forked from sdr/gr-osmosdr
bladerf: Moved initializations to bladerf_common.c, misc. cleanup
Common parameter handling has been moved into bladerf_common::init(). The buflen parameter is now in units of samples, not bytes. This deviates from the other gr-osmosdr items. However, with the requirement that buffers be in multiples of 1024 samples, this makes specifying this parameter a bit easier. The user shouldn't need to know we're operating on SC16Q12 values under the hood, and have to calculate accordingly. To avoid confusion when both a bladeRF source and sink are in a flow graph a [bladeRF source/sink] prefix has been added to output. Error number have been replaced with bladeRF string representations of these error values. Firmware flashing has been removed. The bladeRF-cli or bladeRF-flash tools are the preferred route for firmware upgrades.
This commit is contained in:
parent
892433836f
commit
b7fff27300
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@ -40,6 +40,9 @@
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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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@ -110,6 +113,121 @@ bladerf_sptr bladerf_common::open(const std::string &device_name)
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return dev;
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}
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void bladerf_common::init(dict_t &dict, const char *type)
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{
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int ret;
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unsigned int device_number = 0;
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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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_pfx = std::string("[bladeRF ") + std::string(type) + std::string("] ");
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if (dict.count("bladerf"))
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{
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std::string value = dict["bladerf"];
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if ( value.length() )
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{
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try {
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device_number = boost::lexical_cast< unsigned int >( value );
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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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}
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}
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device_name = boost::str(boost::format( "libusb:instance=%d" ) % device_number);
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try {
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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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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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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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/* Show some info about the device we've opened */
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std::cerr << _pfx << "Using nuand LLC bladeRF #" << device_number;
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if ( bladerf_get_serial( _dev.get(), serial ) == 0 )
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std::cerr << " SN " << serial;
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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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/* Initialize buffer and sample configuration */
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_num_buffers = 0;
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if (dict.count("buffers")) {
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_num_buffers = boost::lexical_cast< size_t >( dict["buffers"] );
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}
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_samples_per_buffer = 0;
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if (dict.count("buflen")) {
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_samples_per_buffer = boost::lexical_cast< size_t >( dict["buflen"] );
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}
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_num_transfers = 0;
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if (dict.count("transfers")) {
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_num_transfers = boost::lexical_cast< size_t >( dict["transfers"] );
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}
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/* Require value to be >= 2 so we can ensure we have twice as many
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* buffers as transfers */
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if (_num_buffers <= 1) {
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_num_buffers = NUM_BUFFERS;
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}
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if (0 == _samples_per_buffer) {
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_samples_per_buffer = NUM_SAMPLES_PER_BUFFER;
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} else {
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if (_samples_per_buffer < 1024 || _samples_per_buffer % 1024 != 0) {
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/* 0 likely implies the user did not specify this, so don't warn */
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if (_samples_per_buffer != 0 ) {
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std::cerr << _pfx << "Invalid \"buflen\" value. "
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<< "A multiple of 1024 is required. Defaulting to "
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<< NUM_SAMPLES_PER_BUFFER << std::endl;
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}
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_samples_per_buffer = NUM_SAMPLES_PER_BUFFER;
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}
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}
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if (_num_transfers == 0 || _num_transfers > (_num_buffers / 2)) {
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_num_transfers = _num_buffers / 2;
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}
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}
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osmosdr::freq_range_t bladerf_common::freq_range()
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{
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/* assuming the same for RX & TX */
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@ -28,6 +28,9 @@
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#include <boost/thread/mutex.hpp>
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#include <boost/thread/shared_mutex.hpp>
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#include <boost/thread/condition_variable.hpp>
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#include <boost/assign.hpp>
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#include <boost/format.hpp>
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#include <boost/lexical_cast.hpp>
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#include <gr_complex.h>
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#include <gruel/thread.h>
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@ -35,6 +38,7 @@
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#include <libbladeRF.h>
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#include "osmosdr/osmosdr_ranges.h"
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#include "osmosdr_arg_helpers.h"
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/* We currently read/write 1024 samples (pairs of 16-bit signed ints) */
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#define BLADERF_SAMPLE_BLOCK_SIZE (1024)
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@ -48,7 +52,8 @@ public:
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virtual ~bladerf_common();
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protected:
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bladerf_sptr open(const std::string &device_name);
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/* Handle initialized and parameters common to both source & sink */
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void init(dict_t &dict, const char *type);
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osmosdr::freq_range_t freq_range();
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osmosdr::meta_range_t sample_rates();
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@ -65,13 +70,19 @@ protected:
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struct bladerf_stream *_stream;
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size_t _num_buffers;
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size_t _buf_index;
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size_t _samples_per_buffer;
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size_t _num_transfers;
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gruel::thread _thread;
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osmosdr::gain_range_t _vga1_range;
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osmosdr::gain_range_t _vga2_range;
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std::string _pfx;
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private:
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bladerf_sptr open(const std::string &device_name);
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bool _is_running;
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boost::shared_mutex _state_lock;
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#include "osmosdr_arg_helpers.h"
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#include "bladerf_sink_c.h"
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#define NUM_BUFFERS 32
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#define NUM_SAMPLES_PER_BUFFER 4096
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using namespace boost::assign;
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/*
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gr_make_io_signature (MIN_OUT, MAX_OUT, sizeof (gr_complex)))
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{
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int ret;
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unsigned int device_number = 0;
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std::string device_name;
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dict_t dict = params_to_dict(args);
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if (dict.count("bladerf"))
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{
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std::string value = dict["bladerf"];
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if ( value.length() )
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{
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try {
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device_number = boost::lexical_cast< unsigned int >( value );
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} catch ( std::exception &ex ) {
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throw std::runtime_error(
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"Failed to use '" + value + "' as device number: " + ex.what());
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}
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}
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}
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device_name = boost::str(boost::format( "libusb:instance=%d" ) % device_number);
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try {
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_dev = bladerf_common::open(device_name);
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} catch(...) {
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throw std::runtime_error( std::string(__FUNCTION__) + " " +
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"failed to open bladeRF device " + device_name );
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}
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if (dict.count("fw"))
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{
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std::string fw = dict["fw"];
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std::cerr << "Flashing firmware image " << fw << "..., DO NOT INTERRUPT!"
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<< std::endl;
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ret = bladerf_flash_firmware( _dev.get(), fw.c_str() );
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if ( ret != 0 )
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std::cerr << "bladerf_flash_firmware has failed with " << ret << std::endl;
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else
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std::cerr << "The firmware has been successfully flashed." << std::endl;
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}
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if (dict.count("fpga"))
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{
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std::string fpga = dict["fpga"];
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std::cerr << "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 && ret != 1 )
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std::cerr << "bladerf_load_fpga has failed with " << ret << std::endl;
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else
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std::cerr << "The FPGA bitstream has been successfully loaded." << std::endl;
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}
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std::cerr << "Using nuand LLC bladeRF #" << device_number;
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char serial[BLADERF_SERIAL_LENGTH];
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if ( bladerf_get_serial( _dev.get(), serial ) == 0 )
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std::cerr << " SN " << serial;
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struct bladerf_version ver;
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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 ( bladerf_is_fpga_configured( _dev.get() ) != 1 )
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{
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std::ostringstream oss;
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oss << "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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/* Perform src/sink agnostic initializations */
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init(dict, "source");
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/* Set the range of VGA1, VGA1GAINT[7:0] */
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_vga1_range = osmosdr::gain_range_t( -35, -4, 1 );
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/* Set the range of VGA2, VGA2GAIN[4:0] */
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_vga2_range = osmosdr::gain_range_t( 0, 25, 1 );
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_num_buffers = _samples_per_buffer = 0;
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/* Initialize buffer and sample configuration */
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if (dict.count("buffers")) {
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_num_buffers = boost::lexical_cast< size_t >( dict["buffers"] );
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}
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if (dict.count("buflen")) {
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_samples_per_buffer = boost::lexical_cast< size_t >( dict["buflen"] );
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}
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unsigned int transfers = 0;
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if (dict.count("transfers")) {
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transfers = boost::lexical_cast< size_t >( dict["transfers"] );
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}
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/* Require value to be >= 2 so we can ensure we have twice as many
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* buffers as transfers */
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if (_num_buffers <= 1) {
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_num_buffers = NUM_BUFFERS;
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}
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if (0 == _samples_per_buffer) {
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_samples_per_buffer = NUM_SAMPLES_PER_BUFFER;
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} else {
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/* For SC16_Q12, 1 sample = 2 int16_t's */
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_samples_per_buffer /= 2 * sizeof(int16_t);
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if (_samples_per_buffer < 1024 || _samples_per_buffer % 1024 != 0)
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_samples_per_buffer = NUM_SAMPLES_PER_BUFFER;
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}
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if (transfers == 0 || transfers > (_num_buffers / 2)) {
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transfers = _num_buffers / 2;
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}
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/* Initialize the stream */
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ret = bladerf_init_stream( &_stream, _dev.get(), stream_callback,
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&_buffers, _num_buffers, BLADERF_FORMAT_SC16_Q12,
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_samples_per_buffer, transfers, this );
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_samples_per_buffer, _num_transfers, this );
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if ( ret != 0 )
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std::cerr << "bladerf_init_stream has failed with " << ret << std::endl;
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std::cerr << _pfx << "bladerf_init_stream failed:"
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<< bladerf_strerror(ret) << std::endl;
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/* Initialize buffer management */
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_buf_index = _next_to_tx = 0;
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@ -213,8 +101,8 @@ bladerf_sink_c::bladerf_sink_c (const std::string &args)
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_filled = new bool[_num_buffers];
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if (!_filled) {
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throw std::runtime_error( std::string(__FUNCTION__) + ": " +
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"Failed to allocate _filled[]");
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throw std::runtime_error( std::string(__FUNCTION__) + " " +
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"Failed to allocate _filled[]" );
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}
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for (size_t i = 0; i < _num_buffers; ++i) {
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@ -223,7 +111,8 @@ bladerf_sink_c::bladerf_sink_c (const std::string &args)
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ret = bladerf_enable_module( _dev.get(), BLADERF_MODULE_TX, true );
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if ( ret != 0 )
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std::cerr << "bladerf_enable_module has failed with " << ret << std::endl;
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std::cerr << _pfx << "bladerf_enable_module has failed:"
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<< bladerf_strerror(ret) << std::endl;
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set_running( true );
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_thread = gruel::thread( boost::bind(&bladerf_sink_c::write_task, this) );
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@ -248,7 +137,8 @@ bladerf_sink_c::~bladerf_sink_c ()
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ret = bladerf_enable_module( _dev.get(), BLADERF_MODULE_TX, false );
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if ( ret != 0 )
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std::cerr << "bladerf_enable_module has failed with " << ret << std::endl;
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std::cerr << _pfx << "bladerf_enable_module failed:"
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<< bladerf_strerror(ret) << std::endl;
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/* Release stream resources */
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bladerf_deinit_stream(_stream);
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@ -318,8 +208,16 @@ void bladerf_sink_c::write_task()
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/* Start stream and stay there until we kill the stream */
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status = bladerf_stream(_stream, BLADERF_MODULE_TX);
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if (status < 0)
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std::cerr << "Sink stream error: " << bladerf_strerror(status) << std::endl;
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if ( status < 0 ) {
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std::cerr << _pfx << "Sink stream error: "
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<< bladerf_strerror(status) << std::endl;
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if ( status == BLADERF_ERR_TIMEOUT ) {
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std::cerr << _pfx << "Try adjusting your sample rate or the "
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<< "\"buffers\", \"buflen\", and \"transfers\" parameters. "
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<< std::endl;
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}
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}
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set_running( false );
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}
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@ -407,16 +305,16 @@ double bladerf_sink_c::set_sample_rate(double rate)
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ret = bladerf_set_sample_rate( _dev.get(), BLADERF_MODULE_TX, (uint32_t)rate, &actual );
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if( ret ) {
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throw std::runtime_error( std::string(__FUNCTION__) + " " +
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"has failed to set integer rate, error " +
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boost::lexical_cast<std::string>(ret) );
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"Failed to set integer rate:" +
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std::string(bladerf_strerror(ret)));
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}
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} else {
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/* TODO: Fractional sample rate */
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ret = bladerf_set_sample_rate( _dev.get(), BLADERF_MODULE_TX, (uint32_t)rate, &actual );
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if( ret ) {
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throw std::runtime_error( std::string(__FUNCTION__) + " " +
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"has failed to set fractional rate, error " +
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boost::lexical_cast<std::string>(ret) );
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"Failed to set fractional rate: " +
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std::string(bladerf_strerror(ret)));
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}
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}
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@ -430,9 +328,9 @@ double bladerf_sink_c::get_sample_rate()
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ret = bladerf_get_sample_rate( _dev.get(), BLADERF_MODULE_TX, &rate );
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if( ret ) {
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throw std::runtime_error( std::string(__FUNCTION__) + " " +
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"has failed to get sample rate, error " +
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boost::lexical_cast<std::string>(ret) );
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throw std::runtime_error( std::string(__FUNCTION__) +
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"Failed to get sample rate:" +
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std::string(bladerf_strerror(ret)));
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}
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return (double)rate;
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@ -455,10 +353,9 @@ double bladerf_sink_c::set_center_freq( double freq, size_t chan )
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ret = bladerf_set_frequency( _dev.get(), BLADERF_MODULE_TX, (uint32_t)freq );
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if( ret ) {
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throw std::runtime_error( std::string(__FUNCTION__) + " " +
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"failed to set center frequency " +
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"Failed to set center frequency " +
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boost::lexical_cast<std::string>(freq) +
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", error " +
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boost::lexical_cast<std::string>(ret) );
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":" + std::string(bladerf_strerror(ret)));
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}
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}
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@ -473,8 +370,8 @@ double bladerf_sink_c::get_center_freq( size_t chan )
|
|||
ret = bladerf_get_frequency( _dev.get(), BLADERF_MODULE_TX, &freq );
|
||||
if( ret ) {
|
||||
throw std::runtime_error( std::string(__FUNCTION__) + " " +
|
||||
"failed to get center frequency, error " +
|
||||
boost::lexical_cast<std::string>(ret) );
|
||||
"Failed to get center frequency:" +
|
||||
std::string(bladerf_strerror(ret)));
|
||||
}
|
||||
|
||||
return (double)freq;
|
||||
|
@ -518,7 +415,7 @@ osmosdr::gain_range_t bladerf_sink_c::get_gain_range( const std::string & name,
|
|||
range = _vga2_range;
|
||||
} else {
|
||||
throw std::runtime_error( std::string(__FUNCTION__) + " " +
|
||||
"requested an invalid gain element " + name );
|
||||
"Requested an invalid gain element " + name );
|
||||
}
|
||||
|
||||
return range;
|
||||
|
@ -549,15 +446,15 @@ double bladerf_sink_c::set_gain( double gain, const std::string & name, size_t c
|
|||
ret = bladerf_set_txvga2( _dev.get(), (int)gain );
|
||||
} else {
|
||||
throw std::runtime_error( std::string(__FUNCTION__) + " " +
|
||||
"requested to set the gain "
|
||||
"Requested to set the gain " +
|
||||
"of an unknown gain element " + name );
|
||||
}
|
||||
|
||||
/* Check for errors */
|
||||
if( ret ) {
|
||||
throw std::runtime_error( std::string(__FUNCTION__) + " " +
|
||||
"could not set " + name + " gain, error " +
|
||||
boost::lexical_cast<std::string>(ret) );
|
||||
throw std::runtime_error(std::string(__FUNCTION__) + " " +
|
||||
"Could not set " + name + " gain, error " +
|
||||
std::string(bladerf_strerror(ret)));
|
||||
}
|
||||
|
||||
return get_gain( name, chan );
|
||||
|
@ -579,15 +476,15 @@ double bladerf_sink_c::get_gain( const std::string & name, size_t chan )
|
|||
ret = bladerf_get_txvga2( _dev.get(), &g );
|
||||
} else {
|
||||
throw std::runtime_error( std::string(__FUNCTION__) + " " +
|
||||
"requested to get the gain "
|
||||
"Requested to get the gain " +
|
||||
"of an unknown gain element " + name );
|
||||
}
|
||||
|
||||
/* Check for errors */
|
||||
if( ret ) {
|
||||
throw std::runtime_error( std::string(__FUNCTION__) + " " +
|
||||
"could not get " + name + " gain, error " +
|
||||
boost::lexical_cast<std::string>(ret) );
|
||||
"Could not get " + name + " gain, error " +
|
||||
std::string(bladerf_strerror(ret)));
|
||||
}
|
||||
|
||||
return (double)g;
|
||||
|
@ -635,7 +532,7 @@ double bladerf_sink_c::set_bandwidth( double bandwidth, size_t chan )
|
|||
ret = bladerf_set_bandwidth( _dev.get(), BLADERF_MODULE_TX, (uint32_t)bandwidth, &actual );
|
||||
if( ret ) {
|
||||
throw std::runtime_error( std::string(__FUNCTION__) + " " +
|
||||
"could not set bandwidth, error " +
|
||||
"Could not set bandwidth, error " +
|
||||
boost::lexical_cast<std::string>(ret) );
|
||||
}
|
||||
|
||||
|
@ -650,7 +547,7 @@ double bladerf_sink_c::get_bandwidth( size_t chan )
|
|||
ret = bladerf_get_bandwidth( _dev.get(), BLADERF_MODULE_TX, &bandwidth );
|
||||
if( ret ) {
|
||||
throw std::runtime_error( std::string(__FUNCTION__) + " " +
|
||||
"could not get bandwidth, error " +
|
||||
"Could not get bandwidth, error " +
|
||||
boost::lexical_cast<std::string>(ret) );
|
||||
}
|
||||
|
||||
|
|
|
@ -121,8 +121,6 @@ private: /* functions */
|
|||
|
||||
private: /* members */
|
||||
|
||||
size_t _samples_per_buffer;
|
||||
|
||||
/* Array denoting whether each buffer is filled with data and ready to TX */
|
||||
bool *_filled;
|
||||
|
||||
|
|
|
@ -82,122 +82,52 @@ bladerf_source_c::bladerf_source_c (const std::string &args)
|
|||
gr_make_io_signature (MIN_OUT, MAX_OUT, sizeof (gr_complex)))
|
||||
{
|
||||
int ret;
|
||||
unsigned int device_number = 0;
|
||||
size_t fifo_size;
|
||||
std::string device_name;
|
||||
|
||||
dict_t dict = params_to_dict(args);
|
||||
|
||||
if (dict.count("bladerf"))
|
||||
{
|
||||
std::string value = dict["bladerf"];
|
||||
if ( value.length() )
|
||||
{
|
||||
try {
|
||||
device_number = boost::lexical_cast< unsigned int >( value );
|
||||
} catch ( std::exception &ex ) {
|
||||
throw std::runtime_error(
|
||||
"Failed to use '" + value + "' as device number: " + ex.what());
|
||||
}
|
||||
}
|
||||
}
|
||||
init(dict, "source");
|
||||
|
||||
device_name = boost::str(boost::format( "libusb:instance=%d" ) % device_number);
|
||||
|
||||
try {
|
||||
_dev = bladerf_common::open(device_name);
|
||||
} catch(...) {
|
||||
throw std::runtime_error( std::string(__FUNCTION__) + " " +
|
||||
"failed to open bladeRF device " + device_name );
|
||||
}
|
||||
|
||||
/* Size of FIFO gr_complex samples, in # samples. */
|
||||
fifo_size = BLADERF_SAMPLE_FIFO_SIZE;
|
||||
if (dict.count("fifo")) {
|
||||
try {
|
||||
fifo_size = boost::lexical_cast<size_t>(dict["fifo"]);
|
||||
} catch (const boost::bad_lexical_cast &e) {
|
||||
std::cerr << "Warning: \"fifo\" value is invalid. Defaulting to "
|
||||
std::cerr << _pfx << "Warning: \"fifo\" value is invalid. Defaulting to "
|
||||
<< fifo_size;
|
||||
}
|
||||
|
||||
if (fifo_size < BLADERF_SAMPLE_FIFO_MIN_SIZE) {
|
||||
fifo_size = BLADERF_SAMPLE_FIFO_MIN_SIZE;
|
||||
std::cerr << "Warning: \"fifo\" value is too small. Defaulting to "
|
||||
std::cerr << _pfx << "Warning: \"fifo\" value is too small. Defaulting to "
|
||||
<< BLADERF_SAMPLE_FIFO_MIN_SIZE;
|
||||
}
|
||||
}
|
||||
|
||||
_fifo = new boost::circular_buffer<gr_complex>(fifo_size);
|
||||
if (!_fifo) {
|
||||
throw std::runtime_error( std::string(__FUNCTION__) +
|
||||
" has failed to allocate a sample FIFO!" );
|
||||
}
|
||||
|
||||
if (dict.count("fw"))
|
||||
{
|
||||
std::string fw = dict["fw"];
|
||||
|
||||
std::cerr << "Flashing firmware image " << fw << "..., DO NOT INTERRUPT!"
|
||||
<< std::endl;
|
||||
ret = bladerf_flash_firmware( _dev.get(), fw.c_str() );
|
||||
if ( ret != 0 )
|
||||
std::cerr << "bladerf_flash_firmware has failed with " << ret << std::endl;
|
||||
else
|
||||
std::cerr << "The firmware has been successfully flashed." << std::endl;
|
||||
}
|
||||
|
||||
if (dict.count("fpga"))
|
||||
{
|
||||
std::string fpga = dict["fpga"];
|
||||
|
||||
std::cerr << "Loading FPGA bitstream " << fpga << "..." << std::endl;
|
||||
ret = bladerf_load_fpga( _dev.get(), fpga.c_str() );
|
||||
if ( ret != 0 && ret != 1 )
|
||||
std::cerr << "bladerf_load_fpga has failed with " << ret << std::endl;
|
||||
else
|
||||
std::cerr << "The FPGA bitstream has been successfully loaded." << std::endl;
|
||||
}
|
||||
|
||||
std::cerr << "Using nuand LLC bladeRF #" << device_number;
|
||||
|
||||
char serial[BLADERF_SERIAL_LENGTH];
|
||||
if ( bladerf_get_serial( _dev.get(), serial ) == 0 )
|
||||
std::cerr << " SN " << serial;
|
||||
|
||||
struct bladerf_version ver;
|
||||
if ( bladerf_fw_version( _dev.get(), &ver ) == 0 )
|
||||
std::cerr << " FW v" << ver.major << "." << ver.minor << "." << ver.patch;
|
||||
|
||||
if ( bladerf_fpga_version( _dev.get(), &ver ) == 0 )
|
||||
std::cerr << " FPGA v" << ver.major << "." << ver.minor << "." << ver.patch;
|
||||
|
||||
std::cerr << std::endl;
|
||||
|
||||
if ( bladerf_is_fpga_configured( _dev.get() ) != 1 )
|
||||
{
|
||||
std::ostringstream oss;
|
||||
oss << "The FPGA is not configured! "
|
||||
<< "Provide device argument fpga=/path/to/the/bitstream.rbf to load it.";
|
||||
|
||||
throw std::runtime_error( oss.str() );
|
||||
throw std::runtime_error( std::string(__FUNCTION__) + " " +
|
||||
"Failed to allocate a sample FIFO!" );
|
||||
}
|
||||
|
||||
if (dict.count("sampling"))
|
||||
{
|
||||
std::string sampling = dict["sampling"];
|
||||
|
||||
std::cerr << "Setting bladerf sampling to " << sampling << std::endl;
|
||||
std::cerr << _pfx << "Setting bladerf sampling to " << sampling << std::endl;
|
||||
if( sampling == "internal") {
|
||||
ret = bladerf_set_sampling( _dev.get(), BLADERF_SAMPLING_INTERNAL );
|
||||
if ( ret != 0 )
|
||||
std::cerr << "Problem while setting sampling mode " << ret << std::endl;
|
||||
std::cerr << _pfx << "Problem while setting sampling mode:"
|
||||
<< bladerf_strerror(ret) << std::endl;
|
||||
} else if( sampling == "external" ) {
|
||||
ret = bladerf_set_sampling( _dev.get(), BLADERF_SAMPLING_EXTERNAL );
|
||||
if ( ret != 0 )
|
||||
std::cerr << "Problem while setting sampling mode " << ret << std::endl;
|
||||
std::cerr << _pfx << "Problem while setting sampling mode:"
|
||||
<< bladerf_strerror(ret) << std::endl;
|
||||
} else {
|
||||
std::cerr << "Invalid sampling mode " << sampling << std::endl;
|
||||
std::cerr << _pfx << "Invalid sampling mode " << sampling << std::endl;
|
||||
}
|
||||
}
|
||||
|
||||
|
@ -210,20 +140,19 @@ bladerf_source_c::bladerf_source_c (const std::string &args)
|
|||
/* Set the range of VGA2 VGA2GAIN[4:0], not recommended to be used above 30dB */
|
||||
_vga2_range = osmosdr::gain_range_t( 0, 60, 3 );
|
||||
|
||||
_buf_index = 0;
|
||||
_num_buffers = 8; /* TODO: make it an argument */
|
||||
const size_t samp_per_buf = 1024 * 10; /* TODO: make it an argument */
|
||||
|
||||
/* Initialize the stream */
|
||||
_buf_index = 0;
|
||||
ret = bladerf_init_stream( &_stream, _dev.get(), stream_callback,
|
||||
&_buffers, _num_buffers, BLADERF_FORMAT_SC16_Q12,
|
||||
samp_per_buf, _num_buffers, this );
|
||||
_samples_per_buffer, _num_buffers, this );
|
||||
if ( ret != 0 )
|
||||
std::cerr << "bladerf_init_stream has failed with " << ret << std::endl;
|
||||
std::cerr << _pfx << "bladerf_init_stream failed: "
|
||||
<< bladerf_strerror(ret) << std::endl;
|
||||
|
||||
ret = bladerf_enable_module( _dev.get(), BLADERF_MODULE_RX, true );
|
||||
if ( ret != 0 )
|
||||
std::cerr << "bladerf_enable_module has failed with " << ret << std::endl;
|
||||
std::cerr << _pfx << "bladerf_enable_module failed:"
|
||||
<< bladerf_strerror(ret) << std::endl;
|
||||
|
||||
_thread = gruel::thread( boost::bind(&bladerf_source_c::read_task, this) );
|
||||
}
|
||||
|
@ -240,7 +169,8 @@ bladerf_source_c::~bladerf_source_c ()
|
|||
|
||||
ret = bladerf_enable_module( _dev.get(), BLADERF_MODULE_RX, false );
|
||||
if ( ret != 0 )
|
||||
std::cerr << "bladerf_enable_module has failed with " << ret << std::endl;
|
||||
std::cerr << _pfx << "bladerf_enable_module failed: "
|
||||
<< bladerf_strerror(ret) << std::endl;
|
||||
|
||||
/* Release stream resources */
|
||||
bladerf_deinit_stream(_stream);
|
||||
|
@ -319,9 +249,16 @@ void bladerf_source_c::read_task()
|
|||
/* Start stream and stay there until we kill the stream */
|
||||
status = bladerf_stream(_stream, BLADERF_MODULE_RX);
|
||||
|
||||
if (status < 0)
|
||||
if ( status < 0 ) {
|
||||
std::cerr << "Source stream error: " << bladerf_strerror(status) << std::endl;
|
||||
|
||||
if ( status == BLADERF_ERR_TIMEOUT ) {
|
||||
std::cerr << _pfx << "Try adjusting your sample rate or the "
|
||||
<< "\"buffers\", \"buflen\", and \"transfers\" parameters. "
|
||||
<< std::endl;
|
||||
}
|
||||
}
|
||||
|
||||
set_running( false );
|
||||
}
|
||||
|
||||
|
@ -385,16 +322,16 @@ double bladerf_source_c::set_sample_rate( double rate )
|
|||
ret = bladerf_set_sample_rate( _dev.get(), BLADERF_MODULE_RX, (uint32_t)rate, &actual );
|
||||
if( ret ) {
|
||||
throw std::runtime_error( std::string(__FUNCTION__) + " " +
|
||||
"has failed to set integer rate, error " +
|
||||
boost::lexical_cast<std::string>(ret) );
|
||||
"has failed to set integer rate: " +
|
||||
std::string(bladerf_strerror(ret)) );
|
||||
}
|
||||
} else {
|
||||
/* TODO: Fractional sample rate */
|
||||
ret = bladerf_set_sample_rate( _dev.get(), BLADERF_MODULE_RX, (uint32_t)rate, &actual );
|
||||
if( ret ) {
|
||||
throw std::runtime_error( std::string(__FUNCTION__) + " " +
|
||||
"has failed to set fractional rate, error " +
|
||||
boost::lexical_cast<std::string>(ret) );
|
||||
"has failed to set fractional rate: " +
|
||||
std::string(bladerf_strerror(ret)) );
|
||||
}
|
||||
}
|
||||
|
||||
|
@ -410,7 +347,7 @@ double bladerf_source_c::get_sample_rate()
|
|||
if( ret ) {
|
||||
throw std::runtime_error( std::string(__FUNCTION__) + " " +
|
||||
"has failed to get sample rate, error " +
|
||||
boost::lexical_cast<std::string>(ret) );
|
||||
std::string(bladerf_strerror(ret)) );
|
||||
}
|
||||
|
||||
return (double)rate;
|
||||
|
@ -434,9 +371,8 @@ double bladerf_source_c::set_center_freq( double freq, size_t chan )
|
|||
if( ret ) {
|
||||
throw std::runtime_error( std::string(__FUNCTION__) + " " +
|
||||
"failed to set center frequency " +
|
||||
boost::lexical_cast<std::string>(freq) +
|
||||
", error " +
|
||||
boost::lexical_cast<std::string>(ret) );
|
||||
boost::lexical_cast<std::string>(freq) + ": " +
|
||||
std::string(bladerf_strerror(ret)) );
|
||||
}
|
||||
}
|
||||
|
||||
|
@ -451,8 +387,8 @@ double bladerf_source_c::get_center_freq( size_t chan )
|
|||
ret = bladerf_get_frequency( _dev.get(), BLADERF_MODULE_RX, &freq );
|
||||
if( ret ) {
|
||||
throw std::runtime_error( std::string(__FUNCTION__) + " " +
|
||||
"failed to get center frequency, error " +
|
||||
boost::lexical_cast<std::string>(ret) );
|
||||
"failed to get center frequency: " +
|
||||
std::string(bladerf_strerror(ret)) );
|
||||
}
|
||||
|
||||
return (double)freq;
|
||||
|
@ -550,8 +486,8 @@ double bladerf_source_c::set_gain( double gain, const std::string & name, size_t
|
|||
/* Check for errors */
|
||||
if( ret ) {
|
||||
throw std::runtime_error( std::string(__FUNCTION__) + " " +
|
||||
"could not set " + name + " gain, error " +
|
||||
boost::lexical_cast<std::string>(ret) );
|
||||
"could not set " + name + " gain: " +
|
||||
std::string(bladerf_strerror(ret)) );
|
||||
}
|
||||
|
||||
return get_gain( name, chan );
|
||||
|
@ -585,8 +521,8 @@ double bladerf_source_c::get_gain( const std::string & name, size_t chan )
|
|||
/* Check for errors */
|
||||
if( ret ) {
|
||||
throw std::runtime_error( std::string(__FUNCTION__) + " " +
|
||||
"could not get " + name + " gain, error " +
|
||||
boost::lexical_cast<std::string>(ret) );
|
||||
"could not get " + name + " gain: " +
|
||||
std::string(bladerf_strerror(ret)) );
|
||||
}
|
||||
|
||||
return (double)g;
|
||||
|
@ -634,8 +570,8 @@ double bladerf_source_c::set_bandwidth( double bandwidth, size_t chan )
|
|||
ret = bladerf_set_bandwidth( _dev.get(), BLADERF_MODULE_RX, (uint32_t)bandwidth, &actual );
|
||||
if( ret ) {
|
||||
throw std::runtime_error( std::string(__FUNCTION__) + " " +
|
||||
"could not set bandwidth, error " +
|
||||
boost::lexical_cast<std::string>(ret) );
|
||||
"could not set bandwidth: " +
|
||||
std::string(bladerf_strerror(ret)) );
|
||||
}
|
||||
|
||||
return get_bandwidth();
|
||||
|
@ -649,8 +585,8 @@ double bladerf_source_c::get_bandwidth( size_t chan )
|
|||
ret = bladerf_get_bandwidth( _dev.get(), BLADERF_MODULE_RX, &bandwidth );
|
||||
if( ret ) {
|
||||
throw std::runtime_error( std::string(__FUNCTION__) + " " +
|
||||
"could not get bandwidth, error " +
|
||||
boost::lexical_cast<std::string>(ret) );
|
||||
"could not get bandwidth:" +
|
||||
std::string(bladerf_strerror(ret)) );
|
||||
}
|
||||
|
||||
return (double)bandwidth;
|
||||
|
|
Loading…
Reference in New Issue