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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 <boost/shared_ptr.hpp>
#include "bladerf_common.h"
using namespace boost::assign;
boost::mutex bladerf_common::_devs_mutex;
std::list<boost::weak_ptr<struct bladerf> > bladerf_common::_devs;
bladerf_common::bladerf_common() : _is_running(false) {}
bladerf_common::~bladerf_common() {}
bladerf_sptr bladerf_common:: get_cached_device(struct bladerf_devinfo devinfo)
{
/* Lock to _devs must be aquired by caller */
BOOST_FOREACH( boost::weak_ptr<struct bladerf> dev, _devs )
{
struct bladerf_devinfo other_devinfo;
int rv = bladerf_get_devinfo(bladerf_sptr(dev).get(), &other_devinfo);
if (rv < 0)
throw std::runtime_error(std::string(__FUNCTION__) + " " +
"Failed to get devinfo for cached device.");
if (bladerf_devinfo_matches(&devinfo, &other_devinfo)) {
return bladerf_sptr(dev);
}
}
return bladerf_sptr();
}
void bladerf_common::close(void* dev)
{
boost::unique_lock<boost::mutex> lock(_devs_mutex);
std::list<boost::weak_ptr<struct bladerf> >::iterator it;
for (it = _devs.begin(); it != _devs.end(); ++it)
if ( (*it).expired() == 0 )
_devs.erase(it);
bladerf_close((struct bladerf *)dev);
}
bladerf_sptr bladerf_common::open(const std::string &device_name)
{
int rv;
struct bladerf *raw_dev;
struct bladerf_devinfo devinfo;
boost::unique_lock<boost::mutex> lock(_devs_mutex);
rv = bladerf_get_devinfo_from_str(device_name.c_str(), &devinfo);
if (rv < 0)
throw std::runtime_error(std::string(__FUNCTION__) + " " +
"Failed to get devinfo for '" + device_name + "'");
bladerf_sptr cached_dev = get_cached_device(devinfo);
if (cached_dev)
return cached_dev;
rv = bladerf_open_with_devinfo(&raw_dev, &devinfo);
if (rv < 0)
throw std::runtime_error(std::string(__FUNCTION__) + " " +
"Failed to open device for '" + device_name + "'");
bladerf_sptr dev = bladerf_sptr(raw_dev, bladerf_common::close);
_devs.push_back(boost::weak_ptr<struct bladerf>(dev));
return dev;
}
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()
{
osmosdr::meta_range_t sample_rates;
/* assuming the same for RX & TX */
sample_rates += osmosdr::range_t( 160e3, 200e3, 40e3 );
sample_rates += osmosdr::range_t( 300e3, 900e3, 100e3 );
sample_rates += osmosdr::range_t( 1e6, 40e6, 1e6 );
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;
std::vector<double> half_bandwidths; /* in MHz */
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_bw, half_bandwidths )
bandwidths += osmosdr::range_t( half_bw * 2e6 );
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() )
s << " SN " << serial;
s << "'";
ret.push_back(s.str());
}
bladerf_free_device_list(devices);
}
return ret;
}
bool bladerf_common::is_running()
{
boost::shared_lock<boost::shared_mutex> lock(_state_lock);
return _is_running;
}
void bladerf_common::set_running( bool is_running )
{
boost::unique_lock<boost::shared_mutex> lock(_state_lock);
_is_running = is_running;
}
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