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Commit 12dc2d90 authored by Hongzhi Wang's avatar Hongzhi Wang
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removing old mimo mode

parent 29b57703
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Showing with 23 additions and 150 deletions
openair1/PHY/NR_UE_TRANSPORT/nr_dlsch_demodulation.c
View file @ 12dc2d90
......@@ -119,7 +119,6 @@ int nr_rx_pdsch(PHY_VARS_NR_UE *ue,
NR_DL_UE_HARQ_t *dlsch0_harq,*dlsch1_harq = 0;
uint8_t beamforming_mode;
uint32_t *rballoc;
int32_t **rxdataF_comp_ptr;
int32_t **dl_ch_mag_ptr;
......@@ -250,25 +249,14 @@ int nr_rx_pdsch(PHY_VARS_NR_UE *ue,
return(-1);
}
if (((frame_parms->Ncp == NORMAL) && (symbol>=7)) ||
((frame_parms->Ncp == EXTENDED) && (symbol>=6)))
rballoc = dlsch0_harq->rb_alloc_odd;
else
rballoc = dlsch0_harq->rb_alloc_even;
if (dlsch0_harq->mimo_mode>DUALSTREAM_PUSCH_PRECODING) {
if (dlsch0_harq->mimo_mode>NR_DUALSTREAM) {
LOG_E(PHY,"This transmission mode is not yet supported!\n");
return(-1);
}
if ((dlsch0_harq->mimo_mode==LARGE_CDD) || ((dlsch0_harq->mimo_mode>=DUALSTREAM_UNIFORM_PRECODING1) && (dlsch0_harq->mimo_mode<=DUALSTREAM_PUSCH_PRECODING))) {
if (dlsch0_harq->mimo_mode==NR_DUALSTREAM) {
DevAssert(dlsch1_harq);
if (eNB_id!=eNB_id_i) {
LOG_E(PHY,"TM3/TM4 requires to set eNB_id==eNB_id_i!\n");
return(-1);
}
}
#if UE_TIMING_TRACE
......@@ -361,46 +349,7 @@ int nr_rx_pdsch(PHY_VARS_NR_UE *ue,
ue->high_speed_flag,
frame_parms);
/*
if (rx_type==rx_IC_single_stream) {
if (eNB_id_i<ue->n_connected_eNB)
nb_rb = dlsch_extract_rbs_single(common_vars->common_vars_rx_data_per_thread[ue->current_thread_id[nr_tti_rx]].rxdataF,
common_vars->common_vars_rx_data_per_thread[ue->current_thread_id[nr_tti_rx]].dl_ch_estimates[eNB_id_i],
pdsch_vars[eNB_id_i]->rxdataF_ext,
pdsch_vars[eNB_id_i]->dl_ch_estimates_ext,
dlsch0_harq->pmi_alloc,
pdsch_vars[eNB_id_i]->pmi_ext,
rballoc,
symbol,
nr_tti_rx,
ue->high_speed_flag,
frame_parms);
else
nb_rb = dlsch_extract_rbs_single(common_vars->common_vars_rx_data_per_thread[ue->current_thread_id[nr_tti_rx]].rxdataF,
common_vars->common_vars_rx_data_per_thread[ue->current_thread_id[nr_tti_rx]].dl_ch_estimates[eNB_id],
pdsch_vars[eNB_id_i]->rxdataF_ext,
pdsch_vars[eNB_id_i]->dl_ch_estimates_ext,
dlsch0_harq->pmi_alloc,
pdsch_vars[eNB_id_i]->pmi_ext,
rballoc,
symbol,
nr_tti_rx,
ue->high_speed_flag,
frame_parms);
}*/
} /*else if (beamforming_mode==7) { //else if beamforming_mode == 7
nb_rb = dlsch_extract_rbs_TM7(common_vars->common_vars_rx_data_per_thread[ue->current_thread_id[nr_tti_rx]].rxdataF,
pdsch_vars[eNB_id]->dl_bf_ch_estimates,
pdsch_vars[eNB_id]->rxdataF_ext,
pdsch_vars[eNB_id]->dl_bf_ch_estimates_ext,
rballoc,
symbol,
nr_tti_rx,
ue->high_speed_flag,
frame_parms);
} else if(beamforming_mode>7) {
} /*else if(beamforming_mode>7) {
LOG_W(PHY,"dlsch_demodulation: beamforming mode not supported yet.\n");
}*/
......@@ -436,20 +385,6 @@ int nr_rx_pdsch(PHY_VARS_NR_UE *ue,
pilots,
nb_rb);
if ((dlsch0_harq->mimo_mode<DUALSTREAM_UNIFORM_PRECODING1) &&
(rx_type==rx_IC_single_stream) &&
(eNB_id_i==ue->n_connected_eNB) &&
(dlsch0_harq->dl_power_off==0)
) // TM5 two-user
{
nr_dlsch_scale_channel(pdsch_vars[eNB_id_i]->dl_ch_estimates_ext,
frame_parms,
dlsch,
symbol,
pilots,
nb_rb);
}
#if UE_TIMING_TRACE
stop_meas(&ue->generic_stat_bis[ue->current_thread_id[nr_tti_rx]][slot]);
#if DISABLE_LOG_X
......@@ -464,7 +399,7 @@ int nr_rx_pdsch(PHY_VARS_NR_UE *ue,
#endif
if (first_symbol_flag==1) {
if (beamforming_mode==0){
if (dlsch0_harq->mimo_mode<LARGE_CDD) {
if (dlsch0_harq->mimo_mode<NR_DUALSTREAM) {
nr_dlsch_channel_level(pdsch_vars[eNB_id]->dl_ch_estimates_ext,
frame_parms,
avg,
......@@ -478,9 +413,7 @@ int nr_rx_pdsch(PHY_VARS_NR_UE *ue,
pdsch_vars[eNB_id]->log2_maxh = (log2_approx(avgs)/2)+1;
}
else if ((dlsch0_harq->mimo_mode == LARGE_CDD) ||
((dlsch0_harq->mimo_mode >=DUALSTREAM_UNIFORM_PRECODING1) &&
(dlsch0_harq->mimo_mode <=DUALSTREAM_PUSCH_PRECODING)))
else if (dlsch0_harq->mimo_mode == NR_DUALSTREAM)
{
nr_dlsch_channel_level_median(pdsch_vars[eNB_id]->dl_ch_estimates_ext,
median,
......@@ -499,54 +432,16 @@ int nr_rx_pdsch(PHY_VARS_NR_UE *ue,
pdsch_vars[eNB_id]->log2_maxh = (log2_approx(avgs)/2) + 1; // this might need to be tuned
}/*
else if (dlsch0_harq->mimo_mode<DUALSTREAM_UNIFORM_PRECODING1) {// single-layer precoding (TM5, TM6)
if ((rx_type==rx_IC_single_stream) && (eNB_id_i==ue->n_connected_eNB) && (dlsch0_harq->dl_power_off==0)) {
dlsch_channel_level_TM56(pdsch_vars[eNB_id]->dl_ch_estimates_ext,
frame_parms,
pdsch_vars[eNB_id]->pmi_ext,
avg,
symbol,
nb_rb);
avg[0] = log2_approx(avg[0]) - 13 + offset_mumimo_llr_drange[dlsch0_harq->mcs][(i_mod>>1)-1];
pdsch_vars[eNB_id]->log2_maxh = cmax(avg[0],0);
}
else if (dlsch0_harq->dl_power_off==1) { //TM6
nr_dlsch_channel_level(pdsch_vars[eNB_id]->dl_ch_estimates_ext,
frame_parms,
avg,
symbol,
nb_rb);
avgs = 0;
for (aatx=0;aatx<frame_parms->nb_antenna_ports_eNB;aatx++)
for (aarx=0;aarx<frame_parms->nb_antennas_rx;aarx++)
avgs = cmax(avgs,avg[(aatx<<1)+aarx]);
pdsch_vars[eNB_id]->log2_maxh = (log2_approx(avgs)/2) + 1;
pdsch_vars[eNB_id]->log2_maxh++;
}
}
}
else if (beamforming_mode==7)
dlsch_channel_level_TM7(pdsch_vars[eNB_id]->dl_bf_ch_estimates_ext,
frame_parms,
avg,
symbol,
nb_rb);*/
}
}
//#ifdef UE_DEBUG_TRACE
#ifdef UE_DEBUG_TRACE
LOG_I(PHY,"[DLSCH] AbsSubframe %d.%d log2_maxh = %d [log2_maxh0 %d log2_maxh1 %d] (%d,%d)\n",
frame%1024,nr_tti_rx, pdsch_vars[eNB_id]->log2_maxh,
pdsch_vars[eNB_id]->log2_maxh0,
pdsch_vars[eNB_id]->log2_maxh1,
avg[0],avgs);
//LOG_D(PHY,"[DLSCH] mimo_mode = %d\n", dlsch0_harq->mimo_mode);
//#endif
#endif
//wait until pdcch is decoded
//proc->channel_level = 1;
......@@ -583,7 +478,7 @@ int nr_rx_pdsch(PHY_VARS_NR_UE *ue,
start_meas(&ue->generic_stat_bis[ue->current_thread_id[nr_tti_rx]][slot]);
#endif
// Now channel compensation
if (dlsch0_harq->mimo_mode<LARGE_CDD) {
if (dlsch0_harq->mimo_mode<NR_DUALSTREAM) {
nr_dlsch_channel_compensation(pdsch_vars[eNB_id]->rxdataF_ext,
pdsch_vars[eNB_id]->dl_ch_estimates_ext,
pdsch_vars[eNB_id]->dl_ch_mag0,
......@@ -634,8 +529,7 @@ int nr_rx_pdsch(PHY_VARS_NR_UE *ue,
}*/
}
else if ((dlsch0_harq->mimo_mode == LARGE_CDD) || ((dlsch0_harq->mimo_mode >=DUALSTREAM_UNIFORM_PRECODING1) &&
(dlsch0_harq->mimo_mode <=DUALSTREAM_PUSCH_PRECODING))){
else if (dlsch0_harq->mimo_mode == NR_DUALSTREAM){
nr_dlsch_channel_compensation_core(pdsch_vars[eNB_id]->rxdataF_ext,
pdsch_vars[eNB_id]->dl_ch_estimates_ext,
pdsch_vars[eNB_id]->dl_ch_mag0,
......@@ -697,9 +591,7 @@ int nr_rx_pdsch(PHY_VARS_NR_UE *ue,
#endif
if (frame_parms->nb_antennas_rx > 1) {
if ((dlsch0_harq->mimo_mode == LARGE_CDD) ||
((dlsch0_harq->mimo_mode >=DUALSTREAM_UNIFORM_PRECODING1) &&
(dlsch0_harq->mimo_mode <=DUALSTREAM_PUSCH_PRECODING))){ // TM3 or TM4
if (dlsch0_harq->mimo_mode == NR_DUALSTREAM){
nr_dlsch_detection_mrc_core(pdsch_vars[eNB_id]->rxdataF_comp0,
NULL,
pdsch_vars[eNB_id]->dl_ch_rho_ext[harq_pid][round],
......@@ -718,33 +610,9 @@ int nr_rx_pdsch(PHY_VARS_NR_UE *ue,
} */
}
}
#if 0
// printf("Combining");
if ((dlsch0_harq->mimo_mode == SISO) ||
((dlsch0_harq->mimo_mode >= UNIFORM_PRECODING11) &&
(dlsch0_harq->mimo_mode <= PUSCH_PRECODING0)) ||
(dlsch0_harq->mimo_mode == TM7)) {
/*
dlsch_siso(frame_parms,
pdsch_vars[eNB_id]->rxdataF_comp,
pdsch_vars[eNB_id_i]->rxdataF_comp,
symbol,
nb_rb);
*/
} else if (dlsch0_harq->mimo_mode == ALAMOUTI) {
dlsch_alamouti(frame_parms,
pdsch_vars[eNB_id]->rxdataF_comp0,
pdsch_vars[eNB_id]->dl_ch_mag0,
pdsch_vars[eNB_id]->dl_ch_magb0,
symbol,
nb_rb);
}
#endif
//printf("start compute LLR\n");
if ((dlsch0_harq->mimo_mode == LARGE_CDD) ||
((dlsch0_harq->mimo_mode >=DUALSTREAM_UNIFORM_PRECODING1) &&
(dlsch0_harq->mimo_mode <=DUALSTREAM_PUSCH_PRECODING))) {
if (dlsch0_harq->mimo_mode == NR_DUALSTREAM) {
rxdataF_comp_ptr = pdsch_vars[eNB_id]->rxdataF_comp1[harq_pid][round];
dl_ch_mag_ptr = pdsch_vars[eNB_id]->dl_ch_mag1[harq_pid][round];
}
......@@ -1974,7 +1842,7 @@ void nr_dlsch_channel_level(int **dl_ch_estimates_ext,
#if defined(__x86_64__)||defined(__i386__)
short rb;
unsigned char aatx,aarx,nre=12;
unsigned char aatx,aarx;
__m128i *dl_ch128, avg128D;
//nb_rb*nre = y * 2^x
......
openair1/PHY/NR_UE_TRANSPORT/nr_dlsch_llr_computation.c
View file @ 12dc2d90
......@@ -822,11 +822,11 @@ void nr_dlsch_64qam_llr(NR_DL_FRAME_PARMS *frame_parms,
pllr_symbol += llr_offset;
#if defined(__x86_64__) || defined(__i386__)
ch_mag = (__m128i*)&dl_ch_mag[0][(symbol*frame_parms->N_RB_DL*12)];
ch_magb = (__m128i*)&dl_ch_magb[0][(symbol*frame_parms->N_RB_DL*12)];
ch_mag = (__m128i*)&dl_ch_mag[0][(symbol*nb_rb*12)];
ch_magb = (__m128i*)&dl_ch_magb[0][(symbol*nb_rb*12)];
#elif defined(__arm__)
ch_mag = (int16x8_t*)&dl_ch_mag[0][(symbol*frame_parms->N_RB_DL*12)];
ch_magb = (int16x8_t*)&dl_ch_magb[0][(symbol*frame_parms->N_RB_DL*12)];
ch_mag = (int16x8_t*)&dl_ch_mag[0][(symbol*nb_rb*12)];
ch_magb = (int16x8_t*)&dl_ch_magb[0][(symbol*nb_rb*12)];
#endif
// printf("nr_dlsch_64qam_llr: symbol %d,nb_rb %d, len %d,pbch_pss_sss_adjust %d\n",symbol,nb_rb,len,pbch_pss_sss_adjust);
......
openair1/PHY/NR_UE_TRANSPORT/nr_transport_ue.h
View file @ 12dc2d90
......@@ -273,7 +273,7 @@ typedef struct {
/// Redundancy-version of the current sub-frame
uint8_t rvidx;
/// MIMO mode for this DLSCH
MIMO_mode_t mimo_mode;
MIMO_nrmode_t mimo_mode;
/// soft bits for each received segment ("w"-sequence)(for definition see 36-212 V8.6 2009-03, p.15)
int16_t w[MAX_NUM_NR_DLSCH_SEGMENTS][3*8448];
/// for abstraction soft bits for each received segment ("w"-sequence)(for definition see 36-212 V8.6 2009-03, p.15)
......
openair1/PHY/defs_common.h
View file @ 12dc2d90
......@@ -704,6 +704,11 @@ typedef enum {
TM9_10=14
} MIMO_mode_t;
typedef enum {
NR_SISO=0,
NR_DUALSTREAM=1
} MIMO_nrmode_t;
typedef enum {
/// MRT
......
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