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srsRAN_4G
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Minor esthetic changes

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master
Ismael Gomez 5 years ago
parent 713d98ecb9
commit 2dbbd8b466
6 changed files with 38 additions and 34 deletions
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18
lib/examples/pdsch_enodeb.c
Unescape Escape View File

@ -825,7 +825,7 @@ int main(int argc, char **argv) {
nf = 0;
bool send_data = false;
for (i = 0; i < SRSLTE_MAX_CODEWORDS; i++) {
for (i = 0; i < SRSLTE_MAX_CODEWORDS; i++) {
srslte_softbuffer_tx_reset(softbuffers[i]);
}
@ -835,15 +835,15 @@ int main(int argc, char **argv) {
#endif
ZERO_OBJECT(pdsch_cfg);
for (uint32_t i = 0; i < SRSLTE_MAX_CODEWORDS; i++) {
pdsch_cfg.softbuffers.tx[i] = softbuffers[i];
for (uint32_t j = 0; j < SRSLTE_MAX_CODEWORDS; j++) {
pdsch_cfg.softbuffers.tx[j] = softbuffers[j];
}
pdsch_cfg.rnti = UE_CRNTI;
pmch_cfg.pdsch_cfg = pdsch_cfg;
while ((nf < nof_frames || nof_frames == -1) && !go_exit) {
for (sf_idx = 0; sf_idx < SRSLTE_NOF_SF_X_FRAME && (nf < nof_frames || nof_frames == -1); sf_idx++) {
for (sf_idx = 0; sf_idx < SRSLTE_NOF_SF_X_FRAME && (nf < nof_frames || nof_frames == -1) && !go_exit; sf_idx++) {
/* Set Antenna port resource elements to zero */
bzero(sf_symbols[0], sizeof(cf_t) * sf_n_re);
@ -944,7 +944,7 @@ int main(int argc, char **argv) {
sem_post(&net_sem);
}
}
}else{ // We're sending MCH on subframe 1 - PDCCH + PMCH
} else { // We're sending MCH on subframe 1 - PDCCH + PMCH
dl_sf.sf_type = SRSLTE_SF_MBSFN;
/* Force 1 word and MCS 2 */
@ -960,8 +960,8 @@ int main(int argc, char **argv) {
exit(-1);
}
for (int i = 0; i < pmch_cfg.pdsch_cfg.grant.tb[0].tbs / 8; i++) {
data_mbms[i] = i % 255;
for (int j = 0; j < pmch_cfg.pdsch_cfg.grant.tb[0].tbs / 8; j++) {
data_mbms[j] = j % 255;
}
pmch_cfg.area_id = mbsfn_area_id;
@ -985,11 +985,11 @@ int main(int argc, char **argv) {
}
/* Transform to OFDM symbols */
if(mch_table[sf_idx] == 0 || mbsfn_area_id < 0){
if (mch_table[sf_idx] == 0 || mbsfn_area_id < 0) {
for (i = 0; i < cell.nof_ports; i++) {
srslte_ofdm_tx_sf(&ifft[i]);
}
}else{
} else {
srslte_ofdm_tx_sf(&ifft_mbsfn);
}

6
lib/src/phy/rf/rf_utils.c
Unescape Escape View File

@ -184,12 +184,13 @@ int rf_cell_search(srslte_rf_t *rf, uint32_t nof_rx_antennas,
} else {
ret = srslte_ue_cellsearch_scan(&cs, found_cells, &max_peak_cell);
}
srslte_rf_stop_rx_stream(rf);
if (ret < 0) {
srslte_rf_stop_rx_stream(rf);
ERROR("Error searching cell\n");
return SRSLTE_ERROR;
} else if (ret == 0) {
srslte_rf_stop_rx_stream(rf);
ERROR("Could not find any cell in this frequency\n");
return SRSLTE_SUCCESS;
}
@ -221,7 +222,6 @@ int rf_cell_search(srslte_rf_t *rf, uint32_t nof_rx_antennas,
*cfo = found_cells[max_peak_cell].cfo;
}
srslte_rf_stop_rx_stream(rf);
srslte_ue_cellsearch_free(&cs);
return ret;

10
lib/src/phy/sync/sync.c
Unescape Escape View File

@ -321,7 +321,7 @@ static void generate_freq_sss(srslte_sync_t* q, uint32_t N_id_1)
srslte_dft_run_c(&q->idftp_sss, symbol, q->sss_signal[n]);
}
q->sss_generated = true;
INFO("Generated SSS for N_id_1=%d, cell_id=%d\n", N_id_1, cell_id);
DEBUG("Generated SSS for N_id_1=%d, cell_id=%d\n", N_id_1, cell_id);
}
int srslte_sync_set_N_id_1(srslte_sync_t* q, uint32_t N_id_1)
@ -523,7 +523,7 @@ static bool sync_sss_symbol(srslte_sync_t* q, const cf_t* input, uint32_t* sf_id
}
*N_id_1 = q->N_id_1;
*corr = ratio;
INFO("SSS correlation with N_id_1=%d, sf0=%.2f, sf5=%.2f, sf_idx=%d, ratio=%.1f\n",
DEBUG("SSS correlation with N_id_1=%d, sf0=%.2f, sf5=%.2f, sf_idx=%d, ratio=%.1f\n",
q->N_id_1,
res[0],
res[1],
@ -668,7 +668,7 @@ srslte_sync_find_ret_t srslte_sync_find(srslte_sync_t *q, const cf_t *input, uin
q->cfo_cp_mean = SRSLTE_VEC_EMA(cfo_cp, q->cfo_cp_mean, q->cfo_ema_alpha);
}
INFO("CP-CFO: estimated=%f, mean=%f\n", cfo_cp, q->cfo_cp_mean);
DEBUG("CP-CFO: estimated=%f, mean=%f\n", cfo_cp, q->cfo_cp_mean);
/* Correct CFO with the averaged CFO estimation */
srslte_cfo_correct(&q->cfo_corr_frame, input_ptr, q->temp, -q->cfo_cp_mean / q->fft_size);
@ -686,7 +686,7 @@ srslte_sync_find_ret_t srslte_sync_find(srslte_sync_t *q, const cf_t *input, uin
}
}
INFO("PSS: id=%d, peak_pos=%d, peak_value=%f\n", q->N_id_2, peak_pos, q->peak_value);
DEBUG("PSS: id=%d, peak_pos=%d, peak_value=%f\n", q->N_id_2, peak_pos, q->peak_value);
// Save peak position
if (peak_position) {
@ -719,7 +719,7 @@ srslte_sync_find_ret_t srslte_sync_find(srslte_sync_t *q, const cf_t *input, uin
q->cfo_pss_mean = SRSLTE_VEC_EMA(q->cfo_pss, q->cfo_pss_mean, q->cfo_ema_alpha);
}
INFO("PSS-CFO: filter=%s, estimated=%f, mean=%f\n",
DEBUG("PSS-CFO: filter=%s, estimated=%f, mean=%f\n",
q->pss_filtering_enabled ? "yes" : "no",
q->cfo_pss,
q->cfo_pss_mean);

4
lib/src/phy/ue/ue_cell_search.c
Unescape Escape View File

@ -121,6 +121,7 @@ int srslte_ue_cellsearch_init_multi(srslte_ue_cellsearch_t* q,
for (int i = 0; i < nof_rx_antennas; i++) {
q->sf_buffer[i] = srslte_vec_malloc(3 * sizeof(cf_t) * SRSLTE_SF_LEN_PRB(100));
bzero(q->sf_buffer[i], 3 * sizeof(cf_t) * SRSLTE_SF_LEN_PRB(100));
}
q->nof_rx_antennas = nof_rx_antennas;
@ -263,6 +264,7 @@ int srslte_ue_cellsearch_scan(srslte_ue_cellsearch_t * q,
uint32_t nof_detected_cells = 0;
for (uint32_t N_id_2=0;N_id_2<3 && ret >= 0;N_id_2++) {
INFO("CELL SEARCH: Starting scan for N_id_2=%d\n", N_id_2);
ret = srslte_ue_cellsearch_scan_N_id_2(q, N_id_2, &found_cells[N_id_2]);
if (ret < 0) {
ERROR("Error searching cell\n");
@ -319,7 +321,7 @@ int srslte_ue_cellsearch_scan_N_id_2(srslte_ue_cellsearch_t * q,
q->candidates[nof_detected_frames].psr = srslte_sync_get_peak_value(&q->ue_sync.sfind);
q->candidates[nof_detected_frames].cfo = 15000 * srslte_sync_get_cfo(&q->ue_sync.sfind);
q->candidates[nof_detected_frames].frame_type = srslte_ue_sync_get_frame_type(&q->ue_sync);
DEBUG("CELL SEARCH: [%d/%d/%d]: Found peak PSR=%.3f, Cell_id: %d CP: %s, CFO=%.1f KHz\n",
INFO("CELL SEARCH: [%d/%d/%d]: Found peak PSR=%.3f, Cell_id: %d CP: %s, CFO=%.1f KHz\n",
nof_detected_frames,
nof_scanned_frames,
q->nof_valid_frames,

4
lib/src/phy/ue/ue_mib.c
Unescape Escape View File

@ -160,12 +160,12 @@ int srslte_ue_mib_decode(srslte_ue_mib_t * q,
if (ret < 0) {
ERROR("Error decoding PBCH (%d)\n", ret);
} else if (ret == 1) {
INFO("MIB decoded: %u\n", q->frame_cnt);
INFO("MIB decoded: %u, snr=%.1f dB\n", q->frame_cnt, q->chest_res.snr_db);
srslte_ue_mib_reset(q);
ret = SRSLTE_UE_MIB_FOUND;
} else {
ret = SRSLTE_UE_MIB_NOTFOUND;
INFO("MIB not decoded: %u\n", q->frame_cnt);
INFO("MIB not decoded: %u, snr=%.1f dB\n", q->frame_cnt, q->chest_res.snr_db);
q->frame_cnt++;
}

30
lib/src/phy/ue/ue_sync.c
Unescape Escape View File

@ -136,17 +136,16 @@ void srslte_ue_sync_reset(srslte_ue_sync_t *q) {
q->frame_find_cnt = 0;
}
int srslte_ue_sync_start_agc(srslte_ue_sync_t* q,
float(set_gain_callback)(void*, float),
float min_gain,
float max_gain,
float init_gain_value)
{
int srslte_ue_sync_start_agc(srslte_ue_sync_t *q,
float (set_gain_callback)(void *, float),
float min_gain_db,
float max_gain_db,
float init_gain_value_db) {
int n = srslte_agc_init_uhd(&q->agc, SRSLTE_AGC_MODE_PEAK_AMPLITUDE, 0, set_gain_callback, q->stream);
q->do_agc = n==0?true:false;
if (q->do_agc) {
srslte_agc_set_gain_range(&q->agc, min_gain, max_gain);
srslte_agc_set_gain(&q->agc, init_gain_value);
srslte_agc_set_gain_range(&q->agc, min_gain_db, max_gain_db);
srslte_agc_set_gain(&q->agc, init_gain_value_db);
srslte_ue_sync_set_agc_period(q, 4);
}
return n;
@ -595,7 +594,7 @@ static int track_peak_ok(srslte_ue_sync_t* q, uint32_t track_idx)
/* Adjust current CFO estimation with PSS
* Since sync track has enabled only PSS-based correlation, get_cfo() returns that value only, already filtered.
*/
INFO("TRACK: cfo_current=%f, cfo_strack=%f\n", 15000*q->cfo_current_value, 15000*srslte_sync_get_cfo(&q->strack));
DEBUG("TRACK: cfo_current=%f, cfo_strack=%f\n", 15000*q->cfo_current_value, 15000*srslte_sync_get_cfo(&q->strack));
if (15000*fabsf(srslte_sync_get_cfo(&q->strack)) > q->cfo_pss_min) {
q->cfo_current_value += srslte_sync_get_cfo(&q->strack)*q->cfo_loop_bw_pss;
q->pss_stable_cnt = 0;
@ -765,9 +764,10 @@ int srslte_ue_sync_zerocopy(srslte_ue_sync_t* q, cf_t* input_buffer[SRSLTE_MAX_P
srslte_agc_process(&q->agc, input_buffer[0], q->sf_len);
}
INFO("SYNC FIND: sf_idx=%d, ret=%d, next_state=%d\n", q->sf_idx, ret, q->state);
INFO("SYNC FIND: sf_idx=%d, ret=%d, peak_pos=%d, peak_value=%.2f, mean_cp_cfo=%.2f, mean_pss_cfo=%.2f, total_cfo_khz=%.1f\n", q->sf_idx, ret, q->peak_idx,
q->sfind.peak_value, q->sfind.cfo_cp_mean, q->sfind.cfo_pss_mean, 15 * srslte_sync_get_cfo(&q->sfind));
break;
break;
case SF_TRACK:
ret = 1;
@ -829,10 +829,12 @@ int srslte_ue_sync_zerocopy(srslte_ue_sync_t* q, cf_t* input_buffer[SRSLTE_MAX_P
}
q->frame_total_cnt++;
}
INFO("SYNC TRACK: sf_idx=%d, ret=%d, next_state=%d\n", q->sf_idx, ret, q->state);
INFO("SYNC TRACK: sf_idx=%d, ret=%d, peak_pos=%d, peak_value=%.2f, mean_cp_cfo=%.2f, mean_pss_cfo=%.2f, total_cfo_khz=%.1f\n", q->sf_idx, ret, track_idx,
q->strack.peak_value, q->strack.cfo_cp_mean, q->strack.cfo_pss_mean, 15 * srslte_sync_get_cfo(&q->strack));
} else {
INFO("SYNC TRACK: sf_idx=%d, ret=%d, next_state=%d\n", q->sf_idx, ret, q->state);
}
break;
}
}

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