diff options
Diffstat (limited to 'host/lib/usrp/usrp1/mboard_impl.cpp')
| -rw-r--r-- | host/lib/usrp/usrp1/mboard_impl.cpp | 407 |
1 files changed, 0 insertions, 407 deletions
diff --git a/host/lib/usrp/usrp1/mboard_impl.cpp b/host/lib/usrp/usrp1/mboard_impl.cpp deleted file mode 100644 index a265a5089..000000000 --- a/host/lib/usrp/usrp1/mboard_impl.cpp +++ /dev/null @@ -1,407 +0,0 @@ -// -// 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_commands.h" -#include "fpga_regs_standard.h" -#include "fpga_regs_common.h" -#include "usrp_i2c_addr.h" -#include <uhd/utils/msg.hpp> -#include <uhd/utils/log.hpp> -#include <uhd/usrp/misc_utils.hpp> -#include <uhd/usrp/mboard_props.hpp> -#include <uhd/usrp/dboard_props.hpp> -#include <uhd/usrp/subdev_props.hpp> -#include <uhd/utils/msg.hpp> -#include <uhd/utils/assert_has.hpp> -#include <uhd/utils/images.hpp> -#include <boost/assign/list_of.hpp> -#include <boost/foreach.hpp> -#include <boost/bind.hpp> -#include <boost/thread/thread.hpp> - -using namespace uhd; -using namespace uhd::usrp; - -/*********************************************************************** - * 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 << 2) | (adc_for_q << 0); //shift reversal here -} - -/*! - * 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 subdev_spec_t &subdev_spec, wax::obj mboard -){ - //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<subdev_conn_t, int> > name_to_conn_to_flag = boost::assign::map_list_of - ("A", boost::assign::map_list_of - (SUBDEV_CONN_COMPLEX_IQ, calc_rx_mux_pair(ADC0, ADC1)) //I and Q - (SUBDEV_CONN_COMPLEX_QI, calc_rx_mux_pair(ADC1, ADC0)) //I and Q - (SUBDEV_CONN_REAL_I, calc_rx_mux_pair(ADC0, ADC0)) //I and Q (Q identical but ignored Z=1) - (SUBDEV_CONN_REAL_Q, calc_rx_mux_pair(ADC1, ADC1)) //I and Q (Q identical but ignored Z=1) - ) - ("B", boost::assign::map_list_of - (SUBDEV_CONN_COMPLEX_IQ, calc_rx_mux_pair(ADC2, ADC3)) //I and Q - (SUBDEV_CONN_COMPLEX_QI, calc_rx_mux_pair(ADC3, ADC2)) //I and Q - (SUBDEV_CONN_REAL_I, calc_rx_mux_pair(ADC2, ADC2)) //I and Q (Q identical but ignored Z=1) - (SUBDEV_CONN_REAL_Q, calc_rx_mux_pair(ADC3, ADC3)) //I and Q (Q identical but ignored Z=1) - ) - ; - - //extract the number of channels - size_t nchan = subdev_spec.size(); - - //calculate the channel flags - int channel_flags = 0; - size_t num_reals = 0, num_quads = 0; - BOOST_FOREACH(const subdev_spec_pair_t &pair, uhd::reversed(subdev_spec)){ - wax::obj dboard = mboard[named_prop_t(MBOARD_PROP_RX_DBOARD, pair.db_name)]; - wax::obj subdev = dboard[named_prop_t(DBOARD_PROP_SUBDEV, pair.sd_name)]; - subdev_conn_t conn = subdev[SUBDEV_PROP_CONNECTION].as<subdev_conn_t>(); - switch(conn){ - case SUBDEV_CONN_COMPLEX_IQ: - case SUBDEV_CONN_COMPLEX_QI: num_quads++; break; - case SUBDEV_CONN_REAL_I: - case SUBDEV_CONN_REAL_Q: num_reals++; break; - } - channel_flags = (channel_flags << 4) | name_to_conn_to_flag[pair.db_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 << 4) | (chn_for_q << 0); //shift reversal here -} - -/*! - * 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 subdev_spec_t &subdev_spec, wax::obj mboard -){ - //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<subdev_conn_t, int> > chan_to_conn_to_flag = boost::assign::map_list_of - (0, boost::assign::map_list_of - (SUBDEV_CONN_COMPLEX_IQ, calc_tx_mux_pair(CHAN_I0 | ENB, CHAN_Q0 | ENB)) - (SUBDEV_CONN_COMPLEX_QI, calc_tx_mux_pair(CHAN_Q0 | ENB, CHAN_I0 | ENB)) - (SUBDEV_CONN_REAL_I, calc_tx_mux_pair(CHAN_I0 | ENB, 0 )) - (SUBDEV_CONN_REAL_Q, calc_tx_mux_pair(0, CHAN_I0 | ENB)) - ) - (1, boost::assign::map_list_of - (SUBDEV_CONN_COMPLEX_IQ, calc_tx_mux_pair(CHAN_I1 | ENB, CHAN_Q1 | ENB)) - (SUBDEV_CONN_COMPLEX_QI, calc_tx_mux_pair(CHAN_Q1 | ENB, CHAN_I1 | ENB)) - (SUBDEV_CONN_REAL_I, calc_tx_mux_pair(CHAN_I1 | ENB, 0 )) - (SUBDEV_CONN_REAL_Q, calc_tx_mux_pair(0, CHAN_I1 | ENB)) - ) - ; - - //extract the number of channels - size_t nchan = subdev_spec.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 subdev_spec_pair_t &pair, subdev_spec){ - wax::obj dboard = mboard[named_prop_t(MBOARD_PROP_TX_DBOARD, pair.db_name)]; - wax::obj subdev = dboard[named_prop_t(DBOARD_PROP_SUBDEV, pair.sd_name)]; - subdev_conn_t conn = subdev[SUBDEV_PROP_CONNECTION].as<subdev_conn_t>(); - - //combine the channel flags: shift for slot A vs B - if (pair.db_name == "A") channel_flags |= chan_to_conn_to_flag[chan][conn] << 0; - if (pair.db_name == "B") channel_flags |= chan_to_conn_to_flag[chan][conn] << 8; - - //sanity check, only 1 channel per slot - slot_to_chan_count[pair.db_name]++; - if (slot_to_chan_count[pair.db_name] > 1){ - throw uhd::value_error(str(boost::format( - "dboard slot %s assigned to multiple channels in subdev spec %s" - ) % pair.db_name % subdev_spec.to_string())); - } - - //increment for the next channel - chan++; - } - - //calculate the tx mux value - return ((channel_flags & 0xffff) << 4) | ((nchan & 0x7) << 0); -} - -/*! - * 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; -} - -/*********************************************************************** - * Mboard Initialization - **********************************************************************/ -void usrp1_impl::mboard_init(void) -{ - _mboard_proxy = wax_obj_proxy::make( - boost::bind(&usrp1_impl::mboard_get, this, _1, _2), - boost::bind(&usrp1_impl::mboard_set, this, _1, _2)); - - // Normal mode with no loopback or Rx counting - _iface->poke32(FR_MODE, 0x00000000); - _iface->poke32(FR_DEBUG_EN, 0x00000000); - _iface->poke32(FR_RX_SAMPLE_RATE_DIV, 0x00000001); //divide by 2 - _iface->poke32(FR_TX_SAMPLE_RATE_DIV, 0x00000001); //divide by 2 - _iface->poke32(FR_DC_OFFSET_CL_EN, 0x0000000f); - - // Reset offset correction registers - _iface->poke32(FR_ADC_OFFSET_0, 0x00000000); - _iface->poke32(FR_ADC_OFFSET_1, 0x00000000); - _iface->poke32(FR_ADC_OFFSET_2, 0x00000000); - _iface->poke32(FR_ADC_OFFSET_3, 0x00000000); - - // Set default for RX format to 16-bit I&Q and no half-band filter bypass - _iface->poke32(FR_RX_FORMAT, 0x00000300); - - // Set default for TX format to 16-bit I&Q - _iface->poke32(FR_TX_FORMAT, 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 - ; -} - -/*********************************************************************** - * Mboard Get - **********************************************************************/ -static prop_names_t dboard_names = boost::assign::list_of("A")("B"); - -void usrp1_impl::mboard_get(const wax::obj &key_, wax::obj &val) -{ - named_prop_t key = named_prop_t::extract(key_); - - //handle the get request conditioned on the key - switch(key.as<mboard_prop_t>()){ - case MBOARD_PROP_NAME: - val = std::string("usrp1 mboard - " + _iface->mb_eeprom["serial"]); - return; - - case MBOARD_PROP_OTHERS: - val = prop_names_t(); - return; - - case MBOARD_PROP_RX_DBOARD: - uhd::assert_has(dboard_names, key.name, "dboard name"); - if (key.name == "A") val = _rx_dboard_proxies[DBOARD_SLOT_A]->get_link(); - if (key.name == "B") val = _rx_dboard_proxies[DBOARD_SLOT_B]->get_link(); - return; - - case MBOARD_PROP_RX_DBOARD_NAMES: - val = dboard_names; - return; - - case MBOARD_PROP_TX_DBOARD: - uhd::assert_has(dboard_names, key.name, "dboard name"); - if (key.name == "A") val = _tx_dboard_proxies[DBOARD_SLOT_A]->get_link(); - if (key.name == "B") val = _tx_dboard_proxies[DBOARD_SLOT_B]->get_link(); - return; - - case MBOARD_PROP_TX_DBOARD_NAMES: - val = dboard_names; - return; - - case MBOARD_PROP_RX_DSP: - val = _rx_dsp_proxies.get(key.name)->get_link(); - return; - - case MBOARD_PROP_RX_DSP_NAMES: - val = _rx_dsp_proxies.keys(); - return; - - case MBOARD_PROP_TX_DSP: - val = _tx_dsp_proxies.get(key.name)->get_link(); - return; - - case MBOARD_PROP_TX_DSP_NAMES: - val = _tx_dsp_proxies.keys(); - return; - - case MBOARD_PROP_CLOCK_CONFIG: - val = clock_config_t::internal(); - return; - - case MBOARD_PROP_RX_SUBDEV_SPEC: - val = _rx_subdev_spec; - return; - - case MBOARD_PROP_TX_SUBDEV_SPEC: - val = _tx_subdev_spec; - return; - - case MBOARD_PROP_EEPROM_MAP: - val = _iface->mb_eeprom; - return; - - case MBOARD_PROP_TIME_NOW: - val = _soft_time_ctrl->get_time(); - return; - - case MBOARD_PROP_CLOCK_RATE: - val = _clock_ctrl->get_master_clock_freq(); - return; - - default: UHD_THROW_PROP_GET_ERROR(); - } -} - -/*********************************************************************** - * Mboard Set - **********************************************************************/ -void usrp1_impl::mboard_set(const wax::obj &key, const wax::obj &val) -{ - if(key.type() == typeid(std::string)) { - if(key.as<std::string>() == "load_eeprom") { - std::string usrp1_eeprom_image = val.as<std::string>(); - UHD_MSG(status) << "USRP1 EEPROM image: " << usrp1_eeprom_image << std::endl; - _ctrl_transport->usrp_load_eeprom(val.as<std::string>()); - } - return; - } - - //handle the get request conditioned on the key - switch(key.as<mboard_prop_t>()){ - - case MBOARD_PROP_RX_SUBDEV_SPEC:{ - _rx_subdev_spec = val.as<subdev_spec_t>(); - if (_rx_subdev_spec.size() > this->get_num_ddcs()){ - throw uhd::value_error(str(boost::format( - "USRP1 suports up to %u RX channels.\n" - "However, this RX subdev spec requires %u channels\n" - ) % this->get_num_ddcs() % _rx_subdev_spec.size())); - } - verify_rx_subdev_spec(_rx_subdev_spec, _mboard_proxy->get_link()); - //set the mux and set the number of rx channels - bool s = this->disable_rx(); - _iface->poke32(FR_RX_MUX, calc_rx_mux(_rx_subdev_spec, _mboard_proxy->get_link())); - this->restore_rx(s); - this->update_xport_channel_mapping(); - }return; - - case MBOARD_PROP_TX_SUBDEV_SPEC:{ - _tx_subdev_spec = val.as<subdev_spec_t>(); - if (_tx_subdev_spec.size() > this->get_num_ducs()){ - throw uhd::value_error(str(boost::format( - "USRP1 suports up to %u TX channels.\n" - "However, this TX subdev spec requires %u channels\n" - ) % this->get_num_ducs() % _tx_subdev_spec.size())); - } - verify_tx_subdev_spec(_tx_subdev_spec, _mboard_proxy->get_link()); - //set the mux and set the number of tx channels - bool s = this->disable_tx(); - _iface->poke32(FR_TX_MUX, calc_tx_mux(_tx_subdev_spec, _mboard_proxy->get_link())); - this->restore_tx(s); - this->update_xport_channel_mapping(); - }return; - - case MBOARD_PROP_EEPROM_MAP: - // Step1: commit the map, writing only those values set. - // Step2: readback the entire eeprom map into the iface. - val.as<mboard_eeprom_t>().commit(*_iface, mboard_eeprom_t::MAP_B000); - _iface->mb_eeprom = mboard_eeprom_t(*_iface, mboard_eeprom_t::MAP_B000); - return; - - case MBOARD_PROP_TIME_NOW: - _soft_time_ctrl->set_time(val.as<time_spec_t>()); - return; - - case MBOARD_PROP_CLOCK_RATE: - UHD_MSG(warning) - << "I see that you are setting the master clock rate from the API.\n" - << "You may find it more convenient to burn this setting into the EEPROM.\n" - << "See the application notes for USRP1 for further instructions.\n" - ; - _clock_ctrl->set_master_clock_freq(val.as<double>()); - this->update_xport_channel_mapping(); - return; - - case MBOARD_PROP_CLOCK_CONFIG:{ - clock_config_t clock_config = val.as<clock_config_t>(); - if (clock_config.ref_source != clock_config_t::REF_INT){ - throw uhd::value_error("USRP1 clock config: reference source must be set to internal"); - } - if (clock_config.pps_source != clock_config_t::PPS_INT){ - throw uhd::value_error("USRP1 clock config: PPS source must be set to internal"); - } - }return; - - default: UHD_THROW_PROP_SET_ERROR(); - } -} |