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Apply clang-format to pucchsim.c

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This commit is contained in:
Robert Schmidt
2026-03-19 17:57:53 +01:00
parent 582ce818d7
commit ec7ad3b87c
1 changed files with 444 additions and 437 deletions
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openair1/SIMULATION/NR_PHY/pucchsim.c
+94 -87
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@@ -61,13 +61,22 @@ uint8_t const nr_rv_round_map[4] = {0, 2, 3, 1};
// needed for some functions // needed for some functions
PHY_VARS_NR_UE *PHY_vars_UE_g[1][1] = {{NULL}}; PHY_VARS_NR_UE *PHY_vars_UE_g[1][1] = {{NULL}};
static softmodem_params_t softmodem_params; static softmodem_params_t softmodem_params;
softmodem_params_t *get_softmodem_params(void) { softmodem_params_t *get_softmodem_params(void)
{
return &softmodem_params; return &softmodem_params;
} }
void init_downlink_harq_status(NR_DL_UE_HARQ_t *dl_harq) {} void init_downlink_harq_status(NR_DL_UE_HARQ_t *dl_harq)
NR_IF_Module_t *NR_IF_Module_init(int Mod_id) { return (NULL); } {
nfapi_mode_t nfapi_getmode(void) { return NFAPI_MODE_UNKNOWN; } }
NR_IF_Module_t *NR_IF_Module_init(int Mod_id)
{
return (NULL);
}
nfapi_mode_t nfapi_getmode(void)
{
return NFAPI_MODE_UNKNOWN;
}
void inc_ref_sched_response(int _) void inc_ref_sched_response(int _)
{ {
@@ -82,7 +91,8 @@ void deref_sched_response(int _)
nrUE_params_t nrUE_params = {0}; nrUE_params_t nrUE_params = {0};
nrUE_params_t *get_nrUE_params(void) { nrUE_params_t *get_nrUE_params(void)
{
return &nrUE_params; return &nrUE_params;
} }
@@ -93,19 +103,12 @@ int main(int argc, char **argv)
__attribute__((unused)) struct sigaction oldaction; __attribute__((unused)) struct sigaction oldaction;
sigaction(SIGINT, &sigint_action, &oldaction); sigaction(SIGINT, &sigint_action, &oldaction);
int i;//,l; int i;
double SNR, snr0 = -2.0, snr1 = 2.0; double SNR, snr0 = -2.0, snr1 = 2.0;
double cfo = 0; double cfo = 0;
uint8_t snr1set = 0; uint8_t snr1set = 0;
double **s_re, **s_im, **r_re, **r_im; double **s_re, **s_im, **r_re, **r_im;
//int sync_pos, sync_pos_slot;
//FILE *rx_frame_file;
FILE *output_fd = NULL; FILE *output_fd = NULL;
//uint8_t write_output_file=0;
//int result;
//int freq_offset;
//int subframe_offset;
//char fname[40], vname[40];
int trial, n_trials = 100, n_errors = 0, ack_nack_errors = 0, sr_errors = 0; int trial, n_trials = 100, n_errors = 0, ack_nack_errors = 0, sr_errors = 0;
int ret = 1; int ret = 1;
uint8_t transmission_mode = 1, n_tx = 1, n_rx = 1; uint8_t transmission_mode = 1, n_tx = 1, n_rx = 1;
@@ -113,9 +116,7 @@ int main(int argc, char **argv)
uint64_t SSB_positions = 0x01; uint64_t SSB_positions = 0x01;
channel_desc_t *UE2gNB; channel_desc_t *UE2gNB;
int format = 0; int format = 0;
//uint8_t extended_prefix_flag=0;
FILE *input_fd = NULL; FILE *input_fd = NULL;
//uint8_t nacktoack_flag=0;
int16_t amp = 0x7FFF; int16_t amp = 0x7FFF;
int nr_slot_tx = 0; int nr_slot_tx = 0;
int nr_frame_tx = 0; int nr_frame_tx = 0;
@@ -124,8 +125,11 @@ int main(int argc, char **argv)
int nr_bit = 1; // maximum value possible is 2 int nr_bit = 1; // maximum value possible is 2
uint8_t m0 = 0; // higher layer paramater initial cyclic shift uint8_t m0 = 0; // higher layer paramater initial cyclic shift
uint8_t nrofSymbols = 1; // number of OFDM symbols can be 1-2 for format 1 uint8_t nrofSymbols = 1; // number of OFDM symbols can be 1-2 for format 1
uint8_t startingSymbolIndex=0; // resource allocated see 9.2.1, 38.213 for more info.should be actually present in the resource set provided // resource allocated see 9.2.1, 38.213 for more info.should be actually present in the resource set provided
uint16_t startingPRB=0,startingPRB_intraSlotHopping=0; //PRB number not sure see 9.2.1, 38.213 for more info. Should be actually present in the resource set provided uint8_t startingSymbolIndex = 0;
uint16_t startingPRB = 0;
// PRB number not sure see 9.2.1, 38.213 for more info. Should be actually present in the resource set provided
uint16_t startingPRB_intraSlotHopping = 0;
uint16_t nrofPRB = 2; uint16_t nrofPRB = 2;
uint8_t timeDomainOCC = 0; uint8_t timeDomainOCC = 0;
SCM_t channel_model = AWGN; // Rayleigh1_anticorr; SCM_t channel_model = AWGN; // Rayleigh1_anticorr;
@@ -136,9 +140,7 @@ int main(int argc, char **argv)
int N_RB_DL = 273, mu = 1; int N_RB_DL = 273, mu = 1;
float target_error_rate = 0.001; float target_error_rate = 0.001;
int frame_length_complex_samples; int frame_length_complex_samples;
//int frame_length_complex_samples_no_prefix;
NR_DL_FRAME_PARMS *frame_parms; NR_DL_FRAME_PARMS *frame_parms;
//unsigned char frame_type = 0;
int loglvl = OAILOG_WARNING; int loglvl = OAILOG_WARNING;
int sr_flag = 0; int sr_flag = 0;
int pucch_DTX_thres = 0; int pucch_DTX_thres = 0;
@@ -171,8 +173,6 @@ int main(int argc, char **argv)
} }
break; break;
case 'g': case 'g':
switch ((char)*optarg) { switch ((char)*optarg) {
case 'A': case 'A':
@@ -243,36 +243,17 @@ int main(int argc, char **argv)
printf("Setting SNR1 to %f\n", snr1); printf("Setting SNR1 to %f\n", snr1);
break; break;
case 't': case 't':
pucch_DTX_thres = atoi(optarg); pucch_DTX_thres = atoi(optarg);
break; break;
/*
case 'p':
extended_prefix_flag=1;
break;
case 'd':
frame_type = 1;
break;
case 'r':
ricean_factor = pow(10,-.1*atof(optarg));
if (ricean_factor>1) {
printf("Ricean factor must be between 0 and 1\n");
exit(-1);
}
break;
*/
case 'd': case 'd':
delay_us = atof(optarg); delay_us = atof(optarg);
break; break;
case 'x': case 'x':
transmission_mode = atoi(optarg); transmission_mode = atoi(optarg);
if ((transmission_mode!=1) && if ((transmission_mode != 1) && (transmission_mode != 2) && (transmission_mode != 6)) {
(transmission_mode!=2) &&
(transmission_mode!=6)) {
printf("Unsupported transmission mode %d\n", transmission_mode); printf("Unsupported transmission mode %d\n", transmission_mode);
exit(-1); exit(-1);
} }
@@ -354,7 +335,11 @@ int main(int argc, char **argv)
break; break;
default: default:
case 'h': case 'h':
printf("%s -h(elp) -p(extended_prefix) -N cell_id -f output_filename -F input_filename -g channel_model -n n_frames -t Delayspread -s snr0 -S snr1 -x transmission_mode -y TXant -z RXant -i Intefrence0 -j Interference1 -A interpolation_file -C(alibration offset dB) -N CellId\n", argv[0]); printf(
"%s -h(elp) -p(extended_prefix) -N cell_id -f output_filename -F input_filename -g channel_model -n n_frames -t "
"Delayspread -s snr0 -S snr1 -x transmission_mode -y TXant -z RXant -i Intefrence0 -j Interference1 -A "
"interpolation_file -C(alibration offset dB) -N CellId\n",
argv[0]);
// printf("-C Generate Calibration information for Abstraction (effective SNR adjustment to remove Pe bias w.r.t. AWGN)\n"); // printf("-C Generate Calibration information for Abstraction (effective SNR adjustment to remove Pe bias w.r.t. AWGN)\n");
printf("-A Interpolation_filname Run with Abstraction to generate Scatter plot using interpolation polynomial in file\n"); printf("-A Interpolation_filname Run with Abstraction to generate Scatter plot using interpolation polynomial in file\n");
printf("-b number of HARQ bits (1-2)\n"); printf("-b number of HARQ bits (1-2)\n");
@@ -363,7 +348,9 @@ int main(int argc, char **argv)
printf("-d Use TDD\n"); printf("-d Use TDD\n");
printf("-f Output filename (.txt format) for Pe/SNR results\n"); printf("-f Output filename (.txt format) for Pe/SNR results\n");
printf("-F Input filename (.txt format) for RX conformance testing\n"); printf("-F Input filename (.txt format) for RX conformance testing\n");
printf("-g [A,B,C,D,E,F,G] Use 3GPP SCM (A,B,C,D) or 36-101 (E-EPA,F-EVA,G-ETU) models (ignores delay spread and Ricean factor)\n"); printf(
"-g [A,B,C,D,E,F,G] Use 3GPP SCM (A,B,C,D) or 36-101 (E-EPA,F-EVA,G-ETU) models (ignores delay spread and Ricean "
"factor)\n");
printf("-i Enter number of ofdm symbols for pucch\n"); printf("-i Enter number of ofdm symbols for pucch\n");
printf("-I Starting symbol index for pucch\n"); printf("-I Starting symbol index for pucch\n");
printf("-h This message\n"); printf("-h This message\n");
@@ -394,7 +381,8 @@ int main(int argc, char **argv)
set_glog(loglvl); set_glog(loglvl);
if (snr1set==0) snr1 = snr0+10; if (snr1set == 0)
snr1 = snr0 + 10;
printf("Initializing gNodeB for mu %d, N_RB_DL %d, n_rx %d\n", mu, N_RB_DL, n_rx); printf("Initializing gNodeB for mu %d, N_RB_DL %d, n_rx %d\n", mu, N_RB_DL, n_rx);
@@ -403,11 +391,13 @@ int main(int argc, char **argv)
exit(0); exit(0);
} }
AssertFatal(((format < 2)&&(nr_bit<3)&&(actual_payload<5)) || AssertFatal(((format < 2) && (nr_bit < 3) && (actual_payload < 5)) || ((format == 2) && (nr_bit > 2) && (nr_bit < 65)),
((format == 2)&&(nr_bit>2)&&(nr_bit<65)),"illegal combination format %d, nr_bit %d\n", "illegal combination format %d, nr_bit %d\n",
format,nr_bit); format,
nr_bit);
int do_DTX = 0; int do_DTX = 0;
if ((format < 2) && (actual_payload == 4)) do_DTX=1; if ((format < 2) && (actual_payload == 4))
do_DTX = 1;
if (random_payload) { if (random_payload) {
double tmp = uniformrandom(); double tmp = uniformrandom();
@@ -443,12 +433,7 @@ int main(int argc, char **argv)
gNB->common_vars.rxdataF[0][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; double fs, txbw, rxbw;
get_samplerate_and_bw(mu, get_samplerate_and_bw(mu, N_RB_DL, frame_parms->threequarter_fs, &fs, &txbw, &rxbw);
N_RB_DL,
frame_parms->threequarter_fs,
&fs,
&txbw,
&rxbw);
UE2gNB = new_channel_desc_scm(n_tx, n_rx, channel_model, fs, 0, txbw, DS_TDL, 0.0, CORR_LEVEL_LOW, 0, 0, 0, 0); UE2gNB = new_channel_desc_scm(n_tx, n_rx, channel_model, fs, 0, txbw, DS_TDL, 0.0, CORR_LEVEL_LOW, 0, 0, 0, 0);
@@ -486,7 +471,8 @@ int main(int argc, char **argv)
mcs = table1_mcs[actual_payload + shift]; mcs = table1_mcs[actual_payload + shift];
else if (nr_bit == 2) else if (nr_bit == 2)
mcs = table2_mcs[actual_payload + shift]; mcs = table2_mcs[actual_payload + shift];
else AssertFatal(1==0,"Either nr_bit %d or sr_flag %d must be non-zero\n", nr_bit, sr_flag); else
AssertFatal(1 == 0, "Either nr_bit %d or sr_flag %d must be non-zero\n", nr_bit, sr_flag);
} }
startingPRB_intraSlotHopping = N_RB_DL - 1; startingPRB_intraSlotHopping = N_RB_DL - 1;
@@ -499,8 +485,7 @@ int main(int argc, char **argv)
memcpy(&UE->frame_parms, frame_parms, sizeof(NR_DL_FRAME_PARMS)); memcpy(&UE->frame_parms, frame_parms, sizeof(NR_DL_FRAME_PARMS));
UE->frame_parms.nb_antennas_rx = 1; UE->frame_parms.nb_antennas_rx = 1;
if (init_nr_ue_signal(UE, 1) != 0) if (init_nr_ue_signal(UE, 1) != 0) {
{
printf("Error at UE NR initialisation\n"); printf("Error at UE NR initialisation\n");
exit(-1); exit(-1);
} }
@@ -559,8 +544,8 @@ int main(int argc, char **argv)
} }
// SNR Computation // SNR Computation
// standard says: SNR = S / N, where S is the total signal energy, N is the noise energy in the transmission bandwidth (i.e. N_RB_DL resource blocks) // standard says: SNR = S / N, where S is the total signal energy, N is the noise energy in the transmission bandwidth (i.e.
// txlev = S. // N_RB_DL resource blocks) txlev = S.
// Compute transmitter energy level // Compute transmitter energy level
int symbol_offset = startingSymbolIndex * frame_parms->ofdm_symbol_size; int symbol_offset = startingSymbolIndex * frame_parms->ofdm_symbol_size;
@@ -612,23 +597,34 @@ int main(int argc, char **argv)
rxdataF[aarx][i].r = (int16_t)(tx_level_fp * (rxr + nr) / sqrt((double)txlev)); rxdataF[aarx][i].r = (int16_t)(tx_level_fp * (rxr + nr) / sqrt((double)txlev));
rxdataF[aarx][i].i = (int16_t)(tx_level_fp * (rxi + ni) / sqrt((double)txlev)); rxdataF[aarx][i].i = (int16_t)(tx_level_fp * (rxi + ni) / sqrt((double)txlev));
if (n_trials==1 && fabs(txr) > 0) printf("symb %d, re %d , aarx %d : txr %f, txi %f, chr %f, chi %f, nr %f, ni %f, rxr %f, rxi %f => %d,%d\n", if (n_trials == 1 && fabs(txr) > 0)
symb, re, aarx, txr,txi, printf("symb %d, re %d , aarx %d : txr %f, txi %f, chr %f, chi %f, nr %f, ni %f, rxr %f, rxi %f => %d,%d\n",
UE2gNB->chF[aarx][re].r,UE2gNB->chF[aarx][re].i, symb,
nr,ni, rxr,rxi, re,
rxdataF[aarx][i].r,rxdataF[aarx][i].i); aarx,
txr,
txi,
UE2gNB->chF[aarx][re].r,
UE2gNB->chF[aarx][re].i,
nr,
ni,
rxr,
rxi,
rxdataF[aarx][i].r,
rxdataF[aarx][i].i);
} }
} }
} }
int rxlev = 0; int rxlev = 0;
for (int aarx=0;aarx<n_rx;aarx++) rxlev += signal_energy((int32_t*)&rxdataF[aarx][startingSymbolIndex*frame_parms->ofdm_symbol_size], for (int aarx = 0; aarx < n_rx; aarx++)
rxlev += signal_energy((int32_t *)&rxdataF[aarx][startingSymbolIndex * frame_parms->ofdm_symbol_size],
frame_parms->ofdm_symbol_size); frame_parms->ofdm_symbol_size);
int rxlev_pucch = 0; int rxlev_pucch = 0;
for (int aarx=0;aarx<n_rx;aarx++) rxlev_pucch += signal_energy((int32_t*)&rxdataF[aarx][startingSymbolIndex*frame_parms->ofdm_symbol_size], for (int aarx = 0; aarx < n_rx; aarx++)
12); rxlev_pucch += signal_energy((int32_t *)&rxdataF[aarx][startingSymbolIndex * frame_parms->ofdm_symbol_size], 12);
// set UL mask for pucch allocation // set UL mask for pucch allocation
uint32_t rb_mask_ul[14][9] = {0}; uint32_t rb_mask_ul[14][9] = {0};
@@ -677,8 +673,8 @@ int main(int argc, char **argv)
if (nrofSymbols > 1) { if (nrofSymbols > 1) {
pucch_pdu.freq_hop_flag = 1; pucch_pdu.freq_hop_flag = 1;
pucch_pdu.second_hop_prb = N_RB_DL - 1; pucch_pdu.second_hop_prb = N_RB_DL - 1;
} } else
else pucch_pdu.freq_hop_flag = 0; pucch_pdu.freq_hop_flag = 0;
nr_decode_pucch0(gNB, rxdataF, 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 (sr_flag == 1) {
@@ -693,23 +689,31 @@ int main(int argc, char **argv)
if (nr_bit == 1 && do_DTX == 0) if (nr_bit == 1 && do_DTX == 0)
ack_nack_errors += (actual_payload ^ (!harq_list[0].harq_value)); ack_nack_errors += (actual_payload ^ (!harq_list[0].harq_value));
else if (do_DTX == 0) else if (do_DTX == 0)
ack_nack_errors+=(((actual_payload&1)^(!harq_list[1].harq_value))+((actual_payload>>1)^(!harq_list[0].harq_value))); ack_nack_errors +=
else if ((!confidence_lvl && !harq_list[0].harq_value) || (((actual_payload & 1) ^ (!harq_list[1].harq_value)) + ((actual_payload >> 1) ^ (!harq_list[0].harq_value)));
(!confidence_lvl && nr_bit == 2 && !harq_list[1].harq_value)) else if ((!confidence_lvl && !harq_list[0].harq_value) || (!confidence_lvl && nr_bit == 2 && !harq_list[1].harq_value))
ack_nack_errors++; ack_nack_errors++;
} }
} } else if (format == 1) {
else if (format==1) { nr_decode_pucch1((c16_t **)rxdataF,
nr_decode_pucch1((c16_t **)rxdataF,PUCCH_GroupHopping,hopping_id, PUCCH_GroupHopping,
&(payload_received),frame_parms,amp,nr_slot_tx, hopping_id,
m0,nrofSymbols,startingSymbolIndex,startingPRB, &(payload_received),
startingPRB_intraSlotHopping,timeDomainOCC,nr_bit); frame_parms,
amp,
nr_slot_tx,
m0,
nrofSymbols,
startingSymbolIndex,
startingPRB,
startingPRB_intraSlotHopping,
timeDomainOCC,
nr_bit);
if (nr_bit == 1) if (nr_bit == 1)
ack_nack_errors += ((actual_payload ^ payload_received) & 1); ack_nack_errors += ((actual_payload ^ payload_received) & 1);
else else
ack_nack_errors += ((actual_payload ^ payload_received) & 1) + (((actual_payload ^ payload_received) & 2) >> 1); ack_nack_errors += ((actual_payload ^ payload_received) & 1) + (((actual_payload ^ payload_received) & 2) >> 1);
} } else if (format == 2) {
else if (format==2) {
nfapi_nr_uci_pucch_pdu_format_2_3_4_t uci_pdu = {0}; nfapi_nr_uci_pucch_pdu_format_2_3_4_t uci_pdu = {0};
nfapi_nr_pucch_pdu_t pucch_pdu = {0}; nfapi_nr_pucch_pdu_t pucch_pdu = {0};
pucch_pdu.rnti = 0x1234; pucch_pdu.rnti = 0x1234;
@@ -731,11 +735,12 @@ int main(int argc, char **argv)
if (nrofSymbols > 1) { if (nrofSymbols > 1) {
pucch_pdu.freq_hop_flag = 1; pucch_pdu.freq_hop_flag = 1;
pucch_pdu.second_hop_prb = N_RB_DL - 1; pucch_pdu.second_hop_prb = N_RB_DL - 1;
} } else
else pucch_pdu.freq_hop_flag = 0; pucch_pdu.freq_hop_flag = 0;
nr_decode_pucch2(gNB, rxdataF, 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; int csi_part1_bytes = pucch_pdu.bit_len_csi_part1 >> 3;
if ((pucch_pdu.bit_len_csi_part1&7) > 0) csi_part1_bytes++; if ((pucch_pdu.bit_len_csi_part1 & 7) > 0)
csi_part1_bytes++;
for (int i = 0; i < csi_part1_bytes; i++) { for (int i = 0; i < csi_part1_bytes; i++) {
if (uci_pdu.csi_part1.csi_part1_payload[i] != ((uint8_t *)&actual_payload)[i]) { if (uci_pdu.csi_part1.csi_part1_payload[i] != ((uint8_t *)&actual_payload)[i]) {
ack_nack_errors++; ack_nack_errors++;
@@ -743,11 +748,11 @@ int main(int argc, char **argv)
} }
} }
free(uci_pdu.csi_part1.csi_part1_payload); free(uci_pdu.csi_part1.csi_part1_payload);
} }
stop_meas(&gNB->phy_proc_rx); stop_meas(&gNB->phy_proc_rx);
n_errors=((actual_payload^payload_received)&1)+(((actual_payload^payload_received)&2)>>1)+(((actual_payload^payload_received)&4)>>2)+n_errors; n_errors = ((actual_payload ^ payload_received) & 1) + (((actual_payload ^ payload_received) & 2) >> 1)
+ (((actual_payload ^ payload_received) & 4) >> 2) + n_errors;
} }
if (sr_flag == 1) if (sr_flag == 1)
printf("SR: SNR=%f, n_trials=%d, n_bit_errors=%d\n", SNR, n_trials, sr_errors); printf("SR: SNR=%f, n_trials=%d, n_bit_errors=%d\n", SNR, n_trials, sr_errors);
@@ -800,8 +805,10 @@ int main(int argc, char **argv)
free(r_re); free(r_re);
free(r_im); free(r_im);
if (output_fd) fclose(output_fd); if (output_fd)
if (input_fd) fclose(input_fd); fclose(output_fd);
if (input_fd)
fclose(input_fd);
loader_reset(); loader_reset();
logTerm(); logTerm();