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SoapyRadioberry.hpp
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SoapyRadioberry.hpp
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#include <SoapySDR/Device.hpp>
#include <SoapySDR/Logger.hpp>
#include <SoapySDR/Formats.hpp>
#include <stdio.h>
#include <stdlib.h>
#include <fcntl.h>
#include <unistd.h>
#include <sys/ioctl.h>
#include <memory>
#include <string.h>
#include "radioberry_ioctl.h"
#include "i2c.h"
#define TX_MAX 4800
#define TX_MAX_BUFFER (TX_MAX * 8)
const int npackages = 4;
typedef enum radioberrysdrStreamFormat {
RADIOBERRY_SDR_CF32,
RADIOBERRY_SDR_CS16
} radioberrysdrStreamFormat;
class SoapyRadioberry : public SoapySDR::Device{
public:
SoapyRadioberry( const SoapySDR::Kwargs & args );
~SoapyRadioberry();
/*******************************************************************
* Identification API
******************************************************************/
std::string getDriverKey( void ) const;
std::string getHardwareKey( void ) const;
SoapySDR::Kwargs getHardwareInfo( void ) const;
/*******************************************************************
* Channels API
******************************************************************/
size_t getNumChannels( const int direction ) const;
bool getFullDuplex( const int direction, const size_t channel ) const;
/*******************************************************************
* Stream API
******************************************************************/
SoapySDR::RangeList getSampleRateRange(const int direction, const size_t channel) const;
std::vector<std::string> getStreamFormats(const int direction, const size_t channel) const;
std::string getNativeStreamFormat(const int direction, const size_t channel, double &fullScale) const;
SoapySDR::ArgInfoList getStreamArgsInfo(const int direction, const size_t channel) const;
SoapySDR::Stream *setupStream(
const int direction,
const std::string &format,
const std::vector<size_t> &channels = std::vector<size_t>(),
const SoapySDR::Kwargs &args = SoapySDR::Kwargs() );
int readStream(
SoapySDR::Stream *stream,
void * const *buffs,
const size_t numElems,
int &flags,
long long &timeNs,
const long timeoutUs = 100000 );
int writeStream(
SoapySDR::Stream *stream,
const void * const *buffs,
const size_t numElems,
int &flags,
const long long timeNs = 0,
const long timeoutUs = 100000);
/*******************************************************************
* Sample Rate API
******************************************************************/
void setSampleRate( const int direction, const size_t channel, const double rate );
double getBandwidth( const int direction, const size_t channel ) const;
std::vector<double> listBandwidths( const int direction, const size_t channel ) const;
std::vector<double> listSampleRates( const int direction, const size_t channel ) const;
/*******************************************************************
* Frequency API
******************************************************************/
void setFrequency(
const int direction,
const size_t channel,
const double frequency,
const SoapySDR::Kwargs &args = SoapySDR::Kwargs());
SoapySDR::RangeList getFrequencyRange( const int direction, const size_t channel) const;
/*******************************************************************
* Antenna API
******************************************************************/
std::vector<std::string> listAntennas( const int direction, const size_t channel ) const;
/*******************************************************************
* Gain API
******************************************************************/
std::vector<std::string> listGains( const int direction, const size_t channel ) const;
void setGain( const int direction, const size_t channel, const double value );
SoapySDR::Range getGainRange( const int direction, const size_t channel ) const;
void controlRadioberry(uint32_t command, uint32_t command_data);
/*******************************************************************
* I2C API
******************************************************************/
std::string readI2C(const int addr, const size_t numBytes);
void writeI2C(const int addr, const std::string &data);
private:
int fd_rb;
int sample_rate;
int rx_frequency;
int no_channels;
struct rb_info_arg_t rb_control;
std::unique_ptr<rpihw::driver::i2c> i2c_ptr;
bool i2c_available = false;
radioberrysdrStreamFormat streamFormat;
uint32_t m_count;
uint32_t m_highwater, m_lowwater;
__useconds_t m_sleep;
};