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OpenXG-RAN
Commit 42702a0e authored by rubuntun's avatar rubuntun
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added frequency set thread

parent faa66870
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Showing with 59 additions and 33 deletions
targets/ARCH/IRIS/USERSPACE/LIB/iris_lib.cpp
View file @ 42702a0e
......@@ -22,7 +22,7 @@
#include "common_lib.h"
/*! \brief Iris Configuration */
/*! \brief Iris Configuration */
typedef struct
{
......@@ -44,7 +44,7 @@ typedef struct
//! time offset between transmiter timestamp and receiver timestamp;
double tdiff;
//! TX forward samples.
//! TX forward samples.
int tx_forward_nsamps; //166 for 20Mhz
......@@ -55,7 +55,7 @@ typedef struct
int num_underflows;
//! Number of overflows
int num_overflows;
//! Number of sequential errors
int num_seq_errors;
//! tx count
......@@ -129,7 +129,7 @@ static int trx_iris_write(openair0_device *device, openair0_timestamp timestamp,
samples_sent += ret;
samps[0] += ret;
if (cc > 1)
samps[1] += ret;
samps[1] += ret;
}
if (samples_sent != nsamps) {
......@@ -165,7 +165,7 @@ static int trx_iris_write(openair0_device *device, openair0_timestamp timestamp,
static int trx_iris_read(openair0_device *device, openair0_timestamp *ptimestamp, void **buff, int nsamps, int cc)
{
int ret = 0;
static long long nextTime;
static long long nextTime;
static bool nextTimeValid = false;
iris_state_t *s = (iris_state_t*)device->priv;
bool time_set = false;
......@@ -196,7 +196,7 @@ static int trx_iris_read(openair0_device *device, openair0_timestamp *ptimestamp
samps[0] += ret;
if (cc > 1)
samps[1] += ret;
if (samples_received == ret) // first batch
{
if (flags & SOAPY_SDR_HAS_TIME)
......@@ -233,11 +233,11 @@ static int trx_iris_read(openair0_device *device, openair0_timestamp *ptimestamp
/*! \brief Get current timestamp of Iris
* \param device the hardware to use
*/
openair0_timestamp get_iris_time(openair0_device *device)
openair0_timestamp get_iris_time(openair0_device *device)
{
iris_state_t *s = (iris_state_t*)device->priv;
return SoapySDR::timeNsToTicks(s->iris->getHardwareTime(""), s->sample_rate);
}
}
/*! \brief Compares two variables within precision
* \param a first variable
......@@ -248,32 +248,59 @@ static bool is_equal(double a, double b)
return std::fabs(a-b) < std::numeric_limits<double>::epsilon();
}
void *set_freq_thread(void *arg) {
openair0_device *device=(openair0_device *)arg;
iris_state_t *s = (iris_state_t*)device->priv;
int i;
printf("Setting Iris TX Freq %f, RX Freq %f\n",device->openair0_cfg[0].tx_freq[0],device->openair0_cfg[0].rx_freq[0]);
// add check for the number of channels in the cfg
for(i=0; i < s->iris->getNumChannels(SOAPY_SDR_RX); i++) {
if (i < device->openair0_cfg[0].rx_num_channels)
s->iris->setFrequency(SOAPY_SDR_RX, i, "RF", device->openair0_cfg[0].rx_freq[i]);
}
for(i=0; i < s->iris->getNumChannels(SOAPY_SDR_TX); i++) {
if (i < device->openair0_cfg[0].tx_num_channels)
s->iris->setFrequency(SOAPY_SDR_TX, i, "RF", device->openair0_cfg[0].tx_freq[i]);
}
}
/*! \brief Set frequencies (TX/RX)
* \param device the hardware to use
* \param openair0_cfg RF frontend parameters set by application
* \param dummy dummy variable not used
* \returns 0 in success
* \returns 0 in success
*/
int trx_iris_set_freq(openair0_device* device, openair0_config_t *openair0_cfg, int dont_block) {
iris_state_t *s = (iris_state_t*)device->priv;
printf("Setting Iris TX Freq %f, RX Freq %f\n",openair0_cfg[0].tx_freq[0],openair0_cfg[0].rx_freq[0]);
s->iris->setFrequency(SOAPY_SDR_RX, 0, "RF", openair0_cfg[0].rx_freq[0]);
s->iris->setFrequency(SOAPY_SDR_TX, 0, "RF", openair0_cfg[0].tx_freq[0]);
s->iris->setFrequency(SOAPY_SDR_RX, 1, "RF", openair0_cfg[0].rx_freq[1]);
s->iris->setFrequency(SOAPY_SDR_TX, 1, "RF", openair0_cfg[0].tx_freq[1]);
return(0);
int trx_iris_set_freq(openair0_device* device, openair0_config_t *openair0_cfg, int dont_block)
{
iris_state_t *s = (iris_state_t*)device->priv;
pthread_t f_thread;
if (dont_block)
pthread_create(&f_thread, NULL, set_freq_thread, (void*)device);
else
{
int i;
printf("Setting Iris TX Freq %f, RX Freq %f\n",openair0_cfg[0].tx_freq[0],openair0_cfg[0].rx_freq[0]);
for(i=0; i < s->iris->getNumChannels(SOAPY_SDR_RX); i++) {
if (i < openair0_cfg[0].rx_num_channels) {
s->iris->setFrequency(SOAPY_SDR_RX, i, "RF", openair0_cfg[0].rx_freq[i]);
}
}
for(i=0; i < s->iris->getNumChannels(SOAPY_SDR_TX); i++) {
if (i < openair0_cfg[0].tx_num_channels) {
s->iris->setFrequency(SOAPY_SDR_TX, i, "RF", openair0_cfg[0].tx_freq[i]);
}
}
}
return(0);
}
/*! \brief Set Gains (TX/RX)
* \param device the hardware to use
* \param openair0_cfg RF frontend parameters set by application
* \returns 0 in success
* \returns 0 in success
*/
int trx_iris_set_gains(openair0_device* device,
int trx_iris_set_gains(openair0_device* device,
openair0_config_t *openair0_cfg) {
iris_state_t *s = (iris_state_t*)device->priv;
s->iris->setGain(SOAPY_SDR_RX, 0, openair0_cfg[0].rx_gain[0]);
......@@ -303,10 +330,10 @@ rx_gain_calib_table_t calib_table_iris[] = {
{-1,0}};
/*! \brief Set RX gain offset
/*! \brief Set RX gain offset
* \param openair0_cfg RF frontend parameters set by application
* \param chain_index RF chain to apply settings to
* \returns 0 in success
* \returns 0 in success
*/
void set_rx_gain_offset(openair0_config_t *openair0_cfg, int chain_index,int bw_gain_adjust) {
......@@ -315,7 +342,7 @@ void set_rx_gain_offset(openair0_config_t *openair0_cfg, int chain_index,int bw_
double min_diff = 6e9,diff,gain_adj=0.0;
if (bw_gain_adjust==1) {
switch ((int)openair0_cfg[0].sample_rate) {
case 30720000:
case 30720000:
break;
case 23040000:
gain_adj=1.25;
......@@ -350,10 +377,10 @@ void set_rx_gain_offset(openair0_config_t *openair0_cfg, int chain_index,int bw_
}
i++;
}
}
/*! \brief print the Iris statistics
/*! \brief print the Iris statistics
* \param device the hardware to use
* \returns 0 on success
*/
......@@ -363,7 +390,7 @@ int trx_iris_get_stats(openair0_device* device) {
}
/*! \brief Reset the Iris statistics
/*! \brief Reset the Iris statistics
* \param device the hardware to use
* \returns 0 on success
*/
......@@ -381,7 +408,7 @@ extern "C" {
* \param openair0_cfg RF frontend parameters set by application
*/
int device_init(openair0_device* device, openair0_config_t *openair0_cfg) {
size_t i;
int bw_gain_adjust=0;
openair0_cfg[0].rx_gain_calib_table = calib_table_iris;
......@@ -392,7 +419,6 @@ extern "C" {
device->openair0_cfg = openair0_cfg;
char* remote_addr = device->openair0_cfg->remote_addr;
std::string args = "driver=remote,serial="+std::string(remote_addr);
s->iris = SoapySDR::Device::make(args);
device->type=IRIS_DEV;
......@@ -415,7 +441,7 @@ extern "C" {
case 15360000:
s->iris->setMasterClockRate(8*15.36e6);
//openair0_cfg[0].samples_per_packet = 1024;
openair0_cfg[0].tx_sample_advance = 103;
openair0_cfg[0].tx_sample_advance = 103;
openair0_cfg[0].tx_bw = 30e6;
openair0_cfg[0].rx_bw = 30e6;
break;
......@@ -439,7 +465,7 @@ extern "C" {
break;
}
for(i=0; i < s->iris->getNumChannels(SOAPY_SDR_RX); i++) {
if (i < openair0_cfg[0].rx_num_channels) {
s->iris->setSampleRate(SOAPY_SDR_RX, i, openair0_cfg[0].sample_rate);
......@@ -495,7 +521,7 @@ extern "C" {
}
s->iris->setHardwareTime(0, "");
for (i = 0; i < openair0_cfg[0].rx_num_channels; i++) {
if (i < s->iris->getNumChannels(SOAPY_SDR_RX)) {
......@@ -509,7 +535,7 @@ extern "C" {
}
for (i=0;i<openair0_cfg[0].tx_num_channels;i++) {
if (i < s->iris->getNumChannels(SOAPY_SDR_TX)) {
if (i < s->iris->getNumChannels(SOAPY_SDR_TX)) {
printf("TX Channel %lu\n",i);
std::cout << std::endl<<boost::format("Actual TX sample rate: %fMSps...") % (s->iris->getSampleRate(SOAPY_SDR_TX, i)/1e6) << std::endl;
std::cout << boost::format("Actual TX frequency: %fGHz...") % (s->iris->getFrequency(SOAPY_SDR_TX, i)/1e9) << std::endl;
......
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