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Extend the UE side to support 4 Rx antennas

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This commit is contained in:
Khodr Saaifan
2021-02-01 14:46:51 +01:00
committed by Thomas Schlichter
parent d4bd15f5ad
commit 4b541b444d
5 changed files with 50 additions and 48 deletions
Download Patch File Download Diff File Expand all files Collapse all files
cmake_targets/CMakeLists.txt
+1 -1
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@@ -833,7 +833,7 @@ add_library(F1AP
# Hardware dependant options
###################################
add_list1_option(NB_ANTENNAS_RX "2" "Number of antennas in reception" "1" "2" "4")
add_list1_option(NB_ANTENNAS_RX "4" "Number of antennas in reception" "1" "2" "4")
add_list1_option(NB_ANTENNAS_TX "4" "Number of antennas in transmission" "1" "2" "4")
add_list2_option(RF_BOARD "EXMIMO" "RF head type" "None" "OAI_USRP" "OAI_BLADERF" "OAI_LMSSDR" "OAI_SIMU")
openair1/PHY/INIT/nr_init_ue.c
+36 -38
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@@ -381,30 +381,30 @@ void phy_init_nr_ue__PDSCH(NR_UE_PDSCH *const pdsch,
pdsch->llr128 = (int16_t **)malloc16_clear( sizeof(int16_t *) );
// FIXME! no further allocation for (int16_t*)pdsch->llr128 !!! expect SIGSEGV
// FK, 11-3-2015: this is only as a temporary pointer, no memory is stored there
pdsch->rxdataF_ext = (int32_t **)malloc16_clear( 8*sizeof(int32_t *) );
pdsch->rxdataF_uespec_pilots = (int32_t **)malloc16_clear( 8*sizeof(int32_t *) );
pdsch->rxdataF_comp0 = (int32_t **)malloc16_clear( 8*sizeof(int32_t *) );
pdsch->rxdataF_ext = (int32_t **)malloc16_clear( 4*fp->nb_antennas_rx*sizeof(int32_t *) );
pdsch->rxdataF_uespec_pilots = (int32_t **)malloc16_clear( 4*fp->nb_antennas_rx*sizeof(int32_t *) );
pdsch->rxdataF_comp0 = (int32_t **)malloc16_clear( 4*fp->nb_antennas_rx*sizeof(int32_t *) );
pdsch->rho = (int32_t **)malloc16_clear( fp->nb_antennas_rx*sizeof(int32_t *) );
pdsch->dl_ch_estimates = (int32_t **)malloc16_clear( 8*sizeof(int32_t *) );
pdsch->dl_ch_estimates_ext = (int32_t **)malloc16_clear( 8*sizeof(int32_t *) );
pdsch->dl_bf_ch_estimates = (int32_t **)malloc16_clear( 8*sizeof(int32_t *) );
pdsch->dl_bf_ch_estimates_ext = (int32_t **)malloc16_clear( 8*sizeof(int32_t *) );
pdsch->dl_ch_estimates = (int32_t **)malloc16_clear( 4*fp->nb_antennas_rx*sizeof(int32_t *) );
pdsch->dl_ch_estimates_ext = (int32_t **)malloc16_clear( 4*fp->nb_antennas_rx*sizeof(int32_t *) );
pdsch->dl_bf_ch_estimates = (int32_t **)malloc16_clear( 4*fp->nb_antennas_rx*sizeof(int32_t *) );
pdsch->dl_bf_ch_estimates_ext = (int32_t **)malloc16_clear( 4*fp->nb_antennas_rx*sizeof(int32_t *) );
//pdsch->dl_ch_rho_ext = (int32_t**)malloc16_clear( 8*sizeof(int32_t*) );
//pdsch->dl_ch_rho2_ext = (int32_t**)malloc16_clear( 8*sizeof(int32_t*) );
pdsch->dl_ch_mag0 = (int32_t **)malloc16_clear( 8*sizeof(int32_t *) );
pdsch->dl_ch_magb0 = (int32_t **)malloc16_clear( 8*sizeof(int32_t *) );
pdsch->dl_ch_magr0 = (int32_t **)malloc16_clear( 8*sizeof(int32_t *) );
pdsch->ptrs_phase_per_slot = (int32_t **)malloc16_clear( 8*sizeof(int32_t *) );
pdsch->ptrs_re_per_slot = (int32_t **)malloc16_clear( 8*sizeof(int32_t *) );
pdsch->dl_ch_ptrs_estimates_ext = (int32_t **)malloc16_clear( 8*sizeof(int32_t *) );
pdsch->dl_ch_mag0 = (int32_t **)malloc16_clear( 4*fp->nb_antennas_rx*sizeof(int32_t *) );
pdsch->dl_ch_magb0 = (int32_t **)malloc16_clear( 4*fp->nb_antennas_rx*sizeof(int32_t *) );
pdsch->dl_ch_magr0 = (int32_t **)malloc16_clear( 4*fp->nb_antennas_rx*sizeof(int32_t *) );
pdsch->ptrs_phase_per_slot = (int32_t **)malloc16_clear( 4*fp->nb_antennas_rx*sizeof(int32_t *) );
pdsch->ptrs_re_per_slot = (int32_t **)malloc16_clear( 4*fp->nb_antennas_rx*sizeof(int32_t *) );
pdsch->dl_ch_ptrs_estimates_ext = (int32_t **)malloc16_clear( 4*fp->nb_antennas_rx*sizeof(int32_t *) );
// the allocated memory size is fixed:
AssertFatal( fp->nb_antennas_rx <= 2, "nb_antennas_rx > 2" );
AssertFatal( fp->nb_antennas_rx <= 4, "nb_antennas_rx > 4" );//Extend the max number of UE Rx antennas to 4
for (int i=0; i<fp->nb_antennas_rx; i++) {
pdsch->rho[i] = (int32_t *)malloc16_clear( sizeof(int32_t)*(fp->N_RB_DL*12*7*2) );
for (int j=0; j<4; j++) { //fp->nb_antennas_tx; j++)
const int idx = (j<<1)+i;
for (int j=0; j<4; j++) { //4: DL antenna ports
const int idx = (j*fp->nb_antennas_rx)+i;
const size_t num = 7*2*fp->N_RB_DL*12;
pdsch->rxdataF_ext[idx] = (int32_t *)malloc16_clear( sizeof(int32_t) * num );
pdsch->rxdataF_uespec_pilots[idx] = (int32_t *)malloc16_clear( sizeof(int32_t) * fp->N_RB_DL*12);
@@ -449,15 +449,13 @@ int init_nr_ue_signal(PHY_VARS_NR_UE *ue,
uint16_t N_n_scid[2] = {0,1}; // [HOTFIX] This is a temporary implementation of scramblingID0 and scramblingID1 which are given by DMRS-UplinkConfig
int n_scid;
abstraction_flag = 0;
fp->nb_antennas_tx = 1;
fp->nb_antennas_rx=1;
// dmrs_UplinkConfig_t *dmrs_Uplink_Config = &ue->pusch_config.dmrs_UplinkConfig;
// ptrs_UplinkConfig_t *ptrs_Uplink_Config = &ue->pusch_config.dmrs_UplinkConfig.ptrs_UplinkConfig;
LOG_I(PHY, "Initializing UE vars (abstraction %u) for gNB TXant %u, UE RXant %u\n", abstraction_flag, fp->nb_antennas_tx, fp->nb_antennas_rx);
//LOG_D(PHY,"[MSC_NEW][FRAME 00000][PHY_UE][MOD %02u][]\n", ue->Mod_id+NB_eNB_INST);
phy_init_nr_top(ue);
// many memory allocation sizes are hard coded
AssertFatal( fp->nb_antennas_rx <= 2, "hard coded allocation for ue_common_vars->dl_ch_estimates[eNB_id]" );
AssertFatal( fp->nb_antennas_rx <= 4, "hard coded allocation for ue_common_vars->dl_ch_estimates[eNB_id]" );
AssertFatal( nb_connected_eNB <= NUMBER_OF_CONNECTED_eNB_MAX, "n_connected_eNB is too large" );
// init phy_vars_ue
@@ -654,12 +652,12 @@ int init_nr_ue_signal(PHY_VARS_NR_UE *ue,
}
for (th_id=0; th_id<RX_NB_TH_MAX; th_id++) {
ue->pdsch_vars[th_id][eNB_id]->dl_ch_rho2_ext = (int32_t **)malloc16_clear( 8*sizeof(int32_t *) );
ue->pdsch_vars[th_id][eNB_id]->dl_ch_rho2_ext = (int32_t **)malloc16_clear( 4*fp->nb_antennas_rx*sizeof(int32_t *) );
}
for (i=0; i<fp->nb_antennas_rx; i++)
for (j=0; j<4; j++) {
const int idx = (j<<1)+i;
const int idx = (j*fp->nb_antennas_rx)+i;
const size_t num = 7*2*fp->N_RB_DL*12+4;
for (th_id=0; th_id<RX_NB_TH_MAX; th_id++) {
@@ -671,15 +669,15 @@ int init_nr_ue_signal(PHY_VARS_NR_UE *ue,
for (k=0; k<8; k++) { //harq_pid
for (l=0; l<8; l++) { //round
for (th_id=0; th_id<RX_NB_TH_MAX; th_id++) {
ue->pdsch_vars[th_id][eNB_id]->rxdataF_comp1[k][l] = (int32_t **)malloc16_clear( 8*sizeof(int32_t *) );
ue->pdsch_vars[th_id][eNB_id]->dl_ch_rho_ext[k][l] = (int32_t **)malloc16_clear( 8*sizeof(int32_t *) );
ue->pdsch_vars[th_id][eNB_id]->dl_ch_mag1[k][l] = (int32_t **)malloc16_clear( 8*sizeof(int32_t *) );
ue->pdsch_vars[th_id][eNB_id]->dl_ch_magb1[k][l] = (int32_t **)malloc16_clear( 8*sizeof(int32_t *) );
ue->pdsch_vars[th_id][eNB_id]->rxdataF_comp1[k][l] = (int32_t **)malloc16_clear( 4*fp->nb_antennas_rx*sizeof(int32_t *) );
ue->pdsch_vars[th_id][eNB_id]->dl_ch_rho_ext[k][l] = (int32_t **)malloc16_clear( 4*fp->nb_antennas_rx*sizeof(int32_t *) );
ue->pdsch_vars[th_id][eNB_id]->dl_ch_mag1[k][l] = (int32_t **)malloc16_clear( 4*fp->nb_antennas_rx*sizeof(int32_t *) );
ue->pdsch_vars[th_id][eNB_id]->dl_ch_magb1[k][l] = (int32_t **)malloc16_clear( 4*fp->nb_antennas_rx*sizeof(int32_t *) );
}
for (int i=0; i<fp->nb_antennas_rx; i++)
for (int j=0; j<4; j++) { //frame_parms->nb_antennas_tx; j++)
const int idx = (j<<1)+i;
const int idx = (j*fp->nb_antennas_rx)+i;
for (th_id=0; th_id<RX_NB_TH_MAX; th_id++) {
ue->pdsch_vars[th_id][eNB_id]->dl_ch_rho_ext[k][l][idx] = (int32_t *)malloc16_clear( 7*2*sizeof(int32_t)*(fp->N_RB_DL*12) );
@@ -697,20 +695,20 @@ int init_nr_ue_signal(PHY_VARS_NR_UE *ue,
ue->pdcch_vars[th_id][eNB_id]->llr16 = (int16_t *)malloc16_clear( 2*4*100*12*sizeof(uint16_t) );
ue->pdcch_vars[th_id][eNB_id]->wbar = (int16_t *)malloc16_clear( 2*4*100*12*sizeof(uint16_t) );
ue->pdcch_vars[th_id][eNB_id]->e_rx = (int16_t *)malloc16_clear( 4*2*100*12 );
ue->pdcch_vars[th_id][eNB_id]->rxdataF_comp = (int32_t **)malloc16_clear( 8*sizeof(int32_t *) );
ue->pdcch_vars[th_id][eNB_id]->dl_ch_rho_ext = (int32_t **)malloc16_clear( 8*sizeof(int32_t *) );
ue->pdcch_vars[th_id][eNB_id]->rxdataF_comp = (int32_t **)malloc16_clear( 4*fp->nb_antennas_rx*sizeof(int32_t *) );
ue->pdcch_vars[th_id][eNB_id]->dl_ch_rho_ext = (int32_t **)malloc16_clear( 4*fp->nb_antennas_rx*sizeof(int32_t *) );
ue->pdcch_vars[th_id][eNB_id]->rho = (int32_t **)malloc16( fp->nb_antennas_rx*sizeof(int32_t *) );
ue->pdcch_vars[th_id][eNB_id]->rxdataF_ext = (int32_t **)malloc16_clear( 8*sizeof(int32_t *) );
ue->pdcch_vars[th_id][eNB_id]->dl_ch_estimates_ext = (int32_t **)malloc16_clear( 8*sizeof(int32_t *) );
ue->pdcch_vars[th_id][eNB_id]->rxdataF_ext = (int32_t **)malloc16_clear( 4*fp->nb_antennas_rx*sizeof(int32_t *) );
ue->pdcch_vars[th_id][eNB_id]->dl_ch_estimates_ext = (int32_t **)malloc16_clear( 4*fp->nb_antennas_rx*sizeof(int32_t *) );
// Channel estimates
ue->pdcch_vars[th_id][eNB_id]->dl_ch_estimates = (int32_t **)malloc16_clear(8*sizeof(int32_t *));
ue->pdcch_vars[th_id][eNB_id]->dl_ch_estimates_time = (int32_t **)malloc16_clear(8*sizeof(int32_t *));
ue->pdcch_vars[th_id][eNB_id]->dl_ch_estimates = (int32_t **)malloc16_clear(4*fp->nb_antennas_rx*sizeof(int32_t *));
ue->pdcch_vars[th_id][eNB_id]->dl_ch_estimates_time = (int32_t **)malloc16_clear(4*fp->nb_antennas_rx*sizeof(int32_t *));
for (i=0; i<fp->nb_antennas_rx; i++) {
ue->pdcch_vars[th_id][eNB_id]->rho[i] = (int32_t *)malloc16_clear( sizeof(int32_t)*(100*12*4) );
for (j=0; j<4; j++) {
int idx = (j<<1) + i;
int idx = (j*fp->nb_antennas_rx)+i;
ue->pdcch_vars[th_id][eNB_id]->dl_ch_estimates[idx] = (int32_t *)malloc16_clear( sizeof(int32_t)*fp->symbols_per_slot*(fp->ofdm_symbol_size+LTE_CE_FILTER_LENGTH) );
ue->pdcch_vars[th_id][eNB_id]->dl_ch_estimates_time[idx] = (int32_t *)malloc16_clear( sizeof(int32_t)*fp->ofdm_symbol_size*2 );
// size_t num = 7*2*fp->N_RB_DL*12;
@@ -725,10 +723,10 @@ int init_nr_ue_signal(PHY_VARS_NR_UE *ue,
// PBCH
pbch_vars[eNB_id]->rxdataF_ext = (int32_t **)malloc16( fp->nb_antennas_rx*sizeof(int32_t *) );
pbch_vars[eNB_id]->rxdataF_comp = (int32_t **)malloc16_clear( 8*sizeof(int32_t *) );
pbch_vars[eNB_id]->dl_ch_estimates = (int32_t **)malloc16_clear( 8*sizeof(int32_t *) );
pbch_vars[eNB_id]->dl_ch_estimates_ext = (int32_t **)malloc16_clear( 8*sizeof(int32_t *) );
pbch_vars[eNB_id]->dl_ch_estimates_time = (int32_t **)malloc16_clear( 8*sizeof(int32_t *) );
pbch_vars[eNB_id]->rxdataF_comp = (int32_t **)malloc16_clear( 4*fp->nb_antennas_rx*sizeof(int32_t *) );
pbch_vars[eNB_id]->dl_ch_estimates = (int32_t **)malloc16_clear( 4*fp->nb_antennas_rx*sizeof(int32_t *) );
pbch_vars[eNB_id]->dl_ch_estimates_ext = (int32_t **)malloc16_clear( 4*fp->nb_antennas_rx*sizeof(int32_t *) );
pbch_vars[eNB_id]->dl_ch_estimates_time = (int32_t **)malloc16_clear( 4*fp->nb_antennas_rx*sizeof(int32_t *) );
pbch_vars[eNB_id]->llr = (int16_t *)malloc16_clear( 1920 ); //
prach_vars[eNB_id]->prachF = (int16_t *)malloc16_clear( sizeof(int)*(7*2*sizeof(int)*(fp->ofdm_symbol_size*12)) );
prach_vars[eNB_id]->prach = (int16_t *)malloc16_clear( sizeof(int)*(7*2*sizeof(int)*(fp->ofdm_symbol_size*12)) );
@@ -737,7 +735,7 @@ int init_nr_ue_signal(PHY_VARS_NR_UE *ue,
pbch_vars[eNB_id]->rxdataF_ext[i] = (int32_t *)malloc16_clear( sizeof(int32_t)*20*12*4 );
for (j=0; j<4; j++) {//fp->nb_antennas_tx;j++) {
int idx = (j<<1)+i;
int idx = (j*fp->nb_antennas_rx)+i;
pbch_vars[eNB_id]->rxdataF_comp[idx] = (int32_t *)malloc16_clear( sizeof(int32_t)*20*12*4 );
pbch_vars[eNB_id]->dl_ch_estimates[idx] = (int32_t *)malloc16_clear( sizeof(int32_t)*7*2*sizeof(int)*(fp->ofdm_symbol_size) );
pbch_vars[eNB_id]->dl_ch_estimates_time[idx]= (int32_t *)malloc16_clear( sizeof(int32_t)*7*2*sizeof(int)*(fp->ofdm_symbol_size) );
openair1/PHY/INIT/nr_parms.c
+5
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@@ -334,6 +334,11 @@ int nr_init_frame_parms_ue(NR_DL_FRAME_PARMS *fp,
uint8_t Nid_cell = 0;
int Ncp = NORMAL;
if(fp->nb_antennas_rx == 0)
fp->nb_antennas_rx = 1;
if(fp->nb_antennas_tx == 0)
fp->nb_antennas_tx = 1;
// default values until overwritten by RRCConnectionReconfiguration
fp->nb_antenna_ports_gNB = nb_ant_ports_gNB;
fp->tdd_config = tdd_cfg;
openair1/PHY/NR_UE_ESTIMATION/nr_dl_channel_estimation.c
+5 -5
View File
@@ -77,9 +77,9 @@ int nr_pbch_dmrs_correlation(PHY_VARS_NR_UE *ue,
// generate pilot
nr_pbch_dmrs_rx(dmrss,ue->nr_gold_pbch[n_hf][ssb_index], &pilot[0]);
int re_offset = ssb_offset;
for (aarx=0; aarx<ue->frame_parms.nb_antennas_rx; aarx++) {
int re_offset = ssb_offset;
pil = (int16_t *)&pilot[0];
rxF = (int16_t *)&rxdataF[aarx][(symbol_offset+k+re_offset)];
@@ -277,9 +277,9 @@ int nr_pbch_channel_estimation(PHY_VARS_NR_UE *ue,
// generate pilot
nr_pbch_dmrs_rx(dmrss,ue->nr_gold_pbch[n_hf][ssb_index], &pilot[0]);
int re_offset = ssb_offset;
for (aarx=0; aarx<ue->frame_parms.nb_antennas_rx; aarx++) {
int re_offset = ssb_offset;
pil = (int16_t *)&pilot[0];
rxF = (int16_t *)&rxdataF[aarx][(symbol_offset+k+re_offset)];
dl_ch = (int16_t *)&dl_ch_estimates[aarx][ch_offset];
@@ -456,12 +456,12 @@ int nr_pbch_channel_estimation(PHY_VARS_NR_UE *ue,
// do ifft of channel estimate
for (aarx=0; aarx<ue->frame_parms.nb_antennas_rx; aarx++)
for (p=0; p<ue->frame_parms.nb_antenna_ports_gNB; p++) {
if (ue->pbch_vars[eNB_offset]->dl_ch_estimates[(p<<1)+aarx])
if (ue->pbch_vars[eNB_offset]->dl_ch_estimates[(p*ue->frame_parms.nb_antennas_rx)+aarx])
{
LOG_D(PHY,"Channel Impulse Computation Slot %d ThreadId %d Symbol %d ch_offset %d\n", Ns, proc->thread_id, symbol, ch_offset);
idft(idftsizeidx,
(int16_t*) &ue->pbch_vars[eNB_offset]->dl_ch_estimates[(p<<1)+aarx][ch_offset],
(int16_t*) ue->pbch_vars[eNB_offset]->dl_ch_estimates_time[(p<<1)+aarx],1);
(int16_t*) &ue->pbch_vars[eNB_offset]->dl_ch_estimates[(p*ue->frame_parms.nb_antennas_rx)+aarx][ch_offset],
(int16_t*) ue->pbch_vars[eNB_offset]->dl_ch_estimates_time[(p*ue->frame_parms.nb_antennas_rx)+aarx],1);
}
}
}
openair1/PHY/NR_UE_TRANSPORT/nr_pbch.c
+3 -4
View File
@@ -59,16 +59,15 @@ uint16_t nr_pbch_extract(int **rxdataF,
uint8_t i,j,aarx;
int32_t *dl_ch0,*dl_ch0_ext,*rxF,*rxF_ext;
int nushiftmod4 = frame_parms->nushift;
unsigned int rx_offset = frame_parms->first_carrier_offset + frame_parms->ssb_start_subcarrier; //and
// if (rx_offset>= frame_parms->ofdm_symbol_size) rx_offset-=frame_parms->ofdm_symbol_size;
rx_offset=(rx_offset)%(frame_parms->ofdm_symbol_size);
AssertFatal(symbol>=1 && symbol<5,
"symbol %d illegal for PBCH extraction\n",
symbol);
for (aarx=0; aarx<frame_parms->nb_antennas_rx; aarx++) {
unsigned int rx_offset = frame_parms->first_carrier_offset + frame_parms->ssb_start_subcarrier;
rx_offset = (rx_offset)%(frame_parms->ofdm_symbol_size);
rxF = &rxdataF[aarx][(symbol+s_offset)*frame_parms->ofdm_symbol_size];
rxF_ext = &rxdataF_ext[aarx][symbol*20*12];
#ifdef DEBUG_PBCH