add xtrx support

Signed-off-by: Eric Wild <ewild@sysmocom.de>
This commit is contained in:
Csaba Sipos 2020-10-11 14:23:00 +02:00 committed by Eric Wild
parent fe03d83703
commit dc82ffd1f8
15 changed files with 1660 additions and 2 deletions

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@ -181,6 +181,7 @@ find_package(LibbladeRF)
find_package(GnuradioFCDPP)
find_package(SoapySDR NO_MODULE)
find_package(LibFreeSRP)
find_package(LibXTRX)
find_package(Doxygen)
# Python

3
README
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@ -13,7 +13,8 @@ as well supports:
* Great Scott Gadgets HackRF through libhackrf
* Nuand LLC bladeRF through libbladeRF library
* Ettus USRP Devices through Ettus UHD library
* Fairwaves UmTRX through Fairwaves' fork of UHD
* Fairwaves UmTRX through Fairwaves' module for UHD
* Fairwaves XTRX through libxtrx
* Red Pitaya SDR transceiver (http://bazaar.redpitaya.com)
* FreeSRP through libfreesrp

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@ -0,0 +1,27 @@
if(NOT LIBXTRX_FOUND)
pkg_check_modules (LIBXTRX_PKG libxtrx)
find_path(LIBXTRX_INCLUDE_DIRS NAMES xtrx_api.h
PATHS
${LIBXTRX_PKG_INCLUDE_DIRS}
/usr/include
/usr/local/include
)
find_library(LIBXTRX_LIBRARIES NAMES xtrx
PATHS
${LIBXTRX_PKG_LIBRARY_DIRS}
/usr/lib
/usr/local/lib
)
if(LIBXTRX_INCLUDE_DIRS AND LIBXTRX_LIBRARIES)
set(LIBXTRX_FOUND TRUE CACHE INTERNAL "libxtrx found")
message(STATUS "Found libxtrx: ${LIBXTRX_INCLUDE_DIRS}, ${LIBXTRX_LIBRARIES}")
else(LIBXTRX_INCLUDE_DIRS AND LIBXTRX_LIBRARIES)
set(LIBXTRX_FOUND FALSE CACHE INTERNAL "libxtrx found")
message(STATUS "libxtrx not found.")
endif(LIBXTRX_INCLUDE_DIRS AND LIBXTRX_LIBRARIES)
mark_as_advanced(LIBXTRX_LIBRARIES LIBXTRX_INCLUDE_DIRS)
endif(NOT LIBXTRX_FOUND)

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@ -171,7 +171,8 @@ documentation: |-
* Great Scott Gadgets HackRF through libhackrf
* Nuand LLC bladeRF through libbladeRF library
* Ettus USRP Devices through Ettus UHD library
* Fairwaves UmTRX through Fairwaves' fork of UHD
* Fairwaves XTRX through libxtrx
* Fairwaves UmTRX through Fairwaves' module for UHD
* Red Pitaya SDR transceiver (http://bazaar.redpitaya.com)
* FreeSRP through libfreesrp library
@ -210,6 +211,7 @@ documentation: |-
hackrf=0[,buffers=32][,bias=0|1][,bias_tx=0|1]
bladerf=0[,tamer=internal|external|external_1pps][,smb=25e6]
uhd[,serial=...][,lo_offset=0][,mcr=52e6][,nchan=2][,subdev='\\\\'B:0 A:0\\\\''] ...
xtrx
Num Channels:
Selects the total number of channels in this multi-device configuration. Required when specifying multiple device arguments.

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@ -249,6 +249,14 @@ if(ENABLE_FREESRP)
add_subdirectory(freesrp)
endif(ENABLE_FREESRP)
########################################################################
# Setup XTRX component
########################################################################
GR_REGISTER_COMPONENT("XTRX SDR" ENABLE_XTRX LIBXTRX_FOUND)
if(ENABLE_XTRX)
add_subdirectory(xtrx)
endif(ENABLE_XTRX)
########################################################################
# Setup configuration file
########################################################################

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@ -18,6 +18,7 @@
#cmakedefine ENABLE_SOAPY
#cmakedefine ENABLE_REDPITAYA
#cmakedefine ENABLE_FREESRP
#cmakedefine ENABLE_XTRX
//provide NAN define for MSVC older than VC12
#if defined(_MSC_VER) && (_MSC_VER < 1800)

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@ -48,6 +48,9 @@
#ifdef ENABLE_FREESRP
#include <freesrp_sink_c.h>
#endif
#ifdef ENABLE_XTRX
#include "xtrx_sink_c.h"
#endif
#ifdef ENABLE_FILE
#include "file_sink_c.h"
#endif
@ -99,6 +102,9 @@ sink_impl::sink_impl( const std::string &args )
#ifdef ENABLE_FREESRP
dev_types.push_back("freesrp");
#endif
#ifdef ENABLE_XTRX
dev_types.push_back("xtrx");
#endif
#ifdef ENABLE_FILE
dev_types.push_back("file");
#endif
@ -147,6 +153,9 @@ sink_impl::sink_impl( const std::string &args )
for (std::string dev : freesrp_sink_c::get_devices())
dev_list.push_back( dev );
#endif
#ifdef ENABLE_XTRX
BOOST_FOREACH( std::string dev, xtrx_sink_c::get_devices() )
#endif
#ifdef ENABLE_FILE
for (std::string dev : file_sink_c::get_devices())
dev_list.push_back( dev );
@ -209,6 +218,12 @@ sink_impl::sink_impl( const std::string &args )
block = sink; iface = sink.get();
}
#endif
#ifdef ENABLE_XTRX
if ( dict.count("xtrx") ) {
xtrx_sink_c_sptr sink = make_xtrx_sink_c( arg );
block = sink; iface = sink.get();
}
#endif
#ifdef ENABLE_FILE
if ( dict.count("file") ) {
file_sink_c_sptr sink = make_file_sink_c( arg );

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@ -88,6 +88,10 @@
#include <freesrp_source_c.h>
#endif
#ifdef ENABLE_XTRX
#include <xtrx_source_c.h>
#endif
#include "arg_helpers.h"
#include "source_impl.h"
@ -158,6 +162,9 @@ source_impl::source_impl( const std::string &args )
#endif
#ifdef ENABLE_FREESRP
dev_types.push_back("freesrp");
#endif
#ifdef ENABLE_XTRX
dev_types.push_back("xtrx");
#endif
std::cerr << "gr-osmosdr "
<< GR_OSMOSDR_VERSION << " (" << GR_OSMOSDR_LIBVER << ") "
@ -234,6 +241,10 @@ source_impl::source_impl( const std::string &args )
for (std::string dev : freesrp_source_c::get_devices())
dev_list.push_back( dev );
#endif
#ifdef ENABLE_XTRX
BOOST_FOREACH( std::string dev, xtrx_source_c::get_devices() )
dev_list.push_back( dev );
#endif
// std::cerr << std::endl;
// for (std::string dev : dev_list)
@ -358,6 +369,13 @@ source_impl::source_impl( const std::string &args )
}
#endif
#ifdef ENABLE_XTRX
if ( dict.count("xtrx") ) {
xtrx_source_c_sptr src = make_xtrx_source_c( arg );
block = src; iface = src.get();
}
#endif
if ( iface != NULL && long(block.get()) != 0 ) {
_devs.push_back( iface );

35
lib/xtrx/CMakeLists.txt Normal file
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@ -0,0 +1,35 @@
# Copyright 2012 Free Software Foundation, Inc.
#
# This file is part of GNU Radio
#
# 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.
########################################################################
# This file included, use CMake directory variables
########################################################################
target_include_directories(gnuradio-osmosdr PRIVATE
${CMAKE_CURRENT_SOURCE_DIR}
${LIBXTRX_INCLUDE_DIRS}
)
list(APPEND gr_osmosdr_srcs
${CMAKE_CURRENT_SOURCE_DIR}/xtrx_obj.cc
${CMAKE_CURRENT_SOURCE_DIR}/xtrx_source_c.cc
${CMAKE_CURRENT_SOURCE_DIR}/xtrx_sink_c.cc
)
set(gr_osmosdr_srcs ${gr_osmosdr_srcs} PARENT_SCOPE)

138
lib/xtrx/xtrx_obj.cc Normal file
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@ -0,0 +1,138 @@
/* -*- c++ -*- */
/*
* Copyright 2017 Sergey Kostanbaev <sergey.kostanbaev@fairwaves.co>
*
* 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.
*/
#include "xtrx_obj.h"
#include <iostream>
#include <sstream>
#include <boost/thread.hpp>
#include <boost/thread/thread.hpp>
#include <boost/thread/mutex.hpp>
static std::map<std::string, xtrx_obj_sptr> s_objects;
xtrx_obj_sptr xtrx_obj::get(const char* xtrx_dev,
unsigned loglevel,
bool lmsreset)
{
std::map<std::string, xtrx_obj_sptr>::iterator i;
std::string name(xtrx_dev);
i = s_objects.find(name);
if (i == s_objects.end()) {
// No such object
s_objects[name].reset(new xtrx_obj(name, loglevel, lmsreset));
}
return s_objects[name];
}
void xtrx_obj::clear_all()
{
s_objects.clear();
}
std::vector<std::string> xtrx_obj::get_devices()
{
std::vector<std::string> devices;
// TODO
devices.push_back("/dev/xtrx0");
return devices;
}
xtrx_obj::xtrx_obj(const std::string &path, unsigned loglevel, bool lmsreset)
: _run(false)
, _vio(0)
, _sink_rate(0)
, _sink_master(0)
, _source_rate(0)
, _source_master(0)
, _flags(0)
{
unsigned xtrxflag = (loglevel & XTRX_O_LOGLVL_MASK) | ((lmsreset) ? XTRX_O_RESET : 0);
std::cerr << "xtrx_obj::xtrx_obj = " << xtrxflag << std::endl;
int res = xtrx_open_list(path.c_str(), NULL, &_obj);
if (res < 0) {
std::stringstream message;
message << "Couldn't open " ": Error: " << -res;
throw std::runtime_error( message.str() );
}
_devices = res;
}
double xtrx_obj::set_smaplerate(double rate, double master, bool sink, unsigned flags)
{
boost::mutex::scoped_lock lock(mtx);
if (sink) {
_sink_rate = rate;
_sink_master = master;
} else {
_source_rate = rate;
_source_master = master;
}
_flags |= flags | XTRX_SAMPLERATE_FORCE_UPDATE;
if (_sink_master != 0 && _source_master != 0 && _sink_master != _source_master) {
std::stringstream message;
message << "Can't operate on diferrent master settings for XTRX sink and source"
" sink_master " << _sink_master << " source_master" << _source_master;
throw std::runtime_error( message.str() );
}
double rxrate = 0, txrate = 0;
double actmaster = (_source_master > 0) ? _source_master : _sink_master;
int res = xtrx_set_samplerate(_obj,
actmaster,
_source_rate,
_sink_rate,
_flags,
NULL,
&rxrate,
&txrate);
if (res) {
std::cerr << "Unable to set samplerate, error=" << res << std::endl;
if (sink)
return _sink_rate;
return _source_rate;
}
if (_vio) {
xtrx_val_set(_obj, XTRX_TRX, XTRX_CH_AB, XTRX_LMS7_VIO, _vio);
}
if (sink)
return txrate;
return rxrate;
}
xtrx_obj::~xtrx_obj()
{
if (_obj) {
if (_run) {
//boost::mutex::scoped_lock lock(mtx);
xtrx_stop(_obj, XTRX_TRX);
}
xtrx_close(_obj);
}
}

68
lib/xtrx/xtrx_obj.h Normal file
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@ -0,0 +1,68 @@
/* -*- c++ -*- */
/*
* Copyright 2017 Sergey Kostanbaev <sergey.kostanbaev@fairwaves.co>
*
* 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.
*/
#ifndef XTRX_OBJ_H
#define XTRX_OBJ_H
#include <boost/shared_ptr.hpp>
#include <xtrx_api.h>
#include <map>
#include <vector>
#include <boost/thread/mutex.hpp>
class xtrx_obj;
typedef boost::shared_ptr<xtrx_obj> xtrx_obj_sptr;
class xtrx_obj
{
public:
xtrx_obj(const std::string& path, unsigned loglevel, bool lmsreset);
~xtrx_obj();
static std::vector<std::string> get_devices();
static xtrx_obj_sptr get(const char* xtrx_dev,
unsigned loglevel,
bool lmsreset);
static void clear_all();
xtrx_dev* dev() { return _obj; }
unsigned dev_count() { return _devices; }
double set_smaplerate(double rate, double master, bool sink, unsigned flags);
void set_vio(unsigned vio) { _vio = vio; }
boost::mutex mtx;
protected:
xtrx_dev* _obj;
bool _run;
unsigned _vio;
double _sink_rate;
double _sink_master;
double _source_rate;
double _source_master;
unsigned _flags;
unsigned _devices;
};
#endif // XTRX_OBJ_H

505
lib/xtrx/xtrx_sink_c.cc Normal file
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@ -0,0 +1,505 @@
/* -*- c++ -*- */
/*
* Copyright 2016,2017 Sergey Kostanbaev <sergey.kostanbaev@fairwaves.co>
*
* 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.
*/
#include <fstream>
#include <string>
#include <sstream>
#include <map>
#include <boost/assign.hpp>
#include <boost/algorithm/string.hpp>
#include <boost/thread.hpp>
#include <boost/thread/thread.hpp>
#include <boost/thread/mutex.hpp>
#include <gnuradio/io_signature.h>
#include <gnuradio/blocks/deinterleave.h>
#include <gnuradio/blocks/float_to_complex.h>
#include "xtrx_sink_c.h"
#include "arg_helpers.h"
static const int max_burstsz = 4096;
using namespace boost::assign;
xtrx_sink_c_sptr make_xtrx_sink_c(const std::string &args)
{
return gnuradio::get_initial_sptr(new xtrx_sink_c(args));
}
static size_t parse_nchan(const std::string &args)
{
size_t nchan = 1;
dict_t dict = params_to_dict(args);
if (dict.count("nchan"))
nchan = boost::lexical_cast< size_t >( dict["nchan"] );
if (nchan < 1)
nchan = 1;
return nchan;
}
xtrx_sink_c::xtrx_sink_c(const std::string &args) :
gr::sync_block("xtrx_sink_c",
gr::io_signature::make(parse_nchan(args),
parse_nchan(args),
sizeof(gr_complex)),
gr::io_signature::make(0, 0, 0)),
_sample_flags(0),
_rate(0),
_master(0),
_freq(0),
_corr(0),
_bandwidth(0),
_dsp(0),
_auto_gain(false),
_otw(XTRX_WF_16),
_mimo_mode(false),
_gain_tx(0),
_channels(parse_nchan(args)),
_ts(8192),
_swap_ab(false),
_swap_iq(false),
_tdd(false),
_allow_dis(false),
_dev("")
{
dict_t dict = params_to_dict(args);
if (dict.count("master")) {
_master = boost::lexical_cast< double >( dict["master"]);
}
std::cerr << args.c_str() << std::endl;
int loglevel = 4;
if (dict.count("loglevel")) {
loglevel = boost::lexical_cast< int >( dict["loglevel"] );
}
bool lmsreset = 0;
if (dict.count("lmsreset")) {
lmsreset = boost::lexical_cast< bool >( dict["lmsreset"] );
}
if (dict.count("txdelay")) {
_ts += 8192 * boost::lexical_cast< int >( dict["txdelay"] );
}
if (dict.count("allowdis")) {
_allow_dis = boost::lexical_cast< bool >( dict["allowdis"] );
}
if (dict.count("swap_ab")) {
_swap_ab = true;
std::cerr << "xtrx_sink_c: swap AB channels";
}
if (dict.count("swap_iq")) {
_swap_iq = true;
std::cerr << "xtrx_sink_c: swap IQ";
}
if (dict.count("sfl")) {
_sample_flags = boost::lexical_cast< unsigned >( dict["sfl"] );
}
if (dict.count("tdd")) {
_tdd = true;
std::cerr << "xtrx_sink_c: TDD mode";
}
if (dict.count("dsp")) {
_dsp = boost::lexical_cast< double >( dict["dsp"] );
std::cerr << "xtrx_sink_c: DSP:" << _dsp;
}
if (dict.count("dev")) {
_dev = dict["dev"];
std::cerr << "xtrx_sink_c: XTRX device: %s" << _dev.c_str();
}
_xtrx = xtrx_obj::get(_dev.c_str(), loglevel, lmsreset);
if (_xtrx->dev_count() * 2 == _channels) {
_mimo_mode = true;
} else if (_xtrx->dev_count() != _channels) {
throw std::runtime_error("Number of requested channels != number of devices");
}
if (dict.count("refclk")) {
xtrx_set_ref_clk(_xtrx->dev(), boost::lexical_cast< unsigned >( dict["refclk"] ), XTRX_CLKSRC_INT);
}
if (dict.count("extclk")) {
xtrx_set_ref_clk(_xtrx->dev(), boost::lexical_cast< unsigned >( dict["extclk"] ), XTRX_CLKSRC_EXT);
}
std::cerr << "xtrx_sink_c::xtrx_sink_c()" << std::endl;
set_alignment(32);
set_output_multiple(max_burstsz);
}
xtrx_sink_c::~xtrx_sink_c()
{
std::cerr << "xtrx_sink_c::~xtrx_sink_c()" << std::endl;
}
std::string xtrx_sink_c::name()
{
return "GrLibXTRX";
}
size_t xtrx_sink_c::get_num_channels( void )
{
return input_signature()->max_streams();
}
osmosdr::meta_range_t xtrx_sink_c::get_sample_rates( void )
{
osmosdr::meta_range_t range;
range += osmosdr::range_t( 1000000, 160000000, 1 );
return range;
}
double xtrx_sink_c::set_sample_rate( double rate )
{
std::cerr << "Set sample rate " << rate << std::endl;
_rate = _xtrx->set_smaplerate(rate, _master, true, _sample_flags);
return get_sample_rate();
}
double xtrx_sink_c::get_sample_rate( void )
{
return _rate;
}
osmosdr::freq_range_t xtrx_sink_c::get_freq_range( size_t chan )
{
osmosdr::freq_range_t range;
range += osmosdr::range_t( double(0.03e9), double(3.8e9), 1); // as far as we know
return range;
}
double xtrx_sink_c::set_center_freq( double freq, size_t chan )
{
boost::mutex::scoped_lock lock(_xtrx->mtx);
_freq = freq;
double corr_freq = (freq)*(1.0 + (_corr) * 0.000001);
std::cerr << "TX Set freq " << freq << std::endl;
xtrx_channel_t xchan = (xtrx_channel_t)(XTRX_CH_A << chan);
int res = xtrx_tune_ex(_xtrx->dev(), (_tdd) ? XTRX_TUNE_TX_AND_RX_TDD : XTRX_TUNE_TX_FDD, xchan, corr_freq - _dsp, &_freq);
if (res) {
std::cerr << "Unable to deliver frequency " << corr_freq << std::endl;
}
res = xtrx_tune_ex(_xtrx->dev(), XTRX_TUNE_BB_TX, xchan, _dsp, NULL);
return get_center_freq(chan);
}
double xtrx_sink_c::get_center_freq( size_t chan )
{
return _freq + _dsp;
}
double xtrx_sink_c::set_freq_corr( double ppm, size_t chan )
{
_corr = ppm;
set_center_freq(_freq, chan);
return get_freq_corr( chan );
}
double xtrx_sink_c::get_freq_corr( size_t chan )
{
return _corr;
}
static const std::vector<std::string> s_lna_list = boost::assign::list_of("TX");
std::vector<std::string> xtrx_sink_c::get_gain_names( size_t chan )
{
return s_lna_list;
}
osmosdr::gain_range_t xtrx_sink_c::get_gain_range( size_t chan )
{
return get_gain_range("TX", chan);
}
osmosdr::gain_range_t xtrx_sink_c::get_gain_range( const std::string & name, size_t chan )
{
osmosdr::gain_range_t range;
range += osmosdr::range_t( -31, 0, 1 );
return range;
}
bool xtrx_sink_c::set_gain_mode( bool automatic, size_t chan )
{
_auto_gain = automatic;
return get_gain_mode(chan);
}
bool xtrx_sink_c::get_gain_mode( size_t chan )
{
return _auto_gain;
}
double xtrx_sink_c::set_gain( double gain, size_t chan )
{
return set_gain(gain, "TX", chan);
}
double xtrx_sink_c::set_gain( double igain, const std::string & name, size_t chan )
{
boost::mutex::scoped_lock lock(_xtrx->mtx);
osmosdr::gain_range_t gains = xtrx_sink_c::get_gain_range( name, chan );
double gain = gains.clip(igain);
double actual_gain;
std::cerr << "Set TX gain: " << igain << std::endl;
int res = xtrx_set_gain(_xtrx->dev(), (xtrx_channel_t)(XTRX_CH_A << chan),
XTRX_TX_PAD_GAIN, gain, &actual_gain);
if (res) {
std::cerr << "Unable to set gain `" << name.c_str() << "`; err=" << res << std::endl;
}
_gain_tx = actual_gain;
return actual_gain;
}
double xtrx_sink_c::get_gain( size_t chan )
{
return get_gain("TX");
}
double xtrx_sink_c::get_gain( const std::string & name, size_t chan )
{
return _gain_tx;
}
double xtrx_sink_c::set_bandwidth( double bandwidth, size_t chan )
{
boost::mutex::scoped_lock lock(_xtrx->mtx);
std::cerr << "Set bandwidth " << bandwidth << " chan " << chan << std::endl;
if (bandwidth <= 0.0) {
bandwidth = get_sample_rate() * 0.75;
if (bandwidth < 0.5e6) {
bandwidth = 0.5e6;
}
}
int res = xtrx_tune_tx_bandwidth(_xtrx->dev(),
(xtrx_channel_t)(XTRX_CH_A << chan),
bandwidth, &_bandwidth);
if (res) {
std::cerr << "Can't set bandwidth: " << res << std::endl;
}
return get_bandwidth(chan);
}
double xtrx_sink_c::get_bandwidth( size_t chan )
{
return _bandwidth;
}
static const std::map<std::string, xtrx_antenna_t> s_ant_map = boost::assign::map_list_of
("AUTO", XTRX_TX_AUTO)
("B1", XTRX_TX_H)
("B2", XTRX_TX_W)
("TXH", XTRX_TX_H)
("TXW", XTRX_TX_W)
;
static const std::map<xtrx_antenna_t, std::string> s_ant_map_r = boost::assign::map_list_of
(XTRX_TX_H, "TXH")
(XTRX_TX_W, "TXW")
(XTRX_TX_AUTO, "AUTO")
;
static xtrx_antenna_t get_ant_type(const std::string& name)
{
std::map<std::string, xtrx_antenna_t>::const_iterator it;
it = s_ant_map.find(name);
if (it != s_ant_map.end()) {
return it->second;
}
return XTRX_TX_AUTO;
}
static const std::vector<std::string> s_ant_list = boost::assign::list_of
("AUTO")("TXH")("TXW")
;
std::vector< std::string > xtrx_sink_c::get_antennas( size_t chan )
{
return s_ant_list;
}
std::string xtrx_sink_c::set_antenna( const std::string & antenna, size_t chan )
{
boost::mutex::scoped_lock lock(_xtrx->mtx);
_ant = get_ant_type(antenna);
std::cerr << "Set antenna " << antenna << std::endl;
int res = xtrx_set_antenna_ex(_xtrx->dev(),
(xtrx_channel_t)(XTRX_CH_A << chan),
_ant);
if (res) {
std::cerr << "Can't set antenna: " << antenna << std::endl;
}
return get_antenna( chan );
}
std::string xtrx_sink_c::get_antenna( size_t chan )
{
return s_ant_map_r.find(_ant)->second;
}
void xtrx_sink_c::tag_process(int ninput_items)
{
std::sort(_tags.begin(), _tags.end(), gr::tag_t::offset_compare);
const uint64_t samp0_count = this->nitems_read(0);
uint64_t max_count = samp0_count + ninput_items;
bool found_time_tag = false;
BOOST_FOREACH(const gr::tag_t &my_tag, _tags) {
const uint64_t my_tag_count = my_tag.offset;
const pmt::pmt_t &key = my_tag.key;
const pmt::pmt_t &value = my_tag.value;
if (my_tag_count >= max_count) {
break;
} else if(pmt::equal(key, TIME_KEY)) {
//if (my_tag_count != samp0_count) {
// max_count = my_tag_count;
// break;
//}
found_time_tag = true;
//_metadata.has_time_spec = true;
//_metadata.time_spec = ::uhd::time_spec_t
// (pmt::to_uint64(pmt::tuple_ref(value, 0)),
// pmt::to_double(pmt::tuple_ref(value, 1)));
uint64_t seconds = pmt::to_uint64(pmt::tuple_ref(value, 0));
double fractional = pmt::to_double(pmt::tuple_ref(value, 1));
std::cerr << "TX_TIME: " << seconds << ":" << fractional << std::endl;
}
} // end foreach
if (found_time_tag) {
//_metadata.has_time_spec = true;
}
}
int xtrx_sink_c::work (int noutput_items,
gr_vector_const_void_star &input_items,
gr_vector_void_star &output_items)
{
int ninput_items = noutput_items;
const uint64_t samp0_count = nitems_read(0);
get_tags_in_range(_tags, 0, samp0_count, samp0_count + ninput_items);
if (!_tags.empty())
tag_process(ninput_items);
xtrx_send_ex_info_t nfo;
nfo.samples = noutput_items;
nfo.buffer_count = input_items.size();
nfo.buffers = &input_items[0];
nfo.flags = XTRX_TX_DONT_BUFFER;
if (!_allow_dis)
nfo.flags |= XTRX_TX_NO_DISCARD;
nfo.ts = _ts;
nfo.timeout = 0;
int res = xtrx_send_sync_ex(_xtrx->dev(), &nfo);
if (res) {
std::cerr << "Err: " << res << std::endl;
std::stringstream message;
message << "xtrx_send_burst_sync error: " << -res;
throw std::runtime_error( message.str() );
}
_ts += noutput_items;
for (unsigned i = 0; i < input_items.size(); i++) {
consume(i, noutput_items);
}
return 0;
}
bool xtrx_sink_c::start()
{
boost::mutex::scoped_lock lock(_xtrx->mtx);
xtrx_run_params_t params;
xtrx_run_params_init(&params);
params.dir = XTRX_TX;
if (!_mimo_mode)
params.tx.flags |= XTRX_RSP_SISO_MODE;
if (_swap_ab)
params.tx.flags |= XTRX_RSP_SWAP_AB;
if (_swap_iq)
params.tx.flags |= XTRX_RSP_SWAP_IQ;
params.tx.hfmt = XTRX_IQ_FLOAT32;
params.tx.wfmt = _otw;
params.tx.chs = XTRX_CH_AB;
params.tx.paketsize = 0;
params.rx_stream_start = 256*1024;
int res = xtrx_run_ex(_xtrx->dev(), &params);
if (res) {
std::cerr << "Got error: " << res << std::endl;
}
return res == 0;
}
bool xtrx_sink_c::stop()
{
boost::mutex::scoped_lock lock(_xtrx->mtx);
//TODO:
std::cerr << "xtrx_sink_c::stop()" << std::endl;
int res = xtrx_stop(_xtrx->dev(), XTRX_TX);
if (res) {
std::cerr << "Got error: " << res << std::endl;
}
return res == 0;
}

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/* -*- c++ -*- */
/*
* Copyright 2016 Sergey Kostanabev <sergey.kostanbaev@fairwaves.co>
*
* 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.
*/
#ifndef XTRX_SINK_C_H
#define XTRX_SINK_C_H
#include <gnuradio/block.h>
#include <gnuradio/sync_block.h>
#include "sink_iface.h"
#include "xtrx_obj.h"
static const pmt::pmt_t SOB_KEY = pmt::string_to_symbol("tx_sob");
static const pmt::pmt_t EOB_KEY = pmt::string_to_symbol("tx_eob");
static const pmt::pmt_t TIME_KEY = pmt::string_to_symbol("tx_time");
static const pmt::pmt_t FREQ_KEY = pmt::string_to_symbol("tx_freq");
static const pmt::pmt_t COMMAND_KEY = pmt::string_to_symbol("tx_command");
class xtrx_sink_c;
typedef boost::shared_ptr< xtrx_sink_c > xtrx_sink_c_sptr;
xtrx_sink_c_sptr make_xtrx_sink_c( const std::string & args = "" );
class xtrx_sink_c :
public gr::sync_block,
public sink_iface
{
private:
friend xtrx_sink_c_sptr make_xtrx_sink_c(const std::string &args);
xtrx_sink_c(const std::string &args);
public:
~xtrx_sink_c();
std::string name();
static std::vector< std::string > get_devices( bool fake = false ) { return xtrx_obj::get_devices(); }
size_t get_num_channels( void );
osmosdr::meta_range_t get_sample_rates( void );
double set_sample_rate( double rate );
double get_sample_rate( void );
osmosdr::freq_range_t get_freq_range( size_t chan = 0 );
double set_center_freq( double freq, size_t chan = 0 );
double get_center_freq( size_t chan = 0 );
double set_freq_corr( double ppm, size_t chan = 0 );
double get_freq_corr( size_t chan = 0 );
std::vector<std::string> get_gain_names( size_t chan = 0 );
osmosdr::gain_range_t get_gain_range( size_t chan = 0 );
osmosdr::gain_range_t get_gain_range( const std::string & name, size_t chan = 0 );
bool set_gain_mode( bool automatic, size_t chan = 0 );
bool get_gain_mode( size_t chan = 0 );
double set_gain( double gain, size_t chan = 0 );
double set_gain( double gain, const std::string & name, size_t chan = 0 );
double get_gain( size_t chan = 0 );
double get_gain( const std::string & name, size_t chan = 0 );
std::vector< std::string > get_antennas( size_t chan = 0 );
std::string set_antenna( const std::string & antenna, size_t chan = 0 );
std::string get_antenna( size_t chan = 0 );
double set_bandwidth( double bandwidth, size_t chan = 0 );
double get_bandwidth( size_t chan = 0 );
int work (int noutput_items,
gr_vector_const_void_star &input_items,
gr_vector_void_star &output_items);
bool start();
bool stop();
void tag_process(int ninput_items);
private:
xtrx_obj_sptr _xtrx;
std::vector<gr::tag_t> _tags;
unsigned _sample_flags;
double _rate;
double _master;
double _freq;
double _corr;
double _bandwidth;
double _dsp;
bool _auto_gain;
xtrx_wire_format_t _otw;
bool _mimo_mode;
int _gain_tx;
unsigned _channels;
xtrx_antenna_t _ant;
uint64_t _ts;
bool _swap_ab;
bool _swap_iq;
bool _tdd;
bool _allow_dis;
std::string _dev;
};
#endif // xtrx_sink_c_H

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/* -*- c++ -*- */
/*
* Copyright 2016,2017 Sergey Kostanbaev <sergey.kostanbaev@fairwaves.co>
*
* 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.
*/
#include <fstream>
#include <string>
#include <sstream>
#include <map>
#include <boost/assign.hpp>
#include <boost/algorithm/string.hpp>
#include <boost/thread.hpp>
#include <boost/thread/thread.hpp>
#include <boost/thread/mutex.hpp>
#include <gnuradio/io_signature.h>
#include <gnuradio/blocks/deinterleave.h>
#include <gnuradio/blocks/float_to_complex.h>
#include "xtrx_source_c.h"
#include "arg_helpers.h"
using namespace boost::assign;
xtrx_source_c_sptr make_xtrx_source_c(const std::string &args)
{
return gnuradio::get_initial_sptr(new xtrx_source_c(args));
}
static size_t parse_nchan(const std::string &args)
{
size_t nchan = 1;
dict_t dict = params_to_dict(args);
if (dict.count("nchan"))
nchan = boost::lexical_cast< size_t >( dict["nchan"] );
if (nchan < 1)
nchan = 1;
return nchan;
}
xtrx_source_c::xtrx_source_c(const std::string &args) :
gr::sync_block("xtrx_source_c",
gr::io_signature::make(0, 0, 0),
gr::io_signature::make(parse_nchan(args),
parse_nchan(args),
sizeof(gr_complex))),
_sample_flags(0),
_rate(0),
_master(0),
_freq(0),
_corr(0),
_bandwidth(0),
_auto_gain(false),
_otw(XTRX_WF_16),
_mimo_mode(false),
_gain_lna(0),
_gain_tia(0),
_gain_pga(0),
_channels(parse_nchan(args)),
_swap_ab(false),
_swap_iq(false),
_loopback(false),
_tdd(false),
_fbctrl(false),
_timekey(false),
_dsp(0)
{
_id = pmt::string_to_symbol(args);
dict_t dict = params_to_dict(args);
if (dict.count("otw_format")) {
const std::string& otw = dict["otw_format"];
if (otw == "sc16" || otw == "16") {
_otw = XTRX_WF_16;
} else if (otw == "sc12" || otw == "12") {
_otw = XTRX_WF_12;
} else if (otw == "sc8" || otw == "8") {
_otw = XTRX_WF_8;
} else {
throw std::runtime_error("Parameter `otw_format` should be {sc16,sc12,sc8}");
}
}
if (dict.count("master")) {
_master = boost::lexical_cast< double >( dict["master"]);
}
std::cerr << args.c_str() << std::endl;
int loglevel = 4;
if (dict.count("loglevel")) {
loglevel = boost::lexical_cast< int >( dict["loglevel"] );
}
bool lmsreset = 0;
if (dict.count("lmsreset")) {
lmsreset = boost::lexical_cast< bool >( dict["lmsreset"] );
}
if (dict.count("fbctrl")) {
_fbctrl = boost::lexical_cast< bool >( dict["fbctrl"] );
}
if (dict.count("swap_ab")) {
_swap_ab = true;
std::cerr << "xtrx_source_c: swap AB channels";
}
if (dict.count("swap_iq")) {
_swap_iq = true;
std::cerr << "xtrx_source_c: swap IQ";
}
if (dict.count("sfl")) {
_sample_flags = boost::lexical_cast< unsigned >( dict["sfl"] );
}
if (dict.count("loopback")) {
_loopback = true;
std::cerr << "xtrx_source_c: loopback";
}
if (dict.count("tdd")) {
_tdd = true;
std::cerr << "xtrx_source_c: TDD mode";
}
if (dict.count("dsp")) {
_dsp = boost::lexical_cast< double >( dict["dsp"] );
std::cerr << "xtrx_source_c: DSP:" << _dsp;
}
if (dict.count("dev")) {
_dev = dict["dev"];
std::cerr << "xtrx_source_c: XTRX device: %s" << _dev.c_str();
}
_xtrx = xtrx_obj::get(_dev.c_str(), loglevel, lmsreset);
if (_xtrx->dev_count() * 2 == _channels) {
_mimo_mode = true;
} else if (_xtrx->dev_count() != _channels) {
throw std::runtime_error("Number of requested channels != number of devices");
}
if (dict.count("refclk")) {
xtrx_set_ref_clk(_xtrx->dev(), boost::lexical_cast< unsigned >( dict["refclk"] ), XTRX_CLKSRC_INT);
}
if (dict.count("extclk")) {
xtrx_set_ref_clk(_xtrx->dev(), boost::lexical_cast< unsigned >( dict["extclk"] ), XTRX_CLKSRC_EXT);
}
if (dict.count("vio")) {
unsigned vio = boost::lexical_cast< unsigned >( dict["vio"] );
_xtrx->set_vio(vio);
}
if (dict.count("dac")) {
unsigned dac = boost::lexical_cast< unsigned >( dict["dac"] );
xtrx_val_set(_xtrx->dev(), XTRX_TRX, XTRX_CH_ALL, XTRX_VCTCXO_DAC_VAL, dac);
}
if (dict.count("pmode")) {
unsigned pmode = boost::lexical_cast< unsigned >( dict["pmode"] );
xtrx_val_set(_xtrx->dev(), XTRX_TRX, XTRX_CH_ALL, XTRX_LMS7_PWR_MODE, pmode);
}
if (dict.count("timekey")) {
_timekey = boost::lexical_cast< bool >( dict["timekey"] );
}
std::cerr << "xtrx_source_c::xtrx_source_c()" << std::endl;
set_alignment(32);
if (_otw == XTRX_WF_16) {
if (_mimo_mode)
set_output_multiple(4096);
else
set_output_multiple(8192);
} else if (_otw == XTRX_WF_8) {
if (_mimo_mode)
set_output_multiple(8192);
else
set_output_multiple(16384);
}
}
xtrx_source_c::~xtrx_source_c()
{
std::cerr << "xtrx_source_c::~xtrx_source_c()" << std::endl;
}
std::string xtrx_source_c::name()
{
return "GrLibXTRX";
}
size_t xtrx_source_c::get_num_channels( void )
{
return output_signature()->max_streams();
}
osmosdr::meta_range_t xtrx_source_c::get_sample_rates( void )
{
osmosdr::meta_range_t range;
range += osmosdr::range_t( 200000, 160000000, 1 );
return range;
}
double xtrx_source_c::set_sample_rate( double rate )
{
std::cerr << "Set sample rate " << rate << std::endl;
_rate = _xtrx->set_smaplerate(rate, _master, false, _sample_flags);
return get_sample_rate();
}
double xtrx_source_c::get_sample_rate( void )
{
return _rate;
}
osmosdr::freq_range_t xtrx_source_c::get_freq_range( size_t chan )
{
osmosdr::freq_range_t range;
range += osmosdr::range_t( double(0.03e9), double(3.8e9), 1); // as far as we know
return range;
}
double xtrx_source_c::set_center_freq( double freq, size_t chan )
{
boost::mutex::scoped_lock lock(_xtrx->mtx);
_freq = freq;
double corr_freq = (freq)*(1.0 + (_corr) * 0.000001);
if (_tdd)
return get_center_freq(chan);
xtrx_channel_t xchan = (xtrx_channel_t)(XTRX_CH_A << chan);
std::cerr << "Set freq " << freq << std::endl;
int res = xtrx_tune_ex(_xtrx->dev(), XTRX_TUNE_RX_FDD, xchan, corr_freq - _dsp, &_freq);
if (res) {
std::cerr << "Unable to deliver frequency " << corr_freq << std::endl;
}
res = xtrx_tune_ex(_xtrx->dev(), XTRX_TUNE_BB_RX, xchan, _dsp, NULL);
return get_center_freq(chan);
}
double xtrx_source_c::get_center_freq( size_t chan )
{
return _freq;
}
double xtrx_source_c::set_freq_corr( double ppm, size_t chan )
{
_corr = ppm;
set_center_freq(_freq, chan);
return get_freq_corr( chan );
}
double xtrx_source_c::get_freq_corr( size_t chan )
{
return _corr;
}
static const std::map<std::string, xtrx_gain_type_t> s_lna_map = boost::assign::map_list_of
("LNA", XTRX_RX_LNA_GAIN)
("TIA", XTRX_RX_TIA_GAIN)
("PGA", XTRX_RX_PGA_GAIN)
("LB", XTRX_RX_LB_GAIN)
;
static xtrx_gain_type_t get_gain_type(const std::string& name)
{
std::map<std::string, xtrx_gain_type_t>::const_iterator it;
it = s_lna_map.find(name);
if (it != s_lna_map.end()) {
return it->second;
}
return XTRX_RX_LNA_GAIN;
}
static const std::vector<std::string> s_lna_list = boost::assign::list_of
("LNA")("TIA")("PGA")("LB")
;
std::vector<std::string> xtrx_source_c::get_gain_names( size_t chan )
{
return s_lna_list;
}
osmosdr::gain_range_t xtrx_source_c::get_gain_range( size_t chan )
{
return get_gain_range("LNA", chan);
}
osmosdr::gain_range_t xtrx_source_c::get_gain_range( const std::string & name, size_t chan )
{
osmosdr::gain_range_t range;
if (name == "LNA") {
range += osmosdr::range_t( 0, 24, 3 );
range += osmosdr::range_t( 25, 30, 1 );
} else if (name == "TIA") {
range += osmosdr::range_t( 0 );
range += osmosdr::range_t( 9 );
range += osmosdr::range_t( 12 );
} else if (name == "PGA") {
range += osmosdr::range_t( -12.5, 12.5, 1 );
} else if (name == "LB") {
range += osmosdr::range_t( -40, 0, 1 );
}
return range;
}
bool xtrx_source_c::set_gain_mode( bool automatic, size_t chan )
{
_auto_gain = automatic;
return get_gain_mode(chan);
}
bool xtrx_source_c::get_gain_mode( size_t chan )
{
return _auto_gain;
}
double xtrx_source_c::set_gain( double gain, size_t chan )
{
return set_gain(gain, "LNA", chan);
}
double xtrx_source_c::set_gain( double igain, const std::string & name, size_t chan )
{
boost::mutex::scoped_lock lock(_xtrx->mtx);
osmosdr::gain_range_t gains = xtrx_source_c::get_gain_range( name, chan );
double gain = gains.clip(igain);
double actual_gain;
xtrx_gain_type_t gt = get_gain_type(name);
std::cerr << "Set gain " << name << " (" << gt << "): " << igain << std::endl;
int res = xtrx_set_gain(_xtrx->dev(), (xtrx_channel_t)(XTRX_CH_A << chan),
gt, gain, &actual_gain);
if (res) {
std::cerr << "Unable to set gain `" << name.c_str() << "`; err=" << res << std::endl;
}
switch (gt) {
case XTRX_RX_LNA_GAIN: _gain_lna = actual_gain; break;
case XTRX_RX_TIA_GAIN: _gain_tia = actual_gain; break;
case XTRX_RX_PGA_GAIN: _gain_pga = actual_gain; break;
default: break;
}
return actual_gain;
}
double xtrx_source_c::get_gain( size_t chan )
{
return get_gain("LNA");
}
double xtrx_source_c::get_gain( const std::string & name, size_t chan )
{
xtrx_gain_type_t gt = get_gain_type(name);
switch (gt) {
case XTRX_RX_LNA_GAIN: return _gain_lna;
case XTRX_RX_TIA_GAIN: return _gain_tia;
case XTRX_RX_PGA_GAIN: return _gain_pga;
default: return 0;
}
}
double xtrx_source_c::set_if_gain(double gain, size_t chan)
{
return set_gain(gain, "PGA", chan);
}
double xtrx_source_c::set_bandwidth( double bandwidth, size_t chan )
{
boost::mutex::scoped_lock lock(_xtrx->mtx);
std::cerr << "Set bandwidth " << bandwidth << " chan " << chan << std::endl;
if (bandwidth <= 0.0) {
bandwidth = get_sample_rate() * 0.75;
if (bandwidth < 0.5e6) {
bandwidth = 0.5e6;
}
}
int res = xtrx_tune_rx_bandwidth(_xtrx->dev(), (xtrx_channel_t)(XTRX_CH_A << chan),
bandwidth, &_bandwidth);
if (res) {
std::cerr << "Can't set bandwidth: " << res << std::endl;
}
return get_bandwidth(chan);
}
double xtrx_source_c::get_bandwidth( size_t chan )
{
return _bandwidth;
}
osmosdr::freq_range_t xtrx_source_c::get_bandwidth_range( size_t chan )
{
return osmosdr::freq_range_t(500e3, 140e6, 0);
}
static const std::map<std::string, xtrx_antenna_t> s_ant_map = boost::assign::map_list_of
("AUTO", XTRX_RX_AUTO)
("RXL", XTRX_RX_L)
("RXH", XTRX_RX_H)
("RXW", XTRX_RX_W)
("RXL_LB", XTRX_RX_L_LB)
("RXW_LB", XTRX_RX_W_LB)
;
static const std::map<xtrx_antenna_t, std::string> s_ant_map_r = boost::assign::map_list_of
(XTRX_RX_AUTO, "AUTO")
(XTRX_RX_L, "RXL")
(XTRX_RX_H, "RXH")
(XTRX_RX_W, "RXW")
(XTRX_RX_L_LB, "RXL_LB")
(XTRX_RX_W_LB, "RXW_LB")
;
static xtrx_antenna_t get_ant_type(const std::string& name)
{
std::map<std::string, xtrx_antenna_t>::const_iterator it;
it = s_ant_map.find(name);
if (it != s_ant_map.end()) {
return it->second;
}
return XTRX_RX_AUTO;
}
static const std::vector<std::string> s_ant_list = boost::assign::list_of
("AUTO")("RXL")("RXH")("RXW")
;
std::vector< std::string > xtrx_source_c::get_antennas( size_t chan )
{
return s_ant_list;
}
std::string xtrx_source_c::set_antenna( const std::string & antenna, size_t chan )
{
boost::mutex::scoped_lock lock(_xtrx->mtx);
_ant = get_ant_type(antenna);
std::cerr << "Set antenna " << antenna << " type:" << _ant << std::endl;
int res = xtrx_set_antenna_ex(_xtrx->dev(), (xtrx_channel_t)(XTRX_CH_A << chan),
_ant);
if (res) {
std::cerr << "Can't set antenna: " << antenna << std::endl;
}
return get_antenna( chan );
}
std::string xtrx_source_c::get_antenna( size_t chan )
{
return s_ant_map_r.find(_ant)->second;
}
int xtrx_source_c::work (int noutput_items,
gr_vector_const_void_star &input_items,
gr_vector_void_star &output_items)
{
xtrx_recv_ex_info_t ri;
ri.samples = noutput_items;
ri.buffer_count = output_items.size();
ri.buffers = &output_items[0];
ri.flags = RCVEX_DONT_INSER_ZEROS | RCVEX_DROP_OLD_ON_OVERFLOW;
ri.timeout = 1000;
int res = xtrx_recv_sync_ex(_xtrx->dev(), &ri);
if (res) {
std::stringstream message;
message << "xtrx_recv_sync error: " << -res;
throw std::runtime_error( message.str() );
}
if (_timekey) {
uint64_t seconds = (ri.out_first_sample / _rate);
double fractional = (ri.out_first_sample - (uint64_t)(_rate * seconds)) / _rate;
//std::cerr << "Time " << seconds << ":" << fractional << std::endl;
const pmt::pmt_t val = pmt::make_tuple
(pmt::from_uint64(seconds),
pmt::from_double(fractional));
for(size_t i = 0; i < output_items.size(); i++) {
this->add_item_tag(i, nitems_written(0), TIME_KEY,
val, _id);
this->add_item_tag(i, nitems_written(0), RATE_KEY,
pmt::from_double(_rate), _id);
this->add_item_tag(i, nitems_written(0), FREQ_KEY,
pmt::from_double(this->get_center_freq(i)), _id);
}
}
return ri.out_samples;
}
bool xtrx_source_c::start()
{
boost::mutex::scoped_lock lock(_xtrx->mtx);
xtrx_run_params_t params;
xtrx_run_params_init(&params);
params.dir = XTRX_RX;
if (!_mimo_mode)
params.rx.flags |= XTRX_RSP_SISO_MODE;
if (_swap_ab)
params.rx.flags |= XTRX_RSP_SWAP_AB;
if (_swap_iq)
params.rx.flags |= XTRX_RSP_SWAP_IQ;
params.rx.hfmt = XTRX_IQ_FLOAT32;
params.rx.wfmt = _otw;
params.rx.chs = XTRX_CH_AB;
params.rx.paketsize = 0;
params.rx_stream_start = 256*1024;
params.nflags = (_loopback) ? XTRX_RUN_DIGLOOPBACK : 0;
int res = xtrx_run_ex(_xtrx->dev(), &params);
if (res) {
std::cerr << "Got error: " << res << std::endl;
}
res = xtrx_tune_ex(_xtrx->dev(), XTRX_TUNE_BB_RX, XTRX_CH_ALL, _dsp, NULL);
return res == 0;
}
bool xtrx_source_c::stop()
{
boost::mutex::scoped_lock lock(_xtrx->mtx);
//TODO:
std::cerr << "xtrx_source_c::stop()" << std::endl;
int res = xtrx_stop(_xtrx->dev(), XTRX_RX);
if (res) {
std::cerr << "Got error: " << res << std::endl;
}
return res == 0;
}

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/* -*- c++ -*- */
/*
* Copyright 2016,2017 Sergey Kostanbaev <sergey.kostanbaev@fairwaves.co>
*
* 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.
*/
#ifndef XTRX_SOURCE_C_H
#define XTRX_SOURCE_C_H
#include <gnuradio/block.h>
#include <gnuradio/sync_block.h>
#include "source_iface.h"
#include "xtrx_obj.h"
static const pmt::pmt_t TIME_KEY = pmt::string_to_symbol("rx_time");
static const pmt::pmt_t RATE_KEY = pmt::string_to_symbol("rx_rate");
static const pmt::pmt_t FREQ_KEY = pmt::string_to_symbol("rx_freq");
class xtrx_source_c;
typedef boost::shared_ptr< xtrx_source_c > xtrx_source_c_sptr;
xtrx_source_c_sptr make_xtrx_source_c( const std::string & args = "" );
class xtrx_source_c :
public gr::sync_block,
public source_iface
{
private:
friend xtrx_source_c_sptr make_xtrx_source_c(const std::string &args);
xtrx_source_c(const std::string &args);
public:
~xtrx_source_c();
std::string name();
static std::vector< std::string > get_devices( bool fake = false ) { return xtrx_obj::get_devices(); }
size_t get_num_channels( void );
osmosdr::meta_range_t get_sample_rates( void );
double set_sample_rate( double rate );
double get_sample_rate( void );
osmosdr::freq_range_t get_freq_range( size_t chan = 0 );
double set_center_freq( double freq, size_t chan = 0 );
double get_center_freq( size_t chan = 0 );
double set_freq_corr( double ppm, size_t chan = 0 );
double get_freq_corr( size_t chan = 0 );
std::vector<std::string> get_gain_names( size_t chan = 0 );
osmosdr::gain_range_t get_gain_range( size_t chan = 0 );
osmosdr::gain_range_t get_gain_range( const std::string & name, size_t chan = 0 );
bool set_gain_mode( bool automatic, size_t chan = 0 );
bool get_gain_mode( size_t chan = 0 );
double set_gain( double gain, size_t chan = 0 );
double set_gain( double gain, const std::string & name, size_t chan = 0 );
double get_gain( size_t chan = 0 );
double get_gain( const std::string & name, size_t chan = 0 );
double set_if_gain( double gain, size_t chan = 0 );
std::vector< std::string > get_antennas( size_t chan = 0 );
std::string set_antenna( const std::string & antenna, size_t chan = 0 );
std::string get_antenna( size_t chan = 0 );
double set_bandwidth( double bandwidth, size_t chan = 0 );
double get_bandwidth( size_t chan = 0 );
osmosdr::freq_range_t get_bandwidth_range( size_t chan = 0);
int work (int noutput_items,
gr_vector_const_void_star &input_items,
gr_vector_void_star &output_items);
bool start();
bool stop();
private:
xtrx_obj_sptr _xtrx;
pmt::pmt_t _id;
unsigned _sample_flags;
double _rate;
double _master;
double _freq;
double _corr;
double _bandwidth;
bool _auto_gain;
xtrx_wire_format_t _otw;
bool _mimo_mode;
int _gain_lna;
int _gain_tia;
int _gain_pga;
unsigned _channels;
xtrx_antenna_t _ant;
bool _swap_ab;
bool _swap_iq;
bool _loopback;
bool _tdd;
bool _fbctrl;
bool _timekey;
double _dsp;
std::string _dev;
};
#endif // XTRX_SOURCE_C_H