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fixing soapy lime and rtlsdr compatibility

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master
yagoda 8 years ago
parent 10c0f03f33
commit bc337ee281
1 changed files with 252 additions and 260 deletions
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462
lib/src/phy/rf/rf_soapy_imp.c
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@ -32,54 +32,56 @@
#include "srslte/srslte.h" #include "srslte/srslte.h"
#include "rf_soapy_imp.h" #include "rf_soapy_imp.h"
#include "srslte/rf/rf.h" #include "srslte/phy/rf/rf.h"
#include <SoapySDR/Device.h> #include <SoapySDR/Device.h>
#include <SoapySDR/Formats.h> #include <SoapySDR/Formats.h>
//#include "lime/LimeSuite.h"
typedef struct { typedef struct {
SoapySDRKwargs args;
SoapySDRKwargs args; SoapySDRDevice *device;
SoapySDRDevice *device; SoapySDRRange *ranges;
SoapySDRRange *ranges; SoapySDRStream *rxStream;
SoapySDRStream *txStream;
SoapySDRStream *rxStream; bool tx_stream_active;
SoapySDRStream *txStream;
} rf_soapy_handler_t; } rf_soapy_handler_t;
cf_t zero_mem[64*1024]; cf_t zero_mem[64*1024];
int soapy_error(void *h) int soapy_error(void *h)
{ {
return 0;
} }
void rf_soapy_get_freq_range(void *h) void rf_soapy_get_freq_range(void *h)
{ {
} }
void rf_soapy_suppress_handler(const char *x) void rf_soapy_suppress_handler(const char *x)
{ {
// not supported // not supported
} }
void rf_soapy_msg_handler(const char *msg) void rf_soapy_msg_handler(const char *msg)
{ {
// not supported // not supported
} }
void rf_soapy_suppress_stdout(void *h) void rf_soapy_suppress_stdout(void *h)
{ {
// not supported // not supported
} }
void rf_soapy_register_error_handler(void *notused, srslte_rf_error_handler_t new_handler) void rf_soapy_register_error_handler(void *notused, srslte_rf_error_handler_t new_handler)
{ {
// not supported // not supported
} }
static bool isLocked(rf_soapy_handler_t *handler, char *sensor_name, void *value_h) static bool isLocked(rf_soapy_handler_t *handler, char *sensor_name, void *value_h)
@ -88,76 +90,81 @@ static bool isLocked(rf_soapy_handler_t *handler, char *sensor_name, void *value
return true; return true;
} }
char* rf_soapy_devname(void* h) char* rf_soapy_devname(void* h)
{ {
return "soapy";
} }
bool rf_soapy_rx_wait_lo_locked(void *h) bool rf_soapy_rx_wait_lo_locked(void *h)
{ {
// not supported printf("TODO: implement rf_soapy_rx_wait_lo_locked()\n");
return true; return true;
} }
void rf_soapy_set_tx_cal(void *h, srslte_rf_cal_t *cal) void rf_soapy_set_tx_cal(void *h, srslte_rf_cal_t *cal)
{ {
printf("TODO: implement rf_soapy_rx_wait_lo_locked()\n");
// not supported // not supported
} }
void rf_soapy_set_rx_cal(void *h, srslte_rf_cal_t *cal) void rf_soapy_set_rx_cal(void *h, srslte_rf_cal_t *cal)
{ {
// not supported printf("TODO: implement rf_soapy_set_rx_cal()\n");
} }
int rf_soapy_start_rx_stream(void *h) int rf_soapy_start_rx_stream(void *h)
{ {
//printf("starting SOAPY rx stream \n"); rf_soapy_handler_t *handler = (rf_soapy_handler_t*) h;
rf_soapy_handler_t *handler = (rf_soapy_handler_t*) h;
if(SoapySDRDevice_activateStream(handler->device, handler->rxStream, 0, 0, 0)!=0)//start streaming
return SRSLTE_ERROR;
if (SoapySDRDevice_activateStream(handler->device, handler->rxStream, 0, 0, 0) != 0)
return SRSLTE_ERROR;
return SRSLTE_SUCCESS; return SRSLTE_SUCCESS;
} }
int rf_soapy_start_tx_stream(void *h) int rf_soapy_start_tx_stream(void *h)
{ {
rf_soapy_handler_t *handler = (rf_soapy_handler_t*) h; rf_soapy_handler_t *handler = (rf_soapy_handler_t*) h;
if(SoapySDRDevice_activateStream(handler->device, handler->txStream, 0, 0, 0) != 0) if (SoapySDRDevice_setupStream(handler->device, &(handler->txStream), SOAPY_SDR_TX, SOAPY_SDR_CF32, NULL, 0, NULL) != 0) {
return SRSLTE_ERROR; printf("setupStream fail: %s\n", SoapySDRDevice_lastError());
return SRSLTE_ERROR;
}
if(SoapySDRDevice_activateStream(handler->device, handler->txStream, 0, 0, 0) != 0)
return SRSLTE_ERROR;
return SRSLTE_SUCCESS; return SRSLTE_SUCCESS;
} }
int rf_soapy_stop_rx_stream(void *h) int rf_soapy_stop_rx_stream(void *h)
{ {
rf_soapy_handler_t *handler = (rf_soapy_handler_t*) h; rf_soapy_handler_t *handler = (rf_soapy_handler_t*) h;
if(SoapySDRDevice_deactivateStream(handler->device, handler->rxStream, 0, 0) != 0) if (SoapySDRDevice_deactivateStream(handler->device, handler->rxStream, 0, 0) != 0)
return SRSLTE_ERROR; return SRSLTE_ERROR;
return SRSLTE_SUCCESS;
}
return SRSLTE_SUCCESS;
}
int rf_soapy_stop_tx_stream(void *h) int rf_soapy_stop_tx_stream(void *h)
{ {
rf_soapy_handler_t *handler = (rf_soapy_handler_t*) h; rf_soapy_handler_t *handler = (rf_soapy_handler_t*) h;
if(SoapySDRDevice_deactivateStream(handler->device, handler->txStream, 0, 0) != 0)
if(SoapySDRDevice_deactivateStream(handler->device, handler->txStream, 0, 0) != 0) return SRSLTE_ERROR;
return SRSLTE_ERROR;
return SRSLTE_SUCCESS; return SRSLTE_SUCCESS;
} }
void rf_soapy_flush_buffer(void *h) void rf_soapy_flush_buffer(void *h)
{ {
int n; int n;
cf_t tmp1[1024]; cf_t tmp1[1024];
cf_t tmp2[1024]; cf_t tmp2[1024];
void *data[2] = {tmp1, tmp2}; void *data[2] = {tmp1, tmp2};
@ -166,75 +173,62 @@ void rf_soapy_flush_buffer(void *h)
} while (n > 0); } while (n > 0);
} }
bool rf_soapy_has_rssi(void *h) bool rf_soapy_has_rssi(void *h)
{ {
printf("TODO: implement rf_soapy_has_rssi()\n");
return false;
} }
float rf_soapy_get_rssi(void *h) float rf_soapy_get_rssi(void *h)
{ {
printf("TODO: implement rf_soapy_get_rssi()\n");
return 0.0;
} }
//TODO: add multi-channel support //TODO: add multi-channel support
int rf_soapy_open_multi(char *args, void **h, uint32_t nof_rx_antennas) int rf_soapy_open_multi(char *args, void **h, uint32_t nof_rx_antennas)
{//SoapySDRKwargs soapy_args = {}; {
size_t length; size_t length;
const SoapySDRKwargs *soapy_args = SoapySDRDevice_enumerate(NULL, &length); const SoapySDRKwargs *soapy_args = SoapySDRDevice_enumerate(NULL, &length);
if(length == 0)
{
return SRSLTE_ERROR;
}
for (size_t i = 0; i < length; i++)
{
printf("Soapy Has Found device #%d: ", (int)i);
for (size_t j = 0; j < soapy_args[i].size; j++)
{
printf("%s=%s, ", soapy_args[i].keys[j], soapy_args[i].vals[j]);
}
printf("\n");
}
// SoapySDRrgs_set(&soapy_args, "driver", "rtlsdr");
SoapySDRDevice *sdr = SoapySDRDevice_make(&(soapy_args[0]));
if(sdr == NULL)
{
printf("failed to create SOAPY object\n");
return SRSLTE_ERROR;
}
//SoapySDRKwargs_clear(&soapy_args);
rf_soapy_handler_t *handler = (rf_soapy_handler_t*) malloc(sizeof(rf_soapy_handler_t));
*h = handler;
handler->device = sdr;
//size_t channels[1];
//channels[0] = 0;
if (SoapySDRDevice_setupStream(handler->device, &(handler->rxStream), SOAPY_SDR_RX, SOAPY_SDR_CF32, NULL, 0, NULL) != 0) if (length == 0) {
{ printf("No Soapy devices found.\n");
printf("setupStream fail: %s\n", SoapySDRDevice_lastError()); return SRSLTE_ERROR;
return SRSLTE_ERROR; }
}
if (SoapySDRDevice_setupStream(handler->device, &(handler->txStream), SOAPY_SDR_TX, SOAPY_SDR_CF32, NULL, 0, NULL) != 0) for (size_t i = 0; i < length; i++) {
printf("Soapy Has Found device #%d: ", (int)i);
for (size_t j = 0; j < soapy_args[i].size; j++)
{ {
printf("setupStream fail: %s\n", SoapySDRDevice_lastError()); printf("%s=%s, ", soapy_args[i].keys[j], soapy_args[i].vals[j]);
return SRSLTE_ERROR;
} }
printf("\n");
}
SoapySDRDevice *sdr = SoapySDRDevice_make(&(soapy_args[0]));
if (sdr == NULL) {
printf("failed to create SOAPY object\n");
return SRSLTE_ERROR;
}
// create handler
rf_soapy_handler_t *handler = (rf_soapy_handler_t*) malloc(sizeof(rf_soapy_handler_t));
bzero(handler, sizeof(rf_soapy_handler_t));
*h = handler;
handler->device = sdr;
handler->tx_stream_active = false;
if (SoapySDRDevice_setupStream(handler->device, &(handler->rxStream), SOAPY_SDR_RX, SOAPY_SDR_CF32, NULL, 0, NULL) != 0) {
printf("setupStream fail: %s\n", SoapySDRDevice_lastError());
return SRSLTE_ERROR;
}
return SRSLTE_SUCCESS; return SRSLTE_SUCCESS;
} }
int rf_soapy_open(char *args, void **h) int rf_soapy_open(char *args, void **h)
{ {
return rf_soapy_open_multi(args, h, 1); return rf_soapy_open_multi(args, h, 1);
@ -243,126 +237,117 @@ int rf_soapy_open(char *args, void **h)
int rf_soapy_close(void *h) int rf_soapy_close(void *h)
{ {
rf_soapy_handler_t *handler = (rf_soapy_handler_t*) h; rf_soapy_handler_t *handler = (rf_soapy_handler_t*) h;
SoapySDRDevice_closeStream(handler->device, handler->txStream); if (handler->txStream) {
SoapySDRDevice_closeStream(handler->device, handler->rxStream); rf_soapy_stop_tx_stream(handler);
SoapySDRDevice_unmake(handler->device); SoapySDRDevice_closeStream(handler->device, handler->txStream);
}
if (handler->rxStream) {
rf_soapy_stop_rx_stream(handler);
SoapySDRDevice_closeStream(handler->device, handler->rxStream);
}
SoapySDRDevice_unmake(handler->device);
free(handler);
return SRSLTE_SUCCESS;
} }
void rf_soapy_set_master_clock_rate(void *h, double rate) void rf_soapy_set_master_clock_rate(void *h, double rate)
{ {
// Allow the soapy to automatically set the appropriate clock rate // Allow the soapy to automatically set the appropriate clock rate
// TODO: implement this function
printf("SET MASTER CLOCK RATE\n");
} }
bool rf_soapy_is_master_clock_dynamic(void *h) bool rf_soapy_is_master_clock_dynamic(void *h)
{ {
printf("TODO: implement rf_soapy_is_master_clock_dynamic()\n");
return false;
} }
double rf_soapy_set_rx_srate(void *h, double rate) double rf_soapy_set_rx_srate(void *h, double rate)
{ {
rf_soapy_handler_t *handler = (rf_soapy_handler_t*) h; rf_soapy_handler_t *handler = (rf_soapy_handler_t*) h;
SoapySDRRange range = SoapySDRDevice_getGainRange(handler->device, SOAPY_SDR_RX,0); if (SoapySDRDevice_setSampleRate(handler->device, SOAPY_SDR_RX, 0, rate) != 0) {
printf("rx min gain is %f \n",range.minimum); printf("setSampleRate fail: %s\n", SoapySDRDevice_lastError());
printf("rx max gain is %f \n",range.maximum); return SRSLTE_ERROR;
if (SoapySDRDevice_setSampleRate(handler->device, SOAPY_SDR_RX, 0, rate) != 0) }
{ return SoapySDRDevice_getSampleRate(handler->device, SOAPY_SDR_RX,0);
printf("setSampleRate fail: %s\n", SoapySDRDevice_lastError());
return SRSLTE_ERROR;
}
double ret = SoapySDRDevice_getSampleRate(handler->device, SOAPY_SDR_RX,0);
printf("Sampling rate is set to %f : \n",ret);
return ret;
} }
double rf_soapy_set_tx_srate(void *h, double rate) double rf_soapy_set_tx_srate(void *h, double rate)
{ {
rf_soapy_handler_t *handler = (rf_soapy_handler_t*) h; rf_soapy_handler_t *handler = (rf_soapy_handler_t*) h;
SoapySDRRange range = SoapySDRDevice_getGainRange(handler->device, SOAPY_SDR_TX,0); if (SoapySDRDevice_setSampleRate(handler->device, SOAPY_SDR_TX, 0, rate) != 0) {
printf("tx min gain is %f \n",range.minimum); printf("setSampleRate fail: %s\n", SoapySDRDevice_lastError());
printf("tx max gain is %f \n",range.maximum); return SRSLTE_ERROR;
}
if (SoapySDRDevice_setSampleRate(handler->device, SOAPY_SDR_TX, 0, rate) != 0) return SoapySDRDevice_getSampleRate(handler->device, SOAPY_SDR_TX,0);
{
printf("setSampleRate fail: %s\n", SoapySDRDevice_lastError());
return SRSLTE_ERROR;
}
double ret = SoapySDRDevice_getSampleRate(handler->device, SOAPY_SDR_TX,0);
printf("Sampling rate is set to %f : \n",ret);
return ret;
} }
double rf_soapy_set_rx_gain(void *h, double gain) double rf_soapy_set_rx_gain(void *h, double gain)
{ {
rf_soapy_handler_t *handler = (rf_soapy_handler_t*) h;
rf_soapy_handler_t *handler = (rf_soapy_handler_t*) h; if (SoapySDRDevice_setGain(handler->device, SOAPY_SDR_RX, 0, gain) != 0)
if (SoapySDRDevice_setGain(handler->device, SOAPY_SDR_RX, 0, gain) != 0) {
{ printf("setGain fail: %s\n", SoapySDRDevice_lastError());
printf("setGain fail: %s\n", SoapySDRDevice_lastError()); return SRSLTE_ERROR;
return SRSLTE_ERROR; }
} return rf_soapy_get_rx_gain(h);
double ret = rf_soapy_get_rx_gain(h);
printf("gain has been set to %f \n",ret);
return ret;
} }
double rf_soapy_set_tx_gain(void *h, double gain) double rf_soapy_set_tx_gain(void *h, double gain)
{ {
rf_soapy_handler_t *handler = (rf_soapy_handler_t*) h; rf_soapy_handler_t *handler = (rf_soapy_handler_t*) h;
if (SoapySDRDevice_setGain(handler->device, SOAPY_SDR_TX, 0, gain) != 0) if (SoapySDRDevice_setGain(handler->device, SOAPY_SDR_TX, 0, gain) != 0)
{ {
printf("setGain fail: %s\n", SoapySDRDevice_lastError()); printf("setGain fail: %s\n", SoapySDRDevice_lastError());
return SRSLTE_ERROR; return SRSLTE_ERROR;
} }
double ret = rf_soapy_get_tx_gain(h); return rf_soapy_get_tx_gain(h);
printf("gain has been set to %f \n",ret);
return ret;
} }
double rf_soapy_get_rx_gain(void *h) double rf_soapy_get_rx_gain(void *h)
{ {
rf_soapy_handler_t *handler = (rf_soapy_handler_t*) h;
rf_soapy_handler_t *handler = (rf_soapy_handler_t*) h; return SoapySDRDevice_getGain(handler->device,SOAPY_SDR_RX,0);
return SoapySDRDevice_getGain(handler->device,SOAPY_SDR_RX,0);
} }
double rf_soapy_get_tx_gain(void *h) double rf_soapy_get_tx_gain(void *h)
{ {
rf_soapy_handler_t *handler = (rf_soapy_handler_t*) h; rf_soapy_handler_t *handler = (rf_soapy_handler_t*) h;
return SoapySDRDevice_getGain(handler->device,SOAPY_SDR_TX,0); return SoapySDRDevice_getGain(handler->device,SOAPY_SDR_TX,0);
} }
double rf_soapy_set_rx_freq(void *h, double freq) double rf_soapy_set_rx_freq(void *h, double freq)
{ {
rf_soapy_handler_t *handler = (rf_soapy_handler_t*) h;
if (SoapySDRDevice_setFrequency(handler->device, SOAPY_SDR_RX, 0, freq, NULL) != 0)
{
printf("setFrequency fail: %s\n", SoapySDRDevice_lastError());
return SRSLTE_ERROR;
}
rf_soapy_handler_t *handler = (rf_soapy_handler_t*) h; return SoapySDRDevice_getFrequency(handler->device, SOAPY_SDR_RX, 0);
if (SoapySDRDevice_setFrequency(handler->device, SOAPY_SDR_RX, 0, freq, NULL) != 0)
{
printf("setFrequency fail: %s\n", SoapySDRDevice_lastError());
return SRSLTE_ERROR;
}
double ret = SoapySDRDevice_getFrequency(handler->device, SOAPY_SDR_RX, 0);
printf("Frequency has been set to %f : \n",ret);
return ret;
} }
double rf_soapy_set_tx_freq(void *h, double freq) double rf_soapy_set_tx_freq(void *h, double freq)
{ {
rf_soapy_handler_t *handler = (rf_soapy_handler_t*) h; rf_soapy_handler_t *handler = (rf_soapy_handler_t*) h;
if (SoapySDRDevice_setFrequency(handler->device, SOAPY_SDR_TX, 0, freq, NULL) != 0) if (SoapySDRDevice_setFrequency(handler->device, SOAPY_SDR_TX, 0, freq, NULL) != 0)
{ {
printf("setFrequency fail: %s\n", SoapySDRDevice_lastError()); printf("setFrequency fail: %s\n", SoapySDRDevice_lastError());
return SRSLTE_ERROR; return SRSLTE_ERROR;
} }
double ret = SoapySDRDevice_getFrequency(handler->device, SOAPY_SDR_TX, 0); return SoapySDRDevice_getFrequency(handler->device, SOAPY_SDR_TX, 0);
printf("Frequency has been set to %f : \n",ret);
return ret;
} }
@ -372,62 +357,67 @@ void rf_soapy_get_time(void *h, time_t *secs, double *frac_secs) {
//TODO: add multi-channel support //TODO: add multi-channel support
int rf_soapy_recv_with_time_multi(void *h, int rf_soapy_recv_with_time_multi(void *h,
void **data, void **data,
uint32_t nsamples, uint32_t nsamples,
bool blocking, bool blocking,
time_t *secs, time_t *secs,
double *frac_secs) double *frac_secs)
{ {
rf_soapy_handler_t *handler = (rf_soapy_handler_t*) h; rf_soapy_handler_t *handler = (rf_soapy_handler_t*) h;
//void *buffs[] = {buff}; //array of buffers //void *buffs[] = {buff}; //array of buffers
int flags; //flags set by receive operation int flags; //flags set by receive operation
int num_channels = 1; // temp int num_channels = 1; // temp
int trials = 0; int trials = 0;
int ret = 0; int ret = 0;
long long timeNs; //timestamp for receive buffer long long timeNs; //timestamp for receive buffer
int n = 0; int n = 0;
do{ do {
size_t rx_samples = nsamples;
size_t rx_samples = nsamples;
if (rx_samples > nsamples - n)
{
rx_samples = nsamples - n;
}
void *buffs_ptr[4];
for (int i=0;i<num_channels;i++)
{
cf_t *data_c = (cf_t*) data[i];
buffs_ptr[i] = &data_c[n];
} //(void*)(&data)
ret = SoapySDRDevice_readStream(handler->device, handler->rxStream, buffs_ptr , rx_samples, &flags, &timeNs, 1000000);
if(ret < 0)
return SRSLTE_ERROR;
n += ret;
trials++;
}while (n < nsamples && trials < 100);
if (rx_samples > nsamples - n)
{
rx_samples = nsamples - n;
}
void *buffs_ptr[4];
for (int i=0; i<num_channels; i++)
{
cf_t *data_c = (cf_t*) data[i];
buffs_ptr[i] = &data_c[n];
} //(void*)(&data)
ret = SoapySDRDevice_readStream(handler->device, handler->rxStream, buffs_ptr , rx_samples, &flags, &timeNs, 1000000);
if(ret < 0) {
// continue when getting overflows
if (ret == SOAPY_SDR_OVERFLOW) {
fprintf(stderr, "O");
fflush(stderr);
continue;
} else {
return SRSLTE_ERROR;
}
}
//*secs = timeNs / 1000000000; n += ret;
//*frac_secs = (timeNs % 1000000000)/1000000000; trials++;
// printf("ret=%d, flags=%d, timeNs=%lld\n", ret, flags, timeNs); } while (n < nsamples && trials < 100);
return n;
//*secs = timeNs / 1000000000;
//*frac_secs = (timeNs % 1000000000)/1000000000;
// printf("ret=%d, flags=%d, timeNs=%lld\n", ret, flags, timeNs);
return n;
} }
int rf_soapy_recv_with_time(void *h, int rf_soapy_recv_with_time(void *h,
void *data, void *data,
uint32_t nsamples, uint32_t nsamples,
bool blocking, bool blocking,
time_t *secs, time_t *secs,
double *frac_secs) double *frac_secs)
{ {
return rf_soapy_recv_with_time_multi(h, &data, nsamples, blocking, secs, frac_secs); return rf_soapy_recv_with_time_multi(h, &data, nsamples, blocking, secs, frac_secs);
} }
@ -444,27 +434,33 @@ int rf_soapy_send_timed(void *h,
int flags; int flags;
long long timeNs; long long timeNs;
int trials = 0; int trials = 0;
int ret = 0; int ret = 0;
rf_soapy_handler_t *handler = (rf_soapy_handler_t*) h; rf_soapy_handler_t *handler = (rf_soapy_handler_t*) h;
timeNs = secs * 1000000000; timeNs = secs * 1000000000;
timeNs = timeNs + (frac_secs * 1000000000); timeNs = timeNs + (frac_secs * 1000000000);
int num_channels = 1; int num_channels = 1;
int n = 0; int n = 0;
if(!handler->tx_stream_active){
rf_soapy_start_tx_stream(h);
}
cf_t *data_c = (cf_t*) data; cf_t *data_c = (cf_t*) data;
do{ do{
size_t tx_samples = nsamples; size_t tx_samples = nsamples;
if (tx_samples > nsamples - n) if (tx_samples > nsamples - n)
{ {
tx_samples = nsamples - n; tx_samples = nsamples - n;
} }
void *buff = (void*) &data_c[n]; void *buff = (void*) &data_c[n];
const void *buffs_ptr[1] = {buff}; const void *buffs_ptr[1] = {buff};
ret = SoapySDRDevice_writeStream(handler->device, handler->txStream, buffs_ptr, tx_samples, &flags, timeNs, 10000); ret = SoapySDRDevice_writeStream(handler->device, handler->txStream, buffs_ptr, tx_samples, &flags, timeNs, 10000);
if(ret < 0) if(ret < 0)
return SRSLTE_ERROR; return SRSLTE_ERROR;
n += ret; n += ret;
trials++; trials++;
}while (n < nsamples && trials < 100); }while (n < nsamples && trials < 100);
@ -476,7 +472,3 @@ int rf_soapy_send_timed(void *h,
return ret; return ret;
} }

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