2013-07-20 16:14:20 +00:00
|
|
|
/* -*- 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 <iostream>
|
|
|
|
|
|
|
|
#include <boost/assign.hpp>
|
|
|
|
#include <boost/format.hpp>
|
|
|
|
#include <boost/lexical_cast.hpp>
|
|
|
|
|
|
|
|
#include <gnuradio/io_signature.h>
|
|
|
|
|
|
|
|
#include "arg_helpers.h"
|
|
|
|
#include "bladerf_sink_c.h"
|
|
|
|
|
|
|
|
using namespace boost::assign;
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Create a new instance of bladerf_source_c and return
|
|
|
|
* a boost shared_ptr. This is effectively the public constructor.
|
|
|
|
*/
|
|
|
|
bladerf_sink_c_sptr make_bladerf_sink_c (const std::string &args)
|
|
|
|
{
|
|
|
|
return gnuradio::get_initial_sptr(new bladerf_sink_c (args));
|
|
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Specify constraints on number of input and output streams.
|
|
|
|
* This info is used to construct the input and output signatures
|
|
|
|
* (2nd & 3rd args to gr_block's constructor). The input and
|
|
|
|
* output signatures are used by the runtime system to
|
|
|
|
* check that a valid number and type of inputs and outputs
|
|
|
|
* are connected to this block. In this case, we accept
|
|
|
|
* only 0 input and 1 output.
|
|
|
|
*/
|
|
|
|
static const int MIN_IN = 1; // mininum number of input streams
|
|
|
|
static const int MAX_IN = 1; // maximum number of input streams
|
|
|
|
static const int MIN_OUT = 0; // minimum number of output streams
|
|
|
|
static const int MAX_OUT = 0; // maximum number of output streams
|
|
|
|
|
|
|
|
/*
|
|
|
|
* The private constructor
|
|
|
|
*/
|
|
|
|
bladerf_sink_c::bladerf_sink_c (const std::string &args)
|
|
|
|
: gr::sync_block ("bladerf_sink_c",
|
|
|
|
gr::io_signature::make (MIN_IN, MAX_IN, sizeof (gr_complex)),
|
|
|
|
gr::io_signature::make (MIN_OUT, MAX_OUT, sizeof (gr_complex)))
|
|
|
|
{
|
|
|
|
dict_t dict = params_to_dict(args);
|
|
|
|
|
2013-10-26 19:59:23 +00:00
|
|
|
/* Perform src/sink agnostic initializations */
|
|
|
|
init(dict, "source");
|
2013-07-20 16:14:20 +00:00
|
|
|
|
|
|
|
/* Set the range of VGA1, VGA1GAINT[7:0] */
|
2013-09-20 19:41:15 +00:00
|
|
|
_vga1_range = osmosdr::gain_range_t( -35, -4, 1 );
|
2013-07-20 16:14:20 +00:00
|
|
|
|
|
|
|
/* Set the range of VGA2, VGA2GAIN[4:0] */
|
2013-09-20 19:41:15 +00:00
|
|
|
_vga2_range = osmosdr::gain_range_t( 0, 25, 1 );
|
|
|
|
|
2013-09-21 20:53:16 +00:00
|
|
|
_filled = new bool[_num_buffers];
|
|
|
|
if (!_filled) {
|
2013-10-26 19:59:23 +00:00
|
|
|
throw std::runtime_error( std::string(__FUNCTION__) + " " +
|
|
|
|
"Failed to allocate _filled[]" );
|
2013-09-21 20:53:16 +00:00
|
|
|
}
|
2013-07-20 16:14:20 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Our virtual destructor.
|
|
|
|
*/
|
|
|
|
bladerf_sink_c::~bladerf_sink_c ()
|
|
|
|
{
|
2013-07-26 19:46:47 +00:00
|
|
|
int ret;
|
|
|
|
|
2014-01-12 02:18:11 +00:00
|
|
|
if( is_running() == true ) {
|
|
|
|
std::cerr << _pfx << "Still running when destructor called!"
|
|
|
|
<< std::endl;
|
|
|
|
stop();
|
|
|
|
}
|
2013-07-20 16:14:20 +00:00
|
|
|
|
2013-10-19 16:00:38 +00:00
|
|
|
ret = bladerf_enable_module( _dev.get(), BLADERF_MODULE_TX, false );
|
2013-07-26 19:46:47 +00:00
|
|
|
if ( ret != 0 )
|
2013-10-26 19:59:23 +00:00
|
|
|
std::cerr << _pfx << "bladerf_enable_module failed:"
|
|
|
|
<< bladerf_strerror(ret) << std::endl;
|
2013-09-20 19:41:15 +00:00
|
|
|
|
|
|
|
/* Release stream resources */
|
|
|
|
bladerf_deinit_stream(_stream);
|
2013-07-26 19:46:47 +00:00
|
|
|
|
2013-09-21 20:53:16 +00:00
|
|
|
delete[] _filled;
|
2013-07-20 16:14:20 +00:00
|
|
|
}
|
|
|
|
|
2013-09-20 19:41:15 +00:00
|
|
|
void *bladerf_sink_c::stream_callback( struct bladerf *dev,
|
|
|
|
struct bladerf_stream *stream,
|
|
|
|
struct bladerf_metadata *metadata,
|
|
|
|
void *samples,
|
|
|
|
size_t num_samples,
|
|
|
|
void *user_data )
|
2013-07-20 16:14:20 +00:00
|
|
|
{
|
2013-09-20 19:41:15 +00:00
|
|
|
bladerf_sink_c *obj = (bladerf_sink_c *) user_data;
|
2013-09-21 20:53:16 +00:00
|
|
|
return obj->get_next_buffer( samples, num_samples );
|
|
|
|
}
|
2013-09-20 19:41:15 +00:00
|
|
|
|
2013-09-21 20:53:16 +00:00
|
|
|
static size_t buffer2index(void **buffers, void *current, size_t num_buffers)
|
|
|
|
{
|
|
|
|
for (size_t i = 0; i < num_buffers; ++i) {
|
|
|
|
if (static_cast<char*>(current) == static_cast<char*>(buffers[i]))
|
|
|
|
return i;
|
|
|
|
}
|
2013-09-20 19:41:15 +00:00
|
|
|
|
2013-09-21 20:53:16 +00:00
|
|
|
throw std::runtime_error( std::string(__FUNCTION__) + " " +
|
|
|
|
"Has hit unexpected condition");
|
2013-07-20 16:14:20 +00:00
|
|
|
}
|
|
|
|
|
2013-09-21 20:53:16 +00:00
|
|
|
/* Fetch the next full buffer to pass down to the device */
|
|
|
|
void *bladerf_sink_c::get_next_buffer( void *samples, size_t num_samples)
|
2013-07-20 16:14:20 +00:00
|
|
|
{
|
2013-09-20 19:41:15 +00:00
|
|
|
void *ret;
|
2013-09-21 20:53:16 +00:00
|
|
|
bool running;
|
2013-07-20 16:14:20 +00:00
|
|
|
|
2013-09-20 19:41:15 +00:00
|
|
|
{
|
2013-09-21 20:53:16 +00:00
|
|
|
boost::unique_lock<boost::mutex> lock(_buf_status_lock);
|
2013-07-20 16:14:20 +00:00
|
|
|
|
2013-09-21 20:53:16 +00:00
|
|
|
/* Mark the incoming buffer empty and notify work() */
|
|
|
|
if (samples) {
|
|
|
|
size_t buffer_emptied_index = buffer2index(_buffers, samples, _num_buffers);
|
|
|
|
|
|
|
|
_filled[buffer_emptied_index] = false;
|
|
|
|
_buffer_emptied.notify_one();
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Wait for our next buffer to become filled */
|
|
|
|
while ((running = is_running()) && !_filled[_next_to_tx]) {
|
2013-10-26 03:40:05 +00:00
|
|
|
_buffer_filled.wait(lock);
|
2013-09-21 20:53:16 +00:00
|
|
|
}
|
2013-07-20 16:14:20 +00:00
|
|
|
|
2013-09-21 20:53:16 +00:00
|
|
|
if (running) {
|
|
|
|
ret = _buffers[_next_to_tx];
|
|
|
|
_next_to_tx = (_next_to_tx + 1) % _num_buffers;
|
|
|
|
} else {
|
|
|
|
ret = NULL;
|
|
|
|
}
|
2013-07-20 16:14:20 +00:00
|
|
|
}
|
2013-09-20 19:41:15 +00:00
|
|
|
|
|
|
|
return ret;
|
|
|
|
}
|
|
|
|
|
|
|
|
void bladerf_sink_c::write_task()
|
|
|
|
{
|
|
|
|
int status;
|
|
|
|
|
|
|
|
/* Start stream and stay there until we kill the stream */
|
2014-01-12 02:18:11 +00:00
|
|
|
set_running(true);
|
2013-09-20 19:41:15 +00:00
|
|
|
status = bladerf_stream(_stream, BLADERF_MODULE_TX);
|
|
|
|
|
2013-10-26 19:59:23 +00:00
|
|
|
if ( status < 0 ) {
|
2014-01-12 02:18:11 +00:00
|
|
|
set_running(false);
|
|
|
|
std::cerr << _pfx << "Sink 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;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
2013-10-26 19:59:23 +00:00
|
|
|
|
2014-01-12 02:18:11 +00:00
|
|
|
bool bladerf_sink_c::start()
|
|
|
|
{
|
|
|
|
int ret;
|
|
|
|
|
|
|
|
/* Initialize the stream */
|
|
|
|
ret = bladerf_init_stream( &_stream, _dev.get(), stream_callback,
|
2014-01-12 04:49:43 +00:00
|
|
|
&_buffers, _num_buffers, BLADERF_FORMAT_SC16_Q11,
|
2014-01-12 02:18:11 +00:00
|
|
|
_samples_per_buffer, _num_transfers, this );
|
|
|
|
if ( ret != 0 ) {
|
|
|
|
throw std::runtime_error( std::string(__FUNCTION__) + " " +
|
|
|
|
"bladerf_init_stream failed" ) ;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Initialize buffer management */
|
|
|
|
_buf_index = _next_to_tx = 0;
|
|
|
|
_next_value = static_cast<int16_t*>(_buffers[0]);
|
|
|
|
_samples_left = _samples_per_buffer;
|
|
|
|
|
|
|
|
for (size_t i = 0; i < _num_buffers; ++i) {
|
|
|
|
_filled[i] = false;
|
|
|
|
}
|
|
|
|
|
|
|
|
ret = bladerf_enable_module( _dev.get(), BLADERF_MODULE_TX, true );
|
|
|
|
if ( ret != 0 ) {
|
|
|
|
throw std::runtime_error(std::string(__FUNCTION__) + " " +
|
|
|
|
"bladerf_enable_module has failed:" + bladerf_strerror(ret) );
|
2013-10-26 19:59:23 +00:00
|
|
|
}
|
2013-09-20 19:41:15 +00:00
|
|
|
|
2014-01-12 02:18:11 +00:00
|
|
|
_thread = gr::thread::thread( boost::bind(&bladerf_sink_c::write_task, this) );
|
|
|
|
while(is_running() == false) {
|
|
|
|
/* Not quite started up just yet, so wait for a short period of time */
|
|
|
|
boost::this_thread::sleep( boost::posix_time::milliseconds(1) );
|
|
|
|
}
|
|
|
|
return true;
|
|
|
|
}
|
|
|
|
|
|
|
|
bool bladerf_sink_c::stop()
|
|
|
|
{
|
|
|
|
set_running(false);
|
|
|
|
_thread.join();
|
|
|
|
return true;
|
2013-07-20 16:14:20 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
int bladerf_sink_c::work( int noutput_items,
|
|
|
|
gr_vector_const_void_star &input_items,
|
|
|
|
gr_vector_void_star &output_items )
|
|
|
|
{
|
|
|
|
const gr_complex *in = (const gr_complex *) input_items[0];
|
2013-10-25 21:32:13 +00:00
|
|
|
int num_samples;
|
2013-09-21 20:53:16 +00:00
|
|
|
bool running = is_running();
|
2013-07-20 16:14:20 +00:00
|
|
|
|
2013-09-20 19:41:15 +00:00
|
|
|
/* Total samples we want to process */
|
2013-09-21 20:53:16 +00:00
|
|
|
num_samples = noutput_items;
|
2013-07-20 16:14:20 +00:00
|
|
|
|
2013-09-20 19:41:15 +00:00
|
|
|
/* While there are still samples to copy out ... */
|
2013-09-21 20:53:16 +00:00
|
|
|
while (running && num_samples > 0) {
|
2013-07-20 16:14:20 +00:00
|
|
|
|
2013-09-21 20:53:16 +00:00
|
|
|
while (_samples_left && num_samples) {
|
2013-07-20 16:14:20 +00:00
|
|
|
|
2013-09-21 20:53:16 +00:00
|
|
|
/* Scale and sign extend I and then Q */
|
|
|
|
*_next_value = (int16_t)(real(*in) * 2000);
|
|
|
|
_next_value++;
|
2013-07-20 16:14:20 +00:00
|
|
|
|
2013-09-21 20:53:16 +00:00
|
|
|
*_next_value = (int16_t)(imag(*in) * 2000);
|
|
|
|
_next_value++;
|
2013-07-20 16:14:20 +00:00
|
|
|
|
2013-09-21 20:53:16 +00:00
|
|
|
/* Advance to next sample */
|
|
|
|
in++;
|
|
|
|
num_samples--;
|
|
|
|
_samples_left--;
|
|
|
|
}
|
2013-07-20 16:14:20 +00:00
|
|
|
|
2013-09-21 20:53:16 +00:00
|
|
|
/* Advance to the next buffer if the current one is filled */
|
|
|
|
if (_samples_left == 0) {
|
|
|
|
{
|
|
|
|
boost::unique_lock<boost::mutex> lock(_buf_status_lock);
|
|
|
|
|
|
|
|
_filled[_buf_index] = true;
|
|
|
|
_buf_index = (_buf_index + 1) % _num_buffers;
|
|
|
|
_next_value = static_cast<int16_t*>(_buffers[_buf_index]);
|
|
|
|
_samples_left = _samples_per_buffer;
|
|
|
|
|
|
|
|
/* Signal that we have filled a buffer */
|
2013-10-26 03:40:05 +00:00
|
|
|
_buffer_filled.notify_one();
|
2013-09-21 20:53:16 +00:00
|
|
|
|
|
|
|
/* Wait here if the next buffer isn't full. The callback will
|
|
|
|
* signal us when it has freed up a buffer */
|
|
|
|
while (_filled[_buf_index] && running) {
|
|
|
|
_buffer_emptied.wait(lock);
|
|
|
|
running = is_running();
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
2013-07-20 16:14:20 +00:00
|
|
|
}
|
|
|
|
|
2013-09-21 20:53:16 +00:00
|
|
|
return running ? noutput_items : 0;
|
2013-07-20 16:14:20 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
std::vector<std::string> bladerf_sink_c::get_devices()
|
|
|
|
{
|
|
|
|
return bladerf_common::devices();
|
|
|
|
}
|
|
|
|
|
|
|
|
size_t bladerf_sink_c::get_num_channels()
|
|
|
|
{
|
|
|
|
/* We only support a single channel for each bladeRF */
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
osmosdr::meta_range_t bladerf_sink_c::get_sample_rates()
|
|
|
|
{
|
2013-09-20 19:41:15 +00:00
|
|
|
return sample_rates();
|
2013-07-20 16:14:20 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
double bladerf_sink_c::set_sample_rate(double rate)
|
|
|
|
{
|
2014-01-12 19:25:14 +00:00
|
|
|
return bladerf_common::set_sample_rate(BLADERF_MODULE_TX, rate);
|
2013-07-20 16:14:20 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
double bladerf_sink_c::get_sample_rate()
|
|
|
|
{
|
2014-01-12 19:25:14 +00:00
|
|
|
return bladerf_common::get_sample_rate(BLADERF_MODULE_TX);
|
2013-07-20 16:14:20 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
osmosdr::freq_range_t bladerf_sink_c::get_freq_range( size_t chan )
|
|
|
|
{
|
2013-09-20 19:41:15 +00:00
|
|
|
return freq_range();
|
2013-07-20 16:14:20 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
double bladerf_sink_c::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 {
|
2013-10-19 16:00:38 +00:00
|
|
|
ret = bladerf_set_frequency( _dev.get(), BLADERF_MODULE_TX, (uint32_t)freq );
|
2013-07-20 16:14:20 +00:00
|
|
|
if( ret ) {
|
|
|
|
throw std::runtime_error( std::string(__FUNCTION__) + " " +
|
2013-10-26 19:59:23 +00:00
|
|
|
"Failed to set center frequency " +
|
2013-07-20 16:14:20 +00:00
|
|
|
boost::lexical_cast<std::string>(freq) +
|
2013-10-26 19:59:23 +00:00
|
|
|
":" + std::string(bladerf_strerror(ret)));
|
2013-07-20 16:14:20 +00:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
return get_center_freq( chan );
|
|
|
|
}
|
|
|
|
|
|
|
|
double bladerf_sink_c::get_center_freq( size_t chan )
|
|
|
|
{
|
|
|
|
uint32_t freq;
|
|
|
|
int ret;
|
|
|
|
|
2013-10-19 16:00:38 +00:00
|
|
|
ret = bladerf_get_frequency( _dev.get(), BLADERF_MODULE_TX, &freq );
|
2013-07-20 16:14:20 +00:00
|
|
|
if( ret ) {
|
|
|
|
throw std::runtime_error( std::string(__FUNCTION__) + " " +
|
2013-10-26 19:59:23 +00:00
|
|
|
"Failed to get center frequency:" +
|
|
|
|
std::string(bladerf_strerror(ret)));
|
2013-07-20 16:14:20 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
return (double)freq;
|
|
|
|
}
|
|
|
|
|
|
|
|
double bladerf_sink_c::set_freq_corr( double ppm, size_t chan )
|
|
|
|
{
|
|
|
|
/* TODO: Write the VCTCXO with a correction value (also changes RX ppm value!) */
|
|
|
|
return get_freq_corr( chan );
|
|
|
|
}
|
|
|
|
|
|
|
|
double bladerf_sink_c::get_freq_corr( size_t chan )
|
|
|
|
{
|
|
|
|
/* TODO: Return back the frequency correction in ppm */
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
std::vector<std::string> bladerf_sink_c::get_gain_names( size_t chan )
|
|
|
|
{
|
|
|
|
std::vector< std::string > names;
|
|
|
|
|
|
|
|
names += "VGA1", "VGA2";
|
|
|
|
|
|
|
|
return names;
|
|
|
|
}
|
|
|
|
|
|
|
|
osmosdr::gain_range_t bladerf_sink_c::get_gain_range( size_t chan )
|
|
|
|
{
|
|
|
|
/* TODO: This is an overall system gain range. Given the VGA1 and VGA2
|
|
|
|
how much total gain can we have in the system */
|
|
|
|
return get_gain_range( "VGA2", chan ); /* we use only VGA2 here for now */
|
|
|
|
}
|
|
|
|
|
|
|
|
osmosdr::gain_range_t bladerf_sink_c::get_gain_range( const std::string & name, size_t chan )
|
|
|
|
{
|
|
|
|
osmosdr::gain_range_t range;
|
|
|
|
|
|
|
|
if( name == "VGA1" ) {
|
2013-09-20 19:41:15 +00:00
|
|
|
range = _vga1_range;
|
2013-07-20 16:14:20 +00:00
|
|
|
} else if( name == "VGA2" ) {
|
2013-09-20 19:41:15 +00:00
|
|
|
range = _vga2_range;
|
2013-07-20 16:14:20 +00:00
|
|
|
} else {
|
|
|
|
throw std::runtime_error( std::string(__FUNCTION__) + " " +
|
2013-10-26 19:59:23 +00:00
|
|
|
"Requested an invalid gain element " + name );
|
2013-07-20 16:14:20 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
return range;
|
|
|
|
}
|
|
|
|
|
|
|
|
bool bladerf_sink_c::set_gain_mode( bool automatic, size_t chan )
|
|
|
|
{
|
|
|
|
return false;
|
|
|
|
}
|
|
|
|
|
|
|
|
bool bladerf_sink_c::get_gain_mode( size_t chan )
|
|
|
|
{
|
|
|
|
return false;
|
|
|
|
}
|
|
|
|
|
|
|
|
double bladerf_sink_c::set_gain( double gain, size_t chan )
|
|
|
|
{
|
|
|
|
return set_gain( gain, "VGA2", chan ); /* we use only VGA2 here for now */
|
|
|
|
}
|
|
|
|
|
|
|
|
double bladerf_sink_c::set_gain( double gain, const std::string & name, size_t chan)
|
|
|
|
{
|
|
|
|
int ret = 0;
|
|
|
|
|
|
|
|
if( name == "VGA1" ) {
|
2013-10-19 16:00:38 +00:00
|
|
|
ret = bladerf_set_txvga1( _dev.get(), (int)gain );
|
2013-07-20 16:14:20 +00:00
|
|
|
} else if( name == "VGA2" ) {
|
2013-10-19 16:00:38 +00:00
|
|
|
ret = bladerf_set_txvga2( _dev.get(), (int)gain );
|
2013-07-20 16:14:20 +00:00
|
|
|
} else {
|
|
|
|
throw std::runtime_error( std::string(__FUNCTION__) + " " +
|
2013-10-26 19:59:23 +00:00
|
|
|
"Requested to set the gain " +
|
2013-07-20 16:14:20 +00:00
|
|
|
"of an unknown gain element " + name );
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Check for errors */
|
|
|
|
if( ret ) {
|
2013-10-26 19:59:23 +00:00
|
|
|
throw std::runtime_error(std::string(__FUNCTION__) + " " +
|
|
|
|
"Could not set " + name + " gain, error " +
|
|
|
|
std::string(bladerf_strerror(ret)));
|
2013-07-20 16:14:20 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
return get_gain( name, chan );
|
|
|
|
}
|
|
|
|
|
|
|
|
double bladerf_sink_c::get_gain( size_t chan )
|
|
|
|
{
|
|
|
|
return get_gain( "VGA2", chan ); /* we use only VGA2 here for now */
|
|
|
|
}
|
|
|
|
|
|
|
|
double bladerf_sink_c::get_gain( const std::string & name, size_t chan )
|
|
|
|
{
|
|
|
|
int g;
|
|
|
|
int ret = 0;
|
|
|
|
|
|
|
|
if( name == "VGA1" ) {
|
2013-10-19 16:00:38 +00:00
|
|
|
ret = bladerf_get_txvga1( _dev.get(), &g );
|
2013-07-20 16:14:20 +00:00
|
|
|
} else if( name == "VGA2" ) {
|
2013-10-19 16:00:38 +00:00
|
|
|
ret = bladerf_get_txvga2( _dev.get(), &g );
|
2013-07-20 16:14:20 +00:00
|
|
|
} else {
|
|
|
|
throw std::runtime_error( std::string(__FUNCTION__) + " " +
|
2013-10-26 19:59:23 +00:00
|
|
|
"Requested to get the gain " +
|
2013-07-20 16:14:20 +00:00
|
|
|
"of an unknown gain element " + name );
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Check for errors */
|
|
|
|
if( ret ) {
|
|
|
|
throw std::runtime_error( std::string(__FUNCTION__) + " " +
|
2013-10-26 19:59:23 +00:00
|
|
|
"Could not get " + name + " gain, error " +
|
|
|
|
std::string(bladerf_strerror(ret)));
|
2013-07-20 16:14:20 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
return (double)g;
|
|
|
|
}
|
|
|
|
|
|
|
|
double bladerf_sink_c::set_bb_gain( double gain, size_t chan )
|
|
|
|
{
|
|
|
|
/* for TX, only VGA1 is in the BB path */
|
|
|
|
osmosdr::gain_range_t bb_gains = get_gain_range( "VGA1", chan );
|
|
|
|
|
|
|
|
double clip_gain = bb_gains.clip( gain, true );
|
|
|
|
gain = set_gain( clip_gain, "VGA1", chan );
|
|
|
|
|
|
|
|
return gain;
|
|
|
|
}
|
|
|
|
|
|
|
|
std::vector< std::string > bladerf_sink_c::get_antennas( size_t chan )
|
|
|
|
{
|
|
|
|
std::vector< std::string > antennas;
|
|
|
|
|
|
|
|
antennas += get_antenna( chan );
|
|
|
|
|
|
|
|
return antennas;
|
|
|
|
}
|
|
|
|
|
|
|
|
std::string bladerf_sink_c::set_antenna( const std::string & antenna, size_t chan )
|
|
|
|
{
|
|
|
|
return get_antenna( chan );
|
|
|
|
}
|
|
|
|
|
|
|
|
std::string bladerf_sink_c::get_antenna( size_t chan )
|
|
|
|
{
|
|
|
|
/* We only have a single transmit antenna here */
|
|
|
|
return "TX";
|
|
|
|
}
|
|
|
|
|
2014-01-11 07:57:49 +00:00
|
|
|
void bladerf_sink_c::set_dc_offset( const std::complex<double> &offset, size_t chan )
|
|
|
|
{
|
|
|
|
int ret = 0;
|
|
|
|
|
2014-01-18 19:12:02 +00:00
|
|
|
ret = bladerf_common::set_dc_offset(BLADERF_MODULE_TX, offset, chan);
|
2014-01-11 07:57:49 +00:00
|
|
|
|
|
|
|
if( ret ) {
|
|
|
|
throw std::runtime_error( std::string(__FUNCTION__) + " " +
|
|
|
|
"could not set dc offset: " +
|
|
|
|
std::string(bladerf_strerror(ret)) );
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
void bladerf_sink_c::set_iq_balance( const std::complex<double> &balance, size_t chan )
|
|
|
|
{
|
|
|
|
int ret = 0;
|
2014-01-12 04:49:43 +00:00
|
|
|
|
2014-01-18 19:12:02 +00:00
|
|
|
ret = bladerf_common::set_iq_balance(BLADERF_MODULE_TX, balance, chan);
|
2014-01-11 07:57:49 +00:00
|
|
|
|
|
|
|
if( ret ) {
|
|
|
|
throw std::runtime_error( std::string(__FUNCTION__) + " " +
|
|
|
|
"could not set iq balance: " +
|
|
|
|
std::string(bladerf_strerror(ret)) );
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2013-07-20 16:14:20 +00:00
|
|
|
double bladerf_sink_c::set_bandwidth( double bandwidth, size_t chan )
|
|
|
|
{
|
|
|
|
int ret;
|
|
|
|
uint32_t actual;
|
|
|
|
|
2013-09-28 11:33:30 +00:00
|
|
|
if ( bandwidth == 0.0 ) /* bandwidth of 0 means automatic filter selection */
|
|
|
|
bandwidth = get_sample_rate() * 0.75; /* select narrower filters to prevent aliasing */
|
|
|
|
|
2013-10-19 16:00:38 +00:00
|
|
|
ret = bladerf_set_bandwidth( _dev.get(), BLADERF_MODULE_TX, (uint32_t)bandwidth, &actual );
|
2013-07-20 16:14:20 +00:00
|
|
|
if( ret ) {
|
|
|
|
throw std::runtime_error( std::string(__FUNCTION__) + " " +
|
2014-01-11 07:57:49 +00:00
|
|
|
"could not set bandwidth:" +
|
|
|
|
std::string(bladerf_strerror(ret)) );
|
2013-07-20 16:14:20 +00:00
|
|
|
}
|
|
|
|
|
2013-09-20 19:41:15 +00:00
|
|
|
return get_bandwidth();
|
2013-07-20 16:14:20 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
double bladerf_sink_c::get_bandwidth( size_t chan )
|
|
|
|
{
|
|
|
|
uint32_t bandwidth;
|
|
|
|
int ret;
|
|
|
|
|
2013-10-19 16:00:38 +00:00
|
|
|
ret = bladerf_get_bandwidth( _dev.get(), BLADERF_MODULE_TX, &bandwidth );
|
2013-07-20 16:14:20 +00:00
|
|
|
if( ret ) {
|
|
|
|
throw std::runtime_error( std::string(__FUNCTION__) + " " +
|
2014-01-11 07:57:49 +00:00
|
|
|
"could not get bandwidth: " +
|
|
|
|
std::string(bladerf_strerror(ret)) );
|
2013-07-20 16:14:20 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
return (double)bandwidth;
|
|
|
|
}
|
|
|
|
|
|
|
|
osmosdr::freq_range_t bladerf_sink_c::get_bandwidth_range( size_t chan )
|
|
|
|
{
|
2013-09-20 19:41:15 +00:00
|
|
|
return filter_bandwidths();
|
2013-07-20 16:14:20 +00:00
|
|
|
}
|