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formatting improvements

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This commit is contained in:
francescomani
2025-10-13 10:57:49 +02:00
parent 7eb65f2adc
commit d07771c538
1 changed files with 44 additions and 45 deletions
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openair1/PHY/NR_UE_TRANSPORT/nr_dlsch_demodulation.c
+44 -45
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@@ -145,7 +145,7 @@ static void nr_dlsch_extract_rbs(uint32_t rxdataF_sz,
const freq_alloc_bitmap_t *freq_alloc,
uint8_t n_dmrs_cdm_groups,
uint8_t Nl,
NR_DL_FRAME_PARMS *frame_parms,
NR_DL_FRAME_PARMS *fp,
uint16_t dlDmrsSymbPos,
uint32_t csi_res_bitmap,
int chest_time_type);
@@ -315,12 +315,14 @@ int nr_rx_pdsch(PHY_VARS_NR_UE *ue,
uint32_t nvar,
pdsch_scope_req_t *scope_req)
{
NR_DL_FRAME_PARMS *fp = &ue->frame_parms;
const int nl = dlsch[0].Nl;
const int matrixSz = ue->frame_parms.nb_antennas_rx * nl;
const int n_rx = fp->nb_antennas_rx;
const int matrixSz = n_rx * nl;
__attribute__((aligned(32))) int32_t dl_ch_estimates_ext[matrixSz][rx_size_symbol];
memset(dl_ch_estimates_ext, 0, sizeof(dl_ch_estimates_ext));
__attribute__((aligned(32))) c16_t dl_ch_mag[nl][ue->frame_parms.nb_antennas_rx][rx_size_symbol];
__attribute__((aligned(32))) c16_t dl_ch_mag[nl][n_rx][rx_size_symbol];
memset(dl_ch_mag, 0, sizeof(dl_ch_mag));
__attribute__((aligned(32))) c16_t dl_ch_magb[nl][nbRx][rx_size_symbol];
@@ -329,7 +331,6 @@ int nr_rx_pdsch(PHY_VARS_NR_UE *ue,
__attribute__((aligned(32))) c16_t dl_ch_magr[nl][nbRx][rx_size_symbol];
memset(dl_ch_magr, 0, sizeof(dl_ch_magr));
NR_UE_COMMON *common_vars = &ue->common_vars;
NR_DL_FRAME_PARMS *frame_parms = &ue->frame_parms;
PHY_NR_MEASUREMENTS *measurements = &ue->measurements;
const int frame = proc->frame_rx;
const int nr_slot_rx = proc->nr_slot_rx;
@@ -348,7 +349,14 @@ int nr_rx_pdsch(PHY_VARS_NR_UE *ue,
if (dlsch0_harq && dlsch1_harq){
LOG_D(PHY,"AbsSubframe %d.%d / Sym %d harq_pid %d, harq status %d.%d \n", frame, nr_slot_rx, symbol, harq_pid, dlsch0_harq->status, dlsch1_harq->status);
LOG_D(PHY,
"AbsSubframe %d.%d / Sym %d harq_pid %d, harq status %d.%d \n",
frame,
nr_slot_rx,
symbol,
harq_pid,
dlsch0_harq->status,
dlsch1_harq->status);
if ((dlsch0_harq->status == ACTIVE) && (dlsch1_harq->status == ACTIVE)){
codeword_TB0 = dlsch0_harq->codeword; // SV: where is this set? revisit for DL MIMO.
@@ -406,12 +414,7 @@ int nr_rx_pdsch(PHY_VARS_NR_UE *ue,
return(-1);
}
if (!frame_parms) {
LOG_E(PHY, "dlsch_demodulation.c: Null frame_parms\n");
return(-1);
}
if(symbol > ue->frame_parms.symbols_per_slot >> 1)
if(symbol > fp->symbols_per_slot >> 1)
slot = 1;
uint8_t pilots = (dlsch_config->dlDmrsSymbPos >> symbol) & 1;
@@ -419,7 +422,6 @@ int nr_rx_pdsch(PHY_VARS_NR_UE *ue,
//----------------------------------------------------------
//--------------------- RBs extraction ---------------------
//----------------------------------------------------------
const int n_rx = frame_parms->nb_antennas_rx;
const bool meas_enabled = cpumeas(CPUMEAS_GETSTATE);
int nb_rb_pdsch = freq_alloc->num_rbs;
{
@@ -431,7 +433,7 @@ int nr_rx_pdsch(PHY_VARS_NR_UE *ue,
LOG_D(PHY, "%d.%d symbol %d csi overlap bitmap %d\n", frame, nr_slot_rx, symbol, csi_res_bitmap);
nr_dlsch_extract_rbs(ue->frame_parms.samples_per_slot_wCP,
nr_dlsch_extract_rbs(fp->samples_per_slot_wCP,
rxdataF,
rx_size_symbol,
pdsch_est_size,
@@ -445,7 +447,7 @@ int nr_rx_pdsch(PHY_VARS_NR_UE *ue,
freq_alloc,
dlsch_config->n_dmrs_cdm_groups,
nl,
frame_parms,
fp,
dlsch_config->dlDmrsSymbPos,
csi_res_bitmap,
ue->chest_time);
@@ -506,7 +508,7 @@ int nr_rx_pdsch(PHY_VARS_NR_UE *ue,
//--------------------- Channel Scaling --------------------
//----------------------------------------------------------
start_meas_nr_ue_phy(ue, DLSCH_CHANNEL_SCALE_STATS);
nr_dlsch_scale_channel(rx_size_symbol, dl_ch_estimates_ext, frame_parms, nl, n_rx, symbol, pilots, nb_re_pdsch, nb_rb_pdsch);
nr_dlsch_scale_channel(rx_size_symbol, dl_ch_estimates_ext, fp, nl, n_rx, symbol, pilots, nb_re_pdsch, nb_rb_pdsch);
stop_meas_nr_ue_phy(ue, DLSCH_CHANNEL_SCALE_STATS);
if (meas_enabled) {
LOG_D(PHY,
@@ -577,7 +579,7 @@ int nr_rx_pdsch(PHY_VARS_NR_UE *ue,
dl_ch_magr,
rxdataF_comp,
NULL,
frame_parms,
fp,
nl,
symbol,
nb_re_pdsch,
@@ -602,10 +604,10 @@ int nr_rx_pdsch(PHY_VARS_NR_UE *ue,
char filename[50];
snprintf(filename, 50, "rxdataF0_symb_%d_nr_slot_rx_%d.m", symbol, nr_slot_rx);
write_output(filename, "rxdataF0", &rxdataF[0][symbol * frame_parms->ofdm_symbol_size], frame_parms->ofdm_symbol_size, 1, 1);
write_output(filename, "rxdataF0", &rxdataF[0][symbol * fp->ofdm_symbol_size], fp->ofdm_symbol_size, 1, 1);
snprintf(filename, 50, "dl_ch_estimates0_symb_%d_nr_slot_rx_%d.m", symbol, nr_slot_rx);
write_output(filename, "dl_ch_estimates0", &dl_ch_estimates[0][symbol * frame_parms->ofdm_symbol_size], frame_parms->ofdm_symbol_size, 1, 1);
write_output(filename, "dl_ch_estimates0", &dl_ch_estimates[0][symbol * fp->ofdm_symbol_size], fp->ofdm_symbol_size, 1, 1);
snprintf(filename, 50, "rxdataF_ext0_symb_%d_nr_slot_rx_%d.m", symbol, nr_slot_rx);
write_output(filename, "rxdataF_ext0", &rxdataF_ext[0][0], rx_size_symbol, 1, 1);
@@ -681,7 +683,7 @@ int nr_rx_pdsch(PHY_VARS_NR_UE *ue,
ptrs_re_per_slot,
rx_size_symbol,
rxdataF_comp,
frame_parms,
fp,
dlsch0_harq,
dlsch1_harq,
gNB_id,
@@ -758,9 +760,9 @@ int nr_rx_pdsch(PHY_VARS_NR_UE *ue,
T_INT(frame % 1024),
T_INT(nr_slot_rx),
T_INT(nb_rb_pdsch),
T_INT(frame_parms->N_RB_UL),
T_INT(frame_parms->symbols_per_slot),
T_BUFFER(&rxdataF_comp[gNB_id][0], 2 * /* ulsch[UE_id]->harq_processes[harq_pid]->nb_rb */ frame_parms->N_RB_UL * 12 * 2));
T_INT(fp->N_RB_UL),
T_INT(fp->symbols_per_slot),
T_BUFFER(&rxdataF_comp[gNB_id][0], 2 * /* ulsch[UE_id]->harq_processes[harq_pid]->nb_rb */ fp->N_RB_UL * 12 * 2));
#endif
if (ue->phy_sim_pdsch_rxdataF_comp)
@@ -922,7 +924,7 @@ static void nr_dlsch_channel_compensation(uint32_t rx_size_symbol,
void nr_dlsch_scale_channel(uint32_t rx_size_symbol,
int32_t dl_ch_estimates_ext[][rx_size_symbol],
NR_DL_FRAME_PARMS *frame_parms,
NR_DL_FRAME_PARMS *fp,
uint8_t n_tx,
uint8_t n_rx,
uint8_t symbol,
@@ -931,30 +933,28 @@ void nr_dlsch_scale_channel(uint32_t rx_size_symbol,
unsigned short nb_rb)
{
short rb, ch_amp;
unsigned char aatx,aarx;
simde__m128i *dl_ch128, ch_amp128;
uint32_t nb_rb_0 = len/12 + ((len%12)?1:0);
// Determine scaling amplitude based the symbol
ch_amp = 1024*8; //((pilots) ? (dlsch_ue[0]->sqrt_rho_b) : (dlsch_ue[0]->sqrt_rho_a));
LOG_D(PHY,"Scaling PDSCH Chest in OFDM symbol %d by %d, pilots %d nb_rb %d NCP %d symbol %d\n",symbol,ch_amp,pilots,nb_rb,frame_parms->Ncp,symbol);
ch_amp = 1024 * 8; //((pilots) ? (dlsch_ue[0]->sqrt_rho_b) : (dlsch_ue[0]->sqrt_rho_a));
LOG_D(PHY,
"Scaling PDSCH Chest in OFDM symbol %d by %d, pilots %d nb_rb %d NCP %d symbol %d\n",
symbol,
ch_amp,
pilots,
nb_rb,
fp->Ncp,
symbol);
// printf("Scaling PDSCH Chest in OFDM symbol %d by %d\n",symbol_mod,ch_amp);
ch_amp128 = simde_mm_set1_epi16(ch_amp); // Q3.13
for (aatx=0; aatx<n_tx; aatx++) {
for (aarx=0; aarx<n_rx; aarx++) {
dl_ch128=(simde__m128i *)dl_ch_estimates_ext[(aatx*n_rx)+aarx];
for (rb=0;rb<nb_rb_0;rb++) {
dl_ch128[0] = simde_mm_mulhi_epi16(dl_ch128[0], ch_amp128);
dl_ch128[0] = simde_mm_slli_epi16(dl_ch128[0], 3);
@@ -964,7 +964,6 @@ void nr_dlsch_scale_channel(uint32_t rx_size_symbol,
dl_ch128[2] = simde_mm_mulhi_epi16(dl_ch128[2], ch_amp128);
dl_ch128[2] = simde_mm_slli_epi16(dl_ch128[2], 3);
dl_ch128+=3;
}
}
}
@@ -1022,7 +1021,7 @@ static void nr_dlsch_extract_rbs(uint32_t rxdataF_sz,
const freq_alloc_bitmap_t *freq_alloc,
uint8_t n_dmrs_cdm_groups,
uint8_t Nl,
NR_DL_FRAME_PARMS *frame_parms,
NR_DL_FRAME_PARMS *fp,
uint16_t dlDmrsSymbPos,
uint32_t csi_res_bitmap,
int chest_time_type)
@@ -1060,19 +1059,19 @@ static void nr_dlsch_extract_rbs(uint32_t rxdataF_sz,
for (int b = 0; b < freq_alloc->num_blocks; b++) {
int start_rb = freq_alloc->start[b] + startBWP;
int nb_rb = freq_alloc->end[b] - freq_alloc->start[b] + 1;
const int start_re = (frame_parms->first_carrier_offset + start_rb * NR_NB_SC_PER_RB) % frame_parms->ofdm_symbol_size;
for (int aarx = 0; aarx < frame_parms->nb_antennas_rx; aarx++) {
const int start_re = (fp->first_carrier_offset + start_rb * NR_NB_SC_PER_RB) % fp->ofdm_symbol_size;
for (int aarx = 0; aarx < fp->nb_antennas_rx; aarx++) {
c16_t *rxF_ext = rxdataF_ext[aarx];
c16_t *rxF = &rxdataF[aarx][symbol * frame_parms->ofdm_symbol_size];
c16_t *rxF = &rxdataF[aarx][symbol * fp->ofdm_symbol_size];
for (int l = 0; l < Nl; l++) {
int32_t *dl_ch0 = &dl_ch_estimates[(l * frame_parms->nb_antennas_rx) + aarx][validDmrsEst * frame_parms->ofdm_symbol_size];
int32_t *dl_ch0_ext = dl_ch_estimates_ext[(l * frame_parms->nb_antennas_rx) + aarx];
int32_t *dl_ch0 = &dl_ch_estimates[(l * fp->nb_antennas_rx) + aarx][validDmrsEst * fp->ofdm_symbol_size];
int32_t *dl_ch0_ext = dl_ch_estimates_ext[(l * fp->nb_antennas_rx) + aarx];
if (pilots == 0 && csi_res_bitmap == 0) { // data symbol only
if (l == 0) {
if (start_re + nb_rb * NR_NB_SC_PER_RB <= frame_parms->ofdm_symbol_size) {
if (start_re + nb_rb * NR_NB_SC_PER_RB <= fp->ofdm_symbol_size) {
memcpy(rxF_ext, &rxF[start_re], nb_rb * NR_NB_SC_PER_RB * sizeof(int32_t));
} else {
int neg_length = frame_parms->ofdm_symbol_size - start_re;
int neg_length = fp->ofdm_symbol_size - start_re;
int pos_length = nb_rb * NR_NB_SC_PER_RB - neg_length;
memcpy(rxF_ext, &rxF[start_re], neg_length * sizeof(int32_t));
memcpy(&rxF_ext[neg_length], rxF, pos_length * sizeof(int32_t));
@@ -1093,8 +1092,8 @@ static void nr_dlsch_extract_rbs(uint32_t rxdataF_sz,
j++;
}
k++;
if (k >= frame_parms->ofdm_symbol_size)
k -= frame_parms->ofdm_symbol_size;
if (k >= fp->ofdm_symbol_size)
k -= fp->ofdm_symbol_size;
}
dl_ch0 += 12;
}