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Removed reuse of txdataF buffer on 2 slot basis

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This commit is contained in:
Sakthivel Velumani
2022-01-12 14:50:33 +05:30
parent 6c7b71bbd4
commit 391a5eee71
5 changed files with 34 additions and 34 deletions
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openair1/PHY/NR_TRANSPORT/nr_csi_rs.c
+1 -1
View File
@@ -35,7 +35,7 @@ void nr_generate_csi_rs(PHY_VARS_gNB *gNB,
NR_DL_FRAME_PARMS frame_parms=gNB->frame_parms;
int32_t **txdataF = gNB->common_vars.txdataF;
int txdataF_offset = (slot%2)*frame_parms.samples_per_slot_wCP;
int txdataF_offset = slot*frame_parms.samples_per_slot_wCP;
uint32_t **gold_csi_rs = gNB->nr_gold_csi_rs[slot];
int16_t mod_csi[frame_parms.symbols_per_slot][NR_MAX_CSI_RS_LENGTH>>1] __attribute__((aligned(16)));;
uint16_t b = csi_params.freq_domain;
openair1/PHY/NR_TRANSPORT/nr_dlsch.c
+27 -27
View File
@@ -276,7 +276,7 @@ void nr_generate_pdsch(processingData_L1tx_t *msgTx,
if (start_sc >= frame_parms->ofdm_symbol_size)
start_sc -= frame_parms->ofdm_symbol_size;
int txdataF_offset = (slot%2)*frame_parms->samples_per_slot_wCP;
int txdataF_offset = slot*frame_parms->samples_per_slot_wCP;
#ifdef DEBUG_DLSCH_MAPPING
printf("PDSCH resource mapping started (start SC %d\tstart symbol %d\tN_PRB %d\tnb_re %d,nb_layers %d)\n",
@@ -375,12 +375,12 @@ void nr_generate_pdsch(processingData_L1tx_t *msgTx,
/* Map DMRS Symbol */
if ( (dmrs_symbol_map & (1 << l)) &&
(k == ((start_sc+get_dmrs_freq_idx(n, k_prime, delta, dmrs_Type))%(frame_parms->ofdm_symbol_size)))) {
txdataF_precoding[ap][((l*frame_parms->ofdm_symbol_size + k)<<1) + (2*txdataF_offset)] = (Wt[l_prime]*Wf[k_prime]*amp*mod_dmrs[dmrs_idx<<1]) >> 15;
txdataF_precoding[ap][((l*frame_parms->ofdm_symbol_size + k)<<1) + 1 + (2*txdataF_offset)] = (Wt[l_prime]*Wf[k_prime]*amp*mod_dmrs[(dmrs_idx<<1) + 1]) >> 15;
txdataF_precoding[ap][((l*frame_parms->ofdm_symbol_size + k)<<1) ] = (Wt[l_prime]*Wf[k_prime]*amp*mod_dmrs[dmrs_idx<<1]) >> 15;
txdataF_precoding[ap][((l*frame_parms->ofdm_symbol_size + k)<<1) + 1 ] = (Wt[l_prime]*Wf[k_prime]*amp*mod_dmrs[(dmrs_idx<<1) + 1]) >> 15;
#ifdef DEBUG_DLSCH_MAPPING
printf("dmrs_idx %d\t l %d \t k %d \t k_prime %d \t n %d \t txdataF: %d %d\n",
dmrs_idx, l, k, k_prime, n, txdataF_precoding[ap][((l*frame_parms->ofdm_symbol_size + k)<<1) + (2*txdataF_offset)],
txdataF_precoding[ap][((l*frame_parms->ofdm_symbol_size + k)<<1) + 1 + (2*txdataF_offset)]);
dmrs_idx, l, k, k_prime, n, txdataF_precoding[ap][((l*frame_parms->ofdm_symbol_size + k)<<1)],
txdataF_precoding[ap][((l*frame_parms->ofdm_symbol_size + k)<<1) + 1]);
#endif
dmrs_idx++;
k_prime++;
@@ -388,8 +388,8 @@ void nr_generate_pdsch(processingData_L1tx_t *msgTx,
n+=(k_prime)?0:1;
}
else if(is_ptrs_re){
txdataF_precoding[ap][((l*frame_parms->ofdm_symbol_size + k)<<1) + (2*txdataF_offset)] = (beta_ptrs*amp*mod_ptrs[ptrs_idx<<1]) >> 15;
txdataF_precoding[ap][((l*frame_parms->ofdm_symbol_size + k)<<1) + 1 + (2*txdataF_offset)] = (beta_ptrs*amp*mod_ptrs[(ptrs_idx<<1) + 1])>> 15;
txdataF_precoding[ap][((l*frame_parms->ofdm_symbol_size + k)<<1) ] = (beta_ptrs*amp*mod_ptrs[ptrs_idx<<1]) >> 15;
txdataF_precoding[ap][((l*frame_parms->ofdm_symbol_size + k)<<1) + 1] = (beta_ptrs*amp*mod_ptrs[(ptrs_idx<<1) + 1])>> 15;
#ifdef DEBUG_DLSCH_MAPPING
printf("ptrs_idx %d\t l %d \t k %d \t k_prime %d \t n %d \t txdataF: %d %d, mod_ptrs: %d %d\n",
ptrs_idx, l, k, k_prime, n, ((int16_t*)txdataF[ap])[((l*frame_parms->ofdm_symbol_size + k)<<1) + (2*txdataF_offset)],
@@ -399,19 +399,19 @@ void nr_generate_pdsch(processingData_L1tx_t *msgTx,
}
/* Map DATA Symbol */
else if( ptrs_symbol || allowed_xlsch_re_in_dmrs_symbol(k,start_sc,frame_parms->ofdm_symbol_size,rel15->numDmrsCdmGrpsNoData,dmrs_Type)) {
txdataF_precoding[ap][((l*frame_parms->ofdm_symbol_size + k)<<1) + (2*txdataF_offset)] = (amp * tx_layers[ap][m<<1]) >> 15;
txdataF_precoding[ap][((l*frame_parms->ofdm_symbol_size + k)<<1) + 1 + (2*txdataF_offset)] = (amp * tx_layers[ap][(m<<1) + 1]) >> 15;
txdataF_precoding[ap][((l*frame_parms->ofdm_symbol_size + k)<<1) ] = (amp * tx_layers[ap][m<<1]) >> 15;
txdataF_precoding[ap][((l*frame_parms->ofdm_symbol_size + k)<<1) + 1] = (amp * tx_layers[ap][(m<<1) + 1]) >> 15;
#ifdef DEBUG_DLSCH_MAPPING
printf("m %d\t l %d \t k %d \t txdataF: %d %d\n",
m, l, k, txdataF_precoding[ap][((l*frame_parms->ofdm_symbol_size + k)<<1) + (2*txdataF_offset)],
txdataF_precoding[ap][((l*frame_parms->ofdm_symbol_size + k)<<1) + 1 + (2*txdataF_offset)]);
m, l, k, txdataF_precoding[ap][((l*frame_parms->ofdm_symbol_size + k)<<1)],
txdataF_precoding[ap][((l*frame_parms->ofdm_symbol_size + k)<<1) + 1]);
#endif
m++;
}
/* mute RE */
else {
txdataF_precoding[ap][((l*frame_parms->ofdm_symbol_size + k)<<1) + (2*txdataF_offset)] = 0;
txdataF_precoding[ap][((l*frame_parms->ofdm_symbol_size + k)<<1) + 1 + (2*txdataF_offset)] = 0;
txdataF_precoding[ap][((l*frame_parms->ofdm_symbol_size + k)<<1) ] = 0;
txdataF_precoding[ap][((l*frame_parms->ofdm_symbol_size + k)<<1) + 1] = 0;
}
if (++k >= frame_parms->ofdm_symbol_size)
k -= frame_parms->ofdm_symbol_size;
@@ -427,7 +427,7 @@ void nr_generate_pdsch(processingData_L1tx_t *msgTx,
}
// fix the alignment issues later, use 64-bit SIMD below instead of 128.
if (0/*(frame_parms->N_RB_DL&1)==0*/) {
__m128i *txF=(__m128i*)&txdataF_precoding[ap][((l*frame_parms->ofdm_symbol_size+start_sc+txdataF_offset)<<1)];
__m128i *txF=(__m128i*)&txdataF_precoding[ap][((l*frame_parms->ofdm_symbol_size+start_sc)<<1)];
__m128i *txl = (__m128i*)&tx_layers[ap][m<<1];
__m128i amp128=_mm_set1_epi16(amp);
@@ -436,7 +436,7 @@ void nr_generate_pdsch(processingData_L1tx_t *msgTx,
} //RE loop, first part
m+=upper_limit;
if (remaining_re > 0) {
txF = (__m128i*)&txdataF_precoding[ap][((l*frame_parms->ofdm_symbol_size+txdataF_offset)<<1)];
txF = (__m128i*)&txdataF_precoding[ap][((l*frame_parms->ofdm_symbol_size)<<1)];
txl = (__m128i*)&tx_layers[ap][m<<1];
for (int i=0; i<(remaining_re>>2); i++) {
txF[i] = _mm_mulhrs_epi16(amp128,txl[i]);
@@ -444,7 +444,7 @@ void nr_generate_pdsch(processingData_L1tx_t *msgTx,
}
}
else {
__m64 *txF=(__m64*)&txdataF_precoding[ap][((l*frame_parms->ofdm_symbol_size+start_sc+txdataF_offset)<<1)];
__m64 *txF=(__m64*)&txdataF_precoding[ap][((l*frame_parms->ofdm_symbol_size+start_sc)<<1)];
__m64 *txl = (__m64*)&tx_layers[ap][m<<1];
__m64 amp64=_mm_set1_pi16(amp);
@@ -454,31 +454,31 @@ void nr_generate_pdsch(processingData_L1tx_t *msgTx,
#ifdef DEBUG_DLSCH_MAPPING
if ((i&1) > 0)
printf("m %d\t l %d \t k %d \t txdataF: %d %d\n",
m, l, start_sc+(i>>1), txdataF_precoding[ap][((l*frame_parms->ofdm_symbol_size + start_sc+(i>>1))<<1) + (2*txdataF_offset)],
txdataF_precoding[ap][((l*frame_parms->ofdm_symbol_size + start_sc+(i>>1))<<1) + 1 + (2*txdataF_offset)]);
m, l, start_sc+(i>>1), txdataF_precoding[ap][((l*frame_parms->ofdm_symbol_size + start_sc+(i>>1))<<1)],
txdataF_precoding[ap][((l*frame_parms->ofdm_symbol_size + start_sc+(i>>1))<<1) + 1]);
#endif
/* handle this, mute RE */
/*else {
txdataF_precoding[ap][((l*frame_parms->ofdm_symbol_size + k)<<1) + (2*txdataF_offset)] = 0;
txdataF_precoding[ap][((l*frame_parms->ofdm_symbol_size + k)<<1) + 1 + (2*txdataF_offset)] = 0;
txdataF_precoding[ap][((l*frame_parms->ofdm_symbol_size + k)<<1) ] = 0;
txdataF_precoding[ap][((l*frame_parms->ofdm_symbol_size + k)<<1) + 1] = 0;
}*/
} //RE loop, first part
m+=upper_limit;
if (remaining_re > 0) {
txF = (__m64*)&txdataF_precoding[ap][((l*frame_parms->ofdm_symbol_size+txdataF_offset)<<1)];
txF = (__m64*)&txdataF_precoding[ap][((l*frame_parms->ofdm_symbol_size)<<1)];
txl = (__m64*)&tx_layers[ap][m<<1];
for (int i=0; i<(remaining_re>>1); i++) {
txF[i] = _mm_mulhrs_pi16(amp64,txl[i]);
#ifdef DEBUG_DLSCH_MAPPING
if ((i&1) > 0)
printf("m %d\t l %d \t k %d \t txdataF: %d %d\n",
m, l, i>>1, txdataF_precoding[ap][((l*frame_parms->ofdm_symbol_size + (i>>1))<<1) + (2*txdataF_offset)],
txdataF_precoding[ap][((l*frame_parms->ofdm_symbol_size + (i>>1))<<1) + 1 + (2*txdataF_offset)]);
m, l, i>>1, txdataF_precoding[ap][((l*frame_parms->ofdm_symbol_size + (i>>1))<<1) ],
txdataF_precoding[ap][((l*frame_parms->ofdm_symbol_size + (i>>1))<<1) + 1]);
#endif
/* handle this, mute RE */
/*else {
txdataF_precoding[ap][((l*frame_parms->ofdm_symbol_size + k)<<1) + (2*txdataF_offset)] = 0;
txdataF_precoding[ap][((l*frame_parms->ofdm_symbol_size + k)<<1) + 1 + (2*txdataF_offset)] = 0;
txdataF_precoding[ap][((l*frame_parms->ofdm_symbol_size + k)<<1) ] = 0;
txdataF_precoding[ap][((l*frame_parms->ofdm_symbol_size + k)<<1) + 1] = 0;
}*/
} //RE loop, second part
} //
@@ -515,7 +515,7 @@ void nr_generate_pdsch(processingData_L1tx_t *msgTx,
if (pmi == 0) {//unitary Precoding
if(ap<rel15->nrOfLayers)
memcpy((void*)&txdataF[ap][l*frame_parms->ofdm_symbol_size + txdataF_offset + k],
(void*)&txdataF_precoding[ap][2*(l*frame_parms->ofdm_symbol_size + txdataF_offset+ k)],
(void*)&txdataF_precoding[ap][2*(l*frame_parms->ofdm_symbol_size + k)],
NR_NB_SC_PER_RB*sizeof(int32_t));
else
memset((void*)&txdataF[ap][l*frame_parms->ofdm_symbol_size + txdataF_offset + k],
@@ -556,7 +556,7 @@ void nr_generate_pdsch(processingData_L1tx_t *msgTx,
}
for (int i=0; i<NR_NB_SC_PER_RB; i++) {
int32_t re_offset = l*frame_parms->ofdm_symbol_size + k;
int32_t precodatatx_F = nr_layer_precoder(txdataF_precoding, W_prec, rel15->nrOfLayers, re_offset+txdataF_offset);
int32_t precodatatx_F = nr_layer_precoder(txdataF_precoding, W_prec, rel15->nrOfLayers, re_offset);
((int16_t*)txdataF[ap])[(re_offset<<1) + (2*txdataF_offset)] = ((int16_t *) &precodatatx_F)[0];
((int16_t*)txdataF[ap])[(re_offset<<1) + 1 + (2*txdataF_offset)] = ((int16_t *) &precodatatx_F)[1];
#ifdef DEBUG_DLSCH_MAPPING
openair1/SCHED_NR/nr_ru_procedures.c
+3 -3
View File
@@ -155,7 +155,7 @@ void nr_feptx_ofdm_2thread(RU_t *ru,int frame_tx,int tti_tx) {
int aa = 0;//physical antenna number
int ret = 0;
int ofdm_mask_full = (1<<(ru->nb_tx*2))-1;
int txdataF_offset = ((tti_tx%2)*fp->samples_per_slot_wCP);
int txdataF_offset = (tti_tx*fp->samples_per_slot_wCP);
if (nr_slot_select(cfg,frame_tx,slot) == NR_UPLINK_SLOT) return;
for (aa=0; aa<ru->nb_tx; aa++) memset(ru->common.txdataF[aa],0,fp->samples_per_slot_wCP*sizeof(int32_t));
@@ -300,7 +300,7 @@ static void *nr_feptx_thread(void *param) {
ofdm_mask_full = (1<<(ru->nb_tx*2))-1;
if(ru->num_gNB != 0){
txdataF_offset = ((slot%2)*fp->samples_per_slot_wCP);
txdataF_offset = (slot*fp->samples_per_slot_wCP);
////////////precoding////////////
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_PHY_PROCEDURES_RU_FEPTX_PREC+feptx->index+1 , 1);
@@ -464,7 +464,7 @@ void nr_feptx_prec(RU_t *ru,int frame_tx,int tti_tx) {
int32_t ***bw;
int i=0;
int slot_tx = tti_tx;
int txdataF_offset = ((tti_tx%2)*fp->samples_per_slot_wCP);
int txdataF_offset = (tti_tx*fp->samples_per_slot_wCP);
start_meas(&ru->precoding_stats);
AssertFatal(ru->nb_log_antennas > 0,"ru->nb_log_antennas is 0!\n");
openair1/SCHED_NR/phy_procedures_nr_gNB.c
+2 -2
View File
@@ -74,7 +74,7 @@ void nr_common_signal_procedures (PHY_VARS_gNB *gNB,int frame,int slot,nfapi_nr_
int **txdataF = gNB->common_vars.txdataF;
uint8_t ssb_index, n_hf;
uint16_t ssb_start_symbol;
int txdataF_offset = (slot%2)*fp->samples_per_slot_wCP;
int txdataF_offset = slot*fp->samples_per_slot_wCP;
uint16_t slots_per_hf = (fp->slots_per_frame)>>1;
if (slot<slots_per_hf)
@@ -133,7 +133,7 @@ void phy_procedures_gNB_TX(processingData_L1tx_t *msgTx,
NR_DL_FRAME_PARMS *fp=&gNB->frame_parms;
nfapi_nr_config_request_scf_t *cfg = &gNB->gNB_config;
int offset = gNB->CC_id;
int txdataF_offset = (slot%2)*fp->samples_per_slot_wCP;
int txdataF_offset = slot*fp->samples_per_slot_wCP;
if ((cfg->cell_config.frame_duplex_type.value == TDD) &&
(nr_slot_select(cfg,frame,slot) == NR_UPLINK_SLOT)) return;
openair1/SIMULATION/NR_PHY/dlsim.c
+1 -1
View File
@@ -1102,7 +1102,7 @@ int main(int argc, char **argv)
else
phy_procedures_gNB_TX(msgDataTx,frame,slot,1);
int txdataF_offset = (slot%2) * frame_parms->samples_per_slot_wCP;
int txdataF_offset = slot * frame_parms->samples_per_slot_wCP;
if (n_trials==1) {
LOG_M("txsigF0.m","txsF0=", &gNB->common_vars.txdataF[0][txdataF_offset+2*frame_parms->ofdm_symbol_size],frame_parms->ofdm_symbol_size,1,1);