Second attempt: I removed all the changes not related to Perseus.
@Sylvain: thanks for take time to review.
---
CMakeLists.txt | 1 +
cmake/Modules/FindLibPERSEUS.cmake | 24 ++
lib/CMakeLists.txt | 8 +
lib/config.h.in | 1 +
lib/device.cc | 8 +
lib/perseus/CMakeLists.txt | 37 +++
lib/perseus/perseus_source_c.cc | 613 +++++++++++++++++++++++++++++++++++++
lib/perseus/perseus_source_c.h | 135 ++++++++
lib/source_impl.cc | 18 +-
9 files changed, 844 insertions(+), 1 deletion(-)
create mode 100644 cmake/Modules/FindLibPERSEUS.cmake
create mode 100644 lib/perseus/CMakeLists.txt
create mode 100644 lib/perseus/perseus_source_c.cc
create mode 100644 lib/perseus/perseus_source_c.h
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 296456d..94acd4c 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -173,6 +173,7 @@ find_package(Volk)
find_package(LibbladeRF)
find_package(SoapySDR NO_MODULE)
find_package(LibFreeSRP)
+find_package(LibPERSEUS)
find_package(Doxygen)
if(NOT GNURADIO_RUNTIME_FOUND)
diff --git a/cmake/Modules/FindLibPERSEUS.cmake b/cmake/Modules/FindLibPERSEUS.cmake
new file mode 100644
index 0000000..5477327
--- /dev/null
+++ b/cmake/Modules/FindLibPERSEUS.cmake
@@ -0,0 +1,24 @@
+INCLUDE(FindPkgConfig)
+PKG_CHECK_MODULES(PC_LIBPERSEUS libperseus-sdr)
+
+FIND_PATH(
+ LIBPERSEUS_INCLUDE_DIRS
+ NAMES perseus-sdr.h
+ HINTS $ENV{LIBPERSEUS_DIR}/include
+ ${PC_LIBPERSEUS_INCLUDEDIR}
+ PATHS /usr/local/include
+ /usr/include
+)
+
+FIND_LIBRARY(
+ LIBPERSEUS_LIBRARIES
+ NAMES perseus-sdr
+ HINTS $ENV{LIBPERSEUS_DIR}/lib
+ ${PC_LIBPERSEUS_LIBDIR}
+ PATHS /usr/local/lib
+ /usr/lib
+)
+
+INCLUDE(FindPackageHandleStandardArgs)
+FIND_PACKAGE_HANDLE_STANDARD_ARGS(LIBPERSEUS DEFAULT_MSG LIBPERSEUS_LIBRARIES LIBPERSEUS_INCLUDE_DIRS)
+MARK_AS_ADVANCED(LIBPERSEUS_LIBRARIES LIBPERSEUS_INCLUDE_DIRS)
diff --git a/lib/CMakeLists.txt b/lib/CMakeLists.txt
index c05b8d9..f555816 100644
--- a/lib/CMakeLists.txt
+++ b/lib/CMakeLists.txt
@@ -249,6 +249,14 @@ GR_INCLUDE_SUBDIRECTORY(freesrp)
endif(ENABLE_FREESRP)
########################################################################
+# Setup PERSEUS component
+########################################################################
+GR_REGISTER_COMPONENT("Microtelecom Perseus Receiver" ENABLE_PERSEUS LIBPERSEUS_FOUND)
+if(ENABLE_PERSEUS)
+GR_INCLUDE_SUBDIRECTORY(perseus)
+endif(ENABLE_PERSEUS)
+
+########################################################################
# Setup configuration file
########################################################################
ADD_DEFINITIONS(-DHAVE_CONFIG_H=1)
diff --git a/lib/config.h.in b/lib/config.h.in
index 42e72f1..dac7e39 100644
--- a/lib/config.h.in
+++ b/lib/config.h.in
@@ -19,6 +19,7 @@
#cmakedefine ENABLE_SOAPY
#cmakedefine ENABLE_REDPITAYA
#cmakedefine ENABLE_FREESRP
+#cmakedefine ENABLE_PERSEUS
//provide NAN define for MSVC older than VC12
#if defined(_MSC_VER) && (_MSC_VER < 1800)
diff --git a/lib/device.cc b/lib/device.cc
index 025a22b..df0d734 100644
--- a/lib/device.cc
+++ b/lib/device.cc
@@ -90,6 +90,10 @@
#include <freesrp_source_c.h>
#endif
+#ifdef ENABLE_PERSEUS
+#include <perseus_source_c.h>
+#endif
+
#include "arg_helpers.h"
using namespace osmosdr;
@@ -194,6 +198,10 @@ devices_t device::find(const device_t &hint)
BOOST_FOREACH( std::string dev, soapy_source_c::get_devices() )
devices.push_back( device_t(dev) );
#endif
+#ifdef ENABLE_PERSEUS
+ BOOST_FOREACH( std::string dev, perseus_source_c::get_devices() )
+ devices.push_back( device_t(dev) );
+#endif
/* software-only sources should be appended at the very end,
* hopefully resulting in hardware sources to be shown first
diff --git a/lib/perseus/CMakeLists.txt b/lib/perseus/CMakeLists.txt
new file mode 100644
index 0000000..f45a10d
--- /dev/null
+++ b/lib/perseus/CMakeLists.txt
@@ -0,0 +1,37 @@
+# Copyright 2017 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
+########################################################################
+
+include_directories(
+ ${CMAKE_CURRENT_SOURCE_DIR}
+ ${LIBPERSEUS_INCLUDE_DIRS}
+)
+
+set(perseus_srcs
+ ${CMAKE_CURRENT_SOURCE_DIR}/perseus_source_c.cc
+)
+
+########################################################################
+# Append gnuradio-osmosdr library sources
+########################################################################
+list(APPEND gr_osmosdr_srcs ${perseus_srcs})
+list(APPEND gr_osmosdr_libs ${LIBPERSEUS_LIBRARIES} ${GNURADIO_BLOCKS_LIBRARIES})
diff --git a/lib/perseus/perseus_source_c.cc b/lib/perseus/perseus_source_c.cc
new file mode 100644
index 0000000..bf7c9be
--- /dev/null
+++ b/lib/perseus/perseus_source_c.cc
@@ -0,0 +1,613 @@
+/* -*- c++ -*- */
+/*
+ * Copyright 2018 Andrea Montefusco IW0HDV
+ *
+ * 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 <stdexcept>
+#include <iostream>
+#include <algorithm>
+
+#include <boost/assign.hpp>
+#include <boost/format.hpp>
+#include <boost/detail/endian.hpp>
+#include <boost/algorithm/string.hpp>
+#include <boost/thread/thread.hpp>
+
+#include <gnuradio/io_signature.h>
+
+#include "perseus_source_c.h"
+#include "arg_helpers.h"
+
+
+
+using namespace boost::assign;
+
+#define PERSEUS_FORMAT_ERROR(ret, msg) \
+ boost::str( boost::format(msg " (%1%)") % ret )
+
+#define PERSEUS_THROW_ON_ERROR(ret, msg) \
+ if ( ret != PERSEUS_NOERROR ) \
+ { \
+ throw std::runtime_error( PERSEUS_FORMAT_ERROR(ret, msg) ); \
+ }
+
+#define PERSEUS_FUNC_STR(func, arg) \
+ boost::str(boost::format(func "(%1%)") % arg) + " has failed"
+
+perseus_source_c_sptr make_perseus_source_c (const std::string & args)
+{
+ return gnuradio::get_initial_sptr(new perseus_source_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 = 0; // mininum number of input streams
+static const int MAX_IN = 0; // maximum number of input streams
+static const int MIN_OUT = 1; // minimum number of output streams
+static const int MAX_OUT = 1; // maximum number of output streams
+
+/*
+ * The private constructor
+ */
+perseus_source_c::perseus_source_c (const std::string &args)
+ : gr::sync_block ("perseus_source_c",
+ gr::io_signature::make(MIN_IN, MAX_IN, sizeof (gr_complex)),
+ gr::io_signature::make(MIN_OUT, MAX_OUT, sizeof (gr_complex))),
+ _dev(NULL),
+ _sample_rate(0),
+ _center_freq(0),
+ _freq_corr(0),
+ _frun(false),
+ _cnt(0),
+ _att_value(0),
+ _adc_preamp(false),
+ _adc_dither(false),
+ _preselector(false)
+{
+ dict_t dict = params_to_dict(args);
+
+ _dev = NULL;
+
+ // Set debug info dumped to stderr to the maximum verbose level
+ perseus_set_debug(3);
+
+ // Check how many Perseus receivers are connected to the system
+ int num_perseus = perseus_init();
+ std::cerr << "## Microtelecom Perseus ctor: " << num_perseus << " Perseus receivers found." << std::endl;
+
+ if (num_perseus==0) {
+ perseus_exit();
+ PERSEUS_THROW_ON_ERROR(PERSEUS_DEVNOTFOUND, "No Perseus receivers detected");
+ }
+ // Open the first one...
+ if ((_dev = perseus_open(0)) == NULL) {
+ PERSEUS_THROW_ON_ERROR(PERSEUS_DEVNOTFOUND, "Unable to open Perseus device");
+ }
+ // Download the standard firmware to the unit
+ std::cerr << "Downloading firmware..." << std::endl;
+ if (int rc = perseus_firmware_download(_dev,NULL)<0) {
+ PERSEUS_THROW_ON_ERROR (rc, "firmware download error");
+ }
+
+ // Dump some information about the receiver (S/N and HW rev)
+ int flag;
+ perseus_is_preserie(_dev, &flag);
+ if (flag != 0)
+ fprintf(stderr, "The device is a preserie unit");
+ else {
+ eeprom_prodid prodid;
+ if (perseus_get_product_id(_dev,&prodid)<0)
+ fprintf(stderr, "get product id error: %s", perseus_errorstr());
+ else
+ fprintf(stderr, "Receiver S/N: %05d-%02hX%02hX-%02hX%02hX-%02hX%02hX - HW Release:%hd.%hd\n",
+ (uint16_t) prodid.sn,
+ (uint16_t) prodid.signature[5],
+ (uint16_t) prodid.signature[4],
+ (uint16_t) prodid.signature[3],
+ (uint16_t) prodid.signature[2],
+ (uint16_t) prodid.signature[1],
+ (uint16_t) prodid.signature[0],
+ (uint16_t) prodid.hwrel,
+ (uint16_t) prodid.hwver);
+ }
+ // Printing all sampling rates available .....
+ {
+ int buf[BUFSIZ];
+
+ if (perseus_get_sampling_rates (_dev, buf, sizeof(buf)/sizeof(buf[0])) < 0) {
+ fprintf(stderr, "get sampling rates error: %s\n", perseus_errorstr());
+ } else {
+ int i = 0;
+ while (buf[i]) {
+ fprintf(stderr, "#%d: sample rate: %d\n", i, buf[i]);
+ _sample_rates.push_back( std::pair<double, uint32_t>( buf[i], i ) );
+ i++;
+ }
+ /* since they may (and will) give us an unsorted array we have to sort it here
+ * to play nice with the monotonic requirement of meta-range later on */
+ std::sort(_sample_rates.begin(), _sample_rates.end());
+
+ for (size_t i = 0; i < _sample_rates.size(); i++)
+ std::cerr << boost::format("%gM ") % (_sample_rates[i].first / 1e6);
+
+ std::cerr << std::endl;
+ }
+ }
+ // Configure the receiver for 2 MS/s operations
+ fprintf(stderr, "Configuring FPGA...\n");
+ if (int ret = perseus_set_sampling_rate(_dev, 96000) < 0) { // specify the sampling rate value in Samples/second
+ std::cerr << "fpga configuration error: " << perseus_errorstr() << std::endl;
+ PERSEUS_THROW_ON_ERROR(ret, "Perseus fpga configuration error");
+ }
+
+ perseus_set_attenuator_in_db(_dev, _att_value);
+ // Enable ADC Dither, Disable ADC Preamp
+ perseus_set_adc(_dev, _adc_dither == true ? 1:0, _adc_preamp == true ? 1:0);
+ // set the NCO frequency in the middle of the range allowed
+ set_center_freq( (get_freq_range().start() + get_freq_range().stop()) / 2.0 );
+ set_sample_rate( get_sample_rates().start() );
+
+ _fifo = new boost::circular_buffer<gr_complex>(5000000);
+ if (!_fifo) {
+ throw std::runtime_error( std::string(__FUNCTION__) + " " +
+ "Failed to allocate a sample FIFO!" );
+ }
+}
+
+/*
+ * Our virtual destructor.
+ */
+perseus_source_c::~perseus_source_c ()
+{
+ if (_dev) {
+ if (_frun) stop();
+ int ret = perseus_close(_dev);
+ if ( ret != PERSEUS_NOERROR ) {
+ std::cerr << PERSEUS_FORMAT_ERROR(ret, "Failed to close Perseus") << std::endl;
+ } else
+ _dev = NULL;
+ }
+ perseus_exit();
+
+ if (_fifo) {
+ delete _fifo;
+ _fifo = NULL;
+ }
+}
+
+
+typedef union {
+ struct {
+ int32_t i;
+ int32_t q;
+ } __attribute__((__packed__)) iq;
+ struct {
+ uint8_t i1;
+ uint8_t i2;
+ uint8_t i3;
+ uint8_t i4;
+ uint8_t q1;
+ uint8_t q2;
+ uint8_t q3;
+ uint8_t q4;
+ } __attribute__((__packed__)) ;
+} iq_sample;
+
+
+int perseus_source_c::perseus_rx_callback(void *buf, int buf_size)
+{
+ size_t i, n_avail, to_copy, num_samples;
+
+ uint8_t *samplebuf = (uint8_t*)buf;
+
+ num_samples = buf_size/6;
+
+ if (buf_size % 6)
+ std::cerr << "FATAL !!!!!!! not on boundary" << std::endl;
+
+ iq_sample s;
+
+ _fifo_lock.lock();
+
+ n_avail = _fifo->capacity() - _fifo->size();
+ to_copy = (n_avail < num_samples ? n_avail : num_samples);
+
+ for (i = 0; i < to_copy; i++ ) {
+
+ s.i1 = s.q1 = 0;
+ s.i2 = *samplebuf++;
+ s.i3 = *samplebuf++;
+ s.i4 = *samplebuf++;
+ s.q2 = *samplebuf++;
+ s.q3 = *samplebuf++;
+ s.q4 = *samplebuf++;
+
+ // convert 24 bit two's complements integers to float in [-1.0 - +1.0] range
+ // Push sample to the fifo
+ _fifo->push_back( gr_complex( (float)(s.iq.i) / (INT_MAX - 256), (float)(s.iq.q) / (INT_MAX - 256) ) );
+
+ }
+ // keep a counter of processed bytes
+ _cnt += buf_size;
+
+ _fifo_lock.unlock();
+
+ /* We have made some new samples available to the consumer in work() */
+ if (to_copy) {
+ //std::cerr << "+" << std::flush;
+ _samp_avail.notify_one();
+ }
+
+ /* Indicate overrun, if necessary */
+ if (to_copy < num_samples)
+ std::cerr << "O" << std::flush;
+
+ return 0; // TODO: return -1 on error/stop
+}
+
+// static method used as callback from the libperseus-sdr library
+int perseus_source_c::_perseus_rx_callback(void *buf, int buf_size, void *extra)
+{
+ perseus_source_c *obj = (perseus_source_c *)extra;
+
+ return obj->perseus_rx_callback((float *)buf, buf_size);
+
+ return 0;
+}
+
+
+bool perseus_source_c::start()
+{
+ int ret;
+
+ if ( ! _dev )
+ return false;
+
+ std::cerr << "***** START COUNTER: " << _cnt
+ << " mod 6 " << (_cnt % 6) << std::endl;
+
+ _frun = true;
+
+ // in order to guarantee samples stream synchronization
+ // re-set the sample rate each time the stream is started
+ set_sample_rate( get_sample_rate() );
+
+ ret = perseus_start_async_input(_dev,
+ 6 * 1024 * 2 /* buffer size */,
+ perseus_source_c::_perseus_rx_callback,
+ (void *)this);
+ if (ret != PERSEUS_NOERROR) {
+ std::cerr << "Failed to start RX streaming ("
+ << ret << ")" << std::endl;
+ return false;
+ } else
+ return true;
+}
+
+bool perseus_source_c::stop()
+{
+ if ( ! _dev )
+ return false;
+
+ _frun = false;
+
+ std::cerr << "***** STOP COUNTER: " << _cnt
+ << " mod 6 " << (_cnt % 6) << std::endl;
+
+ int ret = perseus_stop_async_input(_dev);
+
+ if ( ret != PERSEUS_NOERROR ) {
+ std::cerr << "Failed to stop RX streaming (" << ret << ")" << std::endl;
+ return false;
+ } else
+ return true;
+}
+
+int perseus_source_c::work( int noutput_items,
+ gr_vector_const_void_star &input_items,
+ gr_vector_void_star &output_items )
+{
+ gr_complex *out = (gr_complex *)output_items[0];
+
+ if ( _frun == false ) return WORK_DONE;
+
+ boost::unique_lock<boost::mutex> lock(_fifo_lock);
+
+ /* Wait until we have the requested number of samples */
+ int n_samples_avail = _fifo->size();
+
+ while (n_samples_avail < noutput_items) {
+ _samp_avail.wait(lock);
+ n_samples_avail = _fifo->size();
+ }
+
+ for(int i = 0; i < noutput_items; ++i) {
+ out[i] = _fifo->at(0);
+ _fifo->pop_front();
+ }
+
+ return noutput_items;
+}
+
+std::vector<std::string> perseus_source_c::get_devices()
+{
+ std::vector<std::string> devices;
+ std::string label;
+
+ std::string args = "perseus=0,label='Perseus'";
+ devices.push_back( args );
+
+ return devices;
+}
+
+size_t perseus_source_c::get_num_channels()
+{
+ return 1;
+}
+
+osmosdr::meta_range_t perseus_source_c::get_sample_rates()
+{
+ osmosdr::meta_range_t range;
+
+ for (size_t i = 0; i < _sample_rates.size(); i++) {
+ range += osmosdr::range_t( _sample_rates[i].first );
+ std::cerr << "SR: " << i << " : ("
+ << _sample_rates[i].first << ")" << std::endl;
+ }
+ return range;
+}
+
+double perseus_source_c::set_sample_rate( double rate )
+{
+ int ret;
+ if ((ret = perseus_set_sampling_rate(_dev, rate)) < 0) {
+ PERSEUS_THROW_ON_ERROR(ret, "Unable to set sample rate.");
+ } else
+ _sample_rate = rate;
+
+ return get_sample_rate();
+}
+
+double perseus_source_c::get_sample_rate()
+{
+ return _sample_rate;
+}
+
+osmosdr::freq_range_t perseus_source_c::get_freq_range( size_t chan )
+{
+ osmosdr::freq_range_t range;
+
+ range += osmosdr::range_t( PERSEUS_DDC_FREQ_MIN, PERSEUS_DDC_FREQ_MAX );
+
+ return range;
+}
+
+double perseus_source_c::set_center_freq( double freq, size_t chan )
+{
+ int ret;
+
+ if (_dev) {
+ ret =
+ perseus_set_ddc_center_freq(_dev,
+ (uint64_t)(freq * (1.0 + (_freq_corr * 10e-6))),
+ _preselector == true ? 1:0);
+ if ( ret == PERSEUS_NOERROR ) {
+ _center_freq = freq;
+ } else {
+ PERSEUS_THROW_ON_ERROR( ret, PERSEUS_FUNC_STR( "perseus_set_ddc_center_freq", freq ) )
+ }
+ }
+
+ return get_center_freq( chan );
+}
+
+double perseus_source_c::get_center_freq( size_t chan )
+{
+ return _center_freq;
+}
+
+double perseus_source_c::set_freq_corr( double ppm, size_t chan )
+{
+ return _freq_corr = ppm;
+}
+
+double perseus_source_c::get_freq_corr( size_t chan )
+{
+ return _freq_corr;
+}
+
+std::vector<std::string> perseus_source_c::get_gain_names( size_t chan )
+{
+ std::vector< std::string > names;
+
+ names += "Attenuator";
+ names += "ADC preamp";
+ names += "ADC dither";
+
+ return names;
+}
+
+//
+// FIXME
+//
+osmosdr::gain_range_t perseus_source_c::get_gain_range( size_t chan )
+{
+ return get_gain_range( "Attenuator", chan );
+}
+
+osmosdr::gain_range_t perseus_source_c::get_gain_range( const std::string & name, size_t chan )
+{
+ if ( "Attenuator" == name ) {
+ return osmosdr::gain_range_t( -30, 0, 10 );
+ }
+ if ( "ADC preamp" == name ) {
+ return osmosdr::gain_range_t( 0, 6, 6 );
+ }
+ if ( "ADC dither" == name ) {
+ return osmosdr::gain_range_t( 0, 1, 1 );
+ }
+
+ return osmosdr::gain_range_t();
+}
+
+
+double perseus_source_c::set_attenuator( double gain, size_t chan )
+{
+ int ret;
+
+ gain = - gain;
+ if (_dev && _att_value != gain) {
+ ret = perseus_set_attenuator_in_db (_dev, gain);
+
+ if ( PERSEUS_NOERROR == ret ) {
+ _att_value = gain;
+ } else {
+ std::cerr << "ERROR: perseus_set_attenuator_in_db: " << gain << std::endl;
+ }
+ }
+
+ return _att_value;
+}
+
+double perseus_source_c::set_adc_preamp( double gain, size_t chan )
+{
+ std::cerr << "set_adc_preamp: " << gain << std::endl;
+
+ if (_dev) {
+ _adc_preamp = (gain != 0. ? true : false);
+ int ret =
+ perseus_set_adc(_dev, _adc_dither == true ? 1:0, _adc_preamp == true ? 1:0);
+ if ( PERSEUS_NOERROR != ret ) {
+ std::cerr << "ERROR: perseus_set_adc" << ret << std::endl;
+ }
+ }
+ return gain;
+}
+
+double perseus_source_c::set_adc_dither( double gain, size_t chan )
+{
+ std::cerr << "set_adc_dither: " << gain << std::endl;
+
+ if (_dev) {
+ _adc_dither = (gain != 0. ? true : false);
+ int ret =
+ perseus_set_adc(_dev, _adc_dither == true ? 1:0, _adc_preamp == true ? 1:0);
+ if ( PERSEUS_NOERROR != ret ) {
+ std::cerr << "ERROR: perseus_set_adc" << ret << std::endl;
+ }
+ }
+ return gain;
+}
+
+double perseus_source_c::get_attenuator( size_t chan )
+{
+ return _att_value;
+}
+
+double perseus_source_c::get_adc_preamp(size_t chan )
+{
+ double v = _adc_preamp == true ? 6. : 0.;
+ std::cerr << "get_adc_preamp: " << _adc_preamp << " value" << v << std::endl;
+ return v;
+}
+
+double perseus_source_c::get_adc_dither(size_t chan )
+{
+ double v = _adc_dither == true ? 1. : 0.;
+ std::cerr << "get_adc_dither: " << _adc_dither << " value" << v << std::endl;
+ return v;
+}
+
+
+double perseus_source_c::set_gain( double gain, const std::string & name, size_t chan)
+{
+ if ( "Attenuator" == name ) {
+ return set_attenuator( gain, chan );
+ }
+ if ( "ADC preamp" == name ) {
+ return set_adc_preamp( gain, chan );
+ }
+ if ( "ADC dither" == name ) {
+ return set_adc_dither( gain, chan );
+ }
+ return gain;
+}
+
+
+double perseus_source_c::get_gain( const std::string & name, size_t chan )
+{
+ if ( "Attenuator" == name ) {
+ return get_attenuator( chan );
+ }
+ if ( "ADC preamp" == name ) {
+ return get_adc_preamp( chan );
+ }
+ if ( "ADC dither" == name ) {
+ return get_adc_dither( chan );
+ }
+ return 0.0;
+}
+
+
+
+std::vector< std::string > perseus_source_c::get_antennas( size_t chan )
+{
+ std::vector< std::string > antennas;
+
+ antennas += "RX";
+ antennas += "RX+PRESELECTOR";
+
+ return antennas;
+}
+
+std::string perseus_source_c::set_antenna( const std::string & antenna, size_t chan )
+{
+ if ( antenna == "RX" ) {
+ _preselector = false;
+ set_center_freq( get_center_freq() );
+ return "RX";
+ }
+ if ( antenna == "RX+PRESELECTOR" ) {
+ _preselector = true;
+ set_center_freq( get_center_freq() );
+ return "RX+PRESELECTOR";
+ }
+ return get_antenna( chan );
+}
+
+std::string perseus_source_c::get_antenna( size_t chan )
+{
+ std::cerr << "perseus_source_c::get_antenna: " << chan << std::endl;
+ return "RX";
+}
diff --git a/lib/perseus/perseus_source_c.h b/lib/perseus/perseus_source_c.h
new file mode 100644
index 0000000..55d3f89
--- /dev/null
+++ b/lib/perseus/perseus_source_c.h
@@ -0,0 +1,135 @@
+/* -*- c++ -*- */
+/*
+ * Copyright 2013 Dimitri Stolnikov <horiz0n(a)gmx.net>
+ *
+ * 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.
+ */
+#ifndef INCLUDED_PERSEUS_SOURCE_C_H
+#define INCLUDED_PERSEUS_SOURCE_C_H
+
+#include <boost/circular_buffer.hpp>
+#include <boost/thread/mutex.hpp>
+#include <boost/thread/condition_variable.hpp>
+
+#include <gnuradio/sync_block.h>
+
+#include "source_iface.h"
+#include <perseus-sdr.h>
+
+class perseus_source_c;
+
+typedef boost::shared_ptr<perseus_source_c> perseus_source_c_sptr;
+
+/*!
+ * \brief Return a shared_ptr to a new instance of perseus_source_c.
+ *
+ * To avoid accidental use of raw pointers, perseus_source_c's
+ * constructor is private. make_perseus_source_c is the public
+ * interface for creating new instances.
+ */
+perseus_source_c_sptr make_perseus_source_c (const std::string & args = "");
+
+/*!
+ * \brief Provides a stream of complex samples.
+ * \ingroup block
+ */
+class perseus_source_c :
+ public gr::sync_block,
+ public source_iface
+{
+private:
+ // The friend declaration allows make_perseus_source_c to
+ // access the private constructor.
+
+ friend perseus_source_c_sptr make_perseus_source_c (const std::string & args);
+
+ perseus_source_c (const std::string & args);
+
+public:
+ ~perseus_source_c ();
+
+ bool start();
+ bool stop();
+
+ int work( int noutput_items,
+ gr_vector_const_void_star &input_items,
+ gr_vector_void_star &output_items );
+
+ static std::vector< std::string > 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 );
+
+ double set_gain( double gain, size_t chan = 0 ) {return gain; }
+ double get_gain( size_t chan = 0 ) {return _att_value; }
+
+ double set_attenuator( double gain, size_t chan = 0 );
+ double get_attenuator( size_t chan = 0 );
+
+ double set_adc_preamp( double gain, size_t chan = 0 );
+ double get_adc_preamp( size_t chan = 0 );
+
+ double set_adc_dither( double gain, size_t chan = 0 );
+ double get_adc_dither( size_t chan = 0 );
+
+ double set_gain( double gain, const std::string & name, 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 );
+
+
+private:
+ static int _perseus_rx_callback(void *buf, int buf_size, void *extra);
+
+ int perseus_rx_callback(void *samples, int sample_count);
+
+ perseus_descr *_dev;
+
+ boost::circular_buffer<gr_complex> *_fifo;
+ boost::mutex _fifo_lock;
+ boost::condition_variable _samp_avail;
+
+ std::vector< std::pair<double, uint32_t> > _sample_rates;
+ double _sample_rate;
+ double _center_freq;
+ double _freq_corr;
+
+ bool _frun;
+ int _cnt;
+ double _att_value;
+ bool _adc_preamp;
+ bool _adc_dither;
+ bool _preselector;
+};
+
+#endif /* INCLUDED_PERSEUS_SOURCE_C_H */
diff --git a/lib/source_impl.cc b/lib/source_impl.cc
index a28f314..ead4ef7 100644
--- a/lib/source_impl.cc
+++ b/lib/source_impl.cc
@@ -92,6 +92,9 @@
#include <freesrp_source_c.h>
#endif
+#ifdef ENABLE_PERSEUS
+#include <perseus_source_c.h>
+#endif
#include "arg_helpers.h"
#include "source_impl.h"
@@ -171,6 +174,9 @@ source_impl::source_impl( const std::string &args )
#ifdef ENABLE_FREESRP
dev_types.push_back("freesrp");
#endif
+#ifdef ENABLE_PERSEUS
+ dev_types.push_back("perseus");
+#endif
std::cerr << "gr-osmosdr "
<< GR_OSMOSDR_VERSION << " (" << GR_OSMOSDR_LIBVER << ") "
<< "gnuradio " << gr::version() << std::endl;
@@ -252,7 +258,10 @@ source_impl::source_impl( const std::string &args )
BOOST_FOREACH( std::string dev, freesrp_source_c::get_devices() )
dev_list.push_back( dev );
#endif
-
+#ifdef ENABLE_PERSEUS
+ BOOST_FOREACH( std::string dev, perseus_source_c::get_devices() )
+ dev_list.push_back( dev );
+#endif
// std::cerr << std::endl;
// BOOST_FOREACH( std::string dev, dev_list )
// std::cerr << "'" << dev << "'" << std::endl;
@@ -383,6 +392,13 @@ source_impl::source_impl( const std::string &args )
}
#endif
+#ifdef ENABLE_PERSEUS
+ if ( dict.count("perseus") ) {
+ perseus_source_c_sptr src = make_perseus_source_c( arg );
+ block = src; iface = src.get();
+ }
+#endif
+
if ( iface != NULL && long(block.get()) != 0 ) {
_devs.push_back( iface );
--
1.9.1
