From 8375ae721cd819b54fae4cc22e76285552033945 Mon Sep 17 00:00:00 2001 From: Josh Blum Date: Fri, 16 Apr 2010 22:10:35 -0700 Subject: moved spi and i2c api into serial.hpp, its used for more than the dboard interfacing --- host/lib/usrp/usrp2/dboard_iface.cpp | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) (limited to 'host/lib/usrp/usrp2/dboard_iface.cpp') diff --git a/host/lib/usrp/usrp2/dboard_iface.cpp b/host/lib/usrp/usrp2/dboard_iface.cpp index 2859a7981..5ccb6fa47 100644 --- a/host/lib/usrp/usrp2/dboard_iface.cpp +++ b/host/lib/usrp/usrp2/dboard_iface.cpp @@ -17,7 +17,8 @@ #include "usrp2_iface.hpp" #include "clock_control.hpp" -#include "usrp2_regs.hpp" +#include "usrp2_regs.hpp" //wishbone address constants +#include #include #include #include @@ -25,6 +26,7 @@ #include #include +using namespace uhd; using namespace uhd::usrp; class usrp2_dboard_iface : public dboard_iface{ @@ -214,7 +216,7 @@ void usrp2_dboard_iface::write_i2c(int i2c_addr, const byte_vector_t &buf){ ASSERT_THROW(htonl(in_data.id) == USRP2_CTRL_ID_COOL_IM_DONE_I2C_WRITE_DUDE); } -dboard_iface::byte_vector_t usrp2_dboard_iface::read_i2c(int i2c_addr, size_t num_bytes){ +byte_vector_t usrp2_dboard_iface::read_i2c(int i2c_addr, size_t num_bytes){ //setup the out data usrp2_ctrl_data_t out_data; out_data.id = htonl(USRP2_CTRL_ID_DO_AN_I2C_READ_FOR_ME_BRO); -- cgit v1.2.3 From b3116c8ccf188c2abd7c709e0f1a436c513de1f1 Mon Sep 17 00:00:00 2001 From: Josh Blum Date: Mon, 19 Apr 2010 18:24:03 -0700 Subject: added support for aux dac and adc control in host --- host/lib/CMakeLists.txt | 9 +++ host/lib/ic_reg_maps/gen_ad5624_regs.py | 87 +++++++++++++++++++++++++++++ host/lib/ic_reg_maps/gen_ad7922_regs.py | 93 +++++++++++++++++++++++++++++++ host/lib/usrp/usrp2/dboard_iface.cpp | 98 ++++++++++++++++++++++----------- 4 files changed, 256 insertions(+), 31 deletions(-) create mode 100755 host/lib/ic_reg_maps/gen_ad5624_regs.py create mode 100755 host/lib/ic_reg_maps/gen_ad7922_regs.py (limited to 'host/lib/usrp/usrp2/dboard_iface.cpp') diff --git a/host/lib/CMakeLists.txt b/host/lib/CMakeLists.txt index 3a9ac1b08..7b8149802 100644 --- a/host/lib/CMakeLists.txt +++ b/host/lib/CMakeLists.txt @@ -96,6 +96,15 @@ UHD_PYTHON_GEN_SOURCE_FILE( ${CMAKE_CURRENT_BINARY_DIR}/ic_reg_maps/ad9777_regs.hpp ) +UHD_PYTHON_GEN_SOURCE_FILE( + ${CMAKE_CURRENT_SOURCE_DIR}/ic_reg_maps/gen_ad5624_regs.py + ${CMAKE_CURRENT_BINARY_DIR}/ic_reg_maps/ad5624_regs.hpp +) + +UHD_PYTHON_GEN_SOURCE_FILE( + ${CMAKE_CURRENT_SOURCE_DIR}/ic_reg_maps/gen_ad7922_regs.py + ${CMAKE_CURRENT_BINARY_DIR}/ic_reg_maps/ad7922_regs.hpp +) ######################################################################## # Add usrp2 sources diff --git a/host/lib/ic_reg_maps/gen_ad5624_regs.py b/host/lib/ic_reg_maps/gen_ad5624_regs.py new file mode 100755 index 000000000..378a6912f --- /dev/null +++ b/host/lib/ic_reg_maps/gen_ad5624_regs.py @@ -0,0 +1,87 @@ +#!/usr/bin/env python +# +# Copyright 2008,2009 Free Software Foundation, Inc. +# +# This file is part of GNU Radio +# +# GNU Radio 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 asversion 3, or (at your option) +# any later version. +# +# GNU Radio 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 GNU Radio; see the file COPYING. If not, write to +# the Free Software Foundation, Inc., 51 Franklin Street, +# Boston, MA 02110-1301, USA. + +import os +import sys +from common import * + +######################################################################## +# Template for raw text data describing registers +# name addr[bit range inclusive] default optional enums +######################################################################## +REGS_DATA_TMPL="""\ +data 0[4:15] 0 +addr 0[16:18] 0 DAC_A=0, DAC_B=1, DAC_C=2, DAC_D=3, 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 +""" + +######################################################################## +# Header and Source templates below +######################################################################## +HEADER_TEXT=""" +#import time + +/*********************************************************************** + * This file was generated by $file on $time.strftime("%c") + **********************************************************************/ + +\#ifndef INCLUDED_AD5624_REGS_HPP +\#define INCLUDED_AD5624_REGS_HPP + +\#include + +struct ad5624_regs_t{ +#for $reg in $regs + #if $reg.get_enums() + enum $(reg.get_name())_t{ + #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 + } $reg.get_name(); + #else + boost::$reg.get_stdint_type() $reg.get_name(); + #end if +#end for + + ad5624_regs_t(void){ +#for $reg in $regs + $reg.get_name() = $reg.get_default(); +#end for + } + + 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; + } + +}; + +\#endif /* INCLUDED_AD5624_REGS_HPP */ +""" + +if __name__ == '__main__': + regs = map(reg, parse_tmpl(REGS_DATA_TMPL).splitlines()) + safe_makedirs(os.path.dirname(sys.argv[1])) + open(sys.argv[1], 'w').write(parse_tmpl(HEADER_TEXT, regs=regs, 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..e1e67d617 --- /dev/null +++ b/host/lib/ic_reg_maps/gen_ad7922_regs.py @@ -0,0 +1,93 @@ +#!/usr/bin/env python +# +# Copyright 2008,2009 Free Software Foundation, Inc. +# +# This file is part of GNU Radio +# +# GNU Radio 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 asversion 3, or (at your option) +# any later version. +# +# GNU Radio 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 GNU Radio; see the file COPYING. If not, write to +# the Free Software Foundation, Inc., 51 Franklin Street, +# Boston, MA 02110-1301, USA. + +import os +import sys +from common import * + +######################################################################## +# Template for raw text data describing registers +# name addr[bit range inclusive] default optional enums +######################################################################## +REGS_DATA_TMPL="""\ +result 0[0:11] 0 +mod 0[12] 0 +chn 0[13] 0 +""" + +######################################################################## +# Header and Source templates below +######################################################################## +HEADER_TEXT=""" +#import time + +/*********************************************************************** + * This file was generated by $file on $time.strftime("%c") + **********************************************************************/ + +\#ifndef INCLUDED_AD7922_REGS_HPP +\#define INCLUDED_AD7922_REGS_HPP + +\#include + +struct ad7922_regs_t{ +#for $reg in $regs + #if $reg.get_enums() + enum $(reg.get_name())_t{ + #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 + } $reg.get_name(); + #else + boost::$reg.get_stdint_type() $reg.get_name(); + #end if +#end for + + ad7922_regs_t(void){ +#for $reg in $regs + $reg.get_name() = $reg.get_default(); +#end for + } + + 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 >> $reg.get_shift()) & $reg.get_mask(); + #end for + } + +}; + +\#endif /* INCLUDED_AD7922_REGS_HPP */ +""" + +if __name__ == '__main__': + regs = map(reg, parse_tmpl(REGS_DATA_TMPL).splitlines()) + safe_makedirs(os.path.dirname(sys.argv[1])) + open(sys.argv[1], 'w').write(parse_tmpl(HEADER_TEXT, regs=regs, file=__file__)) diff --git a/host/lib/usrp/usrp2/dboard_iface.cpp b/host/lib/usrp/usrp2/dboard_iface.cpp index 5ccb6fa47..591e958cb 100644 --- a/host/lib/usrp/usrp2/dboard_iface.cpp +++ b/host/lib/usrp/usrp2/dboard_iface.cpp @@ -25,6 +25,8 @@ #include //htonl and ntohl #include #include +#include "ad7922_regs.hpp" //aux adc +#include "ad5624_regs.hpp" //aux dac using namespace uhd; using namespace uhd::usrp; @@ -66,6 +68,9 @@ private: usrp2_iface::sptr _iface; clock_control::sptr _clk_ctrl; boost::uint32_t _ddr_shadow; + + uhd::dict _dac_regs; + void _write_aux_dac(unit_t); }; /*********************************************************************** @@ -93,6 +98,16 @@ usrp2_dboard_iface::usrp2_dboard_iface(usrp2_iface::sptr iface, clock_control::s } _iface->poke32(FR_GPIO_TX_SEL, new_sels); _iface->poke32(FR_GPIO_RX_SEL, new_sels); + + //reset the aux dacs + _dac_regs[UNIT_RX] = ad5624_regs_t(); + _dac_regs[UNIT_TX] = ad5624_regs_t(); + BOOST_FOREACH(unit_t unit, _dac_regs.keys()){ + _dac_regs[unit].data = 1; + _dac_regs[unit].addr = ad5624_regs_t::ADDR_ALL; + _dac_regs[unit].cmd = ad5624_regs_t::CMD_RESET; + this->_write_aux_dac(unit); + } } usrp2_dboard_iface::~usrp2_dboard_iface(void){ @@ -240,42 +255,63 @@ byte_vector_t usrp2_dboard_iface::read_i2c(int i2c_addr, size_t num_bytes){ /*********************************************************************** * Aux DAX/ADC **********************************************************************/ -/*! - * Static function to convert a unit type enum - * to an over-the-wire value for the usrp2 control. - * \param unit the dboard interface unit type enum - * \return an over the wire representation - */ -static boost::uint8_t unit_to_otw(dboard_iface::unit_t unit){ - switch(unit){ - case dboard_iface::UNIT_TX: return USRP2_DIR_TX; - case dboard_iface::UNIT_RX: return USRP2_DIR_RX; - } - throw std::invalid_argument("unknown unit type"); +void usrp2_dboard_iface::_write_aux_dac(unit_t unit){ + static const uhd::dict unit_to_spi_dac = boost::assign::map_list_of + (UNIT_RX, SPI_SS_RX_DAC) + (UNIT_TX, SPI_SS_TX_DAC) + ; + _iface->transact_spi( + unit_to_spi_dac[unit], spi_config_t::EDGE_FALL, + _dac_regs[unit].get_reg(), 24, false /*no rb*/ + ); } void usrp2_dboard_iface::write_aux_dac(unit_t unit, int which, float value){ - //setup the out data - usrp2_ctrl_data_t out_data; - out_data.id = htonl(USRP2_CTRL_ID_WRITE_THIS_TO_THE_AUX_DAC_BRO); - out_data.data.aux_args.dir = unit_to_otw(unit); - out_data.data.aux_args.which = which; - out_data.data.aux_args.value = htonl(boost::math::iround(4095*value/3.3)); - - //send and recv - usrp2_ctrl_data_t in_data = _iface->ctrl_send_and_recv(out_data); - ASSERT_THROW(htonl(in_data.id) == USRP2_CTRL_ID_DONE_WITH_THAT_AUX_DAC_DUDE); + _dac_regs[unit].data = boost::math::iround(4095*value/3.3); + _dac_regs[unit].cmd = ad5624_regs_t::CMD_WR_UP_DAC_CHAN_N; + switch(which){ + case 0: _dac_regs[unit].addr = ad5624_regs_t::ADDR_DAC_A; break; + case 1: _dac_regs[unit].addr = ad5624_regs_t::ADDR_DAC_B; break; + case 2: _dac_regs[unit].addr = ad5624_regs_t::ADDR_DAC_C; break; + case 3: _dac_regs[unit].addr = ad5624_regs_t::ADDR_DAC_D; break; + default: throw std::runtime_error("not a possible aux dac, must be 0, 1, 2, or 3"); + } + this->_write_aux_dac(unit); } float usrp2_dboard_iface::read_aux_adc(unit_t unit, int which){ - //setup the out data - usrp2_ctrl_data_t out_data; - out_data.id = htonl(USRP2_CTRL_ID_READ_FROM_THIS_AUX_ADC_BRO); - out_data.data.aux_args.dir = unit_to_otw(unit); - out_data.data.aux_args.which = which; + static const uhd::dict unit_to_spi_adc = boost::assign::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; + ad7922_regs.mod = which; //normal mode: mod == chn + ad7922_regs.chn = which; + + //write and read spi + _iface->transact_spi( + unit_to_spi_adc[unit], config, + ad7922_regs.get_reg(), 16, false /*no rb*/ + ); + boost::uint16_t reg = _iface->transact_spi( + unit_to_spi_adc[unit], config, + ad7922_regs.get_reg(), 16, true /*rb*/ + ); + ad7922_regs.set_reg(reg); + + //convert to voltage and return + return float(3.3*ad7922_regs.result/4095); + + + + + - //send and recv - usrp2_ctrl_data_t in_data = _iface->ctrl_send_and_recv(out_data); - ASSERT_THROW(htonl(in_data.id) == USRP2_CTRL_ID_DONE_WITH_THAT_AUX_ADC_DUDE); - return float(3.3*ntohl(in_data.data.aux_args.value)/4095); } -- cgit v1.2.3 From 698cfaef0c6dda64aa23793e5f32d3084c003ea5 Mon Sep 17 00:00:00 2001 From: Josh Blum Date: Tue, 20 Apr 2010 13:41:17 -0700 Subject: windows warning fix --- host/lib/usrp/usrp2/dboard_iface.cpp | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) (limited to 'host/lib/usrp/usrp2/dboard_iface.cpp') diff --git a/host/lib/usrp/usrp2/dboard_iface.cpp b/host/lib/usrp/usrp2/dboard_iface.cpp index 591e958cb..e9acddee6 100644 --- a/host/lib/usrp/usrp2/dboard_iface.cpp +++ b/host/lib/usrp/usrp2/dboard_iface.cpp @@ -300,11 +300,10 @@ float usrp2_dboard_iface::read_aux_adc(unit_t unit, int which){ unit_to_spi_adc[unit], config, ad7922_regs.get_reg(), 16, false /*no rb*/ ); - boost::uint16_t reg = _iface->transact_spi( + ad7922_regs.set_reg(boost::uint16_t(_iface->transact_spi( unit_to_spi_adc[unit], config, ad7922_regs.get_reg(), 16, true /*rb*/ - ); - ad7922_regs.set_reg(reg); + ))); //convert to voltage and return return float(3.3*ad7922_regs.result/4095); -- cgit v1.2.3 From 039eceb4b208b2ca5a3465d2f16c8d5a7c7276c7 Mon Sep 17 00:00:00 2001 From: Josh Blum Date: Fri, 23 Apr 2010 19:21:47 -0700 Subject: Moved reading the eeprom (dboard ids) onto the host. Created a eeprom parser for the format in the dboard. Removed the support from the microblaze code. --- firmware/microblaze/apps/txrx.c | 16 ------- firmware/microblaze/lib/Makefile.am | 2 - firmware/microblaze/lib/db.h | 31 ------------- firmware/microblaze/lib/db_init.c | 77 -------------------------------- firmware/microblaze/lib/u2_init.c | 1 - host/include/uhd/usrp/CMakeLists.txt | 1 + host/include/uhd/usrp/dboard_eeprom.hpp | 55 +++++++++++++++++++++++ host/lib/CMakeLists.txt | 1 + host/lib/usrp/dboard_eeprom.cpp | 78 +++++++++++++++++++++++++++++++++ host/lib/usrp/usrp2/dboard_iface.cpp | 36 +-------------- host/lib/usrp/usrp2/dboard_impl.cpp | 15 +++---- host/lib/usrp/usrp2/fw_common.h | 17 +------ host/lib/usrp/usrp2/usrp2_iface.cpp | 61 ++++++++++++++++++++++++++ host/lib/usrp/usrp2/usrp2_iface.hpp | 55 +++++++++++++++++++++++ 14 files changed, 259 insertions(+), 187 deletions(-) delete mode 100644 firmware/microblaze/lib/db.h delete mode 100644 firmware/microblaze/lib/db_init.c create mode 100644 host/include/uhd/usrp/dboard_eeprom.hpp create mode 100644 host/lib/usrp/dboard_eeprom.cpp (limited to 'host/lib/usrp/usrp2/dboard_iface.cpp') diff --git a/firmware/microblaze/apps/txrx.c b/firmware/microblaze/apps/txrx.c index 7a6fbd993..8ff3b8c58 100644 --- a/firmware/microblaze/apps/txrx.c +++ b/firmware/microblaze/apps/txrx.c @@ -45,7 +45,6 @@ #include "clocks.h" #include #include "usrp2/fw_common.h" -#include #include #include #include @@ -257,12 +256,6 @@ void handle_udp_ctrl_packet( memcpy(&ctrl_data_out.data.mac_addr, ethernet_mac_addr(), sizeof(eth_mac_addr_t)); break; - case USRP2_CTRL_ID_GIVE_ME_YOUR_DBOARD_IDS_BRO: - ctrl_data_out.id = USRP2_CTRL_ID_THESE_ARE_MY_DBOARD_IDS_DUDE; - ctrl_data_out.data.dboard_ids.tx_id = read_dboard_eeprom(I2C_ADDR_TX_A); - ctrl_data_out.data.dboard_ids.rx_id = read_dboard_eeprom(I2C_ADDR_RX_A); - break; - /******************************************************************* * SPI ******************************************************************/ @@ -418,15 +411,6 @@ void handle_udp_ctrl_packet( ctrl_data_out.id = USRP2_CTRL_ID_WOAH_I_DEFINITELY_PEEKED_IT_DUDE; break; - /******************************************************************* - * Hardware Rev Numbers - ******************************************************************/ - case USRP2_CTRL_ID_WHATS_THE_HARDWARE_REV_NOS_BRO: - ctrl_data_out.data.hw_rev.major = u2_hw_rev_major; - ctrl_data_out.data.hw_rev.minor = u2_hw_rev_minor; - ctrl_data_out.id = USRP2_CTRL_ID_TAKE_THE_HARDWARE_REV_NOS_DUDE; - break; - default: ctrl_data_out.id = USRP2_CTRL_ID_HUH_WHAT; diff --git a/firmware/microblaze/lib/Makefile.am b/firmware/microblaze/lib/Makefile.am index bd8972f5c..783895850 100644 --- a/firmware/microblaze/lib/Makefile.am +++ b/firmware/microblaze/lib/Makefile.am @@ -28,7 +28,6 @@ libu2fw_a_SOURCES = \ bsm12.c \ buffer_pool.c \ clocks.c \ - db_init.c \ dbsm.c \ eeprom.c \ ethernet.c \ @@ -60,7 +59,6 @@ noinst_HEADERS = \ bsm12.h \ buffer_pool.h \ clocks.h \ - db.h \ dbsm.h \ eth_mac.h \ eth_mac_regs.h \ diff --git a/firmware/microblaze/lib/db.h b/firmware/microblaze/lib/db.h deleted file mode 100644 index 358cb222b..000000000 --- a/firmware/microblaze/lib/db.h +++ /dev/null @@ -1,31 +0,0 @@ -/* -*- c++ -*- */ -/* - * Copyright 2008,2009 Free Software Foundation, Inc. - * - * 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 . - */ - -/* - * Interface to daughterboard code - */ - -#ifndef INCLUDED_DB_H -#define INCLUDED_DB_H - -#include -#include - -int read_dboard_eeprom(int i2c_addr); - -#endif /* INCLUDED_DB_H */ diff --git a/firmware/microblaze/lib/db_init.c b/firmware/microblaze/lib/db_init.c deleted file mode 100644 index 23805d9cd..000000000 --- a/firmware/microblaze/lib/db_init.c +++ /dev/null @@ -1,77 +0,0 @@ -// -// Copyright 2010 Ettus Research LLC -// -/* - * Copyright 2008,2009 Free Software Foundation, Inc. - * - * 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 . - */ - - -#include -#include -#include -#include -#include -#include -#include - - -typedef enum { UDBE_OK, UDBE_NO_EEPROM, UDBE_INVALID_EEPROM } usrp_dbeeprom_status_t; - -static usrp_dbeeprom_status_t -read_raw_dboard_eeprom (unsigned char *buf, int i2c_addr) -{ - if (!eeprom_read (i2c_addr, 0, buf, DB_EEPROM_CLEN)) - return UDBE_NO_EEPROM; - - if (buf[DB_EEPROM_MAGIC] != DB_EEPROM_MAGIC_VALUE) - return UDBE_INVALID_EEPROM; - - int sum = 0; - unsigned int i; - for (i = 0; i < DB_EEPROM_CLEN; i++) - sum += buf[i]; - - if ((sum & 0xff) != 0) - return UDBE_INVALID_EEPROM; - - return UDBE_OK; -} - - -/* - * Return DBID, -1 or -2 - */ -int -read_dboard_eeprom(int i2c_addr) -{ - unsigned char buf[DB_EEPROM_CLEN]; - - usrp_dbeeprom_status_t s = read_raw_dboard_eeprom (buf, i2c_addr); - - //printf("\nread_raw_dboard_eeprom: %d\n", s); - - switch (s){ - case UDBE_OK: - return (buf[DB_EEPROM_ID_MSB] << 8) | buf[DB_EEPROM_ID_LSB]; - - case UDBE_NO_EEPROM: - default: - return -1; - - case UDBE_INVALID_EEPROM: - return -2; - } -} diff --git a/firmware/microblaze/lib/u2_init.c b/firmware/microblaze/lib/u2_init.c index 76e83c660..399d834cb 100644 --- a/firmware/microblaze/lib/u2_init.c +++ b/firmware/microblaze/lib/u2_init.c @@ -25,7 +25,6 @@ #include "i2c.h" #include "mdelay.h" #include "clocks.h" -#include "db.h" #include "usrp2_i2c_addr.h" //#include "nonstdio.h" diff --git a/host/include/uhd/usrp/CMakeLists.txt b/host/include/uhd/usrp/CMakeLists.txt index 23758041c..bbd124ed8 100644 --- a/host/include/uhd/usrp/CMakeLists.txt +++ b/host/include/uhd/usrp/CMakeLists.txt @@ -26,6 +26,7 @@ INSTALL(FILES #### dboard headers ### dboard_base.hpp + dboard_eeprom.hpp dboard_id.hpp dboard_iface.hpp dboard_manager.hpp diff --git a/host/include/uhd/usrp/dboard_eeprom.hpp b/host/include/uhd/usrp/dboard_eeprom.hpp new file mode 100644 index 000000000..6be88c85a --- /dev/null +++ b/host/include/uhd/usrp/dboard_eeprom.hpp @@ -0,0 +1,55 @@ +// +// 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 . +// + +#ifndef INCLUDED_UHD_USRP_DBOARD_EEPROM_HPP +#define INCLUDED_UHD_USRP_DBOARD_EEPROM_HPP + +#include +#include +#include +#include + +namespace uhd{ namespace usrp{ + +struct UHD_API dboard_eeprom_t{ + /*! + * The dboard id that was read from eeprom or will be set to eeprom. + */ + dboard_id_t id; + + /*! + * Create a dboard eeprom struct from the bytes read out of eeprom + * \param buf the vector of bytes + */ + dboard_eeprom_t(const uhd::byte_vector_t &buf = uhd::byte_vector_t(0)); + + /*! + * Get the bytes that would be written to dboard eeprom + * \return a vector of bytes + */ + uhd::byte_vector_t get_eeprom_bytes(void); + + /*! + * Get the number of bytes to read out of eeprom. + * \return the number of bytes we are interested in + */ + static size_t num_bytes(void); +}; + +}} //namespace + +#endif /* INCLUDED_UHD_USRP_DBOARD_EEPROM_HPP */ diff --git a/host/lib/CMakeLists.txt b/host/lib/CMakeLists.txt index 5495620ec..ffbf15484 100644 --- a/host/lib/CMakeLists.txt +++ b/host/lib/CMakeLists.txt @@ -55,6 +55,7 @@ SET(libuhd_sources transport/if_addrs.cpp transport/udp_simple.cpp usrp/dboard_base.cpp + usrp/dboard_eeprom.cpp usrp/simple_usrp.cpp usrp/dboard_manager.cpp usrp/tune_helper.cpp diff --git a/host/lib/usrp/dboard_eeprom.cpp b/host/lib/usrp/dboard_eeprom.cpp new file mode 100644 index 000000000..a8fac602a --- /dev/null +++ b/host/lib/usrp/dboard_eeprom.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 . +// + +#include +#include + +using namespace uhd; +using namespace uhd::usrp; + +//////////////////////////////////////////////////////////////////////// +// 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_OE_LSB 0x03 +#define DB_EEPROM_OE_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_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 +//////////////////////////////////////////////////////////////////////// + +dboard_eeprom_t::dboard_eeprom_t(const byte_vector_t &buf){ + try{ + ASSERT_THROW(buf.size() >= num_bytes()); + ASSERT_THROW(buf[DB_EEPROM_MAGIC] == DB_EEPROM_MAGIC_VALUE); + id = \ + (boost::uint16_t(buf[DB_EEPROM_ID_LSB]) << 0) | + (boost::uint16_t(buf[DB_EEPROM_ID_MSB]) << 8) ; + }catch(const uhd::assert_error &e){ + id = dboard_id::NONE; + } +} + +byte_vector_t dboard_eeprom_t::get_eeprom_bytes(void){ + byte_vector_t bytes(3); + bytes[DB_EEPROM_MAGIC] = DB_EEPROM_MAGIC_VALUE; + bytes[DB_EEPROM_ID_LSB] = boost::uint8_t(id >> 0); + bytes[DB_EEPROM_ID_MSB] = boost::uint8_t(id >> 8); + return bytes; +} + +size_t dboard_eeprom_t::num_bytes(void){ + return 3; +} diff --git a/host/lib/usrp/usrp2/dboard_iface.cpp b/host/lib/usrp/usrp2/dboard_iface.cpp index e9acddee6..9d9b745ae 100644 --- a/host/lib/usrp/usrp2/dboard_iface.cpp +++ b/host/lib/usrp/usrp2/dboard_iface.cpp @@ -24,7 +24,6 @@ #include #include //htonl and ntohl #include -#include #include "ad7922_regs.hpp" //aux adc #include "ad5624_regs.hpp" //aux dac @@ -214,42 +213,11 @@ boost::uint32_t usrp2_dboard_iface::read_write_spi( * I2C **********************************************************************/ void usrp2_dboard_iface::write_i2c(int i2c_addr, const byte_vector_t &buf){ - //setup the out data - usrp2_ctrl_data_t out_data; - out_data.id = htonl(USRP2_CTRL_ID_WRITE_THESE_I2C_VALUES_BRO); - out_data.data.i2c_args.addr = i2c_addr; - out_data.data.i2c_args.bytes = buf.size(); - - //limitation of i2c transaction size - 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 = _iface->ctrl_send_and_recv(out_data); - ASSERT_THROW(htonl(in_data.id) == USRP2_CTRL_ID_COOL_IM_DONE_I2C_WRITE_DUDE); + return _iface->write_i2c(i2c_addr, buf); } byte_vector_t usrp2_dboard_iface::read_i2c(int i2c_addr, size_t num_bytes){ - //setup the out data - usrp2_ctrl_data_t out_data; - out_data.id = htonl(USRP2_CTRL_ID_DO_AN_I2C_READ_FOR_ME_BRO); - out_data.data.i2c_args.addr = i2c_addr; - out_data.data.i2c_args.bytes = num_bytes; - - //limitation of i2c transaction size - ASSERT_THROW(num_bytes <= sizeof(out_data.data.i2c_args.data)); - - //send and recv - usrp2_ctrl_data_t in_data = _iface->ctrl_send_and_recv(out_data); - ASSERT_THROW(htonl(in_data.id) == USRP2_CTRL_ID_HERES_THE_I2C_DATA_DUDE); - 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; + return _iface->read_i2c(i2c_addr, num_bytes); } /*********************************************************************** diff --git a/host/lib/usrp/usrp2/dboard_impl.cpp b/host/lib/usrp/usrp2/dboard_impl.cpp index ee23dc83a..d697f11f0 100644 --- a/host/lib/usrp/usrp2/dboard_impl.cpp +++ b/host/lib/usrp/usrp2/dboard_impl.cpp @@ -18,6 +18,7 @@ #include "usrp2_impl.hpp" #include "usrp2_regs.hpp" +#include #include #include #include @@ -33,22 +34,16 @@ using namespace uhd::usrp; * Helper Methods **********************************************************************/ void usrp2_impl::dboard_init(void){ - //grab the dboard ids over the control line - usrp2_ctrl_data_t out_data; - out_data.id = htonl(USRP2_CTRL_ID_GIVE_ME_YOUR_DBOARD_IDS_BRO); - usrp2_ctrl_data_t in_data = _iface->ctrl_send_and_recv(out_data); - ASSERT_THROW(htonl(in_data.id) == USRP2_CTRL_ID_THESE_ARE_MY_DBOARD_IDS_DUDE); - - //extract the dboard ids an convert them - dboard_id_t rx_dboard_id = ntohs(in_data.data.dboard_ids.rx_id); - dboard_id_t tx_dboard_id = ntohs(in_data.data.dboard_ids.tx_id); + //extract the dboard ids + dboard_eeprom_t db_rx_eeprom(_iface->read_eeprom(I2C_ADDR_RX_DB, 0, dboard_eeprom_t::num_bytes())); + dboard_eeprom_t db_tx_eeprom(_iface->read_eeprom(I2C_ADDR_TX_DB, 0, dboard_eeprom_t::num_bytes())); //create a new dboard interface and manager dboard_iface::sptr _dboard_iface( make_usrp2_dboard_iface(_iface, _clk_ctrl) ); _dboard_manager = dboard_manager::make( - rx_dboard_id, tx_dboard_id, _dboard_iface + db_rx_eeprom.id, db_tx_eeprom.id, _dboard_iface ); //load dboards diff --git a/host/lib/usrp/usrp2/fw_common.h b/host/lib/usrp/usrp2/fw_common.h index 640b37ec6..e80001ff2 100644 --- a/host/lib/usrp/usrp2/fw_common.h +++ b/host/lib/usrp/usrp2/fw_common.h @@ -34,7 +34,7 @@ extern "C" { //defines the protocol version in this shared header //increment this value when the protocol is changed -#define USRP2_PROTO_VERSION 1 +#define USRP2_PROTO_VERSION 2 //used to differentiate control packets over data port #define USRP2_INVALID_VRT_HEADER 0 @@ -61,9 +61,6 @@ typedef enum{ USRP2_CTRL_ID_THIS_IS_MY_MAC_ADDR_DUDE = 'M', USRP2_CTRL_ID_HERE_IS_A_NEW_MAC_ADDR_BRO = 'n', - USRP2_CTRL_ID_GIVE_ME_YOUR_DBOARD_IDS_BRO = 'd', - USRP2_CTRL_ID_THESE_ARE_MY_DBOARD_IDS_DUDE = 'D', - USRP2_CTRL_ID_TRANSACT_ME_SOME_SPI_BRO = 's', USRP2_CTRL_ID_OMG_TRANSACTED_SPI_DUDE = 'S', @@ -82,9 +79,6 @@ typedef enum{ USRP2_CTRL_ID_PEEK_AT_THIS_REGISTER_FOR_ME_BRO = 'r', USRP2_CTRL_ID_WOAH_I_DEFINITELY_PEEKED_IT_DUDE = 'R', - USRP2_CTRL_ID_WHATS_THE_HARDWARE_REV_NOS_BRO = 'y', - USRP2_CTRL_ID_TAKE_THE_HARDWARE_REV_NOS_DUDE = 'Y', - USRP2_CTRL_ID_PEACE_OUT = '~' } usrp2_ctrl_id_t; @@ -106,10 +100,6 @@ typedef struct{ union{ _SINS_ uint32_t ip_addr; _SINS_ uint8_t mac_addr[6]; - struct { - _SINS_ uint16_t rx_id; - _SINS_ uint16_t tx_id; - } dboard_ids; struct { _SINS_ uint8_t dev; _SINS_ uint8_t miso_edge; @@ -137,11 +127,6 @@ typedef struct{ _SINS_ uint32_t data; _SINS_ uint8_t num_bytes; //1, 2, 4 } poke_args; - struct { - _SINS_ uint8_t major; - _SINS_ uint8_t minor; - _SINS_ uint8_t _pad[2]; - } hw_rev; } data; } usrp2_ctrl_data_t; diff --git a/host/lib/usrp/usrp2/usrp2_iface.cpp b/host/lib/usrp/usrp2/usrp2_iface.cpp index 1b0dde1b4..c639c0dfe 100644 --- a/host/lib/usrp/usrp2/usrp2_iface.cpp +++ b/host/lib/usrp/usrp2/usrp2_iface.cpp @@ -19,9 +19,11 @@ #include #include #include +#include #include //used for htonl and ntohl #include #include +#include using namespace uhd; @@ -89,6 +91,65 @@ public: return ntohl(out_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; + 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 + 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); + ASSERT_THROW(htonl(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; + 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 + 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); + ASSERT_THROW(htonl(in_data.id) == USRP2_CTRL_ID_HERES_THE_I2C_DATA_DUDE); + 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; + } + +/*********************************************************************** + * EEPROM + **********************************************************************/ + void write_eeprom(boost::uint8_t addr, boost::uint8_t offset, const byte_vector_t &buf){ + BOOST_FOREACH(boost::uint8_t byte, buf){ + //write a byte at a time, its easy that way + byte_vector_t cmd = boost::assign::list_of(offset)(byte); + this->write_i2c(addr, cmd); + } + } + + byte_vector_t read_eeprom(boost::uint8_t addr, boost::uint8_t offset, size_t num_bytes){ + //do a zero byte write to start read cycle + write_i2c(addr, byte_vector_t(1, offset)); + return read_i2c(addr, num_bytes); + } + /*********************************************************************** * Send/Recv over control **********************************************************************/ diff --git a/host/lib/usrp/usrp2/usrp2_iface.hpp b/host/lib/usrp/usrp2/usrp2_iface.hpp index 6667c8998..938359677 100644 --- a/host/lib/usrp/usrp2/usrp2_iface.hpp +++ b/host/lib/usrp/usrp2/usrp2_iface.hpp @@ -25,6 +25,15 @@ #include #include "fw_common.h" +//////////////////////////////////////////////////////////////////////// +// 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) +//////////////////////////////////////////////////////////////////////// + /*! * The usrp2 interface class: * Provides a set of functions to implementation layer. @@ -93,6 +102,52 @@ public: bool readback ) = 0; + /*! + * Write bytes over the i2c. + * \param addr the address + * \param buf the vector of bytes + */ + virtual void write_i2c( + boost::uint8_t addr, + const uhd::byte_vector_t &buf + ) = 0; + + /*! + * Read bytes over the i2c. + * \param addr the address + * \param num_bytes number of bytes to read + * \return a vector of bytes + */ + virtual uhd::byte_vector_t read_i2c( + boost::uint8_t addr, + size_t num_bytes + ) = 0; + + /*! + * Write bytes to an eeprom. + * \param addr the address + * \param offset byte offset + * \param buf the vector of bytes + */ + virtual void write_eeprom( + boost::uint8_t addr, + boost::uint8_t offset, + const uhd::byte_vector_t &buf + ) = 0; + + /*! + * Read bytes from an eeprom. + * \param addr the address + * \param offset byte offset + * \param num_bytes number of bytes to read + * \return a vector of bytes + */ + virtual uhd::byte_vector_t read_eeprom( + boost::uint8_t addr, + boost::uint8_t offset, + size_t num_bytes + ) = 0; + /*! * Get the master clock frequency. * \return the frequency in Hz -- cgit v1.2.3 From 300ddf7807e5dd7662b09023ab80da26dd878626 Mon Sep 17 00:00:00 2001 From: Josh Blum Date: Sat, 24 Apr 2010 10:46:12 -0700 Subject: set dboard eeprom from dboard properties --- host/include/uhd/usrp/dboard_eeprom.hpp | 17 ++++++++----- host/include/uhd/usrp/dboard_iface.hpp | 10 ++++---- host/include/uhd/usrp/dboard_manager.hpp | 1 - host/include/uhd/usrp/dboard_props.hpp | 3 ++- host/lib/usrp/dboard_eeprom.cpp | 25 +++++++++++++------ host/lib/usrp/usrp2/dboard_iface.cpp | 12 +++++----- host/lib/usrp/usrp2/dboard_impl.cpp | 41 +++++++++++++++++++++++--------- host/lib/usrp/usrp2/usrp2_iface.cpp | 14 +++++++---- host/lib/usrp/usrp2/usrp2_impl.hpp | 3 +++ 9 files changed, 84 insertions(+), 42 deletions(-) (limited to 'host/lib/usrp/usrp2/dboard_iface.cpp') diff --git a/host/include/uhd/usrp/dboard_eeprom.hpp b/host/include/uhd/usrp/dboard_eeprom.hpp index 6be88c85a..108027b46 100644 --- a/host/include/uhd/usrp/dboard_eeprom.hpp +++ b/host/include/uhd/usrp/dboard_eeprom.hpp @@ -32,20 +32,25 @@ struct UHD_API dboard_eeprom_t{ dboard_id_t id; /*! - * Create a dboard eeprom struct from the bytes read out of eeprom - * \param buf the vector of bytes + * Create a dboard eeprom struct from the bytes read out of eeprom. + * The constructor will parse out the dboard id from a vector of bytes. + * To be valid, the bytes vector should be at least num_bytes() long. + * If the parsing fails due to bad checksum or incomplete length, + * the dboard id in this struct will be set to dboard_id::NONE. + * \param bytes the vector of bytes */ - dboard_eeprom_t(const uhd::byte_vector_t &buf = uhd::byte_vector_t(0)); + dboard_eeprom_t(const uhd::byte_vector_t &bytes = uhd::byte_vector_t(0)); /*! - * Get the bytes that would be written to dboard eeprom + * Get the bytes that would be written to dboard eeprom. * \return a vector of bytes */ uhd::byte_vector_t get_eeprom_bytes(void); /*! - * Get the number of bytes to read out of eeprom. - * \return the number of bytes we are interested in + * Get the number of bytes in the dboard eeprom segment. + * Use this value when reading out of the dboard eeprom. + * \return the number of bytes used by dboard eeprom */ static size_t num_bytes(void); }; diff --git a/host/include/uhd/usrp/dboard_iface.hpp b/host/include/uhd/usrp/dboard_iface.hpp index 79b8ee664..1214a1a2f 100644 --- a/host/include/uhd/usrp/dboard_iface.hpp +++ b/host/include/uhd/usrp/dboard_iface.hpp @@ -95,19 +95,19 @@ public: /*! * Write to an I2C peripheral. * - * \param i2c_addr I2C bus address (7-bits) - * \param buf the data to write + * \param addr I2C bus address (7-bits) + * \param bytes the data to write */ - virtual void write_i2c(int i2c_addr, const byte_vector_t &buf) = 0; + virtual void write_i2c(boost::uint8_t addr, const byte_vector_t &bytes) = 0; /*! * Read from an I2C peripheral. * - * \param i2c_addr I2C bus address (7-bits) + * \param addr I2C bus address (7-bits) * \param num_bytes number of bytes to read * \return the data read if successful, else a zero length string. */ - virtual byte_vector_t read_i2c(int i2c_addr, size_t num_bytes) = 0; + virtual byte_vector_t read_i2c(boost::uint8_t addr, size_t num_bytes) = 0; /*! * Write data to SPI bus peripheral. diff --git a/host/include/uhd/usrp/dboard_manager.hpp b/host/include/uhd/usrp/dboard_manager.hpp index 6de64b02d..007d85bb4 100644 --- a/host/include/uhd/usrp/dboard_manager.hpp +++ b/host/include/uhd/usrp/dboard_manager.hpp @@ -33,7 +33,6 @@ namespace uhd{ namespace usrp{ * Provide wax::obj access to the subdevs inside. */ class UHD_API dboard_manager : boost::noncopyable{ - public: typedef boost::shared_ptr sptr; diff --git a/host/include/uhd/usrp/dboard_props.hpp b/host/include/uhd/usrp/dboard_props.hpp index 3b290319f..0208a6c2c 100644 --- a/host/include/uhd/usrp/dboard_props.hpp +++ b/host/include/uhd/usrp/dboard_props.hpp @@ -29,7 +29,8 @@ namespace uhd{ namespace usrp{ DBOARD_PROP_NAME = 'n', //ro, std::string DBOARD_PROP_SUBDEV = 's', //ro, wax::obj DBOARD_PROP_SUBDEV_NAMES = 'S', //ro, prop_names_t - DBOARD_PROP_USED_SUBDEVS = 'u' //ro, prop_names_t + DBOARD_PROP_USED_SUBDEVS = 'u', //ro, prop_names_t + DBOARD_PROP_DBOARD_ID = 'i' //rw, dboard_id_t //DBOARD_PROP_CODEC //ro, wax::obj //----> not sure, dont have to deal with yet }; diff --git a/host/lib/usrp/dboard_eeprom.cpp b/host/lib/usrp/dboard_eeprom.cpp index a8fac602a..5ce0b2328 100644 --- a/host/lib/usrp/dboard_eeprom.cpp +++ b/host/lib/usrp/dboard_eeprom.cpp @@ -53,26 +53,37 @@ using namespace uhd::usrp; // daughterboard specific use //////////////////////////////////////////////////////////////////////// -dboard_eeprom_t::dboard_eeprom_t(const byte_vector_t &buf){ +//negative sum of bytes excluding checksum byte +static boost::uint8_t checksum(const byte_vector_t &bytes){ + int sum; + for (size_t i = 0; i < DB_EEPROM_CHKSUM; i++){ + sum += int(bytes.at(i)); + } + return (-sum) & 0xff; +} + +dboard_eeprom_t::dboard_eeprom_t(const byte_vector_t &bytes){ try{ - ASSERT_THROW(buf.size() >= num_bytes()); - ASSERT_THROW(buf[DB_EEPROM_MAGIC] == DB_EEPROM_MAGIC_VALUE); + ASSERT_THROW(bytes.size() >= DB_EEPROM_CLEN); + ASSERT_THROW(bytes[DB_EEPROM_MAGIC] == DB_EEPROM_MAGIC_VALUE); + ASSERT_THROW(bytes[DB_EEPROM_CHKSUM] == checksum(bytes)); id = \ - (boost::uint16_t(buf[DB_EEPROM_ID_LSB]) << 0) | - (boost::uint16_t(buf[DB_EEPROM_ID_MSB]) << 8) ; + (boost::uint16_t(bytes[DB_EEPROM_ID_LSB]) << 0) | + (boost::uint16_t(bytes[DB_EEPROM_ID_MSB]) << 8) ; }catch(const uhd::assert_error &e){ id = dboard_id::NONE; } } byte_vector_t dboard_eeprom_t::get_eeprom_bytes(void){ - byte_vector_t bytes(3); + byte_vector_t bytes(DB_EEPROM_CLEN, 0); //defaults to all zeros bytes[DB_EEPROM_MAGIC] = DB_EEPROM_MAGIC_VALUE; bytes[DB_EEPROM_ID_LSB] = boost::uint8_t(id >> 0); bytes[DB_EEPROM_ID_MSB] = boost::uint8_t(id >> 8); + bytes[DB_EEPROM_CHKSUM] = checksum(bytes); return bytes; } size_t dboard_eeprom_t::num_bytes(void){ - return 3; + return DB_EEPROM_CLEN; } diff --git a/host/lib/usrp/usrp2/dboard_iface.cpp b/host/lib/usrp/usrp2/dboard_iface.cpp index 9d9b745ae..9503c329b 100644 --- a/host/lib/usrp/usrp2/dboard_iface.cpp +++ b/host/lib/usrp/usrp2/dboard_iface.cpp @@ -42,8 +42,8 @@ public: void set_gpio_ddr(unit_t, boost::uint16_t); boost::uint16_t read_gpio(unit_t); - void write_i2c(int, const byte_vector_t &); - byte_vector_t read_i2c(int, size_t); + void write_i2c(boost::uint8_t, const byte_vector_t &); + byte_vector_t read_i2c(boost::uint8_t, size_t); double get_clock_rate(unit_t); void set_clock_enabled(unit_t, bool); @@ -212,12 +212,12 @@ boost::uint32_t usrp2_dboard_iface::read_write_spi( /*********************************************************************** * I2C **********************************************************************/ -void usrp2_dboard_iface::write_i2c(int i2c_addr, const byte_vector_t &buf){ - return _iface->write_i2c(i2c_addr, buf); +void usrp2_dboard_iface::write_i2c(boost::uint8_t addr, const byte_vector_t &bytes){ + return _iface->write_i2c(addr, bytes); } -byte_vector_t usrp2_dboard_iface::read_i2c(int i2c_addr, size_t num_bytes){ - return _iface->read_i2c(i2c_addr, num_bytes); +byte_vector_t usrp2_dboard_iface::read_i2c(boost::uint8_t addr, size_t num_bytes){ + return _iface->read_i2c(addr, num_bytes); } /*********************************************************************** diff --git a/host/lib/usrp/usrp2/dboard_impl.cpp b/host/lib/usrp/usrp2/dboard_impl.cpp index d697f11f0..8952a9f75 100644 --- a/host/lib/usrp/usrp2/dboard_impl.cpp +++ b/host/lib/usrp/usrp2/dboard_impl.cpp @@ -18,7 +18,6 @@ #include "usrp2_impl.hpp" #include "usrp2_regs.hpp" -#include #include #include #include @@ -34,16 +33,16 @@ using namespace uhd::usrp; * Helper Methods **********************************************************************/ void usrp2_impl::dboard_init(void){ - //extract the dboard ids - dboard_eeprom_t db_rx_eeprom(_iface->read_eeprom(I2C_ADDR_RX_DB, 0, dboard_eeprom_t::num_bytes())); - dboard_eeprom_t db_tx_eeprom(_iface->read_eeprom(I2C_ADDR_TX_DB, 0, dboard_eeprom_t::num_bytes())); + //read the dboard eeprom to extract the dboard ids + _rx_db_eeprom = dboard_eeprom_t(_iface->read_eeprom(I2C_ADDR_RX_DB, 0, dboard_eeprom_t::num_bytes())); + _tx_db_eeprom = dboard_eeprom_t(_iface->read_eeprom(I2C_ADDR_TX_DB, 0, dboard_eeprom_t::num_bytes())); //create a new dboard interface and manager dboard_iface::sptr _dboard_iface( make_usrp2_dboard_iface(_iface, _clk_ctrl) ); _dboard_manager = dboard_manager::make( - db_rx_eeprom.id, db_tx_eeprom.id, _dboard_iface + _rx_db_eeprom.id, _tx_db_eeprom.id, _dboard_iface ); //load dboards @@ -120,19 +119,29 @@ void usrp2_impl::rx_dboard_get(const wax::obj &key_, wax::obj &val){ val = _rx_subdevs_in_use; return; + case DBOARD_PROP_DBOARD_ID: + val = _rx_db_eeprom.id; + return; + //case DBOARD_PROP_CODEC: // throw std::runtime_error("unhandled prop in usrp2 dboard"); } } void usrp2_impl::rx_dboard_set(const wax::obj &key, const wax::obj &val){ - if (key.as() == DBOARD_PROP_USED_SUBDEVS){ + switch(key.as()){ + case DBOARD_PROP_USED_SUBDEVS: _rx_subdevs_in_use = val.as(); update_rx_mux_config(); //if the val is bad, this will throw return; - } - throw std::runtime_error("Cannot set on usrp2 dboard"); + case DBOARD_PROP_DBOARD_ID: + _rx_db_eeprom.id = val.as(); + _iface->write_eeprom(I2C_ADDR_RX_DB, 0, _tx_db_eeprom.get_eeprom_bytes()); + return; + + default: throw std::runtime_error("Cannot set read-only property on usrp2 dboard"); + } } /*********************************************************************** @@ -160,17 +169,27 @@ void usrp2_impl::tx_dboard_get(const wax::obj &key_, wax::obj &val){ val = _tx_subdevs_in_use; return; + case DBOARD_PROP_DBOARD_ID: + val = _tx_db_eeprom.id; + return; + //case DBOARD_PROP_CODEC: // throw std::runtime_error("unhandled prop in usrp2 dboard"); } } void usrp2_impl::tx_dboard_set(const wax::obj &key, const wax::obj &val){ - if (key.as() == DBOARD_PROP_USED_SUBDEVS){ + switch(key.as()){ + case DBOARD_PROP_USED_SUBDEVS: _tx_subdevs_in_use = val.as(); update_tx_mux_config(); //if the val is bad, this will throw return; - } - throw std::runtime_error("Cannot set on usrp2 dboard"); + case DBOARD_PROP_DBOARD_ID: + _tx_db_eeprom.id = val.as(); + _iface->write_eeprom(I2C_ADDR_TX_DB, 0, _tx_db_eeprom.get_eeprom_bytes()); + return; + + default: throw std::runtime_error("Cannot set read-only property on usrp2 dboard"); + } } diff --git a/host/lib/usrp/usrp2/usrp2_iface.cpp b/host/lib/usrp/usrp2/usrp2_iface.cpp index c639c0dfe..76ee5d6fe 100644 --- a/host/lib/usrp/usrp2/usrp2_iface.cpp +++ b/host/lib/usrp/usrp2/usrp2_iface.cpp @@ -136,8 +136,8 @@ public: /*********************************************************************** * EEPROM **********************************************************************/ - void write_eeprom(boost::uint8_t addr, boost::uint8_t offset, const byte_vector_t &buf){ - BOOST_FOREACH(boost::uint8_t byte, buf){ + void write_eeprom(boost::uint8_t addr, boost::uint8_t offset, const byte_vector_t &bytes){ + BOOST_FOREACH(boost::uint8_t byte, bytes){ //write a byte at a time, its easy that way byte_vector_t cmd = boost::assign::list_of(offset)(byte); this->write_i2c(addr, cmd); @@ -145,9 +145,13 @@ public: } byte_vector_t read_eeprom(boost::uint8_t addr, boost::uint8_t offset, size_t num_bytes){ - //do a zero byte write to start read cycle - write_i2c(addr, byte_vector_t(1, offset)); - return read_i2c(addr, num_bytes); + byte_vector_t bytes; + for (size_t i = 0; i < num_bytes; i++){ + //do a zero byte write to start read cycle + write_i2c(addr, byte_vector_t(1, offset)); + bytes.push_back(read_i2c(addr, 1).at(0)); + } + return bytes; } /*********************************************************************** diff --git a/host/lib/usrp/usrp2/usrp2_impl.hpp b/host/lib/usrp/usrp2/usrp2_impl.hpp index dbcee367b..1c9387744 100644 --- a/host/lib/usrp/usrp2/usrp2_impl.hpp +++ b/host/lib/usrp/usrp2/usrp2_impl.hpp @@ -25,6 +25,7 @@ #include #include #include +#include #include #include #include @@ -161,12 +162,14 @@ private: void rx_dboard_set(const wax::obj &, const wax::obj &); wax_obj_proxy::sptr _rx_dboard_proxy; uhd::prop_names_t _rx_subdevs_in_use; + uhd::usrp::dboard_eeprom_t _rx_db_eeprom; //properties interface for tx dboard void tx_dboard_get(const wax::obj &, wax::obj &); void tx_dboard_set(const wax::obj &, const wax::obj &); wax_obj_proxy::sptr _tx_dboard_proxy; uhd::prop_names_t _tx_subdevs_in_use; + uhd::usrp::dboard_eeprom_t _tx_db_eeprom; void update_rx_mux_config(void); void update_tx_mux_config(void); -- cgit v1.2.3 From 06e1859d47c9b5be19ae680ba463a8fa72df9ebd Mon Sep 17 00:00:00 2001 From: Josh Blum Date: Mon, 26 Apr 2010 16:54:17 -0700 Subject: Added RSSI readback to XCVR2450. also fixed spi readback typo in u2 iface --- host/lib/usrp/dboard/db_xcvr2450.cpp | 17 +++++++++++++++++ host/lib/usrp/usrp2/dboard_iface.cpp | 6 ------ host/lib/usrp/usrp2/usrp2_iface.cpp | 2 +- 3 files changed, 18 insertions(+), 7 deletions(-) (limited to 'host/lib/usrp/usrp2/dboard_iface.cpp') diff --git a/host/lib/usrp/dboard/db_xcvr2450.cpp b/host/lib/usrp/dboard/db_xcvr2450.cpp index f1510da10..efe7687c2 100644 --- a/host/lib/usrp/dboard/db_xcvr2450.cpp +++ b/host/lib/usrp/dboard/db_xcvr2450.cpp @@ -134,6 +134,19 @@ private: bool get_locked(void){ return (this->get_iface()->read_gpio(dboard_iface::UNIT_RX) & LOCKDET_RXIO) != 0; } + + /*! + * Read the RSSI from the aux adc + * \return the rssi in dB + */ + float get_rssi(void){ + //constants for the rssi calculation + static const float min_v = float(0.5), max_v = float(2.5); + static const float rssi_dyn_range = 60; + //calculate the rssi from the voltage + float voltage = this->get_iface()->read_aux_adc(dboard_iface::UNIT_RX, 1); + return rssi_dyn_range*(voltage - min_v)/(max_v - min_v); + } }; /*********************************************************************** @@ -488,6 +501,10 @@ void xcvr2450::rx_get(const wax::obj &key_, wax::obj &val){ val = this->get_locked(); return; + case SUBDEV_PROP_RSSI: + val = this->get_rssi(); + return; + default: UHD_THROW_PROP_GET_ERROR(); } } diff --git a/host/lib/usrp/usrp2/dboard_iface.cpp b/host/lib/usrp/usrp2/dboard_iface.cpp index 9503c329b..74d80163c 100644 --- a/host/lib/usrp/usrp2/dboard_iface.cpp +++ b/host/lib/usrp/usrp2/dboard_iface.cpp @@ -275,10 +275,4 @@ float usrp2_dboard_iface::read_aux_adc(unit_t unit, int which){ //convert to voltage and return return float(3.3*ad7922_regs.result/4095); - - - - - - } diff --git a/host/lib/usrp/usrp2/usrp2_iface.cpp b/host/lib/usrp/usrp2/usrp2_iface.cpp index 5bca2c95b..e43b9678e 100644 --- a/host/lib/usrp/usrp2/usrp2_iface.cpp +++ b/host/lib/usrp/usrp2/usrp2_iface.cpp @@ -88,7 +88,7 @@ public: usrp2_ctrl_data_t in_data = this->ctrl_send_and_recv(out_data); UHD_ASSERT_THROW(htonl(in_data.id) == USRP2_CTRL_ID_OMG_TRANSACTED_SPI_DUDE); - return ntohl(out_data.data.spi_args.data); + return ntohl(in_data.data.spi_args.data); } /*********************************************************************** -- cgit v1.2.3