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Merge branch 'next' of https://github.com/gnss-sdr/gnss-sdr into next

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This commit is contained in:
Carles Fernandez 2018-03-27 20:00:25 +02:00
commit 1d0452463f
7 changed files with 1112 additions and 11 deletions
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32
cmake/Modules/Findlibiio.cmake Normal file
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@ -0,0 +1,32 @@
INCLUDE(FindPkgConfig)
PKG_CHECK_MODULES(PC_LIBIIO libiio)
FIND_PATH(
LIBIIO_INCLUDE_DIRS
NAMES gnuradio/iio/api.h
HINTS $ENV{LIBIIO_DIR}/include
${PC_LIBIIO_INCLUDEDIR}
PATHS ${CMAKE_INSTALL_PREFIX}/include
/usr/local/include
/usr/include
)
FIND_LIBRARY(
LIBIIO_LIBRARIES
NAMES libiio.so
HINTS $ENV{LIBIIO_DIR}/lib
${PC_LIBIIO_LIBDIR}
PATHS ${CMAKE_INSTALL_PREFIX}/lib
${CMAKE_INSTALL_PREFIX}/lib64
/usr/local/lib
/usr/local/lib64
/usr/lib
/usr/lib64
/usr/lib/x86_64-linux-gnu
)
message("find libiio:")
message(${LIBIIO_LIBRARIES})
INCLUDE(FindPackageHandleStandardArgs)
FIND_PACKAGE_HANDLE_STANDARD_ARGS(LIBIIO DEFAULT_MSG LIBIIO_LIBRARIES LIBIIO_INCLUDE_DIRS)
MARK_AS_ADVANCED(LIBIIO_LIBRARIES LIBIIO_INCLUDE_DIRS)

114
conf/gnss-sdr_GPS_L1_2ch_fmcomms2_realtime.conf Normal file
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@ -0,0 +1,114 @@
; You can define your own receiver and invoke it by doing
; gnss-sdr --config_file=my_GNSS_SDR_configuration.conf
;
[GNSS-SDR]
;######### GLOBAL OPTIONS ##################
;internal_fs_sps: Internal signal sampling frequency after the signal conditioning stage [Sps].
;FOR USE GNSS-SDR WITH RTLSDR DONGLES USER MUST SET THE CALIBRATED SAMPLE RATE HERE
; i.e. using front-end-cal as reported here:http://www.cttc.es/publication/turning-a-television-into-a-gnss-receiver/
GNSS-SDR.internal_fs_sps=7000000
;######### SIGNAL_SOURCE CONFIG ############
SignalSource.implementation=Fmcomms2_Signal_Source
SignalSource.item_type=gr_complex
SignalSource.device_address=192.168.0.4
SignalSource.sampling_frequency=7000000
SignalSource.freq=1575420000
SignalSource.bandwidth=4000000
SignalSource.RF_channels=2
SignalSource.rx1_enable=true
SignalSource.rx2_enable=true
SignalSource.gain_mode_rx1=slow_attack
SignalSource.gain_mode_rx2=slow_attack
SignalSource.rf_port_select=A_BALANCED
SignalSource.gain_rx1=64
SignalSource.gain_rx2=64
SignalSource.samples=0
SignalSource.repeat=false
SignalSource.dump=false
SignalSource.dump_filename=../data/signal_source.dat
SignalSource.enable_throttle_control=false
SignalSource.enable_dds_lo=false
SignalSource.freq_rf_tx_hz=1260000000
SignalSource.freq_dds_tx_hz=1000
SignalSource.scale_dds_dbfs=0.0
SignalSource.phase_dds_deg=0.0
SignalSource.tx_attenuation_db=0.0
;######### SIGNAL_CONDITIONER CONFIG ############
SignalConditioner0.implementation=Pass_Through
SignalConditioner1.implementation=Pass_Through
;######### CHANNELS GLOBAL CONFIG ############
Channels_1C.count=8
Channels.in_acquisition=1
;# CHANNEL CONNECTION
Channel0.RF_channel_ID=0
Channel0.signal=1C
Channel1.RF_channel_ID=0
Channel1.signal=1C
Channel2.RF_channel_ID=0
Channel2.signal=1C
Channel3.RF_channel_ID=0
Channel3.signal=1C
Channel4.RF_channel_ID=1
Channel4.signal=1C
Channel5.RF_channel_ID=1
Channel5.signal=1C
Channel6.RF_channel_ID=1
Channel6.signal=1C
Channel7.RF_channel_ID=1
Channel7.signal=1C
;######### ACQUISITION GLOBAL CONFIG ############
Acquisition_1C.implementation=GPS_L1_CA_PCPS_Acquisition
Acquisition_1C.item_type=gr_complex
Acquisition_1C.threshold=20
Acquisition_1C.use_CFAR_algorithm=false
Acquisition_1C.blocking=true
Acquisition_1C.doppler_max=10000
Acquisition_1C.doppler_step=250
Acquisition_1C.dump=false
Acquisition_1C.dump_filename=./acq_dump.dat
;######### TRACKING GLOBAL CONFIG ############
Tracking_1C.implementation=GPS_L1_CA_DLL_PLL_Tracking
Tracking_1C.item_type=gr_complex
Tracking_1C.dump=false
Tracking_1C.dump_filename=./tracking_ch_
Tracking_1C.pll_bw_hz=35.0;
Tracking_1C.dll_bw_hz=2.0;
Tracking_1C.early_late_space_chips=0.5;
;######### TELEMETRY DECODER GPS CONFIG ############
TelemetryDecoder_1C.implementation=GPS_L1_CA_Telemetry_Decoder
TelemetryDecoder_1C.dump=false
;######### OBSERVABLES CONFIG ############
Observables.implementation=Hybrid_Observables
Observables.dump=false
Observables.dump_filename=./observables.dat
;######### PVT CONFIG ############
PVT.implementation=RTKLIB_PVT
PVT.positioning_mode=Single ; options: Single, Static, Kinematic, PPP_Static, PPP_Kinematic
PVT.iono_model=Broadcast ; options: OFF, Broadcast, SBAS, Iono-Free-LC, Estimate_STEC, IONEX
PVT.trop_model=Saastamoinen ; options: OFF, Saastamoinen, SBAS, Estimate_ZTD, Estimate_ZTD_Grad
PVT.output_rate_ms=100
PVT.display_rate_ms=500
PVT.dump_filename=./PVT
PVT.nmea_dump_filename=./gnss_sdr_pvt.nmea;
PVT.flag_nmea_tty_port=false;
PVT.nmea_dump_devname=/dev/pts/4
PVT.flag_rtcm_server=false
PVT.flag_rtcm_tty_port=false
PVT.rtcm_dump_devname=/dev/pts/1
PVT.dump=false

91
src/algorithms/signal_source/adapters/fmcomms2_signal_source.cc
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@ -32,7 +32,9 @@
#include "fmcomms2_signal_source.h"
#include "configuration_interface.h"
#include "gnss_sdr_valve.h"
#include "ad9361_manager.h"
#include "GPS_L1_CA.h"
#include "GPS_L2C.h"
#include <glog/logging.h>
#include <iostream>
@ -55,6 +57,7 @@ Fmcomms2SignalSource::Fmcomms2SignalSource(ConfigurationInterface* configuration
quadrature_ = configuration->property(role + ".quadrature", true);
rf_dc_ = configuration->property(role + ".rf_dc", true);
bb_dc_ = configuration->property(role + ".bb_dc", true);
RF_channels_ = configuration->property(role + ".RF_channels", 1);
gain_mode_rx1_ = configuration->property(role + ".gain_mode_rx1", std::string("manual"));
gain_mode_rx2_ = configuration->property(role + ".gain_mode_rx2", std::string("manual"));
rf_gain_rx1_ = configuration->property(role + ".gain_rx1", 64.0);
@ -67,6 +70,15 @@ Fmcomms2SignalSource::Fmcomms2SignalSource(ConfigurationInterface* configuration
dump_ = configuration->property(role + ".dump", false);
dump_filename_ = configuration->property(role + ".dump_filename", default_dump_file);
//AD9361 Local Oscillator generation for dual band operation
enable_dds_lo_=configuration->property(role + ".enable_dds_lo", false);
freq_rf_tx_hz_=configuration->property(role + ".freq_rf_tx_hz", GPS_L1_FREQ_HZ-GPS_L2_FREQ_HZ-1000);
freq_dds_tx_hz_=configuration->property(role + ".freq_dds_tx_hz", 1000);
scale_dds_dbfs_=configuration->property(role + ".scale_dds_dbfs", 0.0);
phase_dds_deg_=configuration->property(role + ".phase_dds_deg", 0.0);
tx_attenuation_db_=configuration->property(role + ".tx_attenuation_db", 0.0);
item_size_ = sizeof(gr_complex);
std::cout << "device address: " << uri_ << std::endl;
@ -75,15 +87,72 @@ Fmcomms2SignalSource::Fmcomms2SignalSource(ConfigurationInterface* configuration
if (item_type_.compare("gr_complex") == 0)
{
fmcomms2_source_f32c_ = gr::iio::fmcomms2_source_f32c::make(
uri_.c_str(), freq_, sample_rate_,
bandwidth_,
rx1_en_, rx2_en_,
buffer_size_, quadrature_, rf_dc_,
bb_dc_, gain_mode_rx1_.c_str(), rf_gain_rx1_,
gain_mode_rx2_.c_str(), rf_gain_rx2_,
rf_port_select_.c_str(), filter_file_.c_str(),
filter_auto_);
if (RF_channels_==1)
{
if (rx1_en_ and rx2_en_)
{
LOG(FATAL) << "Configuration error: both rx1 and rx2 are enabled but RF_channels=1 !";
}
else
{
fmcomms2_source_f32c_ = gr::iio::fmcomms2_source_f32c::make(
uri_.c_str(), freq_, sample_rate_,
bandwidth_,
rx1_en_, rx2_en_,
buffer_size_, quadrature_, rf_dc_,
bb_dc_, gain_mode_rx1_.c_str(), rf_gain_rx1_,
gain_mode_rx2_.c_str(), rf_gain_rx2_,
rf_port_select_.c_str(), filter_file_.c_str(),
filter_auto_);
//configure LO
if (enable_dds_lo_==true)
{
std::cout<<"Enabling Local Oscillator generator in FMCOMMS2\n";
config_ad9361_lo_remote(uri_,
bandwidth_,
sample_rate_,
freq_rf_tx_hz_,
tx_attenuation_db_,
freq_dds_tx_hz_,
scale_dds_dbfs_);
}
}
}
else if(RF_channels_==2)
{
if (!(rx1_en_ and rx2_en_))
{
LOG(FATAL) << "Configuration error: RF_channels=2 but are not enabled both receivers in FMCOMMS2 !";
}
else
{
fmcomms2_source_f32c_ = gr::iio::fmcomms2_source_f32c::make(
uri_.c_str(), freq_, sample_rate_,
bandwidth_,
rx1_en_, rx2_en_,
buffer_size_, quadrature_, rf_dc_,
bb_dc_, gain_mode_rx1_.c_str(), rf_gain_rx1_,
gain_mode_rx2_.c_str(), rf_gain_rx2_,
rf_port_select_.c_str(), filter_file_.c_str(),
filter_auto_);
//configure LO
if (enable_dds_lo_==true)
{
std::cout<<"Enabling Local Oscillator generator in FMCOMMS2\n";
config_ad9361_lo_remote(uri_,
bandwidth_,
sample_rate_,
freq_rf_tx_hz_,
tx_attenuation_db_,
freq_dds_tx_hz_,
scale_dds_dbfs_);
}
}
}else{
LOG(FATAL) << "Configuration error: Unsupported number of RF_channels !";
}
}
else
{
@ -108,6 +177,10 @@ Fmcomms2SignalSource::Fmcomms2SignalSource(ConfigurationInterface* configuration
Fmcomms2SignalSource::~Fmcomms2SignalSource()
{
if (enable_dds_lo_==true)
{
ad9361_disable_lo_remote(uri_);
}
}

9
src/algorithms/signal_source/adapters/fmcomms2_signal_source.h
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@ -88,6 +88,7 @@ private:
bool quadrature_;
bool rf_dc_;
bool bb_dc_;
int RF_channels_;
std::string gain_mode_rx1_;
std::string gain_mode_rx2_;
double rf_gain_rx1_;
@ -96,6 +97,14 @@ private:
std::string filter_file_;
bool filter_auto_;
//DDS configuration for LO generation for external mixer
bool enable_dds_lo_;
unsigned long freq_rf_tx_hz_;
unsigned long freq_dds_tx_hz_;
double scale_dds_dbfs_;
double phase_dds_deg_;
double tx_attenuation_db_;
unsigned int in_stream_;
unsigned int out_stream_;

46
src/algorithms/signal_source/libs/CMakeLists.txt
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@ -16,16 +16,58 @@
# along with GNSS-SDR. If not, see <http://www.gnu.org/licenses/>.
#
if(ENABLE_PLUTOSDR OR ENABLE_FMCOMMS2)
find_package(iio REQUIRED)
if(NOT IIO_FOUND)
message(STATUS "gnuradio-iio not found, its installation is required.")
message(STATUS "Please build and install the following projects:")
message(STATUS " * libiio from https://github.com/analogdevicesinc/libiio")
message(STATUS " * libad9361-iio from https://github.com/analogdevicesinc/libad9361-iio")
message(STATUS " * gnuradio-iio from https://github.com/analogdevicesinc/gr-iio")
message(FATAL_ERROR "gnuradio-iio required for building gnss-sdr with this option enabled")
endif(NOT IIO_FOUND)
set(OPT_LIBRARIES ${OPT_LIBRARIES} ${IIO_LIBRARIES})
set(OPT_DRIVER_INCLUDE_DIRS ${OPT_DRIVER_INCLUDE_DIRS} ${IIO_INCLUDE_DIRS})
find_package(libiio REQUIRED)
if(NOT LIBIIO_FOUND)
message(STATUS "gnuradio-iio not found, its installation is required.")
message(STATUS "Please build and install the following projects:")
message(STATUS " * libiio from https://github.com/analogdevicesinc/libiio")
message(STATUS " * libad9361-iio from https://github.com/analogdevicesinc/libad9361-iio")
message(STATUS " * gnuradio-iio from https://github.com/analogdevicesinc/gr-iio")
message(FATAL_ERROR "gnuradio-iio required for building gnss-sdr with this option enabled")
endif(NOT LIBIIO_FOUND)
set(OPT_LIBRARIES ${OPT_LIBRARIES} ${LIBIIO_LIBRARIES})
set(OPT_DRIVER_INCLUDE_DIRS ${OPT_DRIVER_INCLUDE_DIRS} ${LIBIIO_INCLUDE_DIRS})
endif(ENABLE_PLUTOSDR OR ENABLE_FMCOMMS2)
if(ENABLE_FMCOMMS2)
###############################################
# FMCOMMS2 based SDR Hardware
###############################################
if(IIO_FOUND)
set(OPT_SIGNAL_SOURCE_LIB_SOURCES ad9361_manager.cc)
endif(IIO_FOUND)
endif(ENABLE_FMCOMMS2)
set (SIGNAL_SOURCE_LIB_SOURCES
rtl_tcp_commands.cc
rtl_tcp_dongle_info.cc)
rtl_tcp_dongle_info.cc
${OPT_SIGNAL_SOURCE_LIB_SOURCES})
include_directories(
${CMAKE_CURRENT_SOURCE_DIR}
${Boost_INCLUDE_DIRS}
${OPT_DRIVER_INCLUDE_DIRS}
)
file(GLOB SIGNAL_SOURCE_LIB_HEADERS "*.h")
list(SORT SIGNAL_SOURCE_LIB_HEADERS)
add_library(signal_source_lib ${SIGNAL_SOURCE_LIB_SOURCES} ${SIGNAL_SOURCE_LIB_HEADERS})
source_group(Headers FILES ${SIGNAL_SOURCE_LIB_HEADERS})
source_group(Headers FILES ${SIGNAL_SOURCE_LIB_HEADERS})
target_link_libraries(signal_source_lib ${OPT_LIBRARIES})

704
src/algorithms/signal_source/libs/ad9361_manager.cc Normal file
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@ -0,0 +1,704 @@
/*!
* \file ad9361_manager.cc
* \brief An Analog Devices AD9361 front-end configuration library wrapper for configure some functions via iiod link.
* \author Javier Arribas, jarribas(at)cttc.es
*
* This file contains information taken from librtlsdr:
* http://git.osmocom.org/rtl-sdr/
* -------------------------------------------------------------------------
*
* Copyright (C) 2010-2018 (see AUTHORS file for a list of contributors)
*
* GNSS-SDR is a software defined Global Navigation
* Satellite Systems receiver
*
* This file is part of GNSS-SDR.
*
* GNSS-SDR 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 of the License, or
* (at your option) any later version.
*
* GNSS-SDR 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 GNSS-SDR. If not, see <http://www.gnu.org/licenses/>.
*
* -------------------------------------------------------------------------
*/
#include "ad9361_manager.h"
#include <glog/logging.h>
#include <math.h>
#include <iostream>
#include <sstream>
/* check return value of attr_write function */
void errchk(int v, const char* what) {
if (v < 0)
{
LOG(WARNING)<<"Error "<<v<<" writing to channel "<<what<<" value may not be supported. ";
}
}
/* write attribute: long long int */
void wr_ch_lli(struct iio_channel *chn, const char* what, long long val)
{
errchk(iio_channel_attr_write_longlong(chn, what, val), what);
}
/* write attribute: string */
void wr_ch_str(struct iio_channel *chn, const char* what, const char* str)
{
errchk(iio_channel_attr_write(chn, what, str), what);
}
/* returns ad9361 phy device */
struct iio_device* get_ad9361_phy(struct iio_context *ctx)
{
struct iio_device *dev = iio_context_find_device(ctx, "ad9361-phy");
return dev;
}
/* finds AD9361 streaming IIO devices */
bool get_ad9361_stream_dev(struct iio_context *ctx, enum iodev d, struct iio_device **dev)
{
switch (d) {
case TX: *dev = iio_context_find_device(ctx, "cf-ad9361-dds-core-lpc"); return *dev != NULL;
case RX: *dev = iio_context_find_device(ctx, "cf-ad9361-lpc"); return *dev != NULL;
default: return false;
}
}
/* finds AD9361 streaming IIO channels */
bool get_ad9361_stream_ch(struct iio_context *ctx, enum iodev d, struct iio_device *dev, int chid, struct iio_channel **chn)
{
std::stringstream name;
name.str("");
name<<"voltage";
name<<chid;
*chn = iio_device_find_channel(dev,name.str().c_str(), d == TX);
if (!*chn)
{
name.str("");
name<<"altvoltage";
name<<chid;
*chn = iio_device_find_channel(dev, name.str().c_str(), d == TX);
}
return *chn != NULL;
}
/* finds AD9361 phy IIO configuration channel with id chid */
bool get_phy_chan(struct iio_context *ctx, enum iodev d, int chid, struct iio_channel **chn)
{
std::stringstream name;
switch (d) {
case RX:
name.str("");
name<<"voltage";
name<<chid;
*chn = iio_device_find_channel(get_ad9361_phy(ctx),name.str().c_str() , false);
return *chn != NULL;
break;
case TX:
name.str("");
name<<"voltage";
name<<chid;
*chn = iio_device_find_channel(get_ad9361_phy(ctx), name.str().c_str(), true);
return *chn != NULL;
break;
default: return false;
}
}
/* finds AD9361 local oscillator IIO configuration channels */
bool get_lo_chan(struct iio_context *ctx, enum iodev d, struct iio_channel **chn)
{
switch (d) {
// LO chan is always output, i.e. true
case RX:
*chn = iio_device_find_channel(get_ad9361_phy(ctx), "altvoltage0", true);
return *chn != NULL;
case TX:
*chn = iio_device_find_channel(get_ad9361_phy(ctx), "altvoltage1" , true);
return *chn != NULL;
default:
return false;
}
}
/* applies streaming configuration through IIO */
bool cfg_ad9361_streaming_ch(struct iio_context *ctx, struct stream_cfg *cfg, enum iodev type, int chid)
{
struct iio_channel *chn = NULL;
// Configure phy and lo channels
//LOG(INFO)<<"* Acquiring AD9361 phy channel"<<chid;
std::cout<<"* Acquiring AD9361 phy channel"<<chid<<std::endl;
if (!get_phy_chan(ctx, type, chid, &chn)) { return false; }
wr_ch_str(chn, "rf_port_select", cfg->rfport);
wr_ch_lli(chn, "rf_bandwidth", cfg->bw_hz);
wr_ch_lli(chn, "sampling_frequency", cfg->fs_hz);
// Configure LO channel
//LOG(INFO)<<"* Acquiring AD9361 "<<type == TX ? "TX" : "RX";
std::cout<<"* Acquiring AD9361 "<<(type == TX ? "TX" : "RX")<<std::endl;
if (!get_lo_chan(ctx, type, &chn)) { return false; }
wr_ch_lli(chn, "frequency", cfg->lo_hz);
return true;
}
bool config_ad9361_rx_local(unsigned long bandwidth_,
unsigned long sample_rate_,
unsigned long freq_,
std::string rf_port_select_,
std::string gain_mode_rx1_,
std::string gain_mode_rx2_,
double rf_gain_rx1_,
double rf_gain_rx2_)
{
// RX stream config
// Stream configurations
struct stream_cfg rxcfg;
rxcfg.bw_hz = bandwidth_; // 2 MHz rf bandwidth
rxcfg.fs_hz = sample_rate_; // 2.5 MS/s rx sample rate
rxcfg.lo_hz = freq_; // 2.5 GHz rf frequency
rxcfg.rfport = rf_port_select_.c_str(); // port A (select for rf freq.)
std::cout<<"AD9361 Acquiring IIO LOCAL context\n";
struct iio_context *ctx;
// Streaming devices
struct iio_device *rx;
struct iio_channel *rx0_i;
struct iio_channel *rx0_q;
ctx = iio_create_default_context();
if (!ctx)
{
std::cout<<"No context\n";
throw std::runtime_error("AD9361 IIO No context");
}
if (iio_context_get_devices_count(ctx) <= 0)
{
std::cout<<"No devices\n";
throw std::runtime_error("AD9361 IIO No devices");
}
std::cout<<"* Acquiring AD9361 streaming devices\n";
if(!get_ad9361_stream_dev(ctx, RX, &rx))
{
std::cout<<"No rx dev found\n";
throw std::runtime_error("AD9361 IIO No rx dev found");
};
std::cout<<"* Configuring AD9361 for streaming\n";
if (!cfg_ad9361_streaming_ch(ctx, &rxcfg, RX, 0))
{
std::cout<<"RX port 0 not found\n";
throw std::runtime_error("AD9361 IIO RX port 0 not found");
}
std::cout<<"* Initializing AD9361 IIO streaming channels\n";
if (!get_ad9361_stream_ch(ctx, RX, rx, 0, &rx0_i))
{
std::cout<<"RX chan i not found\n";
throw std::runtime_error("RX chan i not found");
}
if (!get_ad9361_stream_ch(ctx, RX, rx, 1, &rx0_q))
{
std::cout<<"RX chan q not found\n";
throw std::runtime_error("RX chan q not found");
}
std::cout<<"* Enabling IIO streaming channels\n";
iio_channel_enable(rx0_i);
iio_channel_enable(rx0_q);
struct iio_device *ad9361_phy;
ad9361_phy= iio_context_find_device(ctx, "ad9361-phy");
int ret;
ret=iio_device_attr_write(ad9361_phy,"trx_rate_governor","nominal");
if (ret < 0) {
std::cout<<"Failed to set trx_rate_governor: "<<ret<<std::endl;
}
ret=iio_device_attr_write(ad9361_phy,"ensm_mode","fdd");
if (ret < 0) {
std::cout<<"Failed to set ensm_mode: "<<ret<<std::endl;
}
ret=iio_device_attr_write(ad9361_phy,"calib_mode","auto");
if (ret < 0) {
std::cout<<"Failed to set calib_mode: "<<ret<<std::endl;
}
ret=iio_device_attr_write(ad9361_phy,"in_voltage0_gain_control_mode",gain_mode_rx1_.c_str());
if (ret < 0) {
std::cout<<"Failed to set in_voltage0_gain_control_mode: "<<ret<<std::endl;
}
ret=iio_device_attr_write(ad9361_phy,"in_voltage1_gain_control_mode",gain_mode_rx2_.c_str());
if (ret < 0) {
std::cout<<"Failed to set in_voltage1_gain_control_mode: "<<ret<<std::endl;
}
ret=iio_device_attr_write_double(ad9361_phy,"in_voltage0_hardwaregain",rf_gain_rx1_);
if (ret < 0) {
std::cout<<"Failed to set in_voltage0_hardwaregain: "<<ret<<std::endl;
}
ret=iio_device_attr_write_double(ad9361_phy,"in_voltage1_hardwaregain",rf_gain_rx2_);
if (ret < 0) {
std::cout<<"Failed to set in_voltage1_hardwaregain: "<<ret<<std::endl;
}
std::cout<<"End of AD9361 RX configuration.\n";
iio_context_destroy(ctx);
return true;
}
bool config_ad9361_rx_remote(std::string remote_host,
unsigned long bandwidth_,
unsigned long sample_rate_,
unsigned long freq_,
std::string rf_port_select_,
std::string gain_mode_rx1_,
std::string gain_mode_rx2_,
double rf_gain_rx1_,
double rf_gain_rx2_)
{
// RX stream config
// Stream configurations
struct stream_cfg rxcfg;
rxcfg.bw_hz = bandwidth_; // 2 MHz rf bandwidth
rxcfg.fs_hz = sample_rate_; // 2.5 MS/s rx sample rate
rxcfg.lo_hz = freq_; // 2.5 GHz rf frequency
rxcfg.rfport = rf_port_select_.c_str(); // port A (select for rf freq.)
std::cout<<"AD9361 Acquiring IIO REMOTE context in host "<<remote_host<<std::endl;
struct iio_context *ctx;
// Streaming devices
struct iio_device *rx;
struct iio_channel *rx0_i;
struct iio_channel *rx0_q;
ctx = iio_create_network_context(remote_host.c_str());
if (!ctx)
{
std::cout<<"No context\n";
throw std::runtime_error("AD9361 IIO No context");
}
if (iio_context_get_devices_count(ctx) <= 0)
{
std::cout<<"No devices\n";
throw std::runtime_error("AD9361 IIO No devices");
}
std::cout<<"* Acquiring AD9361 streaming devices\n";
if(!get_ad9361_stream_dev(ctx, RX, &rx))
{
std::cout<<"No rx dev found\n";
throw std::runtime_error("AD9361 IIO No rx dev found");
};
std::cout<<"* Configuring AD9361 for streaming\n";
if (!cfg_ad9361_streaming_ch(ctx, &rxcfg, RX, 0))
{
std::cout<<"RX port 0 not found\n";
throw std::runtime_error("AD9361 IIO RX port 0 not found");
}
std::cout<<"* Initializing AD9361 IIO streaming channels\n";
if (!get_ad9361_stream_ch(ctx, RX, rx, 0, &rx0_i))
{
std::cout<<"RX chan i not found\n";
throw std::runtime_error("RX chan i not found");
}
if (!get_ad9361_stream_ch(ctx, RX, rx, 1, &rx0_q))
{
std::cout<<"RX chan q not found\n";
throw std::runtime_error("RX chan q not found");
}
std::cout<<"* Enabling IIO streaming channels\n";
iio_channel_enable(rx0_i);
iio_channel_enable(rx0_q);
struct iio_device *ad9361_phy;
ad9361_phy= iio_context_find_device(ctx, "ad9361-phy");
int ret;
ret=iio_device_attr_write(ad9361_phy,"trx_rate_governor","nominal");
if (ret < 0) {
std::cout<<"Failed to set trx_rate_governor: "<<ret<<std::endl;
}
ret=iio_device_attr_write(ad9361_phy,"ensm_mode","fdd");
if (ret < 0) {
std::cout<<"Failed to set ensm_mode: "<<ret<<std::endl;
}
ret=iio_device_attr_write(ad9361_phy,"calib_mode","auto");
if (ret < 0) {
std::cout<<"Failed to set calib_mode: "<<ret<<std::endl;
}
ret=iio_device_attr_write(ad9361_phy,"in_voltage0_gain_control_mode",gain_mode_rx1_.c_str());
if (ret < 0) {
std::cout<<"Failed to set in_voltage0_gain_control_mode: "<<ret<<std::endl;
}
ret=iio_device_attr_write(ad9361_phy,"in_voltage1_gain_control_mode",gain_mode_rx2_.c_str());
if (ret < 0) {
std::cout<<"Failed to set in_voltage1_gain_control_mode: "<<ret<<std::endl;
}
ret=iio_device_attr_write_double(ad9361_phy,"in_voltage0_hardwaregain",rf_gain_rx1_);
if (ret < 0) {
std::cout<<"Failed to set in_voltage0_hardwaregain: "<<ret<<std::endl;
}
ret=iio_device_attr_write_double(ad9361_phy,"in_voltage1_hardwaregain",rf_gain_rx2_);
if (ret < 0) {
std::cout<<"Failed to set in_voltage1_hardwaregain: "<<ret<<std::endl;
}
std::cout<<"End of AD9361 RX configuration.\n";
iio_context_destroy(ctx);
return true;
}
bool config_ad9361_lo_local(unsigned long bandwidth_,
unsigned long sample_rate_,
unsigned long freq_rf_tx_hz_,
double tx_attenuation_db_,
long long freq_dds_tx_hz_,
double scale_dds_dbfs_)
{
// TX stream config
std::cout<<"Start of AD9361 TX Local Oscillator DDS configuration\n";
struct stream_cfg txcfg;
txcfg.bw_hz = bandwidth_;
txcfg.fs_hz = sample_rate_;
txcfg.lo_hz = freq_rf_tx_hz_;
txcfg.rfport = "A";
std::cout<<"AD9361 Acquiring IIO LOCAL context\n";
struct iio_context *ctx;
ctx = iio_create_default_context();
if (!ctx)
{
std::cout<<"No context\n";
throw std::runtime_error("AD9361 IIO No context");
}
//find tx device
struct iio_device *tx;
std::cout<<"* Acquiring AD9361 TX streaming devices\n";
if(!get_ad9361_stream_dev(ctx, TX, &tx))
{
std::cout<<"No tx dev found\n";
throw std::runtime_error("AD9361 IIO No tx dev found");
};
std::cout<<"* Configuring AD9361 for streaming TX\n";
if (!cfg_ad9361_streaming_ch(ctx, &txcfg, TX, 0))
{
std::cout<<"TX port 0 not found\n";
throw std::runtime_error("AD9361 IIO TX port 0 not found");
}
//ENABLE DDS on TX1
struct iio_device *ad9361_phy;
ad9361_phy= iio_context_find_device(ctx, "ad9361-phy");
int ret;
//set output amplifier attenuation
ret = iio_device_attr_write_double(ad9361_phy, "out_voltage0_hardwaregain", -tx_attenuation_db_);
if (ret < 0) {
std::cout<<"Failed to set out_voltage0_hardwaregain value "<<-tx_attenuation_db_<<" error "<<ret<<std::endl;
}
struct iio_device *dds;
dds= iio_context_find_device(ctx, "cf-ad9361-dds-core-lpc");
struct iio_channel *dds_channel0_I;
dds_channel0_I = iio_device_find_channel(dds, "TX1_I_F1", true);
struct iio_channel *dds_channel0_Q;
dds_channel0_Q = iio_device_find_channel(dds, "TX1_Q_F1", true);
ret = iio_channel_attr_write_bool(dds_channel0_I, "raw", true);
if (ret < 0) {
std::cout<<"Failed to toggle DDS: "<<ret<<std::endl;
}
//set frequency, scale and phase
ret=iio_channel_attr_write_longlong(dds_channel0_I, "frequency",(long long) freq_dds_tx_hz_);
if (ret < 0) {
std::cout<<"Failed to set TX DDS frequency I: "<<ret<<std::endl;
}
ret=iio_channel_attr_write_longlong(dds_channel0_Q, "frequency",(long long) freq_dds_tx_hz_);
if (ret < 0) {
std::cout<<"Failed to set TX DDS frequency Q: "<<ret<<std::endl;
}
ret=iio_channel_attr_write_double(dds_channel0_I, "phase",0.0);
if (ret < 0) {
std::cout<<"Failed to set TX DDS phase I: "<<ret<<std::endl;
}
ret=iio_channel_attr_write_double(dds_channel0_Q, "phase",270000.0);
if (ret < 0) {
std::cout<<"Failed to set TX DDS phase Q: "<<ret<<std::endl;
}
ret=iio_channel_attr_write_double(dds_channel0_I, "scale",pow(10, scale_dds_dbfs_ / 20.0));
if (ret < 0) {
std::cout<<"Failed to set TX DDS scale I: "<<ret<<std::endl;
}
ret=iio_channel_attr_write_double(dds_channel0_Q, "scale",pow(10, scale_dds_dbfs_ / 20.0));
if (ret < 0) {
std::cout<<"Failed to set TX DDS scale Q: "<<ret<<std::endl;
}
//disable TX2
ret = iio_device_attr_write_double(ad9361_phy, "out_voltage1_hardwaregain", -89.0);
if (ret < 0) {
std::cout<<"Failed to set out_voltage1_hardwaregain value "<<-89.0<<" error "<<ret<<std::endl;
}
struct iio_channel *dds_channel1_I;
dds_channel1_I = iio_device_find_channel(dds, "TX2_I_F1", true);
struct iio_channel *dds_channel1_Q;
dds_channel1_Q = iio_device_find_channel(dds, "TX2_Q_F1", true);
ret=iio_channel_attr_write_double(dds_channel1_I, "scale",0);
if (ret < 0) {
std::cout<<"Failed to set TX2 DDS scale I: "<<ret<<std::endl;
}
ret=iio_channel_attr_write_double(dds_channel1_Q, "scale",0);
if (ret < 0) {
std::cout<<"Failed to set TX2 DDS scale Q: "<<ret<<std::endl;
}
iio_context_destroy(ctx);
return true;
}
bool config_ad9361_lo_remote(std::string remote_host,
unsigned long bandwidth_,
unsigned long sample_rate_,
unsigned long freq_rf_tx_hz_,
double tx_attenuation_db_,
long long freq_dds_tx_hz_,
double scale_dds_dbfs_)
{
// TX stream config
std::cout<<"Start of AD9361 TX Local Oscillator DDS configuration\n";
struct stream_cfg txcfg;
txcfg.bw_hz = bandwidth_;
txcfg.fs_hz = sample_rate_;
txcfg.lo_hz = freq_rf_tx_hz_;
txcfg.rfport = "A";
std::cout<<"AD9361 Acquiring IIO REMOTE context in host "<<remote_host<<std::endl;
struct iio_context *ctx;
ctx = iio_create_network_context(remote_host.c_str());
if (!ctx)
{
std::cout<<"No context\n";
throw std::runtime_error("AD9361 IIO No context");
}
//find tx device
struct iio_device *tx;
std::cout<<"* Acquiring AD9361 TX streaming devices\n";
if(!get_ad9361_stream_dev(ctx, TX, &tx))
{
std::cout<<"No tx dev found\n";
throw std::runtime_error("AD9361 IIO No tx dev found");
};
std::cout<<"* Configuring AD9361 for streaming TX\n";
if (!cfg_ad9361_streaming_ch(ctx, &txcfg, TX, 0))
{
std::cout<<"TX port 0 not found\n";
throw std::runtime_error("AD9361 IIO TX port 0 not found");
}
//ENABLE DDS on TX1
struct iio_device *ad9361_phy;
ad9361_phy= iio_context_find_device(ctx, "ad9361-phy");
int ret;
//set output amplifier attenuation
ret = iio_device_attr_write_double(ad9361_phy, "out_voltage0_hardwaregain", -tx_attenuation_db_);
if (ret < 0) {
std::cout<<"Failed to set out_voltage0_hardwaregain value "<<-tx_attenuation_db_<<" error "<<ret<<std::endl;
}
struct iio_device *dds;
dds= iio_context_find_device(ctx, "cf-ad9361-dds-core-lpc");
struct iio_channel *dds_channel0_I;
dds_channel0_I = iio_device_find_channel(dds, "TX1_I_F1", true);
struct iio_channel *dds_channel0_Q;
dds_channel0_Q = iio_device_find_channel(dds, "TX1_Q_F1", true);
ret = iio_channel_attr_write_bool(dds_channel0_I, "raw", true);
if (ret < 0) {
std::cout<<"Failed to toggle DDS: "<<ret<<std::endl;
}
//set frequency, scale and phase
ret=iio_channel_attr_write_longlong(dds_channel0_I, "frequency",(long long) freq_dds_tx_hz_);
if (ret < 0) {
std::cout<<"Failed to set TX DDS frequency I: "<<ret<<std::endl;
}
ret=iio_channel_attr_write_longlong(dds_channel0_Q, "frequency",(long long) freq_dds_tx_hz_);
if (ret < 0) {
std::cout<<"Failed to set TX DDS frequency Q: "<<ret<<std::endl;
}
ret=iio_channel_attr_write_double(dds_channel0_I, "phase",0.0);
if (ret < 0) {
std::cout<<"Failed to set TX DDS phase I: "<<ret<<std::endl;
}
ret=iio_channel_attr_write_double(dds_channel0_Q, "phase",270000.0);
if (ret < 0) {
std::cout<<"Failed to set TX DDS phase Q: "<<ret<<std::endl;
}
ret=iio_channel_attr_write_double(dds_channel0_I, "scale",pow(10, scale_dds_dbfs_ / 20.0));
if (ret < 0) {
std::cout<<"Failed to set TX DDS scale I: "<<ret<<std::endl;
}
ret=iio_channel_attr_write_double(dds_channel0_Q, "scale",pow(10, scale_dds_dbfs_ / 20.0));
if (ret < 0) {
std::cout<<"Failed to set TX DDS scale Q: "<<ret<<std::endl;
}
//disable TX2
ret = iio_device_attr_write_double(ad9361_phy, "out_voltage1_hardwaregain", -89.0);
if (ret < 0) {
std::cout<<"Failed to set out_voltage1_hardwaregain value "<<-89.0<<" error "<<ret<<std::endl;
}
struct iio_channel *dds_channel1_I;
dds_channel1_I = iio_device_find_channel(dds, "TX2_I_F1", true);
struct iio_channel *dds_channel1_Q;
dds_channel1_Q = iio_device_find_channel(dds, "TX2_Q_F1", true);
ret=iio_channel_attr_write_double(dds_channel1_I, "scale",0);
if (ret < 0) {
std::cout<<"Failed to set TX2 DDS scale I: "<<ret<<std::endl;
}
ret=iio_channel_attr_write_double(dds_channel1_Q, "scale",0);
if (ret < 0) {
std::cout<<"Failed to set TX2 DDS scale Q: "<<ret<<std::endl;
}
iio_context_destroy(ctx);
return true;
}
bool ad9361_disable_lo_remote(std::string remote_host)
{
std::cout<<"AD9361 Acquiring IIO REMOTE context in host "<<remote_host<<std::endl;
struct iio_context *ctx;
ctx = iio_create_network_context(remote_host.c_str());
if (!ctx)
{
std::cout<<"No context\n";
throw std::runtime_error("AD9361 IIO No context");
}
struct iio_device *dds;
dds= iio_context_find_device(ctx, "cf-ad9361-dds-core-lpc");
struct iio_channel *dds_channel0_I;
dds_channel0_I = iio_device_find_channel(dds, "TX1_I_F1", true);
struct iio_channel *dds_channel0_Q;
dds_channel0_Q = iio_device_find_channel(dds, "TX1_Q_F1", true);
int ret;
ret = iio_channel_attr_write_bool(dds_channel0_I, "raw", false);
if (ret < 0) {
std::cout<<"Failed to toggle DDS: "<<ret<<std::endl;
}
ret=iio_channel_attr_write_double(dds_channel0_I, "scale",0.0);
if (ret < 0) {
std::cout<<"Failed to set TX DDS scale I: "<<ret<<std::endl;
}
ret=iio_channel_attr_write_double(dds_channel0_Q, "scale",0.0);
if (ret < 0) {
std::cout<<"Failed to set TX DDS scale Q: "<<ret<<std::endl;
}
iio_context_destroy(ctx);
return true;
}
bool ad9361_disable_lo_local()
{
std::cout<<"AD9361 Acquiring IIO LOCAL context"<<std::endl;
struct iio_context *ctx;
ctx = iio_create_default_context();
if (!ctx)
{
std::cout<<"No context\n";
throw std::runtime_error("AD9361 IIO No context");
}
struct iio_device *dds;
dds= iio_context_find_device(ctx, "cf-ad9361-dds-core-lpc");
struct iio_channel *dds_channel0_I;
dds_channel0_I = iio_device_find_channel(dds, "TX1_I_F1", true);
struct iio_channel *dds_channel0_Q;
dds_channel0_Q = iio_device_find_channel(dds, "TX1_Q_F1", true);
int ret;
ret = iio_channel_attr_write_bool(dds_channel0_I, "raw", false);
if (ret < 0) {
std::cout<<"Failed to toggle DDS: "<<ret<<std::endl;
}
ret=iio_channel_attr_write_double(dds_channel0_I, "scale",0.0);
if (ret < 0) {
std::cout<<"Failed to set TX DDS scale I: "<<ret<<std::endl;
}
ret=iio_channel_attr_write_double(dds_channel0_Q, "scale",0.0);
if (ret < 0) {
std::cout<<"Failed to set TX DDS scale Q: "<<ret<<std::endl;
}
iio_context_destroy(ctx);
return true;
}

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src/algorithms/signal_source/libs/ad9361_manager.h Normal file
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/*!
* \file ad9361_manager.h
* \brief An Analog Devices AD9361 front-end configuration library wrapper for configure some functions via iiod link.
* \author Javier Arribas, jarribas(at)cttc.es
*
* This file contains information taken from librtlsdr:
* http://git.osmocom.org/rtl-sdr/
* -------------------------------------------------------------------------
*
* Copyright (C) 2010-2018 (see AUTHORS file for a list of contributors)
*
* GNSS-SDR is a software defined Global Navigation
* Satellite Systems receiver
*
* This file is part of GNSS-SDR.
*
* GNSS-SDR 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 of the License, or
* (at your option) any later version.
*
* GNSS-SDR 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 GNSS-SDR. If not, see <http://www.gnu.org/licenses/>.
*
* -------------------------------------------------------------------------
*/
#ifndef __AD9361_MANAGER__
#define __AD9361_MANAGER__
#include <string>
#ifdef __APPLE__
#include <iio/iio.h>
#else
#include <iio.h>
#endif
/* RX is input, TX is output */
enum iodev { RX, TX };
/* common RX and TX streaming params */
struct stream_cfg {
long long bw_hz; // Analog banwidth in Hz
long long fs_hz; // Baseband sample rate in Hz
long long lo_hz; // Local oscillator frequency in Hz
const char* rfport; // Port name
};
/* check return value of attr_write function */
void errchk(int v, const char* what);
/* write attribute: long long int */
void wr_ch_lli(struct iio_channel *chn, const char* what, long long val);
/* write attribute: string */
void wr_ch_str(struct iio_channel *chn, const char* what, const char* str);
/* helper function generating channel names */
char* get_ch_name(const char* type, int id, char* tmpstr);
/* returns ad9361 phy device */
struct iio_device* get_ad9361_phy(struct iio_context *ctx);
/* finds AD9361 streaming IIO devices */
bool get_ad9361_stream_dev(struct iio_context *ctx, enum iodev d, struct iio_device **dev);
/* finds AD9361 streaming IIO channels */
bool get_ad9361_stream_ch(struct iio_context *ctx, enum iodev d, struct iio_device *dev, int chid, struct iio_channel **chn);
/* finds AD9361 phy IIO configuration channel with id chid */
bool get_phy_chan(struct iio_context *ctx, enum iodev d, int chid, struct iio_channel **chn);
/* finds AD9361 local oscillator IIO configuration channels */
bool get_lo_chan(struct iio_context *ctx, enum iodev d, struct iio_channel **chn);
/* applies streaming configuration through IIO */
bool cfg_ad9361_streaming_ch(struct iio_context *ctx, struct stream_cfg *cfg, enum iodev type, int chid);
bool config_ad9361_rx_local(unsigned long bandwidth_,
unsigned long sample_rate_,
unsigned long freq_,
std::string rf_port_select_,
std::string gain_mode_rx1_,
std::string gain_mode_rx2_,
double rf_gain_rx1_,
double rf_gain_rx2_);
bool config_ad9361_rx_remote(std::string remote_host,
unsigned long bandwidth_,
unsigned long sample_rate_,
unsigned long freq_,
std::string rf_port_select_,
std::string gain_mode_rx1_,
std::string gain_mode_rx2_,
double rf_gain_rx1_,
double rf_gain_rx2_);
bool config_ad9361_lo_local(unsigned long bandwidth_,
unsigned long sample_rate_,
unsigned long freq_rf_tx_hz_,
double tx_attenuation_db_,
long long freq_dds_tx_hz_,
double scale_dds_dbfs_);
bool config_ad9361_lo_remote(std::string remote_host,
unsigned long bandwidth_,
unsigned long sample_rate_,
unsigned long freq_rf_tx_hz_,
double tx_attenuation_db_,
long long freq_dds_tx_hz_,
double scale_dds_dbfs_);
bool ad9361_disable_lo_remote(std::string remote_host);
bool ad9361_disable_lo_local();
#endif