Skip to content

O
OpenXG-RAN
Commit a05f7e14 authored by Raphael Defosseux's avatar Raphael Defosseux
Browse files
Options

Merge remote-tracking branch 'origin/nr_ue_txdata_cleanup' into develop_integration_2020_w36

parents ec1a7cad 070ee365
Hide whitespace changes
Inline Side-by-side
Showing with 88 additions and 466 deletions
executables/nr-ue.c
View file @ a05f7e14
......@@ -471,21 +471,22 @@ void UE_processing(void *arg) {
UE_nr_rxtx_proc_t *proc = &rxtxD->proc;
PHY_VARS_NR_UE *UE = rxtxD->UE;
uint8_t gNB_id = 0;
// params for UL time alignment procedure
NR_UL_TIME_ALIGNMENT_t *ul_time_alignment = &UE->ul_time_alignment[gNB_id];
uint8_t numerology = UE->frame_parms.numerology_index;
uint16_t bwp_ul_NB_RB = UE->frame_parms.N_RB_UL;
int slot_tx = proc->nr_tti_tx;
int frame_tx = proc->frame_tx;
processSlotRX(UE, proc);
processSlotTX(UE, proc);
/* UL time alignment
// If the current tx frame and slot match the TA configuration in ul_time_alignment
// then timing advance is processed and set to be applied in the next UL transmission */
if (UE->mac_enabled == 1) {
uint8_t gNB_id = 0;
NR_UL_TIME_ALIGNMENT_t *ul_time_alignment = &UE->ul_time_alignment[gNB_id];
int slot_tx = proc->nr_tti_tx;
int frame_tx = proc->frame_tx;
if (frame_tx == ul_time_alignment->ta_frame && slot_tx == ul_time_alignment->ta_slot) {
uint8_t numerology = UE->frame_parms.numerology_index;
uint16_t bwp_ul_NB_RB = UE->frame_parms.N_RB_UL;
LOG_D(PHY,"Applying timing advance -- frame %d -- slot %d\n", frame_tx, slot_tx);
//if (nfapi_mode!=3){
......@@ -495,9 +496,6 @@ void UE_processing(void *arg) {
//}
}
}
processSlotRX(UE, proc);
processSlotTX(UE, proc);
}
void dummyWrite(PHY_VARS_NR_UE *UE,openair0_timestamp timestamp, int writeBlockSize) {
......@@ -622,6 +620,7 @@ void *UE_thread(void *arg) {
notifiedFIFO_t freeBlocks;
initNotifiedFIFO_nothreadSafe(&freeBlocks);
NR_UE_MAC_INST_t *mac = get_mac_inst(0);
int timing_advance = UE->timing_advance;
for (int i=0; i<RX_NB_TH+1; i++) // RX_NB_TH working + 1 we are making to be pushed
pushNotifiedFIFO_nothreadSafe(&freeBlocks,
......@@ -726,21 +725,26 @@ void *UE_thread(void *arg) {
for (int i=0; i<UE->frame_parms.nb_antennas_tx; i++)
txp[i] = (void *)&UE->common_vars.txdata[i][UE->frame_parms.get_samples_slot_timestamp(
((curMsg->proc.nr_tti_rx + DURATION_RX_TO_TX -2)%nb_slot_frame),&UE->frame_parms,0)];
((slot_nr + DURATION_RX_TO_TX - RX_NB_TH)%nb_slot_frame),&UE->frame_parms,0)];
int readBlockSize, writeBlockSize;
if (slot_nr<(nb_slot_frame - 1)) {
readBlockSize=get_readBlockSize(slot_nr, &UE->frame_parms);
writeBlockSize=UE->frame_parms.get_samples_per_slot(curMsg->proc.nr_tti_tx,&UE->frame_parms);
writeBlockSize=UE->frame_parms.get_samples_per_slot((slot_nr + DURATION_RX_TO_TX - RX_NB_TH) % nb_slot_frame, &UE->frame_parms);
} else {
UE->rx_offset_diff = computeSamplesShift(UE);
readBlockSize=get_readBlockSize(slot_nr, &UE->frame_parms) -
UE->rx_offset_diff;
writeBlockSize=UE->frame_parms.get_samples_per_slot(curMsg->proc.nr_tti_tx,&UE->frame_parms) -
writeBlockSize=UE->frame_parms.get_samples_per_slot((slot_nr + DURATION_RX_TO_TX - RX_NB_TH) % nb_slot_frame, &UE->frame_parms)-
UE->rx_offset_diff;
}
if (UE->timing_advance != timing_advance) {
writeBlockSize -= UE->timing_advance - timing_advance;
timing_advance = UE->timing_advance;
}
AssertFatal(readBlockSize ==
UE->rfdevice.trx_read_func(&UE->rfdevice,
&timestamp,
......@@ -748,29 +752,19 @@ void *UE_thread(void *arg) {
readBlockSize,
UE->frame_parms.nb_antennas_rx),"");
AssertFatal( writeBlockSize ==
UE->rfdevice.trx_write_func(&UE->rfdevice,
timestamp+
UE->frame_parms.get_samples_slot_timestamp(slot_nr,
&UE->frame_parms,DURATION_RX_TO_TX -2) - firstSymSamp -
openair0_cfg[0].tx_sample_advance,
txp,
writeBlockSize,
UE->frame_parms.nb_antennas_tx,
1),"");
if( slot_nr==(nb_slot_frame-1)) {
// read in first symbol of next frame and adjust for timing drift
int first_symbols=UE->frame_parms.ofdm_symbol_size+UE->frame_parms.nb_prefix_samples0; // first symbol of every frames
if ( first_symbols > 0 )
if ( first_symbols > 0 ) {
openair0_timestamp ignore_timestamp;
AssertFatal(first_symbols ==
UE->rfdevice.trx_read_func(&UE->rfdevice,
&timestamp,
&ignore_timestamp,
(void **)UE->common_vars.rxdata,
first_symbols,
UE->frame_parms.nb_antennas_rx),"");
else
} else
LOG_E(PHY,"can't compensate: diff =%d\n", first_symbols);
}
......@@ -781,18 +775,15 @@ void *UE_thread(void *arg) {
notifiedFIFO_elt_t *res;
while (nbSlotProcessing >= RX_NB_TH) {
if ( (res=tryPullTpool(&nf, Tpool)) != NULL ) {
nbSlotProcessing--;
processingData_t *tmp=(processingData_t *)res->msgData;
if (tmp->proc.decoded_frame_rx != -1)
decoded_frame_rx=(((mac->mib->systemFrameNumber.buf[0] >> mac->mib->systemFrameNumber.bits_unused)<<4) | tmp->proc.decoded_frame_rx);
//decoded_frame_rx=tmp->proc.decoded_frame_rx;
res=pullTpool(&nf, Tpool);
nbSlotProcessing--;
processingData_t *tmp=(processingData_t *)res->msgData;
pushNotifiedFIFO_nothreadSafe(&freeBlocks,res);
}
if (tmp->proc.decoded_frame_rx != -1)
decoded_frame_rx=(((mac->mib->systemFrameNumber.buf[0] >> mac->mib->systemFrameNumber.bits_unused)<<4) | tmp->proc.decoded_frame_rx);
//decoded_frame_rx=tmp->proc.decoded_frame_rx;
usleep(200);
pushNotifiedFIFO_nothreadSafe(&freeBlocks,res);
}
if ( (decoded_frame_rx != curMsg->proc.frame_rx) &&
......@@ -801,6 +792,20 @@ void *UE_thread(void *arg) {
LOG_E(PHY,"Decoded frame index (%d) is not compatible with current context (%d), UE should go back to synch mode\n",
decoded_frame_rx, curMsg->proc.frame_rx );
AssertFatal( writeBlockSize ==
UE->rfdevice.trx_write_func(&UE->rfdevice,
timestamp+
UE->frame_parms.get_samples_slot_timestamp(slot_nr,
&UE->frame_parms,DURATION_RX_TO_TX - RX_NB_TH) - firstSymSamp -
openair0_cfg[0].tx_sample_advance - UE->N_TA_offset - UE->timing_advance,
txp,
writeBlockSize,
UE->frame_parms.nb_antennas_tx,
1),"");
for (int i=0; i<UE->frame_parms.nb_antennas_tx; i++)
memset(txp[i], 0, writeBlockSize);
nbSlotProcessing++;
msgToPush->key=slot_nr;
pushTpool(Tpool, msgToPush);
......
executables/nr-uesoftmodem.c
View file @ a05f7e14
......@@ -768,13 +768,7 @@ int main( int argc, char **argv ) {
for(int CC_id=0; CC_id<MAX_NUM_CCs; CC_id++) {
PHY_vars_UE_g[0][CC_id]->rf_map.card=0;
PHY_vars_UE_g[0][CC_id]->rf_map.chain=CC_id+chain_offset;
#if defined(OAI_USRP) || defined(OAI_ADRV9371_ZC706)
PHY_vars_UE_g[0][CC_id]->hw_timing_advance = timing_advance;
PHY_vars_UE_g[0][CC_id]->timing_advance = timing_advance;
#else
PHY_vars_UE_g[0][CC_id]->hw_timing_advance = 160;
#endif
}
init_NR_UE_threads(1);
......
openair1/PHY/INIT/nr_init_ue.c
View file @ a05f7e14
......@@ -643,10 +643,6 @@ int init_nr_ue_signal(PHY_VARS_NR_UE *ue,
// create shortcuts
NR_DL_FRAME_PARMS *const fp = &ue->frame_parms;
NR_UE_COMMON *const common_vars = &ue->common_vars;
NR_UE_PDSCH **const pdsch_vars_SI = ue->pdsch_vars_SI;
NR_UE_PDSCH **const pdsch_vars_ra = ue->pdsch_vars_ra;
NR_UE_PDSCH **const pdsch_vars_p = ue->pdsch_vars_p;
NR_UE_PDSCH **const pdsch_vars_mch = ue->pdsch_vars_MCH;
NR_UE_PBCH **const pbch_vars = ue->pbch_vars;
NR_UE_PRACH **const prach_vars = ue->prach_vars;
int i,j,k,l,slot,symb,q;
......@@ -799,10 +795,6 @@ int init_nr_ue_signal(PHY_VARS_NR_UE *ue,
ue->pdcch_vars[th_id][eNB_id] = (NR_UE_PDCCH *)malloc16_clear(sizeof(NR_UE_PDCCH));
}
pdsch_vars_SI[eNB_id] = (NR_UE_PDSCH *)malloc16_clear(sizeof(NR_UE_PDSCH));
pdsch_vars_ra[eNB_id] = (NR_UE_PDSCH *)malloc16_clear(sizeof(NR_UE_PDSCH));
pdsch_vars_p[eNB_id] = (NR_UE_PDSCH *)malloc16_clear(sizeof(NR_UE_PDSCH));
pdsch_vars_mch[eNB_id] = (NR_UE_PDSCH *)malloc16_clear(sizeof(NR_UE_PDSCH));
prach_vars[eNB_id] = (NR_UE_PRACH *)malloc16_clear(sizeof(NR_UE_PRACH));
pbch_vars[eNB_id] = (NR_UE_PBCH *)malloc16_clear(sizeof(NR_UE_PBCH));
......@@ -864,11 +856,6 @@ int init_nr_ue_signal(PHY_VARS_NR_UE *ue,
}
}
phy_init_nr_ue__PDSCH( pdsch_vars_SI[eNB_id], fp );
phy_init_nr_ue__PDSCH( pdsch_vars_ra[eNB_id], fp );
phy_init_nr_ue__PDSCH( pdsch_vars_p[eNB_id], fp );
phy_init_nr_ue__PDSCH( pdsch_vars_mch[eNB_id], fp );
// 100 PRBs * 12 REs/PRB * 4 PDCCH SYMBOLS * 2 LLRs/RE
for (th_id=0; th_id<RX_NB_TH_MAX; th_id++) {
ue->pdcch_vars[th_id][eNB_id]->llr = (int16_t *)malloc16_clear( 2*4*100*12*sizeof(uint16_t) );
......@@ -932,10 +919,6 @@ int init_nr_ue_signal(PHY_VARS_NR_UE *ue,
ue->pdsch_vars[th_id][eNB_id] = (NR_UE_PDSCH *)malloc16_clear( sizeof(NR_UE_PDSCH) );
}
pdsch_vars_SI[eNB_id] = (NR_UE_PDSCH *)malloc16_clear( sizeof(NR_UE_PDSCH) );
pdsch_vars_ra[eNB_id] = (NR_UE_PDSCH *)malloc16_clear( sizeof(NR_UE_PDSCH) );
pdsch_vars_p[eNB_id] = (NR_UE_PDSCH *)malloc16_clear( sizeof(NR_UE_PDSCH) );
if (abstraction_flag == 0) {
for (th_id=0; th_id<RX_NB_TH_MAX; th_id++) {
//phy_init_lte_ue__PDSCH( ue->pdsch_vars[th_id][eNB_id], fp );
......
openair1/PHY/NR_UE_TRANSPORT/nr_dlsch_demodulation.c
View file @ a05f7e14
......@@ -159,20 +159,17 @@ int nr_rx_pdsch(PHY_VARS_NR_UE *ue,
switch (type) {
case SI_PDSCH:
pdsch_vars = ue->pdsch_vars_SI;
pdsch_vars = ue->pdsch_vars[ue->current_thread_id[nr_tti_rx]];
dlsch = &ue->dlsch_SI[eNB_id];
dlsch0_harq = dlsch[0]->harq_processes[harq_pid];
break;
case RA_PDSCH:
pdsch_vars = ue->pdsch_vars_ra;
pdsch_vars = ue->pdsch_vars[ue->current_thread_id[nr_tti_rx]];
dlsch = &ue->dlsch_ra[eNB_id];
dlsch0_harq = dlsch[0]->harq_processes[harq_pid];
// WIP TBR Hotfix
memcpy((void*)&pdsch_vars[eNB_id]->dl_ch_estimates[0][ue->frame_parms.ofdm_symbol_size*2], (void*)&ue->pdsch_vars[ue->current_thread_id[nr_tti_rx]][0]->dl_ch_estimates[0][ue->frame_parms.ofdm_symbol_size*2], ue->frame_parms.ofdm_symbol_size*sizeof(int32_t));
break;
case PDSCH:
......@@ -189,7 +186,7 @@ int nr_rx_pdsch(PHY_VARS_NR_UE *ue,
break;
}
if (dlsch1_harq){
if (dlsch0_harq && dlsch1_harq){
//printf("status TB0 = %d, status TB1 = %d \n", dlsch[0]->harq_processes[harq_pid]->status, dlsch[1]->harq_processes[harq_pid]->status);
LOG_D(PHY,"AbsSubframe %d.%d / Sym %d harq_pid %d, harq status %d.%d \n", frame, nr_tti_rx, symbol, harq_pid, dlsch0_harq->status, dlsch1_harq->status);
......
openair1/PHY/NR_UE_TRANSPORT/nr_prach.c
View file @ a05f7e14
......@@ -71,7 +71,7 @@ int32_t generate_nr_prach(PHY_VARS_NR_UE *ue, uint8_t gNB_id, uint8_t slot){
int16_t prach_tmp[98304*2*4] __attribute__((aligned(32)));
int16_t Ncp = 0, amp, *prach, *prach2, *prachF, *Xu;
int32_t Xu_re, Xu_im, samp_count;
int32_t Xu_re, Xu_im;
int prach_start, prach_sequence_length, i, prach_len, dftlen, mu, kbar, K, n_ra_prb, k;
//int restricted_Type;
......@@ -103,22 +103,7 @@ int32_t generate_nr_prach(PHY_VARS_NR_UE *ue, uint8_t gNB_id, uint8_t slot){
nrUE_config->prach_config.num_prach_fd_occasions_list[fd_occasion].prach_root_sequence_index,
ue->X_u);
if (mu == 0)
samp_count = fp->samples_per_subframe;
else
samp_count = (slot%(fp->slots_per_subframe/2)) ? fp->samples_per_slotN0 : fp->samples_per_slot0;
#ifdef OAI_USRP
prach_start = (ue->rx_offset + slot*samp_count - ue->hw_timing_advance - ue->N_TA_offset);
#else //normal case (simulation)
prach_start = slot*samp_count - ue->N_TA_offset;
#endif
if (prach_start<0)
prach_start += (fp->samples_per_subframe*NR_NUMBER_OF_SUBFRAMES_PER_FRAME);
if (prach_start >= (fp->samples_per_subframe*NR_NUMBER_OF_SUBFRAMES_PER_FRAME))
prach_start -= (fp->samples_per_subframe*NR_NUMBER_OF_SUBFRAMES_PER_FRAME);
prach_start = fp->get_samples_slot_timestamp(slot, fp, 0);
// First compute physical root sequence
/************************************************************************
......@@ -796,40 +781,16 @@ int32_t generate_nr_prach(PHY_VARS_NR_UE *ue, uint8_t gNB_id, uint8_t slot){
}
#ifdef NR_PRACH_DEBUG
LOG_I(PHY, "PRACH [UE %d] N_RB_UL %d prach_start %d, prach_len %d, rx_offset %d, hw_timing_advance %d, N_TA_offset %d\n", Mod_id,
LOG_I(PHY, "PRACH [UE %d] N_RB_UL %d prach_start %d, prach_len %d\n", Mod_id,
fp->N_RB_UL,
prach_start,
prach_len,
ue->rx_offset,
ue->hw_timing_advance,
ue->N_TA_offset);
prach_len);
#endif
#if defined(OAI_USRP) || defined(OAI_BLADERF) || defined(OAI_LMSSDR)
int j, overflow = prach_start + prach_len - NR_NUMBER_OF_SUBFRAMES_PER_FRAME*fp->samples_per_subframe;
#ifdef NR_PRACH_DEBUG
LOG_I( PHY, "PRACH [UE %d] overflow = %d\n", Mod_id, overflow);
#endif
// prach_start=414.730, overflow=-39470 prach_len=6600 fp->samples_per_subframe*NR_NUMBER_OF_SUBFRAMES_PER_FRAME 460.800 prach_start+prach_len 421.330 fp->samples_per_subframe 46080
// from prach_start=414.730 to prach_start+prach_len 421.330
for (i = prach_start, j = 0; i < min(fp->samples_per_subframe*NR_NUMBER_OF_SUBFRAMES_PER_FRAME, prach_start + prach_len); i++, j++) {
((int16_t*)ue->common_vars.txdata[0])[2*i] = prach[2*j];
((int16_t*)ue->common_vars.txdata[0])[2*i+1] = prach[2*j+1];
}
for (i = 0; i < overflow; i++,j++) {
((int16_t*)ue->common_vars.txdata[0])[2*i] = prach[2*j];
((int16_t*)ue->common_vars.txdata[0])[2*i+1] = prach[2*j+1];
}
#else // simulators
for (i=0; i<prach_len; i++) {
((int16_t*)(&ue->common_vars.txdata[0][prach_start]))[2*i] = prach[2*i];
((int16_t*)(&ue->common_vars.txdata[0][prach_start]))[2*i+1] = prach[2*i+1];
}
#endif
for (i=0; i<prach_len; i++) {
((int16_t*)(&ue->common_vars.txdata[0][prach_start]))[2*i] = prach[2*i];
((int16_t*)(&ue->common_vars.txdata[0][prach_start]))[2*i+1] = prach[2*i+1];
}
//printf("----------------------\n");
//for(int ii = prach_start; ii<2*(prach_start + prach_len); ii++){
......
openair1/PHY/NR_UE_TRANSPORT/nr_ulsch_ue.c
View file @ a05f7e14
......@@ -432,21 +432,12 @@ uint8_t nr_ue_pusch_common_procedures(PHY_VARS_NR_UE *UE,
int tx_offset, ap;
int32_t **txdata;
int32_t **txdataF;
int timing_advance;
uint8_t Nl = UE->ulsch[thread_id][gNB_id][0]->harq_processes[harq_pid]->pusch_pdu.nrOfLayers; // cw 0
/////////////////////////IFFT///////////////////////
///////////
#if defined(EXMIMO) || defined(OAI_USRP) || defined(OAI_BLADERF) || defined(OAI_LMSSDR) || defined(OAI_ADRV9371_ZC706)
timing_advance = UE->timing_advance;
#else
timing_advance = 0;
#endif
tx_offset = frame_parms->get_samples_slot_timestamp(slot,frame_parms,0) - timing_advance;
if (tx_offset < 0)
tx_offset += frame_parms->samples_per_frame;
tx_offset = frame_parms->get_samples_slot_timestamp(slot, frame_parms, 0);
// clear the transmit data array for the current subframe
/*for (int aa=0; aa<UE->frame_parms.nb_antennas_tx; aa++) {
......@@ -458,6 +449,7 @@ uint8_t nr_ue_pusch_common_procedures(PHY_VARS_NR_UE *UE,
txdata = UE->common_vars.txdata;
txdataF = UE->common_vars.txdataF;
#if 0
int symb_offset = (slot%frame_parms->slots_per_subframe)*frame_parms->symbols_per_slot;
for(ap = 0; ap < Nl; ap++) {
for (int s=0;s<NR_NUMBER_OF_SYMBOLS_PER_SLOT;s++){
......@@ -470,50 +462,21 @@ uint8_t nr_ue_pusch_common_procedures(PHY_VARS_NR_UE *UE,
15);
}
}
#endif
if(UE->N_TA_offset > tx_offset) {
int32_t *tmp_idft_out = (int32_t*)malloc16(frame_parms->get_samples_per_slot(slot, frame_parms) * sizeof(int32_t));
for(ap = 0; ap < Nl; ap++) {
if (frame_parms->Ncp == 1) { // extended cyclic prefix
PHY_ofdm_mod(txdataF[ap],
tmp_idft_out,
frame_parms->ofdm_symbol_size,
12,
frame_parms->nb_prefix_samples,
CYCLIC_PREFIX);
} else { // normal cyclic prefix
nr_normal_prefix_mod(txdataF[ap],
tmp_idft_out,
14,
frame_parms);
}
memcpy((void *) &txdata[ap][frame_parms->samples_per_frame - UE->N_TA_offset + tx_offset],
(void *) tmp_idft_out,
(UE->N_TA_offset - tx_offset) * sizeof(int32_t));
memcpy((void *) &txdata[ap][0],
(void *) &tmp_idft_out[UE->N_TA_offset - tx_offset],
(frame_parms->get_samples_per_slot(slot, frame_parms) - UE->N_TA_offset + tx_offset) * sizeof(int32_t));
}
free(tmp_idft_out);
} else { // UE->N_TA_offset <= tx_offset
for (ap = 0; ap < Nl; ap++) {
if (frame_parms->Ncp == 1) { // extended cyclic prefix
PHY_ofdm_mod(txdataF[ap],
&txdata[ap][tx_offset-UE->N_TA_offset],
frame_parms->ofdm_symbol_size,
12,
frame_parms->nb_prefix_samples,
CYCLIC_PREFIX);
} else { // normal cyclic prefix
nr_normal_prefix_mod(txdataF[ap],
&txdata[ap][tx_offset-UE->N_TA_offset],
14,
frame_parms);
}
for (ap = 0; ap < Nl; ap++) {
if (frame_parms->Ncp == 1) { // extended cyclic prefix
PHY_ofdm_mod(txdataF[ap],
&txdata[ap][tx_offset],
frame_parms->ofdm_symbol_size,
12,
frame_parms->nb_prefix_samples,
CYCLIC_PREFIX);
} else { // normal cyclic prefix
nr_normal_prefix_mod(txdataF[ap],
&txdata[ap][tx_offset],
14,
frame_parms);
}
}
......
openair1/PHY/TOOLS/nr_phy_scope.c
View file @ a05f7e14
......@@ -525,32 +525,25 @@ static void uePcchLLR (OAIgraph_t *graph, PHY_VARS_NR_UE *phy_vars_ue, int eNB_
if (!phy_vars_ue->pdcch_vars[0][eNB_id]->llr)
return;
NR_DL_FRAME_PARMS *frame_parms = &phy_vars_ue->frame_parms;
uint8_t nb_antennas_rx = frame_parms->nb_antennas_rx;
uint8_t nb_antennas_tx = frame_parms->nb_antennas_tx;
scopeSample_t **chest_f = (scopeSample_t **) phy_vars_ue->pbch_vars[eNB_id]->dl_ch_estimates;
int ind = 0;
float chest_f_abs[frame_parms->ofdm_symbol_size];
float freq[frame_parms->ofdm_symbol_size];
int num_re = 4*273*12; // 12*frame_parms->N_RB_DL*num_pdcch_symbols
int Qm = 2;
int coded_bits_per_codeword = num_re*Qm;
localBuff(llr,coded_bits_per_codeword*RX_NB_TH_MAX);
localBuff(bit,coded_bits_per_codeword*RX_NB_TH_MAX);
int base=0;
for (int atx=0; atx<nb_antennas_tx; atx++) {
for (int arx=0; arx<nb_antennas_rx; arx++) {
if (chest_f[(atx<<1)+arx] != NULL) {
for (int k=0; k<frame_parms->ofdm_symbol_size; k++) {
freq[ind] = (float)ind;
chest_f_abs[ind] = (short)10*log10(1.0+SquaredNorm(chest_f[(atx<<1)+arx][6144+k]));
ind++;
}
}
for (int thr=0 ; thr < RX_NB_TH_MAX ; thr ++ ) {
int16_t *pdcch_llr = (int16_t *) phy_vars_ue->pdcch_vars[thr][eNB_id]->llr;
for (int i=0; i<coded_bits_per_codeword; i++) {
llr[base+i] = (float) pdcch_llr[i];
bit[base+i] = (float) base+i;
}
base+=coded_bits_per_codeword;
}
// tx antenna 0
//fl_set_xyplot_xbounds(form->chest_f,0,nb_antennas_rx*nb_antennas_tx*nsymb_ce);
//fl_set_xyplot_xtics(form->chest_f,nb_antennas_rx*nb_antennas_tx*frame_parms->symbols_per_tti,2);
// fl_set_xyplot_xtics(form->chest_f,nb_antennas_rx*nb_antennas_tx*2,2);
//fl_set_xyplot_xgrid(form->chest_f,FL_GRID_MAJOR);
oai_xygraph(graph,freq,chest_f_abs,frame_parms->ofdm_symbol_size,0,10);
oai_xygraph(graph,bit,llr,base,0,10);
}
static void uePcchIQ (OAIgraph_t *graph, PHY_VARS_NR_UE *phy_vars_ue, int eNB_id, int UE_id) {
......
openair1/PHY/defs_UE.h
View file @ a05f7e14
......@@ -452,55 +452,6 @@ typedef struct {
uint32_t llr_length[14];
} LTE_UE_PDSCH;
typedef struct {
/// \brief Received frequency-domain signal after extraction.
/// - first index: ? [0..7] (hard coded) FIXME! accessed via \c nb_antennas_rx
/// - second index: ? [0..]
int32_t **rxdataF_ext;
/// \brief Received frequency-domain signal after extraction and channel compensation.
/// - first index: ? [0..7] (hard coded) FIXME! accessed via \c nb_antennas_rx
/// - second index: ? [0..]
double **rxdataF_comp;
/// \brief Downlink channel estimates extracted in PRBS.
/// - first index: ? [0..7] (hard coded) FIXME! accessed via \c nb_antennas_rx
/// - second index: ? [0..]
int32_t **dl_ch_estimates_ext;
/// \brief Downlink cross-correlation of MIMO channel estimates (unquantized PMI) extracted in PRBS.
/// - first index: ? [0..7] (hard coded) FIXME! accessed via \c nb_antennas_rx
/// - second index: ? [0..]
double **dl_ch_rho_ext;
/// \brief Downlink PMIs extracted in PRBS and grouped in subbands.
/// - first index: ressource block [0..N_RB_DL[
uint8_t *pmi_ext;
/// \brief Magnitude of Downlink Channel (16QAM level/First 64QAM level).
/// - first index: ? [0..7] (hard coded) FIXME! accessed via \c nb_antennas_rx
/// - second index: ? [0..]
double **dl_ch_mag;
/// \brief Magnitude of Downlink Channel (2nd 64QAM level).
/// - first index: ? [0..7] (hard coded) FIXME! accessed via \c nb_antennas_rx
/// - second index: ? [0..]
double **dl_ch_magb;
/// \brief Cross-correlation of two eNB signals.
/// - first index: rx antenna [0..nb_antennas_rx[
/// - second index: ? [0..]
double **rho;
/// never used... always send dl_ch_rho_ext instead...
double **rho_i;
/// \brief Pointers to llr vectors (2 TBs).
/// - first index: ? [0..1] (hard coded)
/// - second index: ? [0..1179743] (hard coded)
int16_t *llr[2];
/// \f$\log_2(\max|H_i|^2)\f$
uint8_t log2_maxh;
/// \brief Pointers to llr vectors (128-bit alignment).
/// - first index: ? [0..0] (hard coded)
/// - second index: ? [0..]
int16_t **llr128;
//uint32_t *rb_alloc;
//uint8_t Qm[2];
//MIMO_mode_t mimo_mode;
} LTE_UE_PDSCH_FLP;
typedef struct {
/// \brief Pointers to extracted PDCCH symbols in frequency-domain.
/// - first index: ? [0..7] (hard coded) FIXME! accessed via \c nb_antennas_rx
......@@ -667,7 +618,6 @@ typedef struct {
uint8_t current_thread_id[10];
LTE_UE_PDSCH *pdsch_vars[RX_NB_TH_MAX][NUMBER_OF_CONNECTED_eNB_MAX+1]; // two RxTx Threads
LTE_UE_PDSCH_FLP *pdsch_vars_flp[NUMBER_OF_CONNECTED_eNB_MAX+1];
LTE_UE_PDSCH *pdsch_vars_SI[NUMBER_OF_CONNECTED_eNB_MAX+1];
LTE_UE_PDSCH *pdsch_vars_ra[NUMBER_OF_CONNECTED_eNB_MAX+1];
LTE_UE_PDSCH *pdsch_vars_p[NUMBER_OF_CONNECTED_eNB_MAX+1];
......
openair1/PHY/defs_nr_UE.h
View file @ a05f7e14
......@@ -416,55 +416,6 @@ typedef struct {
uint32_t llr_length[14];
} NR_UE_PDSCH;
typedef struct {
/// \brief Received frequency-domain signal after extraction.
/// - first index: ? [0..7] (hard coded) FIXME! accessed via \c nb_antennas_rx
/// - second index: ? [0..]
int32_t **rxdataF_ext;
/// \brief Received frequency-domain signal after extraction and channel compensation.
/// - first index: ? [0..7] (hard coded) FIXME! accessed via \c nb_antennas_rx
/// - second index: ? [0..]
double **rxdataF_comp;
/// \brief Downlink channel estimates extracted in PRBS.
/// - first index: ? [0..7] (hard coded) FIXME! accessed via \c nb_antennas_rx
/// - second index: ? [0..]
int32_t **dl_ch_estimates_ext;
/// \brief Downlink cross-correlation of MIMO channel estimates (unquantized PMI) extracted in PRBS.
/// - first index: ? [0..7] (hard coded) FIXME! accessed via \c nb_antennas_rx
/// - second index: ? [0..]
double **dl_ch_rho_ext;
/// \brief Downlink PMIs extracted in PRBS and grouped in subbands.
/// - first index: ressource block [0..N_RB_DL[
uint8_t *pmi_ext;
/// \brief Magnitude of Downlink Channel (16QAM level/First 64QAM level).
/// - first index: ? [0..7] (hard coded) FIXME! accessed via \c nb_antennas_rx
/// - second index: ? [0..]
double **dl_ch_mag;
/// \brief Magnitude of Downlink Channel (2nd 64QAM level).
/// - first index: ? [0..7] (hard coded) FIXME! accessed via \c nb_antennas_rx
/// - second index: ? [0..]
double **dl_ch_magb;
/// \brief Cross-correlation of two eNB signals.
/// - first index: rx antenna [0..nb_antennas_rx[
/// - second index: ? [0..]
double **rho;
/// never used... always send dl_ch_rho_ext instead...
double **rho_i;
/// \brief Pointers to llr vectors (2 TBs).
/// - first index: ? [0..1] (hard coded)
/// - second index: ? [0..1179743] (hard coded)
int16_t *llr[2];
/// \f$\log_2(\max|H_i|^2)\f$
uint8_t log2_maxh;
/// \brief Pointers to llr vectors (128-bit alignment).
/// - first index: ? [0..0] (hard coded)
/// - second index: ? [0..]
int16_t **llr128;
//uint32_t *rb_alloc;
//uint8_t Qm[2];
//MIMO_mode_t mimo_mode;
} NR_UE_PDSCH_FLP;
#define NR_PDCCH_DEFS_NR_UE
#define NR_NBR_CORESET_ACT_BWP 3 // The number of CoreSets per BWP is limited to 3 (including initial CORESET: ControlResourceId 0)
#define NR_NBR_SEARCHSPACE_ACT_BWP 10 // The number of SearchSpaces per BWP is limited to 10 (including initial SEARCHSPACE: SearchSpaceId 0)
......@@ -902,11 +853,6 @@ typedef struct {
t_nrPolar_params *polarList;
NR_UE_PDSCH *pdsch_vars[RX_NB_TH_MAX][NUMBER_OF_CONNECTED_eNB_MAX+1]; // two RxTx Threads
NR_UE_PDSCH_FLP *pdsch_vars_flp[NUMBER_OF_CONNECTED_eNB_MAX+1];
NR_UE_PDSCH *pdsch_vars_SI[NUMBER_OF_CONNECTED_eNB_MAX+1];
NR_UE_PDSCH *pdsch_vars_ra[NUMBER_OF_CONNECTED_eNB_MAX+1];
NR_UE_PDSCH *pdsch_vars_p[NUMBER_OF_CONNECTED_eNB_MAX+1];
NR_UE_PDSCH *pdsch_vars_MCH[NUMBER_OF_CONNECTED_eNB_MAX];
NR_UE_PBCH *pbch_vars[NUMBER_OF_CONNECTED_eNB_MAX];
NR_UE_PDCCH *pdcch_vars[RX_NB_TH_MAX][NUMBER_OF_CONNECTED_eNB_MAX];
NR_UE_PRACH *prach_vars[NUMBER_OF_CONNECTED_eNB_MAX];
......@@ -1022,7 +968,6 @@ typedef struct {
/// Timing Advance updates variables
/// Timing advance update computed from the TA command signalled from gNB
int timing_advance;
int hw_timing_advance;
int N_TA_offset; ///timing offset used in TDD
NR_UL_TIME_ALIGNMENT_t ul_time_alignment[NUMBER_OF_CONNECTED_gNB_MAX];
......
openair1/SCHED_NR_UE/phy_procedures_nr_ue.c
View file @ a05f7e14
......@@ -1101,169 +1101,6 @@ uint16_t nr_get_n1_pucch(PHY_VARS_NR_UE *ue,
return(-1);
}
void ulsch_common_procedures(PHY_VARS_NR_UE *ue, UE_nr_rxtx_proc_t *proc, uint8_t empty_subframe) {
int aa;
NR_DL_FRAME_PARMS *frame_parms=&ue->frame_parms;
int nsymb;
int nr_tti_tx = proc->nr_tti_tx;
int frame_tx = proc->frame_tx;
int ulsch_start;
int overflow=0;
#if defined(EXMIMO) || defined(OAI_USRP) || defined(OAI_BLADERF) || defined(OAI_LMSSDR) || defined(OAI_ADRV9371_ZC706)
int k,l;
int dummy_tx_buffer[frame_parms->samples_per_subframe] __attribute__((aligned(16)));
#endif
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_PHY_PROCEDURES_UE_TX_ULSCH_COMMON,VCD_FUNCTION_IN);
#if UE_TIMING_TRACE
start_meas(&ue->ofdm_mod_stats);
#endif
nsymb = (frame_parms->Ncp == 0) ? 14 : 12;
#if defined(EXMIMO) || defined(OAI_USRP) || defined(OAI_BLADERF) || defined(OAI_LMSSDR) || defined(OAI_ADRV9371_ZC706)//this is the EXPRESS MIMO case
ulsch_start = (ue->rx_offset+nr_tti_tx*frame_parms->samples_per_subframe-
ue->hw_timing_advance-
ue->timing_advance-
ue->N_TA_offset+5);
//LOG_E(PHY,"ul-signal [nr_tti_rx: %d, ulsch_start %d]\n",nr_tti_tx, ulsch_start);
if(ulsch_start < 0)
ulsch_start = ulsch_start + (LTE_NUMBER_OF_SUBFRAMES_PER_FRAME*frame_parms->samples_per_subframe);
if (ulsch_start > (LTE_NUMBER_OF_SUBFRAMES_PER_FRAME*frame_parms->samples_per_subframe))
ulsch_start = ulsch_start % (LTE_NUMBER_OF_SUBFRAMES_PER_FRAME*frame_parms->samples_per_subframe);
//LOG_E(PHY,"ul-signal [nr_tti_rx: %d, ulsch_start %d]\n",nr_tti_tx, ulsch_start);
#else //this is the normal case
ulsch_start = (frame_parms->samples_per_subframe*nr_tti_tx)-ue->N_TA_offset; //-ue->timing_advance;
#endif //else EXMIMO
//#if defined(EXMIMO) || defined(OAI_USRP) || defined(OAI_BLADERF) || defined(OAI_LMSSDR) || defined(OAI_ADRV9371_ZC706)
if (empty_subframe)
{
//#if 1
overflow = ulsch_start - 9*frame_parms->samples_per_subframe;
for (aa=0; aa<frame_parms->nb_antennas_tx; aa++) {
if (overflow > 0)
{
memset(&ue->common_vars.txdata[aa][ulsch_start],0,4*(frame_parms->samples_per_subframe-overflow));
memset(&ue->common_vars.txdata[aa][0],0,4*overflow);
}
else
{
memset(&ue->common_vars.txdata[aa][ulsch_start],0,4*frame_parms->samples_per_subframe);
}
}
/*#else
overflow = ulsch_start - 9*frame_parms->samples_per_subframe;
for (aa=0; aa<frame_parms->nb_antennas_tx; aa++) {
for (k=ulsch_start; k<cmin(frame_parms->samples_per_subframe*LTE_NUMBER_OF_SUBFRAMES_PER_FRAME,ulsch_start+frame_parms->samples_per_subframe); k++) {
((short*)ue->common_vars.txdata[aa])[2*k] = 0;
((short*)ue->common_vars.txdata[aa])[2*k+1] = 0;
}
for (k=0; k<overflow; k++) {
((short*)ue->common_vars.txdata[aa])[2*k] = 0;
((short*)ue->common_vars.txdata[aa])[2*k+1] = 0;
}
}
endif*/
return;
}
if ((frame_tx%100) == 0)
LOG_D(PHY,"[UE %d] Frame %d, nr_tti_rx %d: ulsch_start = %d (rxoff %d, HW TA %d, timing advance %d, TA_offset %d\n",
ue->Mod_id,frame_tx,nr_tti_tx,
ulsch_start,
ue->rx_offset,
ue->hw_timing_advance,
ue->timing_advance,
ue->N_TA_offset);
for (aa=0; aa<frame_parms->nb_antennas_tx; aa++) {
if (frame_parms->Ncp == 1)
PHY_ofdm_mod(&ue->common_vars.txdataF[aa][nr_tti_tx*nsymb*frame_parms->ofdm_symbol_size],
#if defined(EXMIMO) || defined(OAI_USRP) || defined(OAI_BLADERF) || defined(OAI_LMSSDR) || defined(OAI_ADRV9371_ZC706)
dummy_tx_buffer,
#else
&ue->common_vars.txdata[aa][ulsch_start],
#endif
frame_parms->ofdm_symbol_size,
nsymb,
frame_parms->nb_prefix_samples,
CYCLIC_PREFIX);
else
normal_prefix_mod(&ue->common_vars.txdataF[aa][nr_tti_tx*nsymb*frame_parms->ofdm_symbol_size],
#if defined(EXMIMO) || defined(OAI_USRP) || defined(OAI_BLADERF) || defined(OAI_LMSSDR) || defined(OAI_ADRV9371_ZC706)
dummy_tx_buffer,
#else
&ue->common_vars.txdata[aa][ulsch_start],
#endif
nsymb,
&ue->frame_parms);
#if defined(EXMIMO) || defined(OAI_USRP) || defined(OAI_BLADERF) || defined(OAI_LMSSDR) || defined(OAI_ADRV9371_ZC706)
apply_7_5_kHz(ue,dummy_tx_buffer,0);
apply_7_5_kHz(ue,dummy_tx_buffer,1);
#else
apply_7_5_kHz(ue,&ue->common_vars.txdata[aa][ulsch_start],0);
apply_7_5_kHz(ue,&ue->common_vars.txdata[aa][ulsch_start],1);
#endif
#if defined(EXMIMO) || defined(OAI_USRP) || defined(OAI_BLADERF) || defined(OAI_LMSSDR) || defined(OAI_ADRV9371_ZC706)
overflow = ulsch_start - 9*frame_parms->samples_per_subframe;
for (k=ulsch_start,l=0; k<cmin(frame_parms->samples_per_subframe*LTE_NUMBER_OF_SUBFRAMES_PER_FRAME,ulsch_start+frame_parms->samples_per_subframe); k++,l++) {
((short*)ue->common_vars.txdata[aa])[2*k] = ((short*)dummy_tx_buffer)[2*l]<<4;
((short*)ue->common_vars.txdata[aa])[2*k+1] = ((short*)dummy_tx_buffer)[2*l+1]<<4;
}
for (k=0; k<overflow; k++,l++) {
((short*)ue->common_vars.txdata[aa])[2*k] = ((short*)dummy_tx_buffer)[2*l]<<4;
((short*)ue->common_vars.txdata[aa])[2*k+1] = ((short*)dummy_tx_buffer)[2*l+1]<<4;
}
#if defined(EXMIMO)
// handle switch before 1st TX nr_tti_rx, guarantee that the slot prior to transmission is switch on
for (k=ulsch_start - (frame_parms->samples_per_subframe>>1) ; k<ulsch_start ; k++) {
if (k<0)
ue->common_vars.txdata[aa][k+frame_parms->samples_per_subframe*LTE_NUMBER_OF_SUBFRAMES_PER_FRAME] &= 0xFFFEFFFE;
else if (k>(frame_parms->samples_per_subframe*LTE_NUMBER_OF_SUBFRAMES_PER_FRAME))
ue->common_vars.txdata[aa][k-frame_parms->samples_per_subframe*LTE_NUMBER_OF_SUBFRAMES_PER_FRAME] &= 0xFFFEFFFE;
else
ue->common_vars.txdata[aa][k] &= 0xFFFEFFFE;
}
#endif
#endif
/*
only for debug
LOG_I(PHY,"ul-signal [nr_tti_rx: %d, ulsch_start %d, TA: %d, rxOffset: %d, timing_advance: %d, hw_timing_advance: %d]\n",nr_tti_tx, ulsch_start, ue->N_TA_offset, ue->rx_offset, ue->timing_advance, ue->hw_timing_advance);
if( (crash == 1) && (nr_tti_tx == 0) )
{
LOG_E(PHY,"***** DUMP TX Signal [ulsch_start %d] *****\n",ulsch_start);
write_output("txBuff.m","txSignal",&ue->common_vars.txdata[aa][ulsch_start],frame_parms->samples_per_subframe,1,1);
}
*/
} //nb_antennas_tx
#if UE_TIMING_TRACE
stop_meas(&ue->ofdm_mod_stats);
#endif
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_PHY_PROCEDURES_UE_TX_ULSCH_COMMON,VCD_FUNCTION_OUT);
}
#endif
UE_MODE_t get_nrUE_mode(uint8_t Mod_id,uint8_t CC_id,uint8_t gNB_id){
......@@ -3094,7 +2931,7 @@ void nr_ue_pdsch_procedures(PHY_VARS_NR_UE *ue, UE_nr_rxtx_proc_t *proc, int eNB
i_mod,
dlsch0->current_harq_pid);
else { // This is to adjust the llr offset in the case of skipping over a dmrs symbol (i.e. in case of no PDSCH REs in DMRS)
if (pdsch == RA_PDSCH) ue->pdsch_vars_ra[eNB_id]->llr_offset[m]=ue->pdsch_vars_ra[eNB_id]->llr_offset[m-1];
if (pdsch == RA_PDSCH) ue->pdsch_vars[ue->current_thread_id[nr_tti_rx]][eNB_id]->llr_offset[m]=ue->pdsch_vars[ue->current_thread_id[nr_tti_rx]][eNB_id]->llr_offset[m-1];
else if (pdsch == PDSCH) nr_rx_pdsch(ue,
pdsch,
eNB_id,
......@@ -3341,14 +3178,8 @@ void nr_ue_dlsch_procedures(PHY_VARS_NR_UE *ue,
if (1) {
switch (pdsch) {
case SI_PDSCH:
pdsch_vars = ue->pdsch_vars_SI[eNB_id];
break;
case RA_PDSCH:
pdsch_vars = ue->pdsch_vars_ra[eNB_id];
break;
case P_PDSCH:
pdsch_vars = ue->pdsch_vars_p[eNB_id];
break;
case PDSCH:
pdsch_vars = ue->pdsch_vars[ue->current_thread_id[nr_tti_rx]][eNB_id];
break;
......
openair1/SIMULATION/NR_PHY/prachsim.c
View file @ a05f7e14
......@@ -604,7 +604,7 @@ int main(int argc, char **argv){
/* tx_lev_dB not used later, no need to set */
//tx_lev_dB = (unsigned int) dB_fixed(tx_lev);
prach_start = subframe*frame_parms->samples_per_subframe-UE->N_TA_offset;
prach_start = subframe*frame_parms->samples_per_subframe;
#ifdef NR_PRACH_DEBUG
LOG_M("txsig0.m", "txs0", &txdata[0][subframe*frame_parms->samples_per_subframe], frame_parms->samples_per_subframe, 1, 1);
......
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment