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mirror of https://github.com/gnss-sdr/gnss-sdr synced 2024-12-15 12:40:35 +00:00

Group all ad9361 configuration calls in one library

This commit is contained in:
Javier Arribas 2018-03-27 19:00:25 +02:00
parent 428a2eb1b5
commit 982af827b4
4 changed files with 898 additions and 351 deletions

View File

@ -32,6 +32,7 @@
#include "ad9361_fpga_signal_source.h" #include "ad9361_fpga_signal_source.h"
#include "configuration_interface.h" #include "configuration_interface.h"
#include "ad9361_manager.h"
#include "GPS_L1_CA.h" #include "GPS_L1_CA.h"
#include "GPS_L2C.h" #include "GPS_L2C.h"
#include <signal.h> #include <signal.h>
@ -45,123 +46,6 @@
#include <iio.h> #include <iio.h>
#endif #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
};
using google::LogMessage;
/* static scratch mem for strings */
static char tmpstr[64];
/* IIO structs required for streaming */
static struct iio_context *ctx = NULL;
static struct iio_channel *rx0_i = NULL;
static struct iio_channel *rx0_q = NULL;
/* check return value of attr_write function */
static void errchk(int v, const char* what) {
if (v < 0) { fprintf(stderr, "Error %d writing to channel \"%s\"\nvalue may not be supported.\n", v, what); }
}
/* write attribute: long long int */
static 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 */
static void wr_ch_str(struct iio_channel *chn, const char* what, const char* str)
{
errchk(iio_channel_attr_write(chn, what, str), what);
}
/* helper function generating channel names */
static char* get_ch_name(const char* type, int id)
{
snprintf(tmpstr, sizeof(tmpstr), "%s%d", type, id);
return tmpstr;
}
/* returns ad9361 phy device */
static 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 */
static 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 */
static bool get_ad9361_stream_ch(struct iio_context *ctx, enum iodev d, struct iio_device *dev, int chid, struct iio_channel **chn)
{
*chn = iio_device_find_channel(dev, get_ch_name("voltage", chid), d == TX);
if (!*chn)
*chn = iio_device_find_channel(dev, get_ch_name("altvoltage", chid), d == TX);
return *chn != NULL;
}
/* finds AD9361 phy IIO configuration channel with id chid */
static bool get_phy_chan(struct iio_context *ctx, enum iodev d, int chid, struct iio_channel **chn)
{
switch (d) {
case RX: *chn = iio_device_find_channel(get_ad9361_phy(ctx), get_ch_name("voltage", chid), false); return *chn != NULL;
case TX: *chn = iio_device_find_channel(get_ad9361_phy(ctx), get_ch_name("voltage", chid), true); return *chn != NULL;
default: return false;
}
}
/* finds AD9361 local oscillator IIO configuration channels */
static 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), get_ch_name("altvoltage", 0), true); return *chn != NULL;
case TX: *chn = iio_device_find_channel(get_ad9361_phy(ctx), get_ch_name("altvoltage", 1), 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
printf("* Acquiring AD9361 phy channel %d\n", chid);
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
printf("* Acquiring AD9361 %s lo channel\n", type == TX ? "TX" : "RX");
if (!get_lo_chan(ctx, type, &chn)) { return false; }
wr_ch_lli(chn, "frequency", cfg->lo_hz);
return true;
}
Ad9361FpgaSignalSource::Ad9361FpgaSignalSource(ConfigurationInterface* configuration, Ad9361FpgaSignalSource::Ad9361FpgaSignalSource(ConfigurationInterface* configuration,
std::string role, unsigned int in_stream, unsigned int out_stream, std::string role, unsigned int in_stream, unsigned int out_stream,
boost::shared_ptr<gr::msg_queue> queue) : boost::shared_ptr<gr::msg_queue> queue) :
@ -170,7 +54,6 @@ Ad9361FpgaSignalSource::Ad9361FpgaSignalSource(ConfigurationInterface* configura
{ {
std::string default_item_type = "gr_complex"; std::string default_item_type = "gr_complex";
std::string default_dump_file = "./data/signal_source.dat"; std::string default_dump_file = "./data/signal_source.dat";
uri_ = configuration->property(role + ".device_address", std::string("192.168.2.1"));
freq_ = configuration->property(role + ".freq", GPS_L1_FREQ_HZ); freq_ = configuration->property(role + ".freq", GPS_L1_FREQ_HZ);
sample_rate_ = configuration->property(role + ".sampling_frequency", 2600000); sample_rate_ = configuration->property(role + ".sampling_frequency", 2600000);
bandwidth_ = configuration->property(role + ".bandwidth", 2000000); bandwidth_ = configuration->property(role + ".bandwidth", 2000000);
@ -205,212 +88,24 @@ Ad9361FpgaSignalSource::Ad9361FpgaSignalSource(ConfigurationInterface* configura
std::cout << "LO frequency : " << freq_ << " Hz" << std::endl; std::cout << "LO frequency : " << freq_ << " Hz" << std::endl;
std::cout << "sample rate: " << sample_rate_ << " Hz" << std::endl; std::cout << "sample rate: " << sample_rate_ << " Hz" << std::endl;
config_ad9361_rx_local(bandwidth_,
// AD9361 Frontend IC device operation sample_rate_,
int ret; freq_,
rf_port_select_,
gain_mode_rx1_,
// Streaming devices gain_mode_rx2_,
struct iio_device *rx; rf_gain_rx1_,
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 context\n";
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");
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";
//LOCAL OSCILLATOR DDS GENERATOR FOR DUAL FREQUENCY OPERATION //LOCAL OSCILLATOR DDS GENERATOR FOR DUAL FREQUENCY OPERATION
if (enable_dds_lo_==true) if (enable_dds_lo_==true)
{ {
// TX stream config config_ad9361_lo_local(bandwidth_,
std::cout<<"Start of AD9361 TX Local Oscillator DDS configuration\n"; sample_rate_,
struct stream_cfg txcfg; freq_rf_tx_hz_,
txcfg.bw_hz = bandwidth_; tx_attenuation_db_,
txcfg.fs_hz = sample_rate_; freq_dds_tx_hz_,
txcfg.lo_hz = freq_rf_tx_hz_; scale_dds_dbfs_);
txcfg.rfport = "A";
//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
//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;
}
} }
} }
@ -419,39 +114,17 @@ Ad9361FpgaSignalSource::Ad9361FpgaSignalSource(ConfigurationInterface* configura
Ad9361FpgaSignalSource::~Ad9361FpgaSignalSource() Ad9361FpgaSignalSource::~Ad9361FpgaSignalSource()
{ {
/* cleanup and exit */ /* cleanup and exit */
std::cout<<"* AD9361 Disabling streaming channels\n"; //std::cout<<"* AD9361 Disabling streaming channels\n";
if (rx0_i) { iio_channel_disable(rx0_i); } //if (rx0_i) { iio_channel_disable(rx0_i); }
if (rx0_q) { iio_channel_disable(rx0_q); } //if (rx0_q) { iio_channel_disable(rx0_q); }
std::cout<<"* AD9361 Destroying context\n";
if (ctx) { iio_context_destroy(ctx); }
if (enable_dds_lo_) if (enable_dds_lo_)
{ {
struct iio_device *dds; ad9361_disable_lo_local();
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;
}
} }
// std::cout<<"* AD9361 Destroying context\n";
//if (ctx) { iio_context_destroy(ctx); }
} }

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@ -16,16 +16,59 @@
# along with GNSS-SDR. If not, see <http://www.gnu.org/licenses/>. # 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})
endif(ENABLE_PLUTOSDR OR ENABLE_FMCOMMS2)
if(ENABLE_FMCOMMS2 OR ENABLE_AD9361)
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})
###############################################
# FMCOMMS2 based SDR Hardware
###############################################
if(IIO_FOUND)
set(OPT_SIGNAL_SOURCE_LIB_SOURCES ad9361_manager.cc)
endif(IIO_FOUND)
endif(ENABLE_FMCOMMS2 OR ENABLE_AD9361)
set (SIGNAL_SOURCE_LIB_SOURCES set (SIGNAL_SOURCE_LIB_SOURCES
rtl_tcp_commands.cc rtl_tcp_commands.cc
rtl_tcp_dongle_info.cc) rtl_tcp_dongle_info.cc
${OPT_SIGNAL_SOURCE_LIB_SOURCES})
include_directories( include_directories(
${CMAKE_CURRENT_SOURCE_DIR} ${CMAKE_CURRENT_SOURCE_DIR}
${Boost_INCLUDE_DIRS} ${Boost_INCLUDE_DIRS}
${OPT_DRIVER_INCLUDE_DIRS}
) )
file(GLOB SIGNAL_SOURCE_LIB_HEADERS "*.h") file(GLOB SIGNAL_SOURCE_LIB_HEADERS "*.h")
list(SORT SIGNAL_SOURCE_LIB_HEADERS) list(SORT SIGNAL_SOURCE_LIB_HEADERS)
add_library(signal_source_lib ${SIGNAL_SOURCE_LIB_SOURCES} ${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})

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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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@ -0,0 +1,127 @@
/*!
* \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