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/* -*- c++ -*- */
/*
* Copyright 2013 Nuand LLC
* Copyright 2013 Dimitri Stolnikov <horiz0n@gmx.net>
*
* 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 version 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.
*/
/*
* config.h is generated by configure. It contains the results
* of probing for features, options etc. It should be the first
* file included in your .cc file.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <string>
#include <iomanip>
#include <iostream>
#include <sstream>
#include <boost/lexical_cast.hpp>
#include <boost/assign.hpp>
#include <boost/foreach.hpp>
#include "bladerf_common.h"
#define BLADERF_FIFO_SIZE_ENV "BLADERF_SAMPLE_FIFO_SIZE"
using namespace boost::assign;
bladerf_common::bladerf_common() : running(true)
{
const char *env_fifo_size;
size_t fifo_size;
/* 1 Sample = i,q (2 int16_t's) */
this->raw_sample_buf = new int16_t[2 * BLADERF_SAMPLE_BLOCK_SIZE];
if (!raw_sample_buf) {
throw std::runtime_error( std::string(__FUNCTION__) +
" has failed to allocate a raw sample buffer!" );
}
env_fifo_size = getenv(BLADERF_FIFO_SIZE_ENV);
fifo_size = BLADERF_SAMPLE_FIFO_SIZE;
if (env_fifo_size != NULL) {
try {
fifo_size = boost::lexical_cast<size_t>(env_fifo_size);
} catch (const boost::bad_lexical_cast &e) {
std::cerr << "Warning: \"" << BLADERF_FIFO_SIZE_ENV
<< "\" is invalid" << "... defaulting to "
<< fifo_size;
}
if (fifo_size < BLADERF_SAMPLE_FIFO_MIN_SIZE) {
fifo_size = BLADERF_SAMPLE_FIFO_MIN_SIZE;
std::cerr << "Warning: \"" << BLADERF_FIFO_SIZE_ENV
<< "\" is too small" << "... defaulting to "
<< BLADERF_SAMPLE_FIFO_MIN_SIZE;
}
}
this->sample_fifo = new boost::circular_buffer<gr_complex>(fifo_size);
if (!this->sample_fifo)
throw std::runtime_error( std::string(__FUNCTION__) +
" has failed to allocate a sample FIFO!" );
}
bladerf_common::~bladerf_common()
{
delete[] this->raw_sample_buf;
delete this->sample_fifo;
}
osmosdr::freq_range_t bladerf_common::freq_range()
{
/* assuming the same for RX & TX */
return osmosdr::freq_range_t( 300e6, 3.8e9 );
}
osmosdr::meta_range_t bladerf_common::sample_rates()
{
/* assuming the same for RX & TX */
return osmosdr::meta_range_t( 160e3, 40e6, 1e6 );
}
osmosdr::freq_range_t bladerf_common::filter_bandwidths()
{
/* the same for RX & TX according to the datasheet */
osmosdr::freq_range_t bandwidths;
std::vector<double> half_bandwidths;
half_bandwidths += \
0.75, 0.875, 1.25, 1.375, 1.5, 1.92, 2.5,
2.75, 3, 3.5, 4.375, 5, 6, 7, 10, 14;
BOOST_FOREACH( double half_bws, half_bandwidths )
bandwidths += osmosdr::range_t( half_bws * 2.e6 );
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 dev(devices[i].path);
s << "bladerf=" << dev.substr(dev.find_first_of("01234567890")) << ","
<< "label='nuand bladeRF SN " << std::setfill('0') << std::setw(16)
<< devices[i].serial << "'";
ret.push_back(s.str());
}
bladerf_free_device_list(devices, n_devices);
}
return ret;
}
bool bladerf_common::is_running()
{
boost::shared_lock<boost::shared_mutex> lock(this->state_lock);
return this->running;
}
void bladerf_common::set_running(bool is_running)
{
boost::unique_lock<boost::shared_mutex> lock(this->state_lock);
this->running = is_running;
}
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