USRP_USRP1_SOFT_TIME_CTRL_HPP + +#include <uhd/types/stream_cmd.hpp> +#include <uhd/types/time_spec.hpp> +#include <uhd/types/metadata.hpp> +#include <uhd/transport/bounded_buffer.hpp> +#include <boost/utility.hpp> +#include <boost/shared_ptr.hpp> +#include <boost/function.hpp> + +namespace uhd{ namespace usrp{ + +/*! + * The soft time control emulates some of the + * advanced streaming capabilities of the later USRP models. + * Soft time control uses the system time to emulate + * timed transmits, timed receive commands, device time, + * and inline and async error messages. + */ +class soft_time_ctrl : boost::noncopyable{ +public: + typedef boost::shared_ptr<soft_time_ctrl> sptr; + typedef boost::function<void(bool)> cb_fcn_type; + + /*! + * Make a new soft time control. + * \param stream_on_off a function to enable/disable rx + * \return a new soft time control object + */ + static sptr make(const cb_fcn_type &stream_on_off); + + //! Set the current time + virtual void set_time(const time_spec_t &time) = 0; + + //! Get the current time + virtual time_spec_t get_time(void) = 0; + + //! Call after the internal recv function + virtual size_t recv_post(rx_metadata_t &md, const size_t nsamps) = 0; + + //! Call before the internal send function + virtual void send_pre(const tx_metadata_t &md, double &timeout) = 0; + + //! Issue a stream command to receive + virtual void issue_stream_cmd(const stream_cmd_t &cmd) = 0; + + //! Get access to a buffer of async metadata + virtual transport::bounded_buffer<async_metadata_t> &get_async_queue(void) = 0; + + //! Get access to a buffer of inline metadata + virtual transport::bounded_buffer<rx_metadata_t> &get_inline_queue(void) = 0; + + //! Stops threads before deconstruction to avoid race conditions + virtual void stop(void) = 0; +}; + +}} //namespace + +#endif /* INCLUDED_LIBUHD_USRP_USRP1_SOFT_TIME_CTRL_HPP */ diff --git a/host/lib/usrp/usrp1/usrp1_calc_mux.hpp b/host/lib/usrp/usrp1/usrp1_calc_mux.hpp new file mode 100644 index 000000000..d86a7a809 --- /dev/null +++ b/host/lib/usrp/usrp1/usrp1_calc_mux.hpp @@ -0,0 +1,156 @@ +// +// Copyright 2010-2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include <uhd/config.hpp> +#include <uhd/exception.hpp> +#include <uhd/types/dict.hpp> +#include <uhd/utils/algorithm.hpp> +#include <boost/assign/list_of.hpp> +#include <boost/format.hpp> +#include <utility> +#include <vector> +#include <string> + +#ifndef INCLUDED_USRP1_CALC_MUX_HPP +#define INCLUDED_USRP1_CALC_MUX_HPP + +//db_name, conn_type for the mux calculations below... +typedef std::pair<std::string, std::string> mapping_pair_t; + +/*********************************************************************** + * Calculate the RX mux value: + * The I and Q mux values are intentionally reversed to flip I and Q + * to account for the reversal in the type conversion routines. + **********************************************************************/ +static int calc_rx_mux_pair(int adc_for_i, int adc_for_q){ + return (adc_for_i << 0) | (adc_for_q << 2); +} + +/*! + * 3 2 1 0 + * 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 + * +-----------------------+-------+-------+-------+-------+-+-----+ + * | must be zero | Q3| I3| Q2| I2| Q1| I1| Q0| I0|Z| NCH | + * +-----------------------+-------+-------+-------+-------+-+-----+ + */ +static boost::uint32_t calc_rx_mux(const std::vector<mapping_pair_t> &mapping){ + //create look-up-table for mapping dboard name and connection type to ADC flags + static const int ADC0 = 0, ADC1 = 1, ADC2 = 2, ADC3 = 3; + static const uhd::dict<std::string, uhd::dict<std::string, int> > name_to_conn_to_flag = boost::assign::map_list_of + ("A", boost::assign::map_list_of + ("IQ", calc_rx_mux_pair(ADC0, ADC1)) //I and Q + ("QI", calc_rx_mux_pair(ADC1, ADC0)) //I and Q + ("I", calc_rx_mux_pair(ADC0, ADC0)) //I and Q (Q identical but ignored Z=1) + ("Q", calc_rx_mux_pair(ADC1, ADC1)) //I and Q (Q identical but ignored Z=1) + ) + ("B", boost::assign::map_list_of + ("IQ", calc_rx_mux_pair(ADC2, ADC3)) //I and Q + ("QI", calc_rx_mux_pair(ADC3, ADC2)) //I and Q + ("I", calc_rx_mux_pair(ADC2, ADC2)) //I and Q (Q identical but ignored Z=1) + ("Q", calc_rx_mux_pair(ADC3, ADC3)) //I and Q (Q identical but ignored Z=1) + ) + ; + + //extract the number of channels + const size_t nchan = mapping.size(); + + //calculate the channel flags + int channel_flags = 0; + size_t num_reals = 0, num_quads = 0; + BOOST_FOREACH(const mapping_pair_t &pair, uhd::reversed(mapping)){ + const std::string name = pair.first, conn = pair.second; + if (conn == "IQ" or conn == "QI") num_quads++; + if (conn == "I" or conn == "Q") num_reals++; + channel_flags = (channel_flags << 4) | name_to_conn_to_flag[name][conn]; + } + + //calculate Z: + // for all real sources: Z = 1 + // for all quadrature sources: Z = 0 + // for mixed sources: warning + Z = 0 + int Z = (num_quads > 0)? 0 : 1; + if (num_quads != 0 and num_reals != 0) UHD_MSG(warning) << boost::format( + "Mixing real and quadrature rx subdevices is not supported.\n" + "The Q input to the real source(s) will be non-zero.\n" + ); + + //calculate the rx mux value + return ((channel_flags & 0xffff) << 4) | ((Z & 0x1) << 3) | ((nchan & 0x7) << 0); +} + +/*********************************************************************** + * Calculate the TX mux value: + * The I and Q mux values are intentionally reversed to flip I and Q + * to account for the reversal in the type conversion routines. + **********************************************************************/ +static int calc_tx_mux_pair(int chn_for_i, int chn_for_q){ + return (chn_for_i << 0) | (chn_for_q << 4); +} + +/*! + * 3 2 1 0 + * 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 + * +-----------------------+-------+-------+-------+-------+-+-----+ + * | | DAC1Q | DAC1I | DAC0Q | DAC0I |0| NCH | + * +-----------------------------------------------+-------+-+-----+ + */ +static boost::uint32_t calc_tx_mux(const std::vector<mapping_pair_t> &mapping){ + //create look-up-table for mapping channel number and connection type to flags + static const int ENB = 1 << 3, CHAN_I0 = 0, CHAN_Q0 = 1, CHAN_I1 = 2, CHAN_Q1 = 3; + static const uhd::dict<size_t, uhd::dict<std::string, int> > chan_to_conn_to_flag = boost::assign::map_list_of + (0, boost::assign::map_list_of + ("IQ", calc_tx_mux_pair(CHAN_I0 | ENB, CHAN_Q0 | ENB)) + ("QI", calc_tx_mux_pair(CHAN_Q0 | ENB, CHAN_I0 | ENB)) + ("I", calc_tx_mux_pair(CHAN_I0 | ENB, 0 )) + ("Q", calc_tx_mux_pair(0, CHAN_I0 | ENB)) + ) + (1, boost::assign::map_list_of + ("IQ", calc_tx_mux_pair(CHAN_I1 | ENB, CHAN_Q1 | ENB)) + ("QI", calc_tx_mux_pair(CHAN_Q1 | ENB, CHAN_I1 | ENB)) + ("I", calc_tx_mux_pair(CHAN_I1 | ENB, 0 )) + ("Q", calc_tx_mux_pair(0, CHAN_I1 | ENB)) + ) + ; + + //extract the number of channels + size_t nchan = mapping.size(); + + //calculate the channel flags + int channel_flags = 0, chan = 0; + uhd::dict<std::string, int> slot_to_chan_count = boost::assign::map_list_of("A", 0)("B", 0); + BOOST_FOREACH(const mapping_pair_t &pair, mapping){ + const std::string name = pair.first, conn = pair.second; + + //combine the channel flags: shift for slot A vs B + if (name == "A") channel_flags |= chan_to_conn_to_flag[chan][conn] << 0; + if (name == "B") channel_flags |= chan_to_conn_to_flag[chan][conn] << 8; + + //sanity check, only 1 channel per slot + slot_to_chan_count[name]++; + if (slot_to_chan_count[name] > 1) throw uhd::value_error( + "cannot assign dboard slot to multiple channels: " + name + ); + + //increment for the next channel + chan++; + } + + //calculate the tx mux value + return ((channel_flags & 0xffff) << 4) | ((nchan & 0x7) << 0); +} + +#endif /* INCLUDED_USRP1_CALC_MUX_HPP */ diff --git a/host/lib/usrp/usrp1/usrp1_iface.cpp b/host/lib/usrp/usrp1/usrp1_iface.cpp new file mode 100644 index 000000000..c790aecb4 --- /dev/null +++ b/host/lib/usrp/usrp1/usrp1_iface.cpp @@ -0,0 +1,205 @@ +// +// Copyright 2010-2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include "usrp1_iface.hpp" +#include "usrp_commands.h" +#include <uhd/utils/log.hpp> +#include <uhd/exception.hpp> +#include <uhd/utils/byteswap.hpp> +#include <boost/format.hpp> +#include <stdexcept> +#include <iomanip> + +using namespace uhd; +using namespace uhd::usrp; +using namespace uhd::transport; + +class usrp1_iface_impl : public usrp1_iface{ +public: + /******************************************************************* + * Structors + ******************************************************************/ + usrp1_iface_impl(uhd::usrp::fx2_ctrl::sptr ctrl_transport) + { + _ctrl_transport = ctrl_transport; + } + + ~usrp1_iface_impl(void) + { + /* NOP */ + } + + /******************************************************************* + * Peek and Poke + ******************************************************************/ + void poke32(boost::uint32_t addr, boost::uint32_t value) + { + boost::uint32_t swapped = uhd::htonx(value); + + UHD_LOGV(always) + << "poke32(" + << std::dec << std::setw(2) << addr << ", 0x" + << std::hex << std::setw(8) << value << ")" << std::endl + ; + + boost::uint8_t w_index_h = SPI_ENABLE_FPGA & 0xff; + boost::uint8_t w_index_l = (SPI_FMT_MSB | SPI_FMT_HDR_1) & 0xff; + + int ret =_ctrl_transport->usrp_control_write( + VRQ_SPI_WRITE, + addr & 0x7f, + (w_index_h << 8) | (w_index_l << 0), + (unsigned char*) &swapped, + sizeof(boost::uint32_t)); + + if (ret < 0) throw uhd::io_error("USRP1: failed control write"); + } + + boost::uint32_t peek32(boost::uint32_t addr) + { + UHD_LOGV(always) + << "peek32(" + << std::dec << std::setw(2) << addr << ")" << std::endl + ; + + boost::uint32_t value_out; + + boost::uint8_t w_index_h = SPI_ENABLE_FPGA & 0xff; + boost::uint8_t w_index_l = (SPI_FMT_MSB | SPI_FMT_HDR_1) & 0xff; + + int ret = _ctrl_transport->usrp_control_read( + VRQ_SPI_READ, + 0x80 | (addr & 0x7f), + (w_index_h << 8) | (w_index_l << 0), + (unsigned char*) &value_out, + sizeof(boost::uint32_t)); + + if (ret < 0) throw uhd::io_error("USRP1: failed control read"); + + return uhd::ntohx(value_out); + } + + void poke16(boost::uint32_t, boost::uint16_t) { + throw uhd::not_implemented_error("Unhandled command poke16()"); + } + + boost::uint16_t peek16(boost::uint32_t) { + throw uhd::not_implemented_error("Unhandled command peek16()"); + return 0; + } + + /******************************************************************* + * I2C + ******************************************************************/ + void write_i2c(boost::uint8_t addr, const byte_vector_t &bytes){ + return _ctrl_transport->write_i2c(addr, bytes); + } + + byte_vector_t read_i2c(boost::uint8_t addr, size_t num_bytes){ + return _ctrl_transport->read_i2c(addr, num_bytes); + } + + /******************************************************************* + * SPI + * + * For non-readback transactions use the SPI_WRITE command, which is + * simpler and uses the USB control buffer for OUT data. No data + * needs to be returned. + * + * For readback transactions use SPI_TRANSACT, which places up to + * 4 bytes of OUT data in the device request fields and uses the + * control buffer for IN data. + ******************************************************************/ + boost::uint32_t transact_spi(int which_slave, + const spi_config_t &, + boost::uint32_t bits, + size_t num_bits, + bool readback) + { + UHD_LOGV(always) + << "transact_spi: " << std::endl + << " slave: " << which_slave << std::endl + << " bits: " << bits << std::endl + << " num_bits: " << num_bits << std::endl + << " readback: " << readback << std::endl + ; + UHD_ASSERT_THROW((num_bits <= 32) && !(num_bits % 8)); + size_t num_bytes = num_bits / 8; + + if (readback) { + unsigned char buff[4] = { + (bits >> 0) & 0xff, (bits >> 8) & 0xff, + (bits >> 16) & 0xff, (bits >> 24) & 0xff + }; + //conditions where there are two header bytes + if (num_bytes >= 3 and buff[num_bytes-1] != 0 and buff[num_bytes-2] != 0 and buff[num_bytes-3] == 0){ + if (int(num_bytes-2) != _ctrl_transport->usrp_control_read( + VRQ_SPI_READ, (buff[num_bytes-1] << 8) | (buff[num_bytes-2] << 0), + (which_slave << 8) | SPI_FMT_MSB | SPI_FMT_HDR_2, + buff, num_bytes-2 + )) throw uhd::io_error("USRP1: failed SPI readback transaction"); + } + + //conditions where there is one header byte + else if (num_bytes >= 2 and buff[num_bytes-1] != 0 and buff[num_bytes-2] == 0){ + if (int(num_bytes-1) != _ctrl_transport->usrp_control_read( + VRQ_SPI_READ, buff[num_bytes-1], + (which_slave << 8) | SPI_FMT_MSB | SPI_FMT_HDR_1, + buff, num_bytes-1 + )) throw uhd::io_error("USRP1: failed SPI readback transaction"); + } + else{ + throw uhd::io_error("USRP1: invalid input data for SPI readback"); + } + boost::uint32_t val = (((boost::uint32_t)buff[0]) << 0) | + (((boost::uint32_t)buff[1]) << 8) | + (((boost::uint32_t)buff[2]) << 16) | + (((boost::uint32_t)buff[3]) << 24); + return val; + } + else { + // Byteswap on num_bytes + unsigned char buff[4] = { 0 }; + for (size_t i = 1; i <= num_bytes; i++) + buff[num_bytes - i] = (bits >> ((i - 1) * 8)) & 0xff; + + boost::uint8_t w_index_h = which_slave & 0xff; + boost::uint8_t w_index_l = (SPI_FMT_MSB | SPI_FMT_HDR_0) & 0xff; + + int ret =_ctrl_transport->usrp_control_write( + VRQ_SPI_WRITE, + 0x00, + (w_index_h << 8) | (w_index_l << 0), + buff, num_bytes); + + if (ret < 0) throw uhd::io_error("USRP1: failed SPI transaction"); + + return 0; + } + } + +private: + uhd::usrp::fx2_ctrl::sptr _ctrl_transport; +}; + +/*********************************************************************** + * Public Make Function + **********************************************************************/ +usrp1_iface::sptr usrp1_iface::make(uhd::usrp::fx2_ctrl::sptr ctrl_transport) +{ + return sptr(new usrp1_iface_impl(ctrl_transport)); +} diff --git a/host/lib/usrp/usrp1/usrp1_iface.hpp b/host/lib/usrp/usrp1/usrp1_iface.hpp new file mode 100644 index 000000000..c1ac34f25 --- /dev/null +++ b/host/lib/usrp/usrp1/usrp1_iface.hpp @@ -0,0 +1,44 @@ +// +// Copyright 2010-2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#ifndef INCLUDED_USRP1_IFACE_HPP +#define INCLUDED_USRP1_IFACE_HPP + +#include "fx2_ctrl.hpp" +#include "wb_iface.hpp" +#include <uhd/types/serial.hpp> +#include <boost/shared_ptr.hpp> +#include <boost/utility.hpp> + +/*! + * The usrp1 interface class: + * Provides a set of functions to implementation layer. + * Including spi, peek, poke, control... + */ +class usrp1_iface : public wb_iface, public uhd::i2c_iface, public uhd::spi_iface, boost::noncopyable{ +public: + typedef boost::shared_ptr<usrp1_iface> sptr; + + /*! + * Make a new usrp1 interface with the control transport. + * \param ctrl_transport the usrp controller object + * \return a new usrp1 interface object + */ + static sptr make(uhd::usrp::fx2_ctrl::sptr ctrl_transport); +}; + +#endif /* INCLUDED_USRP1_IFACE_HPP */ diff --git a/host/lib/usrp/usrp1/usrp1_impl.cpp b/host/lib/usrp/usrp1/usrp1_impl.cpp new file mode 100644 index 000000000..1db2efa0d --- /dev/null +++ b/host/lib/usrp/usrp1/usrp1_impl.cpp @@ -0,0 +1,501 @@ +// +// Copyright 2010-2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include "usrp1_impl.hpp" +#include "usrp_spi_defs.h" +#include "usrp_commands.h" +#include "fpga_regs_standard.h" +#include "fpga_regs_common.h" +#include "usrp_i2c_addr.h" +#include <uhd/utils/log.hpp> +#include <uhd/utils/safe_call.hpp> +#include <uhd/transport/usb_control.hpp> +#include <uhd/utils/msg.hpp> +#include <uhd/exception.hpp> +#include <uhd/utils/static.hpp> +#include <uhd/utils/images.hpp> +#include <boost/format.hpp> +#include <boost/assign/list_of.hpp> +#include <boost/filesystem.hpp> +#include <boost/thread/thread.hpp> +#include <boost/lexical_cast.hpp> +#include <boost/math/special_functions/round.hpp> +#include <cstdio> + +using namespace uhd; +using namespace uhd::usrp; +using namespace uhd::transport; + +const boost::uint16_t USRP1_VENDOR_ID = 0xfffe; +const boost::uint16_t USRP1_PRODUCT_ID = 0x0002; +const boost::uint16_t FX2_VENDOR_ID = 0x04b4; +const boost::uint16_t FX2_PRODUCT_ID = 0x8613; +static const boost::posix_time::milliseconds REENUMERATION_TIMEOUT_MS(3000); + +const std::vector<usrp1_impl::dboard_slot_t> usrp1_impl::_dboard_slots = boost::assign::list_of + (usrp1_impl::DBOARD_SLOT_A)(usrp1_impl::DBOARD_SLOT_B) +; + +/*********************************************************************** + * Discovery + **********************************************************************/ +static device_addrs_t usrp1_find(const device_addr_t &hint) +{ + device_addrs_t usrp1_addrs; + + //return an empty list of addresses when type is set to non-usrp1 + if (hint.has_key("type") and hint["type"] != "usrp1") return usrp1_addrs; + + //Return an empty list of addresses when an address is specified, + //since an address is intended for a different, non-USB, device. + if (hint.has_key("addr")) return usrp1_addrs; + + unsigned int vid, pid; + + if(hint.has_key("vid") && hint.has_key("pid") && hint.has_key("type") && hint["type"] == "usrp1") { + sscanf(hint.get("vid").c_str(), "%x", &vid); + sscanf(hint.get("pid").c_str(), "%x", &pid); + } else { + vid = USRP1_VENDOR_ID; + pid = USRP1_PRODUCT_ID; + } + + // Important note: + // The get device list calls are nested inside the for loop. + // This allows the usb guts to decontruct when not in use, + // so that re-enumeration after fw load can occur successfully. + // This requirement is a courtesy of libusb1.0 on windows. + + //find the usrps and load firmware + size_t found = 0; + BOOST_FOREACH(usb_device_handle::sptr handle, usb_device_handle::get_device_list(vid, pid)) { + //extract the firmware path for the USRP1 + std::string usrp1_fw_image; + try{ + usrp1_fw_image = find_image_path(hint.get("fw", "usrp1_fw.ihx")); + } + catch(...){ + UHD_MSG(warning) << boost::format( + "Could not locate USRP1 firmware.\n" + "Please install the images package.\n" + ); + return usrp1_addrs; + } + UHD_LOG << "USRP1 firmware image: " << usrp1_fw_image << std::endl; + + usb_control::sptr control; + try{control = usb_control::make(handle, 0);} + catch(const uhd::exception &){continue;} //ignore claimed + + fx2_ctrl::make(control)->usrp_load_firmware(usrp1_fw_image); + found++; + } + + //get descriptors again with serial number, but using the initialized VID/PID now since we have firmware + vid = USRP1_VENDOR_ID; + pid = USRP1_PRODUCT_ID; + + const boost::system_time timeout_time = boost::get_system_time() + REENUMERATION_TIMEOUT_MS; + + //search for the device until found or timeout + while (boost::get_system_time() < timeout_time and usrp1_addrs.empty() and found != 0) + { + BOOST_FOREACH(usb_device_handle::sptr handle, usb_device_handle::get_device_list(vid, pid)) + { + usb_control::sptr control; + try{control = usb_control::make(handle, 0);} + catch(const uhd::exception &){continue;} //ignore claimed + + fx2_ctrl::sptr fx2_ctrl = fx2_ctrl::make(control); + const mboard_eeprom_t mb_eeprom(*fx2_ctrl, mboard_eeprom_t::MAP_B000); + device_addr_t new_addr; + new_addr["type"] = "usrp1"; + new_addr["name"] = mb_eeprom["name"]; + new_addr["serial"] = handle->get_serial(); + //this is a found usrp1 when the hint serial and name match or blank + if ( + (not hint.has_key("name") or hint["name"] == new_addr["name"]) and + (not hint.has_key("serial") or hint["serial"] == new_addr["serial"]) + ){ + usrp1_addrs.push_back(new_addr); + } + } + } + + return usrp1_addrs; +} + +/*********************************************************************** + * Make + **********************************************************************/ +static device::sptr usrp1_make(const device_addr_t &device_addr){ + return device::sptr(new usrp1_impl(device_addr)); +} + +UHD_STATIC_BLOCK(register_usrp1_device){ + device::register_device(&usrp1_find, &usrp1_make); +} + +/*********************************************************************** + * Structors + **********************************************************************/ +usrp1_impl::usrp1_impl(const device_addr_t &device_addr){ + UHD_MSG(status) << "Opening a USRP1 device..." << std::endl; + + //extract the FPGA path for the USRP1 + std::string usrp1_fpga_image = find_image_path( + device_addr.get("fpga", "usrp1_fpga.rbf") + ); + UHD_LOG << "USRP1 FPGA image: " << usrp1_fpga_image << std::endl; + + //try to match the given device address with something on the USB bus + std::vector<usb_device_handle::sptr> device_list = + usb_device_handle::get_device_list(USRP1_VENDOR_ID, USRP1_PRODUCT_ID); + + //locate the matching handle in the device list + usb_device_handle::sptr handle; + BOOST_FOREACH(usb_device_handle::sptr dev_handle, device_list) { + if (dev_handle->get_serial() == device_addr["serial"]){ + handle = dev_handle; + break; + } + } + UHD_ASSERT_THROW(handle.get() != NULL); //better be found + + //////////////////////////////////////////////////////////////////// + // Create controller objects + //////////////////////////////////////////////////////////////////// + //usb_control::sptr usb_ctrl = usb_control::make(handle); + _fx2_ctrl = fx2_ctrl::make(usb_control::make(handle, 0)); + _fx2_ctrl->usrp_load_fpga(usrp1_fpga_image); + _fx2_ctrl->usrp_init(); + _data_transport = usb_zero_copy::make( + handle, // identifier + 2, 6, // IN interface, endpoint + 1, 2, // OUT interface, endpoint + device_addr // param hints + ); + _iface = usrp1_iface::make(_fx2_ctrl); + _soft_time_ctrl = soft_time_ctrl::make( + boost::bind(&usrp1_impl::rx_stream_on_off, this, _1) + ); + _dbc["A"]; _dbc["B"]; //ensure that keys exist + + // Normal mode with no loopback or Rx counting + _iface->poke32(FR_MODE, 0x00000000); + _iface->poke32(FR_DEBUG_EN, 0x00000000); + + UHD_LOG + << "USRP1 Capabilities" << std::endl + << " number of duc's: " << get_num_ddcs() << std::endl + << " number of ddc's: " << get_num_ducs() << std::endl + << " rx halfband: " << has_rx_halfband() << std::endl + << " tx halfband: " << has_tx_halfband() << std::endl + ; + + //////////////////////////////////////////////////////////////////// + // Initialize the properties tree + //////////////////////////////////////////////////////////////////// + _rx_dc_offset_shadow = 0; + _tree = property_tree::make(); + _tree->create<std::string>("/name").set("USRP1 Device"); + const fs_path mb_path = "/mboards/0"; + _tree->create<std::string>(mb_path / "name").set("USRP1 (Classic)"); + _tree->create<std::string>(mb_path / "load_eeprom") + .subscribe(boost::bind(&fx2_ctrl::usrp_load_eeprom, _fx2_ctrl, _1)); + + //////////////////////////////////////////////////////////////////// + // setup the mboard eeprom + //////////////////////////////////////////////////////////////////// + const mboard_eeprom_t mb_eeprom(*_fx2_ctrl, mboard_eeprom_t::MAP_B000); + _tree->create<mboard_eeprom_t>(mb_path / "eeprom") + .set(mb_eeprom) + .subscribe(boost::bind(&usrp1_impl::set_mb_eeprom, this, _1)); + + //////////////////////////////////////////////////////////////////// + // create clock control objects + //////////////////////////////////////////////////////////////////// + _master_clock_rate = 64e6; + if (device_addr.has_key("mcr")){ + try{ + _master_clock_rate = boost::lexical_cast<double>(device_addr["mcr"]); + } + catch(const std::exception &e){ + UHD_MSG(error) << "Error parsing FPGA clock rate from device address: " << e.what() << std::endl; + } + } + else if (not mb_eeprom["mcr"].empty()){ + try{ + _master_clock_rate = boost::lexical_cast<double>(mb_eeprom["mcr"]); + } + catch(const std::exception &e){ + UHD_MSG(error) << "Error parsing FPGA clock rate from EEPROM: " << e.what() << std::endl; + } + } + UHD_MSG(status) << boost::format("Using FPGA clock rate of %fMHz...") % (_master_clock_rate/1e6) << std::endl; + _tree->create<double>(mb_path / "tick_rate") + .subscribe(boost::bind(&usrp1_impl::update_tick_rate, this, _1)) + .set(_master_clock_rate); + + //////////////////////////////////////////////////////////////////// + // create codec control objects + //////////////////////////////////////////////////////////////////// + BOOST_FOREACH(const std::string &db, _dbc.keys()){ + _dbc[db].codec = usrp1_codec_ctrl::make(_iface, (db == "A")? SPI_ENABLE_CODEC_A : SPI_ENABLE_CODEC_B); + const fs_path rx_codec_path = mb_path / "rx_codecs" / db; + const fs_path tx_codec_path = mb_path / "tx_codecs" / db; + _tree->create<std::string>(rx_codec_path / "name").set("ad9522"); + _tree->create<meta_range_t>(rx_codec_path / "gains/pga/range").set(usrp1_codec_ctrl::rx_pga_gain_range); + _tree->create<double>(rx_codec_path / "gains/pga/value") + .coerce(boost::bind(&usrp1_impl::update_rx_codec_gain, this, db, _1)); + _tree->create<std::string>(tx_codec_path / "name").set("ad9522"); + _tree->create<meta_range_t>(tx_codec_path / "gains/pga/range").set(usrp1_codec_ctrl::tx_pga_gain_range); + _tree->create<double>(tx_codec_path / "gains/pga/value") + .subscribe(boost::bind(&usrp1_codec_ctrl::set_tx_pga_gain, _dbc[db].codec, _1)) + .publish(boost::bind(&usrp1_codec_ctrl::get_tx_pga_gain, _dbc[db].codec)); + } + + //////////////////////////////////////////////////////////////////// + // and do the misc mboard sensors + //////////////////////////////////////////////////////////////////// + //none for now... + _tree->create<int>(mb_path / "sensors"); //phony property so this dir exists + + //////////////////////////////////////////////////////////////////// + // create frontend control objects + //////////////////////////////////////////////////////////////////// + _tree->create<subdev_spec_t>(mb_path / "rx_subdev_spec") + .subscribe(boost::bind(&usrp1_impl::update_rx_subdev_spec, this, _1)); + _tree->create<subdev_spec_t>(mb_path / "tx_subdev_spec") + .subscribe(boost::bind(&usrp1_impl::update_tx_subdev_spec, this, _1)); + + BOOST_FOREACH(const std::string &db, _dbc.keys()){ + const fs_path rx_fe_path = mb_path / "rx_frontends" / db; + _tree->create<std::complex<double> >(rx_fe_path / "dc_offset" / "value") + .coerce(boost::bind(&usrp1_impl::set_rx_dc_offset, this, db, _1)) + .set(std::complex<double>(0.0, 0.0)); + _tree->create<bool>(rx_fe_path / "dc_offset" / "enable") + .subscribe(boost::bind(&usrp1_impl::set_enb_rx_dc_offset, this, db, _1)) + .set(true); + } + + //////////////////////////////////////////////////////////////////// + // create rx dsp control objects + //////////////////////////////////////////////////////////////////// + _tree->create<int>(mb_path / "rx_dsps"); //dummy in case we have none + for (size_t dspno = 0; dspno < get_num_ddcs(); dspno++){ + fs_path rx_dsp_path = mb_path / str(boost::format("rx_dsps/%u") % dspno); + _tree->create<meta_range_t>(rx_dsp_path / "rate/range") + .publish(boost::bind(&usrp1_impl::get_rx_dsp_host_rates, this)); + _tree->create<double>(rx_dsp_path / "rate/value") + .set(1e6) //some default rate + .coerce(boost::bind(&usrp1_impl::update_rx_samp_rate, this, dspno, _1)); + _tree->create<double>(rx_dsp_path / "freq/value") + .coerce(boost::bind(&usrp1_impl::update_rx_dsp_freq, this, dspno, _1)); + _tree->create<meta_range_t>(rx_dsp_path / "freq/range") + .publish(boost::bind(&usrp1_impl::get_rx_dsp_freq_range, this)); + _tree->create<stream_cmd_t>(rx_dsp_path / "stream_cmd"); + if (dspno == 0){ + //only subscribe the callback for dspno 0 since it will stream all dsps + _tree->access<stream_cmd_t>(rx_dsp_path / "stream_cmd") + .subscribe(boost::bind(&soft_time_ctrl::issue_stream_cmd, _soft_time_ctrl, _1)); + } + } + + //////////////////////////////////////////////////////////////////// + // create tx dsp control objects + //////////////////////////////////////////////////////////////////// + _tree->create<int>(mb_path / "tx_dsps"); //dummy in case we have none + for (size_t dspno = 0; dspno < get_num_ducs(); dspno++){ + fs_path tx_dsp_path = mb_path / str(boost::format("tx_dsps/%u") % dspno); + _tree->create<meta_range_t>(tx_dsp_path / "rate/range") + .publish(boost::bind(&usrp1_impl::get_tx_dsp_host_rates, this)); + _tree->create<double>(tx_dsp_path / "rate/value") + .set(1e6) //some default rate + .coerce(boost::bind(&usrp1_impl::update_tx_samp_rate, this, dspno, _1)); + _tree->create<double>(tx_dsp_path / "freq/value") + .coerce(boost::bind(&usrp1_impl::update_tx_dsp_freq, this, dspno, _1)); + _tree->create<meta_range_t>(tx_dsp_path / "freq/range") + .publish(boost::bind(&usrp1_impl::get_tx_dsp_freq_range, this)); + } + + //////////////////////////////////////////////////////////////////// + // create time control objects + //////////////////////////////////////////////////////////////////// + _tree->create<time_spec_t>(mb_path / "time/now") + .publish(boost::bind(&soft_time_ctrl::get_time, _soft_time_ctrl)) + .subscribe(boost::bind(&soft_time_ctrl::set_time, _soft_time_ctrl, _1)); + + _tree->create<std::vector<std::string> >(mb_path / "clock_source/options").set(std::vector<std::string>(1, "internal")); + _tree->create<std::vector<std::string> >(mb_path / "time_source/options").set(std::vector<std::string>(1, "none")); + _tree->create<std::string>(mb_path / "clock_source/value").set("internal"); + _tree->create<std::string>(mb_path / "time_source/value").set("none"); + + //////////////////////////////////////////////////////////////////// + // create dboard control objects + //////////////////////////////////////////////////////////////////// + BOOST_FOREACH(const std::string &db, _dbc.keys()){ + + //read the dboard eeprom to extract the dboard ids + dboard_eeprom_t rx_db_eeprom, tx_db_eeprom, gdb_eeprom; + rx_db_eeprom.load(*_fx2_ctrl, (db == "A")? (I2C_ADDR_RX_A) : (I2C_ADDR_RX_B)); + tx_db_eeprom.load(*_fx2_ctrl, (db == "A")? (I2C_ADDR_TX_A) : (I2C_ADDR_TX_B)); + gdb_eeprom.load(*_fx2_ctrl, (db == "A")? (I2C_ADDR_TX_A ^ 5) : (I2C_ADDR_TX_B ^ 5)); + + //create the properties and register subscribers + _tree->create<dboard_eeprom_t>(mb_path / "dboards" / db/ "rx_eeprom") + .set(rx_db_eeprom) + .subscribe(boost::bind(&usrp1_impl::set_db_eeprom, this, db, "rx", _1)); + _tree->create<dboard_eeprom_t>(mb_path / "dboards" / db/ "tx_eeprom") + .set(tx_db_eeprom) + .subscribe(boost::bind(&usrp1_impl::set_db_eeprom, this, db, "tx", _1)); + _tree->create<dboard_eeprom_t>(mb_path / "dboards" / db/ "gdb_eeprom") + .set(gdb_eeprom) + .subscribe(boost::bind(&usrp1_impl::set_db_eeprom, this, db, "gdb", _1)); + + //create a new dboard interface and manager + _dbc[db].dboard_iface = make_dboard_iface( + _iface, _dbc[db].codec, + (db == "A")? DBOARD_SLOT_A : DBOARD_SLOT_B, + _master_clock_rate, rx_db_eeprom.id + ); + _tree->create<dboard_iface::sptr>(mb_path / "dboards" / db/ "iface").set(_dbc[db].dboard_iface); + _dbc[db].dboard_manager = dboard_manager::make( + rx_db_eeprom.id, tx_db_eeprom.id, gdb_eeprom.id, + _dbc[db].dboard_iface, _tree->subtree(mb_path / "dboards" / db) + ); + + //init the subdev specs if we have a dboard (wont leave this loop empty) + if (rx_db_eeprom.id != dboard_id_t::none() or _rx_subdev_spec.empty()){ + _rx_subdev_spec = subdev_spec_t(db + ":" + _tree->list(mb_path / "dboards" / db / "rx_frontends").at(0)); + } + if (tx_db_eeprom.id != dboard_id_t::none() or _tx_subdev_spec.empty()){ + _tx_subdev_spec = subdev_spec_t(db + ":" + _tree->list(mb_path / "dboards" / db / "tx_frontends").at(0)); + } + } + + //initialize io handling + this->io_init(); + + //////////////////////////////////////////////////////////////////// + // do some post-init tasks + //////////////////////////////////////////////////////////////////// + this->update_rates(); + + //reset cordic rates and their properties to zero + BOOST_FOREACH(const std::string &name, _tree->list(mb_path / "rx_dsps")){ + _tree->access<double>(mb_path / "rx_dsps" / name / "freq" / "value").set(0.0); + } + + if (_tree->list(mb_path / "rx_dsps").size() > 0) + _tree->access<subdev_spec_t>(mb_path / "rx_subdev_spec").set(_rx_subdev_spec); + if (_tree->list(mb_path / "tx_dsps").size() > 0) + _tree->access<subdev_spec_t>(mb_path / "tx_subdev_spec").set(_tx_subdev_spec); + +} + +usrp1_impl::~usrp1_impl(void){ + UHD_SAFE_CALL( + this->enable_rx(false); + this->enable_tx(false); + ) + _soft_time_ctrl->stop(); //stops cmd task before proceeding + _io_impl.reset(); //stops vandal before other stuff gets deconstructed +} + +/*! + * Capabilities Register + * + * 3 2 1 0 + * 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 + * +-----------------------------------------------+-+-----+-+-----+ + * | Reserved |T|DUCs |R|DDCs | + * +-----------------------------------------------+-+-----+-+-----+ + */ +size_t usrp1_impl::get_num_ddcs(void){ + boost::uint32_t regval = _iface->peek32(FR_RB_CAPS); + return (regval >> 0) & 0x0007; +} + +size_t usrp1_impl::get_num_ducs(void){ + boost::uint32_t regval = _iface->peek32(FR_RB_CAPS); + return (regval >> 4) & 0x0007; +} + +bool usrp1_impl::has_rx_halfband(void){ + boost::uint32_t regval = _iface->peek32(FR_RB_CAPS); + return (regval >> 3) & 0x0001; +} + +bool usrp1_impl::has_tx_halfband(void){ + boost::uint32_t regval = _iface->peek32(FR_RB_CAPS); + return (regval >> 7) & 0x0001; +} + +/*********************************************************************** + * Properties callback methods below + **********************************************************************/ +void usrp1_impl::set_mb_eeprom(const uhd::usrp::mboard_eeprom_t &mb_eeprom){ + mb_eeprom.commit(*_fx2_ctrl, mboard_eeprom_t::MAP_B000); +} + +void usrp1_impl::set_db_eeprom(const std::string &db, const std::string &type, const uhd::usrp::dboard_eeprom_t &db_eeprom){ + if (type == "rx") db_eeprom.store(*_fx2_ctrl, (db == "A")? (I2C_ADDR_RX_A) : (I2C_ADDR_RX_B)); + if (type == "tx") db_eeprom.store(*_fx2_ctrl, (db == "A")? (I2C_ADDR_TX_A) : (I2C_ADDR_TX_B)); + if (type == "gdb") db_eeprom.store(*_fx2_ctrl, (db == "A")? (I2C_ADDR_TX_A ^ 5) : (I2C_ADDR_TX_B ^ 5)); +} + +double usrp1_impl::update_rx_codec_gain(const std::string &db, const double gain){ + //set gain on both I and Q, readback on one + //TODO in the future, gains should have individual control + _dbc[db].codec->set_rx_pga_gain(gain, 'A'); + _dbc[db].codec->set_rx_pga_gain(gain, 'B'); + return _dbc[db].codec->get_rx_pga_gain('A'); +} + +uhd::meta_range_t usrp1_impl::get_rx_dsp_freq_range(void){ + return meta_range_t(-_master_clock_rate/2, +_master_clock_rate/2); +} + +uhd::meta_range_t usrp1_impl::get_tx_dsp_freq_range(void){ + //magic scalar comes from codec control: + return meta_range_t(-_master_clock_rate*0.6875, +_master_clock_rate*0.6875); +} + +void usrp1_impl::set_enb_rx_dc_offset(const std::string &db, const bool enb){ + const size_t shift = (db == "A")? 0 : 2; + _rx_dc_offset_shadow &= ~(0x3 << shift); //clear bits + _rx_dc_offset_shadow |= ((enb)? 0x3 : 0x0) << shift; + _iface->poke32(FR_DC_OFFSET_CL_EN, _rx_dc_offset_shadow & 0xf); +} + +std::complex<double> usrp1_impl::set_rx_dc_offset(const std::string &db, const std::complex<double> &offset){ + const boost::int32_t i_off = boost::math::iround(offset.real() * (1ul << 31)); + const boost::int32_t q_off = boost::math::iround(offset.imag() * (1ul << 31)); + + if (db == "A"){ + _iface->poke32(FR_ADC_OFFSET_0, i_off); + _iface->poke32(FR_ADC_OFFSET_1, q_off); + } + + if (db == "B"){ + _iface->poke32(FR_ADC_OFFSET_2, i_off); + _iface->poke32(FR_ADC_OFFSET_3, q_off); + } + + return std::complex<double>(double(i_off) * (1ul << 31), double(q_off) * (1ul << 31)); +} diff --git a/host/lib/usrp/usrp1/usrp1_impl.hpp b/host/lib/usrp/usrp1/usrp1_impl.hpp new file mode 100644 index 000000000..fd1b8c193 --- /dev/null +++ b/host/lib/usrp/usrp1/usrp1_impl.hpp @@ -0,0 +1,175 @@ +// +// Copyright 2010-2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include "usrp1_iface.hpp" +#include "codec_ctrl.hpp" +#include "soft_time_ctrl.hpp" +#include <uhd/device.hpp> +#include <uhd/property_tree.hpp> +#include <uhd/utils/pimpl.hpp> +#include <uhd/types/dict.hpp> +#include <uhd/types/otw_type.hpp> +#include <uhd/types/clock_config.hpp> +#include <uhd/types/stream_cmd.hpp> +#include <uhd/usrp/dboard_id.hpp> +#include <uhd/usrp/mboard_eeprom.hpp> +#include <uhd/usrp/subdev_spec.hpp> +#include <uhd/usrp/dboard_eeprom.hpp> +#include <uhd/usrp/dboard_manager.hpp> +#include <uhd/transport/usb_zero_copy.hpp> +#include <boost/weak_ptr.hpp> +#include <complex> + +#ifndef INCLUDED_USRP1_IMPL_HPP +#define INCLUDED_USRP1_IMPL_HPP + +/*! + * USRP1 implementation guts: + * The implementation details are encapsulated here. + * Handles properties on the mboard, dboard, dsps... + */ +class usrp1_impl : public uhd::device { +public: + //! used everywhere to differentiate slots/sides... + enum dboard_slot_t{ + DBOARD_SLOT_A = 'A', + DBOARD_SLOT_B = 'B' + }; + //and a way to enumerate through a list of the above... + static const std::vector<dboard_slot_t> _dboard_slots; + + //structors + usrp1_impl(const uhd::device_addr_t &); + ~usrp1_impl(void); + + //the io interface + uhd::rx_streamer::sptr get_rx_stream(const uhd::stream_args_t &args); + uhd::tx_streamer::sptr get_tx_stream(const uhd::stream_args_t &args); + bool recv_async_msg(uhd::async_metadata_t &, double); + +private: + uhd::property_tree::sptr _tree; + + //device properties interface + uhd::property_tree::sptr get_tree(void) const{ + return _tree; + } + + //controllers + uhd::usrp::fx2_ctrl::sptr _fx2_ctrl; + usrp1_iface::sptr _iface; + uhd::usrp::soft_time_ctrl::sptr _soft_time_ctrl; + uhd::transport::usb_zero_copy::sptr _data_transport; + struct db_container_type{ + usrp1_codec_ctrl::sptr codec; + uhd::usrp::dboard_iface::sptr dboard_iface; + uhd::usrp::dboard_manager::sptr dboard_manager; + }; + uhd::dict<std::string, db_container_type> _dbc; + + double _master_clock_rate; //clock rate shadow + + //weak pointers to streamers for update purposes + boost::weak_ptr<uhd::rx_streamer> _rx_streamer; + boost::weak_ptr<uhd::tx_streamer> _tx_streamer; + + void set_mb_eeprom(const uhd::usrp::mboard_eeprom_t &); + void set_db_eeprom(const std::string &, const std::string &, const uhd::usrp::dboard_eeprom_t &); + double update_rx_codec_gain(const std::string &, const double); //sets A and B at once + void update_rx_subdev_spec(const uhd::usrp::subdev_spec_t &); + void update_tx_subdev_spec(const uhd::usrp::subdev_spec_t &); + double update_rx_samp_rate(size_t dspno, const double); + double update_tx_samp_rate(size_t dspno, const double); + void update_rates(void); + double update_rx_dsp_freq(const size_t, const double); + double update_tx_dsp_freq(const size_t, const double); + void update_tick_rate(const double rate); + uhd::meta_range_t get_rx_dsp_freq_range(void); + uhd::meta_range_t get_tx_dsp_freq_range(void); + uhd::meta_range_t get_rx_dsp_host_rates(void); + uhd::meta_range_t get_tx_dsp_host_rates(void); + size_t _rx_dc_offset_shadow; + void set_enb_rx_dc_offset(const std::string &db, const bool); + std::complex<double> set_rx_dc_offset(const std::string &db, const std::complex<double> &); + + static uhd::usrp::dboard_iface::sptr make_dboard_iface( + usrp1_iface::sptr, + usrp1_codec_ctrl::sptr, + dboard_slot_t, + const double &, + const uhd::usrp::dboard_id_t & + ); + + //handle io stuff + UHD_PIMPL_DECL(io_impl) _io_impl; + void io_init(void); + void rx_stream_on_off(bool); + void tx_stream_on_off(bool); + void handle_overrun(size_t); + + //channel mapping shadows + uhd::usrp::subdev_spec_t _rx_subdev_spec, _tx_subdev_spec; + + //capabilities + size_t get_num_ducs(void); + size_t get_num_ddcs(void); + bool has_rx_halfband(void); + bool has_tx_halfband(void); + + void vandal_conquest_loop(void); + + //handle the enables + bool _rx_enabled, _tx_enabled; + void enable_rx(bool enb){ + _rx_enabled = enb; + _fx2_ctrl->usrp_rx_enable(enb); + } + void enable_tx(bool enb){ + _tx_enabled = enb; + _fx2_ctrl->usrp_tx_enable(enb); + } + + //conditionally disable and enable rx + bool disable_rx(void){ + if (_rx_enabled){ + enable_rx(false); + return true; + } + return false; + } + void restore_rx(bool last){ + if (last != _rx_enabled){ + enable_rx(last); + } + } + + //conditionally disable and enable tx + bool disable_tx(void){ + if (_tx_enabled){ + enable_tx(false); + return true; + } + return false; + } + void restore_tx(bool last){ + if (last != _tx_enabled){ + enable_tx(last); + } + } +}; + +#endif /* INCLUDED_USRP1_IMPL_HPP */ diff --git a/host/lib/usrp/usrp2/CMakeLists.txt b/host/lib/usrp/usrp2/CMakeLists.txt new file mode 100644 index 000000000..da39d9df1 --- /dev/null +++ b/host/lib/usrp/usrp2/CMakeLists.txt @@ -0,0 +1,37 @@ +# +# Copyright 2011-2012 Ettus Research LLC +# +# This program is free software: you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation, either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. +# + +######################################################################## +# This file included, use CMake directory variables +######################################################################## + +######################################################################## +# Conditionally configure the USRP2 support +######################################################################## +LIBUHD_REGISTER_COMPONENT("USRP2" ENABLE_USRP2 ON "ENABLE_LIBUHD" OFF) + +IF(ENABLE_USRP2) + LIBUHD_APPEND_SOURCES( + ${CMAKE_CURRENT_SOURCE_DIR}/clock_ctrl.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/codec_ctrl.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/dboard_iface.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/io_impl.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/usrp2_iface.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/usrp2_impl.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/usrp2_fifo_ctrl.cpp + ) +ENDIF(ENABLE_USRP2) diff --git a/host/lib/usrp/usrp2/clock_ctrl.cpp b/host/lib/usrp/usrp2/clock_ctrl.cpp new file mode 100644 index 000000000..769795aad --- /dev/null +++ b/host/lib/usrp/usrp2/clock_ctrl.cpp @@ -0,0 +1,391 @@ +// +// Copyright 2010-2012 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include "clock_ctrl.hpp" +#include "ad9510_regs.hpp" +#include "usrp2_regs.hpp" //spi slave constants +#include "usrp2_clk_regs.hpp" +#include <uhd/utils/safe_call.hpp> +#include <uhd/utils/assert_has.hpp> +#include <boost/cstdint.hpp> +#include <boost/lexical_cast.hpp> +#include <boost/math/special_functions/round.hpp> +#include <iostream> + +using namespace uhd; + +static const bool enb_test_clk = false; + +/*! + * A usrp2 clock control specific to the ad9510 ic. + */ +class usrp2_clock_ctrl_impl : public usrp2_clock_ctrl{ +public: + usrp2_clock_ctrl_impl(usrp2_iface::sptr iface, uhd::spi_iface::sptr spiface){ + _iface = iface; + _spiface = spiface; + clk_regs = usrp2_clk_regs_t(_iface->get_rev()); + + _ad9510_regs.cp_current_setting = ad9510_regs_t::CP_CURRENT_SETTING_3_0MA; + this->write_reg(clk_regs.pll_3); + + // Setup the clock registers to 100MHz: + // This was already done by the firmware (or the host couldnt communicate). + // We could remove this part, and just leave it to the firmware. + // But why not leave it in for those who want to mess with clock settings? + // 100mhz = 10mhz/R * (P*B + A) + + _ad9510_regs.pll_power_down = ad9510_regs_t::PLL_POWER_DOWN_NORMAL; + _ad9510_regs.prescaler_value = ad9510_regs_t::PRESCALER_VALUE_DIV2; + this->write_reg(clk_regs.pll_4); + + _ad9510_regs.acounter = 0; + this->write_reg(clk_regs.acounter); + + _ad9510_regs.bcounter_msb = 0; + _ad9510_regs.bcounter_lsb = 5; + this->write_reg(clk_regs.bcounter_msb); + this->write_reg(clk_regs.bcounter_lsb); + + _ad9510_regs.ref_counter_msb = 0; + _ad9510_regs.ref_counter_lsb = 1; // r divider = 1 + this->write_reg(clk_regs.ref_counter_msb); + this->write_reg(clk_regs.ref_counter_lsb); + + /* regs will be updated in commands below */ + + this->enable_external_ref(false); + this->enable_rx_dboard_clock(false); + this->enable_tx_dboard_clock(false); + this->enable_mimo_clock_out(false); + + /* private clock enables, must be set here */ + this->enable_dac_clock(true); + this->enable_adc_clock(true); + this->enable_test_clock(enb_test_clk); + } + + ~usrp2_clock_ctrl_impl(void){UHD_SAFE_CALL( + //power down clock outputs + this->enable_external_ref(false); + this->enable_rx_dboard_clock(false); + this->enable_tx_dboard_clock(false); + this->enable_dac_clock(false); + this->enable_adc_clock(false); + this->enable_mimo_clock_out(false); + this->enable_test_clock(false); + )} + + void enable_mimo_clock_out(bool enb){ + //calculate the low and high dividers + size_t divider = size_t(this->get_master_clock_rate()/10e6); + size_t high = divider/2; + size_t low = divider - high; + + switch(clk_regs.exp){ + case 2: //U2 rev 3 + _ad9510_regs.power_down_lvpecl_out2 = enb? + ad9510_regs_t::POWER_DOWN_LVPECL_OUT2_NORMAL : + ad9510_regs_t::POWER_DOWN_LVPECL_OUT2_SAFE_PD; + _ad9510_regs.output_level_lvpecl_out2 = ad9510_regs_t::OUTPUT_LEVEL_LVPECL_OUT2_810MV; + //set the registers (divider - 1) + _ad9510_regs.divider_low_cycles_out2 = low - 1; + _ad9510_regs.divider_high_cycles_out2 = high - 1; + _ad9510_regs.bypass_divider_out2 = 0; + break; + + case 5: //U2 rev 4 + _ad9510_regs.power_down_lvds_cmos_out5 = enb? 0 : 1; + _ad9510_regs.lvds_cmos_select_out5 = ad9510_regs_t::LVDS_CMOS_SELECT_OUT5_LVDS; + _ad9510_regs.output_level_lvds_out5 = ad9510_regs_t::OUTPUT_LEVEL_LVDS_OUT5_1_75MA; + //set the registers (divider - 1) + _ad9510_regs.divider_low_cycles_out5 = low - 1; + _ad9510_regs.divider_high_cycles_out5 = high - 1; + _ad9510_regs.bypass_divider_out5 = 0; + break; + + case 6: //U2+ + _ad9510_regs.power_down_lvds_cmos_out6 = enb? 0 : 1; + _ad9510_regs.lvds_cmos_select_out6 = ad9510_regs_t::LVDS_CMOS_SELECT_OUT6_LVDS; + _ad9510_regs.output_level_lvds_out6 = ad9510_regs_t::OUTPUT_LEVEL_LVDS_OUT6_1_75MA; + //set the registers (divider - 1) + _ad9510_regs.divider_low_cycles_out6 = low - 1; + _ad9510_regs.divider_high_cycles_out6 = high - 1; + _ad9510_regs.bypass_divider_out5 = 0; + break; + + default: + break; + } + this->write_reg(clk_regs.output(clk_regs.exp)); + this->write_reg(clk_regs.div_lo(clk_regs.exp)); + this->update_regs(); + } + + //uses output clock 7 (cmos) + void enable_rx_dboard_clock(bool enb){ + switch(_iface->get_rev()) { + case usrp2_iface::USRP_N200_R4: + case usrp2_iface::USRP_N210_R4: + _ad9510_regs.power_down_lvds_cmos_out7 = enb? 0 : 1; + _ad9510_regs.lvds_cmos_select_out7 = ad9510_regs_t::LVDS_CMOS_SELECT_OUT7_LVDS; + _ad9510_regs.output_level_lvds_out7 = ad9510_regs_t::OUTPUT_LEVEL_LVDS_OUT7_1_75MA; + this->write_reg(clk_regs.output(clk_regs.rx_db)); + this->update_regs(); + break; + default: + _ad9510_regs.power_down_lvds_cmos_out7 = enb? 0 : 1; + _ad9510_regs.lvds_cmos_select_out7 = ad9510_regs_t::LVDS_CMOS_SELECT_OUT7_CMOS; + _ad9510_regs.output_level_lvds_out7 = ad9510_regs_t::OUTPUT_LEVEL_LVDS_OUT7_1_75MA; + this->write_reg(clk_regs.output(clk_regs.rx_db)); + this->update_regs(); + break; + } + } + + void set_rate_rx_dboard_clock(double rate){ + assert_has(get_rates_rx_dboard_clock(), rate, "rx dboard clock rate"); + size_t divider = size_t(get_master_clock_rate()/rate); + //bypass when the divider ratio is one + _ad9510_regs.bypass_divider_out7 = (divider == 1)? 1 : 0; + //calculate the low and high dividers + size_t high = divider/2; + size_t low = divider - high; + //set the registers (divider - 1) + _ad9510_regs.divider_low_cycles_out7 = low - 1; + _ad9510_regs.divider_high_cycles_out7 = high - 1; + //write the registers + this->write_reg(clk_regs.div_lo(clk_regs.rx_db)); + this->write_reg(clk_regs.div_hi(clk_regs.rx_db)); + this->update_regs(); + } + + std::vector<double> get_rates_rx_dboard_clock(void){ + std::vector<double> rates; + for (size_t i = 1; i <= 16+16; i++) rates.push_back(get_master_clock_rate()/i); + return rates; + } + + //uses output clock 6 (cmos) on USRP2, output clock 5 (cmos) on N200/N210 r3, + //and output clock 5 (lvds) on N200/N210 r4 + void enable_tx_dboard_clock(bool enb){ + switch(_iface->get_rev()) { + case usrp2_iface::USRP_N200_R4: + case usrp2_iface::USRP_N210_R4: + _ad9510_regs.power_down_lvds_cmos_out5 = enb? 0 : 1; + _ad9510_regs.lvds_cmos_select_out5 = ad9510_regs_t::LVDS_CMOS_SELECT_OUT5_LVDS; + _ad9510_regs.output_level_lvds_out5 = ad9510_regs_t::OUTPUT_LEVEL_LVDS_OUT5_1_75MA; + break; + case usrp2_iface::USRP_N200: + case usrp2_iface::USRP_N210: + _ad9510_regs.power_down_lvds_cmos_out5 = enb? 0 : 1; + _ad9510_regs.lvds_cmos_select_out5 = ad9510_regs_t::LVDS_CMOS_SELECT_OUT5_CMOS; + _ad9510_regs.output_level_lvds_out5 = ad9510_regs_t::OUTPUT_LEVEL_LVDS_OUT5_1_75MA; + break; + case usrp2_iface::USRP2_REV3: + case usrp2_iface::USRP2_REV4: + _ad9510_regs.power_down_lvds_cmos_out6 = enb? 0 : 1; + _ad9510_regs.lvds_cmos_select_out6 = ad9510_regs_t::LVDS_CMOS_SELECT_OUT6_CMOS; + _ad9510_regs.output_level_lvds_out6 = ad9510_regs_t::OUTPUT_LEVEL_LVDS_OUT6_1_75MA; + break; + + default: + throw uhd::not_implemented_error("enable_tx_dboard_clock: unknown hardware version"); + break; + } + + this->write_reg(clk_regs.output(clk_regs.tx_db)); + this->update_regs(); + } + + void set_rate_tx_dboard_clock(double rate){ + assert_has(get_rates_tx_dboard_clock(), rate, "tx dboard clock rate"); + size_t divider = size_t(get_master_clock_rate()/rate); + //bypass when the divider ratio is one + _ad9510_regs.bypass_divider_out6 = (divider == 1)? 1 : 0; + //calculate the low and high dividers + size_t high = divider/2; + size_t low = divider - high; + + switch(clk_regs.tx_db) { + case 5: //USRP2+ + _ad9510_regs.bypass_divider_out5 = (divider == 1)? 1 : 0; + _ad9510_regs.divider_low_cycles_out5 = low - 1; + _ad9510_regs.divider_high_cycles_out5 = high - 1; + break; + case 6: //USRP2 + //bypass when the divider ratio is one + _ad9510_regs.bypass_divider_out6 = (divider == 1)? 1 : 0; + //set the registers (divider - 1) + _ad9510_regs.divider_low_cycles_out6 = low - 1; + _ad9510_regs.divider_high_cycles_out6 = high - 1; + break; + } + + //write the registers + this->write_reg(clk_regs.div_hi(clk_regs.tx_db)); + this->write_reg(clk_regs.div_lo(clk_regs.tx_db)); + this->update_regs(); + } + + std::vector<double> get_rates_tx_dboard_clock(void){ + return get_rates_rx_dboard_clock(); //same master clock, same dividers... + } + + void enable_test_clock(bool enb) { + _ad9510_regs.power_down_lvpecl_out0 = enb? + ad9510_regs_t::POWER_DOWN_LVPECL_OUT0_NORMAL : + ad9510_regs_t::POWER_DOWN_LVPECL_OUT0_SAFE_PD; + _ad9510_regs.output_level_lvpecl_out0 = ad9510_regs_t::OUTPUT_LEVEL_LVPECL_OUT0_810MV; + _ad9510_regs.divider_low_cycles_out0 = 0; + _ad9510_regs.divider_high_cycles_out0 = 0; + _ad9510_regs.bypass_divider_out0 = 1; + this->write_reg(0x3c); + this->write_reg(0x48); + this->write_reg(0x49); + } + + /*! + * If we are to use an external reference, enable the charge pump. + * \param enb true to enable the CP + */ + void enable_external_ref(bool enb){ + _ad9510_regs.charge_pump_mode = (enb)? + ad9510_regs_t::CHARGE_PUMP_MODE_NORMAL : + ad9510_regs_t::CHARGE_PUMP_MODE_3STATE ; + _ad9510_regs.pll_mux_control = ad9510_regs_t::PLL_MUX_CONTROL_DLD_HIGH; + _ad9510_regs.pfd_polarity = ad9510_regs_t::PFD_POLARITY_POS; + this->write_reg(clk_regs.pll_2); + this->update_regs(); + } + + double get_master_clock_rate(void){ + return 100e6; + } + + void set_mimo_clock_delay(double delay) { + //delay_val is a 5-bit value (0-31) for fine control + //the equations below determine delay for a given ramp current, # of caps and fine delay register + //delay range: + //range_ns = 200*((caps+3)/i_ramp_ua)*1.3286 + //offset (zero delay): + //offset_ns = 0.34 + (1600 - i_ramp_ua)*1e-4 + ((caps-1)/ramp)*6 + //delay_ns = offset_ns + range_ns * delay / 31 + + int delay_val = boost::math::iround(delay/9.744e-9*31); + + if(delay_val == 0) { + switch(clk_regs.exp) { + case 5: + _ad9510_regs.delay_control_out5 = 1; + break; + case 6: + _ad9510_regs.delay_control_out6 = 1; + break; + default: + break; //delay not supported on U2 rev 3 + } + } else { + switch(clk_regs.exp) { + case 5: + _ad9510_regs.delay_control_out5 = 0; + _ad9510_regs.ramp_current_out5 = ad9510_regs_t::RAMP_CURRENT_OUT5_200UA; + _ad9510_regs.ramp_capacitor_out5 = ad9510_regs_t::RAMP_CAPACITOR_OUT5_4CAPS; + _ad9510_regs.delay_fine_adjust_out5 = delay_val; + this->write_reg(0x34); + this->write_reg(0x35); + this->write_reg(0x36); + break; + case 6: + _ad9510_regs.delay_control_out6 = 0; + _ad9510_regs.ramp_current_out6 = ad9510_regs_t::RAMP_CURRENT_OUT6_200UA; + _ad9510_regs.ramp_capacitor_out6 = ad9510_regs_t::RAMP_CAPACITOR_OUT6_4CAPS; + _ad9510_regs.delay_fine_adjust_out6 = delay_val; + this->write_reg(0x38); + this->write_reg(0x39); + this->write_reg(0x3A); + break; + default: + break; + } + } + } + +private: + /*! + * Write a single register to the spi regs. + * \param addr the address to write + */ + void write_reg(boost::uint8_t addr){ + boost::uint32_t data = _ad9510_regs.get_write_reg(addr); + _spiface->write_spi(SPI_SS_AD9510, spi_config_t::EDGE_RISE, data, 24); + } + + /*! + * Tells the ad9510 to latch the settings into the operational registers. + */ + void update_regs(void){ + _ad9510_regs.update_registers = 1; + this->write_reg(clk_regs.update); + } + + //uses output clock 3 (pecl) + //this is the same between USRP2 and USRP2+ and doesn't get a switch statement + void enable_dac_clock(bool enb){ + _ad9510_regs.power_down_lvpecl_out3 = (enb)? + ad9510_regs_t::POWER_DOWN_LVPECL_OUT3_NORMAL : + ad9510_regs_t::POWER_DOWN_LVPECL_OUT3_SAFE_PD; + _ad9510_regs.output_level_lvpecl_out3 = ad9510_regs_t::OUTPUT_LEVEL_LVPECL_OUT3_810MV; + _ad9510_regs.bypass_divider_out3 = 1; + this->write_reg(clk_regs.output(clk_regs.dac)); + this->write_reg(clk_regs.div_hi(clk_regs.dac)); + this->update_regs(); + } + + //uses output clock 4 (lvds) on USRP2 and output clock 2 (lvpecl) on USRP2+ + void enable_adc_clock(bool enb){ + switch(clk_regs.adc) { + case 2: + _ad9510_regs.power_down_lvpecl_out2 = enb? ad9510_regs_t::POWER_DOWN_LVPECL_OUT2_NORMAL : ad9510_regs_t::POWER_DOWN_LVPECL_OUT2_SAFE_PD; + _ad9510_regs.output_level_lvpecl_out2 = ad9510_regs_t::OUTPUT_LEVEL_LVPECL_OUT2_500MV; + _ad9510_regs.bypass_divider_out2 = 1; + break; + case 4: + _ad9510_regs.power_down_lvds_cmos_out4 = enb? 0 : 1; + _ad9510_regs.lvds_cmos_select_out4 = ad9510_regs_t::LVDS_CMOS_SELECT_OUT4_LVDS; + _ad9510_regs.output_level_lvds_out4 = ad9510_regs_t::OUTPUT_LEVEL_LVDS_OUT4_1_75MA; + _ad9510_regs.bypass_divider_out4 = 1; + break; + } + + this->write_reg(clk_regs.output(clk_regs.adc)); + this->write_reg(clk_regs.div_hi(clk_regs.adc)); + this->update_regs(); + } + + usrp2_iface::sptr _iface; + uhd::spi_iface::sptr _spiface; + usrp2_clk_regs_t clk_regs; + ad9510_regs_t _ad9510_regs; +}; + +/*********************************************************************** + * Public make function for the ad9510 clock control + **********************************************************************/ +usrp2_clock_ctrl::sptr usrp2_clock_ctrl::make(usrp2_iface::sptr iface, uhd::spi_iface::sptr spiface){ + return sptr(new usrp2_clock_ctrl_impl(iface, spiface)); +} diff --git a/host/lib/usrp/usrp2/clock_ctrl.hpp b/host/lib/usrp/usrp2/clock_ctrl.hpp new file mode 100644 index 000000000..067e1e35d --- /dev/null +++ b/host/lib/usrp/usrp2/clock_ctrl.hpp @@ -0,0 +1,110 @@ +// +// Copyright 2010-2012 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#ifndef INCLUDED_CLOCK_CTRL_HPP +#define INCLUDED_CLOCK_CTRL_HPP + +#include "usrp2_iface.hpp" +#include <boost/shared_ptr.hpp> +#include <boost/utility.hpp> +#include <vector> + +class usrp2_clock_ctrl : boost::noncopyable{ +public: + typedef boost::shared_ptr<usrp2_clock_ctrl> sptr; + + /*! + * Make a clock config for the ad9510 ic. + * \param iface a pointer to the usrp2 interface object + * \param spiface the interface to spi + * \return a new clock control object + */ + static sptr make(usrp2_iface::sptr iface, uhd::spi_iface::sptr spiface); + + /*! + * Get the master clock frequency for the fpga. + * \return the clock frequency in Hz + */ + virtual double get_master_clock_rate(void) = 0; + + /*! + * Enable/disable the rx dboard clock. + * \param enb true to enable + */ + virtual void enable_rx_dboard_clock(bool enb) = 0; + + /*! + * Set the clock rate on the rx dboard clock. + * \param rate the new clock rate + * \throw exception when rate invalid + */ + virtual void set_rate_rx_dboard_clock(double rate) = 0; + + /*! + * Get a list of possible rx dboard clock rates. + * \return a list of clock rates in Hz + */ + virtual std::vector<double> get_rates_rx_dboard_clock(void) = 0; + + /*! + * Enable/disable the tx dboard clock. + * \param enb true to enable + */ + virtual void enable_tx_dboard_clock(bool enb) = 0; + + /*! + * Set the clock rate on the tx dboard clock. + * \param rate the new clock rate + * \throw exception when rate invalid + */ + virtual void set_rate_tx_dboard_clock(double rate) = 0; + + /*! + * Get a list of possible tx dboard clock rates. + * \return a list of clock rates in Hz + */ + virtual std::vector<double> get_rates_tx_dboard_clock(void) = 0; + + /*! + * Enable/disable external reference. + * \param enb true to enable + */ + virtual void enable_external_ref(bool enb) = 0; + + /*! + * Enable/disable test clock output. + * \param enb true to enable + */ + virtual void enable_test_clock(bool enb) = 0; + + /*! + * Enable/disable the ref clock output over the serdes cable. + * \param enb true to enable + */ + virtual void enable_mimo_clock_out(bool enb) = 0; + + /*! + * Set the output delay of the mimo clock + * Used to synchronise daisy-chained USRPs over the MIMO cable + * Can also be used to adjust delay for uneven reference cable lengths + * \param delay the clock delay in seconds + */ + virtual void set_mimo_clock_delay(double delay) = 0; + +}; + +#endif /* INCLUDED_CLOCK_CTRL_HPP */ diff --git a/host/lib/usrp/usrp2/codec_ctrl.cpp b/host/lib/usrp/usrp2/codec_ctrl.cpp new file mode 100644 index 000000000..b53c4d9df --- /dev/null +++ b/host/lib/usrp/usrp2/codec_ctrl.cpp @@ -0,0 +1,218 @@ +// +// Copyright 2010-2012 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include "codec_ctrl.hpp" +#include "ad9777_regs.hpp" +#include "ads62p44_regs.hpp" +#include "usrp2_regs.hpp" +#include <uhd/utils/log.hpp> +#include <uhd/utils/safe_call.hpp> +#include <uhd/exception.hpp> +#include <boost/cstdint.hpp> +#include <boost/foreach.hpp> + +using namespace uhd; + +/*! + * A usrp2 codec control specific to the ad9777 ic. + */ +class usrp2_codec_ctrl_impl : public usrp2_codec_ctrl{ +public: + usrp2_codec_ctrl_impl(usrp2_iface::sptr iface, uhd::spi_iface::sptr spiface){ + _iface = iface; + _spiface = spiface; + + //setup the ad9777 dac + _ad9777_regs.x_1r_2r_mode = ad9777_regs_t::X_1R_2R_MODE_1R; + _ad9777_regs.filter_interp_rate = ad9777_regs_t::FILTER_INTERP_RATE_4X; + _ad9777_regs.mix_mode = ad9777_regs_t::MIX_MODE_COMPLEX; + _ad9777_regs.pll_divide_ratio = ad9777_regs_t::PLL_DIVIDE_RATIO_DIV1; + _ad9777_regs.pll_state = ad9777_regs_t::PLL_STATE_ON; + _ad9777_regs.auto_cp_control = ad9777_regs_t::AUTO_CP_CONTROL_AUTO; + //I dac values + _ad9777_regs.idac_fine_gain_adjust = 0; + _ad9777_regs.idac_coarse_gain_adjust = 0xf; + _ad9777_regs.idac_offset_adjust_lsb = 0; + _ad9777_regs.idac_offset_adjust_msb = 0; + //Q dac values + _ad9777_regs.qdac_fine_gain_adjust = 0; + _ad9777_regs.qdac_coarse_gain_adjust = 0xf; + _ad9777_regs.qdac_offset_adjust_lsb = 0; + _ad9777_regs.qdac_offset_adjust_msb = 0; + //write all regs + for(boost::uint8_t addr = 0; addr <= 0xC; addr++){ + this->send_ad9777_reg(addr); + } + set_tx_mod_mode(0); + + //power-up adc + switch(_iface->get_rev()){ + case usrp2_iface::USRP2_REV3: + case usrp2_iface::USRP2_REV4: + _iface->poke32(U2_REG_MISC_CTRL_ADC, U2_FLAG_MISC_CTRL_ADC_ON); + break; + + case usrp2_iface::USRP_N200: + case usrp2_iface::USRP_N210: + _ads62p44_regs.reset = 1; + this->send_ads62p44_reg(0x00); //issue a reset to the ADC + //everything else should be pretty much default, i think + //_ads62p44_regs.decimation = DECIMATION_DECIMATE_1; + _ads62p44_regs.power_down = ads62p44_regs_t::POWER_DOWN_NORMAL; + this->send_ads62p44_reg(0x14); + this->set_rx_analog_gain(1); + break; + + case usrp2_iface::USRP_N200_R4: + case usrp2_iface::USRP_N210_R4: + _ads62p44_regs.reset = 1; + this->send_ads62p44_reg(0x00); //issue a reset to the ADC + //everything else should be pretty much default, i think + //_ads62p44_regs.decimation = DECIMATION_DECIMATE_1; + _ads62p44_regs.override = 1; + this->send_ads62p44_reg(0x14); + _ads62p44_regs.power_down = ads62p44_regs_t::POWER_DOWN_NORMAL; + _ads62p44_regs.output_interface = ads62p44_regs_t::OUTPUT_INTERFACE_LVDS; + _ads62p44_regs.lvds_current = ads62p44_regs_t::LVDS_CURRENT_2_5MA; + _ads62p44_regs.lvds_data_term = ads62p44_regs_t::LVDS_DATA_TERM_100; + this->send_ads62p44_reg(0x11); + this->send_ads62p44_reg(0x12); + this->send_ads62p44_reg(0x14); + this->set_rx_analog_gain(1); + break; + + case usrp2_iface::USRP_NXXX: break; + } + } + + ~usrp2_codec_ctrl_impl(void){UHD_SAFE_CALL( + //power-down dac + _ad9777_regs.power_down_mode = 1; + this->send_ad9777_reg(0); + + //power-down adc + switch(_iface->get_rev()){ + case usrp2_iface::USRP2_REV3: + case usrp2_iface::USRP2_REV4: + _iface->poke32(U2_REG_MISC_CTRL_ADC, U2_FLAG_MISC_CTRL_ADC_OFF); + break; + + case usrp2_iface::USRP_N200: + case usrp2_iface::USRP_N210: + case usrp2_iface::USRP_N200_R4: + case usrp2_iface::USRP_N210_R4: + //send a global power-down to the ADC here... it will get lifted on reset + _ads62p44_regs.power_down = ads62p44_regs_t::POWER_DOWN_GLOBAL_PD; + this->send_ads62p44_reg(0x14); + break; + + case usrp2_iface::USRP_NXXX: break; + } + )} + + void set_tx_mod_mode(int mod_mode){ + //set the sign of the frequency shift + _ad9777_regs.modulation_form = (mod_mode > 0)? + ad9777_regs_t::MODULATION_FORM_E_PLUS_JWT: + ad9777_regs_t::MODULATION_FORM_E_MINUS_JWT + ; + + //set the frequency shift + switch(std::abs(mod_mode)){ + case 0: + case 1: _ad9777_regs.modulation_mode = ad9777_regs_t::MODULATION_MODE_NONE; break; + case 2: _ad9777_regs.modulation_mode = ad9777_regs_t::MODULATION_MODE_FS_2; break; + case 4: _ad9777_regs.modulation_mode = ad9777_regs_t::MODULATION_MODE_FS_4; break; + case 8: _ad9777_regs.modulation_mode = ad9777_regs_t::MODULATION_MODE_FS_8; break; + default: throw uhd::value_error("unknown modulation mode for ad9777"); + } + + this->send_ad9777_reg(0x01); //set the register + } + + void set_rx_digital_gain(double gain) { //fine digital gain + switch(_iface->get_rev()){ + case usrp2_iface::USRP_N200: + case usrp2_iface::USRP_N210: + case usrp2_iface::USRP_N200_R4: + case usrp2_iface::USRP_N210_R4: + _ads62p44_regs.fine_gain = int(gain/0.5); + this->send_ads62p44_reg(0x17); + break; + + default: UHD_THROW_INVALID_CODE_PATH(); + } + } + + void set_rx_digital_fine_gain(double gain) { //gain correction + switch(_iface->get_rev()){ + case usrp2_iface::USRP_N200: + case usrp2_iface::USRP_N210: + case usrp2_iface::USRP_N200_R4: + case usrp2_iface::USRP_N210_R4: + _ads62p44_regs.gain_correction = int(gain / 0.05); + this->send_ads62p44_reg(0x1A); + break; + + default: UHD_THROW_INVALID_CODE_PATH(); + } + } + + void set_rx_analog_gain(bool /*gain*/) { //turns on/off analog 3.5dB preamp + switch(_iface->get_rev()){ + case usrp2_iface::USRP_N200: + case usrp2_iface::USRP_N210: + case usrp2_iface::USRP_N200_R4: + case usrp2_iface::USRP_N210_R4: + _ads62p44_regs.coarse_gain = ads62p44_regs_t::COARSE_GAIN_3_5DB;//gain ? ads62p44_regs_t::COARSE_GAIN_3_5DB : ads62p44_regs_t::COARSE_GAIN_0DB; + this->send_ads62p44_reg(0x14); + break; + + default: UHD_THROW_INVALID_CODE_PATH(); + } + } + +private: + ad9777_regs_t _ad9777_regs; + ads62p44_regs_t _ads62p44_regs; + usrp2_iface::sptr _iface; + uhd::spi_iface::sptr _spiface; + + void send_ad9777_reg(boost::uint8_t addr){ + boost::uint16_t reg = _ad9777_regs.get_write_reg(addr); + UHD_LOGV(always) << "send_ad9777_reg: " << std::hex << reg << std::endl; + _spiface->write_spi( + SPI_SS_AD9777, spi_config_t::EDGE_RISE, + reg, 16 + ); + } + + void send_ads62p44_reg(boost::uint8_t addr) { + boost::uint16_t reg = _ads62p44_regs.get_write_reg(addr); + _spiface->write_spi( + SPI_SS_ADS62P44, spi_config_t::EDGE_FALL, + reg, 16 + ); + } +}; + +/*********************************************************************** + * Public make function for the usrp2 codec control + **********************************************************************/ +usrp2_codec_ctrl::sptr usrp2_codec_ctrl::make(usrp2_iface::sptr iface, uhd::spi_iface::sptr spiface){ + return sptr(new usrp2_codec_ctrl_impl(iface, spiface)); +} diff --git a/host/lib/usrp/usrp2/codec_ctrl.hpp b/host/lib/usrp/usrp2/codec_ctrl.hpp new file mode 100644 index 000000000..b0d815be2 --- /dev/null +++ b/host/lib/usrp/usrp2/codec_ctrl.hpp @@ -0,0 +1,69 @@ +// +// Copyright 2010-2012 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#ifndef INCLUDED_CODEC_CTRL_HPP +#define INCLUDED_CODEC_CTRL_HPP + +#include "usrp2_iface.hpp" +#include <boost/shared_ptr.hpp> +#include <boost/utility.hpp> + +class usrp2_codec_ctrl : boost::noncopyable{ +public: + typedef boost::shared_ptr<usrp2_codec_ctrl> sptr; + + /*! + * Make a codec control for the DAC and ADC. + * \param iface a pointer to the usrp2 interface object + * \param spiface the interface to spi + * \return a new codec control object + */ + static sptr make(usrp2_iface::sptr iface, uhd::spi_iface::sptr spiface); + + /*! + * Set the modulation mode for the DAC. + * Possible modes are 0, +/-1, +/-2, +/-4, +/-8 + * which correspond to shifts of fs/mod_mode. + * A mode of 0 or +/-1 means no modulation. + * \param mod_mode the modulation mode + */ + virtual void set_tx_mod_mode(int mod_mode) = 0; + + /*! + * Set the analog preamplifier on the USRP2+ ADC (ADS62P44). + * \param gain enable or disable the 3.5dB preamp + */ + + virtual void set_rx_analog_gain(bool gain) = 0; + + /*! + * Set the digital gain on the USRP2+ ADC (ADS62P44). + * \param gain from 0-6dB + */ + + virtual void set_rx_digital_gain(double gain) = 0; + + /*! + * Set the digital gain correction on the USRP2+ ADC (ADS62P44). + * \param gain from 0-0.5dB + */ + + virtual void set_rx_digital_fine_gain(double gain) = 0; + +}; + +#endif /* INCLUDED_CODEC_CTRL_HPP */ diff --git a/host/lib/usrp/usrp2/dboard_iface.cpp b/host/lib/usrp/usrp2/dboard_iface.cpp new file mode 100644 index 000000000..edd9ef242 --- /dev/null +++ b/host/lib/usrp/usrp2/dboard_iface.cpp @@ -0,0 +1,307 @@ +// +// Copyright 2010-2012 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include "gpio_core_200.hpp" +#include <uhd/types/serial.hpp> +#include "clock_ctrl.hpp" +#include "usrp2_regs.hpp" //wishbone address constants +#include <uhd/usrp/dboard_iface.hpp> +#include <uhd/types/dict.hpp> +#include <uhd/exception.hpp> +#include <uhd/utils/algorithm.hpp> +#include <boost/assign/list_of.hpp> +#include <boost/asio.hpp> //htonl and ntohl +#include <boost/math/special_functions/round.hpp> +#include "ad7922_regs.hpp" //aux adc +#include "ad5623_regs.hpp" //aux dac + +using namespace uhd; +using namespace uhd::usrp; +using namespace boost::assign; + +class usrp2_dboard_iface : public dboard_iface{ +public: + usrp2_dboard_iface( + wb_iface::sptr wb_iface, + uhd::i2c_iface::sptr i2c_iface, + uhd::spi_iface::sptr spi_iface, + usrp2_clock_ctrl::sptr clock_ctrl + ); + ~usrp2_dboard_iface(void); + + special_props_t get_special_props(void){ + special_props_t props; + props.soft_clock_divider = false; + props.mangle_i2c_addrs = false; + return props; + } + + void write_aux_dac(unit_t, aux_dac_t, double); + double read_aux_adc(unit_t, aux_adc_t); + + void _set_pin_ctrl(unit_t, boost::uint16_t); + void _set_atr_reg(unit_t, atr_reg_t, boost::uint16_t); + void _set_gpio_ddr(unit_t, boost::uint16_t); + void _set_gpio_out(unit_t, boost::uint16_t); + void set_gpio_debug(unit_t, int); + boost::uint16_t read_gpio(unit_t); + + void write_i2c(boost::uint8_t, const byte_vector_t &); + byte_vector_t read_i2c(boost::uint8_t, size_t); + + void set_clock_rate(unit_t, double); + double get_clock_rate(unit_t); + std::vector<double> get_clock_rates(unit_t); + void set_clock_enabled(unit_t, bool); + double get_codec_rate(unit_t); + + void write_spi( + unit_t unit, + const spi_config_t &config, + boost::uint32_t data, + size_t num_bits + ); + + boost::uint32_t read_write_spi( + unit_t unit, + const spi_config_t &config, + boost::uint32_t data, + size_t num_bits + ); + +private: + uhd::i2c_iface::sptr _i2c_iface; + uhd::spi_iface::sptr _spi_iface; + usrp2_clock_ctrl::sptr _clock_ctrl; + gpio_core_200::sptr _gpio; + + uhd::dict<unit_t, ad5623_regs_t> _dac_regs; + uhd::dict<unit_t, double> _clock_rates; + void _write_aux_dac(unit_t); +}; + +/*********************************************************************** + * Make Function + **********************************************************************/ +dboard_iface::sptr make_usrp2_dboard_iface( + wb_iface::sptr wb_iface, + uhd::i2c_iface::sptr i2c_iface, + uhd::spi_iface::sptr spi_iface, + usrp2_clock_ctrl::sptr clock_ctrl +){ + return dboard_iface::sptr(new usrp2_dboard_iface(wb_iface, i2c_iface, spi_iface, clock_ctrl)); +} + +/*********************************************************************** + * Structors + **********************************************************************/ +usrp2_dboard_iface::usrp2_dboard_iface( + wb_iface::sptr wb_iface, + uhd::i2c_iface::sptr i2c_iface, + uhd::spi_iface::sptr spi_iface, + usrp2_clock_ctrl::sptr clock_ctrl +): + _i2c_iface(i2c_iface), + _spi_iface(spi_iface), + _clock_ctrl(clock_ctrl) +{ + _gpio = gpio_core_200::make(wb_iface, U2_REG_SR_ADDR(SR_GPIO), U2_REG_GPIO_RB); + + //reset the aux dacs + _dac_regs[UNIT_RX] = ad5623_regs_t(); + _dac_regs[UNIT_TX] = ad5623_regs_t(); + BOOST_FOREACH(unit_t unit, _dac_regs.keys()){ + _dac_regs[unit].data = 1; + _dac_regs[unit].addr = ad5623_regs_t::ADDR_ALL; + _dac_regs[unit].cmd = ad5623_regs_t::CMD_RESET; + this->_write_aux_dac(unit); + } + + //init the clock rate shadows with max rate clock + this->set_clock_rate(UNIT_RX, sorted(this->get_clock_rates(UNIT_RX)).back()); + this->set_clock_rate(UNIT_TX, sorted(this->get_clock_rates(UNIT_TX)).back()); +} + +usrp2_dboard_iface::~usrp2_dboard_iface(void){ + /* NOP */ +} + +/*********************************************************************** + * Clocks + **********************************************************************/ +void usrp2_dboard_iface::set_clock_rate(unit_t unit, double rate){ + _clock_rates[unit] = rate; //set to shadow + switch(unit){ + case UNIT_RX: _clock_ctrl->set_rate_rx_dboard_clock(rate); return; + case UNIT_TX: _clock_ctrl->set_rate_tx_dboard_clock(rate); return; + } +} + +double usrp2_dboard_iface::get_clock_rate(unit_t unit){ + return _clock_rates[unit]; //get from shadow +} + +std::vector<double> usrp2_dboard_iface::get_clock_rates(unit_t unit){ + switch(unit){ + case UNIT_RX: return _clock_ctrl->get_rates_rx_dboard_clock(); + case UNIT_TX: return _clock_ctrl->get_rates_tx_dboard_clock(); + default: UHD_THROW_INVALID_CODE_PATH(); + } +} + +void usrp2_dboard_iface::set_clock_enabled(unit_t unit, bool enb){ + switch(unit){ + case UNIT_RX: _clock_ctrl->enable_rx_dboard_clock(enb); return; + case UNIT_TX: _clock_ctrl->enable_tx_dboard_clock(enb); return; + } +} + +double usrp2_dboard_iface::get_codec_rate(unit_t){ + return _clock_ctrl->get_master_clock_rate(); +} +/*********************************************************************** + * GPIO + **********************************************************************/ +void usrp2_dboard_iface::_set_pin_ctrl(unit_t unit, boost::uint16_t value){ + return _gpio->set_pin_ctrl(unit, value); +} + +void usrp2_dboard_iface::_set_gpio_ddr(unit_t unit, boost::uint16_t value){ + return _gpio->set_gpio_ddr(unit, value); +} + +void usrp2_dboard_iface::_set_gpio_out(unit_t unit, boost::uint16_t value){ + return _gpio->set_gpio_out(unit, value); +} + +boost::uint16_t usrp2_dboard_iface::read_gpio(unit_t unit){ + return _gpio->read_gpio(unit); +} + +void usrp2_dboard_iface::_set_atr_reg(unit_t unit, atr_reg_t atr, boost::uint16_t value){ + return _gpio->set_atr_reg(unit, atr, value); +} + +void usrp2_dboard_iface::set_gpio_debug(unit_t, int){ + throw uhd::not_implemented_error("no set_gpio_debug implemented"); +} + +/*********************************************************************** + * SPI + **********************************************************************/ +static const uhd::dict<dboard_iface::unit_t, int> unit_to_spi_dev = map_list_of + (dboard_iface::UNIT_TX, SPI_SS_TX_DB) + (dboard_iface::UNIT_RX, SPI_SS_RX_DB) +; + +void usrp2_dboard_iface::write_spi( + unit_t unit, + const spi_config_t &config, + boost::uint32_t data, + size_t num_bits +){ + _spi_iface->write_spi(unit_to_spi_dev[unit], config, data, num_bits); +} + +boost::uint32_t usrp2_dboard_iface::read_write_spi( + unit_t unit, + const spi_config_t &config, + boost::uint32_t data, + size_t num_bits +){ + return _spi_iface->read_spi(unit_to_spi_dev[unit], config, data, num_bits); +} + +/*********************************************************************** + * I2C + **********************************************************************/ +void usrp2_dboard_iface::write_i2c(boost::uint8_t addr, const byte_vector_t &bytes){ + return _i2c_iface->write_i2c(addr, bytes); +} + +byte_vector_t usrp2_dboard_iface::read_i2c(boost::uint8_t addr, size_t num_bytes){ + return _i2c_iface->read_i2c(addr, num_bytes); +} + +/*********************************************************************** + * Aux DAX/ADC + **********************************************************************/ +void usrp2_dboard_iface::_write_aux_dac(unit_t unit){ + static const uhd::dict<unit_t, int> unit_to_spi_dac = map_list_of + (UNIT_RX, SPI_SS_RX_DAC) + (UNIT_TX, SPI_SS_TX_DAC) + ; + _spi_iface->write_spi( + unit_to_spi_dac[unit], spi_config_t::EDGE_FALL, + _dac_regs[unit].get_reg(), 24 + ); +} + +void usrp2_dboard_iface::write_aux_dac(unit_t unit, aux_dac_t which, double value){ + _dac_regs[unit].data = boost::math::iround(4095*value/3.3); + _dac_regs[unit].cmd = ad5623_regs_t::CMD_WR_UP_DAC_CHAN_N; + + typedef uhd::dict<aux_dac_t, ad5623_regs_t::addr_t> aux_dac_to_addr; + static const uhd::dict<unit_t, aux_dac_to_addr> unit_to_which_to_addr = map_list_of + (UNIT_RX, map_list_of + (AUX_DAC_A, ad5623_regs_t::ADDR_DAC_B) + (AUX_DAC_B, ad5623_regs_t::ADDR_DAC_A) + (AUX_DAC_C, ad5623_regs_t::ADDR_DAC_A) + (AUX_DAC_D, ad5623_regs_t::ADDR_DAC_B) + ) + (UNIT_TX, map_list_of + (AUX_DAC_A, ad5623_regs_t::ADDR_DAC_A) + (AUX_DAC_B, ad5623_regs_t::ADDR_DAC_B) + (AUX_DAC_C, ad5623_regs_t::ADDR_DAC_B) + (AUX_DAC_D, ad5623_regs_t::ADDR_DAC_A) + ) + ; + _dac_regs[unit].addr = unit_to_which_to_addr[unit][which]; + this->_write_aux_dac(unit); +} + +double usrp2_dboard_iface::read_aux_adc(unit_t unit, aux_adc_t which){ + static const uhd::dict<unit_t, int> unit_to_spi_adc = map_list_of + (UNIT_RX, SPI_SS_RX_ADC) + (UNIT_TX, SPI_SS_TX_ADC) + ; + + //setup spi config args + spi_config_t config; + config.mosi_edge = spi_config_t::EDGE_FALL; + config.miso_edge = spi_config_t::EDGE_RISE; + + //setup the spi registers + ad7922_regs_t ad7922_regs; + switch(which){ + case AUX_ADC_A: ad7922_regs.mod = 0; break; + case AUX_ADC_B: ad7922_regs.mod = 1; break; + } ad7922_regs.chn = ad7922_regs.mod; //normal mode: mod == chn + + //write and read spi + _spi_iface->write_spi( + unit_to_spi_adc[unit], config, + ad7922_regs.get_reg(), 16 + ); + ad7922_regs.set_reg(boost::uint16_t(_spi_iface->read_spi( + unit_to_spi_adc[unit], config, + ad7922_regs.get_reg(), 16 + ))); + + //convert to voltage and return + return 3.3*ad7922_regs.result/4095; +} diff --git a/host/lib/usrp/usrp2/fw_common.h b/host/lib/usrp/usrp2/fw_common.h new file mode 100644 index 000000000..acd5d1f3a --- /dev/null +++ b/host/lib/usrp/usrp2/fw_common.h @@ -0,0 +1,161 @@ +// +// Copyright 2010-2012 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#ifndef INCLUDED_USRP2_FW_COMMON_H +#define INCLUDED_USRP2_FW_COMMON_H + +#include <stdint.h> + +/*! + * Structs and constants for usrp2 communication. + * This header is shared by the firmware and host code. + * Therefore, this header may only contain valid C code. + */ +#ifdef __cplusplus +extern "C" { +#endif + +//fpga and firmware compatibility numbers +#define USRP2_FPGA_COMPAT_NUM 10 +#define USRP2_FW_COMPAT_NUM 12 +#define USRP2_FW_VER_MINOR 2 + +//used to differentiate control packets over data port +#define USRP2_INVALID_VRT_HEADER 0 + +typedef struct{ + uint32_t sequence; + uint32_t vrt_hdr; + uint32_t ip_addr; + uint32_t udp_port; +} usrp2_stream_ctrl_t; + +// udp ports for the usrp2 communication +// Dynamic and/or private ports: 49152-65535 +#define USRP2_UDP_CTRL_PORT 49152 +//#define USRP2_UDP_UPDATE_PORT 49154 +#define USRP2_UDP_RX_DSP0_PORT 49156 +#define USRP2_UDP_TX_DSP0_PORT 49157 +#define USRP2_UDP_RX_DSP1_PORT 49158 +#define USRP2_UDP_FIFO_CRTL_PORT 49159 +#define USRP2_UDP_UART_BASE_PORT 49170 +#define USRP2_UDP_UART_GPS_PORT 49172 + +// Map for virtual firmware regs (not very big so we can keep it here for now) +#define U2_FW_REG_LOCK_TIME 0 +#define U2_FW_REG_LOCK_GPID 1 +#define U2_FW_REG_VER_MINOR 7 + +//////////////////////////////////////////////////////////////////////// +// I2C addresses +//////////////////////////////////////////////////////////////////////// +#define USRP2_I2C_DEV_EEPROM 0x50 // 24LC02[45]: 7-bits 1010xxx +#define USRP2_I2C_ADDR_MBOARD (USRP2_I2C_DEV_EEPROM | 0x0) +#define USRP2_I2C_ADDR_TX_DB (USRP2_I2C_DEV_EEPROM | 0x4) +#define USRP2_I2C_ADDR_RX_DB (USRP2_I2C_DEV_EEPROM | 0x5) + +//////////////////////////////////////////////////////////////////////// +// EEPROM Layout +//////////////////////////////////////////////////////////////////////// +#define USRP2_EE_MBOARD_REV 0x00 //2 bytes, little-endian (historic, don't blame me) +#define USRP2_EE_MBOARD_MAC_ADDR 0x02 //6 bytes +#define USRP2_EE_MBOARD_GATEWAY 0x38 //uint32, big-endian +#define USRP2_EE_MBOARD_SUBNET 0x08 //uint32, big-endian +#define USRP2_EE_MBOARD_IP_ADDR 0x0C //uint32, big-endian +#define USRP2_EE_MBOARD_BOOTLOADER_FLAGS 0xF7 + +typedef enum{ + USRP2_CTRL_ID_HUH_WHAT = ' ', + //USRP2_CTRL_ID_FOR_SURE, //TODO error condition enums + //USRP2_CTRL_ID_SUX_MAN, + + USRP2_CTRL_ID_WAZZUP_BRO = 'a', + USRP2_CTRL_ID_WAZZUP_DUDE = 'A', + + USRP2_CTRL_ID_TRANSACT_ME_SOME_SPI_BRO = 's', + USRP2_CTRL_ID_OMG_TRANSACTED_SPI_DUDE = 'S', + + USRP2_CTRL_ID_DO_AN_I2C_READ_FOR_ME_BRO = 'i', + USRP2_CTRL_ID_HERES_THE_I2C_DATA_DUDE = 'I', + + USRP2_CTRL_ID_WRITE_THESE_I2C_VALUES_BRO = 'h', + USRP2_CTRL_ID_COOL_IM_DONE_I2C_WRITE_DUDE = 'H', + + USRP2_CTRL_ID_GET_THIS_REGISTER_FOR_ME_BRO = 'r', + USRP2_CTRL_ID_OMG_GOT_REGISTER_SO_BAD_DUDE = 'R', + + USRP2_CTRL_ID_HOLLER_AT_ME_BRO = 'l', + USRP2_CTRL_ID_HOLLER_BACK_DUDE = 'L', + + USRP2_CTRL_ID_PEACE_OUT = '~' + +} usrp2_ctrl_id_t; + +typedef enum{ + USRP2_DIR_RX = 'r', + USRP2_DIR_TX = 't' +} usrp2_dir_which_t; + +typedef enum{ + USRP2_CLK_EDGE_RISE = 'r', + USRP2_CLK_EDGE_FALL = 'f' +} usrp2_clk_edge_t; + +typedef enum{ + USRP2_REG_ACTION_FPGA_PEEK32 = 1, + USRP2_REG_ACTION_FPGA_PEEK16 = 2, + USRP2_REG_ACTION_FPGA_POKE32 = 3, + USRP2_REG_ACTION_FPGA_POKE16 = 4, + USRP2_REG_ACTION_FW_PEEK32 = 5, + USRP2_REG_ACTION_FW_POKE32 = 6 +} usrp2_reg_action_t; + +typedef struct{ + uint32_t proto_ver; + uint32_t id; + uint32_t seq; + union{ + uint32_t ip_addr; + struct { + uint32_t dev; + uint32_t data; + uint8_t miso_edge; + uint8_t mosi_edge; + uint8_t num_bits; + uint8_t readback; + } spi_args; + struct { + uint8_t addr; + uint8_t bytes; + uint8_t data[20]; + } i2c_args; + struct { + uint32_t addr; + uint32_t data; + uint8_t action; + } reg_args; + struct { + uint32_t len; + } echo_args; + } data; +} usrp2_ctrl_data_t; + +#ifdef __cplusplus +} +#endif + +#endif /* INCLUDED_USRP2_FW_COMMON_H */ diff --git a/host/lib/usrp/usrp2/io_impl.cpp b/host/lib/usrp/usrp2/io_impl.cpp new file mode 100644 index 000000000..ea4aa716c --- /dev/null +++ b/host/lib/usrp/usrp2/io_impl.cpp @@ -0,0 +1,549 @@ +// +// Copyright 2010-2012 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include "validate_subdev_spec.hpp" +#include "async_packet_handler.hpp" +#include "../../transport/super_recv_packet_handler.hpp" +#include "../../transport/super_send_packet_handler.hpp" +#include "usrp2_impl.hpp" +#include "usrp2_regs.hpp" +#include "fw_common.h" +#include <uhd/utils/log.hpp> +#include <uhd/utils/msg.hpp> +#include <uhd/utils/tasks.hpp> +#include <uhd/exception.hpp> +#include <uhd/utils/byteswap.hpp> +#include <uhd/utils/thread_priority.hpp> +#include <uhd/transport/bounded_buffer.hpp> +#include <boost/thread/thread.hpp> +#include <boost/format.hpp> +#include <boost/bind.hpp> +#include <boost/asio.hpp> +#include <boost/thread/mutex.hpp> +#include <boost/make_shared.hpp> +#include <iostream> + +using namespace uhd; +using namespace uhd::usrp; +using namespace uhd::transport; +namespace asio = boost::asio; +namespace pt = boost::posix_time; + +/*********************************************************************** + * helpers + **********************************************************************/ +static UHD_INLINE pt::time_duration to_time_dur(double timeout){ + return pt::microseconds(long(timeout*1e6)); +} + +static UHD_INLINE double from_time_dur(const pt::time_duration &time_dur){ + return 1e-6*time_dur.total_microseconds(); +} + +/*********************************************************************** + * constants + **********************************************************************/ +static const size_t vrt_send_header_offset_words32 = 1; + +/*********************************************************************** + * flow control monitor for a single tx channel + * - the pirate thread calls update + * - the get send buffer calls check + **********************************************************************/ +class flow_control_monitor{ +public: + typedef boost::uint32_t seq_type; + typedef boost::shared_ptr<flow_control_monitor> sptr; + + /*! + * Make a new flow control monitor. + * \param max_seqs_out num seqs before throttling + */ + flow_control_monitor(seq_type max_seqs_out):_max_seqs_out(max_seqs_out){ + this->clear(); + _ready_fcn = boost::bind(&flow_control_monitor::ready, this); + } + + //! Clear the monitor, Ex: when a streamer is created + void clear(void){ + _last_seq_out = 0; + _last_seq_ack = 0; + } + + /*! + * Gets the current sequence number to go out. + * Increments the sequence for the next call + * \return the sequence to be sent to the dsp + */ + UHD_INLINE seq_type get_curr_seq_out(void){ + return _last_seq_out++; + } + + /*! + * Check the flow control condition. + * \param timeout the timeout in seconds + * \return false on timeout + */ + UHD_INLINE bool check_fc_condition(double timeout){ + boost::mutex::scoped_lock lock(_fc_mutex); + if (this->ready()) return true; + boost::this_thread::disable_interruption di; //disable because the wait can throw + return _fc_cond.timed_wait(lock, to_time_dur(timeout), _ready_fcn); + } + + /*! + * Update the flow control condition. + * \param seq the last sequence number to be ACK'd + */ + UHD_INLINE void update_fc_condition(seq_type seq){ + boost::mutex::scoped_lock lock(_fc_mutex); + _last_seq_ack = seq; + lock.unlock(); + _fc_cond.notify_one(); + } + +private: + bool ready(void){ + return seq_type(_last_seq_out -_last_seq_ack) < _max_seqs_out; + } + + boost::mutex _fc_mutex; + boost::condition _fc_cond; + seq_type _last_seq_out, _last_seq_ack; + const seq_type _max_seqs_out; + boost::function<bool(void)> _ready_fcn; +}; + +/*********************************************************************** + * io impl details (internal to this file) + * - pirate crew + * - alignment buffer + * - thread loop + * - vrt packet handler states + **********************************************************************/ +struct usrp2_impl::io_impl{ + + io_impl(void): + async_msg_fifo(1000/*messages deep*/), + tick_rate(1 /*non-zero default*/) + { + /* NOP */ + } + + ~io_impl(void){ + //Manually deconstuct the tasks, since this was not happening automatically. + pirate_tasks.clear(); + } + + managed_send_buffer::sptr get_send_buff(size_t chan, double timeout){ + flow_control_monitor &fc_mon = *fc_mons[chan]; + + //wait on flow control w/ timeout + if (not fc_mon.check_fc_condition(timeout)) return managed_send_buffer::sptr(); + + //get a buffer from the transport w/ timeout + managed_send_buffer::sptr buff = tx_xports[chan]->get_send_buff(timeout); + + //write the flow control word into the buffer + if (buff.get()) buff->cast<boost::uint32_t *>()[0] = uhd::htonx(fc_mon.get_curr_seq_out()); + + return buff; + } + + //tx dsp: xports and flow control monitors + std::vector<zero_copy_if::sptr> tx_xports; + std::vector<flow_control_monitor::sptr> fc_mons; + + //methods and variables for the pirate crew + void recv_pirate_loop(zero_copy_if::sptr, size_t); + std::list<task::sptr> pirate_tasks; + bounded_buffer<async_metadata_t> async_msg_fifo; + double tick_rate; +}; + +/*********************************************************************** + * Receive Pirate Loop + * - while raiding, loot for message packet + * - update flow control condition count + * - put async message packets into queue + **********************************************************************/ +void usrp2_impl::io_impl::recv_pirate_loop( + zero_copy_if::sptr err_xport, size_t index +){ + set_thread_priority_safe(); + + //store a reference to the flow control monitor (offset by max dsps) + flow_control_monitor &fc_mon = *(this->fc_mons[index]); + + while (not boost::this_thread::interruption_requested()){ + managed_recv_buffer::sptr buff = err_xport->get_recv_buff(); + if (not buff.get()) continue; //ignore timeout/error buffers + + try{ + //extract the vrt header packet info + vrt::if_packet_info_t if_packet_info; + if_packet_info.num_packet_words32 = buff->size()/sizeof(boost::uint32_t); + const boost::uint32_t *vrt_hdr = buff->cast<const boost::uint32_t *>(); + vrt::if_hdr_unpack_be(vrt_hdr, if_packet_info); + + //handle a tx async report message + if (if_packet_info.sid == USRP2_TX_ASYNC_SID and if_packet_info.packet_type != vrt::if_packet_info_t::PACKET_TYPE_DATA){ + + //fill in the async metadata + async_metadata_t metadata; + load_metadata_from_buff(uhd::ntohx<boost::uint32_t>, metadata, if_packet_info, vrt_hdr, tick_rate, index); + + //catch the flow control packets and react + if (metadata.event_code == 0){ + boost::uint32_t fc_word32 = (vrt_hdr + if_packet_info.num_header_words32)[1]; + fc_mon.update_fc_condition(uhd::ntohx(fc_word32)); + continue; + } + //else UHD_MSG(often) << "metadata.event_code " << metadata.event_code << std::endl; + async_msg_fifo.push_with_pop_on_full(metadata); + + standard_async_msg_prints(metadata); + } + else{ + //TODO unknown received packet, may want to print error... + } + }catch(const std::exception &e){ + UHD_MSG(error) << "Error in recv pirate loop: " << e.what() << std::endl; + } + } +} + +/*********************************************************************** + * Helper Functions + **********************************************************************/ +void usrp2_impl::io_init(void){ + //create new io impl + _io_impl = UHD_PIMPL_MAKE(io_impl, ()); + + //init first so we dont have an access race + BOOST_FOREACH(const std::string &mb, _mbc.keys()){ + //init the tx xport and flow control monitor + _io_impl->tx_xports.push_back(_mbc[mb].tx_dsp_xport); + _io_impl->fc_mons.push_back(flow_control_monitor::sptr(new flow_control_monitor( + USRP2_SRAM_BYTES/_mbc[mb].tx_dsp_xport->get_send_frame_size() + ))); + } + + //allocate streamer weak ptrs containers + BOOST_FOREACH(const std::string &mb, _mbc.keys()){ + _mbc[mb].rx_streamers.resize(_mbc[mb].rx_dsps.size()); + _mbc[mb].tx_streamers.resize(1/*known to be 1 dsp*/); + } + + //create a new pirate thread for each zc if (yarr!!) + size_t index = 0; + BOOST_FOREACH(const std::string &mb, _mbc.keys()){ + //spawn a new pirate to plunder the recv booty + _io_impl->pirate_tasks.push_back(task::make(boost::bind( + &usrp2_impl::io_impl::recv_pirate_loop, _io_impl.get(), + _mbc[mb].tx_dsp_xport, index++ + ))); + } +} + +void usrp2_impl::update_tick_rate(const double rate){ + _io_impl->tick_rate = rate; //shadow for async msg + + //update the tick rate on all existing streamers -> thread safe + BOOST_FOREACH(const std::string &mb, _mbc.keys()){ + for (size_t i = 0; i < _mbc[mb].rx_streamers.size(); i++){ + boost::shared_ptr<sph::recv_packet_streamer> my_streamer = + boost::dynamic_pointer_cast<sph::recv_packet_streamer>(_mbc[mb].rx_streamers[i].lock()); + if (my_streamer.get() == NULL) continue; + my_streamer->set_tick_rate(rate); + } + for (size_t i = 0; i < _mbc[mb].tx_streamers.size(); i++){ + boost::shared_ptr<sph::send_packet_streamer> my_streamer = + boost::dynamic_pointer_cast<sph::send_packet_streamer>(_mbc[mb].tx_streamers[i].lock()); + if (my_streamer.get() == NULL) continue; + my_streamer->set_tick_rate(rate); + } + } +} + +void usrp2_impl::update_rx_samp_rate(const std::string &mb, const size_t dsp, const double rate){ + boost::shared_ptr<sph::recv_packet_streamer> my_streamer = + boost::dynamic_pointer_cast<sph::recv_packet_streamer>(_mbc[mb].rx_streamers[dsp].lock()); + if (my_streamer.get() == NULL) return; + + my_streamer->set_samp_rate(rate); + const double adj = _mbc[mb].rx_dsps[dsp]->get_scaling_adjustment(); + my_streamer->set_scale_factor(adj); +} + +void usrp2_impl::update_tx_samp_rate(const std::string &mb, const size_t dsp, const double rate){ + boost::shared_ptr<sph::send_packet_streamer> my_streamer = + boost::dynamic_pointer_cast<sph::send_packet_streamer>(_mbc[mb].tx_streamers[dsp].lock()); + if (my_streamer.get() == NULL) return; + + my_streamer->set_samp_rate(rate); + const double adj = _mbc[mb].tx_dsp->get_scaling_adjustment(); + my_streamer->set_scale_factor(adj); +} + +void usrp2_impl::update_rates(void){ + BOOST_FOREACH(const std::string &mb, _mbc.keys()){ + fs_path root = "/mboards/" + mb; + _tree->access<double>(root / "tick_rate").update(); + + //and now that the tick rate is set, init the host rates to something + BOOST_FOREACH(const std::string &name, _tree->list(root / "rx_dsps")){ + _tree->access<double>(root / "rx_dsps" / name / "rate" / "value").update(); + } + BOOST_FOREACH(const std::string &name, _tree->list(root / "tx_dsps")){ + _tree->access<double>(root / "tx_dsps" / name / "rate" / "value").update(); + } + } +} + +void usrp2_impl::update_rx_subdev_spec(const std::string &which_mb, const subdev_spec_t &spec){ + fs_path root = "/mboards/" + which_mb + "/dboards"; + + //sanity checking + validate_subdev_spec(_tree, spec, "rx", which_mb); + + //setup mux for this spec + bool fe_swapped = false; + for (size_t i = 0; i < spec.size(); i++){ + const std::string conn = _tree->access<std::string>(root / spec[i].db_name / "rx_frontends" / spec[i].sd_name / "connection").get(); + if (i == 0 and (conn == "QI" or conn == "Q")) fe_swapped = true; + _mbc[which_mb].rx_dsps[i]->set_mux(conn, fe_swapped); + } + _mbc[which_mb].rx_fe->set_mux(fe_swapped); + + //compute the new occupancy and resize + _mbc[which_mb].rx_chan_occ = spec.size(); + size_t nchan = 0; + BOOST_FOREACH(const std::string &mb, _mbc.keys()) nchan += _mbc[mb].rx_chan_occ; +} + +void usrp2_impl::update_tx_subdev_spec(const std::string &which_mb, const subdev_spec_t &spec){ + fs_path root = "/mboards/" + which_mb + "/dboards"; + + //sanity checking + validate_subdev_spec(_tree, spec, "tx", which_mb); + + //set the mux for this spec + const std::string conn = _tree->access<std::string>(root / spec[0].db_name / "tx_frontends" / spec[0].sd_name / "connection").get(); + _mbc[which_mb].tx_fe->set_mux(conn); + + //compute the new occupancy and resize + _mbc[which_mb].tx_chan_occ = spec.size(); + size_t nchan = 0; + BOOST_FOREACH(const std::string &mb, _mbc.keys()) nchan += _mbc[mb].tx_chan_occ; +} + +/*********************************************************************** + * Async Data + **********************************************************************/ +bool usrp2_impl::recv_async_msg( + async_metadata_t &async_metadata, double timeout +){ + boost::this_thread::disable_interruption di; //disable because the wait can throw + return _io_impl->async_msg_fifo.pop_with_timed_wait(async_metadata, timeout); +} + +/*********************************************************************** + * Stream destination programmer + **********************************************************************/ +void usrp2_impl::program_stream_dest( + zero_copy_if::sptr &xport, const uhd::stream_args_t &args +){ + //perform an initial flush of transport + while (xport->get_recv_buff(0.0)){} + + //program the stream command + usrp2_stream_ctrl_t stream_ctrl = usrp2_stream_ctrl_t(); + stream_ctrl.sequence = uhd::htonx(boost::uint32_t(0 /* don't care seq num */)); + stream_ctrl.vrt_hdr = uhd::htonx(boost::uint32_t(USRP2_INVALID_VRT_HEADER)); + + //user has provided an alternative address and port for destination + if (args.args.has_key("addr") and args.args.has_key("port")){ + UHD_MSG(status) << boost::format( + "Programming streaming destination for custom address.\n" + "IPv4 Address: %s, UDP Port: %s\n" + ) % args.args["addr"] % args.args["port"] << std::endl; + + asio::io_service io_service; + asio::ip::udp::resolver resolver(io_service); + asio::ip::udp::resolver::query query(asio::ip::udp::v4(), args.args["addr"], args.args["port"]); + asio::ip::udp::endpoint endpoint = *resolver.resolve(query); + stream_ctrl.ip_addr = uhd::htonx(boost::uint32_t(endpoint.address().to_v4().to_ulong())); + stream_ctrl.udp_port = uhd::htonx(boost::uint32_t(endpoint.port())); + + for (size_t i = 0; i < 3; i++){ + UHD_MSG(status) << "ARP attempt " << i << std::endl; + managed_send_buffer::sptr send_buff = xport->get_send_buff(); + std::memcpy(send_buff->cast<void *>(), &stream_ctrl, sizeof(stream_ctrl)); + send_buff->commit(sizeof(stream_ctrl)); + boost::this_thread::sleep(boost::posix_time::milliseconds(300)); + managed_recv_buffer::sptr recv_buff = xport->get_recv_buff(0.0); + if (recv_buff and recv_buff->size() >= sizeof(boost::uint32_t)){ + const boost::uint32_t result = uhd::ntohx(recv_buff->cast<const boost::uint32_t *>()[0]); + if (result == 0){ + UHD_MSG(status) << "Success! " << std::endl; + return; + } + } + } + throw uhd::runtime_error("Device failed to ARP when programming alternative streaming destination."); + } + + else{ + //send the partial stream control without destination + managed_send_buffer::sptr send_buff = xport->get_send_buff(); + std::memcpy(send_buff->cast<void *>(), &stream_ctrl, sizeof(stream_ctrl)); + send_buff->commit(sizeof(stream_ctrl)/2); + } +} + +/*********************************************************************** + * Receive streamer + **********************************************************************/ +rx_streamer::sptr usrp2_impl::get_rx_stream(const uhd::stream_args_t &args_){ + stream_args_t args = args_; + + //setup defaults for unspecified values + args.otw_format = args.otw_format.empty()? "sc16" : args.otw_format; + args.channels = args.channels.empty()? std::vector<size_t>(1, 0) : args.channels; + + //calculate packet size + static const size_t hdr_size = 0 + + vrt::max_if_hdr_words32*sizeof(boost::uint32_t) + + sizeof(vrt::if_packet_info_t().tlr) //forced to have trailer + - sizeof(vrt::if_packet_info_t().cid) //no class id ever used + - sizeof(vrt::if_packet_info_t().tsi) //no int time ever used + ; + const size_t bpp = _mbc[_mbc.keys().front()].rx_dsp_xports[0]->get_recv_frame_size() - hdr_size; + const size_t bpi = convert::get_bytes_per_item(args.otw_format); + const size_t spp = unsigned(args.args.cast<double>("spp", bpp/bpi)); + + //make the new streamer given the samples per packet + boost::shared_ptr<sph::recv_packet_streamer> my_streamer = boost::make_shared<sph::recv_packet_streamer>(spp); + + //init some streamer stuff + my_streamer->resize(args.channels.size()); + my_streamer->set_vrt_unpacker(&vrt::if_hdr_unpack_be); + + //set the converter + uhd::convert::id_type id; + id.input_format = args.otw_format + "_item32_be"; + id.num_inputs = 1; + id.output_format = args.cpu_format; + id.num_outputs = 1; + my_streamer->set_converter(id); + + //bind callbacks for the handler + for (size_t chan_i = 0; chan_i < args.channels.size(); chan_i++){ + const size_t chan = args.channels[chan_i]; + size_t num_chan_so_far = 0; + BOOST_FOREACH(const std::string &mb, _mbc.keys()){ + num_chan_so_far += _mbc[mb].rx_chan_occ; + if (chan < num_chan_so_far){ + const size_t dsp = chan + _mbc[mb].rx_chan_occ - num_chan_so_far; + _mbc[mb].rx_dsps[dsp]->set_nsamps_per_packet(spp); //seems to be a good place to set this + _mbc[mb].rx_dsps[dsp]->setup(args); + this->program_stream_dest(_mbc[mb].rx_dsp_xports[dsp], args); + my_streamer->set_xport_chan_get_buff(chan_i, boost::bind( + &zero_copy_if::get_recv_buff, _mbc[mb].rx_dsp_xports[dsp], _1 + ), true /*flush*/); + _mbc[mb].rx_streamers[dsp] = my_streamer; //store weak pointer + break; + } + } + } + + //set the packet threshold to be an entire socket buffer's worth + const size_t packets_per_sock_buff = size_t(50e6/_mbc[_mbc.keys().front()].rx_dsp_xports[0]->get_recv_frame_size()); + my_streamer->set_alignment_failure_threshold(packets_per_sock_buff); + + //sets all tick and samp rates on this streamer + this->update_rates(); + + return my_streamer; +} + +/*********************************************************************** + * Transmit streamer + **********************************************************************/ +tx_streamer::sptr usrp2_impl::get_tx_stream(const uhd::stream_args_t &args_){ + stream_args_t args = args_; + + //setup defaults for unspecified values + args.otw_format = args.otw_format.empty()? "sc16" : args.otw_format; + args.channels = args.channels.empty()? std::vector<size_t>(1, 0) : args.channels; + + //calculate packet size + static const size_t hdr_size = 0 + + vrt_send_header_offset_words32*sizeof(boost::uint32_t) + + vrt::max_if_hdr_words32*sizeof(boost::uint32_t) + + sizeof(vrt::if_packet_info_t().tlr) //forced to have trailer + - sizeof(vrt::if_packet_info_t().cid) //no class id ever used + - sizeof(vrt::if_packet_info_t().sid) //no stream id ever used + - sizeof(vrt::if_packet_info_t().tsi) //no int time ever used + ; + const size_t bpp = _mbc[_mbc.keys().front()].tx_dsp_xport->get_send_frame_size() - hdr_size; + const size_t spp = bpp/convert::get_bytes_per_item(args.otw_format); + + //make the new streamer given the samples per packet + boost::shared_ptr<sph::send_packet_streamer> my_streamer = boost::make_shared<sph::send_packet_streamer>(spp); + + //init some streamer stuff + my_streamer->resize(args.channels.size()); + my_streamer->set_vrt_packer(&vrt::if_hdr_pack_be, vrt_send_header_offset_words32); + + //set the converter + uhd::convert::id_type id; + id.input_format = args.cpu_format; + id.num_inputs = 1; + id.output_format = args.otw_format + "_item32_be"; + id.num_outputs = 1; + my_streamer->set_converter(id); + + //bind callbacks for the handler + for (size_t chan_i = 0; chan_i < args.channels.size(); chan_i++){ + const size_t chan = args.channels[chan_i]; + size_t num_chan_so_far = 0; + size_t abs = 0; + BOOST_FOREACH(const std::string &mb, _mbc.keys()){ + num_chan_so_far += _mbc[mb].tx_chan_occ; + if (chan < num_chan_so_far){ + const size_t dsp = chan + _mbc[mb].tx_chan_occ - num_chan_so_far; + if (not args.args.has_key("noclear")){ + _io_impl->fc_mons[abs]->clear(); + } + _mbc[mb].tx_dsp->setup(args); + my_streamer->set_xport_chan_get_buff(chan_i, boost::bind( + &usrp2_impl::io_impl::get_send_buff, _io_impl.get(), abs, _1 + )); + _mbc[mb].tx_streamers[dsp] = my_streamer; //store weak pointer + break; + } + abs += 1; //assume 1 tx dsp + } + } + + //sets all tick and samp rates on this streamer + this->update_rates(); + + return my_streamer; +} diff --git a/host/lib/usrp/usrp2/usrp2_clk_regs.hpp b/host/lib/usrp/usrp2/usrp2_clk_regs.hpp new file mode 100644 index 000000000..8b185eac0 --- /dev/null +++ b/host/lib/usrp/usrp2/usrp2_clk_regs.hpp @@ -0,0 +1,87 @@ +// +// Copyright 2010 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#ifndef INCLUDED_USRP2_CLK_REGS_HPP +#define INCLUDED_USRP2_CLK_REGS_HPP + +#include "usrp2_iface.hpp" + +class usrp2_clk_regs_t { +public: + usrp2_clk_regs_t(void) { ; } + usrp2_clk_regs_t(usrp2_iface::rev_type rev) { + test = 0; + fpga = 1; + dac = 3; + + switch(rev) { + case usrp2_iface::USRP2_REV3: + exp = 2; + adc = 4; + serdes = 2; + tx_db = 6; + break; + case usrp2_iface::USRP2_REV4: + exp = 5; + adc = 4; + serdes = 2; + tx_db = 6; + break; + case usrp2_iface::USRP_N200: + case usrp2_iface::USRP_N210: + case usrp2_iface::USRP_N200_R4: + case usrp2_iface::USRP_N210_R4: + exp = 6; + adc = 2; + serdes = 4; + tx_db = 5; + break; + case usrp2_iface::USRP_NXXX: + //dont throw, it may be unitialized + break; + } + + rx_db = 7; + } + + static int output(int clknum) { return 0x3C + clknum; } + static int div_lo(int clknum) { return 0x48 + 2 * clknum; } + static int div_hi(int clknum) { return 0x49 + 2 * clknum; } + + const static int acounter = 0x04; + const static int bcounter_msb = 0x05; + const static int bcounter_lsb = 0x06; + const static int pll_1 = 0x07; + const static int pll_2 = 0x08; + const static int pll_3 = 0x09; + const static int pll_4 = 0x0A; + const static int ref_counter_msb = 0x0B; + const static int ref_counter_lsb = 0x0C; + const static int pll_5 = 0x0D; + const static int update = 0x5A; + + int test; + int fpga; + int adc; + int dac; + int serdes; + int exp; + int tx_db; + int rx_db; +}; + +#endif //INCLUDED_USRP2_CLK_REGS_HPP diff --git a/host/lib/usrp/usrp2/usrp2_fifo_ctrl.cpp b/host/lib/usrp/usrp2/usrp2_fifo_ctrl.cpp new file mode 100644 index 000000000..0f652b294 --- /dev/null +++ b/host/lib/usrp/usrp2/usrp2_fifo_ctrl.cpp @@ -0,0 +1,246 @@ +// +// Copyright 2012 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include "usrp2_regs.hpp" +#include <uhd/exception.hpp> +#include <uhd/utils/msg.hpp> +#include <uhd/utils/safe_call.hpp> +#include <uhd/transport/vrt_if_packet.hpp> +#include "usrp2_fifo_ctrl.hpp" +#include <boost/thread/mutex.hpp> +#include <boost/thread/thread.hpp> +#include <boost/asio.hpp> //htonl +#include <boost/format.hpp> + +using namespace uhd; +using namespace uhd::transport; + +static const size_t POKE32_CMD = (1 << 8); +static const size_t PEEK32_CMD = 0; +static const double ACK_TIMEOUT = 0.5; +static const double MASSIVE_TIMEOUT = 10.0; //for when we wait on a timed command +static const boost::uint32_t MAX_SEQS_OUT = 64; + +#define SPI_DIV SR_SPI_CORE + 0 +#define SPI_CTRL SR_SPI_CORE + 1 +#define SPI_DATA SR_SPI_CORE + 2 +#define SPI_READBACK 0 +// spi clock rate = master_clock/(div+1)/2 (10MHz in this case) +#define SPI_DIVIDER 4 + +class usrp2_fifo_ctrl_impl : public usrp2_fifo_ctrl{ +public: + + usrp2_fifo_ctrl_impl(zero_copy_if::sptr xport): + _xport(xport), + _seq_out(0), + _seq_ack(0), + _timeout(ACK_TIMEOUT) + { + while (_xport->get_recv_buff(0.0)){} //flush + this->set_time(uhd::time_spec_t(0.0)); + this->set_tick_rate(1.0); //something possible but bogus + this->init_spi(); + } + + ~usrp2_fifo_ctrl_impl(void){ + _timeout = ACK_TIMEOUT; //reset timeout to something small + UHD_SAFE_CALL( + this->peek32(0); //dummy peek with the purpose of ack'ing all packets + ) + } + + /******************************************************************* + * Peek and poke 32 bit implementation + ******************************************************************/ + void poke32(wb_addr_type addr, boost::uint32_t data){ + boost::mutex::scoped_lock lock(_mutex); + + this->send_pkt((addr - SETTING_REGS_BASE)/4, data, POKE32_CMD); + + this->wait_for_ack(_seq_out-MAX_SEQS_OUT); + } + + boost::uint32_t peek32(wb_addr_type addr){ + boost::mutex::scoped_lock lock(_mutex); + + this->send_pkt((addr - READBACK_BASE)/4, 0, PEEK32_CMD); + + return this->wait_for_ack(_seq_out); + } + + /******************************************************************* + * Peek and poke 16 bit not implemented + ******************************************************************/ + void poke16(wb_addr_type, boost::uint16_t){ + throw uhd::not_implemented_error("poke16 not implemented in fifo ctrl module"); + } + + boost::uint16_t peek16(wb_addr_type){ + throw uhd::not_implemented_error("peek16 not implemented in fifo ctrl module"); + } + + /******************************************************************* + * FIFO controlled SPI implementation + ******************************************************************/ + void init_spi(void){ + boost::mutex::scoped_lock lock(_mutex); + + this->send_pkt(SPI_DIV, SPI_DIVIDER, POKE32_CMD); + this->wait_for_ack(_seq_out-MAX_SEQS_OUT); + + _ctrl_word_cache = 0; // force update first time around + } + + boost::uint32_t transact_spi( + int which_slave, + const spi_config_t &config, + boost::uint32_t data, + size_t num_bits, + bool readback + ){ + boost::mutex::scoped_lock lock(_mutex); + + //load control word + boost::uint32_t ctrl_word = 0; + ctrl_word |= ((which_slave & 0xffffff) << 0); + ctrl_word |= ((num_bits & 0x3ff) << 24); + if (config.mosi_edge == spi_config_t::EDGE_FALL) ctrl_word |= (1 << 31); + if (config.miso_edge == spi_config_t::EDGE_RISE) ctrl_word |= (1 << 30); + + //load data word (must be in upper bits) + const boost::uint32_t data_out = data << (32 - num_bits); + + //conditionally send control word + if (_ctrl_word_cache != ctrl_word){ + this->send_pkt(SPI_CTRL, ctrl_word, POKE32_CMD); + this->wait_for_ack(_seq_out-MAX_SEQS_OUT); + _ctrl_word_cache = ctrl_word; + } + + //send data word + this->send_pkt(SPI_DATA, data_out, POKE32_CMD); + this->wait_for_ack(_seq_out-MAX_SEQS_OUT); + + //conditional readback + if (readback){ + this->send_pkt(SPI_READBACK, 0, PEEK32_CMD); + return this->wait_for_ack(_seq_out); + } + + return 0; + } + + /******************************************************************* + * Update methods for time + ******************************************************************/ + void set_time(const uhd::time_spec_t &time){ + boost::mutex::scoped_lock lock(_mutex); + _time = time; + _use_time = _time != uhd::time_spec_t(0.0); + if (_use_time) _timeout = MASSIVE_TIMEOUT; //permanently sets larger timeout + } + + void set_tick_rate(const double rate){ + boost::mutex::scoped_lock lock(_mutex); + _tick_rate = rate; + } + +private: + + /******************************************************************* + * Primary control and interaction private methods + ******************************************************************/ + UHD_INLINE void send_pkt(wb_addr_type addr, boost::uint32_t data, int cmd){ + managed_send_buffer::sptr buff = _xport->get_send_buff(0.0); + if (not buff){ + throw uhd::runtime_error("fifo ctrl timed out getting a send buffer"); + } + boost::uint32_t *trans = buff->cast<boost::uint32_t *>(); + trans[0] = htonl(++_seq_out); + boost::uint32_t *pkt = trans + 1; + + //load packet info + vrt::if_packet_info_t packet_info; + packet_info.packet_type = vrt::if_packet_info_t::PACKET_TYPE_CONTEXT; + packet_info.num_payload_words32 = 2; + packet_info.num_payload_bytes = packet_info.num_payload_words32*sizeof(boost::uint32_t); + packet_info.packet_count = _seq_out; + packet_info.tsf = _time.to_ticks(_tick_rate); + packet_info.sob = false; + packet_info.eob = false; + packet_info.has_sid = false; + packet_info.has_cid = false; + packet_info.has_tsi = false; + packet_info.has_tsf = _use_time; + packet_info.has_tlr = false; + + //load header + vrt::if_hdr_pack_be(pkt, packet_info); + + //load payload + const boost::uint32_t ctrl_word = (addr & 0xff) | cmd | (_seq_out << 16); + pkt[packet_info.num_header_words32+0] = htonl(ctrl_word); + pkt[packet_info.num_header_words32+1] = htonl(data); + + //send the buffer over the interface + buff->commit(sizeof(boost::uint32_t)*(packet_info.num_packet_words32+1)); + } + + UHD_INLINE bool wraparound_lt16(const boost::int16_t i0, const boost::int16_t i1){ + if (i0 == i1) return false; + const int s0 = boost::uint16_t(i0) >> 15; + const int s1 = boost::uint16_t(i1) >> 15; + if (s0 != s1) return boost::int16_t(i1 - i0) > 0; + return boost::uint16_t(i0) < boost::uint16_t(i1); + } + + UHD_INLINE boost::uint32_t wait_for_ack(const boost::uint16_t seq_to_ack){ + + while (wraparound_lt16(_seq_ack, seq_to_ack)){ + managed_recv_buffer::sptr buff = _xport->get_recv_buff(_timeout); + if (not buff){ + throw uhd::runtime_error("fifo ctrl timed out looking for acks"); + } + const boost::uint32_t *pkt = buff->cast<const boost::uint32_t *>(); + vrt::if_packet_info_t packet_info; + packet_info.num_packet_words32 = buff->size()/sizeof(boost::uint32_t); + vrt::if_hdr_unpack_be(pkt, packet_info); + _seq_ack = ntohl(pkt[packet_info.num_header_words32+0]) >> 16; + if (_seq_ack == seq_to_ack){ + return ntohl(pkt[packet_info.num_header_words32+1]); + } + } + + return 0; + } + + zero_copy_if::sptr _xport; + boost::mutex _mutex; + boost::uint16_t _seq_out; + boost::uint16_t _seq_ack; + uhd::time_spec_t _time; + bool _use_time; + double _tick_rate; + double _timeout; + boost::uint32_t _ctrl_word_cache; +}; + + +usrp2_fifo_ctrl::sptr usrp2_fifo_ctrl::make(zero_copy_if::sptr xport){ + return sptr(new usrp2_fifo_ctrl_impl(xport)); +} diff --git a/host/lib/usrp/usrp2/usrp2_fifo_ctrl.hpp b/host/lib/usrp/usrp2/usrp2_fifo_ctrl.hpp new file mode 100644 index 000000000..b48d05aa2 --- /dev/null +++ b/host/lib/usrp/usrp2/usrp2_fifo_ctrl.hpp @@ -0,0 +1,47 @@ +// +// Copyright 2012 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#ifndef INCLUDED_USRP2_FIFO_CTRL_HPP +#define INCLUDED_USRP2_FIFO_CTRL_HPP + +#include <uhd/types/time_spec.hpp> +#include <uhd/types/serial.hpp> +#include <uhd/transport/zero_copy.hpp> +#include <boost/shared_ptr.hpp> +#include <boost/utility.hpp> +#include "wb_iface.hpp" +#include <string> + +/*! + * The usrp2 FIFO control class: + * Provide high-speed peek/poke interface. + */ +class usrp2_fifo_ctrl : public wb_iface, public uhd::spi_iface{ +public: + typedef boost::shared_ptr<usrp2_fifo_ctrl> sptr; + + //! Make a new FIFO control object + static sptr make(uhd::transport::zero_copy_if::sptr xport); + + //! Set the command time that will activate + virtual void set_time(const uhd::time_spec_t &time) = 0; + + //! Set the tick rate (converting time into ticks) + virtual void set_tick_rate(const double rate) = 0; +}; + +#endif /* INCLUDED_USRP2_FIFO_CTRL_HPP */ diff --git a/host/lib/usrp/usrp2/usrp2_iface.cpp b/host/lib/usrp/usrp2/usrp2_iface.cpp new file mode 100644 index 000000000..123910166 --- /dev/null +++ b/host/lib/usrp/usrp2/usrp2_iface.cpp @@ -0,0 +1,378 @@ +// +// Copyright 2010-2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include "usrp2_regs.hpp" +#include "fw_common.h" +#include "usrp2_iface.hpp" +#include <uhd/exception.hpp> +#include <uhd/utils/msg.hpp> +#include <uhd/utils/tasks.hpp> +#include <uhd/utils/safe_call.hpp> +#include <uhd/types/dict.hpp> +#include <boost/thread.hpp> +#include <boost/foreach.hpp> +#include <boost/asio.hpp> //used for htonl and ntohl +#include <boost/assign/list_of.hpp> +#include <boost/format.hpp> +#include <boost/bind.hpp> +#include <boost/tokenizer.hpp> +#include <boost/functional/hash.hpp> +#include <algorithm> +#include <iostream> + +using namespace uhd; +using namespace uhd::usrp; +using namespace uhd::transport; + +static const double CTRL_RECV_TIMEOUT = 1.0; +static const size_t CTRL_RECV_RETRIES = 3; + +//custom timeout error for retry logic to catch/retry +struct timeout_error : uhd::runtime_error +{ + timeout_error(const std::string &what): + uhd::runtime_error(what) + { + //NOP + } +}; + +static const boost::uint32_t MIN_PROTO_COMPAT_SPI = 7; +static const boost::uint32_t MIN_PROTO_COMPAT_I2C = 7; +// The register compat number must reflect the protocol compatibility +// and the compatibility of the register mapping (more likely to change). +static const boost::uint32_t MIN_PROTO_COMPAT_REG = 10; +static const boost::uint32_t MIN_PROTO_COMPAT_UART = 7; + +//Define get_gpid() to get a globally unique identifier for this process. +//The gpid is implemented as a hash of the pid and a unique machine identifier. +#ifdef UHD_PLATFORM_WIN32 +#include <Windows.h> +static inline size_t get_gpid(void){ + //extract volume serial number + char szVolName[MAX_PATH+1], szFileSysName[MAX_PATH+1]; + DWORD dwSerialNumber, dwMaxComponentLen, dwFileSysFlags; + GetVolumeInformation("C:\\", szVolName, MAX_PATH, + &dwSerialNumber, &dwMaxComponentLen, + &dwFileSysFlags, szFileSysName, sizeof(szFileSysName)); + + size_t hash = 0; + boost::hash_combine(hash, GetCurrentProcessId()); + boost::hash_combine(hash, dwSerialNumber); + return hash; +} +#else +#include <unistd.h> +static inline size_t get_gpid(void){ + size_t hash = 0; + boost::hash_combine(hash, getpid()); + boost::hash_combine(hash, gethostid()); + return hash; +} +#endif + +class usrp2_iface_impl : public usrp2_iface{ +public: +/*********************************************************************** + * Structors + **********************************************************************/ + usrp2_iface_impl(udp_simple::sptr ctrl_transport): + _ctrl_transport(ctrl_transport), + _ctrl_seq_num(0), + _protocol_compat(0) //initialized below... + { + //Obtain the firmware's compat number. + //Save the response compat number for communication. + //TODO can choose to reject certain older compat numbers + usrp2_ctrl_data_t ctrl_data = usrp2_ctrl_data_t(); + ctrl_data.id = htonl(USRP2_CTRL_ID_WAZZUP_BRO); + ctrl_data = ctrl_send_and_recv(ctrl_data, 0, ~0); + if (ntohl(ctrl_data.id) != USRP2_CTRL_ID_WAZZUP_DUDE) + throw uhd::runtime_error("firmware not responding"); + _protocol_compat = ntohl(ctrl_data.proto_ver); + + mb_eeprom = mboard_eeprom_t(*this, mboard_eeprom_t::MAP_N100); + } + + ~usrp2_iface_impl(void){UHD_SAFE_CALL( + this->lock_device(false); + )} + +/*********************************************************************** + * Device locking + **********************************************************************/ + + void lock_device(bool lock){ + if (lock){ + this->get_reg<boost::uint32_t, USRP2_REG_ACTION_FW_POKE32>(U2_FW_REG_LOCK_GPID, boost::uint32_t(get_gpid())); + _lock_task = task::make(boost::bind(&usrp2_iface_impl::lock_task, this)); + } + else{ + _lock_task.reset(); //shutdown the task + this->get_reg<boost::uint32_t, USRP2_REG_ACTION_FW_POKE32>(U2_FW_REG_LOCK_TIME, 0); //unlock + } + } + + bool is_device_locked(void){ + //never assume lock with fpga image mismatch + if ((this->peek32(U2_REG_COMPAT_NUM_RB) >> 16) != USRP2_FPGA_COMPAT_NUM) return false; + + boost::uint32_t lock_time = this->get_reg<boost::uint32_t, USRP2_REG_ACTION_FW_PEEK32>(U2_FW_REG_LOCK_TIME); + boost::uint32_t lock_gpid = this->get_reg<boost::uint32_t, USRP2_REG_ACTION_FW_PEEK32>(U2_FW_REG_LOCK_GPID); + + //may not be the right tick rate, but this is ok for locking purposes + const boost::uint32_t lock_timeout_time = boost::uint32_t(3*100e6); + + //if the difference is larger, assume not locked anymore + if ((lock_time & 1) == 0) return false; //bit0 says unlocked + const boost::uint32_t time_diff = this->get_curr_time() - lock_time; + if (time_diff >= lock_timeout_time) return false; + + //otherwise only lock if the device hash is different that ours + return lock_gpid != boost::uint32_t(get_gpid()); + } + + void lock_task(void){ + //re-lock in task + this->get_reg<boost::uint32_t, USRP2_REG_ACTION_FW_POKE32>(U2_FW_REG_LOCK_TIME, this->get_curr_time()); + //sleep for a bit + boost::this_thread::sleep(boost::posix_time::milliseconds(1500)); + } + + boost::uint32_t get_curr_time(void){ + return this->peek32(U2_REG_TIME64_LO_RB_IMM) | 1; //bit 1 says locked + } + +/*********************************************************************** + * Peek and Poke + **********************************************************************/ + void poke32(wb_addr_type addr, boost::uint32_t data){ + this->get_reg<boost::uint32_t, USRP2_REG_ACTION_FPGA_POKE32>(addr, data); + } + + boost::uint32_t peek32(wb_addr_type addr){ + return this->get_reg<boost::uint32_t, USRP2_REG_ACTION_FPGA_PEEK32>(addr); + } + + void poke16(wb_addr_type addr, boost::uint16_t data){ + this->get_reg<boost::uint16_t, USRP2_REG_ACTION_FPGA_POKE16>(addr, data); + } + + boost::uint16_t peek16(wb_addr_type addr){ + return this->get_reg<boost::uint16_t, USRP2_REG_ACTION_FPGA_PEEK16>(addr); + } + + template <class T, usrp2_reg_action_t action> + T get_reg(wb_addr_type addr, T data = 0){ + //setup the out data + usrp2_ctrl_data_t out_data = usrp2_ctrl_data_t(); + out_data.id = htonl(USRP2_CTRL_ID_GET_THIS_REGISTER_FOR_ME_BRO); + out_data.data.reg_args.addr = htonl(addr); + out_data.data.reg_args.data = htonl(boost::uint32_t(data)); + out_data.data.reg_args.action = action; + + //send and recv + usrp2_ctrl_data_t in_data = this->ctrl_send_and_recv(out_data, MIN_PROTO_COMPAT_REG); + UHD_ASSERT_THROW(ntohl(in_data.id) == USRP2_CTRL_ID_OMG_GOT_REGISTER_SO_BAD_DUDE); + return T(ntohl(in_data.data.reg_args.data)); + } + +/*********************************************************************** + * SPI + **********************************************************************/ + boost::uint32_t transact_spi( + int which_slave, + const spi_config_t &config, + boost::uint32_t data, + size_t num_bits, + bool readback + ){ + static const uhd::dict<spi_config_t::edge_t, int> spi_edge_to_otw = boost::assign::map_list_of + (spi_config_t::EDGE_RISE, USRP2_CLK_EDGE_RISE) + (spi_config_t::EDGE_FALL, USRP2_CLK_EDGE_FALL) + ; + + //setup the out data + usrp2_ctrl_data_t out_data = usrp2_ctrl_data_t(); + out_data.id = htonl(USRP2_CTRL_ID_TRANSACT_ME_SOME_SPI_BRO); + out_data.data.spi_args.dev = htonl(which_slave); + out_data.data.spi_args.miso_edge = spi_edge_to_otw[config.miso_edge]; + out_data.data.spi_args.mosi_edge = spi_edge_to_otw[config.mosi_edge]; + out_data.data.spi_args.readback = (readback)? 1 : 0; + out_data.data.spi_args.num_bits = num_bits; + out_data.data.spi_args.data = htonl(data); + + //send and recv + usrp2_ctrl_data_t in_data = this->ctrl_send_and_recv(out_data, MIN_PROTO_COMPAT_SPI); + UHD_ASSERT_THROW(ntohl(in_data.id) == USRP2_CTRL_ID_OMG_TRANSACTED_SPI_DUDE); + + return ntohl(in_data.data.spi_args.data); + } + +/*********************************************************************** + * I2C + **********************************************************************/ + void write_i2c(boost::uint8_t addr, const byte_vector_t &buf){ + //setup the out data + usrp2_ctrl_data_t out_data = usrp2_ctrl_data_t(); + out_data.id = htonl(USRP2_CTRL_ID_WRITE_THESE_I2C_VALUES_BRO); + out_data.data.i2c_args.addr = addr; + out_data.data.i2c_args.bytes = buf.size(); + + //limitation of i2c transaction size + UHD_ASSERT_THROW(buf.size() <= sizeof(out_data.data.i2c_args.data)); + + //copy in the data + std::copy(buf.begin(), buf.end(), out_data.data.i2c_args.data); + + //send and recv + usrp2_ctrl_data_t in_data = this->ctrl_send_and_recv(out_data, MIN_PROTO_COMPAT_I2C); + UHD_ASSERT_THROW(ntohl(in_data.id) == USRP2_CTRL_ID_COOL_IM_DONE_I2C_WRITE_DUDE); + } + + byte_vector_t read_i2c(boost::uint8_t addr, size_t num_bytes){ + //setup the out data + usrp2_ctrl_data_t out_data = usrp2_ctrl_data_t(); + out_data.id = htonl(USRP2_CTRL_ID_DO_AN_I2C_READ_FOR_ME_BRO); + out_data.data.i2c_args.addr = addr; + out_data.data.i2c_args.bytes = num_bytes; + + //limitation of i2c transaction size + UHD_ASSERT_THROW(num_bytes <= sizeof(out_data.data.i2c_args.data)); + + //send and recv + usrp2_ctrl_data_t in_data = this->ctrl_send_and_recv(out_data, MIN_PROTO_COMPAT_I2C); + UHD_ASSERT_THROW(ntohl(in_data.id) == USRP2_CTRL_ID_HERES_THE_I2C_DATA_DUDE); + UHD_ASSERT_THROW(in_data.data.i2c_args.addr = num_bytes); + + //copy out the data + byte_vector_t result(num_bytes); + std::copy(in_data.data.i2c_args.data, in_data.data.i2c_args.data + num_bytes, result.begin()); + return result; + } + +/*********************************************************************** + * Send/Recv over control + **********************************************************************/ + usrp2_ctrl_data_t ctrl_send_and_recv( + const usrp2_ctrl_data_t &out_data, + boost::uint32_t lo = USRP2_FW_COMPAT_NUM, + boost::uint32_t hi = USRP2_FW_COMPAT_NUM + ){ + boost::mutex::scoped_lock lock(_ctrl_mutex); + + for (size_t i = 0; i < CTRL_RECV_RETRIES; i++){ + try{ + return ctrl_send_and_recv_internal(out_data, lo, hi, CTRL_RECV_TIMEOUT/CTRL_RECV_RETRIES); + } + catch(const timeout_error &e){ + UHD_MSG(error) + << "Control packet attempt " << i + << ", sequence number " << _ctrl_seq_num + << ":\n" << e.what() << std::endl; + } + } + throw uhd::runtime_error("link dead: timeout waiting for control packet ACK"); + } + + usrp2_ctrl_data_t ctrl_send_and_recv_internal( + const usrp2_ctrl_data_t &out_data, + boost::uint32_t lo, boost::uint32_t hi, + const double timeout + ){ + //fill in the seq number and send + usrp2_ctrl_data_t out_copy = out_data; + out_copy.proto_ver = htonl(_protocol_compat); + out_copy.seq = htonl(++_ctrl_seq_num); + _ctrl_transport->send(boost::asio::buffer(&out_copy, sizeof(usrp2_ctrl_data_t))); + + //loop until we get the packet or timeout + boost::uint8_t usrp2_ctrl_data_in_mem[udp_simple::mtu]; //allocate max bytes for recv + const usrp2_ctrl_data_t *ctrl_data_in = reinterpret_cast<const usrp2_ctrl_data_t *>(usrp2_ctrl_data_in_mem); + while(true){ + size_t len = _ctrl_transport->recv(boost::asio::buffer(usrp2_ctrl_data_in_mem), timeout); + boost::uint32_t compat = ntohl(ctrl_data_in->proto_ver); + if(len >= sizeof(boost::uint32_t) and (hi < compat or lo > compat)){ + throw uhd::runtime_error(str(boost::format( + "\nPlease update the firmware and FPGA images for your device.\n" + "See the application notes for USRP2/N-Series for instructions.\n" + "Expected protocol compatibility number %s, but got %d:\n" + "The firmware build is not compatible with the host code build." + ) % ((lo == hi)? (boost::format("%d") % hi) : (boost::format("[%d to %d]") % lo % hi)) % compat)); + } + if (len >= sizeof(usrp2_ctrl_data_t) and ntohl(ctrl_data_in->seq) == _ctrl_seq_num){ + return *ctrl_data_in; + } + if (len == 0) break; //timeout + //didnt get seq or bad packet, continue looking... + } + throw timeout_error("no control response, possible packet loss"); + } + + rev_type get_rev(void){ + std::string hw = mb_eeprom["hardware"]; + if (hw.empty()) return USRP_NXXX; + switch (boost::lexical_cast<boost::uint16_t>(hw)){ + case 0x0300: + case 0x0301: return USRP2_REV3; + case 0x0400: return USRP2_REV4; + case 0x0A00: return USRP_N200; + case 0x0A01: return USRP_N210; + case 0x0A10: return USRP_N200_R4; + case 0x0A11: return USRP_N210_R4; + } + return USRP_NXXX; //unknown type + } + + const std::string get_cname(void){ + switch(this->get_rev()){ + case USRP2_REV3: return "USRP2-REV3"; + case USRP2_REV4: return "USRP2-REV4"; + case USRP_N200: return "USRP-N200"; + case USRP_N210: return "USRP-N210"; + case USRP_N200_R4: return "USRP-N200-REV4"; + case USRP_N210_R4: return "USRP-N210-REV4"; + case USRP_NXXX: return "USRP-N???"; + } + UHD_THROW_INVALID_CODE_PATH(); + } + + const std::string get_fw_version_string(void){ + boost::uint32_t minor = this->get_reg<boost::uint32_t, USRP2_REG_ACTION_FW_PEEK32>(U2_FW_REG_VER_MINOR); + return str(boost::format("%u.%u") % _protocol_compat % minor); + } + +private: + //this lovely lady makes it all possible + udp_simple::sptr _ctrl_transport; + + //used in send/recv + boost::mutex _ctrl_mutex; + boost::uint32_t _ctrl_seq_num; + boost::uint32_t _protocol_compat; + + //lock thread stuff + task::sptr _lock_task; +}; + +/*********************************************************************** + * Public make function for usrp2 interface + **********************************************************************/ +usrp2_iface::sptr usrp2_iface::make(udp_simple::sptr ctrl_transport){ + return usrp2_iface::sptr(new usrp2_iface_impl(ctrl_transport)); +} + diff --git a/host/lib/usrp/usrp2/usrp2_iface.hpp b/host/lib/usrp/usrp2/usrp2_iface.hpp new file mode 100644 index 000000000..9aa1a16aa --- /dev/null +++ b/host/lib/usrp/usrp2/usrp2_iface.hpp @@ -0,0 +1,76 @@ +// +// Copyright 2010-2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#ifndef INCLUDED_USRP2_IFACE_HPP +#define INCLUDED_USRP2_IFACE_HPP + +#include <uhd/transport/udp_simple.hpp> +#include <uhd/types/serial.hpp> +#include <uhd/usrp/mboard_eeprom.hpp> +#include <boost/shared_ptr.hpp> +#include <boost/utility.hpp> +#include <boost/function.hpp> +#include "usrp2_regs.hpp" +#include "wb_iface.hpp" +#include <string> + +/*! + * The usrp2 interface class: + * Provides a set of functions to implementation layer. + * Including spi, peek, poke, control... + */ +class usrp2_iface : public wb_iface, public uhd::spi_iface, public uhd::i2c_iface{ +public: + typedef boost::shared_ptr<usrp2_iface> sptr; + /*! + * Make a new usrp2 interface with the control transport. + * \param ctrl_transport the udp transport object + * \return a new usrp2 interface object + */ + static sptr make(uhd::transport::udp_simple::sptr ctrl_transport); + + //! The list of possible revision types + enum rev_type { + USRP2_REV3 = 3, + USRP2_REV4 = 4, + USRP_N200 = 200, + USRP_N200_R4 = 201, + USRP_N210 = 210, + USRP_N210_R4 = 211, + USRP_NXXX = 0 + }; + + //! Get the revision type for this device + virtual rev_type get_rev(void) = 0; + + //! Get the canonical name for this device + virtual const std::string get_cname(void) = 0; + + //! Lock the device to this iface + virtual void lock_device(bool lock) = 0; + + //! Is this device locked? + virtual bool is_device_locked(void) = 0; + + //! A version string for firmware + virtual const std::string get_fw_version_string(void) = 0; + + //motherboard eeprom map structure + uhd::usrp::mboard_eeprom_t mb_eeprom; +}; + +#endif /* INCLUDED_USRP2_IFACE_HPP */ diff --git a/host/lib/usrp/usrp2/usrp2_impl.cpp b/host/lib/usrp/usrp2/usrp2_impl.cpp new file mode 100644 index 000000000..55c5e7dac --- /dev/null +++ b/host/lib/usrp/usrp2/usrp2_impl.cpp @@ -0,0 +1,797 @@ +// +// Copyright 2010-2012 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include "usrp2_impl.hpp" +#include "fw_common.h" +#include "apply_corrections.hpp" +#include <uhd/utils/log.hpp> +#include <uhd/utils/msg.hpp> +#include <uhd/exception.hpp> +#include <uhd/transport/if_addrs.hpp> +#include <uhd/transport/udp_zero_copy.hpp> +#include <uhd/types/ranges.hpp> +#include <uhd/exception.hpp> +#include <uhd/utils/static.hpp> +#include <uhd/utils/byteswap.hpp> +#include <uhd/utils/safe_call.hpp> +#include <boost/format.hpp> +#include <boost/foreach.hpp> +#include <boost/lexical_cast.hpp> +#include <boost/bind.hpp> +#include <boost/assign/list_of.hpp> +#include <boost/asio/ip/address_v4.hpp> +#include <boost/asio.hpp> //used for htonl and ntohl + +using namespace uhd; +using namespace uhd::usrp; +using namespace uhd::transport; +namespace asio = boost::asio; + +/*********************************************************************** + * Discovery over the udp transport + **********************************************************************/ +static device_addrs_t usrp2_find(const device_addr_t &hint_){ + //handle the multi-device discovery + device_addrs_t hints = separate_device_addr(hint_); + if (hints.size() > 1){ + device_addrs_t found_devices; + BOOST_FOREACH(const device_addr_t &hint_i, hints){ + device_addrs_t found_devices_i = usrp2_find(hint_i); + if (found_devices_i.size() != 1) throw uhd::value_error(str(boost::format( + "Could not resolve device hint \"%s\" to a single device." + ) % hint_i.to_string())); + found_devices.push_back(found_devices_i[0]); + } + return device_addrs_t(1, combine_device_addrs(found_devices)); + } + + //initialize the hint for a single device case + UHD_ASSERT_THROW(hints.size() <= 1); + hints.resize(1); //in case it was empty + device_addr_t hint = hints[0]; + device_addrs_t usrp2_addrs; + + //return an empty list of addresses when type is set to non-usrp2 + if (hint.has_key("type") and hint["type"] != "usrp2") return usrp2_addrs; + + //if no address was specified, send a broadcast on each interface + if (not hint.has_key("addr")){ + BOOST_FOREACH(const if_addrs_t &if_addrs, get_if_addrs()){ + //avoid the loopback device + if (if_addrs.inet == asio::ip::address_v4::loopback().to_string()) continue; + + //create a new hint with this broadcast address + device_addr_t new_hint = hint; + new_hint["addr"] = if_addrs.bcast; + + //call discover with the new hint and append results + device_addrs_t new_usrp2_addrs = usrp2_find(new_hint); + usrp2_addrs.insert(usrp2_addrs.begin(), + new_usrp2_addrs.begin(), new_usrp2_addrs.end() + ); + } + return usrp2_addrs; + } + + //Create a UDP transport to communicate: + //Some devices will cause a throw when opened for a broadcast address. + //We print and recover so the caller can loop through all bcast addrs. + udp_simple::sptr udp_transport; + try{ + udp_transport = udp_simple::make_broadcast(hint["addr"], BOOST_STRINGIZE(USRP2_UDP_CTRL_PORT)); + } + catch(const std::exception &e){ + UHD_MSG(error) << boost::format("Cannot open UDP transport on %s\n%s") % hint["addr"] % e.what() << std::endl; + return usrp2_addrs; //dont throw, but return empty address so caller can insert + } + + //send a hello control packet + usrp2_ctrl_data_t ctrl_data_out = usrp2_ctrl_data_t(); + ctrl_data_out.proto_ver = uhd::htonx<boost::uint32_t>(USRP2_FW_COMPAT_NUM); + ctrl_data_out.id = uhd::htonx<boost::uint32_t>(USRP2_CTRL_ID_WAZZUP_BRO); + udp_transport->send(boost::asio::buffer(&ctrl_data_out, sizeof(ctrl_data_out))); + + //loop and recieve until the timeout + boost::uint8_t usrp2_ctrl_data_in_mem[udp_simple::mtu]; //allocate max bytes for recv + const usrp2_ctrl_data_t *ctrl_data_in = reinterpret_cast<const usrp2_ctrl_data_t *>(usrp2_ctrl_data_in_mem); + while(true){ + size_t len = udp_transport->recv(asio::buffer(usrp2_ctrl_data_in_mem)); + if (len > offsetof(usrp2_ctrl_data_t, data) and ntohl(ctrl_data_in->id) == USRP2_CTRL_ID_WAZZUP_DUDE){ + + //make a boost asio ipv4 with the raw addr in host byte order + device_addr_t new_addr; + new_addr["type"] = "usrp2"; + //We used to get the address from the control packet. + //Now now uses the socket itself to yield the address. + //boost::asio::ip::address_v4 ip_addr(ntohl(ctrl_data_in->data.ip_addr)); + //new_addr["addr"] = ip_addr.to_string(); + new_addr["addr"] = udp_transport->get_recv_addr(); + + //Attempt a simple 2-way communication with a connected socket. + //Reason: Although the USRP will respond the broadcast above, + //we may not be able to communicate directly (non-broadcast). + udp_simple::sptr ctrl_xport = udp_simple::make_connected( + new_addr["addr"], BOOST_STRINGIZE(USRP2_UDP_CTRL_PORT) + ); + ctrl_xport->send(boost::asio::buffer(&ctrl_data_out, sizeof(ctrl_data_out))); + size_t len = ctrl_xport->recv(asio::buffer(usrp2_ctrl_data_in_mem)); + if (len > offsetof(usrp2_ctrl_data_t, data) and ntohl(ctrl_data_in->id) == USRP2_CTRL_ID_WAZZUP_DUDE){ + //found the device, open up for communication! + } + else{ + //otherwise we don't find it... + continue; + } + + //Attempt to read the name from the EEPROM and perform filtering. + //This operation can throw due to compatibility mismatch. + try{ + usrp2_iface::sptr iface = usrp2_iface::make(ctrl_xport); + if (iface->is_device_locked()) continue; //ignore locked devices + mboard_eeprom_t mb_eeprom = iface->mb_eeprom; + new_addr["name"] = mb_eeprom["name"]; + new_addr["serial"] = mb_eeprom["serial"]; + } + catch(const std::exception &){ + //set these values as empty string so the device may still be found + //and the filter's below can still operate on the discovered device + new_addr["name"] = ""; + new_addr["serial"] = ""; + } + + //filter the discovered device below by matching optional keys + if ( + (not hint.has_key("name") or hint["name"] == new_addr["name"]) and + (not hint.has_key("serial") or hint["serial"] == new_addr["serial"]) + ){ + usrp2_addrs.push_back(new_addr); + } + + //dont break here, it will exit the while loop + //just continue on to the next loop iteration + } + if (len == 0) break; //timeout + } + + return usrp2_addrs; +} + +/*********************************************************************** + * Make + **********************************************************************/ +static device::sptr usrp2_make(const device_addr_t &device_addr){ + return device::sptr(new usrp2_impl(device_addr)); +} + +UHD_STATIC_BLOCK(register_usrp2_device){ + device::register_device(&usrp2_find, &usrp2_make); +} + +/*********************************************************************** + * MTU Discovery + **********************************************************************/ +struct mtu_result_t{ + size_t recv_mtu, send_mtu; +}; + +static mtu_result_t determine_mtu(const std::string &addr, const mtu_result_t &user_mtu){ + udp_simple::sptr udp_sock = udp_simple::make_connected( + addr, BOOST_STRINGIZE(USRP2_UDP_CTRL_PORT) + ); + + //The FPGA offers 4K buffers, and the user may manually request this. + //However, multiple simultaneous receives (2DSP slave + 2DSP master), + //require that buffering to be used internally, and this is a safe setting. + std::vector<boost::uint8_t> buffer(std::max(user_mtu.recv_mtu, user_mtu.send_mtu)); + usrp2_ctrl_data_t *ctrl_data = reinterpret_cast<usrp2_ctrl_data_t *>(&buffer.front()); + static const double echo_timeout = 0.020; //20 ms + + //test holler - check if its supported in this fw version + ctrl_data->id = htonl(USRP2_CTRL_ID_HOLLER_AT_ME_BRO); + ctrl_data->proto_ver = htonl(USRP2_FW_COMPAT_NUM); + ctrl_data->data.echo_args.len = htonl(sizeof(usrp2_ctrl_data_t)); + udp_sock->send(boost::asio::buffer(buffer, sizeof(usrp2_ctrl_data_t))); + udp_sock->recv(boost::asio::buffer(buffer), echo_timeout); + if (ntohl(ctrl_data->id) != USRP2_CTRL_ID_HOLLER_BACK_DUDE) + throw uhd::not_implemented_error("holler protocol not implemented"); + + size_t min_recv_mtu = sizeof(usrp2_ctrl_data_t), max_recv_mtu = user_mtu.recv_mtu; + size_t min_send_mtu = sizeof(usrp2_ctrl_data_t), max_send_mtu = user_mtu.send_mtu; + + while (min_recv_mtu < max_recv_mtu){ + + size_t test_mtu = (max_recv_mtu/2 + min_recv_mtu/2 + 3) & ~3; + + ctrl_data->id = htonl(USRP2_CTRL_ID_HOLLER_AT_ME_BRO); + ctrl_data->proto_ver = htonl(USRP2_FW_COMPAT_NUM); + ctrl_data->data.echo_args.len = htonl(test_mtu); + udp_sock->send(boost::asio::buffer(buffer, sizeof(usrp2_ctrl_data_t))); + + size_t len = udp_sock->recv(boost::asio::buffer(buffer), echo_timeout); + + if (len >= test_mtu) min_recv_mtu = test_mtu; + else max_recv_mtu = test_mtu - 4; + + } + + while (min_send_mtu < max_send_mtu){ + + size_t test_mtu = (max_send_mtu/2 + min_send_mtu/2 + 3) & ~3; + + ctrl_data->id = htonl(USRP2_CTRL_ID_HOLLER_AT_ME_BRO); + ctrl_data->proto_ver = htonl(USRP2_FW_COMPAT_NUM); + ctrl_data->data.echo_args.len = htonl(sizeof(usrp2_ctrl_data_t)); + udp_sock->send(boost::asio::buffer(buffer, test_mtu)); + + size_t len = udp_sock->recv(boost::asio::buffer(buffer), echo_timeout); + if (len >= sizeof(usrp2_ctrl_data_t)) len = ntohl(ctrl_data->data.echo_args.len); + + if (len >= test_mtu) min_send_mtu = test_mtu; + else max_send_mtu = test_mtu - 4; + } + + mtu_result_t mtu; + mtu.recv_mtu = min_recv_mtu; + mtu.send_mtu = min_send_mtu; + return mtu; +} + +/*********************************************************************** + * Helpers + **********************************************************************/ +static zero_copy_if::sptr make_xport( + const std::string &addr, + const std::string &port, + const device_addr_t &hints, + const std::string &filter +){ + + //only copy hints that contain the filter word + device_addr_t filtered_hints; + BOOST_FOREACH(const std::string &key, hints.keys()){ + if (key.find(filter) == std::string::npos) continue; + filtered_hints[key] = hints[key]; + } + + //make the transport object with the filtered hints + zero_copy_if::sptr xport = udp_zero_copy::make(addr, port, filtered_hints); + + //Send a small data packet so the usrp2 knows the udp source port. + //This setup must happen before further initialization occurs + //or the async update packets will cause ICMP destination unreachable. + static const boost::uint32_t data[2] = { + uhd::htonx(boost::uint32_t(0 /* don't care seq num */)), + uhd::htonx(boost::uint32_t(USRP2_INVALID_VRT_HEADER)) + }; + transport::managed_send_buffer::sptr send_buff = xport->get_send_buff(); + std::memcpy(send_buff->cast<void*>(), &data, sizeof(data)); + send_buff->commit(sizeof(data)); + + return xport; +} + +/*********************************************************************** + * Structors + **********************************************************************/ +usrp2_impl::usrp2_impl(const device_addr_t &_device_addr){ + UHD_MSG(status) << "Opening a USRP2/N-Series device..." << std::endl; + device_addr_t device_addr = _device_addr; + + //setup the dsp transport hints (default to a large recv buff) + if (not device_addr.has_key("recv_buff_size")){ + #if defined(UHD_PLATFORM_MACOS) || defined(UHD_PLATFORM_BSD) + //limit buffer resize on macos or it will error + device_addr["recv_buff_size"] = "1e6"; + #elif defined(UHD_PLATFORM_LINUX) || defined(UHD_PLATFORM_WIN32) + //set to half-a-second of buffering at max rate + device_addr["recv_buff_size"] = "50e6"; + #endif + } + if (not device_addr.has_key("send_buff_size")){ + //The buffer should be the size of the SRAM on the device, + //because we will never commit more than the SRAM can hold. + device_addr["send_buff_size"] = boost::lexical_cast<std::string>(USRP2_SRAM_BYTES); + } + + device_addrs_t device_args = separate_device_addr(device_addr); + + //extract the user's requested MTU size or default + mtu_result_t user_mtu; + user_mtu.recv_mtu = size_t(device_addr.cast<double>("recv_frame_size", udp_simple::mtu)); + user_mtu.send_mtu = size_t(device_addr.cast<double>("send_frame_size", udp_simple::mtu)); + + try{ + //calculate the minimum send and recv mtu of all devices + mtu_result_t mtu = determine_mtu(device_args[0]["addr"], user_mtu); + for (size_t i = 1; i < device_args.size(); i++){ + mtu_result_t mtu_i = determine_mtu(device_args[i]["addr"], user_mtu); + mtu.recv_mtu = std::min(mtu.recv_mtu, mtu_i.recv_mtu); + mtu.send_mtu = std::min(mtu.send_mtu, mtu_i.send_mtu); + } + + device_addr["recv_frame_size"] = boost::lexical_cast<std::string>(mtu.recv_mtu); + device_addr["send_frame_size"] = boost::lexical_cast<std::string>(mtu.send_mtu); + + UHD_MSG(status) << boost::format("Current recv frame size: %d bytes") % mtu.recv_mtu << std::endl; + UHD_MSG(status) << boost::format("Current send frame size: %d bytes") % mtu.send_mtu << std::endl; + } + catch(const uhd::not_implemented_error &){ + //just ignore this error, makes older fw work... + } + + device_args = separate_device_addr(device_addr); //update args for new frame sizes + + //////////////////////////////////////////////////////////////////// + // create controller objects and initialize the properties tree + //////////////////////////////////////////////////////////////////// + _tree = property_tree::make(); + _tree->create<std::string>("/name").set("USRP2 / N-Series Device"); + + for (size_t mbi = 0; mbi < device_args.size(); mbi++){ + const device_addr_t device_args_i = device_args[mbi]; + const std::string mb = boost::lexical_cast<std::string>(mbi); + const std::string addr = device_args_i["addr"]; + const fs_path mb_path = "/mboards/" + mb; + + //////////////////////////////////////////////////////////////// + // create the iface that controls i2c, spi, uart, and wb + //////////////////////////////////////////////////////////////// + _mbc[mb].iface = usrp2_iface::make(udp_simple::make_connected( + addr, BOOST_STRINGIZE(USRP2_UDP_CTRL_PORT) + )); + _tree->create<std::string>(mb_path / "name").set(_mbc[mb].iface->get_cname()); + _tree->create<std::string>(mb_path / "fw_version").set(_mbc[mb].iface->get_fw_version_string()); + + //check the fpga compatibility number + const boost::uint32_t fpga_compat_num = _mbc[mb].iface->peek32(U2_REG_COMPAT_NUM_RB); + boost::uint16_t fpga_major = fpga_compat_num >> 16, fpga_minor = fpga_compat_num & 0xffff; + if (fpga_major == 0){ //old version scheme + fpga_major = fpga_minor; + fpga_minor = 0; + } + if (fpga_major != USRP2_FPGA_COMPAT_NUM){ + throw uhd::runtime_error(str(boost::format( + "\nPlease update the firmware and FPGA images for your device.\n" + "See the application notes for USRP2/N-Series for instructions.\n" + "Expected FPGA compatibility number %d, but got %d:\n" + "The FPGA build is not compatible with the host code build." + ) % int(USRP2_FPGA_COMPAT_NUM) % fpga_major)); + } + _tree->create<std::string>(mb_path / "fpga_version").set(str(boost::format("%u.%u") % fpga_major % fpga_minor)); + + //lock the device/motherboard to this process + _mbc[mb].iface->lock_device(true); + + //////////////////////////////////////////////////////////////// + // construct transports for RX and TX DSPs + //////////////////////////////////////////////////////////////// + UHD_LOG << "Making transport for RX DSP0..." << std::endl; + _mbc[mb].rx_dsp_xports.push_back(make_xport( + addr, BOOST_STRINGIZE(USRP2_UDP_RX_DSP0_PORT), device_args_i, "recv" + )); + UHD_LOG << "Making transport for RX DSP1..." << std::endl; + _mbc[mb].rx_dsp_xports.push_back(make_xport( + addr, BOOST_STRINGIZE(USRP2_UDP_RX_DSP1_PORT), device_args_i, "recv" + )); + UHD_LOG << "Making transport for TX DSP0..." << std::endl; + _mbc[mb].tx_dsp_xport = make_xport( + addr, BOOST_STRINGIZE(USRP2_UDP_TX_DSP0_PORT), device_args_i, "send" + ); + UHD_LOG << "Making transport for Control..." << std::endl; + _mbc[mb].fifo_ctrl_xport = make_xport( + addr, BOOST_STRINGIZE(USRP2_UDP_FIFO_CRTL_PORT), device_addr_t(), "" + ); + //set the filter on the router to take dsp data from this port + _mbc[mb].iface->poke32(U2_REG_ROUTER_CTRL_PORTS, (USRP2_UDP_FIFO_CRTL_PORT << 16) | USRP2_UDP_TX_DSP0_PORT); + + //create the fifo control interface for high speed register access + _mbc[mb].fifo_ctrl = usrp2_fifo_ctrl::make(_mbc[mb].fifo_ctrl_xport); + + //////////////////////////////////////////////////////////////// + // setup the mboard eeprom + //////////////////////////////////////////////////////////////// + _tree->create<mboard_eeprom_t>(mb_path / "eeprom") + .set(_mbc[mb].iface->mb_eeprom) + .subscribe(boost::bind(&usrp2_impl::set_mb_eeprom, this, mb, _1)); + + //////////////////////////////////////////////////////////////// + // create clock control objects + //////////////////////////////////////////////////////////////// + _mbc[mb].clock = usrp2_clock_ctrl::make(_mbc[mb].iface, _mbc[mb].fifo_ctrl/*spi*/); + _tree->create<double>(mb_path / "tick_rate") + .publish(boost::bind(&usrp2_clock_ctrl::get_master_clock_rate, _mbc[mb].clock)) + .subscribe(boost::bind(&usrp2_impl::update_tick_rate, this, _1)); + + //////////////////////////////////////////////////////////////// + // create codec control objects + //////////////////////////////////////////////////////////////// + const fs_path rx_codec_path = mb_path / "rx_codecs/A"; + const fs_path tx_codec_path = mb_path / "tx_codecs/A"; + _tree->create<int>(rx_codec_path / "gains"); //phony property so this dir exists + _tree->create<int>(tx_codec_path / "gains"); //phony property so this dir exists + _mbc[mb].codec = usrp2_codec_ctrl::make(_mbc[mb].iface, _mbc[mb].fifo_ctrl/*spi*/); + switch(_mbc[mb].iface->get_rev()){ + case usrp2_iface::USRP_N200: + case usrp2_iface::USRP_N210: + case usrp2_iface::USRP_N200_R4: + case usrp2_iface::USRP_N210_R4:{ + _tree->create<std::string>(rx_codec_path / "name").set("ads62p44"); + _tree->create<meta_range_t>(rx_codec_path / "gains/digital/range").set(meta_range_t(0, 6.0, 0.5)); + _tree->create<double>(rx_codec_path / "gains/digital/value") + .subscribe(boost::bind(&usrp2_codec_ctrl::set_rx_digital_gain, _mbc[mb].codec, _1)).set(0); + _tree->create<meta_range_t>(rx_codec_path / "gains/fine/range").set(meta_range_t(0, 0.5, 0.05)); + _tree->create<double>(rx_codec_path / "gains/fine/value") + .subscribe(boost::bind(&usrp2_codec_ctrl::set_rx_digital_fine_gain, _mbc[mb].codec, _1)).set(0); + }break; + + case usrp2_iface::USRP2_REV3: + case usrp2_iface::USRP2_REV4: + _tree->create<std::string>(rx_codec_path / "name").set("ltc2284"); + break; + + case usrp2_iface::USRP_NXXX: + _tree->create<std::string>(rx_codec_path / "name").set("??????"); + break; + } + _tree->create<std::string>(tx_codec_path / "name").set("ad9777"); + + //////////////////////////////////////////////////////////////// + // create gpsdo control objects + //////////////////////////////////////////////////////////////// + if (_mbc[mb].iface->mb_eeprom["gpsdo"] == "internal"){ + _mbc[mb].gps = gps_ctrl::make(udp_simple::make_uart(udp_simple::make_connected( + addr, BOOST_STRINGIZE(USRP2_UDP_UART_GPS_PORT) + ))); + if(_mbc[mb].gps->gps_detected()) { + BOOST_FOREACH(const std::string &name, _mbc[mb].gps->get_sensors()){ + _tree->create<sensor_value_t>(mb_path / "sensors" / name) + .publish(boost::bind(&gps_ctrl::get_sensor, _mbc[mb].gps, name)); + } + } + } + + //////////////////////////////////////////////////////////////// + // and do the misc mboard sensors + //////////////////////////////////////////////////////////////// + _tree->create<sensor_value_t>(mb_path / "sensors/mimo_locked") + .publish(boost::bind(&usrp2_impl::get_mimo_locked, this, mb)); + _tree->create<sensor_value_t>(mb_path / "sensors/ref_locked") + .publish(boost::bind(&usrp2_impl::get_ref_locked, this, mb)); + + //////////////////////////////////////////////////////////////// + // create frontend control objects + //////////////////////////////////////////////////////////////// + _mbc[mb].rx_fe = rx_frontend_core_200::make( + _mbc[mb].fifo_ctrl, U2_REG_SR_ADDR(SR_RX_FRONT) + ); + _mbc[mb].tx_fe = tx_frontend_core_200::make( + _mbc[mb].fifo_ctrl, U2_REG_SR_ADDR(SR_TX_FRONT) + ); + + _tree->create<subdev_spec_t>(mb_path / "rx_subdev_spec") + .subscribe(boost::bind(&usrp2_impl::update_rx_subdev_spec, this, mb, _1)); + _tree->create<subdev_spec_t>(mb_path / "tx_subdev_spec") + .subscribe(boost::bind(&usrp2_impl::update_tx_subdev_spec, this, mb, _1)); + + const fs_path rx_fe_path = mb_path / "rx_frontends" / "A"; + const fs_path tx_fe_path = mb_path / "tx_frontends" / "A"; + + _tree->create<std::complex<double> >(rx_fe_path / "dc_offset" / "value") + .coerce(boost::bind(&rx_frontend_core_200::set_dc_offset, _mbc[mb].rx_fe, _1)) + .set(std::complex<double>(0.0, 0.0)); + _tree->create<bool>(rx_fe_path / "dc_offset" / "enable") + .subscribe(boost::bind(&rx_frontend_core_200::set_dc_offset_auto, _mbc[mb].rx_fe, _1)) + .set(true); + _tree->create<std::complex<double> >(rx_fe_path / "iq_balance" / "value") + .subscribe(boost::bind(&rx_frontend_core_200::set_iq_balance, _mbc[mb].rx_fe, _1)) + .set(std::complex<double>(0.0, 0.0)); + _tree->create<std::complex<double> >(tx_fe_path / "dc_offset" / "value") + .coerce(boost::bind(&tx_frontend_core_200::set_dc_offset, _mbc[mb].tx_fe, _1)) + .set(std::complex<double>(0.0, 0.0)); + _tree->create<std::complex<double> >(tx_fe_path / "iq_balance" / "value") + .subscribe(boost::bind(&tx_frontend_core_200::set_iq_balance, _mbc[mb].tx_fe, _1)) + .set(std::complex<double>(0.0, 0.0)); + + //////////////////////////////////////////////////////////////// + // create rx dsp control objects + //////////////////////////////////////////////////////////////// + _mbc[mb].rx_dsps.push_back(rx_dsp_core_200::make( + _mbc[mb].fifo_ctrl, U2_REG_SR_ADDR(SR_RX_DSP0), U2_REG_SR_ADDR(SR_RX_CTRL0), USRP2_RX_SID_BASE + 0, true + )); + _mbc[mb].rx_dsps.push_back(rx_dsp_core_200::make( + _mbc[mb].fifo_ctrl, U2_REG_SR_ADDR(SR_RX_DSP1), U2_REG_SR_ADDR(SR_RX_CTRL1), USRP2_RX_SID_BASE + 1, true + )); + for (size_t dspno = 0; dspno < _mbc[mb].rx_dsps.size(); dspno++){ + _mbc[mb].rx_dsps[dspno]->set_link_rate(USRP2_LINK_RATE_BPS); + _tree->access<double>(mb_path / "tick_rate") + .subscribe(boost::bind(&rx_dsp_core_200::set_tick_rate, _mbc[mb].rx_dsps[dspno], _1)); + fs_path rx_dsp_path = mb_path / str(boost::format("rx_dsps/%u") % dspno); + _tree->create<meta_range_t>(rx_dsp_path / "rate/range") + .publish(boost::bind(&rx_dsp_core_200::get_host_rates, _mbc[mb].rx_dsps[dspno])); + _tree->create<double>(rx_dsp_path / "rate/value") + .set(1e6) //some default + .coerce(boost::bind(&rx_dsp_core_200::set_host_rate, _mbc[mb].rx_dsps[dspno], _1)) + .subscribe(boost::bind(&usrp2_impl::update_rx_samp_rate, this, mb, dspno, _1)); + _tree->create<double>(rx_dsp_path / "freq/value") + .coerce(boost::bind(&rx_dsp_core_200::set_freq, _mbc[mb].rx_dsps[dspno], _1)); + _tree->create<meta_range_t>(rx_dsp_path / "freq/range") + .publish(boost::bind(&rx_dsp_core_200::get_freq_range, _mbc[mb].rx_dsps[dspno])); + _tree->create<stream_cmd_t>(rx_dsp_path / "stream_cmd") + .subscribe(boost::bind(&rx_dsp_core_200::issue_stream_command, _mbc[mb].rx_dsps[dspno], _1)); + } + + //////////////////////////////////////////////////////////////// + // create tx dsp control objects + //////////////////////////////////////////////////////////////// + _mbc[mb].tx_dsp = tx_dsp_core_200::make( + _mbc[mb].fifo_ctrl, U2_REG_SR_ADDR(SR_TX_DSP), U2_REG_SR_ADDR(SR_TX_CTRL), USRP2_TX_ASYNC_SID + ); + _mbc[mb].tx_dsp->set_link_rate(USRP2_LINK_RATE_BPS); + _tree->access<double>(mb_path / "tick_rate") + .subscribe(boost::bind(&tx_dsp_core_200::set_tick_rate, _mbc[mb].tx_dsp, _1)); + _tree->create<meta_range_t>(mb_path / "tx_dsps/0/rate/range") + .publish(boost::bind(&tx_dsp_core_200::get_host_rates, _mbc[mb].tx_dsp)); + _tree->create<double>(mb_path / "tx_dsps/0/rate/value") + .set(1e6) //some default + .coerce(boost::bind(&tx_dsp_core_200::set_host_rate, _mbc[mb].tx_dsp, _1)) + .subscribe(boost::bind(&usrp2_impl::update_tx_samp_rate, this, mb, 0, _1)); + _tree->create<double>(mb_path / "tx_dsps/0/freq/value") + .coerce(boost::bind(&usrp2_impl::set_tx_dsp_freq, this, mb, _1)); + _tree->create<meta_range_t>(mb_path / "tx_dsps/0/freq/range") + .publish(boost::bind(&usrp2_impl::get_tx_dsp_freq_range, this, mb)); + + //setup dsp flow control + const double ups_per_sec = device_args_i.cast<double>("ups_per_sec", 20); + const size_t send_frame_size = _mbc[mb].tx_dsp_xport->get_send_frame_size(); + const double ups_per_fifo = device_args_i.cast<double>("ups_per_fifo", 8.0); + _mbc[mb].tx_dsp->set_updates( + (ups_per_sec > 0.0)? size_t(100e6/*approx tick rate*//ups_per_sec) : 0, + (ups_per_fifo > 0.0)? size_t(USRP2_SRAM_BYTES/ups_per_fifo/send_frame_size) : 0 + ); + + //////////////////////////////////////////////////////////////// + // create time control objects + //////////////////////////////////////////////////////////////// + time64_core_200::readback_bases_type time64_rb_bases; + time64_rb_bases.rb_hi_now = U2_REG_TIME64_HI_RB_IMM; + time64_rb_bases.rb_lo_now = U2_REG_TIME64_LO_RB_IMM; + time64_rb_bases.rb_hi_pps = U2_REG_TIME64_HI_RB_PPS; + time64_rb_bases.rb_lo_pps = U2_REG_TIME64_LO_RB_PPS; + _mbc[mb].time64 = time64_core_200::make( + _mbc[mb].fifo_ctrl, U2_REG_SR_ADDR(SR_TIME64), time64_rb_bases, mimo_clock_sync_delay_cycles + ); + _tree->access<double>(mb_path / "tick_rate") + .subscribe(boost::bind(&time64_core_200::set_tick_rate, _mbc[mb].time64, _1)); + _tree->create<time_spec_t>(mb_path / "time/now") + .publish(boost::bind(&time64_core_200::get_time_now, _mbc[mb].time64)) + .subscribe(boost::bind(&time64_core_200::set_time_now, _mbc[mb].time64, _1)); + _tree->create<time_spec_t>(mb_path / "time/pps") + .publish(boost::bind(&time64_core_200::get_time_last_pps, _mbc[mb].time64)) + .subscribe(boost::bind(&time64_core_200::set_time_next_pps, _mbc[mb].time64, _1)); + //setup time source props + _tree->create<std::string>(mb_path / "time_source/value") + .subscribe(boost::bind(&time64_core_200::set_time_source, _mbc[mb].time64, _1)); + _tree->create<std::vector<std::string> >(mb_path / "time_source/options") + .publish(boost::bind(&time64_core_200::get_time_sources, _mbc[mb].time64)); + //setup reference source props + _tree->create<std::string>(mb_path / "clock_source/value") + .subscribe(boost::bind(&usrp2_impl::update_clock_source, this, mb, _1)); + static const std::vector<std::string> clock_sources = boost::assign::list_of("internal")("external")("mimo"); + _tree->create<std::vector<std::string> >(mb_path / "clock_source/options").set(clock_sources); + //plug timed commands into tree here + switch(_mbc[mb].iface->get_rev()){ + case usrp2_iface::USRP_N200: + case usrp2_iface::USRP_N210: + case usrp2_iface::USRP_N200_R4: + case usrp2_iface::USRP_N210_R4: + _tree->create<time_spec_t>(mb_path / "time/cmd") + .subscribe(boost::bind(&usrp2_fifo_ctrl::set_time, _mbc[mb].fifo_ctrl, _1)); + default: break; //otherwise, do not register + } + _tree->access<double>(mb_path / "tick_rate") + .subscribe(boost::bind(&usrp2_fifo_ctrl::set_tick_rate, _mbc[mb].fifo_ctrl, _1)); + + //////////////////////////////////////////////////////////////////// + // create user-defined control objects + //////////////////////////////////////////////////////////////////// + _mbc[mb].user = user_settings_core_200::make(_mbc[mb].fifo_ctrl, U2_REG_SR_ADDR(SR_USER_REGS)); + _tree->create<user_settings_core_200::user_reg_t>(mb_path / "user/regs") + .subscribe(boost::bind(&user_settings_core_200::set_reg, _mbc[mb].user, _1)); + + //////////////////////////////////////////////////////////////// + // create dboard control objects + //////////////////////////////////////////////////////////////// + + //read the dboard eeprom to extract the dboard ids + dboard_eeprom_t rx_db_eeprom, tx_db_eeprom, gdb_eeprom; + rx_db_eeprom.load(*_mbc[mb].iface, USRP2_I2C_ADDR_RX_DB); + tx_db_eeprom.load(*_mbc[mb].iface, USRP2_I2C_ADDR_TX_DB); + gdb_eeprom.load(*_mbc[mb].iface, USRP2_I2C_ADDR_TX_DB ^ 5); + + //create the properties and register subscribers + _tree->create<dboard_eeprom_t>(mb_path / "dboards/A/rx_eeprom") + .set(rx_db_eeprom) + .subscribe(boost::bind(&usrp2_impl::set_db_eeprom, this, mb, "rx", _1)); + _tree->create<dboard_eeprom_t>(mb_path / "dboards/A/tx_eeprom") + .set(tx_db_eeprom) + .subscribe(boost::bind(&usrp2_impl::set_db_eeprom, this, mb, "tx", _1)); + _tree->create<dboard_eeprom_t>(mb_path / "dboards/A/gdb_eeprom") + .set(gdb_eeprom) + .subscribe(boost::bind(&usrp2_impl::set_db_eeprom, this, mb, "gdb", _1)); + + //create a new dboard interface and manager + _mbc[mb].dboard_iface = make_usrp2_dboard_iface(_mbc[mb].fifo_ctrl/*wb*/, _mbc[mb].iface/*i2c*/, _mbc[mb].fifo_ctrl/*spi*/, _mbc[mb].clock); + _tree->create<dboard_iface::sptr>(mb_path / "dboards/A/iface").set(_mbc[mb].dboard_iface); + _mbc[mb].dboard_manager = dboard_manager::make( + rx_db_eeprom.id, tx_db_eeprom.id, gdb_eeprom.id, + _mbc[mb].dboard_iface, _tree->subtree(mb_path / "dboards/A") + ); + + //bind frontend corrections to the dboard freq props + const fs_path db_tx_fe_path = mb_path / "dboards" / "A" / "tx_frontends"; + BOOST_FOREACH(const std::string &name, _tree->list(db_tx_fe_path)){ + _tree->access<double>(db_tx_fe_path / name / "freq" / "value") + .subscribe(boost::bind(&usrp2_impl::set_tx_fe_corrections, this, mb, _1)); + } + const fs_path db_rx_fe_path = mb_path / "dboards" / "A" / "rx_frontends"; + BOOST_FOREACH(const std::string &name, _tree->list(db_rx_fe_path)){ + _tree->access<double>(db_rx_fe_path / name / "freq" / "value") + .subscribe(boost::bind(&usrp2_impl::set_rx_fe_corrections, this, mb, _1)); + } + } + + //initialize io handling + this->io_init(); + + //do some post-init tasks + this->update_rates(); + BOOST_FOREACH(const std::string &mb, _mbc.keys()){ + fs_path root = "/mboards/" + mb; + + //reset cordic rates and their properties to zero + BOOST_FOREACH(const std::string &name, _tree->list(root / "rx_dsps")){ + _tree->access<double>(root / "rx_dsps" / name / "freq" / "value").set(0.0); + } + BOOST_FOREACH(const std::string &name, _tree->list(root / "tx_dsps")){ + _tree->access<double>(root / "tx_dsps" / name / "freq" / "value").set(0.0); + } + + _tree->access<subdev_spec_t>(root / "rx_subdev_spec").set(subdev_spec_t("A:" + _tree->list(root / "dboards/A/rx_frontends").at(0))); + _tree->access<subdev_spec_t>(root / "tx_subdev_spec").set(subdev_spec_t("A:" + _tree->list(root / "dboards/A/tx_frontends").at(0))); + _tree->access<std::string>(root / "clock_source/value").set("internal"); + _tree->access<std::string>(root / "time_source/value").set("none"); + + //GPS installed: use external ref, time, and init time spec + if (_mbc[mb].gps.get() and _mbc[mb].gps->gps_detected()){ + UHD_MSG(status) << "Setting references to the internal GPSDO" << std::endl; + _tree->access<std::string>(root / "time_source/value").set("external"); + _tree->access<std::string>(root / "clock_source/value").set("external"); + UHD_MSG(status) << "Initializing time to the internal GPSDO" << std::endl; + _mbc[mb].time64->set_time_next_pps(time_spec_t(time_t(_mbc[mb].gps->get_sensor("gps_time").to_int()+1))); + } + } + +} + +usrp2_impl::~usrp2_impl(void){UHD_SAFE_CALL( + BOOST_FOREACH(const std::string &mb, _mbc.keys()){ + _mbc[mb].tx_dsp->set_updates(0, 0); + } +)} + +void usrp2_impl::set_mb_eeprom(const std::string &mb, const uhd::usrp::mboard_eeprom_t &mb_eeprom){ + mb_eeprom.commit(*(_mbc[mb].iface), mboard_eeprom_t::MAP_N100); +} + +void usrp2_impl::set_db_eeprom(const std::string &mb, const std::string &type, const uhd::usrp::dboard_eeprom_t &db_eeprom){ + if (type == "rx") db_eeprom.store(*_mbc[mb].iface, USRP2_I2C_ADDR_RX_DB); + if (type == "tx") db_eeprom.store(*_mbc[mb].iface, USRP2_I2C_ADDR_TX_DB); + if (type == "gdb") db_eeprom.store(*_mbc[mb].iface, USRP2_I2C_ADDR_TX_DB ^ 5); +} + +sensor_value_t usrp2_impl::get_mimo_locked(const std::string &mb){ + const bool lock = (_mbc[mb].fifo_ctrl->peek32(U2_REG_IRQ_RB) & (1<<10)) != 0; + return sensor_value_t("MIMO", lock, "locked", "unlocked"); +} + +sensor_value_t usrp2_impl::get_ref_locked(const std::string &mb){ + const bool lock = (_mbc[mb].fifo_ctrl->peek32(U2_REG_IRQ_RB) & (1<<11)) != 0; + return sensor_value_t("Ref", lock, "locked", "unlocked"); +} + +void usrp2_impl::set_rx_fe_corrections(const std::string &mb, const double lo_freq){ + apply_rx_fe_corrections(this->get_tree()->subtree("/mboards/" + mb), "A", lo_freq); +} + +void usrp2_impl::set_tx_fe_corrections(const std::string &mb, const double lo_freq){ + apply_tx_fe_corrections(this->get_tree()->subtree("/mboards/" + mb), "A", lo_freq); +} + +#include <boost/math/special_functions/round.hpp> +#include <boost/math/special_functions/sign.hpp> + +double usrp2_impl::set_tx_dsp_freq(const std::string &mb, const double freq_){ + double new_freq = freq_; + const double tick_rate = _tree->access<double>("/mboards/"+mb+"/tick_rate").get(); + + //calculate the DAC shift (multiples of rate) + const int sign = boost::math::sign(new_freq); + const int zone = std::min(boost::math::iround(new_freq/tick_rate), 2); + const double dac_shift = sign*zone*tick_rate; + new_freq -= dac_shift; //update FPGA DSP target freq + + //set the DAC shift (modulation mode) + if (zone == 0) _mbc[mb].codec->set_tx_mod_mode(0); //no shift + else _mbc[mb].codec->set_tx_mod_mode(sign*4/zone); //DAC interp = 4 + + return _mbc[mb].tx_dsp->set_freq(new_freq) + dac_shift; //actual freq +} + +meta_range_t usrp2_impl::get_tx_dsp_freq_range(const std::string &mb){ + const double tick_rate = _tree->access<double>("/mboards/"+mb+"/tick_rate").get(); + const meta_range_t dsp_range = _mbc[mb].tx_dsp->get_freq_range(); + return meta_range_t(dsp_range.start() - tick_rate*2, dsp_range.stop() + tick_rate*2, dsp_range.step()); +} + +void usrp2_impl::update_clock_source(const std::string &mb, const std::string &source){ + //NOTICE: U2_REG_MISC_CTRL_CLOCK is on the wb clock, and cannot be set from fifo_ctrl + //clock source ref 10mhz + switch(_mbc[mb].iface->get_rev()){ + case usrp2_iface::USRP_N200: + case usrp2_iface::USRP_N210: + case usrp2_iface::USRP_N200_R4: + case usrp2_iface::USRP_N210_R4: + if (source == "internal") _mbc[mb].iface->poke32(U2_REG_MISC_CTRL_CLOCK, 0x12); + else if (source == "external") _mbc[mb].iface->poke32(U2_REG_MISC_CTRL_CLOCK, 0x1C); + else if (source == "mimo") _mbc[mb].iface->poke32(U2_REG_MISC_CTRL_CLOCK, 0x15); + else throw uhd::value_error("unhandled clock configuration reference source: " + source); + _mbc[mb].clock->enable_external_ref(true); //USRP2P has an internal 10MHz TCXO + break; + + case usrp2_iface::USRP2_REV3: + case usrp2_iface::USRP2_REV4: + if (source == "internal") _mbc[mb].iface->poke32(U2_REG_MISC_CTRL_CLOCK, 0x10); + else if (source == "external") _mbc[mb].iface->poke32(U2_REG_MISC_CTRL_CLOCK, 0x1C); + else if (source == "mimo") _mbc[mb].iface->poke32(U2_REG_MISC_CTRL_CLOCK, 0x15); + else throw uhd::value_error("unhandled clock configuration reference source: " + source); + _mbc[mb].clock->enable_external_ref(source != "internal"); + break; + + case usrp2_iface::USRP_NXXX: break; + } + + //always drive the clock over serdes if not locking to it + _mbc[mb].clock->enable_mimo_clock_out(source != "mimo"); + + //set the mimo clock delay over the serdes + if (source != "mimo"){ + switch(_mbc[mb].iface->get_rev()){ + case usrp2_iface::USRP_N200: + case usrp2_iface::USRP_N210: + case usrp2_iface::USRP_N200_R4: + case usrp2_iface::USRP_N210_R4: + _mbc[mb].clock->set_mimo_clock_delay(mimo_clock_delay_usrp_n2xx); + break; + + case usrp2_iface::USRP2_REV4: + _mbc[mb].clock->set_mimo_clock_delay(mimo_clock_delay_usrp2_rev4); + break; + + default: break; //not handled + } + } +} diff --git a/host/lib/usrp/usrp2/usrp2_impl.hpp b/host/lib/usrp/usrp2/usrp2_impl.hpp new file mode 100644 index 000000000..3d2fbf14f --- /dev/null +++ b/host/lib/usrp/usrp2/usrp2_impl.hpp @@ -0,0 +1,136 @@ +// +// Copyright 2010-2012 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#ifndef INCLUDED_USRP2_IMPL_HPP +#define INCLUDED_USRP2_IMPL_HPP + +#include "gpio_core_200.hpp" +#include "usrp2_iface.hpp" +#include "usrp2_fifo_ctrl.hpp" +#include "clock_ctrl.hpp" +#include "codec_ctrl.hpp" +#include "rx_frontend_core_200.hpp" +#include "tx_frontend_core_200.hpp" +#include "rx_dsp_core_200.hpp" +#include "tx_dsp_core_200.hpp" +#include "time64_core_200.hpp" +#include "user_settings_core_200.hpp" +#include <uhd/property_tree.hpp> +#include <uhd/usrp/gps_ctrl.hpp> +#include <uhd/device.hpp> +#include <uhd/utils/pimpl.hpp> +#include <uhd/types/dict.hpp> +#include <uhd/types/stream_cmd.hpp> +#include <uhd/types/clock_config.hpp> +#include <uhd/usrp/dboard_eeprom.hpp> +#include <boost/shared_ptr.hpp> +#include <boost/function.hpp> +#include <uhd/transport/vrt_if_packet.hpp> +#include <uhd/transport/udp_simple.hpp> +#include <uhd/transport/udp_zero_copy.hpp> +#include <uhd/usrp/dboard_manager.hpp> +#include <uhd/usrp/subdev_spec.hpp> +#include <boost/weak_ptr.hpp> + +static const double USRP2_LINK_RATE_BPS = 1000e6/8; +static const double mimo_clock_delay_usrp2_rev4 = 4.18e-9; +static const double mimo_clock_delay_usrp_n2xx = 4.10e-9; +static const size_t mimo_clock_sync_delay_cycles = 138; +static const size_t USRP2_SRAM_BYTES = size_t(1 << 20); +static const boost::uint32_t USRP2_TX_ASYNC_SID = 2; +static const boost::uint32_t USRP2_RX_SID_BASE = 3; + +//! Make a usrp2 dboard interface. +uhd::usrp::dboard_iface::sptr make_usrp2_dboard_iface( + wb_iface::sptr wb_iface, + uhd::i2c_iface::sptr i2c_iface, + uhd::spi_iface::sptr spi_iface, + usrp2_clock_ctrl::sptr clk_ctrl +); + +/*! + * USRP2 implementation guts: + * The implementation details are encapsulated here. + * Handles device properties and streaming... + */ +class usrp2_impl : public uhd::device{ +public: + usrp2_impl(const uhd::device_addr_t &); + ~usrp2_impl(void); + + //the io interface + uhd::rx_streamer::sptr get_rx_stream(const uhd::stream_args_t &args); + uhd::tx_streamer::sptr get_tx_stream(const uhd::stream_args_t &args); + bool recv_async_msg(uhd::async_metadata_t &, double); + +private: + uhd::property_tree::sptr _tree; + struct mb_container_type{ + usrp2_iface::sptr iface; + usrp2_fifo_ctrl::sptr fifo_ctrl; + usrp2_clock_ctrl::sptr clock; + usrp2_codec_ctrl::sptr codec; + uhd::gps_ctrl::sptr gps; + rx_frontend_core_200::sptr rx_fe; + tx_frontend_core_200::sptr tx_fe; + std::vector<rx_dsp_core_200::sptr> rx_dsps; + std::vector<boost::weak_ptr<uhd::rx_streamer> > rx_streamers; + std::vector<boost::weak_ptr<uhd::tx_streamer> > tx_streamers; + tx_dsp_core_200::sptr tx_dsp; + time64_core_200::sptr time64; + user_settings_core_200::sptr user; + std::vector<uhd::transport::zero_copy_if::sptr> rx_dsp_xports; + uhd::transport::zero_copy_if::sptr tx_dsp_xport; + uhd::transport::zero_copy_if::sptr fifo_ctrl_xport; + uhd::usrp::dboard_manager::sptr dboard_manager; + uhd::usrp::dboard_iface::sptr dboard_iface; + size_t rx_chan_occ, tx_chan_occ; + mb_container_type(void): rx_chan_occ(0), tx_chan_occ(0){} + }; + uhd::dict<std::string, mb_container_type> _mbc; + + void set_mb_eeprom(const std::string &, const uhd::usrp::mboard_eeprom_t &); + void set_db_eeprom(const std::string &, const std::string &, const uhd::usrp::dboard_eeprom_t &); + + uhd::sensor_value_t get_mimo_locked(const std::string &); + uhd::sensor_value_t get_ref_locked(const std::string &); + + void set_rx_fe_corrections(const std::string &mb, const double); + void set_tx_fe_corrections(const std::string &mb, const double); + + //device properties interface + uhd::property_tree::sptr get_tree(void) const{ + return _tree; + } + + //io impl methods and members + UHD_PIMPL_DECL(io_impl) _io_impl; + void io_init(void); + void update_tick_rate(const double rate); + void update_rx_samp_rate(const std::string &, const size_t, const double rate); + void update_tx_samp_rate(const std::string &, const size_t, const double rate); + void update_rates(void); + //update spec methods are coercers until we only accept db_name == A + void update_rx_subdev_spec(const std::string &, const uhd::usrp::subdev_spec_t &); + void update_tx_subdev_spec(const std::string &, const uhd::usrp::subdev_spec_t &); + double set_tx_dsp_freq(const std::string &, const double); + uhd::meta_range_t get_tx_dsp_freq_range(const std::string &); + void update_clock_source(const std::string &, const std::string &); + void program_stream_dest(uhd::transport::zero_copy_if::sptr &, const uhd::stream_args_t &); +}; + +#endif /* INCLUDED_USRP2_IMPL_HPP */ diff --git a/host/lib/usrp/usrp2/usrp2_regs.hpp b/host/lib/usrp/usrp2/usrp2_regs.hpp new file mode 100644 index 000000000..7fe83e709 --- /dev/null +++ b/host/lib/usrp/usrp2/usrp2_regs.hpp @@ -0,0 +1,107 @@ +// +// Copyright 2010-2012 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#ifndef INCLUDED_USRP2_REGS_HPP +#define INCLUDED_USRP2_REGS_HPP + +//////////////////////////////////////////////////////////////////////// +// Define slave bases +//////////////////////////////////////////////////////////////////////// +#define ROUTER_RAM_BASE 0x4000 +#define SPI_BASE 0x5000 +#define I2C_BASE 0x5400 +#define GPIO_BASE 0x5800 +#define READBACK_BASE 0x5C00 +#define ETH_BASE 0x6000 +#define SETTING_REGS_BASE 0x7000 +#define PIC_BASE 0x8000 +#define UART_BASE 0x8800 +#define ATR_BASE 0x8C00 + +//////////////////////////////////////////////////////////////////////// +// Setting register offsets +//////////////////////////////////////////////////////////////////////// +#define SR_MISC 0 // 7 regs +#define SR_USER_REGS 8 // 2 +#define SR_TIME64 10 // 6 +#define SR_BUF_POOL 16 // 4 +#define SR_SPI_CORE 20 // 3 +#define SR_RX_FRONT 24 // 5 +#define SR_RX_CTRL0 32 // 9 +#define SR_RX_DSP0 48 // 7 +#define SR_RX_CTRL1 80 // 9 +#define SR_RX_DSP1 96 // 7 + +#define SR_TX_FRONT 128 // ? +#define SR_TX_CTRL 144 // 6 +#define SR_TX_DSP 160 // 5 + +#define SR_GPIO 184 +#define SR_UDP_SM 192 // 64 + +#define U2_REG_SR_ADDR(sr) (SETTING_REGS_BASE + (4 * (sr))) + +#define U2_REG_ROUTER_CTRL_PORTS U2_REG_SR_ADDR(SR_BUF_POOL) + 8 + +///////////////////////////////////////////////// +// SPI Slave Constants +//////////////////////////////////////////////// +// Masks for controlling different peripherals +#define SPI_SS_AD9510 1 +#define SPI_SS_AD9777 2 +#define SPI_SS_RX_DAC 4 +#define SPI_SS_RX_ADC 8 +#define SPI_SS_RX_DB 16 +#define SPI_SS_TX_DAC 32 +#define SPI_SS_TX_ADC 64 +#define SPI_SS_TX_DB 128 +#define SPI_SS_ADS62P44 256 //for usrp2p + +///////////////////////////////////////////////// +// Misc Control +//////////////////////////////////////////////// +#define U2_REG_MISC_CTRL_CLOCK U2_REG_SR_ADDR(0) +#define U2_REG_MISC_CTRL_SERDES U2_REG_SR_ADDR(1) +#define U2_REG_MISC_CTRL_ADC U2_REG_SR_ADDR(2) +#define U2_REG_MISC_CTRL_LEDS U2_REG_SR_ADDR(3) +#define U2_REG_MISC_CTRL_PHY U2_REG_SR_ADDR(4) +#define U2_REG_MISC_CTRL_DBG_MUX U2_REG_SR_ADDR(5) +#define U2_REG_MISC_CTRL_RAM_PAGE U2_REG_SR_ADDR(6) +#define U2_REG_MISC_CTRL_FLUSH_ICACHE U2_REG_SR_ADDR(7) +#define U2_REG_MISC_CTRL_LED_SRC U2_REG_SR_ADDR(8) + +#define U2_FLAG_MISC_CTRL_SERDES_ENABLE 8 +#define U2_FLAG_MISC_CTRL_SERDES_PRBSEN 4 +#define U2_FLAG_MISC_CTRL_SERDES_LOOPEN 2 +#define U2_FLAG_MISC_CTRL_SERDES_RXEN 1 + +#define U2_FLAG_MISC_CTRL_ADC_ON 0x0F +#define U2_FLAG_MISC_CTRL_ADC_OFF 0x00 + +///////////////////////////////////////////////// +// Readback regs +//////////////////////////////////////////////// +#define U2_REG_STATUS READBACK_BASE + 4*8 +#define U2_REG_GPIO_RB READBACK_BASE + 4*9 +#define U2_REG_TIME64_HI_RB_IMM READBACK_BASE + 4*10 +#define U2_REG_TIME64_LO_RB_IMM READBACK_BASE + 4*11 +#define U2_REG_COMPAT_NUM_RB READBACK_BASE + 4*12 +#define U2_REG_IRQ_RB READBACK_BASE + 4*13 +#define U2_REG_TIME64_HI_RB_PPS READBACK_BASE + 4*14 +#define U2_REG_TIME64_LO_RB_PPS READBACK_BASE + 4*15 + +#endif /* INCLUDED_USRP2_REGS_HPP */ diff --git a/host/lib/utils/CMakeLists.txt b/host/lib/utils/CMakeLists.txt new file mode 100644 index 000000000..95105f917 --- /dev/null +++ b/host/lib/utils/CMakeLists.txt @@ -0,0 +1,142 @@ +# +# Copyright 2010-2011 Ettus Research LLC +# +# This program is free software: you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation, either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. +# + +######################################################################## +# This file included, use CMake directory variables +######################################################################## + +######################################################################## +# Setup defines for process scheduling +######################################################################## +MESSAGE(STATUS "") +MESSAGE(STATUS "Configuring priority scheduling...") +INCLUDE(CheckCXXSourceCompiles) + +CHECK_CXX_SOURCE_COMPILES(" + #include <pthread.h> + int main(){ + struct sched_param sp; + pthread_setschedparam(pthread_self(), SCHED_RR, &sp); + return 0; + } + " HAVE_PTHREAD_SETSCHEDPARAM +) + +IF(CYGWIN) + #SCHED_RR non-operational on cygwin + SET(HAVE_PTHREAD_SETSCHEDPARAM False) +ENDIF(CYGWIN) + +CHECK_CXX_SOURCE_COMPILES(" + #include <windows.h> + int main(){ + SetThreadPriority(GetCurrentThread(), 0); + SetPriorityClass(GetCurrentProcess(), 0); + return 0; + } + " HAVE_WIN_SETTHREADPRIORITY +) + +IF(HAVE_PTHREAD_SETSCHEDPARAM) + MESSAGE(STATUS " Priority scheduling supported through pthread_setschedparam.") + SET(THREAD_PRIO_DEFS HAVE_PTHREAD_SETSCHEDPARAM) + LIBUHD_APPEND_LIBS(pthread) +ELSEIF(HAVE_WIN_SETTHREADPRIORITY) + MESSAGE(STATUS " Priority scheduling supported through windows SetThreadPriority.") + SET(THREAD_PRIO_DEFS HAVE_WIN_SETTHREADPRIORITY) +ELSE() + MESSAGE(STATUS " Priority scheduling not supported.") + SET(THREAD_PRIO_DEFS HAVE_THREAD_PRIO_DUMMY) +ENDIF() + +SET_SOURCE_FILES_PROPERTIES( + ${CMAKE_CURRENT_SOURCE_DIR}/thread_priority.cpp + PROPERTIES COMPILE_DEFINITIONS "${THREAD_PRIO_DEFS}" +) + +######################################################################## +# Setup defines for module loading +######################################################################## +MESSAGE(STATUS "") +MESSAGE(STATUS "Configuring module loading...") +INCLUDE(CheckCXXSourceCompiles) + +SET(CMAKE_REQUIRED_LIBRARIES ${CMAKE_DL_LIBS}) +CHECK_CXX_SOURCE_COMPILES(" + #include <dlfcn.h> + int main(){ + dlopen(0, 0); + return 0; + } + " HAVE_DLOPEN +) +UNSET(CMAKE_REQUIRED_LIBRARIES) + +CHECK_CXX_SOURCE_COMPILES(" + #include <windows.h> + int main(){ + LoadLibrary(0); + return 0; + } + " HAVE_LOAD_LIBRARY +) + +IF(HAVE_DLOPEN) + MESSAGE(STATUS " Module loading supported through dlopen.") + SET(LOAD_MODULES_DEFS HAVE_DLOPEN) + LIBUHD_APPEND_LIBS(${CMAKE_DL_LIBS}) +ELSEIF(HAVE_LOAD_LIBRARY) + MESSAGE(STATUS " Module loading supported through LoadLibrary.") + SET(LOAD_MODULES_DEFS HAVE_LOAD_LIBRARY) +ELSE() + MESSAGE(STATUS " Module loading not supported.") + SET(LOAD_MODULES_DEFS HAVE_LOAD_MODULES_DUMMY) +ENDIF() + +SET_SOURCE_FILES_PROPERTIES( + ${CMAKE_CURRENT_SOURCE_DIR}/load_modules.cpp + PROPERTIES COMPILE_DEFINITIONS "${LOAD_MODULES_DEFS}" +) + +######################################################################## +# Define UHD_PKG_DATA_PATH for paths.cpp +######################################################################## +FILE(TO_NATIVE_PATH ${CMAKE_INSTALL_PREFIX}/${PKG_DATA_DIR} UHD_PKG_DATA_PATH) +STRING(REPLACE "\\" "\\\\" UHD_PKG_DATA_PATH ${UHD_PKG_DATA_PATH}) +MESSAGE(STATUS "Full package data directory: ${UHD_PKG_DATA_PATH}") + +SET_SOURCE_FILES_PROPERTIES( + ${CMAKE_CURRENT_SOURCE_DIR}/paths.cpp + PROPERTIES COMPILE_DEFINITIONS + "UHD_PKG_DATA_PATH=\"${UHD_PKG_DATA_PATH}\"" +) + +######################################################################## +# Append sources +######################################################################## +LIBUHD_APPEND_SOURCES( + ${CMAKE_CURRENT_SOURCE_DIR}/csv.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/gain_group.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/images.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/load_modules.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/log.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/msg.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/paths.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/static.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/tasks.cpp + ${CMAKE_CURRENT_SOURCE_DIR}/thread_priority.cpp +) diff --git a/host/lib/utils/csv.cpp b/host/lib/utils/csv.cpp new file mode 100644 index 000000000..2ffa70196 --- /dev/null +++ b/host/lib/utils/csv.cpp @@ -0,0 +1,52 @@ +// +// Copyright 2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include <uhd/utils/csv.hpp> +#include <boost/foreach.hpp> + +using namespace uhd; + +csv::rows_type csv::to_rows(std::istream &input){ + csv::rows_type rows; + std::string line; + //for each line in the input stream + while (std::getline(input, line)){ + csv::row_type row(1, ""); + bool in_quote = false; + char last_ch, next_ch = ' '; + //for each character in the line + BOOST_FOREACH(char ch, line){ + last_ch = next_ch; + next_ch = ch; + //catch a quote character and change the state + //we handle double quotes by checking last_ch + if (ch == '"'){ + in_quote = not in_quote; + if (last_ch != '"') continue; + } + //a comma not inside quotes is a column delimiter + if (not in_quote and ch == ','){ + row.push_back(""); + continue; + } + //if we got here we record the character + row.back() += ch; + } + rows.push_back(row); + } + return rows; +} diff --git a/host/lib/utils/gain_group.cpp b/host/lib/utils/gain_group.cpp new file mode 100644 index 000000000..85f4977a6 --- /dev/null +++ b/host/lib/utils/gain_group.cpp @@ -0,0 +1,186 @@ +// +// Copyright 2010-2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include <uhd/utils/gain_group.hpp> +#include <uhd/utils/log.hpp> +#include <uhd/types/dict.hpp> +#include <uhd/utils/algorithm.hpp> +#include <uhd/exception.hpp> +#include <boost/foreach.hpp> +#include <boost/bind.hpp> +#include <algorithm> +#include <vector> + +using namespace uhd; + +static const bool verbose = false; + +static bool compare_by_step_size( + const size_t &rhs, const size_t &lhs, std::vector<gain_fcns_t> &fcns +){ + return fcns.at(rhs).get_range().step() > fcns.at(lhs).get_range().step(); +} + +/*! + * Get a multiple of step with the following relation: + * result = step*floor(num/step) + * + * Due to small doubleing-point inaccuracies: + * num = n*step + e, where e is a small inaccuracy. + * When e is negative, floor would yeild (n-1)*step, + * despite that n*step is really the desired result. + * This function is designed to mitigate that issue. + * + * \param num the number to approximate + * \param step the step size to round with + * \param e the small inaccuracy to account for + * \return a multiple of step approximating num + */ +template <typename T> static T floor_step(T num, T step, T e = T(0.001)){ + return step*int(num/step + e); +} + +/*********************************************************************** + * gain group implementation + **********************************************************************/ +class gain_group_impl : public gain_group{ +public: + gain_group_impl(void){ + /*NOP*/ + } + + gain_range_t get_range(const std::string &name){ + if (not name.empty()) return _name_to_fcns[name].get_range(); + + double overall_min = 0, overall_max = 0, overall_step = 0; + BOOST_FOREACH(const gain_fcns_t &fcns, get_all_fcns()){ + const gain_range_t range = fcns.get_range(); + overall_min += range.start(); + overall_max += range.stop(); + //the overall step is the min (zero is invalid, first run) + if (overall_step == 0) overall_step = range.step(); + overall_step = std::min(overall_step, range.step()); + } + return gain_range_t(overall_min, overall_max, overall_step); + } + + double get_value(const std::string &name){ + if (not name.empty()) return _name_to_fcns[name].get_value(); + + double overall_gain = 0; + BOOST_FOREACH(const gain_fcns_t &fcns, get_all_fcns()){ + overall_gain += fcns.get_value(); + } + return overall_gain; + } + + void set_value(double gain, const std::string &name){ + if (not name.empty()) return _name_to_fcns[name].set_value(gain); + + std::vector<gain_fcns_t> all_fcns = get_all_fcns(); + if (all_fcns.size() == 0) return; //nothing to set! + + //get the max step size among the gains + double max_step = 0; + BOOST_FOREACH(const gain_fcns_t &fcns, all_fcns){ + max_step = std::max(max_step, fcns.get_range().step()); + } + + //create gain bucket to distribute power + std::vector<double> gain_bucket; + + //distribute power according to priority (round to max step) + double gain_left_to_distribute = gain; + BOOST_FOREACH(const gain_fcns_t &fcns, all_fcns){ + const gain_range_t range = fcns.get_range(); + gain_bucket.push_back(floor_step(uhd::clip( + gain_left_to_distribute, range.start(), range.stop() + ), max_step)); + gain_left_to_distribute -= gain_bucket.back(); + } + + //get a list of indexes sorted by step size large to small + std::vector<size_t> indexes_step_size_dec; + for (size_t i = 0; i < all_fcns.size(); i++){ + indexes_step_size_dec.push_back(i); + } + std::sort( + indexes_step_size_dec.begin(), indexes_step_size_dec.end(), + boost::bind(&compare_by_step_size, _1, _2, all_fcns) + ); + UHD_ASSERT_THROW( + all_fcns.at(indexes_step_size_dec.front()).get_range().step() >= + all_fcns.at(indexes_step_size_dec.back()).get_range().step() + ); + + //distribute the remainder (less than max step) + //fill in the largest step sizes first that are less than the remainder + BOOST_FOREACH(size_t i, indexes_step_size_dec){ + const gain_range_t range = all_fcns.at(i).get_range(); + double additional_gain = floor_step(uhd::clip( + gain_bucket.at(i) + gain_left_to_distribute, range.start(), range.stop() + ), range.step()) - gain_bucket.at(i); + gain_bucket.at(i) += additional_gain; + gain_left_to_distribute -= additional_gain; + } + UHD_LOGV(often) << "gain_left_to_distribute " << gain_left_to_distribute << std::endl; + + //now write the bucket out to the individual gain values + for (size_t i = 0; i < gain_bucket.size(); i++){ + UHD_LOGV(often) << i << ": " << gain_bucket.at(i) << std::endl; + all_fcns.at(i).set_value(gain_bucket.at(i)); + } + } + + const std::vector<std::string> get_names(void){ + return _name_to_fcns.keys(); + } + + void register_fcns( + const std::string &name, + const gain_fcns_t &gain_fcns, + size_t priority + ){ + if (name.empty() or _name_to_fcns.has_key(name)){ + //ensure the name name is unique and non-empty + return register_fcns(name + "_", gain_fcns, priority); + } + _registry[priority].push_back(gain_fcns); + _name_to_fcns[name] = gain_fcns; + } + +private: + //! get the gain function sets in order (highest priority first) + std::vector<gain_fcns_t> get_all_fcns(void){ + std::vector<gain_fcns_t> all_fcns; + BOOST_FOREACH(size_t key, uhd::sorted(_registry.keys())){ + const std::vector<gain_fcns_t> &fcns = _registry[key]; + all_fcns.insert(all_fcns.begin(), fcns.begin(), fcns.end()); + } + return all_fcns; + } + + uhd::dict<size_t, std::vector<gain_fcns_t> > _registry; + uhd::dict<std::string, gain_fcns_t> _name_to_fcns; +}; + +/*********************************************************************** + * gain group factory function + **********************************************************************/ +gain_group::sptr gain_group::make(void){ + return sptr(new gain_group_impl()); +} diff --git a/host/lib/utils/images.cpp b/host/lib/utils/images.cpp new file mode 100644 index 000000000..a124cc208 --- /dev/null +++ b/host/lib/utils/images.cpp @@ -0,0 +1,40 @@ +// +// Copyright 2010-2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include <uhd/utils/images.hpp> +#include <uhd/exception.hpp> +#include <boost/foreach.hpp> +#include <boost/filesystem.hpp> +#include <vector> + +namespace fs = boost::filesystem; + +std::vector<fs::path> get_image_paths(void); //defined in paths.cpp + +/*********************************************************************** + * Find a image in the image paths + **********************************************************************/ +std::string uhd::find_image_path(const std::string &image_name){ + if (fs::exists(image_name)){ + return fs::system_complete(image_name).string(); + } + BOOST_FOREACH(const fs::path &path, get_image_paths()){ + fs::path image_path = path / image_name; + if (fs::exists(image_path)) return image_path.string(); + } + throw uhd::io_error("Could not find path for image: " + image_name); +} diff --git a/host/lib/utils/load_modules.cpp b/host/lib/utils/load_modules.cpp new file mode 100644 index 000000000..bee0d5304 --- /dev/null +++ b/host/lib/utils/load_modules.cpp @@ -0,0 +1,109 @@ +// +// Copyright 2010-2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include <uhd/utils/static.hpp> +#include <uhd/exception.hpp> +#include <boost/format.hpp> +#include <boost/foreach.hpp> +#include <boost/filesystem.hpp> +#include <iostream> +#include <string> +#include <vector> + +namespace fs = boost::filesystem; + +/*********************************************************************** + * Module Load Function + **********************************************************************/ +#ifdef HAVE_DLOPEN +#include <dlfcn.h> +static void load_module(const std::string &file_name){ + if (dlopen(file_name.c_str(), RTLD_LAZY) == NULL){ + throw uhd::os_error(str( + boost::format("dlopen failed to load \"%s\"") % file_name + )); + } +} +#endif /* HAVE_DLOPEN */ + + +#ifdef HAVE_LOAD_LIBRARY +#include <windows.h> +static void load_module(const std::string &file_name){ + if (LoadLibrary(file_name.c_str()) == NULL){ + throw uhd::os_error(str( + boost::format("LoadLibrary failed to load \"%s\"") % file_name + )); + } +} +#endif /* HAVE_LOAD_LIBRARY */ + + +#ifdef HAVE_LOAD_MODULES_DUMMY +static void load_module(const std::string &file_name){ + throw uhd::not_implemented_error(str( + boost::format("Module loading not supported: Cannot load \"%s\"") % file_name + )); +} +#endif /* HAVE_LOAD_MODULES_DUMMY */ + +/*********************************************************************** + * Load Modules + **********************************************************************/ +/*! + * Load all modules in a given path. + * This will recurse into sub-directories. + * Does not throw, prints to std error. + * \param path the filesystem path + */ +static void load_module_path(const fs::path &path){ + if (not fs::exists(path)){ + //std::cerr << boost::format("Module path \"%s\" not found.") % path.string() << std::endl; + return; + } + + //try to load the files in this path + if (fs::is_directory(path)){ + for( + fs::directory_iterator dir_itr(path); + dir_itr != fs::directory_iterator(); + ++dir_itr + ){ + load_module_path(dir_itr->path()); + } + return; + } + + //its not a directory, try to load it + try{ + load_module(path.string()); + } + catch(const std::exception &err){ + std::cerr << boost::format("Error: %s") % err.what() << std::endl; + } +} + +std::vector<fs::path> get_module_paths(void); //defined in paths.cpp + +/*! + * Load all the modules given in the module paths. + */ +UHD_STATIC_BLOCK(load_modules){ + BOOST_FOREACH(const fs::path &path, get_module_paths()){ + load_module_path(path); + } +} diff --git a/host/lib/utils/log.cpp b/host/lib/utils/log.cpp new file mode 100644 index 000000000..31d11796e --- /dev/null +++ b/host/lib/utils/log.cpp @@ -0,0 +1,221 @@ +// +// Copyright 2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include <uhd/utils/log.hpp> +#include <uhd/utils/msg.hpp> +#include <uhd/utils/static.hpp> +#include <boost/filesystem.hpp> +#include <boost/format.hpp> +#include <boost/thread/mutex.hpp> +#include <boost/date_time/posix_time/posix_time.hpp> +#ifdef BOOST_MSVC +//whoops! https://svn.boost.org/trac/boost/ticket/5287 +//enjoy this useless dummy class instead +namespace boost{ namespace interprocess{ + struct file_lock{ + file_lock(const char * = NULL){} + void lock(void){} + void unlock(void){} + }; +}} //namespace +#else +#include <boost/interprocess/sync/file_lock.hpp> +#endif +#ifdef BOOST_MSVC +#define USE_GET_TEMP_PATH +#include <Windows.h> //GetTempPath +#endif +#include <stdio.h> //P_tmpdir +#include <cstdlib> //getenv +#include <fstream> +#include <sstream> +#include <cctype> + +namespace fs = boost::filesystem; +namespace pt = boost::posix_time; +namespace ip = boost::interprocess; + +/*********************************************************************** + * Helper function to get the system's temporary path + **********************************************************************/ +static fs::path get_temp_path(void){ + const char *tmp_path = NULL; + + //try the official uhd temp path environment variable + tmp_path = std::getenv("UHD_TEMP_PATH"); + if (tmp_path != NULL) return tmp_path; + + //try the windows function if available + #ifdef USE_GET_TEMP_PATH + char lpBuffer[2048]; + if (GetTempPath(sizeof(lpBuffer), lpBuffer)) return lpBuffer; + #endif + + //try windows environment variables + tmp_path = std::getenv("TMP"); + if (tmp_path != NULL) return tmp_path; + + tmp_path = std::getenv("TEMP"); + if (tmp_path != NULL) return tmp_path; + + //try the stdio define if available + #ifdef P_tmpdir + return P_tmpdir; + #endif + + //try unix environment variables + tmp_path = std::getenv("TMPDIR"); + if (tmp_path != NULL) return tmp_path; + + //give up and use the unix default + return "/tmp"; +} + +/*********************************************************************** + * Global resources for the logger + **********************************************************************/ +class log_resource_type{ +public: + uhd::_log::verbosity_t level; + + log_resource_type(void){ + + //file lock pointer must be null + _file_lock = NULL; + + //set the default log level + level = uhd::_log::never; + + //allow override from macro definition + #ifdef UHD_LOG_LEVEL + _set_log_level(BOOST_STRINGIZE(UHD_LOG_LEVEL)); + #endif + + //allow override from environment variable + const char * log_level_env = std::getenv("UHD_LOG_LEVEL"); + if (log_level_env != NULL) _set_log_level(log_level_env); + } + + ~log_resource_type(void){ + boost::mutex::scoped_lock lock(_mutex); + _file_stream.close(); + if (_file_lock != NULL) delete _file_lock; + } + + void log_to_file(const std::string &log_msg){ + boost::mutex::scoped_lock lock(_mutex); + if (_file_lock == NULL){ + const std::string log_path = (get_temp_path() / "uhd.log").string(); + _file_stream.open(log_path.c_str(), std::fstream::out | std::fstream::app); + _file_lock = new ip::file_lock(log_path.c_str()); + } + _file_lock->lock(); + _file_stream << log_msg << std::flush; + _file_lock->unlock(); + } + +private: + //! set the log level from a string that is either a digit or an enum name + void _set_log_level(const std::string &log_level_str){ + const uhd::_log::verbosity_t log_level_num = uhd::_log::verbosity_t(log_level_str[0]-'0'); + if (std::isdigit(log_level_str[0]) and log_level_num >= uhd::_log::always and log_level_num <= uhd::_log::never){ + this->level = log_level_num; + return; + } + #define if_lls_equal(name) else if(log_level_str == #name) this->level = uhd::_log::name + if_lls_equal(always); + if_lls_equal(often); + if_lls_equal(regularly); + if_lls_equal(rarely); + if_lls_equal(very_rarely); + if_lls_equal(never); + } + + //file stream and lock: + std::ofstream _file_stream; + ip::file_lock *_file_lock; + boost::mutex _mutex; +}; + +UHD_SINGLETON_FCN(log_resource_type, log_rs); + +/*********************************************************************** + * The logger object implementation + **********************************************************************/ +//! get the relative file path from the host directory +static std::string get_rel_file_path(const fs::path &file){ + fs::path abs_path = file.branch_path(); + fs::path rel_path = file.leaf(); + while (not abs_path.empty() and abs_path.leaf() != "host"){ + rel_path = abs_path.leaf() / rel_path; + abs_path = abs_path.branch_path(); + } + return rel_path.string(); +} + +struct uhd::_log::log::impl{ + std::ostringstream ss; + verbosity_t verbosity; +}; + +uhd::_log::log::log( + const verbosity_t verbosity, + const std::string &file, + const unsigned int line, + const std::string &function +){ + _impl = UHD_PIMPL_MAKE(impl, ()); + _impl->verbosity = verbosity; + const std::string time = pt::to_simple_string(pt::microsec_clock::local_time()); + const std::string header1 = str(boost::format("-- %s - level %d") % time % int(verbosity)); + const std::string header2 = str(boost::format("-- %s") % function).substr(0, 80); + const std::string header3 = str(boost::format("-- %s:%u") % get_rel_file_path(file) % line); + const std::string border = std::string(std::max(std::max(header1.size(), header2.size()), header3.size()), '-'); + _impl->ss + << std::endl + << border << std::endl + << header1 << std::endl + << header2 << std::endl + << header3 << std::endl + << border << std::endl + ; +} + +uhd::_log::log::~log(void){ + if (_impl->verbosity < log_rs().level) return; + _impl->ss << std::endl; + try{ + log_rs().log_to_file(_impl->ss.str()); + } + catch(const std::exception &e){ + /*! + * Critical behavior below. + * The following steps must happen in order to avoid a lock-up condition. + * This is because the message facility will call into the logging facility. + * Therefore we must disable the logger (level = never) before messaging. + */ + log_rs().level = never; + UHD_MSG(error) + << "Logging failed: " << e.what() << std::endl + << "Logging has been disabled for this process" << std::endl + ; + } +} + +std::ostream & uhd::_log::log::operator()(void){ + return _impl->ss; +} diff --git a/host/lib/utils/msg.cpp b/host/lib/utils/msg.cpp new file mode 100644 index 000000000..de98ada64 --- /dev/null +++ b/host/lib/utils/msg.cpp @@ -0,0 +1,128 @@ +// +// Copyright 2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include <uhd/utils/msg.hpp> +#include <uhd/utils/log.hpp> +#include <uhd/utils/static.hpp> +#include <boost/thread/mutex.hpp> +#include <boost/foreach.hpp> +#include <boost/tokenizer.hpp> +#include <sstream> +#include <iostream> + +/*********************************************************************** + * Helper functions + **********************************************************************/ +#define tokenizer(inp, sep) \ + boost::tokenizer<boost::char_separator<char> > \ + (inp, boost::char_separator<char>(sep)) + +static void msg_to_cout(const std::string &msg){ + std::stringstream ss; + + static bool just_had_a_newline = true; + BOOST_FOREACH(char ch, msg){ + if (just_had_a_newline){ + just_had_a_newline = false; + ss << "-- "; + } + if (ch == '\n'){ + just_had_a_newline = true; + } + ss << ch; + } + + std::cout << ss.str() << std::flush; +} + +static void msg_to_cerr(const std::string &title, const std::string &msg){ + std::stringstream ss; + + ss << std::endl << title << ":" << std::endl; + BOOST_FOREACH(const std::string &line, tokenizer(msg, "\n")){ + ss << " " << line << std::endl; + } + + std::cerr << ss.str() << std::flush; +} + +/*********************************************************************** + * Global resources for the messenger + **********************************************************************/ +struct msg_resource_type{ + boost::mutex mutex; + uhd::msg::handler_t handler; +}; + +UHD_SINGLETON_FCN(msg_resource_type, msg_rs); + +/*********************************************************************** + * Setup the message handlers + **********************************************************************/ +void uhd::msg::register_handler(const handler_t &handler){ + boost::mutex::scoped_lock lock(msg_rs().mutex); + msg_rs().handler = handler; +} + +static void default_msg_handler(uhd::msg::type_t type, const std::string &msg){ + switch(type){ + case uhd::msg::fastpath: + std::cerr << msg << std::flush; + break; + + case uhd::msg::status: + msg_to_cout(msg); + UHD_LOG << "Status message" << std::endl << msg; + break; + + case uhd::msg::warning: + msg_to_cerr("UHD Warning", msg); + UHD_LOG << "Warning message" << std::endl << msg; + break; + + case uhd::msg::error: + msg_to_cerr("UHD Error", msg); + UHD_LOG << "Error message" << std::endl << msg; + break; + } +} + +UHD_STATIC_BLOCK(msg_register_default_handler){ + uhd::msg::register_handler(&default_msg_handler); +} + +/*********************************************************************** + * The message object implementation + **********************************************************************/ +struct uhd::msg::_msg::impl{ + std::ostringstream ss; + type_t type; +}; + +uhd::msg::_msg::_msg(const type_t type){ + _impl = UHD_PIMPL_MAKE(impl, ()); + _impl->type = type; +} + +uhd::msg::_msg::~_msg(void){ + boost::mutex::scoped_lock lock(msg_rs().mutex); + msg_rs().handler(_impl->type, _impl->ss.str()); +} + +std::ostream & uhd::msg::_msg::operator()(void){ + return _impl->ss; +} diff --git a/host/lib/utils/paths.cpp b/host/lib/utils/paths.cpp new file mode 100644 index 000000000..4fc877d5d --- /dev/null +++ b/host/lib/utils/paths.cpp @@ -0,0 +1,108 @@ +// +// Copyright 2010-2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include <uhd/config.hpp> +#include <uhd/utils/paths.hpp> +#include <boost/tokenizer.hpp> +#include <boost/filesystem.hpp> +#include <boost/foreach.hpp> +#include <boost/bind.hpp> +#include <cstdlib> +#include <string> +#include <vector> +#include <cstdlib> //getenv +#include <cstdio> //P_tmpdir + +namespace fs = boost::filesystem; + +/*********************************************************************** + * Determine the paths separator + **********************************************************************/ +#ifdef UHD_PLATFORM_WIN32 + static const std::string env_path_sep = ";"; +#else + static const std::string env_path_sep = ":"; +#endif /*UHD_PLATFORM_WIN32*/ + +#define path_tokenizer(inp) \ + boost::tokenizer<boost::char_separator<char> > \ + (inp, boost::char_separator<char>(env_path_sep.c_str())) + +/*********************************************************************** + * Get a list of paths for an environment variable + **********************************************************************/ +static std::string get_env_var(const std::string &var_name, const std::string &def_val = ""){ + const char *var_value_ptr = std::getenv(var_name.c_str()); + return (var_value_ptr == NULL)? def_val : var_value_ptr; +} + +static std::vector<fs::path> get_env_paths(const std::string &var_name){ + + std::string var_value = get_env_var(var_name); + + //convert to filesystem path, filter blank paths + std::vector<fs::path> paths; + if (var_value.empty()) return paths; //FIXME boost tokenizer throws w/ blank strings on some platforms + BOOST_FOREACH(const std::string &path_string, path_tokenizer(var_value)){ + if (path_string.empty()) continue; + paths.push_back(fs::system_complete(path_string)); + } + return paths; +} + +/*********************************************************************** + * Get a list of special purpose paths + **********************************************************************/ +static fs::path get_uhd_pkg_data_path(void){ + return fs::path(get_env_var("UHD_PKG_DATA_PATH", UHD_PKG_DATA_PATH)); +} + +std::vector<fs::path> get_image_paths(void){ + std::vector<fs::path> paths = get_env_paths("UHD_IMAGE_PATH"); + paths.push_back(get_uhd_pkg_data_path() / "images"); + return paths; +} + +std::vector<fs::path> get_module_paths(void){ + std::vector<fs::path> paths = get_env_paths("UHD_MODULE_PATH"); + paths.push_back(get_uhd_pkg_data_path() / "modules"); + return paths; +} + +/*********************************************************************** + * Implement the functions in paths.hpp + **********************************************************************/ +std::string uhd::get_tmp_path(void){ + const char *tmp_path = std::getenv("TMP"); + if (tmp_path != NULL) return tmp_path; + + #ifdef P_tmpdir + if (P_tmpdir != NULL) return P_tmpdir; + #endif + + return "/tmp"; +} + +std::string uhd::get_app_path(void){ + const char *appdata_path = std::getenv("APPDATA"); + if (appdata_path != NULL) return appdata_path; + + const char *home_path = std::getenv("HOME"); + if (home_path != NULL) return home_path; + + return uhd::get_tmp_path(); +} diff --git a/host/lib/utils/static.cpp b/host/lib/utils/static.cpp new file mode 100644 index 000000000..a0dea3372 --- /dev/null +++ b/host/lib/utils/static.cpp @@ -0,0 +1,32 @@ +// +// Copyright 2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include <uhd/utils/static.hpp> +#include <stdexcept> +#include <iostream> +_uhd_static_fixture::_uhd_static_fixture(void (*fcn)(void), const char *name){ + try{ + fcn(); + } + catch(const std::exception &e){ + std::cerr << "Exception in static block " << name << std::endl; + std::cerr << " " << e.what() << std::endl; + } + catch(...){ + std::cerr << "Exception in static block " << name << std::endl; + } +} diff --git a/host/lib/utils/tasks.cpp b/host/lib/utils/tasks.cpp new file mode 100644 index 000000000..1f735de06 --- /dev/null +++ b/host/lib/utils/tasks.cpp @@ -0,0 +1,82 @@ +// +// Copyright 2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include <uhd/utils/tasks.hpp> +#include <uhd/utils/msg.hpp> +#include <boost/thread/thread.hpp> +#include <boost/thread/barrier.hpp> +#include <exception> +#include <iostream> + +using namespace uhd; + +class task_impl : public task{ +public: + + task_impl(const task_fcn_type &task_fcn): + _spawn_barrier(2) + { + _thread_group.create_thread(boost::bind(&task_impl::task_loop, this, task_fcn)); + _spawn_barrier.wait(); + } + + ~task_impl(void){ + _running = false; + _thread_group.interrupt_all(); + _thread_group.join_all(); + } + +private: + + void task_loop(const task_fcn_type &task_fcn){ + _running = true; + _spawn_barrier.wait(); + + try{ + while (_running){ + task_fcn(); + } + } + catch(const boost::thread_interrupted &){ + //this is an ok way to exit the task loop + } + catch(const std::exception &e){ + do_error_msg(e.what()); + } + catch(...){ + //FIXME + //Unfortunately, this is also an ok way to end a task, + //because on some systems boost throws uncatchables. + } + } + + void do_error_msg(const std::string &msg){ + UHD_MSG(error) + << "An unexpected exception was caught in a task loop." << std::endl + << "The task loop will now exit, things may not work." << std::endl + << msg << std::endl + ; + } + + boost::thread_group _thread_group; + boost::barrier _spawn_barrier; + bool _running; +}; + +task::sptr task::make(const task_fcn_type &task_fcn){ + return task::sptr(new task_impl(task_fcn)); +} diff --git a/host/lib/utils/thread_priority.cpp b/host/lib/utils/thread_priority.cpp new file mode 100644 index 000000000..7c3faa37a --- /dev/null +++ b/host/lib/utils/thread_priority.cpp @@ -0,0 +1,110 @@ +// +// Copyright 2010-2011 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include <uhd/utils/thread_priority.hpp> +#include <uhd/utils/msg.hpp> +#include <uhd/exception.hpp> +#include <boost/format.hpp> +#include <iostream> + +bool uhd::set_thread_priority_safe(float priority, bool realtime){ + try{ + set_thread_priority(priority, realtime); + return true; + }catch(const std::exception &e){ + UHD_MSG(warning) << boost::format( + "Unable to set the thread priority. Performance may be negatively affected.\n" + "Please see the general application notes in the manual for instructions.\n" + "%s\n" + ) % e.what(); + return false; + } +} + +static void check_priority_range(float priority){ + if (priority > +1.0 or priority < -1.0) + throw uhd::value_error("priority out of range [-1.0, +1.0]"); +} + +/*********************************************************************** + * Pthread API to set priority + **********************************************************************/ +#ifdef HAVE_PTHREAD_SETSCHEDPARAM + #include <pthread.h> + + void uhd::set_thread_priority(float priority, bool realtime){ + check_priority_range(priority); + + //when realtime is not enabled, use sched other + int policy = (realtime)? SCHED_RR : SCHED_OTHER; + + //we cannot have below normal priority, set to zero + if (priority < 0) priority = 0; + + //get the priority bounds for the selected policy + int min_pri = sched_get_priority_min(policy); + int max_pri = sched_get_priority_max(policy); + if (min_pri == -1 or max_pri == -1) throw uhd::os_error("error in sched_get_priority_min/max"); + + //set the new priority and policy + sched_param sp; + sp.sched_priority = int(priority*(max_pri - min_pri)) + min_pri; + int ret = pthread_setschedparam(pthread_self(), policy, &sp); + if (ret != 0) throw uhd::os_error("error in pthread_setschedparam"); + } +#endif /* HAVE_PTHREAD_SETSCHEDPARAM */ + +/*********************************************************************** + * Windows API to set priority + **********************************************************************/ +#ifdef HAVE_WIN_SETTHREADPRIORITY + #include <windows.h> + + void uhd::set_thread_priority(float priority, bool realtime){ + check_priority_range(priority); + + /* + * Process wide priority is no longer set. + * This is the responsibility of the application. + //set the priority class on the process + int pri_class = (realtime)? REALTIME_PRIORITY_CLASS : NORMAL_PRIORITY_CLASS; + if (SetPriorityClass(GetCurrentProcess(), pri_class) == 0) + throw uhd::os_error("error in SetPriorityClass"); + */ + + //scale the priority value to the constants + int priorities[] = { + THREAD_PRIORITY_IDLE, THREAD_PRIORITY_LOWEST, THREAD_PRIORITY_BELOW_NORMAL, THREAD_PRIORITY_NORMAL, + THREAD_PRIORITY_ABOVE_NORMAL, THREAD_PRIORITY_HIGHEST, THREAD_PRIORITY_TIME_CRITICAL + }; + size_t pri_index = size_t((priority+1.0)*6/2.0); // -1 -> 0, +1 -> 6 + + //set the thread priority on the thread + if (SetThreadPriority(GetCurrentThread(), priorities[pri_index]) == 0) + throw uhd::os_error("error in SetThreadPriority"); + } +#endif /* HAVE_WIN_SETTHREADPRIORITY */ + +/*********************************************************************** + * Unimplemented API to set priority + **********************************************************************/ +#ifdef HAVE_THREAD_PRIO_DUMMY + void uhd::set_thread_priority(float, bool){ + throw uhd::not_implemented_error("set thread priority not implemented"); + } + +#endif /* HAVE_THREAD_PRIO_DUMMY */ diff --git a/host/lib/version.cpp b/host/lib/version.cpp new file mode 100644 index 000000000..2b7125e55 --- /dev/null +++ b/host/lib/version.cpp @@ -0,0 +1,41 @@ +// +// Copyright 2010-2012 Ettus Research LLC +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include <uhd/version.hpp> +#include <uhd/utils/static.hpp> +#include <boost/version.hpp> +#include <iostream> + +#ifndef UHD_DONT_PRINT_SYSTEM_INFO +UHD_STATIC_BLOCK(print_system_info){ + std::cout + << BOOST_PLATFORM << "; " + << BOOST_COMPILER << "; " + << "Boost_" << BOOST_VERSION << "; " + << "UHD_" << uhd::get_version_string() + << std::endl << std::endl + ; +} +#endif + +std::string uhd::get_version_string(void){ + return "@UHD_VERSION@"; +} + +std::string uhd::get_abi_string(void){ + return UHD_VERSION_ABI_STRING; +} |