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Remove disabled OsmoSDR and MiriSDR code 

OsmoSDR and MiriSDR support was disabled in v0.2.1 because the hardware
is rare and obsolete. I think it would be useful to completely remove
the associated code, since this will reduce the future maintenance
burden for gr-osmosdr.

Signed-off-by: Eric Wild <ewild@sysmocom.de>
gr3.8
Clayton Smith 2020-10-28 20:10:47 -04:00 committed by Eric Wild
parent 2d504bde50
commit fe03d83703
15 changed files with 0 additions and 1463 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
CMakeLists.txt
View File

@ -170,9 +170,7 @@ message (STATUS " Found Volk: ${Volk_FOUND}")
# Hardware drivers
####################
#find_package(LibOsmoSDR)
find_package(LibRTLSDR)
#find_package(LibMiriSDR)
if(ENABLE_NONFREE)
find_package(LibSDRplay)
endif(ENABLE_NONFREE)

2
README
View File

@ -3,10 +3,8 @@ as well supports:
* FUNcube Dongle through libgnuradio-fcd
* FUNcube Dongle Pro+ through gr-fcdproplus
* sysmocom OsmoSDR Devices through libosmosdr
* RTL2832U based DVB-T dongles through librtlsdr
* RTL-TCP spectrum server (see librtlsdr project)
* MSi2500 based DVB-T dongles through libmirisdr
* SDRplay RSP through SDRplay API library
* gnuradio .cfile input through libgnuradio-blocks
* RFSPACE SDR-IQ, SDR-IP, NetSDR (incl. X2 option)

27
cmake/Modules/FindLibMiriSDR.cmake
View File

@ -1,27 +0,0 @@
if(NOT LIBMIRISDR_FOUND)
pkg_check_modules (LIBMIRISDR_PKG libmirisdr)
find_path(LIBMIRISDR_INCLUDE_DIRS NAMES mirisdr.h
PATHS
${LIBMIRISDR_PKG_INCLUDE_DIRS}
/usr/include
/usr/local/include
)
find_library(LIBMIRISDR_LIBRARIES NAMES mirisdr
PATHS
${LIBMIRISDR_PKG_LIBRARY_DIRS}
/usr/lib
/usr/local/lib
)
if(LIBMIRISDR_INCLUDE_DIRS AND LIBMIRISDR_LIBRARIES)
set(LIBMIRISDR_FOUND TRUE CACHE INTERNAL "libmirisdr found")
message(STATUS "Found libmirisdr: ${LIBMIRISDR_INCLUDE_DIRS}, ${LIBMIRISDR_LIBRARIES}")
else(LIBMIRISDR_INCLUDE_DIRS AND LIBMIRISDR_LIBRARIES)
set(LIBMIRISDR_FOUND FALSE CACHE INTERNAL "libmirisdr found")
message(STATUS "libmirisdr not found.")
endif(LIBMIRISDR_INCLUDE_DIRS AND LIBMIRISDR_LIBRARIES)
mark_as_advanced(LIBMIRISDR_LIBRARIES LIBMIRISDR_INCLUDE_DIRS)
endif(NOT LIBMIRISDR_FOUND)

27
cmake/Modules/FindLibOsmoSDR.cmake
View File

@ -1,27 +0,0 @@
if(NOT LIBOSMOSDR_FOUND)
pkg_check_modules (LIBOSMOSDR_PKG libosmosdr)
find_path(LIBOSMOSDR_INCLUDE_DIRS NAMES osmosdr.h
PATHS
${LIBOSMOSDR_PKG_INCLUDE_DIRS}
/usr/include
/usr/local/include
)
find_library(LIBOSMOSDR_LIBRARIES NAMES osmosdr
PATHS
${LIBOSMOSDR_PKG_LIBRARY_DIRS}
/usr/lib
/usr/local/lib
)
if(LIBOSMOSDR_INCLUDE_DIRS AND LIBOSMOSDR_LIBRARIES)
set(LIBOSMOSDR_FOUND TRUE CACHE INTERNAL "libosmosdr found")
message(STATUS "Found libosmosdr: ${LIBOSMOSDR_INCLUDE_DIRS}, ${LIBOSMOSDR_LIBRARIES}")
else(LIBOSMOSDR_INCLUDE_DIRS AND LIBOSMOSDR_LIBRARIES)
set(LIBOSMOSDR_FOUND FALSE CACHE INTERNAL "libosmosdr found")
message(STATUS "libosmosdr not found.")
endif(LIBOSMOSDR_INCLUDE_DIRS AND LIBOSMOSDR_LIBRARIES)
mark_as_advanced(LIBOSMOSDR_LIBRARIES LIBOSMOSDR_INCLUDE_DIRS)
endif(NOT LIBOSMOSDR_FOUND)

4
grc/gen_osmosdr_blocks.py
View File

@ -157,10 +157,8 @@ documentation: |-
While primarily being developed for the OsmoSDR hardware, this block as well supports:
% if sourk == 'source':
* sysmocom OsmoSDR Devices through libosmosdr
* RTL2832U based DVB-T dongles through librtlsdr
* RTL-TCP spectrum server (see librtlsdr project)
* MSi2500 based DVB-T dongles through libmirisdr
* SDRplay RSP devices through SDRplay library
* gnuradio .cfile input through libgnuradio-blocks
* RFSPACE SDR-IQ, SDR-IP, NetSDR (incl. X2 option)
@ -192,13 +190,11 @@ documentation: |-
Lines ending with ... mean it's possible to bind devices together by specifying multiple device arguments separated with a space.
% if sourk == 'source':
miri=0[,buffers=32] ...
rtl=serial_number ...
rtl=0[,rtl_xtal=28.8e6][,tuner_xtal=28.8e6] ...
rtl=1[,buffers=32][,buflen=N*512] ...
rtl=2[,direct_samp=0|1|2][,offset_tune=0|1][,bias=0|1] ...
rtl_tcp=127.0.0.1:1234[,psize=16384][,direct_samp=0|1|2][,offset_tune=0|1][,bias=0|1] ...
osmosdr=0[,buffers=32][,buflen=N*512] ...
file='/path/to/your file',rate=1e6[,freq=100e6][,repeat=true][,throttle=true] ...
netsdr=127.0.0.1[:50000][,nchan=2]
sdr-ip=127.0.0.1[:50000]

16
lib/CMakeLists.txt
View File

@ -135,14 +135,6 @@ if(ENABLE_IQBALANCE)
APPEND_LIB_LIST( gnuradio::gnuradio-iqbalance)
endif(ENABLE_IQBALANCE)
########################################################################
# Setup OsmoSDR component
########################################################################
#GR_REGISTER_COMPONENT("sysmocom OsmoSDR" ENABLE_OSMOSDR LIBOSMOSDR_FOUND)
#if(ENABLE_OSMOSDR)
# add_subdirectory(osmosdr)
#endif(ENABLE_OSMOSDR)
########################################################################
# Setup FCD component
########################################################################
@ -183,14 +175,6 @@ if(ENABLE_UHD)
add_subdirectory(uhd)
endif(ENABLE_UHD)
########################################################################
# Setup MiriSDR component
########################################################################
#GR_REGISTER_COMPONENT("Osmocom MiriSDR" ENABLE_MIRI LIBMIRISDR_FOUND)
#if(ENABLE_MIRI)
# add_subdirectory(miri)
#endif(ENABLE_MIRI)
########################################################################
# Setup SDRplay component
########################################################################

2
lib/config.h.in
View File

@ -4,13 +4,11 @@
#define GR_OSMOSDR_VERSION "@VERSION@"
#define GR_OSMOSDR_LIBVER "@LIBVER@"
#cmakedefine ENABLE_OSMOSDR
#cmakedefine ENABLE_FCD
#cmakedefine ENABLE_FILE
#cmakedefine ENABLE_RTL
#cmakedefine ENABLE_RTL_TCP
#cmakedefine ENABLE_UHD
#cmakedefine ENABLE_MIRI
#cmakedefine ENABLE_SDRPLAY
#cmakedefine ENABLE_HACKRF
#cmakedefine ENABLE_BLADERF

16
lib/device.cc
View File

@ -29,10 +29,6 @@
#include "config.h"
#endif
#ifdef ENABLE_OSMOSDR
#include <osmosdr_src_c.h>
#endif
#ifdef ENABLE_FCD
#include <fcd_source_c.h>
#endif
@ -53,10 +49,6 @@
#include <uhd_source_c.h>
#endif
#ifdef ENABLE_MIRI
#include <miri_source_c.h>
#endif
#ifdef ENABLE_SDRPLAY
#include <sdrplay_source_c.h>
#endif
@ -149,10 +141,6 @@ devices_t device::find(const device_t &hint)
devices_t devices;
#ifdef ENABLE_OSMOSDR
for (std::string dev : osmosdr_src_c::get_devices())
devices.push_back( device_t(dev) );
#endif
#ifdef ENABLE_FCD
for (std::string dev : fcd_source_c::get_devices())
devices.push_back( device_t(dev) );
@ -165,10 +153,6 @@ devices_t device::find(const device_t &hint)
for (std::string dev : uhd_source_c::get_devices())
devices.push_back( device_t(dev) );
#endif
#ifdef ENABLE_MIRI
for (std::string dev : miri_source_c::get_devices())
devices.push_back( device_t(dev) );
#endif
#ifdef ENABLE_SDRPLAY
for (std::string dev : sdrplay_source_c::get_devices())
devices.push_back( device_t(dev) );

36
lib/miri/CMakeLists.txt
View File

@ -1,36 +0,0 @@
# Copyright 2012 Free Software Foundation, Inc.
#
# This file is part of gr-osmosdr
#
# gr-osmosdr 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.
#
# gr-osmosdr 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 gr-osmosdr; 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}
${LIBMIRISDR_INCLUDE_DIRS}
)
APPEND_LIB_LIST(
${LIBMIRISDR_LIBRARIES}
)
list(APPEND gr_osmosdr_srcs
${CMAKE_CURRENT_SOURCE_DIR}/miri_source_c.cc
)
set(gr_osmosdr_srcs ${gr_osmosdr_srcs} PARENT_SCOPE)

451
lib/miri/miri_source_c.cc
View File

@ -1,451 +0,0 @@
/* -*- c++ -*- */
/*
* Copyright 2012 Dimitri Stolnikov <horiz0n@gmx.net>
* Copyright 2012 Steve Markgraf <steve@steve-m.de>
*
* 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 "miri_source_c.h"
#include <gnuradio/io_signature.h>
#include <boost/assign.hpp>
#include <boost/format.hpp>
#include <stdexcept>
#include <iostream>
#include <stdio.h>
#include <mirisdr.h>
#include "arg_helpers.h"
using namespace boost::assign;
#define BUF_SIZE 2304 * 8 * 2
#define BUF_NUM 15
#define BUF_SKIP 1 // buffers to skip due to garbage
#define BYTES_PER_SAMPLE 4 // mirisdr device delivers 16 bit signed IQ data
// containing 12 bits of information
/*
* Create a new instance of miri_source_c and return
* a boost shared_ptr. This is effectively the public constructor.
*/
miri_source_c_sptr
make_miri_source_c (const std::string &args)
{
return gnuradio::get_initial_sptr(new miri_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
*/
miri_source_c::miri_source_c (const std::string &args)
: gr::sync_block ("miri_source_c",
gr::io_signature::make(MIN_IN, MAX_IN, sizeof (gr_complex)),
gr::io_signature::make(MIN_OUT, MAX_OUT, sizeof (gr_complex))),
_running(true),
_auto_gain(false),
_skipped(0)
{
int ret;
unsigned int dev_index = 0;
dict_t dict = params_to_dict(args);
if (dict.count("miri"))
dev_index = boost::lexical_cast< unsigned int >( dict["miri"] );
_buf_num = _buf_head = _buf_used = _buf_offset = 0;
_samp_avail = BUF_SIZE / BYTES_PER_SAMPLE;
if (dict.count("buffers"))
_buf_num = boost::lexical_cast< unsigned int >( dict["buffers"] );
if (0 == _buf_num)
_buf_num = BUF_NUM;
if ( BUF_NUM != _buf_num ) {
std::cerr << "Using " << _buf_num << " buffers of size " << BUF_SIZE << "."
<< std::endl;
}
if ( dev_index >= mirisdr_get_device_count() )
throw std::runtime_error("Wrong mirisdr device index given.");
std::cerr << "Using device #" << dev_index << ": "
<< mirisdr_get_device_name(dev_index)
<< std::endl;
_dev = NULL;
ret = mirisdr_open( &_dev, dev_index );
if (ret < 0)
throw std::runtime_error("Failed to open mirisdr device.");
#if 0
ret = mirisdr_set_sample_rate( _dev, 500000 );
if (ret < 0)
throw std::runtime_error("Failed to set default samplerate.");
ret = mirisdr_set_tuner_gain_mode(_dev, int(!_auto_gain));
if (ret < 0)
throw std::runtime_error("Failed to enable manual gain mode.");
#endif
ret = mirisdr_reset_buffer( _dev );
if (ret < 0)
throw std::runtime_error("Failed to reset usb buffers.");
_buf = (unsigned short **) malloc(_buf_num * sizeof(unsigned short *));
_buf_lens = (unsigned int *) malloc(_buf_num * sizeof(unsigned int));
if (_buf && _buf_lens) {
for(unsigned int i = 0; i < _buf_num; ++i)
_buf[i] = (unsigned short *) malloc(BUF_SIZE);
}
_thread = gr::thread::thread(_mirisdr_wait, this);
}
/*
* Our virtual destructor.
*/
miri_source_c::~miri_source_c ()
{
if (_dev) {
_running = false;
mirisdr_cancel_async( _dev );
_thread.join();
mirisdr_close( _dev );
_dev = NULL;
}
if (_buf) {
for(unsigned int i = 0; i < _buf_num; ++i) {
free(_buf[i]);
}
free(_buf);
_buf = NULL;
free(_buf_lens);
_buf_lens = NULL;
}
}
void miri_source_c::_mirisdr_callback(unsigned char *buf, uint32_t len, void *ctx)
{
miri_source_c *obj = (miri_source_c *)ctx;
obj->mirisdr_callback(buf, len);
}
void miri_source_c::mirisdr_callback(unsigned char *buf, uint32_t len)
{
if (_skipped < BUF_SKIP) {
_skipped++;
return;
}
{
std::lock_guard<std::mutex> lock( _buf_mutex );
if (len > BUF_SIZE)
throw std::runtime_error("Buffer too small.");
int buf_tail = (_buf_head + _buf_used) % _buf_num;
memcpy(_buf[buf_tail], buf, len);
_buf_lens[buf_tail] = len;
if (_buf_used == _buf_num) {
std::cerr << "O" << std::flush;
_buf_head = (_buf_head + 1) % _buf_num;
} else {
_buf_used++;
}
}
_buf_cond.notify_one();
}
void miri_source_c::_mirisdr_wait(miri_source_c *obj)
{
obj->mirisdr_wait();
}
void miri_source_c::mirisdr_wait()
{
int ret = mirisdr_read_async( _dev, _mirisdr_callback, (void *)this, _buf_num, BUF_SIZE );
_running = false;
if ( ret != 0 )
std::cerr << "mirisdr_read_async returned with " << ret << std::endl;
_buf_cond.notify_one();
}
int miri_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];
{
std::unique_lock<std::mutex> lock( _buf_mutex );
while (_buf_used < 3 && _running) // collect at least 3 buffers
_buf_cond.wait( lock );
}
if (!_running)
return WORK_DONE;
short *buf = (short *)_buf[_buf_head] + _buf_offset;
if (noutput_items <= _samp_avail) {
for (int i = 0; i < noutput_items; i++)
*out++ = gr_complex( float(*(buf + i * 2 + 0)) * (1.0f/4096.0f),
float(*(buf + i * 2 + 1)) * (1.0f/4096.0f) );
_buf_offset += noutput_items * 2;
_samp_avail -= noutput_items;
} else {
for (int i = 0; i < _samp_avail; i++)
*out++ = gr_complex( float(*(buf + i * 2 + 0)) * (1.0f/4096.0f),
float(*(buf + i * 2 + 1)) * (1.0f/4096.0f) );
{
std::lock_guard<std::mutex> lock( _buf_mutex );
_buf_head = (_buf_head + 1) % _buf_num;
_buf_used--;
}
buf = (short *)_buf[_buf_head];
int remaining = noutput_items - _samp_avail;
for (int i = 0; i < remaining; i++)
*out++ = gr_complex( float(*(buf + i * 2 + 0)) * (1.0f/4096.0f),
float(*(buf + i * 2 + 1)) * (1.0f/4096.0f) );
_buf_offset = remaining * 2;
_samp_avail = (_buf_lens[_buf_head] / BYTES_PER_SAMPLE) - remaining;
}
return noutput_items;
}
std::vector<std::string> miri_source_c::get_devices()
{
std::vector<std::string> devices;
for (unsigned int i = 0; i < mirisdr_get_device_count(); i++) {
std::string args = "miri=" + boost::lexical_cast< std::string >( i );
args += ",label='" + std::string(mirisdr_get_device_name( i )) + "'";
devices.push_back( args );
}
return devices;
}
size_t miri_source_c::get_num_channels()
{
return 1;
}
osmosdr::meta_range_t miri_source_c::get_sample_rates()
{
osmosdr::meta_range_t range;
range += osmosdr::range_t( 8000000 ); // known to work
return range;
}
double miri_source_c::set_sample_rate(double rate)
{
if (_dev) {
mirisdr_set_sample_rate( _dev, (uint32_t)rate );
}
return get_sample_rate();
}
double miri_source_c::get_sample_rate()
{
if (_dev)
return (double)mirisdr_get_sample_rate( _dev );
return 0;
}
osmosdr::freq_range_t miri_source_c::get_freq_range( size_t chan )
{
osmosdr::freq_range_t range;
range += osmosdr::range_t( 150e3, 30e6 ); /* LW/MW/SW (150 kHz - 30 MHz) */
range += osmosdr::range_t( 64e6, 108e6 ); /* VHF Band II (64 - 108 MHz) */
range += osmosdr::range_t( 162e6, 240e6 ); /* Band III (162 - 240 MHz) */
range += osmosdr::range_t( 470e6, 960e6 ); /* Band IV/V (470 - 960 MHz) */
range += osmosdr::range_t( 1450e6, 1675e6 ); /* L-Band (1450 - 1675 MHz) */
return range;
}
double miri_source_c::set_center_freq( double freq, size_t chan )
{
if (_dev)
mirisdr_set_center_freq( _dev, (uint32_t)freq );
return get_center_freq( chan );
}
double miri_source_c::get_center_freq( size_t chan )
{
if (_dev)
return (double)mirisdr_get_center_freq( _dev );
return 0;
}
double miri_source_c::set_freq_corr( double ppm, size_t chan )
{
return get_freq_corr( chan );
}
double miri_source_c::get_freq_corr( size_t chan )
{
return 0;
}
std::vector<std::string> miri_source_c::get_gain_names( size_t chan )
{
std::vector< std::string > gains;
gains += "LNA";
return gains;
}
osmosdr::gain_range_t miri_source_c::get_gain_range( size_t chan )
{
osmosdr::gain_range_t range;
if (_dev) {
int count = mirisdr_get_tuner_gains(_dev, NULL);
if (count > 0) {
int* gains = new int[ count ];
count = mirisdr_get_tuner_gains(_dev, gains);
for (int i = 0; i < count; i++)
range += osmosdr::range_t( gains[i] / 10.0 );
delete[] gains;
}
}
return range;
}
osmosdr::gain_range_t miri_source_c::get_gain_range( const std::string & name, size_t chan )
{
return get_gain_range( chan );
}
bool miri_source_c::set_gain_mode( bool automatic, size_t chan )
{
if (_dev) {
if (!mirisdr_set_tuner_gain_mode(_dev, int(!automatic))) {
_auto_gain = automatic;
}
}
return get_gain_mode(chan);
}
bool miri_source_c::get_gain_mode( size_t chan )
{
return _auto_gain;
}
double miri_source_c::set_gain( double gain, size_t chan )
{
osmosdr::gain_range_t rf_gains = miri_source_c::get_gain_range( chan );
if (_dev) {
mirisdr_set_tuner_gain( _dev, int(rf_gains.clip(gain) * 10.0) );
}
return get_gain( chan );
}
double miri_source_c::set_gain( double gain, const std::string & name, size_t chan)
{
return set_gain( gain, chan );
}
double miri_source_c::get_gain( size_t chan )
{
if ( _dev )
return ((double)mirisdr_get_tuner_gain( _dev )) / 10.0;
return 0;
}
double miri_source_c::get_gain( const std::string & name, size_t chan )
{
return get_gain( chan );
}
std::vector< std::string > miri_source_c::get_antennas( size_t chan )
{
std::vector< std::string > antennas;
antennas += get_antenna( chan );
return antennas;
}
std::string miri_source_c::set_antenna( const std::string & antenna, size_t chan )
{
return get_antenna( chan );
}
std::string miri_source_c::get_antenna( size_t chan )
{
return "RX";
}

135
lib/miri/miri_source_c.h
View File

@ -1,135 +0,0 @@
/* -*- c++ -*- */
/*
* Copyright 2012 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.
*/
#ifndef INCLUDED_MIRI_SOURCE_C_H
#define INCLUDED_MIRI_SOURCE_C_H
#include <gnuradio/sync_block.h>
#include <gnuradio/thread/thread.h>
#include <mutex>
#include <condition_variable>
#include "source_iface.h"
class miri_source_c;
typedef struct mirisdr_dev mirisdr_dev_t;
/*
* We use boost::shared_ptr's instead of raw pointers for all access
* to gr::blocks (and many other data structures). The shared_ptr gets
* us transparent reference counting, which greatly simplifies storage
* management issues. This is especially helpful in our hybrid
* C++ / Python system.
*
* See http://www.boost.org/libs/smart_ptr/smart_ptr.htm
*
* As a convention, the _sptr suffix indicates a boost::shared_ptr
*/
typedef boost::shared_ptr<miri_source_c> miri_source_c_sptr;
/*!
* \brief Return a shared_ptr to a new instance of miri_source_c.
*
* To avoid accidental use of raw pointers, miri_source_c's
* constructor is private. make_miri_source_c is the public
* interface for creating new instances.
*/
miri_source_c_sptr make_miri_source_c (const std::string & args = "");
/*!
* \brief Provides a stream of complex samples.
* \ingroup block
*/
class miri_source_c :
public gr::sync_block,
public source_iface
{
private:
// The friend declaration allows make_miri_source_c to
// access the private constructor.
friend miri_source_c_sptr make_miri_source_c (const std::string & args);
/*!
* \brief Provides a stream of complex samples.
*/
miri_source_c (const std::string & args); // private constructor
public:
~miri_source_c (); // public destructor
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 );
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 );
private:
static void _mirisdr_callback(unsigned char *buf, uint32_t len, void *ctx);
void mirisdr_callback(unsigned char *buf, uint32_t len);
static void _mirisdr_wait(miri_source_c *obj);
void mirisdr_wait();
mirisdr_dev_t *_dev;
gr::thread::thread _thread;
unsigned short **_buf;
unsigned int *_buf_lens;
unsigned int _buf_num;
unsigned int _buf_head;
unsigned int _buf_used;
std::mutex _buf_mutex;
std::condition_variable _buf_cond;
bool _running;
unsigned int _buf_offset;
int _samp_avail;
bool _auto_gain;
unsigned int _skipped;
};
#endif /* INCLUDED_MIRI_SOURCE_C_H */

36
lib/osmosdr/CMakeLists.txt
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@ -1,36 +0,0 @@
# Copyright 2012 Free Software Foundation, Inc.
#
# This file is part of gr-osmosdr
#
# gr-osmosdr 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.
#
# gr-osmosdr 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 gr-osmosdr; 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}
${LIBOSMOSDR_INCLUDE_DIRS}
)
APPEND_LIB_LIST(
${LIBOSMOSDR_LIBRARIES}
)
list(APPEND gr_osmosdr_srcs
${CMAKE_CURRENT_SOURCE_DIR}/osmosdr_src_c.cc
)
set(gr_osmosdr_srcs ${gr_osmosdr_srcs} PARENT_SCOPE)

533
lib/osmosdr/osmosdr_src_c.cc
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@ -1,533 +0,0 @@
/* -*- c++ -*- */
/*
* Copyright 2012 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 "osmosdr_src_c.h"
#include <gnuradio/io_signature.h>
#include <boost/assign.hpp>
#include <boost/format.hpp>
#include <stdexcept>
#include <iostream>
#include <stdio.h>
#include <osmosdr.h>
#include "arg_helpers.h"
using namespace boost::assign;
#define BUF_LEN (16 * 32 * 512) /* must be multiple of 512 */
#define BUF_NUM 15
#define BUF_SKIP 1 // buffers to skip due to garbage
#define BYTES_PER_SAMPLE 4 // osmosdr device delivers 16 bit signed IQ data
/*
* Create a new instance of osmosdr_src_c and return
* a boost shared_ptr. This is effectively the public constructor.
*/
osmosdr_src_c_sptr
osmosdr_make_src_c (const std::string &args)
{
return gnuradio::get_initial_sptr(new osmosdr_src_c (args));
}
/*
* The private constructor
*/
osmosdr_src_c::osmosdr_src_c (const std::string &args)
: gr::sync_block ("osmosdr_src_c",
gr::io_signature::make(0, 0, sizeof (gr_complex)),
gr::io_signature::make(1, 1, sizeof (gr_complex)) ),
_dev(NULL),
_buf(NULL),
_running(true),
_auto_gain(false),
_if_gain(0),
_skipped(0)
{
int ret;
unsigned int dev_index = 0;
dict_t dict = params_to_dict(args);
if (dict.count("osmosdr"))
dev_index = boost::lexical_cast< unsigned int >( dict["osmosdr"] );
_buf_num = _buf_len = _buf_head = _buf_used = _buf_offset = 0;
if (dict.count("buffers"))
_buf_num = boost::lexical_cast< unsigned int >( dict["buffers"] );
if (dict.count("buflen"))
_buf_len = boost::lexical_cast< unsigned int >( dict["buflen"] );
if (0 == _buf_num)
_buf_num = BUF_NUM;
if (0 == _buf_len || _buf_len % 512 != 0) /* len must be multiple of 512 */
_buf_len = BUF_LEN;
if ( BUF_NUM != _buf_num || BUF_LEN != _buf_len ) {
std::cerr << "Using " << _buf_num << " buffers of size " << _buf_len << "."
<< std::endl;
}
_samp_avail = _buf_len / BYTES_PER_SAMPLE;
if ( dev_index >= osmosdr_get_device_count() )
throw std::runtime_error("Wrong osmosdr device index given.");
std::cerr << "Using device #" << dev_index << ": "
<< osmosdr_get_device_name(dev_index)
<< std::endl;
_dev = NULL;
ret = osmosdr_open( &_dev, dev_index );
if (ret < 0)
throw std::runtime_error("Failed to open osmosdr device.");
ret = osmosdr_set_fpga_iq_swap(_dev, 0);
if (ret < 0)
throw std::runtime_error("Failed to disable IQ swapping.");
ret = osmosdr_set_sample_rate( _dev, 500000 );
if (ret < 0)
throw std::runtime_error("Failed to set default samplerate.");
ret = osmosdr_set_tuner_gain_mode(_dev, int(!_auto_gain));
if (ret < 0)
throw std::runtime_error("Failed to enable manual gain mode.");
ret = osmosdr_reset_buffer( _dev );
if (ret < 0)
throw std::runtime_error("Failed to reset usb buffers.");
set_if_gain( 24 ); /* preset to a reasonable default (non-GRC use case) */
_buf = (unsigned short **) malloc(_buf_num * sizeof(unsigned short *));
if (_buf) {
for(unsigned int i = 0; i < _buf_num; ++i)
_buf[i] = (unsigned short *) malloc(_buf_len);
}
_thread = gr::thread::thread(_osmosdr_wait, this);
}
/*
* Our virtual destructor.
*/
osmosdr_src_c::~osmosdr_src_c ()
{
if (_dev) {
_running = false;
osmosdr_cancel_async( _dev );
_thread.join();
osmosdr_close( _dev );
_dev = NULL;
}
if (_buf) {
for(unsigned int i = 0; i < _buf_num; ++i) {
free(_buf[i]);
}
free(_buf);
_buf = NULL;
}
}
void osmosdr_src_c::_osmosdr_callback(unsigned char *buf, uint32_t len, void *ctx)
{
osmosdr_src_c *obj = (osmosdr_src_c *)ctx;
obj->osmosdr_callback(buf, len);
}
void osmosdr_src_c::osmosdr_callback(unsigned char *buf, uint32_t len)
{
if (_skipped < BUF_SKIP) {
_skipped++;
return;
}
{
std::lock_guard<std::mutex> lock( _buf_mutex );
int buf_tail = (_buf_head + _buf_used) % _buf_num;
memcpy(_buf[buf_tail], buf, len);
if (_buf_used == _buf_num) {
std::cerr << "O" << std::flush;
_buf_head = (_buf_head + 1) % _buf_num;
} else {
_buf_used++;
}
}
_buf_cond.notify_one();
}
void osmosdr_src_c::_osmosdr_wait(osmosdr_src_c *obj)
{
obj->osmosdr_wait();
}
void osmosdr_src_c::osmosdr_wait()
{
int ret = osmosdr_read_async( _dev, _osmosdr_callback, (void *)this, _buf_num, _buf_len );
_running = false;
if ( ret != 0 )
std::cerr << "osmosdr_read_async returned with " << ret << std::endl;
_buf_cond.notify_one();
}
int osmosdr_src_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];
{
std::unique_lock<std::mutex> lock( _buf_mutex );
while (_buf_used < 3 && _running) // collect at least 3 buffers
_buf_cond.wait( lock );
}
if (!_running)
return WORK_DONE;
short *buf = (short *)_buf[_buf_head] + _buf_offset;
if (noutput_items <= _samp_avail) {
for (int i = 0; i < noutput_items; i++)
*out++ = gr_complex( float(*(buf + i * 2 + 0)) * (1.0f/32767.5f),
float(*(buf + i * 2 + 1)) * (1.0f/32767.5f) );
_buf_offset += noutput_items * 2;
_samp_avail -= noutput_items;
} else {
for (int i = 0; i < _samp_avail; i++)
*out++ = gr_complex( float(*(buf + i * 2 + 0)) * (1.0f/32767.5f),
float(*(buf + i * 2 + 1)) * (1.0f/32767.5f) );
{
std::lock_guard<std::mutex> lock( _buf_mutex );
_buf_head = (_buf_head + 1) % _buf_num;
_buf_used--;
}
buf = (short *)_buf[_buf_head];
int remaining = noutput_items - _samp_avail;
for (int i = 0; i < remaining; i++)
*out++ = gr_complex( float(*(buf + i * 2 + 0)) * (1.0f/32767.5f),
float(*(buf + i * 2 + 1)) * (1.0f/32767.5f) );
_buf_offset = remaining * 2;
_samp_avail = (_buf_len / BYTES_PER_SAMPLE) - remaining;
}
return noutput_items;
}
std::vector<std::string> osmosdr_src_c::get_devices()
{
std::vector< std::string > devices;
char buffer[256];
for (unsigned int i = 0; i < osmosdr_get_device_count(); i++) {
std::string args = "osmosdr=" + boost::lexical_cast< std::string >( i );
std::string label = std::string(osmosdr_get_device_name( i ));
memset(buffer, 0, sizeof(buffer));
osmosdr_get_device_usb_strings( i, NULL, NULL, buffer );
std::string serial = std::string(buffer);
if (serial.length())
label += " " + serial;
args += ",label='" + label + + "'";
devices.push_back( args );
}
return devices;
}
size_t osmosdr_src_c::get_num_channels()
{
return 1;
}
osmosdr::meta_range_t osmosdr_src_c::get_sample_rates()
{
osmosdr::meta_range_t range;
if (_dev) {
int count = osmosdr_get_sample_rates(_dev, NULL);
if (count > 0) {
uint32_t* rates = new uint32_t[ count ];
count = osmosdr_get_sample_rates(_dev, rates);
for (int i = 0; i < count; i++)
range += osmosdr::range_t( rates[i] );
delete[] rates;
}
}
return range;
}
double osmosdr_src_c::set_sample_rate(double rate)
{
if (_dev) {
osmosdr_set_sample_rate( _dev, (uint32_t)rate );
}
return get_sample_rate();
}
double osmosdr_src_c::get_sample_rate()
{
if (_dev)
return (double)osmosdr_get_sample_rate( _dev );
return 0;
}
osmosdr::freq_range_t osmosdr_src_c::get_freq_range( size_t chan )
{
osmosdr::freq_range_t range;
/* there is a (temperature dependent) gap between 1100 to 1250 MHz */
range += osmosdr::range_t( 52e6, 2.2e9 );
return range;
}
double osmosdr_src_c::set_center_freq( double freq, size_t chan )
{
if (_dev)
osmosdr_set_center_freq( _dev, (uint32_t)freq );
return get_center_freq( chan );
}
double osmosdr_src_c::get_center_freq( size_t chan )
{
if (_dev)
return (double)osmosdr_get_center_freq( _dev );
return 0;
}
double osmosdr_src_c::set_freq_corr( double ppm, size_t chan )
{
return get_freq_corr( chan );
}
double osmosdr_src_c::get_freq_corr( size_t chan )
{
return 0;
}
std::vector<std::string> osmosdr_src_c::get_gain_names( size_t chan )
{
std::vector< std::string > names;
names += "LNA";
names += "IF";
return names;
}
osmosdr::gain_range_t osmosdr_src_c::get_gain_range( size_t chan )
{
osmosdr::gain_range_t range;
if (_dev) {
int count = osmosdr_get_tuner_gains(_dev, NULL);
if (count > 0) {
int* gains = new int[ count ];
count = osmosdr_get_tuner_gains(_dev, gains);
for (int i = 0; i < count; i++)
range += osmosdr::range_t( gains[i] / 10.0 );
delete[] gains;
}
}
return range;
}
osmosdr::gain_range_t osmosdr_src_c::get_gain_range( const std::string & name, size_t chan )
{
if ( "IF" == name ) {
return osmosdr::gain_range_t(3, 56, 1);
}
return get_gain_range( chan );
}
bool osmosdr_src_c::set_gain_mode( bool automatic, size_t chan )
{
if (_dev) {
if (!osmosdr_set_tuner_gain_mode(_dev, int(!automatic))) {
_auto_gain = automatic;
}
}
return get_gain_mode(chan);
}
bool osmosdr_src_c::get_gain_mode( size_t chan )
{
return _auto_gain;
}
double osmosdr_src_c::set_gain( double gain, size_t chan )
{
osmosdr::gain_range_t rf_gains = osmosdr_src_c::get_gain_range( chan );
if (_dev) {
osmosdr_set_tuner_gain( _dev, int(rf_gains.clip(gain) * 10.0) );
}
return get_gain( chan );
}
double osmosdr_src_c::set_gain( double gain, const std::string & name, size_t chan)
{
if ( "IF" == name ) {
return set_if_gain( gain, chan );
}
return set_gain( gain, chan );
}
double osmosdr_src_c::get_gain( size_t chan )
{
if ( _dev )
return ((double)osmosdr_get_tuner_gain( _dev )) / 10.0;
return 0;
}
double osmosdr_src_c::get_gain( const std::string & name, size_t chan )
{
if ( "IF" == name ) {
return _if_gain;
}
return get_gain( chan );
}
double osmosdr_src_c::set_if_gain(double gain, size_t chan)
{
std::vector< osmosdr::gain_range_t > if_gains;
if_gains += osmosdr::gain_range_t(-3, 6, 9);
if_gains += osmosdr::gain_range_t(0, 9, 3);
if_gains += osmosdr::gain_range_t(0, 9, 3);
if_gains += osmosdr::gain_range_t(0, 2, 1);
if_gains += osmosdr::gain_range_t(3, 15, 3);
if_gains += osmosdr::gain_range_t(3, 15, 3);
std::map< int, double > gains;
/* initialize with min gains */
for (unsigned int i = 0; i < if_gains.size(); i++) {
gains[ i + 1 ] = if_gains[ i ].start();
}
for (int i = if_gains.size() - 1; i >= 0; i--) {
osmosdr::gain_range_t range = if_gains[ i ];
double error = gain;
for( double g = range.start(); g <= range.stop(); g += range.step() ) {
double sum = 0;
for (int j = 0; j < int(gains.size()); j++) {
if ( i == j )
sum += g;
else
sum += gains[ j + 1 ];
}