forked from sdr/gr-osmosdr
1013 lines
30 KiB
C++
1013 lines
30 KiB
C++
/* -*- c++ -*- */
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/*
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* Copyright 2013-2017 Nuand LLC
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* Copyright 2013 Dimitri Stolnikov <horiz0n@gmx.net>
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*
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* GNU Radio is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3, or (at your option)
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* any later version.
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*
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* GNU Radio is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with GNU Radio; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street,
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* Boston, MA 02110-1301, USA.
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*/
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/*
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* config.h is generated by configure. It contains the results
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* of probing for features, options etc. It should be the first
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* file included in your .cc file.
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <string>
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#include <iomanip>
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#include <iostream>
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#include <sstream>
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#include <boost/lexical_cast.hpp>
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#include <boost/assign.hpp>
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#include <boost/foreach.hpp>
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#include <boost/shared_ptr.hpp>
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#include "bladerf_common.h"
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#define NUM_BUFFERS 32
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#define NUM_SAMPLES_PER_BUFFER (4 * 1024)
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using namespace boost::assign;
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boost::mutex bladerf_common::_devs_mutex;
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std::list<boost::weak_ptr<struct bladerf> > bladerf_common::_devs;
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/* name of system-wide gain
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* (internal only, doesn't match any libbladeRF gain stage)
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*/
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static const char* SYSTEM_GAIN_NAME = "system";
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bladerf_common::bladerf_common() :
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_conv_buf(NULL),
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_conv_buf_size(4096),
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_xb_200_attached(false),
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_consecutive_failures(0)
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{
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}
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bladerf_common::~bladerf_common()
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{
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free(_conv_buf);
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}
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bladerf_board_type bladerf_common::get_board_type(struct bladerf *dev)
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{
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std::string boardname = std::string(bladerf_get_board_name(dev));
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bladerf_board_type rv = BLADERF_REV_INVALID;
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if (boardname == "bladerf1") {
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rv = BLADERF_REV_1;
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} else if (boardname == "bladerf2") {
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rv = BLADERF_REV_2;
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} else {
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std::cerr << "board name \"" << boardname << "\" unknown" << std::endl;
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}
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return rv;
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}
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bladerf_sptr bladerf_common::get_cached_device(struct bladerf_devinfo devinfo)
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{
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/* Lock to _devs must be aquired by caller */
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BOOST_FOREACH( boost::weak_ptr<struct bladerf> dev, _devs )
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{
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int rv;
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struct bladerf_devinfo other_devinfo;
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rv = bladerf_get_devinfo(bladerf_sptr(dev).get(), &other_devinfo);
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if (rv < 0) {
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throw std::runtime_error(std::string(__FUNCTION__) + " " +
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"Failed to get devinfo for cached device.");
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}
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if (bladerf_devinfo_matches(&devinfo, &other_devinfo)) {
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return bladerf_sptr(dev);
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}
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}
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return bladerf_sptr();
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}
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/* This is called when a bladerf_sptr hits a refcount of 0 */
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void bladerf_common::close(void* dev)
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{
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boost::unique_lock<boost::mutex> lock(_devs_mutex);
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/* Prune expired entries from device cache */
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std::list<boost::weak_ptr<struct bladerf> >::iterator it(_devs.begin());
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while ( it != _devs.end() ) {
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if ( (*it).expired() ) {
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it = _devs.erase(it);
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} else {
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++it;
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}
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}
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bladerf_close(static_cast<struct bladerf *>(dev));
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}
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bladerf_sptr bladerf_common::open(const std::string &device_name)
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{
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int rv;
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struct bladerf *raw_dev = NULL;
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struct bladerf_devinfo devinfo;
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boost::unique_lock<boost::mutex> lock(_devs_mutex);
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/* Initialize the information used to identify the desired device
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* to all wildcard (i.e., "any device") values */
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bladerf_init_devinfo(&devinfo);
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/* Populate the devinfo structure from device_name */
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rv = bladerf_get_devinfo_from_str(device_name.c_str(), &devinfo);
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if (rv < 0) {
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throw std::runtime_error(std::string(__FUNCTION__) + " " +
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"Failed to get devinfo for '" + device_name + "'");
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}
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/* Do we already have this device open? */
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bladerf_sptr cached_dev = get_cached_device(devinfo);
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if (cached_dev) {
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return cached_dev;
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}
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/* Open the device. */
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rv = bladerf_open_with_devinfo(&raw_dev, &devinfo);
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if (rv < 0) {
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throw std::runtime_error(std::string(__FUNCTION__) + " " +
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"Failed to open device for '" + device_name + "'");
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}
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/* Add the device handle to our cache */
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bladerf_sptr dev = bladerf_sptr(raw_dev, bladerf_common::close);
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_devs.push_back(boost::weak_ptr<struct bladerf>(dev));
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return dev;
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}
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void bladerf_common::set_loopback_mode(const std::string &loopback)
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{
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bladerf_loopback mode;
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int status;
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if (loopback == "bb_txlpf_rxvga2") {
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mode = BLADERF_LB_BB_TXLPF_RXVGA2;
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} else if (loopback == "bb_txlpf_rxlpf") {
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mode = BLADERF_LB_BB_TXLPF_RXLPF;
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} else if (loopback == "bb_txvga1_rxvga2") {
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mode = BLADERF_LB_BB_TXVGA1_RXVGA2;
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} else if (loopback == "bb_txvga1_rxlpf") {
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mode = BLADERF_LB_BB_TXVGA1_RXLPF;
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} else if (loopback == "rf_lna1") {
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mode = BLADERF_LB_RF_LNA1;
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} else if (loopback == "rf_lna2") {
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mode = BLADERF_LB_RF_LNA2;
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} else if (loopback == "rf_lna3") {
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mode = BLADERF_LB_RF_LNA3;
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} else if (loopback == "ad9361_bist") {
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mode = BLADERF_LB_AD9361_BIST;
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} else if (loopback == "none") {
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mode = BLADERF_LB_NONE;
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} else {
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throw std::runtime_error( _pfx + "Unknown loopback mode:" + loopback );
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}
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status = bladerf_set_loopback( _dev.get(), mode);
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if ( status != 0 ) {
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// TODO: handle BLADERF_ERR_UNSUPPORTED more gingerly
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throw std::runtime_error( _pfx + "Failed to set loopback mode: " +
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bladerf_strerror(status) );
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}
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}
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void bladerf_common::set_verbosity(const std::string &verbosity)
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{
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bladerf_log_level l;
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if (verbosity == "verbose") {
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l = BLADERF_LOG_LEVEL_VERBOSE;
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} else if (verbosity == "debug") {
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l = BLADERF_LOG_LEVEL_DEBUG;
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} else if (verbosity == "info") {
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l = BLADERF_LOG_LEVEL_INFO;
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} else if (verbosity == "warning") {
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l = BLADERF_LOG_LEVEL_WARNING;
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} else if (verbosity == "error") {
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l = BLADERF_LOG_LEVEL_ERROR;
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} else if (verbosity == "critical") {
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l = BLADERF_LOG_LEVEL_CRITICAL;
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} else if (verbosity == "silent") {
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l = BLADERF_LOG_LEVEL_SILENT;
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} else {
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throw std::runtime_error( _pfx + "Invalid log level: " + verbosity );
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}
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bladerf_log_set_verbosity(l);
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}
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bladerf_direction bladerf_common::channel_to_direction(bladerf_channel ch)
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{
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switch (ch) {
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case BLADERF_CHANNEL_RX(0):
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case BLADERF_CHANNEL_RX(1):
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return BLADERF_RX;
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break;
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case BLADERF_CHANNEL_TX(0):
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case BLADERF_CHANNEL_TX(1):
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return BLADERF_TX;
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break;
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default:
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throw std::runtime_error( _pfx + " " + "invalid channel specified" );
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break;
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}
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}
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bool bladerf_common::start(bladerf_module module)
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{
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int ret;
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bladerf_format format;
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bladerf_channel_layout layout;
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bladerf_direction direction;
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if (_use_metadata) {
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format = BLADERF_FORMAT_SC16_Q11_META;
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} else {
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format = BLADERF_FORMAT_SC16_Q11;
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}
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direction = channel_to_direction(module);
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if (BLADERF_MODULE_RX == module) {
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layout = _use_mimo ? BLADERF_RX_X2 : BLADERF_RX_X1;
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} else if (BLADERF_MODULE_TX == module) {
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layout = _use_mimo ? BLADERF_TX_X2 : BLADERF_TX_X1;
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} else {
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std::cerr << _pfx << "invalid module: "
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<< module << std::endl;
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return false;
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}
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ret = bladerf_sync_config(_dev.get(), layout, format,
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_num_buffers, _samples_per_buffer,
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_num_transfers, _stream_timeout_ms);
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if ( ret != 0 ) {
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std::cerr << _pfx << "bladerf_sync_config failed: "
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<< bladerf_strerror(ret) << std::endl;
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return false;
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}
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ret = bladerf_enable_module(_dev.get(), direction, true);
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if ( ret != 0 ) {
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std::cerr << _pfx << "bladerf_enable_module failed: "
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<< bladerf_strerror(ret) << std::endl;
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return false;
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}
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return true;
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}
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bool bladerf_common::stop(bladerf_module module)
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{
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int ret;
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bladerf_direction direction;
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direction = channel_to_direction(module);
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ret = bladerf_enable_module(_dev.get(), direction, false);
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if ( ret != 0 ) {
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std::cerr << _pfx << "bladerf_enable_module failed: "
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<< bladerf_strerror(ret) << std::endl;
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return false;
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}
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return true;
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}
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static bool version_greater_or_equal(const struct bladerf_version *version,
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unsigned int major, unsigned int minor,
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unsigned int patch)
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{
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if (version->major > major) {
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return true;
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} else if ( (version->major == major) && (version->minor > minor) ) {
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return true;
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} else if ((version->major == major) &&
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(version->minor == minor) &&
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(version->patch >= patch) ) {
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return true;
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} else {
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return false;
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}
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}
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void bladerf_common::init(dict_t &dict, bladerf_module module)
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{
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int ret;
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std::string device_name("");
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struct bladerf_version ver;
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char serial[BLADERF_SERIAL_LENGTH];
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const char *type = (module == BLADERF_MODULE_TX ? "sink" : "source");
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_pfx = std::string("[bladeRF ") + std::string(type) + std::string("] ");
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if ( dict.count("verbosity") )
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set_verbosity( dict["verbosity"] );
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if (dict.count("bladerf"))
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{
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const std::string value = dict["bladerf"];
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if ( value.length() > 0)
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{
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if ( value.length() <= 2 )
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{
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/* If the value is two digits or less, we'll assume the user is
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* providing an instance number */
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unsigned int device_number = 0;
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try {
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device_number = boost::lexical_cast< unsigned int >( value );
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device_name = boost::str(boost::format( "*:instance=%d" ) % device_number);
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} catch ( std::exception &ex ) {
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throw std::runtime_error( _pfx + "Failed to use '" + value +
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"' as device number: " + ex.what());
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}
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} else {
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/* Otherwise, we'll assume it's a serial number. libbladeRF v1.4.1
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* supports matching a subset of a serial number. For earlier versions,
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* we require the entire serial number.
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*
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* libbladeRF is responsible for rejecting bad serial numbers, so we
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* may just pass whatever the user has provided.
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*/
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bladerf_version(&ver);
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if ( version_greater_or_equal(&ver, 1, 4, 1) ||
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value.length() == (BLADERF_SERIAL_LENGTH - 1) )
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{
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device_name = std::string("*:serial=") + value;
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} else {
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throw std::runtime_error( _pfx + "A full serial number must be " +
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"supplied with libbladeRF " +
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std::string(ver.describe) +
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". libbladeRF >= v1.4.1 supports opening " +
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"a device via a subset of its serial #.");
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}
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}
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}
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}
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try {
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std::cerr << "Opening nuand bladeRF with device identifier string: \""
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<< device_name << "\"" << std::endl;
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_dev = open(device_name);
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} catch(...) {
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throw std::runtime_error( _pfx + "Failed to open bladeRF device " +
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device_name );
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}
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/* Load an FPGA */
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if ( dict.count("fpga") )
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{
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if ( dict.count("fpga-reload") == 0 &&
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bladerf_is_fpga_configured( _dev.get() ) == 1 ) {
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std::cerr << _pfx << "FPGA is already loaded. Set fpga-reload=1 "
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<< "to force a reload." << std::endl;
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} else {
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std::string fpga = dict["fpga"];
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std::cerr << _pfx << "Loading FPGA bitstream " << fpga << "..." << std::endl;
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ret = bladerf_load_fpga( _dev.get(), fpga.c_str() );
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if ( ret != 0 )
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std::cerr << _pfx << "bladerf_load_fpga has failed with " << ret << std::endl;
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else
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std::cerr << _pfx << "The FPGA bitstream has been successfully loaded." << std::endl;
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}
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}
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if ( bladerf_is_fpga_configured( _dev.get() ) != 1 )
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{
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std::ostringstream oss;
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oss << _pfx << "The FPGA is not configured! "
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<< "Provide device argument fpga=/path/to/the/bitstream.rbf to load it.";
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throw std::runtime_error( oss.str() );
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}
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if ( module == BLADERF_MODULE_RX )
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{
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if ( dict.count("loopback") )
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set_loopback_mode( dict["loopback"] );
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else
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set_loopback_mode( "none" );
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}
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else if ( module == BLADERF_MODULE_TX && dict.count("loopback") )
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{
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std::cerr << _pfx
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<< "Warning: 'loopback' has been specified on a bladeRF sink, "
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"and will have no effect. This parameter should be "
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"specified on the associated bladeRF source."
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<< std::endl;
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}
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if ( dict.count("xb200") ) {
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if (bladerf_expansion_attach(_dev.get(), BLADERF_XB_200)) {
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std::cerr << _pfx << "Could not attach XB-200" << std::endl;
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} else {
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_xb_200_attached = true;
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bladerf_xb200_filter filter = BLADERF_XB200_AUTO_1DB;
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if ( dict["xb200"] == "custom" ) {
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filter = BLADERF_XB200_CUSTOM;
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} else if ( dict["xb200"] == "50M" ) {
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filter = BLADERF_XB200_50M;
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} else if ( dict["xb200"] == "144M" ) {
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filter = BLADERF_XB200_144M;
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} else if ( dict["xb200"] == "222M" ) {
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filter = BLADERF_XB200_222M;
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} else if ( dict["xb200"] == "auto3db" ) {
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filter = BLADERF_XB200_AUTO_3DB;
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} else if ( dict["xb200"] == "auto" ) {
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filter = BLADERF_XB200_AUTO_1DB;
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} else {
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filter = BLADERF_XB200_AUTO_1DB;
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}
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if (bladerf_xb200_set_filterbank(_dev.get(), module, filter)) {
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std::cerr << _pfx << "Could not set XB-200 filter" << std::endl;
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}
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}
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}
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/* Show some info about the device we've opened */
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if ( bladerf_get_serial( _dev.get(), serial ) == 0 )
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{
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std::string strser(serial);
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if ( strser.length() == 32 )
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strser.replace( 4, 24, "..." );
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std::cerr << " Serial # " << strser << std::endl;
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}
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if ( bladerf_fw_version( _dev.get(), &ver ) == 0 )
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std::cerr << " FW v" << ver.major << "." << ver.minor << "." << ver.patch;
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if ( bladerf_fpga_version( _dev.get(), &ver ) == 0 )
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std::cerr << " FPGA v" << ver.major << "." << ver.minor << "." << ver.patch;
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std::cerr << std::endl;
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if (dict.count("tamer")) {
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set_clock_source( dict["tamer"] );
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std::cerr << _pfx << "Tamer mode set to '" << get_clock_source() << "'";
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}
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if (dict.count("smb")) {
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set_smb_frequency( boost::lexical_cast< double >( dict["smb"] ) );
|
|
std::cerr << _pfx << "SMB frequency set to " << get_smb_frequency() << " Hz";
|
|
}
|
|
|
|
/* Initialize buffer and sample configuration */
|
|
_num_buffers = 0;
|
|
if (dict.count("buffers")) {
|
|
_num_buffers = boost::lexical_cast< size_t >( dict["buffers"] );
|
|
}
|
|
|
|
_samples_per_buffer = 0;
|
|
if (dict.count("buflen")) {
|
|
_samples_per_buffer = boost::lexical_cast< size_t >( dict["buflen"] );
|
|
}
|
|
|
|
_num_transfers = 0;
|
|
if (dict.count("transfers")) {
|
|
_num_transfers = boost::lexical_cast< size_t >( dict["transfers"] );
|
|
}
|
|
|
|
_stream_timeout_ms = 3000;
|
|
if (dict.count("stream_timeout_ms")) {
|
|
_stream_timeout_ms = boost::lexical_cast< unsigned int >(dict["stream_timeout_ms"] );
|
|
}
|
|
|
|
_use_metadata = dict.count("enable_metadata") != 0;
|
|
|
|
_use_mimo = (dict.count("enable_mimo") != 0) && (get_num_channels(module) >= 2);
|
|
|
|
/* Require value to be >= 2 so we can ensure we have twice as many
|
|
* buffers as transfers */
|
|
if (_num_buffers <= 1) {
|
|
_num_buffers = NUM_BUFFERS;
|
|
}
|
|
|
|
if (0 == _samples_per_buffer) {
|
|
_samples_per_buffer = NUM_SAMPLES_PER_BUFFER;
|
|
} else {
|
|
if (_samples_per_buffer < 1024 || _samples_per_buffer % 1024 != 0) {
|
|
|
|
/* 0 likely implies the user did not specify this, so don't warn */
|
|
if (_samples_per_buffer != 0 ) {
|
|
std::cerr << _pfx << "Invalid \"buflen\" value. "
|
|
<< "A multiple of 1024 is required. Defaulting to "
|
|
<< NUM_SAMPLES_PER_BUFFER << std::endl;
|
|
}
|
|
|
|
_samples_per_buffer = NUM_SAMPLES_PER_BUFFER;
|
|
}
|
|
}
|
|
|
|
/* If the user hasn't specified the desired number of transfers, set it to
|
|
* min(32, num_buffers / 2) */
|
|
if (_num_transfers == 0) {
|
|
_num_transfers = _num_buffers / 2;
|
|
if (_num_transfers > 32) {
|
|
_num_transfers = 32;
|
|
}
|
|
} else if (_num_transfers >= _num_buffers) {
|
|
_num_transfers = _num_buffers - 1;
|
|
std::cerr << _pfx << "Clamping num_tranfers to " << _num_transfers << ". "
|
|
<< "Try using a smaller num_transfers value if timeouts occur."
|
|
<< std::endl;
|
|
}
|
|
|
|
_conv_buf = static_cast<int16_t*>(malloc(_conv_buf_size * 2 * sizeof(int16_t)));
|
|
|
|
if (_conv_buf == NULL) {
|
|
throw std::runtime_error( std::string(__FUNCTION__) +
|
|
"Failed to allocate _conv_buf" );
|
|
}
|
|
}
|
|
|
|
osmosdr::freq_range_t bladerf_common::freq_range(bladerf_channel chan)
|
|
{
|
|
struct bladerf_range range;
|
|
int ret;
|
|
|
|
ret = bladerf_get_frequency_range( _dev.get(), chan, &range );
|
|
|
|
if( ret ) {
|
|
throw std::runtime_error( std::string(__FUNCTION__) + " " +
|
|
"bladerf_get_frequency_range returned " +
|
|
boost::lexical_cast<std::string>(ret) );
|
|
} else {
|
|
return osmosdr::freq_range_t(static_cast<double>(range.min), static_cast<double>(range.max), static_cast<double>(range.step));
|
|
};
|
|
}
|
|
|
|
osmosdr::meta_range_t bladerf_common::sample_rates()
|
|
{
|
|
osmosdr::meta_range_t sample_rates;
|
|
bladerf_range brf_sample_rates;
|
|
int ret;
|
|
|
|
/* assuming the same for RX & TX */
|
|
ret = bladerf_get_sample_rate_range( _dev.get(), BLADERF_CHANNEL_RX(0), &brf_sample_rates );
|
|
|
|
if( ret ) {
|
|
throw std::runtime_error( std::string(__FUNCTION__) + " " +
|
|
"bladerf_get_sample_rate_range returned " +
|
|
boost::lexical_cast<std::string>(ret) );
|
|
}
|
|
|
|
sample_rates += osmosdr::range_t( brf_sample_rates.min, brf_sample_rates.max/4.0, brf_sample_rates.max/16.0 );
|
|
sample_rates += osmosdr::range_t( brf_sample_rates.max/4.0, brf_sample_rates.max/2.0, brf_sample_rates.max/8.0 );
|
|
sample_rates += osmosdr::range_t( brf_sample_rates.max/2.0, brf_sample_rates.max, brf_sample_rates.max/4.0 );
|
|
|
|
return sample_rates;
|
|
}
|
|
|
|
osmosdr::freq_range_t bladerf_common::filter_bandwidths()
|
|
{
|
|
/* the same for RX & TX according to the datasheet */
|
|
osmosdr::freq_range_t bandwidths;
|
|
bladerf_range range;
|
|
int ret;
|
|
|
|
ret = bladerf_get_bandwidth_range( _dev.get(), BLADERF_CHANNEL_RX(0), &range );
|
|
|
|
if( ret ) {
|
|
throw std::runtime_error( std::string(__FUNCTION__) + " " +
|
|
"bladerf_get_bandwidth_range returned " +
|
|
boost::lexical_cast<std::string>(ret) );
|
|
}
|
|
|
|
bandwidths += osmosdr::range_t(range.min, range.max, range.step);
|
|
|
|
return bandwidths;
|
|
}
|
|
|
|
std::vector< std::string > bladerf_common::devices()
|
|
{
|
|
struct bladerf_devinfo *devices;
|
|
ssize_t n_devices;
|
|
std::vector< std::string > ret;
|
|
|
|
n_devices = bladerf_get_device_list(&devices);
|
|
|
|
if (n_devices > 0)
|
|
{
|
|
for (ssize_t i = 0; i < n_devices; i++)
|
|
{
|
|
std::stringstream s;
|
|
std::string serial(devices[i].serial);
|
|
|
|
s << "bladerf=" << devices[i].instance << ","
|
|
<< "label='nuand bladeRF";
|
|
|
|
if ( serial.length() == 32 )
|
|
serial.replace( 4, 24, "..." );
|
|
|
|
if ( serial.length() )
|
|
s << " SN " << serial;
|
|
|
|
s << "'";
|
|
|
|
ret.push_back(s.str());
|
|
}
|
|
|
|
bladerf_free_device_list(devices);
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
size_t bladerf_common::get_num_channels(bladerf_module module)
|
|
{
|
|
// TODO: Need to figure out how to deal with output_signature()->max_streams
|
|
// being stuck at 1 in source_impl.cc
|
|
return 1;
|
|
|
|
// if (get_board_type(_dev.get()) == BLADERF_REV_2) {
|
|
// return 2;
|
|
// }
|
|
|
|
// return 1;
|
|
}
|
|
|
|
double bladerf_common::set_sample_rate( bladerf_module module, double rate )
|
|
{
|
|
int status;
|
|
struct bladerf_rational_rate rational_rate, actual;
|
|
|
|
rational_rate.integer = static_cast<uint32_t>(rate);
|
|
rational_rate.den = 10000;
|
|
rational_rate.num = (rate - rational_rate.integer) * rational_rate.den;
|
|
|
|
status = bladerf_set_rational_sample_rate( _dev.get(), module,
|
|
&rational_rate, &actual );
|
|
|
|
if ( status != 0 ) {
|
|
throw std::runtime_error( std::string(__FUNCTION__) + " " +
|
|
"Failed to set integer rate:" +
|
|
std::string(bladerf_strerror(status)));
|
|
}
|
|
|
|
return actual.integer + actual.num / static_cast<double>(actual.den);
|
|
}
|
|
|
|
double bladerf_common::get_sample_rate( bladerf_module module )
|
|
{
|
|
int status;
|
|
double ret = 0.0;
|
|
struct bladerf_rational_rate rate;
|
|
|
|
|
|
status = bladerf_get_rational_sample_rate( _dev.get(), module, &rate );
|
|
|
|
if ( status != 0 ) {
|
|
throw std::runtime_error( std::string(__FUNCTION__) +
|
|
"Failed to get sample rate:" +
|
|
std::string(bladerf_strerror(status)) );
|
|
} else {
|
|
ret = rate.integer + rate.num / static_cast<double>(rate.den);
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
osmosdr::freq_range_t bladerf_common::get_freq_range( size_t chan )
|
|
{
|
|
return freq_range(static_cast<bladerf_channel>(chan));
|
|
}
|
|
|
|
double bladerf_common::set_center_freq( double freq, size_t chan )
|
|
{
|
|
int ret;
|
|
|
|
/* Check frequency range */
|
|
if( freq < get_freq_range( chan ).start() ||
|
|
freq > get_freq_range( chan ).stop() ) {
|
|
std::cerr << "Failed to set out of bound frequency: " << freq << std::endl;
|
|
} else {
|
|
ret = bladerf_set_frequency( _dev.get(), static_cast<bladerf_channel>(chan), static_cast<uint64_t>(freq) );
|
|
if( ret ) {
|
|
throw std::runtime_error( std::string(__FUNCTION__) + " " +
|
|
"failed to set center frequency " +
|
|
boost::lexical_cast<std::string>(freq) + ": " +
|
|
std::string(bladerf_strerror(ret)) );
|
|
}
|
|
}
|
|
|
|
return get_center_freq( chan );
|
|
}
|
|
|
|
double bladerf_common::get_center_freq( size_t chan )
|
|
{
|
|
uint64_t freq;
|
|
int ret;
|
|
|
|
ret = bladerf_get_frequency( _dev.get(), static_cast<bladerf_channel>(chan), &freq );
|
|
if( ret ) {
|
|
throw std::runtime_error( std::string(__FUNCTION__) + " " +
|
|
"failed to get center frequency: " +
|
|
std::string(bladerf_strerror(ret)) );
|
|
}
|
|
|
|
return static_cast<double>(freq);
|
|
}
|
|
|
|
std::vector<std::string> bladerf_common::get_gain_names( size_t chan )
|
|
{
|
|
const size_t max_count = 16;
|
|
std::vector< std::string > names;
|
|
char *gain_names[max_count];
|
|
int ret;
|
|
|
|
names += SYSTEM_GAIN_NAME;
|
|
|
|
ret = bladerf_get_gain_stages( _dev.get(), static_cast<bladerf_channel>(chan), (const char**)&gain_names, max_count );
|
|
|
|
if(ret < 0) {
|
|
throw std::runtime_error( std::string(__FUNCTION__) + " " +
|
|
"failed to get gain stages: " +
|
|
std::string(bladerf_strerror(ret)) );
|
|
}
|
|
|
|
for(char **p = gain_names; *p != NULL && **p != '\0'; ++p) {
|
|
char *tmp = *p;
|
|
names += std::string(tmp);
|
|
};
|
|
|
|
return names;
|
|
}
|
|
|
|
osmosdr::gain_range_t bladerf_common::get_gain_range( size_t chan )
|
|
{
|
|
/* This is an overall system gain range. */
|
|
return get_gain_range( SYSTEM_GAIN_NAME, chan );
|
|
}
|
|
|
|
osmosdr::gain_range_t bladerf_common::get_gain_range( const std::string & name, size_t chan )
|
|
{
|
|
struct bladerf_range range;
|
|
int ret;
|
|
|
|
if( name == SYSTEM_GAIN_NAME ) {
|
|
ret = bladerf_get_gain_range( _dev.get(), static_cast<bladerf_channel>(chan), &range );
|
|
} else {
|
|
ret = bladerf_get_gain_stage_range( _dev.get(), static_cast<bladerf_channel>(chan), name.c_str(), &range);
|
|
}
|
|
|
|
if( ret ) {
|
|
throw std::runtime_error( std::string(__FUNCTION__) + " " +
|
|
"bladerf_get_gain_range " + name +
|
|
" error: " +
|
|
std::string(bladerf_strerror(ret)) );
|
|
}
|
|
|
|
return osmosdr::gain_range_t( range.min, range.max, range.step );
|
|
}
|
|
|
|
bool bladerf_common::set_gain_mode( bool automatic, size_t chan )
|
|
{
|
|
int ret = 0;
|
|
|
|
if (automatic) {
|
|
ret = bladerf_set_gain_mode( _dev.get(),
|
|
static_cast<bladerf_channel>(chan),
|
|
BLADERF_GAIN_DEFAULT );
|
|
} else {
|
|
/* read the gain (presumably automatic), switch to MGC, then set the
|
|
* gain to that value to minimize surprise */
|
|
double gain = get_gain(chan);
|
|
ret = bladerf_set_gain_mode( _dev.get(),
|
|
static_cast<bladerf_channel>(chan),
|
|
BLADERF_GAIN_MGC );
|
|
if (!ret) {
|
|
set_gain(gain, chan);
|
|
}
|
|
}
|
|
|
|
if( ret ) {
|
|
throw std::runtime_error( std::string(__FUNCTION__) + " " +
|
|
"bladerf_set_gain_mode " +
|
|
(automatic ? "automatic" : "manual") +
|
|
" error: " +
|
|
std::string(bladerf_strerror(ret)) );
|
|
}
|
|
|
|
return get_gain_mode(chan);
|
|
}
|
|
|
|
bool bladerf_common::get_gain_mode( size_t chan )
|
|
{
|
|
int ret = 0;
|
|
bladerf_gain_mode gainmode;
|
|
|
|
ret = bladerf_get_gain_mode( _dev.get(),
|
|
static_cast<bladerf_channel>(chan),
|
|
&gainmode );
|
|
|
|
if( ret ) {
|
|
throw std::runtime_error( std::string(__FUNCTION__) + " " +
|
|
"bladerf_get_gain_mode error: " +
|
|
std::string(bladerf_strerror(ret)) );
|
|
}
|
|
|
|
return (gainmode != BLADERF_GAIN_MGC);
|
|
}
|
|
|
|
double bladerf_common::set_gain( double gain, size_t chan )
|
|
{
|
|
return set_gain( gain, SYSTEM_GAIN_NAME, chan );
|
|
}
|
|
|
|
double bladerf_common::set_gain( double gain, const std::string & name, size_t chan )
|
|
{
|
|
int ret = 0;
|
|
|
|
if( name == SYSTEM_GAIN_NAME ) {
|
|
ret = bladerf_set_gain( _dev.get(), static_cast<bladerf_channel>(chan), static_cast<int>(gain) );
|
|
} else {
|
|
ret = bladerf_set_gain_stage( _dev.get(), static_cast<bladerf_channel>(chan), name.c_str(), static_cast<int>(gain) );
|
|
}
|
|
|
|
/* Check for errors */
|
|
if( ret ) {
|
|
std::string errmsg = (std::string(__FUNCTION__) + " " +
|
|
"could not set " + name + " gain: " +
|
|
std::string(bladerf_strerror(ret)));
|
|
if ( BLADERF_ERR_UNSUPPORTED == ret ) {
|
|
// unsupported, but not worth crashing out
|
|
std::cerr << errmsg << std::endl;
|
|
} else {
|
|
throw std::runtime_error(errmsg);
|
|
}
|
|
}
|
|
|
|
return get_gain( name, chan );
|
|
}
|
|
|
|
double bladerf_common::get_gain( size_t chan )
|
|
{
|
|
return get_gain( SYSTEM_GAIN_NAME, chan );
|
|
}
|
|
|
|
double bladerf_common::get_gain( const std::string & name, size_t chan )
|
|
{
|
|
int g;
|
|
int ret = 0;
|
|
|
|
if( name == SYSTEM_GAIN_NAME ) {
|
|
ret = bladerf_get_gain( _dev.get(), static_cast<bladerf_channel>(chan), &g );
|
|
} else {
|
|
ret = bladerf_get_gain_stage( _dev.get(), static_cast<bladerf_channel>(chan), name.c_str(), &g );
|
|
}
|
|
|
|
/* Check for errors */
|
|
if( ret ) {
|
|
throw std::runtime_error( std::string(__FUNCTION__) + " " +
|
|
"could not get " + name + " gain: " +
|
|
std::string(bladerf_strerror(ret)) );
|
|
}
|
|
|
|
return (double)g;
|
|
}
|
|
|
|
int bladerf_common::set_dc_offset(bladerf_module module, const std::complex<double> &offset, size_t chan)
|
|
{
|
|
int ret = 0;
|
|
int16_t val_i, val_q;
|
|
|
|
val_i = static_cast<int16_t>(offset.real() * DCOFF_SCALE);
|
|
val_q = static_cast<int16_t>(offset.imag() * DCOFF_SCALE);
|
|
|
|
ret = bladerf_set_correction(_dev.get(), module, BLADERF_CORR_LMS_DCOFF_I, val_i);
|
|
ret |= bladerf_set_correction(_dev.get(), module, BLADERF_CORR_LMS_DCOFF_Q, val_q);
|
|
|
|
return ret;
|
|
}
|
|
|
|
int bladerf_common::set_iq_balance(bladerf_module module, const std::complex<double> &balance, size_t chan)
|
|
{
|
|
int ret = 0;
|
|
int16_t val_gain, val_phase;
|
|
|
|
val_gain = static_cast<int16_t>(balance.real() * GAIN_SCALE);
|
|
val_phase = static_cast<int16_t>(balance.imag() * PHASE_SCALE);
|
|
|
|
ret = bladerf_set_correction(_dev.get(), module, BLADERF_CORR_FPGA_GAIN, val_gain);
|
|
ret |= bladerf_set_correction(_dev.get(), module, BLADERF_CORR_FPGA_PHASE, val_phase);
|
|
|
|
return ret;
|
|
}
|
|
|
|
void bladerf_common::set_clock_source(const std::string &source, const size_t mboard)
|
|
{
|
|
bladerf_vctcxo_tamer_mode tamer_mode = BLADERF_VCTCXO_TAMER_DISABLED;
|
|
|
|
std::vector<std::string> clock_sources = get_clock_sources(mboard);
|
|
|
|
int index = std::find(clock_sources.begin(), clock_sources.end(), source) - clock_sources.begin();
|
|
|
|
if ( index < int(clock_sources.size()) ) {
|
|
tamer_mode = static_cast<bladerf_vctcxo_tamer_mode>(index);
|
|
}
|
|
|
|
int status = bladerf_set_vctcxo_tamer_mode( _dev.get(), tamer_mode );
|
|
if ( status != 0 )
|
|
throw std::runtime_error(_pfx + "Failed to set VCTCXO tamer mode: " +
|
|
bladerf_strerror(status));
|
|
}
|
|
|
|
std::string bladerf_common::get_clock_source(const size_t mboard)
|
|
{
|
|
bladerf_vctcxo_tamer_mode tamer_mode = BLADERF_VCTCXO_TAMER_INVALID;
|
|
|
|
int status = bladerf_get_vctcxo_tamer_mode( _dev.get(), &tamer_mode );
|
|
if ( status != 0 )
|
|
throw std::runtime_error(_pfx + "Failed to get VCTCXO tamer mode: " +
|
|
bladerf_strerror(status));
|
|
|
|
std::vector<std::string> clock_sources = get_clock_sources(mboard);
|
|
|
|
return clock_sources.at(tamer_mode);
|
|
}
|
|
|
|
std::vector<std::string> bladerf_common::get_clock_sources(const size_t mboard)
|
|
{
|
|
std::vector<std::string> sources;
|
|
|
|
// assumes zero-based 1:1 mapping
|
|
sources.push_back("internal"); // BLADERF_VCTCXO_TAMER_DISABLED
|
|
sources.push_back("external_1pps"); // BLADERF_VCTCXO_TAMER_1_PPS
|
|
sources.push_back("external"); // BLADERF_VCTCXO_TAMER_10_MHZ
|
|
|
|
return sources;
|
|
}
|
|
|
|
void bladerf_common::set_smb_frequency(double frequency)
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{
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uint32_t actual_frequency = frequency;
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|
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int status = bladerf_set_smb_frequency( _dev.get(), static_cast<uint32_t>(frequency), &actual_frequency );
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if ( status != 0 )
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throw std::runtime_error(_pfx + "Failed to set SMB frequency: " +
|
|
bladerf_strerror(status));
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|
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if ( static_cast<uint32_t>(frequency) != actual_frequency )
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std::cerr << _pfx << "Wanted SMB frequency is " << frequency
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<< ", actual is " << actual_frequency
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<< std::endl;
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}
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|
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double bladerf_common::get_smb_frequency()
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|
{
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unsigned int actual_frequency;
|
|
|
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int status = bladerf_get_smb_frequency( _dev.get(), &actual_frequency );
|
|
if ( status != 0 )
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|
throw std::runtime_error(_pfx + "Failed to get SMB frequency: " +
|
|
bladerf_strerror(status));
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|
|
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return static_cast<double>(actual_frequency);
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|
}
|