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make the ad9361_manager functions flexible to allow the use of two AD9361 devices when using the FPGA.

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This commit is contained in:
Marc Majoral 2022-05-13 18:12:25 +02:00
parent c2141f99fb
commit a1d8d8c19d
4 changed files with 128 additions and 226 deletions
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13
src/algorithms/signal_source/adapters/ad9361_fpga_signal_source.cc
View File

@ -59,7 +59,7 @@ Ad9361FpgaSignalSource::Ad9361FpgaSignalSource(const ConfigurationInterface *con
filename0_(configuration->property(role + ".filename", empty_string)),
rf_gain_rx1_(configuration->property(role + ".gain_rx1", default_manual_gain_rx1)),
rf_gain_rx2_(configuration->property(role + ".gain_rx1", default_manual_gain_rx2)),
freq_(configuration->property(role + ".freq", static_cast<uint64_t>(GPS_L1_FREQ_HZ))),
freq0_(configuration->property(role + ".freq", 0)),
sample_rate_(configuration->property(role + ".sampling_frequency", default_bandwidth)),
bandwidth_(configuration->property(role + ".bandwidth", default_bandwidth)),
samples_to_skip_(0),
@ -98,6 +98,12 @@ Ad9361FpgaSignalSource::Ad9361FpgaSignalSource(const ConfigurationInterface *con
const double seconds_to_skip = configuration->property(role + ".seconds_to_skip", 0.0);
const size_t header_size = configuration->property(role + ".header_size", 0);
if (freq0_ == 0)
{
freq0_ = configuration->property(role + ".freq0", static_cast<uint64_t>(GPS_L1_FREQ_HZ));
freq1_ = configuration->property(role + ".freq1", static_cast<uint64_t>(GPS_L5_FREQ_HZ));
}
if (filter_auto_)
{
filter_source_ = configuration->property(role + ".filter_source", std::string("Auto"));
@ -340,12 +346,13 @@ Ad9361FpgaSignalSource::Ad9361FpgaSignalSource(const ConfigurationInterface *con
LOG(WARNING) << "Invalid configuration value for bandwidth parameter. Set to bandwidth=" << default_bandwidth;
}
std::cout << "LO frequency : " << freq_ << " Hz\n";
std::cout << "LO frequency : " << freq0_ << " Hz\n";
try
{
config_ad9361_rx_local(bandwidth_,
sample_rate_,
freq_,
freq0_,
freq1_,
rf_port_select_,
rx1_enable_,
rx2_enable_,

3
src/algorithms/signal_source/adapters/ad9361_fpga_signal_source.h
View File

@ -126,7 +126,8 @@ private:
double rf_gain_rx1_;
double rf_gain_rx2_;
uint64_t freq_; // frequency of local oscillator
uint64_t freq0_; // frequency of local oscillator for ADRV9361-A 0
uint64_t freq1_; // frequency of local oscillator for ADRV9361-B (if present)
uint64_t sample_rate_;
uint64_t bandwidth_;
uint64_t samples_to_skip_;

333
src/algorithms/signal_source/libs/ad9361_manager.cc
View File

@ -92,32 +92,6 @@ bool get_ad9361_stream_ch(struct iio_context *ctx __attribute__((unused)), enum
}
/* 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 != nullptr;
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 != nullptr;
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)
{
@ -137,24 +111,15 @@ 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 cfg_ad9361_streaming_ch(struct iio_context *ctx, struct stream_cfg *cfg, enum iodev type, iio_channel *chn)
{
struct iio_channel *chn = nullptr;
// Configure phy and lo channels
// LOG(INFO)<<"* Acquiring AD9361 phy channel"<<chid;
std::cout << "* Acquiring AD9361 phy channel" << chid << '\n';
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") << '\n';
std::cout << "* Acquiring LO channel " << (type == TX ? "TX" : "RX") << '\n';
if (!get_lo_chan(ctx, type, &chn))
{
return false;
@ -164,7 +129,7 @@ bool cfg_ad9361_streaming_ch(struct iio_context *ctx, struct stream_cfg *cfg, en
}
int setup_filter(std::string filter_source_, uint64_t bandwidth_, uint64_t sample_rate_, uint64_t freq_, const std::string &rf_port_select_, struct iio_context *ctx,
struct iio_device *ad9361_phy, struct iio_channel *rx_chan1, std::string filter_filename_, float Fpass_, float Fstop_)
struct iio_device *ad9361_phy_dev, struct iio_channel *rx_chan, std::string filter_filename_, float Fpass_, float Fstop_)
{
int ret;
if (filter_source_ == "Off")
@ -175,39 +140,39 @@ int setup_filter(std::string filter_source_, uint64_t bandwidth_, uint64_t sampl
rxcfg.lo_hz = freq_;
rxcfg.rfport = rf_port_select_.c_str();
if (!cfg_ad9361_streaming_ch(ctx, &rxcfg, RX, 0))
if (!cfg_ad9361_streaming_ch(ctx, &rxcfg, RX, rx_chan))
{
std::cout << "RX port 0 not found\n";
throw std::runtime_error("AD9361 IIO RX port 0 not found");
std::cout << "RX LO channel not found\n";
throw std::runtime_error("AD9361 IIO LO not found");
}
}
else if (filter_source_ == "Auto")
{
ret = ad9361_set_bb_rate(ad9361_phy, sample_rate_);
ret = ad9361_set_bb_rate(ad9361_phy_dev, sample_rate_);
if (ret)
{
throw std::runtime_error("Unable to set BB rate");
// set bw
// params.push_back("in_voltage_rf_bandwidth=" + boost::to_string(bandwidth));
}
// wr_ch_str(rx_chan1, "rf_port_select", rf_port_select_.c_str());
ret = iio_device_attr_write(ad9361_phy, "in_voltage0_rf_port_select", rf_port_select_.c_str());
// wr_ch_str(rx_chan, "rf_port_select", rf_port_select_.c_str());
ret = iio_device_attr_write(ad9361_phy_dev, "in_voltage0_rf_port_select", rf_port_select_.c_str());
if (ret)
{
throw std::runtime_error("Unable to set rf_port_select");
}
wr_ch_lli(rx_chan1, "rf_bandwidth", bandwidth_);
if (!get_lo_chan(ctx, RX, &rx_chan1))
wr_ch_lli(rx_chan, "rf_bandwidth", bandwidth_);
if (!get_lo_chan(ctx, RX, &rx_chan))
{
return -1;
}
wr_ch_lli(rx_chan1, "frequency", freq_);
wr_ch_lli(rx_chan, "frequency", freq_);
}
else if (filter_source_ == "File")
{
try
{
if (!load_fir_filter(filter_filename_, ad9361_phy))
if (!load_fir_filter(filter_filename_, ad9361_phy_dev))
{
throw std::runtime_error("Unable to load filter file");
}
@ -216,38 +181,38 @@ int setup_filter(std::string filter_source_, uint64_t bandwidth_, uint64_t sampl
{
std::cout << "Exception cached when configuring the RX FIR filter: " << e.what() << '\n';
}
ret = iio_device_attr_write(ad9361_phy, "in_voltage0_rf_port_select", rf_port_select_.c_str());
ret = iio_device_attr_write(ad9361_phy_dev, "in_voltage0_rf_port_select", rf_port_select_.c_str());
if (ret)
{
throw std::runtime_error("Unable to set rf_port_select");
}
wr_ch_lli(rx_chan1, "rf_bandwidth", bandwidth_);
if (!get_lo_chan(ctx, RX, &rx_chan1))
wr_ch_lli(rx_chan, "rf_bandwidth", bandwidth_);
if (!get_lo_chan(ctx, RX, &rx_chan))
{
return -1;
}
wr_ch_lli(rx_chan1, "frequency", freq_);
wr_ch_lli(rx_chan, "frequency", freq_);
}
#if LIBAD9361_VERSION_GREATER_THAN_01
else if (filter_source_ == "Design")
{
ret = ad9361_set_bb_rate_custom_filter_manual(
ad9361_phy, sample_rate_, static_cast<uint64_t>(Fpass_), static_cast<uint64_t>(Fstop_), bandwidth_, bandwidth_);
ad9361_phy_dev, sample_rate_, static_cast<uint64_t>(Fpass_), static_cast<uint64_t>(Fstop_), bandwidth_, bandwidth_);
if (ret)
{
throw std::runtime_error("Unable to set BB rate");
}
ret = iio_device_attr_write(ad9361_phy, "in_voltage0_rf_port_select", rf_port_select_.c_str());
ret = iio_device_attr_write(ad9361_phy_dev, "in_voltage0_rf_port_select", rf_port_select_.c_str());
if (ret)
{
throw std::runtime_error("Unable to set rf_port_select");
}
wr_ch_lli(rx_chan1, "rf_bandwidth", bandwidth_);
if (!get_lo_chan(ctx, RX, &rx_chan1))
wr_ch_lli(rx_chan, "rf_bandwidth", bandwidth_);
if (!get_lo_chan(ctx, RX, &rx_chan))
{
return -1;
}
wr_ch_lli(rx_chan1, "frequency", freq_);
wr_ch_lli(rx_chan, "frequency", freq_);
}
#endif
else
@ -258,7 +223,7 @@ int setup_filter(std::string filter_source_, uint64_t bandwidth_, uint64_t sampl
// Filters can only be disabled after the sample rate has been set
if (filter_source_ == "Off")
{
ret = ad9361_set_trx_fir_enable(ad9361_phy, false);
ret = ad9361_set_trx_fir_enable(ad9361_phy_dev, false);
if (ret)
{
throw std::runtime_error("Unable to disable filters");
@ -267,52 +232,52 @@ int setup_filter(std::string filter_source_, uint64_t bandwidth_, uint64_t sampl
return 0;
}
int setup_device_parameters(iio_device *ad9361_phy, bool quadrature_, bool rfdc_, bool bbdc_, const std::string &gain_mode_rx1_, const std::string &gain_mode_rx2_)
int setup_device_parameters(iio_device *ad9361_phy_dev, bool quadrature_, bool rfdc_, bool bbdc_, const std::string &gain_mode_rx1_, const std::string &gain_mode_rx2_)
{
int ret;
ret = iio_device_attr_write(ad9361_phy, "trx_rate_governor", "nominal");
ret = iio_device_attr_write(ad9361_phy_dev, "trx_rate_governor", "nominal");
if (ret < 0)
{
std::cout << "Failed to set trx_rate_governor: " << ret << '\n';
return ret;
}
ret = iio_device_attr_write(ad9361_phy, "ensm_mode", "fdd");
ret = iio_device_attr_write(ad9361_phy_dev, "ensm_mode", "fdd");
if (ret < 0)
{
std::cout << "Failed to set ensm_mode: " << ret << '\n';
return ret;
}
ret = iio_device_attr_write(ad9361_phy, "calib_mode", "auto");
ret = iio_device_attr_write(ad9361_phy_dev, "calib_mode", "auto");
if (ret < 0)
{
std::cout << "Failed to set calib_mode: " << ret << '\n';
return ret;
}
ret = iio_device_attr_write_bool(ad9361_phy, "in_voltage_quadrature_tracking_en", quadrature_);
ret = iio_device_attr_write_bool(ad9361_phy_dev, "in_voltage_quadrature_tracking_en", quadrature_);
if (ret < 0)
{
std::cout << "Failed to set in_voltage_quadrature_tracking_en: " << ret << '\n';
return ret;
}
ret = iio_device_attr_write_bool(ad9361_phy, "in_voltage_rf_dc_offset_tracking_en", rfdc_);
ret = iio_device_attr_write_bool(ad9361_phy_dev, "in_voltage_rf_dc_offset_tracking_en", rfdc_);
if (ret < 0)
{
std::cout << "Failed to set in_voltage_rf_dc_offset_tracking_en: " << ret << '\n';
return ret;
}
ret = iio_device_attr_write_bool(ad9361_phy, "in_voltage_bb_dc_offset_tracking_en", bbdc_);
ret = iio_device_attr_write_bool(ad9361_phy_dev, "in_voltage_bb_dc_offset_tracking_en", bbdc_);
if (ret < 0)
{
std::cout << "Failed to set in_voltage_bb_dc_offset_tracking_en: " << ret << '\n';
return ret;
}
ret = iio_device_attr_write(ad9361_phy, "in_voltage0_gain_control_mode", gain_mode_rx1_.c_str());
ret = iio_device_attr_write(ad9361_phy_dev, "in_voltage0_gain_control_mode", gain_mode_rx1_.c_str());
if (ret < 0)
{
std::cout << "Failed to set in_voltage0_gain_control_mode: " << ret << '\n';
return ret;
}
ret = iio_device_attr_write(ad9361_phy, "in_voltage1_gain_control_mode", gain_mode_rx2_.c_str());
ret = iio_device_attr_write(ad9361_phy_dev, "in_voltage1_gain_control_mode", gain_mode_rx2_.c_str());
if (ret < 0)
{
std::cout << "Failed to set in_voltage1_gain_control_mode: " << ret << '\n';
@ -322,7 +287,8 @@ int setup_device_parameters(iio_device *ad9361_phy, bool quadrature_, bool rfdc_
bool config_ad9361_rx_local(uint64_t bandwidth_,
uint64_t sample_rate_,
uint64_t freq_,
uint64_t freq0_,
uint64_t freq1_,
const std::string &rf_port_select_,
bool rx1_enable_,
bool rx2_enable_,
@ -340,12 +306,12 @@ bool config_ad9361_rx_local(uint64_t bandwidth_,
{
// RX stream config
std::cout << "AD9361 Acquiring IIO LOCAL context\n";
struct iio_context *ctx;
// Streaming devices
struct iio_device *rx;
struct iio_channel *rx_chan0;
struct iio_channel *rx_chan1;
struct iio_channel *rx_chan2;
int ret;
#ifndef LIBAD9361_VERSION_GREATER_THAN_01
@ -362,7 +328,7 @@ bool config_ad9361_rx_local(uint64_t bandwidth_,
#endif
// iio context
std::cout << "Acquiring IIO LOCAL context\n";
ctx = iio_create_default_context();
if (!ctx)
{
@ -378,10 +344,11 @@ bool config_ad9361_rx_local(uint64_t bandwidth_,
// AD9361-A
struct iio_device *ad9361_phy;
std::cout << "Acquiring AD9361 phy devices\n";
ad9361_phy = iio_context_find_device(ctx, RX_DEV_A.c_str());
if (!ad9361_phy)
{
std::cout << "No rx dev found\n";
std::cout << "No " << RX_DEV_A << " dev found\n";
throw std::runtime_error("AD9361 IIO no rx dev found");
}
@ -391,32 +358,32 @@ bool config_ad9361_rx_local(uint64_t bandwidth_,
ad9361_phy_B = iio_context_find_device(ctx, RX_DEV_B.c_str());
if (ad9361_phy_B)
{
enable_ad9361_b = true;
enable_ad9361_b = true; // the RF board has two AD9361 devices
}
else
{
enable_ad9361_b = false;
enable_ad9361_b = false; // the RF board has one AD9361 device
}
// set-up AD9361-A stream device
std::cout << "* Acquiring AD9361 streaming devices\n";
std::string rx_stream_dev_a = (enable_ad9361_b ? RX_STREAM_DEV_A : RX_STREAM_DEV);
std::cout << "* Acquiring " << rx_stream_dev_a << " streaming device\n";
rx = iio_context_find_device(ctx, rx_stream_dev_a.c_str());
if (!rx)
{
std::cout << "No rx stream dev found\n";
throw std::runtime_error("AD9361 IIO No rx stream dev found");
std::cout << "No " << rx_stream_dev_a << " stream dev found\n";
throw std::runtime_error("AD9361 IIO No " + rx_stream_dev_a + " stream dev found");
}
// get AD9361-A stream device channel 1 as rx channel 1
if (!get_ad9361_stream_ch(ctx, RX, rx, 0, &rx_chan1))
// get AD9361-A stream device channel 0 as rx channel 0
std::cout << "* Acquiring " << rx_stream_dev_a << " phy channel 0\n";
if (!get_ad9361_stream_ch(ctx, RX, rx, 0, &rx_chan0))
{
std::cout << "RX channel 1 not found\n";
throw std::runtime_error("RX channel 1 not found");
std::cout << rx_stream_dev_a << " channel 0 not found\n";
throw std::runtime_error(rx_stream_dev_a + "RX channel 0 not found");
}
if (setup_filter(filter_source_, bandwidth_, sample_rate_, freq_, rf_port_select_, ctx, ad9361_phy, rx_chan1, filter_filename_, Fpass_, Fstop_) == -1)
if (setup_filter(filter_source_, bandwidth_, sample_rate_, freq0_, rf_port_select_, ctx, ad9361_phy, rx_chan0, filter_filename_, Fpass_, Fstop_) == -1)
{
return false;
}
@ -425,36 +392,36 @@ bool config_ad9361_rx_local(uint64_t bandwidth_,
{
// set-up AD9361-B stream device
std::cout << "* Acquiring AD9361 streaming devices\n";
std::cout << "* Acquiring " << RX_STREAM_DEV_B << " streaming device\n";
rx = iio_context_find_device(ctx, RX_STREAM_DEV_B.c_str());
if (!rx)
{
std::cout << "No rx stream dev found\n";
throw std::runtime_error("AD9361 IIO No rx stream dev found");
std::cout << "No " << RX_STREAM_DEV_B << " stream dev found\n";
throw std::runtime_error("AD9361 IIO No " + RX_STREAM_DEV_B + " stream dev found");
}
// get AD9361-A stream device channel 1 as rx channel 2
if (!get_ad9361_stream_ch(ctx, RX, rx, 0, &rx_chan2))
// get AD9361-B stream device channel 0 as rx channel 1
std::cout << "* Acquiring " << RX_STREAM_DEV_B << " phy channel 0\n";
if (!get_ad9361_stream_ch(ctx, RX, rx, 0, &rx_chan1))
{
std::cout << "RX channel 1 not found\n";
throw std::runtime_error("RX channel 1 not found");
std::cout << RX_STREAM_DEV_B << " channel 0 not found\n";
throw std::runtime_error(RX_STREAM_DEV_B + "RX channel 0 not found");
}
if (setup_filter(filter_source_, bandwidth_, sample_rate_, freq_, rf_port_select_, ctx, ad9361_phy_B, rx_chan2, filter_filename_, Fpass_, Fstop_) == -1)
if (setup_filter(filter_source_, bandwidth_, sample_rate_, freq1_, rf_port_select_, ctx, ad9361_phy_B, rx_chan1, filter_filename_, Fpass_, Fstop_) == -1)
{
return false;
}
}
else
{
// GET ad9361-A stream device channel 2 as rx channel 2
if (!get_ad9361_stream_ch(ctx, RX, rx, 1, &rx_chan2))
// GET ad9361-A stream device channel 1 as rx channel 1
std::cout << "* Acquiring " << rx_stream_dev_a << " phy channel 1\n";
if (!get_ad9361_stream_ch(ctx, RX, rx, 1, &rx_chan1))
{
std::cout << "RX channel 2 not found\n";
throw std::runtime_error("RX channel 2 not found");
std::cout << rx_stream_dev_a << " channel 1 not found\n";
throw std::runtime_error(rx_stream_dev_a + "RX channel 1 not found");
}
if (setup_filter(filter_source_, bandwidth_, sample_rate_, freq_, rf_port_select_, ctx, ad9361_phy, rx_chan2, filter_filename_, Fpass_, Fstop_) == -1)
if (setup_filter(filter_source_, bandwidth_, sample_rate_, freq0_, rf_port_select_, ctx, ad9361_phy, rx_chan1, filter_filename_, Fpass_, Fstop_) == -1)
{
return false;
}
@ -463,26 +430,28 @@ bool config_ad9361_rx_local(uint64_t bandwidth_,
std::cout << "* Enabling IIO streaming channels\n";
if (rx1_enable_)
{
iio_channel_enable(rx_chan1);
iio_channel_enable(rx_chan0);
}
if (rx2_enable_)
{
iio_channel_enable(rx_chan2);
iio_channel_enable(rx_chan1);
}
if (!rx1_enable_ and !rx2_enable_)
{
std::cout << "WARNING: No Rx channels enabled.\n";
}
std::cout << "configuring " << RX_DEV_A << " device parameters\n";
if (setup_device_parameters(ad9361_phy, quadrature_, rfdc_, bbdc_, gain_mode_rx1_, gain_mode_rx2_) < 0)
{
throw std::runtime_error("setup AD9361 device parameters failed");
throw std::runtime_error("configuring " + RX_DEV_A + " device parameters failed\n");
}
if (enable_ad9361_b)
{
std::cout << "configuring " << RX_DEV_B << " device parameters\n";
if (setup_device_parameters(ad9361_phy_B, quadrature_, rfdc_, bbdc_, gain_mode_rx1_, gain_mode_rx2_) < 0)
{
throw std::runtime_error("setup AD9361 device parameters failed");
throw std::runtime_error("configuring " + RX_DEV_B + " device parameters failed\n");
}
}
@ -510,7 +479,7 @@ bool config_ad9361_rx_local(uint64_t bandwidth_,
{
if (gain_mode_rx2_ == "manual")
{
ret = iio_device_attr_write_double(ad9361_phy_B, "in_voltage1_hardwaregain", rf_gain_rx2_);
ret = iio_device_attr_write_double(ad9361_phy_B, "in_voltage0_hardwaregain", rf_gain_rx2_);
if (ret < 0)
{
std::cout << "Failed to set in_voltage1_hardwaregain: " << ret << '\n';
@ -548,8 +517,8 @@ bool config_ad9361_rx_remote(const std::string &remote_host,
struct iio_context *ctx;
// Streaming devices
struct iio_device *rx;
struct iio_channel *rx_chan0;
struct iio_channel *rx_chan1;
struct iio_channel *rx_chan2;
#ifndef LIBAD9361_VERSION_GREATER_THAN_01
if (filter_source_ == "Design")
@ -592,124 +561,31 @@ bool config_ad9361_rx_remote(const std::string &remote_host,
int ret;
std::cout << "* Initializing AD9361 IIO streaming channels\n";
if (!get_ad9361_stream_ch(ctx, RX, rx, 0, &rx_chan1))
if (!get_ad9361_stream_ch(ctx, RX, rx, 0, &rx_chan0))
{
std::cout << "RX channel 1 not found\n";
throw std::runtime_error("RX channel 1 not found");
}
if (!get_ad9361_stream_ch(ctx, RX, rx, 1, &rx_chan2))
if (!get_ad9361_stream_ch(ctx, RX, rx, 1, &rx_chan1))
{
std::cout << "RX channel 2 not found\n";
throw std::runtime_error("RX channel 2 not found");
}
if (filter_source_ == "Off")
{
struct stream_cfg rxcfg;
rxcfg.bw_hz = bandwidth_;
rxcfg.fs_hz = sample_rate_;
rxcfg.lo_hz = freq_;
rxcfg.rfport = rf_port_select_.c_str();
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");
}
}
else if (filter_source_ == "Auto")
{
ret = ad9361_set_bb_rate(ad9361_phy, sample_rate_);
if (ret)
{
throw std::runtime_error("Unable to set BB rate");
// set bw
// params.push_back("in_voltage_rf_bandwidth=" + boost::to_string(bandwidth));
}
// wr_ch_str(rx_chan1, "rf_port_select", rf_port_select_.c_str());
ret = iio_device_attr_write(ad9361_phy, "in_voltage0_rf_port_select", rf_port_select_.c_str());
if (ret)
{
throw std::runtime_error("Unable to set rf_port_select");
}
wr_ch_lli(rx_chan1, "rf_bandwidth", bandwidth_);
if (!get_lo_chan(ctx, RX, &rx_chan1))
if (setup_filter(filter_source_, bandwidth_, sample_rate_, freq_, rf_port_select_, ctx, ad9361_phy, rx_chan0, filter_filename_, Fpass_, Fstop_) == -1)
{
return false;
}
wr_ch_lli(rx_chan1, "frequency", freq_);
}
else if (filter_source_ == "File")
{
try
{
if (!load_fir_filter(filter_filename_, ad9361_phy))
{
throw std::runtime_error("Unable to load filter file");
}
}
catch (const std::runtime_error &e)
{
std::cout << "Exception cached when configuring the RX FIR filter: " << e.what() << '\n';
}
ret = iio_device_attr_write(ad9361_phy, "in_voltage0_rf_port_select", rf_port_select_.c_str());
if (ret)
{
throw std::runtime_error("Unable to set rf_port_select");
}
wr_ch_lli(rx_chan1, "rf_bandwidth", bandwidth_);
if (!get_lo_chan(ctx, RX, &rx_chan1))
{
return false;
}
wr_ch_lli(rx_chan1, "frequency", freq_);
}
#if LIBAD9361_VERSION_GREATER_THAN_01
else if (filter_source_ == "Design")
{
ret = ad9361_set_bb_rate_custom_filter_manual(
ad9361_phy, sample_rate_, static_cast<uint64_t>(Fpass_), static_cast<uint64_t>(Fstop_), bandwidth_, bandwidth_);
if (ret)
{
throw std::runtime_error("Unable to set BB rate");
}
ret = iio_device_attr_write(ad9361_phy, "in_voltage0_rf_port_select", rf_port_select_.c_str());
if (ret)
{
throw std::runtime_error("Unable to set rf_port_select");
}
wr_ch_lli(rx_chan1, "rf_bandwidth", bandwidth_);
if (!get_lo_chan(ctx, RX, &rx_chan1))
{
return false;
}
wr_ch_lli(rx_chan1, "frequency", freq_);
}
#endif
else
{
throw std::runtime_error("Unknown filter configuration");
}
// Filters can only be disabled after the sample rate has been set
if (filter_source_ == "Off")
{
ret = ad9361_set_trx_fir_enable(ad9361_phy, false);
if (ret)
{
throw std::runtime_error("Unable to disable filters");
}
}
std::cout << "* Enabling IIO streaming channels\n";
if (rx1_enable_)
{
iio_channel_enable(rx_chan1);
iio_channel_enable(rx_chan0);
}
if (rx2_enable_)
{
iio_channel_enable(rx_chan2);
iio_channel_enable(rx_chan1);
}
if (!rx1_enable_ and !rx2_enable_)
{
@ -790,6 +666,7 @@ bool config_ad9361_lo_local(uint64_t bandwidth_,
{
// TX stream config
std::cout << "Start of AD9361 TX Local Oscillator DDS configuration\n";
struct iio_channel *tx_chan;
struct stream_cfg txcfg;
txcfg.bw_hz = bandwidth_;
txcfg.fs_hz = sample_rate_;
@ -817,15 +694,23 @@ bool config_ad9361_lo_local(uint64_t bandwidth_,
}
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");
if (!get_ad9361_stream_ch(ctx, TX, ad9361_phy, 0, &tx_chan))
{
std::cout << "TX channel 0 not found\n";
throw std::runtime_error("TX channel 0 not found");
}
if (!cfg_ad9361_streaming_ch(ctx, &txcfg, TX, tx_chan))
{
std::cout << "TX LO channel not found\n";
throw std::runtime_error("TX LO channel not found");
}
int ret;
// set output amplifier attenuation
ret = iio_device_attr_write_double(ad9361_phy, "out_voltage0_hardwaregain", -std::abs(tx_attenuation_db_));
@ -932,6 +817,7 @@ bool config_ad9361_lo_remote(const std::string &remote_host,
{
// TX stream config
std::cout << "Start of AD9361 TX Local Oscillator DDS configuration\n";
struct iio_channel *tx_chan;
struct stream_cfg txcfg;
txcfg.bw_hz = bandwidth_;
txcfg.fs_hz = sample_rate_;
@ -959,15 +845,22 @@ bool config_ad9361_lo_remote(const std::string &remote_host,
}
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");
if (!get_ad9361_stream_ch(ctx, TX, ad9361_phy, 0, &tx_chan))
{
std::cout << "TX channel 0 not found\n";
throw std::runtime_error("TX channel 0 not found");
}
if (!cfg_ad9361_streaming_ch(ctx, &txcfg, TX, tx_chan))
{
std::cout << "TX LO channel not found\n";
throw std::runtime_error("TX LO channel not found");
}
int ret;
// set output amplifier attenuation
ret = iio_device_attr_write_double(ad9361_phy, "out_voltage0_hardwaregain", -std::abs(tx_attenuation_db_));
@ -1197,8 +1090,8 @@ bool disable_ad9361_rx_local()
{
struct iio_context *ctx;
struct iio_device *rx;
struct iio_channel *rx_chan0;
struct iio_channel *rx_chan1;
struct iio_channel *rx_chan2;
ctx = iio_create_default_context();
if (!ctx)
@ -1219,20 +1112,20 @@ bool disable_ad9361_rx_local()
return false;
}
if (!get_ad9361_stream_ch(ctx, RX, rx, 0, &rx_chan1))
if (!get_ad9361_stream_ch(ctx, RX, rx, 0, &rx_chan0))
{
std::cout << "RX channel 1 not found when disabling RX channels\n";
return false;
}
if (!get_ad9361_stream_ch(ctx, RX, rx, 1, &rx_chan2))
if (!get_ad9361_stream_ch(ctx, RX, rx, 1, &rx_chan1))
{
std::cout << "RX channel 2 not found when disabling RX channels\n";
return false;
}
iio_channel_disable(rx_chan0);
iio_channel_disable(rx_chan1);
iio_channel_disable(rx_chan2);
iio_context_destroy(ctx);
return true;
}
@ -1242,8 +1135,8 @@ bool disable_ad9361_rx_remote(const std::string &remote_host)
{
struct iio_context *ctx;
struct iio_device *rx;
struct iio_channel *rx_chan0;
struct iio_channel *rx_chan1;
struct iio_channel *rx_chan2;
ctx = iio_create_network_context(remote_host.c_str());
if (!ctx)
@ -1258,19 +1151,19 @@ bool disable_ad9361_rx_remote(const std::string &remote_host)
return false;
}
if (!get_ad9361_stream_ch(ctx, RX, rx, 0, &rx_chan1))
if (!get_ad9361_stream_ch(ctx, RX, rx, 0, &rx_chan0))
{
std::cout << "RX channel 1 not found at " << remote_host << " when disabling RX channels\n";
return false;
}
if (!get_ad9361_stream_ch(ctx, RX, rx, 1, &rx_chan2))
if (!get_ad9361_stream_ch(ctx, RX, rx, 1, &rx_chan1))
{
std::cout << "RX channel 2 not found at " << remote_host << " when disabling RX channels\n";
return false;
}
iio_channel_disable(rx_chan0);
iio_channel_disable(rx_chan1);
iio_channel_disable(rx_chan2);
iio_context_destroy(ctx);
return true;
}

3
src/algorithms/signal_source/libs/ad9361_manager.h
View File

@ -84,7 +84,8 @@ bool cfg_ad9361_streaming_ch(struct iio_context *ctx, struct stream_cfg *cfg, en
bool config_ad9361_rx_local(uint64_t bandwidth_,
uint64_t sample_rate_,
uint64_t freq_,
uint64_t freq0_,
uint64_t freq1_,
const std::string &rf_port_select_,
bool rx1_enable_,
bool rx2_enable_,