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Settings.cpp
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/**
@file Settings.cpp
@brief Soapy SDR + IConnection config settings.
@author Lime Microsystems (www.limemicro.com)
*/
#include "SoapyLMS7.h"
#include "Logger.h"
#include "lms7_device.h"
#include <IConnection.h>
#include <stdexcept>
#include <iostream>
#include <memory>
#include <SoapySDR/Logger.hpp>
#include <SoapySDR/Time.hpp>
#include <cstdlib>
#include <algorithm>
using namespace lime;
#define dirName ((direction == SOAPY_SDR_RX)?"Rx":"Tx")
//reasonable limits when advertising the rate
#define MIN_SAMP_RATE 1e5
#define MAX_SAMP_RATE 65e6
/*******************************************************************
* Constructor/destructor
******************************************************************/
SoapyLMS7::SoapyLMS7(const ConnectionHandle &handle, const SoapySDR::Kwargs &args):
_deviceArgs(args),
_moduleName(handle.module),
sampleRate{0.0, 0.0},
oversampling(0) //auto
{
//connect
SoapySDR::logf(SOAPY_SDR_INFO, "Make connection: '%s'", handle.ToString().c_str());
lms7Device = LMS7_Device::CreateDevice(handle);
if (lms7Device == nullptr) throw std::runtime_error(
"Failed to make connection with '" + handle.serialize() + "'");
const auto devInfo = lms7Device->GetInfo();
//quick summary
SoapySDR::logf(SOAPY_SDR_INFO, "Device name: %s", devInfo->deviceName);
SoapySDR::logf(SOAPY_SDR_INFO, "Reference: %g MHz", lms7Device->GetClockFreq(LMS_CLOCK_REF)/1e6);
lms7Device->Init();
//enable all channels
for (size_t channel = 0; channel < lms7Device->GetNumChannels(); channel++)
{
lms7Device->EnableChannel(true, channel, true);
lms7Device->EnableChannel(false, channel, true);
}
//disable use of value cache automatically
//or specify args[enableCache] == 1 to enable
bool cacheEnable = false;
if (args.count("cacheCalibrations"))
{
SoapySDR::logf(SOAPY_SDR_INFO, "'cacheCalibrations' setting is deprecated use 'enableCache' instead", devInfo->deviceName);
if (std::stoi(args.at("cacheCalibrations")))
cacheEnable = true;
}
else
cacheEnable = args.count("enableCache") && std::stoi(args.at("enableCache"))!= 0;
SoapySDR::logf(SOAPY_SDR_INFO, "LMS7002M register cache: %s", cacheEnable?"Enabled":"Disabled");
lms7Device->EnableCache(cacheEnable);
//give all RFICs a default state
for (size_t channel = 0; channel < lms7Device->GetNumChannels(); channel++)
{
this->setGain(SOAPY_SDR_RX, channel, 32);
this->setGain(SOAPY_SDR_TX, channel, 0);
}
mChannels[SOAPY_SDR_RX].resize(lms7Device->GetNumChannels());
mChannels[SOAPY_SDR_TX].resize(lms7Device->GetNumChannels());
_channelsToCal.clear();
activeStreams.clear();
}
SoapyLMS7::~SoapyLMS7(void)
{
//power down all channels
for (size_t channel = 0; channel < lms7Device->GetNumChannels(); channel++)
{
lms7Device->EnableChannel(true, channel, false);
lms7Device->EnableChannel(false, channel, false);
}
delete lms7Device;
}
/*******************************************************************
* Identification API
******************************************************************/
std::string SoapyLMS7::getDriverKey(void) const
{
return _moduleName;
}
std::string SoapyLMS7::getHardwareKey(void) const
{
return std::string(lms7Device->GetInfo()->deviceName);
}
SoapySDR::Kwargs SoapyLMS7::getHardwareInfo(void) const
{
auto devinfo = lms7Device->GetInfo();
SoapySDR::Kwargs info;
if (std::string(devinfo->expansionName) != "UNSUPPORTED")
info["expansionName"] = std::string(devinfo->expansionName);
info["firmwareVersion"] = std::string(devinfo->firmwareVersion);
info["hardwareVersion"] = std::string(devinfo->hardwareVersion);
info["protocolVersion"] = std::string(devinfo->protocolVersion);
info["gatewareVersion"] = std::string(devinfo->gatewareVersion);
if (devinfo->boardSerialNumber!= unsigned(-1))
{
char buff[64]; sprintf(buff, "0x%lx", devinfo->boardSerialNumber);
info["boardSerialNumber"] = buff;
}
return info;
}
/*******************************************************************
* Channels API
******************************************************************/
size_t SoapyLMS7::getNumChannels(const int /*direction*/) const
{
return lms7Device->GetNumChannels();
}
bool SoapyLMS7::getFullDuplex(const int /*direction*/, const size_t /*channel*/) const
{
return true;
}
/*******************************************************************
* Antenna API
******************************************************************/
std::vector<std::string> SoapyLMS7::listAntennas(const int direction, const size_t /*channel*/) const
{
return lms7Device->GetPathNames(direction == SOAPY_SDR_TX);
}
void SoapyLMS7::setAntenna(const int direction, const size_t channel, const std::string &name)
{
std::unique_lock<std::recursive_mutex> lock(_accessMutex);
SoapySDR::logf(SOAPY_SDR_DEBUG, "SoapyLMS7::setAntenna(%s, %d, %s)", dirName, int(channel), name.c_str());
bool tx = direction == SOAPY_SDR_TX;
std::vector<std::string> nameList = lms7Device->GetPathNames(tx);
for (unsigned path = 0; path < nameList.size(); path++)
if (nameList[path] == name)
{
lms7Device->SetPath(tx, channel, path);
_channelsToCal.emplace(direction, channel);
return;
}
throw std::runtime_error("SoapyLMS7::setAntenna(TX, "+name+") - unknown antenna name");
}
std::string SoapyLMS7::getAntenna(const int direction, const size_t channel) const
{
std::unique_lock<std::recursive_mutex> lock(_accessMutex);
bool tx = direction == SOAPY_SDR_TX;
int path = lms7Device->GetPath(tx,channel);
if (path < 0)
return "";
std::vector<std::string> nameList = lms7Device->GetPathNames(tx);
return (unsigned)path < nameList.size() ? nameList[path] : "";
}
/*******************************************************************
* Frontend corrections API
******************************************************************/
bool SoapyLMS7::hasDCOffsetMode(const int direction, const size_t /*channel*/) const
{
return (direction == SOAPY_SDR_RX);
}
void SoapyLMS7::setDCOffsetMode(const int direction, const size_t channel, const bool automatic)
{
std::unique_lock<std::recursive_mutex> lock(_accessMutex);
if (direction == SOAPY_SDR_RX)
lms7Device->WriteParam(LMS7param(DC_BYP_RXTSP),automatic == 0, channel);
}
bool SoapyLMS7::getDCOffsetMode(const int direction, const size_t channel) const
{
std::unique_lock<std::recursive_mutex> lock(_accessMutex);
if (direction == SOAPY_SDR_RX)
return lms7Device->ReadParam(LMS7param(DC_BYP_RXTSP),channel) == 0;
return false;
}
bool SoapyLMS7::hasDCOffset(const int /*direction*/, const size_t /*channel*/) const
{
return true;
}
void SoapyLMS7::setDCOffset(const int direction, const size_t channel, const std::complex<double> &offset)
{
std::unique_lock<std::recursive_mutex> lock(_accessMutex);
const auto lmsDir = (direction == SOAPY_SDR_TX)?LMS7002M::Tx:LMS7002M::Rx;
auto rfic = lms7Device->GetLMS(channel/2);
rfic->Modify_SPI_Reg_bits(LMS7param(MAC),(channel%2)+1);
rfic->SetDCOffset(lmsDir, offset.real(), offset.imag());
}
std::complex<double> SoapyLMS7::getDCOffset(const int direction, const size_t channel) const
{
double I = 0.0, Q = 0.0;
const auto lmsDir = (direction == SOAPY_SDR_TX)?LMS7002M::Tx:LMS7002M::Rx;
std::unique_lock<std::recursive_mutex> lock(_accessMutex);
auto rfic = lms7Device->GetLMS(channel/2);
rfic->Modify_SPI_Reg_bits(LMS7param(MAC),(channel%2)+1);
rfic->GetDCOffset(lmsDir, I, Q);
return std::complex<double>(I, Q);
}
bool SoapyLMS7::hasIQBalance(const int /*direction*/, const size_t /*channel*/) const
{
return true;
}
void SoapyLMS7::setIQBalance(const int direction, const size_t channel, const std::complex<double> &balance)
{
const auto lmsDir = (direction == SOAPY_SDR_TX)?LMS7002M::Tx:LMS7002M::Rx;
double gain = std::abs(balance);
double gainI = 1.0; if (gain < 1.0) gainI = gain/1.0;
double gainQ = 1.0; if (gain > 1.0) gainQ = 1.0/gain;
std::unique_lock<std::recursive_mutex> lock(_accessMutex);
auto rfic = lms7Device->GetLMS(channel/2);
rfic->Modify_SPI_Reg_bits(LMS7param(MAC),(channel%2)+1);
rfic->SetIQBalance(lmsDir, std::arg(balance), gainI, gainQ);
}
std::complex<double> SoapyLMS7::getIQBalance(const int direction, const size_t channel) const
{
const auto lmsDir = (direction == SOAPY_SDR_TX)?LMS7002M::Tx:LMS7002M::Rx;
double phase, gainI, gainQ;
std::unique_lock<std::recursive_mutex> lock(_accessMutex);
auto rfic = lms7Device->GetLMS(channel/2);
rfic->Modify_SPI_Reg_bits(LMS7param(MAC),(channel%2)+1);
rfic->GetIQBalance(lmsDir, phase, gainI, gainQ);
return (gainI/gainQ)*std::polar(1.0, phase);
}
/*******************************************************************
* Gain API
******************************************************************/
std::vector<std::string> SoapyLMS7::listGains(const int direction, const size_t /*channel*/) const
{
std::vector<std::string> gains;
if (direction == SOAPY_SDR_RX)
{
gains.push_back("TIA");
gains.push_back("LNA");
gains.push_back("PGA");
}
if (direction == SOAPY_SDR_TX)
{
gains.push_back("PAD");
gains.push_back("IAMP");
}
return gains;
}
void SoapyLMS7::setGain(const int direction, const size_t channel, const double value)
{
std::unique_lock<std::recursive_mutex> lock(_accessMutex);
SoapySDR::logf(SOAPY_SDR_DEBUG, "SoapyLMS7::setGain(%s, %d, %g dB)", dirName, int(channel), value);
lms7Device->SetGain(direction==SOAPY_SDR_TX,channel,value);
SoapySDR::logf(SOAPY_SDR_DEBUG, "Actual %s[%d] gain %g dB", dirName, int(channel), this->getGain(direction, channel));
}
double SoapyLMS7::getGain(const int direction, const size_t channel) const
{
std::unique_lock<std::recursive_mutex> lock(_accessMutex);
return lms7Device->GetGain(direction==SOAPY_SDR_TX, channel);
}
void SoapyLMS7::setGain(const int direction, const size_t channel, const std::string &name, const double value)
{
std::unique_lock<std::recursive_mutex> lock(_accessMutex);
SoapySDR::logf(SOAPY_SDR_DEBUG, "SoapyLMS7::setGain(%s, %d, %s, %g dB)", dirName, int(channel), name.c_str(), value);
lms7Device->SetGain(direction==SOAPY_SDR_TX, channel, value, name);
SoapySDR::logf(SOAPY_SDR_DEBUG, "Actual %s%s[%d] gain %g dB", dirName, name.c_str(), int(channel), this->getGain(direction, channel, name));
}
double SoapyLMS7::getGain(const int direction, const size_t channel, const std::string &name) const
{
std::unique_lock<std::recursive_mutex> lock(_accessMutex);
return lms7Device->GetGain(direction==SOAPY_SDR_TX, channel, name);
}
SoapySDR::Range SoapyLMS7::getGainRange(const int direction, const size_t channel) const
{
auto range = lms7Device->GetGainRange(direction==SOAPY_SDR_TX, channel);
return SoapySDR::Range(range.min, range.max);
}
SoapySDR::Range SoapyLMS7::getGainRange(const int direction, const size_t channel, const std::string &name) const
{
auto range = lms7Device->GetGainRange(direction==SOAPY_SDR_TX, channel, name);
return SoapySDR::Range(range.min, range.max);
}
/*******************************************************************
* Frequency API
******************************************************************/
SoapySDR::ArgInfoList SoapyLMS7::getFrequencyArgsInfo(const int direction, const size_t channel) const
{
return SoapySDR::Device::getFrequencyArgsInfo(direction, channel);
}
void SoapyLMS7::setFrequency(int direction, size_t channel, double frequency, const SoapySDR::Kwargs &args)
{
std::unique_lock<std::recursive_mutex> lock(_accessMutex);
if (lms7Device->SetFrequency(direction == SOAPY_SDR_TX, channel, frequency)!=0)
{
SoapySDR::logf(SOAPY_SDR_ERROR, "setFrequency(%s, %d, %g MHz) Failed", dirName, int(channel), frequency/1e6);
throw std::runtime_error("SoapyLMS7::setFrequency() failed");
}
mChannels[bool(direction)].at(channel).freq = frequency;
if (setBBLPF(direction, channel, mChannels[direction].at(channel).bw)!= 0)
SoapySDR::logf(SOAPY_SDR_ERROR, "setBBLPF(%s, %d, RF, %g MHz) Failed", dirName, int(channel), mChannels[direction].at(channel).bw/1e6);
}
void SoapyLMS7::setFrequency(const int direction, const size_t channel, const std::string &name, const double frequency, const SoapySDR::Kwargs &args)
{
std::unique_lock<std::recursive_mutex> lock(_accessMutex);
SoapySDR::logf(SOAPY_SDR_DEBUG, "SoapyLMS7::setFrequency(%s, %d, %s, %g MHz)", dirName, int(channel), name.c_str(), frequency/1e6);
bool isTx = direction == SOAPY_SDR_TX;
if (name == "RF")
{
const auto clkId = (direction == SOAPY_SDR_TX)? LMS_CLOCK_SXT : LMS_CLOCK_SXR;
if (lms7Device->SetClockFreq(clkId, frequency, channel)!=0)
{
SoapySDR::logf(SOAPY_SDR_ERROR, "setFrequency(%s, %d, RF, %g MHz) Failed", dirName, int(channel), frequency/1e6);
throw std::runtime_error("SoapyLMS7::setFrequency(RF) failed");
}
mChannels[bool(direction)].at(channel).freq = frequency;
if (setBBLPF(direction, channel, mChannels[direction].at(channel).bw)!= 0)
SoapySDR::logf(SOAPY_SDR_ERROR, "setBBLPF(%s, %d, RF, %g MHz) Failed", dirName, int(channel), mChannels[direction].at(channel).bw/1e6);
_channelsToCal.emplace(direction, channel);
return;
}
if (name == "BB")
{
lms7Device->SetNCOFreq(isTx, channel, 0, direction == SOAPY_SDR_TX ? frequency : -frequency);
return;
}
throw std::runtime_error("SoapyLMS7::setFrequency("+name+") unknown name");
}
double SoapyLMS7::getFrequency(const int direction, const size_t channel, const std::string &name) const
{
std::unique_lock<std::recursive_mutex> lock(_accessMutex);
if (name == "RF")
{
const auto clkId = (direction == SOAPY_SDR_TX)? LMS_CLOCK_SXT : LMS_CLOCK_SXR;
return lms7Device->GetClockFreq(clkId,channel);
}
if (name == "BB")
{
const bool isTx = (direction == SOAPY_SDR_TX);
double freq = lms7Device->GetNCOFreq(isTx, channel, 0);
return isTx ? freq : -freq;
}
throw std::runtime_error("SoapyLMS7::getFrequency("+name+") unknown name");
}
double SoapyLMS7::getFrequency(const int direction, const size_t channel) const
{
std::unique_lock<std::recursive_mutex> lock(_accessMutex);
return lms7Device->GetFrequency(direction == SOAPY_SDR_TX, channel);
}
std::vector<std::string> SoapyLMS7::listFrequencies(const int /*direction*/, const size_t /*channel*/) const
{
std::vector<std::string> opts;
opts.push_back("RF");
opts.push_back("BB");
return opts;
}
SoapySDR::RangeList SoapyLMS7::getFrequencyRange(const int direction, const size_t channel, const std::string &name) const
{
SoapySDR::RangeList ranges;
if (name == "RF")
{
ranges.push_back(SoapySDR::Range(30e6, 3.8e9));
}
if (name == "BB")
{
std::unique_lock<std::recursive_mutex> lock(_accessMutex);
const auto lmsDir = (direction == SOAPY_SDR_TX)?LMS_CLOCK_TXTSP:LMS_CLOCK_RXTSP;
const double dspRate = lms7Device->GetClockFreq(lmsDir,channel);
ranges.push_back(SoapySDR::Range(-dspRate/2, dspRate/2));
}
return ranges;
}
SoapySDR::RangeList SoapyLMS7::getFrequencyRange(const int direction, const size_t channel) const
{
SoapySDR::RangeList ranges;
ranges.push_back(SoapySDR::Range(0.0, 3.8e9));
return ranges;
}
/*******************************************************************
* Sample Rate API
******************************************************************/
void SoapyLMS7::setSampleRate(const int direction, const size_t channel, const double rate)
{
std::unique_lock<std::recursive_mutex> lock(_accessMutex);
auto streams = activeStreams;
for (auto s : streams)
deactivateStream(s);
SoapySDR::logf(SOAPY_SDR_DEBUG, "setSampleRate(%s, %d, %g MHz)", dirName, int(channel), rate/1e6);
auto ret = lms7Device->SetRate(direction == SOAPY_SDR_TX, rate, oversampling);
//if bandwidth is not explicitly selected set it to sample rate
if (mChannels[bool(direction)].at(channel).bw < 0)
{
lms_range_t range;
LMS_GetLPFBWRange(lms7Device, direction == SOAPY_SDR_TX, &range);
double bw = rate < range.min ? range.min : rate;
bw = bw < range.max ? bw : range.max;
setBBLPF(direction, channel, bw);
}
for (auto s : streams)
activateStream(s);
if (ret != 0)
{
SoapySDR::logf(SOAPY_SDR_ERROR, "setSampleRate(%s, %d, %g MHz) Failed", dirName, int(channel), rate/1e6);
throw std::runtime_error("SoapyLMS7::setSampleRate() failed");
}
sampleRate[bool(direction)] = rate;
return;
}
double SoapyLMS7::getSampleRate(const int direction, const size_t channel) const
{
std::unique_lock<std::recursive_mutex> lock(_accessMutex);
return lms7Device->GetRate((direction == SOAPY_SDR_TX),channel);
}
std::vector<double> SoapyLMS7::listSampleRates(const int direction, const size_t channel) const
{
return {MIN_SAMP_RATE, MAX_SAMP_RATE};
}
SoapySDR::RangeList SoapyLMS7::getSampleRateRange(const int direction, const size_t channel) const
{
return { SoapySDR::Range(MIN_SAMP_RATE, MAX_SAMP_RATE) };
}
/*******************************************************************
* Bandwidth API
******************************************************************/
int SoapyLMS7::setBBLPF(bool direction, size_t channel, double bw)
{
if (bw < 0)
return 0;
double frequency = mChannels[direction].at(channel).freq;
if (frequency > 0 && frequency < 30e6)
{
bw += 2*(30e6 - frequency);
bw = bw > 60e6 ? 60e6 : bw;
}
if (std::abs(bw-mChannels[direction].at(channel).rf_bw)>10e3)
{
SoapySDR::logf(SOAPY_SDR_DEBUG, "lms7Device->SetLPF(%s, %d, %g MHz)", dirName, int(channel), bw/1e6);
if (lms7Device->SetLPF(direction==SOAPY_SDR_TX, channel, true, bw) == 0)
mChannels[direction].at(channel).rf_bw = bw;
else
return -1;
}
return 0;
}
void SoapyLMS7::setBandwidth(const int direction, const size_t channel, const double bw)
{
if (bw == 0.0) return; //special ignore value
std::unique_lock<std::recursive_mutex> lock(_accessMutex);
SoapySDR::logf(SOAPY_SDR_DEBUG, "SoapyLMS7::setBandwidth(%s, %d, %g MHz)", dirName, int(channel), bw/1e6);
if (setBBLPF(direction, channel, bw)!=0)
{
SoapySDR::logf(SOAPY_SDR_ERROR, "setBBLPF(%s, %d, %g MHz) Failed", dirName, int(channel), bw/1e6);
throw std::runtime_error("setBandwidth() failed");
}
mChannels[bool(direction)].at(channel).bw = bw;
_channelsToCal.emplace(direction, channel);
}
double SoapyLMS7::getBandwidth(const int direction, const size_t channel) const
{
std::unique_lock<std::recursive_mutex> lock(_accessMutex);
return mChannels[bool(direction)].at(channel).bw;
}
SoapySDR::RangeList SoapyLMS7::getBandwidthRange(const int direction, const size_t channel) const
{
SoapySDR::RangeList bws;
if (direction == SOAPY_SDR_RX)
{
lms_range_t range;
LMS_GetLPFBWRange(lms7Device, LMS_CH_RX, &range);
bws.push_back(SoapySDR::Range(range.min, range.max));
}
if (direction == SOAPY_SDR_TX)
{
bws.push_back(SoapySDR::Range(5e6, 40e6));
bws.push_back(SoapySDR::Range(50e6, 130e6));
}
return bws;
}
/*******************************************************************
* Clocking API
******************************************************************/
double SoapyLMS7::getMasterClockRate(void) const
{
std::unique_lock<std::recursive_mutex> lock(_accessMutex);
return lms7Device->GetClockFreq(LMS_CLOCK_CGEN);
}
/*******************************************************************
* Time API
******************************************************************/
bool SoapyLMS7::hasHardwareTime(const std::string &what) const
{
//assume hardware time when no argument is specified
//some boards may not ever support hw time, so TODO
return what.empty();
}
long long SoapyLMS7::getHardwareTime(const std::string &what) const
{
if (what.empty())
{
if (sampleRate[SOAPY_SDR_RX] == 0)
{
throw std::runtime_error("SoapyLMS7::getHardwareTime() sample rate unset");
}
auto ticks = lms7Device->GetHardwareTimestamp();
return SoapySDR::ticksToTimeNs(ticks, sampleRate[SOAPY_SDR_RX]);
}
else
{
throw std::invalid_argument("SoapyLMS7::getHardwareTime("+what+") unknown argument");
}
}
void SoapyLMS7::setHardwareTime(const long long timeNs, const std::string &what)
{
if (what.empty())
{
if (sampleRate[SOAPY_SDR_RX] == 0)
{
throw std::runtime_error("SoapyLMS7::setHardwareTime() sample rate unset");
}
auto ticks = SoapySDR::timeNsToTicks(timeNs, sampleRate[SOAPY_SDR_RX]);
lms7Device->SetHardwareTimestamp(ticks);
}
else
{
throw std::invalid_argument("SoapyLMS7::setHardwareTime("+what+") unknown argument");
}
}
/*******************************************************************
* Sensor API
******************************************************************/
std::vector<std::string> SoapyLMS7::listSensors(void) const
{
std::vector<std::string> sensors;
sensors.push_back("clock_locked");
sensors.push_back("lms7_temp");
return sensors;
}
SoapySDR::ArgInfo SoapyLMS7::getSensorInfo(const std::string &name) const
{
SoapySDR::ArgInfo info;
if (name == "clock_locked")
{
info.key = "clock_locked";
info.name = "Clock Locked";
info.type = SoapySDR::ArgInfo::BOOL;
info.value = "false";
info.description = "CGEN clock is locked, good VCO selection.";
}
else if (name == "lms7_temp")
{
info.key = "lms7_temp";
info.name = "LMS7 Temperature";
info.type = SoapySDR::ArgInfo::FLOAT;
info.value = "0.0";
info.units = "C";
info.description = "The temperature of the LMS7002M in degrees C.";
}
return info;
}
std::string SoapyLMS7::readSensor(const std::string &name) const
{
std::unique_lock<std::recursive_mutex> lock(_accessMutex);
if (name == "clock_locked")
{
return lms7Device->GetLMS()->GetCGENLocked()?"true":"false";
}
if (name == "lms7_temp")
{
return std::to_string(lms7Device->GetChipTemperature());
}
throw std::runtime_error("SoapyLMS7::readSensor("+name+") - unknown sensor name");
}
std::vector<std::string> SoapyLMS7::listSensors(const int /*direction*/, const size_t /*channel*/) const
{
std::vector<std::string> sensors;
sensors.push_back("lo_locked");
return sensors;
}
SoapySDR::ArgInfo SoapyLMS7::getSensorInfo(const int direction, const size_t channel, const std::string &name) const
{
SoapySDR::ArgInfo info;
if (name == "lo_locked")
{
info.key = "lo_locked";
info.name = "LO Locked";
info.type = SoapySDR::ArgInfo::BOOL;
info.value = "false";
info.description = "LO synthesizer is locked, good VCO selection.";
}
return info;
}
std::string SoapyLMS7::readSensor(const int direction, const size_t channel, const std::string &name) const
{
std::unique_lock<std::recursive_mutex> lock(_accessMutex);
const auto lmsDir = (direction == SOAPY_SDR_TX)?LMS7002M::Tx:LMS7002M::Rx;
if (name == "lo_locked")
{
return lms7Device->GetLMS(channel/2)->GetSXLocked(lmsDir)?"true":"false";
}
throw std::runtime_error("SoapyLMS7::readSensor("+name+") - unknown sensor name");
}
/*******************************************************************
* Register API
******************************************************************/
std::vector<std::string> SoapyLMS7::listRegisterInterfaces(void) const
{
std::vector<std::string> ifaces;
ifaces.push_back("BBIC");
for (size_t i = 0; i < lms7Device->GetNumChannels()/2; i++)
{
ifaces.push_back("RFIC" + std::to_string(i));
}
return ifaces;
}
void SoapyLMS7::writeRegister(const std::string &name, const unsigned addr, const unsigned value)
{
if (name == "BBIC") return this->writeRegister(addr, value);
if ("RFIC" != name.substr(0,4))
throw std::runtime_error("SoapyLMS7::readRegister("+name+") unknown interface");
std::unique_lock<std::recursive_mutex> lock(_accessMutex);
int st = lms7Device->WriteLMSReg(addr, value, name[4]-'0');
if (st == 0) return;
throw std::runtime_error("SoapyLMS7::WriteRegister("+name+", "+std::to_string(addr)+") FAIL");
}
unsigned SoapyLMS7::readRegister(const std::string &name, const unsigned addr) const
{
if (name == "BBIC") return this->readRegister(addr);
if ("RFIC" != name.substr(0,4))
throw std::runtime_error("SoapyLMS7::readRegister("+name+") unknown interface");
std::unique_lock<std::recursive_mutex> lock(_accessMutex);
return lms7Device->ReadLMSReg(addr, name[4]-'0');
}
void SoapyLMS7::writeRegister(const unsigned addr, const unsigned value)
{
std::unique_lock<std::recursive_mutex> lock(_accessMutex);
auto st = lms7Device->WriteFPGAReg(addr, value);
if (st != 0) throw std::runtime_error(
"SoapyLMS7::WriteRegister("+std::to_string(addr)+") FAIL");
}
unsigned SoapyLMS7::readRegister(const unsigned addr) const
{
std::unique_lock<std::recursive_mutex> lock(_accessMutex);
int readbackData = lms7Device->ReadFPGAReg(addr);
if (readbackData < 0) throw std::runtime_error(
"SoapyLMS7::ReadRegister("+std::to_string(addr)+") FAIL");
return readbackData;
}
/*******************************************************************
* Settings API
******************************************************************/
SoapySDR::ArgInfoList SoapyLMS7::getSettingInfo(void) const
{
SoapySDR::ArgInfoList infos;
{
SoapySDR::ArgInfo info;
info.key = "SAVE_CONFIG";
info.type = SoapySDR::ArgInfo::STRING;
info.description = "Save LMS settings to file";
infos.push_back(info);
}
{
SoapySDR::ArgInfo info;
info.key = "LOAD_CONFIG";
info.type = SoapySDR::ArgInfo::STRING;
info.description = "Load LMS settings from file";
infos.push_back(info);
}
{
SoapySDR::ArgInfo info;
info.key = "OVERSAMPLING";
info.type = SoapySDR::ArgInfo::INT;
info.description = "oversampling ratio (0 - auto)";
info.options = {"0", "1", "2", "4", "8", "16", "32"};
infos.push_back(info);
}
return infos;
}
void SoapyLMS7::writeSetting(const std::string &key, const std::string &value)
{
if (key == "RXTSP_CONST")
{
for (size_t channel = 0; channel < lms7Device->GetNumChannels(); channel++)
{
this->writeSetting(SOAPY_SDR_RX, channel, "TSP_CONST", value);
}
}
else if (key == "TXTSP_CONST")
{
for (size_t channel = 0; channel < lms7Device->GetNumChannels(); channel++)
{
this->writeSetting(SOAPY_SDR_TX, channel, "TSP_CONST", value);
}
}
else if (key == "CALIBRATE_TX")
{
for (size_t channel = 0; channel < lms7Device->GetNumChannels(); channel++)
{
this->writeSetting(SOAPY_SDR_TX, channel, "CALIBRATE_TX", value);
}
}
else if (key == "CALIBRATE_RX")
{
for (size_t channel = 0; channel < lms7Device->GetNumChannels(); channel++)
{
this->writeSetting(SOAPY_SDR_RX, channel, "CALIBRATE_RX", value);
}
}
else if (key == "ENABLE_RX_GFIR_LPF")
{
for (size_t channel = 0; channel < lms7Device->GetNumChannels(); channel++)
{
this->writeSetting(SOAPY_SDR_RX, channel, "ENABLE_GFIR_LPF", value);
}
}
else if (key == "ENABLE_TX_GFIR_LPF")
{
for (size_t channel = 0; channel < lms7Device->GetNumChannels(); channel++)
{
this->writeSetting(SOAPY_SDR_TX, channel, "ENABLE_GFIR_LPF", value);
}
}
else if (key == "DISABLE_RX_GFIR_LPF")
{
for (size_t channel = 0; channel < lms7Device->GetNumChannels(); channel++)
{
this->writeSetting(SOAPY_SDR_RX, channel, "DISABLE_GFIR_LPF", value);
}
}
else if (key == "DISABLE_TX_GFIR_LPF")
{
for (size_t channel = 0; channel < lms7Device->GetNumChannels(); channel++)
{
this->writeSetting(SOAPY_SDR_TX, channel, "DISABLE_GFIR_LPF", value);
}
}
else if (key == "RXTSG_NCO")
{
for (size_t channel = 0; channel < lms7Device->GetNumChannels(); channel++)
{
this->writeSetting(SOAPY_SDR_RX, channel, "TSG_NCO", value);
}
}
else if (key == "TXTSG_NCO")
{
for (size_t channel = 0; channel < lms7Device->GetNumChannels(); channel++)
{
this->writeSetting(SOAPY_SDR_TX, channel, "TSG_NCO", value);
}
}
else if (key == "SAVE_CONFIG")
{
std::unique_lock<std::recursive_mutex> lock(_accessMutex);
lms7Device->SaveConfig(value.c_str());
}
else if (key == "LOAD_CONFIG")
{
std::unique_lock<std::recursive_mutex> lock(_accessMutex);
lms7Device->LoadConfig(value.c_str());
}
else if (key == "OVERSAMPLING")
{
oversampling = std::stoi(value);
if (sampleRate[SOAPY_SDR_RX] > 0)
setSampleRate(SOAPY_SDR_RX, 0, sampleRate[SOAPY_SDR_RX]);
if (sampleRate[SOAPY_SDR_TX] > 0)
setSampleRate(SOAPY_SDR_TX, 0, sampleRate[SOAPY_SDR_TX]);
}
else
{
for (size_t channel = 0; channel < lms7Device->GetNumChannels(); channel++)
{
this->writeSetting(SOAPY_SDR_RX, channel, key, value);
}
}
}
SoapySDR::ArgInfoList SoapyLMS7::getSettingInfo(const int direction, const size_t channel) const
{
SoapySDR::ArgInfoList infos;
{
SoapySDR::ArgInfo info;
info.key = "TSP_CONST";
info.value = "16383";
info.type = SoapySDR::ArgInfo::INT;
info.description = "Digital DC test signal level in LMS7002M TSP chain.";
info.range = SoapySDR::Range(0, (1 << 15)-1);
infos.push_back(info);
}
{
SoapySDR::ArgInfo info;
info.key = "CALIBRATE";
info.type = SoapySDR::ArgInfo::FLOAT;
info.description = " DC/IQ calibration bandwidth";
info.range = SoapySDR::Range(2.5e6, 120e6);
infos.push_back(info);
}
{
SoapySDR::ArgInfo info;
info.key = "ENABLE_GFIR_LPF";
info.type = SoapySDR::ArgInfo::FLOAT;
info.description = "LPF bandwidth (must be set after sample rate)";
infos.push_back(info);
}
{
SoapySDR::ArgInfo info;
info.key = "TSG_NCO";
info.value = "4";
info.description = "Enable NCO test signal";
info.type = SoapySDR::ArgInfo::INT;
info.options = {"-1", "4", "8"};
info.optionNames = {"OFF", "SR/4", "SR/8"};
infos.push_back(info);
}
return infos;
}
void SoapyLMS7::writeSetting(const int direction, const size_t channel, const std::string &key, const std::string &value)
{
std::unique_lock<std::recursive_mutex> lock(_accessMutex);
const bool isTx = (direction == SOAPY_SDR_TX);
if (key == "TSP_CONST")
{
const auto ampl = std::stoi(value);
lms7Device->SetTestSignal(isTx, channel, LMS_TESTSIG_DC, ampl, ampl);
mChannels[direction].at(channel).tst_dc = ampl;
}
else if (key == "CALIBRATE_TX" or (isTx and key == "CALIBRATE"))
{
double bw = std::stof(value);
SoapySDR::logf(SOAPY_SDR_INFO, "Calibrate Tx %f", bw);
if (lms7Device->Calibrate(true, channel, bw, 0)!=0)
throw std::runtime_error(lime::GetLastErrorMessage());
_channelsToCal.erase(std::make_pair(direction, channel));
mChannels[direction].at(channel).cal_bw = bw;
}
else if (key == "CALIBRATE_RX" or (not isTx and key == "CALIBRATE"))
{
double bw = std::stof(value);
SoapySDR::logf(SOAPY_SDR_INFO, "CalibrateRx %f", bw);
if (lms7Device->Calibrate(false, channel, bw, 0)!=0)
throw std::runtime_error(lime::GetLastErrorMessage());
_channelsToCal.erase(std::make_pair(direction, channel));
mChannels[direction].at(channel).cal_bw = bw;
}
else if (key == "ENABLE_GFIR_LPF")
{
double bw = std::stof(value);
SoapySDR::logf(SOAPY_SDR_INFO, "Configurate GFIR LPF %f", bw);
lms7Device->ConfigureGFIR(isTx, channel, true, bw);
mChannels[direction].at(channel).gfir_bw = bw;
}
else if (key == "DISABLE_GFIR_LPF")
{
SoapySDR::logf(SOAPY_SDR_INFO, "Disable GFIR LPF");
lms7Device->ConfigureGFIR(isTx, channel, false, 0.0);
mChannels[direction].at(channel).gfir_bw = -1;
}
else if (key == "TSG_NCO")
{
auto select = std::stoi(value);
if (select == -1)
{
//Requested to disable the TSG
lms7Device->SetTestSignal(isTx, channel, LMS_TESTSIG_NONE);
}
else if(select == 4)
{
lms7Device->SetTestSignal(isTx, channel, LMS_TESTSIG_NCODIV4F);
}
else if (select == 8)
{
lms7Device->SetTestSignal(isTx, channel, LMS_TESTSIG_NCODIV8F);
}
else
{
throw std::runtime_error("Invalid TSG_NCO option: " + value);
}
}
else