mirror of https://github.com/PentHertz/srsLTE.git
zmq: extend test to 4 trx, w/wo decimation
This commit is contained in:
Robert Falkenberg
parent
b4bbbc902a
commit
cceae68958
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@ -17,18 +17,22 @@
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#include <complex.h>
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#include <pthread.h>
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#include <srsran/phy/common/phy_common.h>
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#include <srsran/phy/utils/vector.h>
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#include <stdlib.h>
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#include <zmq.h>
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#define NOF_RX_ANT 1
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#define PRINT_SAMPLES 1
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#define COMPARE_BITS 0
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#define COMPARE_EPSILON (1e-6f)
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#define NOF_RX_ANT 4
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#define NUM_SF (500)
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#define SF_LEN (1920)
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#define RF_BUFFER_SIZE (SF_LEN * NUM_SF)
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#define TX_OFFSET_MS (4)
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static cf_t ue_rx_buffer[RF_BUFFER_SIZE];
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static cf_t enb_tx_buffer[RF_BUFFER_SIZE];
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static cf_t enb_rx_buffer[RF_BUFFER_SIZE];
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static cf_t ue_rx_buffer[NOF_RX_ANT][RF_BUFFER_SIZE];
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static cf_t enb_tx_buffer[NOF_RX_ANT][RF_BUFFER_SIZE];
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static cf_t enb_rx_buffer[NOF_RX_ANT][RF_BUFFER_SIZE];
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static srsran_rf_t ue_radio, enb_radio;
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pthread_t rx_thread;
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@ -53,13 +57,15 @@ void* ue_rx_thread_function(void* args)
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uint32_t num_rxed_samps = 0;
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for (uint32_t i = 0; i < num_slots; ++i) {
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void* data_ptr[SRSRAN_MAX_PORTS] = {NULL};
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data_ptr[0] = &ue_rx_buffer[i * num_samps_per_slot];
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for (uint32_t c = 0; c < NOF_RX_ANT; c++) {
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data_ptr[c] = &ue_rx_buffer[c][i * num_samps_per_slot];
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}
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num_rxed_samps += srsran_rf_recv_with_time_multi(&ue_radio, data_ptr, num_samps_per_slot, true, NULL, NULL);
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}
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printf("received %d samples.\n", num_rxed_samps);
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printf("closing ue norf device\n");
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printf("closing ue zmq device\n");
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srsran_rf_close(&ue_radio);
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return NULL;
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@ -78,16 +84,23 @@ void enb_tx_function(const char* tx_args, bool timed_tx)
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}
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// generate random tx data
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for (int c = 0; c < NOF_RX_ANT; c++) {
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for (int i = 0; i < RF_BUFFER_SIZE; i++) {
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enb_tx_buffer[i] = ((float)rand() / (float)RAND_MAX) + _Complex_I * ((float)rand() / (float)RAND_MAX);
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enb_tx_buffer[c][i] = ((float)rand() / (float)RAND_MAX) + _Complex_I * ((float)rand() / (float)RAND_MAX);
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}
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}
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// send data subframe per subframe
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uint32_t num_txed_samples = 0;
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// initial transmission without ts
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void* data_ptr[SRSRAN_MAX_PORTS] = {NULL};
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data_ptr[0] = &enb_tx_buffer[num_txed_samples];
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cf_t tx_buffer[NOF_RX_ANT][SF_LEN];
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for (int c = 0; c < NOF_RX_ANT; c++) {
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memcpy(&tx_buffer[c], &enb_tx_buffer[c][num_txed_samples], SF_LEN * sizeof (cf_t));
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data_ptr[c] = &tx_buffer[c][0];
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}
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int ret = srsran_rf_send_multi(&enb_radio, (void**)data_ptr, SF_LEN, true, true, false);
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num_txed_samples += SF_LEN;
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@ -96,11 +109,16 @@ void enb_tx_function(const char* tx_args, bool timed_tx)
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for (uint32_t i = 0; i < NUM_SF - ((timed_tx) ? TX_OFFSET_MS : 1); ++i) {
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// first recv samples
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data_ptr[0] = enb_rx_buffer;
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for (int c = 0; c < NOF_RX_ANT; c++) {
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data_ptr[c] = enb_rx_buffer[c];
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}
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srsran_rf_recv_with_time_multi(&enb_radio, data_ptr, SF_LEN, true, &rx_time.full_secs, &rx_time.frac_secs);
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// prepare data buffer
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data_ptr[0] = &enb_tx_buffer[num_txed_samples];
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for (int c = 0; c < NOF_RX_ANT; c++) {
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memcpy(&tx_buffer[c], &enb_tx_buffer[c][num_txed_samples], SF_LEN * sizeof (cf_t));
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data_ptr[c] = &tx_buffer[c][0];
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}
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if (timed_tx) {
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// timed tx relative to receive time (this will cause a cap in the rx'ed samples at the UE resulting in 3 zero
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@ -148,6 +166,8 @@ int run_test(const char* rx_args, const char* tx_args, bool timed_tx)
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// wait for rx thread
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pthread_join(rx_thread, NULL);
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// channel-wise comparison
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for (int c = 0; c < NOF_RX_ANT; c++) {
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// subframe-wise compare tx'ed and rx'ed data (stop 3 subframes earlier for timed tx)
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for (uint32_t i = 0; i < NUM_SF - (timed_tx ? 3 : 0); ++i) {
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uint32_t sf_offet = 0;
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@ -156,18 +176,37 @@ int run_test(const char* rx_args, const char* tx_args, bool timed_tx)
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sf_offet = (TX_OFFSET_MS - 1) * SF_LEN;
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}
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#if 0
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// print first 3 samples for each SF
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#if PRINT_SAMPLES
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// print first 10 samples for each SF
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printf("enb_tx_buffer sf%d:\n", i);
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srsran_vec_fprint_c(stdout, &enb_tx_buffer[i * SF_LEN], 3);
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srsran_vec_fprint_c(stdout, &enb_tx_buffer[c][i * SF_LEN], 10);
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printf("ue_rx_buffer sf%d:\n", i);
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srsran_vec_fprint_c(stdout, &ue_rx_buffer[sf_offet + i * SF_LEN], 3);
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srsran_vec_fprint_c(stdout, &ue_rx_buffer[c][sf_offet + i * SF_LEN], 10);
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#endif
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if (memcmp(&ue_rx_buffer[sf_offet + i * SF_LEN], &enb_tx_buffer[i * SF_LEN], SF_LEN) != 0) {
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#if COMPARE_BITS
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int d = memcmp(&ue_rx_buffer[sf_offet + i * SF_LEN], &enb_tx_buffer[i * SF_LEN], SF_LEN);
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if (d) {
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d = d > 0 ? d : -d;
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fprintf(stderr, "data mismatch in subframe %d, sample %d\n", i, d);
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printf("enb_tx_buffer sf%d:\n", i);
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srsran_vec_fprint_c(stdout, &enb_tx_buffer[i * SF_LEN + d], 10);
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printf("ue_rx_buffer sf%d:\n", i);
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srsran_vec_fprint_c(stdout, &ue_rx_buffer[sf_offet + i * SF_LEN + d], 10);
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goto exit;
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}
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#else
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srsran_vec_sub_ccc(&ue_rx_buffer[c][sf_offet + i * SF_LEN],
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&enb_tx_buffer[c][i * SF_LEN],
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&ue_rx_buffer[c][sf_offet + i * SF_LEN],
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SF_LEN);
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uint32_t max_ix = srsran_vec_max_abs_ci(&ue_rx_buffer[c][sf_offet + i * SF_LEN], SF_LEN);
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if (cabsf(ue_rx_buffer[c][sf_offet + i * SF_LEN + max_ix]) > COMPARE_EPSILON) {
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fprintf(stderr, "data mismatch in subframe %d\n", i);
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goto exit;
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}
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#endif
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}
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}
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ret = SRSRAN_SUCCESS;
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@ -195,56 +234,76 @@ int param_test(const char* args_param, const int num_channels)
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int main()
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{
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// two Rx ports
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if (param_test("rx_port=ipc://dl0,rx_port1=ipc://dl1", 2)) {
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fprintf(stderr, "Param test failed!\n");
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return SRSRAN_ERROR;
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}
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// // two Rx ports
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// if (param_test("rx_port=ipc://dl0,rx_port1=ipc://dl1", 2)) {
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// fprintf(stderr, "Param test failed!\n");
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// return SRSRAN_ERROR;
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// }
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// multiple rx ports, no channel index provided
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if (param_test("rx_port=ipc://dl0,rx_port=ipc://dl1,rx_port=ipc://dl2,rx_port=ipc://dl3,base_srate=1.92e6", 4)) {
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fprintf(stderr, "Param test failed!\n");
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return SRSRAN_ERROR;
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}
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// // multiple rx ports, no channel index provided
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// if (param_test("rx_port=ipc://dl0,rx_port=ipc://dl1,rx_port=ipc://dl2,rx_port=ipc://dl3,base_srate=1.92e6", 4)) {
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// fprintf(stderr, "Param test failed!\n");
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// return SRSRAN_ERROR;
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// }
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// One Rx, one Tx and all generic options
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if (param_test("rx_port0=tcp://"
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"localhost:2000,rx_format=sc16,tx_format=sc16,tx_type=pub,rx_type=sub,base_srate=1.92e6,id=test",
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1)) {
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fprintf(stderr, "Param test failed!\n");
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return SRSRAN_ERROR;
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}
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// // One Rx, one Tx and all generic options
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// if (param_test("rx_port0=tcp://"
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// "localhost:2000,rx_format=sc16,tx_format=sc16,tx_type=pub,rx_type=sub,base_srate=1.92e6,id=test",
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// 1)) {
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// fprintf(stderr, "Param test failed!\n");
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// return SRSRAN_ERROR;
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// }
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// 1 port, 2 antennas, MIMO freq config
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if (param_test(
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"tx_port0=tcp://*:2001,tx_port1=tcp://*:2003,rx_port0=tcp://localhost:2000,rx_port1=tcp://"
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"localhost:2002,id=ue,base_srate=23.04e6,tx_freq0=2510e6,tx_freq1=2510e6,rx_freq0=2630e6,,rx_freq1=2630e6",
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2)) {
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fprintf(stderr, "Param test failed!\n");
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return SRSRAN_ERROR;
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}
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// // 1 port, 2 antennas, MIMO freq config
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// if (param_test(
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// "tx_port0=tcp://*:2001,tx_port1=tcp://*:2003,rx_port0=tcp://localhost:2000,rx_port1=tcp://"
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// "localhost:2002,id=ue,base_srate=23.04e6,tx_freq0=2510e6,tx_freq1=2510e6,rx_freq0=2630e6,,rx_freq1=2630e6",
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// 2)) {
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// fprintf(stderr, "Param test failed!\n");
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// return SRSRAN_ERROR;
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// }
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#if NOF_RX_ANT == 1
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// single tx, single rx with continuous transmissions (no timed tx) using IPC transport
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if (run_test("rx_port=ipc://link1,id=ue,base_srate=1.92e6", "tx_port=ipc://link1,id=enb,base_srate=1.92e6", false) !=
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SRSRAN_SUCCESS) {
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fprintf(stderr, "Single tx, single rx test failed!\n");
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return -1;
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}
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#endif
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// two trx radios with continous tx (no timed tx) using TCP transport for both directions
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if (run_test("tx_port=tcp://*:5554,rx_port=tcp://"
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"localhost:5555,id=ue,base_srate=1.92e6,log_trx_timeout=true,trx_timeout_ms=1000",
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"rx_port=tcp://localhost:5554,tx_port=tcp://*:5555,id=enb,base_srate=1.92e6",
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// up to 4 trx radios with continous tx (no decimation, no timed tx)
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if (run_test("tx_port=tcp://*:5554,tx_port=tcp://*:5556,tx_port=tcp://*:5558,tx_port=tcp://*:5560,rx_port=tcp://"
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"localhost:5555,rx_port=tcp://localhost:5557,rx_port=tcp://localhost:5559,rx_port=tcp://"
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"localhost:5561,id=ue,base_srate=1.92e6,log_trx_timeout=true,trx_timeout_ms=1000",
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"rx_port=tcp://localhost:5554,rx_port=tcp://localhost:5556,rx_port=tcp://localhost:5558,rx_port=tcp://"
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"localhost:5560,tx_port=tcp://*:5555,tx_port=tcp://*:5557,tx_port=tcp://*:5559,tx_port=tcp://"
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"*:5561,id=enb,base_srate=1.92e6",
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false) != SRSRAN_SUCCESS) {
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fprintf(stderr, "Two TRx radio test failed!\n");
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fprintf(stderr, "Multi TRx radio test failed!\n");
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return -1;
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}
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// two trx radios with continous tx (no timed tx) using TCP for UL (UE tx) and IPC for eNB DL (eNB tx)
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if (run_test("tx_port=tcp://*:5554,rx_port=ipc://dl,id=ue,base_srate=1.92e6",
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"rx_port=tcp://localhost:5554,tx_port=ipc://dl,id=enb,base_srate=1.92e6",
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// up to 4 trx radios with continous tx (timed tx) using TCP for UL (UE tx) and IPC for eNB DL (eNB tx)
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if (run_test("tx_port=tcp://*:5554,tx_port=tcp://*:5556,tx_port=tcp://*:5558,tx_port=tcp://*:5560,rx_port=ipc://"
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"dl0,rx_port=ipc://dl1,rx_port=ipc://dl2,rx_port=ipc://dl3,id=ue,base_srate=1.92e6",
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"rx_port=tcp://localhost:5554,rx_port=tcp://localhost:5556,rx_port=tcp://localhost:5558,rx_port=tcp://"
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"localhost:5560,tx_port=ipc://dl0,tx_port=ipc://dl1,tx_port=ipc://dl2,tx_port=ipc://"
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"dl3,id=enb,base_srate=1.92e6",
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true) != SRSRAN_SUCCESS) {
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fprintf(stderr, "Two TRx radio test with timed tx failed!\n");
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fprintf(stderr, "Multi TRx radio test with timed tx failed!\n");
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return -1;
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}
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// up to 4 trx radios with continous tx (timed tx) using TCP for UL (UE tx) and IPC for eNB DL (eNB tx)
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// with decimation 23.04e6 <-> 1.92e6
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if (run_test("tx_port=tcp://*:5554,tx_port=tcp://*:5556,tx_port=tcp://*:5558,tx_port=tcp://*:5560,rx_port=ipc://"
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"dl0,rx_port=ipc://dl1,rx_port=ipc://dl2,rx_port=ipc://dl3,id=ue,base_srate=23.04e6",
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"rx_port=tcp://localhost:5554,rx_port=tcp://localhost:5556,rx_port=tcp://localhost:5558,rx_port=tcp://"
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"localhost:5560,tx_port=ipc://dl0,tx_port=ipc://dl1,tx_port=ipc://dl2,tx_port=ipc://"
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"dl3,id=enb,base_srate=23.04e6",
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true) != SRSRAN_SUCCESS) {
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fprintf(stderr, "Multi TRx radio test with timed tx and decimation failed!\n");
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return -1;
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}
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