maki/openairinterface5g
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

handling beams in PHY RX channels

Browse Source
This commit is contained in:
francescomani
2024-10-11 08:02:06 +02:00
parent 014338105e
commit abc5069a55
19 changed files with 256 additions and 190 deletions
Download Patch File Download Diff File Expand all files Collapse all files
openair1/SIMULATION/NR_PHY/pucchsim.c
+10 -8
View File
@@ -436,7 +436,7 @@ int main(int argc, char **argv)
/* RU handles rxdataF, and gNB just has a pointer. Here, we don't have an RU,
* so we need to allocate that memory as well. */
for (i = 0; i < n_rx; i++)
gNB->common_vars.rxdataF[i] = malloc16_clear(gNB->frame_parms.samples_per_frame_wCP*sizeof(c16_t));
gNB->common_vars.rxdataF[0][i] = malloc16_clear(gNB->frame_parms.samples_per_frame_wCP * sizeof(c16_t));
double fs,txbw,rxbw;
uint32_t samples;
@@ -540,9 +540,10 @@ int main(int argc, char **argv)
pucch_GroupHopping_t PUCCH_GroupHopping = pucch_tx_pdu.group_hop_flag + (pucch_tx_pdu.sequence_hop_flag<<1);
double tx_level_fp = 100.0;
for(SNR=snr0;SNR<=snr1;SNR+=1){
c16_t **rxdataF = gNB->common_vars.rxdataF[0];
for(SNR = snr0; SNR <= snr1; SNR += 1) {
ack_nack_errors=0;
sr_errors=0;
sr_errors = 0;
n_errors = 0;
c16_t **txdataF = gNB->common_vars.txdataF[0];
for (trial=0; trial<n_trials; trial++) {
@@ -569,7 +570,6 @@ int main(int argc, char **argv)
if (n_trials==1) printf("txlev %d (%f dB), offset %d, sigma2 %f ( %f dB)\n",txlev,10*log10(txlev),startingSymbolIndex*frame_parms->ofdm_symbol_size,sigma2,sigma2_dB);
c16_t **rxdataF = gNB->common_vars.rxdataF;
for (int symb=0; symb<gNB->frame_parms.symbols_per_slot;symb++) {
if (symb<startingSymbolIndex || symb >= startingSymbolIndex+nrofSymbols) {
int i0 = symb*gNB->frame_parms.ofdm_symbol_size;
@@ -668,7 +668,7 @@ int main(int argc, char **argv)
}
else pucch_pdu.freq_hop_flag = 0;
nr_decode_pucch0(gNB, nr_frame_tx, nr_slot_tx,&uci_pdu,&pucch_pdu);
nr_decode_pucch0(gNB, rxdataF, nr_frame_tx, nr_slot_tx,&uci_pdu,&pucch_pdu);
if(sr_flag==1){
if (uci_pdu.sr.sr_indication == 0 || uci_pdu.sr.sr_confidence_level == 1)
sr_errors+=1;
@@ -721,7 +721,7 @@ int main(int argc, char **argv)
pucch_pdu.second_hop_prb = N_RB_DL-1;
}
else pucch_pdu.freq_hop_flag = 0;
nr_decode_pucch2(gNB,nr_frame_tx,nr_slot_tx,&uci_pdu,&pucch_pdu);
nr_decode_pucch2(gNB, rxdataF, nr_frame_tx, nr_slot_tx, &uci_pdu, &pucch_pdu);
int csi_part1_bytes=pucch_pdu.bit_len_csi_part1>>3;
if ((pucch_pdu.bit_len_csi_part1&7) > 0) csi_part1_bytes++;
for (int i=0;i<csi_part1_bytes;i++) {
@@ -752,8 +752,10 @@ int main(int argc, char **argv)
free(gNB->gNB_config.tdd_table.max_tdd_periodicity_list[i].max_num_of_symbol_per_slot_list);
free(gNB->gNB_config.tdd_table.max_tdd_periodicity_list);
for (i = 0; i < n_rx; i++)
free(gNB->common_vars.rxdataF[i]);
for (int j = 0; j < gNB->common_vars.num_beams_period; j++) {
for (i = 0; i < n_rx; i++)
free(gNB->common_vars.rxdataF[j][i]);
}
phy_free_nr_gNB(gNB);
free(RC.gNB[0]);
free(RC.gNB);
openair1/SIMULATION/NR_PHY/ulsim.c
+7 -7
View File
@@ -656,7 +656,7 @@ int main(int argc, char *argv[])
/* RU handles rxdataF, and gNB just has a pointer. Here, we don't have an RU,
* so we need to allocate that memory as well. */
for (i = 0; i < n_rx; i++)
gNB->common_vars.rxdataF[i] = malloc16_clear(gNB->frame_parms.samples_per_frame_wCP*sizeof(int32_t));
gNB->common_vars.rxdataF[0][i] = malloc16_clear(gNB->frame_parms.samples_per_frame_wCP*sizeof(int32_t));
N_RB_DL = gNB->frame_parms.N_RB_DL;
/* no RU: need to have rxdata */
@@ -1228,7 +1228,7 @@ int main(int argc, char *argv[])
for (int aa = 0; aa < gNB->frame_parms.nb_antennas_rx; aa++)
nr_slot_fep_ul(&gNB->frame_parms,
(int32_t *)rxdata[aa],
(int32_t *)gNB->common_vars.rxdataF[aa],
(int32_t *)gNB->common_vars.rxdataF[0][aa],
symbol,
slot,
0);
@@ -1236,7 +1236,7 @@ int main(int argc, char *argv[])
int offset = (slot & 3) * gNB->frame_parms.symbols_per_slot * gNB->frame_parms.ofdm_symbol_size;
for (int aa = 0; aa < gNB->frame_parms.nb_antennas_rx; aa++) {
apply_nr_rotation_RX(&gNB->frame_parms,
gNB->common_vars.rxdataF[aa],
gNB->common_vars.rxdataF[0][aa],
gNB->frame_parms.symbol_rotation[1],
slot,
gNB->frame_parms.N_RB_UL,
@@ -1249,15 +1249,15 @@ int main(int argc, char *argv[])
if (n_trials == 1 && round == 0) {
LOG_M("rxsig0.m", "rx0", &rxdata[0][slot_offset], slot_length, 1, 1);
LOG_M("rxsigF0.m", "rxsF0", gNB->common_vars.rxdataF[0], 14 * frame_parms->ofdm_symbol_size, 1, 1);
LOG_M("rxsigF0.m", "rxsF0", gNB->common_vars.rxdataF[0][0], 14 * frame_parms->ofdm_symbol_size, 1, 1);
if (precod_nbr_layers > 1) {
LOG_M("rxsig1.m", "rx1", &rxdata[1][slot_offset], slot_length, 1, 1);
LOG_M("rxsigF1.m", "rxsF1", gNB->common_vars.rxdataF[1], 14 * frame_parms->ofdm_symbol_size, 1, 1);
LOG_M("rxsigF1.m", "rxsF1", gNB->common_vars.rxdataF[0][1], 14 * frame_parms->ofdm_symbol_size, 1, 1);
if (precod_nbr_layers == 4) {
LOG_M("rxsig2.m", "rx2", &rxdata[2][slot_offset], slot_length, 1, 1);
LOG_M("rxsig3.m", "rx3", &rxdata[3][slot_offset], slot_length, 1, 1);
LOG_M("rxsigF2.m", "rxsF2", gNB->common_vars.rxdataF[2], 14 * frame_parms->ofdm_symbol_size, 1, 1);
LOG_M("rxsigF3.m", "rxsF3", gNB->common_vars.rxdataF[3], 14 * frame_parms->ofdm_symbol_size, 1, 1);
LOG_M("rxsigF2.m", "rxsF2", gNB->common_vars.rxdataF[0][2], 14 * frame_parms->ofdm_symbol_size, 1, 1);
LOG_M("rxsigF3.m", "rxsF3", gNB->common_vars.rxdataF[0][3], 14 * frame_parms->ofdm_symbol_size, 1, 1);
}
}
}