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remove-NR_UE_PBCH scope to finish

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This commit is contained in:
Laurent THOMAS
2022-02-15 13:13:15 +01:00
parent 141b9d2c0f
commit 67ca2759b2
15 changed files with 288 additions and 265 deletions
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openair1/PHY/INIT/nr_init_ue.c
-19
View File
@@ -416,29 +416,10 @@ int init_nr_ue_signal(PHY_VARS_NR_UE *ue,
}
// PBCH
pbch_vars[gNB_id]->rxdataF_ext = (int32_t **)malloc16( fp->nb_antennas_rx*sizeof(int32_t *) );
pbch_vars[gNB_id]->rxdataF_comp = (int32_t **)malloc16_clear( 4*fp->nb_antennas_rx*sizeof(int32_t *) );
pbch_vars[gNB_id]->dl_ch_estimates = (int32_t **)malloc16_clear( 4*fp->nb_antennas_rx*sizeof(int32_t *) );
pbch_vars[gNB_id]->dl_ch_estimates_ext = (int32_t **)malloc16_clear( 4*fp->nb_antennas_rx*sizeof(int32_t *) );
pbch_vars[gNB_id]->dl_ch_estimates_time = (int32_t **)malloc16_clear( 4*fp->nb_antennas_rx*sizeof(int32_t *) );
pbch_vars[gNB_id]->llr = (int16_t *)malloc16_clear( 1920 ); //
prach_vars[gNB_id]->prachF = (int16_t *)malloc16_clear( sizeof(int)*(7*2*sizeof(int)*(fp->ofdm_symbol_size*12)) );
prach_vars[gNB_id]->prach = (int16_t *)malloc16_clear( sizeof(int)*(7*2*sizeof(int)*(fp->ofdm_symbol_size*12)) );
for (i=0; i<fp->nb_antennas_rx; i++) {
pbch_vars[gNB_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*fp->nb_antennas_rx)+i;
pbch_vars[gNB_id]->rxdataF_comp[idx] = (int32_t *)malloc16_clear( sizeof(int32_t)*20*12*4 );
pbch_vars[gNB_id]->dl_ch_estimates[idx] = (int32_t *)malloc16_clear( sizeof(int32_t)*7*2*sizeof(int)*(fp->ofdm_symbol_size) );
pbch_vars[gNB_id]->dl_ch_estimates_time[idx]= (int32_t *)malloc16_clear( sizeof(int32_t)*7*2*sizeof(int)*(fp->ofdm_symbol_size) );
pbch_vars[gNB_id]->dl_ch_estimates_ext[idx] = (int32_t *)malloc16_clear( sizeof(int32_t)*20*12*4 );
}
}
}
pbch_vars[gNB_id]->decoded_output = (uint8_t *)malloc16_clear(64);
}
// initialization for the last instance of pdsch_vars (used for MU-MIMO)
openair1/PHY/NR_UE_ESTIMATION/nr_adjust_synch_ue.c
+3 -2
View File
@@ -36,6 +36,7 @@
void nr_adjust_synch_ue(NR_DL_FRAME_PARMS *frame_parms,
PHY_VARS_NR_UE *ue,
module_id_t gNB_id,
const int estimateSz, struct complex16 dl_ch_estimates_time[][estimateSz],
uint8_t frame,
uint8_t subframe,
unsigned char clear,
@@ -60,8 +61,8 @@ void nr_adjust_synch_ue(NR_DL_FRAME_PARMS *frame_parms,
int j = (i < 0) ? (i + frame_parms->ofdm_symbol_size) : i;
for (int aa = 0; aa < frame_parms->nb_antennas_rx; aa++) {
int Re = ((int16_t*)ue->pbch_vars[gNB_id]->dl_ch_estimates_time[aa])[(j<<1)];
int Im = ((int16_t*)ue->pbch_vars[gNB_id]->dl_ch_estimates_time[aa])[1+(j<<1)];
int Re = dl_ch_estimates_time[aa][j].r;
int Im = dl_ch_estimates_time[aa][j].i;
temp += (Re*Re/2) + (Im*Im/2);
}
openair1/PHY/NR_UE_ESTIMATION/nr_dl_channel_estimation.c
+59 -61
View File
@@ -29,6 +29,7 @@
#include "PHY/NR_REFSIG/ptrs_nr.h"
#include "PHY/NR_TRANSPORT/nr_sch_dmrs.h"
#include "filt16a_32.h"
#include <openair1/PHY/TOOLS/phy_scope_interface.h>
//#define DEBUG_PDSCH
//#define DEBUG_PDCCH
@@ -43,7 +44,6 @@ int nr_pbch_dmrs_correlation(PHY_VARS_NR_UE *ue,
NR_UE_SSB *current_ssb)
{
int pilot[200] __attribute__((aligned(16)));
unsigned char aarx;
unsigned short k;
unsigned int pilot_cnt;
int16_t ch[2],*pil,*rxF;
@@ -77,7 +77,7 @@ 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]);
for (aarx=0; aarx<ue->frame_parms.nb_antennas_rx; aarx++) {
for (int aarx=0; aarx<ue->frame_parms.nb_antennas_rx; aarx++) {
int re_offset = ssb_offset;
pil = (int16_t *)&pilot[0];
@@ -197,6 +197,9 @@ int nr_pbch_dmrs_correlation(PHY_VARS_NR_UE *ue,
int nr_pbch_channel_estimation(PHY_VARS_NR_UE *ue,
int estimateSz,
struct complex16 dl_ch_estimates [][estimateSz],
struct complex16 dl_ch_estimates_time [][estimateSz],
UE_nr_rxtx_proc_t *proc,
uint8_t gNB_id,
unsigned char Ns,
@@ -206,16 +209,14 @@ int nr_pbch_channel_estimation(PHY_VARS_NR_UE *ue,
uint8_t n_hf)
{
int pilot[200] __attribute__((aligned(16)));
unsigned char aarx,p;
unsigned short k;
unsigned int pilot_cnt;
int16_t ch[2],*pil,*rxF,*dl_ch,*fl,*fm,*fr;
int16_t *pil,*rxF,*dl_ch,*fl,*fm,*fr;
int ch_offset,symbol_offset;
//int slot_pbch;
uint8_t nushift;
int **dl_ch_estimates =ue->pbch_vars[gNB_id]->dl_ch_estimates;
int **rxdataF=ue->common_vars.common_vars_rx_data_per_thread[proc->thread_id].rxdataF;
int **rxdataF=ue->common_vars.common_vars_rx_data_per_thread[proc->thread_id].rxdataF;
nushift = ue->frame_parms.Nid_cell%4;
ue->frame_parms.nushift = nushift;
@@ -269,17 +270,57 @@ int nr_pbch_channel_estimation(PHY_VARS_NR_UE *ue,
break;
}
idft_size_idx_t idftsizeidx;
switch (ue->frame_parms.ofdm_symbol_size) {
case 128:
idftsizeidx = IDFT_128;
break;
case 256:
idftsizeidx = IDFT_256;
break;
case 512:
idftsizeidx = IDFT_512;
break;
case 1024:
idftsizeidx = IDFT_1024;
break;
case 1536:
idftsizeidx = IDFT_1536;
break;
case 2048:
idftsizeidx = IDFT_2048;
break;
case 3072:
idftsizeidx = IDFT_3072;
break;
case 4096:
idftsizeidx = IDFT_4096;
break;
default:
printf("unsupported ofdm symbol size \n");
assert(0);
}
// generate pilot
nr_pbch_dmrs_rx(dmrss,ue->nr_gold_pbch[n_hf][ssb_index], &pilot[0]);
for (aarx=0; aarx<ue->frame_parms.nb_antennas_rx; aarx++) {
for (int 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];
memset(dl_ch,0,4*(ue->frame_parms.ofdm_symbol_size));
memset(dl_ch,0,sizeof(*dl_ch)*(ue->frame_parms.ofdm_symbol_size));
#ifdef DEBUG_CH
printf("pbch ch est pilot addr %p RB_DL %d\n",&pilot[0], ue->frame_parms.N_RB_DL);
@@ -289,6 +330,7 @@ int nr_pbch_channel_estimation(PHY_VARS_NR_UE *ue,
#endif
// Treat first 2 pilots specially (left edge)
int16_t ch[2];
ch[0] = (int16_t)(((int32_t)pil[0]*rxF[0] - (int32_t)pil[1]*rxF[1])>>15);
ch[1] = (int16_t)(((int32_t)pil[0]*rxF[1] + (int32_t)pil[1]*rxF[0])>>15);
@@ -402,62 +444,18 @@ int nr_pbch_channel_estimation(PHY_VARS_NR_UE *ue,
}
idft_size_idx_t idftsizeidx;
switch (ue->frame_parms.ofdm_symbol_size) {
case 128:
idftsizeidx = IDFT_128;
break;
case 256:
idftsizeidx = IDFT_256;
break;
case 512:
idftsizeidx = IDFT_512;
break;
case 1024:
idftsizeidx = IDFT_1024;
break;
case 1536:
idftsizeidx = IDFT_1536;
break;
case 2048:
idftsizeidx = IDFT_2048;
break;
case 3072:
idftsizeidx = IDFT_3072;
break;
case 4096:
idftsizeidx = IDFT_4096;
break;
default:
printf("unsupported ofdm symbol size \n");
assert(0);
}
if( dmrss == 2) // update time statistics for last PBCH symbol
{
// 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[gNB_id]->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[gNB_id]->dl_ch_estimates[(p*ue->frame_parms.nb_antennas_rx)+aarx][ch_offset],
(int16_t*) ue->pbch_vars[gNB_id]->dl_ch_estimates_time[(p*ue->frame_parms.nb_antennas_rx)+aarx],1);
}
}
}
}
LOG_D(PHY,"Channel Impulse Computation Slot %d Symbol %d ch_offset %d\n", Ns, symbol, ch_offset);
idft(idftsizeidx,
(int16_t*) &dl_ch_estimates[aarx][ch_offset],
(int16_t*) dl_ch_estimates_time[aarx],
1);
}
}
if (dmrss == 2)
scopeCopy(ue, pbchDlChEstimateTime, dl_ch_estimates_time, sizeof(struct complex16), idftsizeidx, ue->frame_parms.nb_antennas_rx);
return(0);
}
openair1/PHY/NR_UE_ESTIMATION/nr_estimation.h
+6 -1
View File
@@ -56,7 +56,10 @@ int nr_pbch_dmrs_correlation(PHY_VARS_NR_UE *ue,
NR_UE_SSB *current_ssb);
int nr_pbch_channel_estimation(PHY_VARS_NR_UE *ue,
UE_nr_rxtx_proc_t *proc,
int estimateSz,
struct complex16 dl_ch_estimates [][estimateSz],
struct complex16 dl_ch_estimates_time [][estimateSz],
UE_nr_rxtx_proc_t *proc,
uint8_t gNB_id,
unsigned char Ns,
unsigned char symbol,
@@ -78,6 +81,8 @@ int nr_pdsch_channel_estimation(PHY_VARS_NR_UE *ue,
void nr_adjust_synch_ue(NR_DL_FRAME_PARMS *frame_parms,
PHY_VARS_NR_UE *ue,
module_id_t gNB_id,
int estimateSz,
struct complex16 dl_ch_estimates_time [][estimateSz],
uint8_t frame,
uint8_t subframe,
unsigned char clear,
openair1/PHY/NR_UE_TRANSPORT/nr_initial_sync.c
+9 -4
View File
@@ -149,17 +149,22 @@ int nr_pbch_detection(UE_nr_rxtx_proc_t * proc, PHY_VARS_NR_UE *ue, int pbch_ini
start_meas(&ue->dlsch_channel_estimation_stats);
// computing channel estimation for selected best ssb
const int estimateSz=7*2*sizeof(int)*frame_parms->ofdm_symbol_size;
struct complex16 dl_ch_estimates[frame_parms->nb_antennas_rx][estimateSz];
struct complex16 dl_ch_estimates_time[frame_parms->nb_antennas_rx][estimateSz];
for(int i=pbch_initial_symbol; i<pbch_initial_symbol+3;i++)
nr_pbch_channel_estimation(ue,proc,0,0,i,i-pbch_initial_symbol,temp_ptr->i_ssb,temp_ptr->n_hf);
nr_pbch_channel_estimation(ue,estimateSz, dl_ch_estimates, dl_ch_estimates_time, proc,0,0,i,i-pbch_initial_symbol,temp_ptr->i_ssb,temp_ptr->n_hf);
stop_meas(&ue->dlsch_channel_estimation_stats);
fapiPbch_t result;
ret = nr_rx_pbch(ue,
proc,
ue->pbch_vars[0],
estimateSz, dl_ch_estimates,
ue->pbch_vars[0],
frame_parms,
0,
temp_ptr->i_ssb,
SISO);
SISO,
&result);
temp_ptr=temp_ptr->next_ssb;
}
openair1/PHY/NR_UE_TRANSPORT/nr_pbch.c
+95 -90
View File
@@ -36,6 +36,7 @@
#include "PHY/LTE_REFSIG/lte_refsig.h"
#include "PHY/INIT/phy_init.h"
#include "openair1/SCHED_NR_UE/defs.h"
#include <openair1/PHY/NR_UE_TRANSPORT/nr_transport_proto_ue.h>
//#define DEBUG_PBCH
//#define DEBUG_PBCH_ENCODING
@@ -46,16 +47,16 @@
#define print_shorts(s,x) printf("%s : %d,%d,%d,%d,%d,%d,%d,%d\n",s,((int16_t*)x)[0],((int16_t*)x)[1],((int16_t*)x)[2],((int16_t*)x)[3],((int16_t*)x)[4],((int16_t*)x)[5],((int16_t*)x)[6],((int16_t*)x)[7])
uint16_t nr_pbch_extract(int **rxdataF,
int **dl_ch_estimates,
int **rxdataF_ext,
int **dl_ch_estimates_ext,
static uint16_t nr_pbch_extract(int **rxdataF,
const int estimateSz,
struct complex16 dl_ch_estimates[][estimateSz],
struct complex16 rxdataF_ext[][20*12*4],
struct complex16 dl_ch_estimates_ext[][20*12*4],
uint32_t symbol,
uint32_t s_offset,
NR_DL_FRAME_PARMS *frame_parms) {
uint16_t rb;
uint8_t i,j,aarx;
int32_t *dl_ch0,*dl_ch0_ext,*rxF,*rxF_ext;
int nushiftmod4 = frame_parms->nushift;
AssertFatal(symbol>=1 && symbol<5,
@@ -66,8 +67,8 @@ uint16_t nr_pbch_extract(int **rxdataF,
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];
struct complex16 *rxF = (struct complex16 *)&rxdataF[aarx][(symbol+s_offset)*frame_parms->ofdm_symbol_size];
struct complex16 *rxF_ext = rxdataF_ext[aarx];
#ifdef DEBUG_PBCH
printf("extract_rbs (nushift %d): rx_offset=%d, symbol %u\n",frame_parms->nushift,
(rx_offset + ((symbol+s_offset)*(frame_parms->ofdm_symbol_size))),symbol);
@@ -76,7 +77,6 @@ uint16_t nr_pbch_extract(int **rxdataF,
for (int i =0; i<8; i++) {
printf("rxF [%d]= %d\n",i,rxF[i]);
printf("pbch extract rxF %d %d addr %p\n", p[2*i], p[2*i+1], &p[2*i]);
printf("rxF ext addr %p\n", &rxF_ext[i]);
}
#endif
@@ -134,11 +134,10 @@ uint16_t nr_pbch_extract(int **rxdataF,
}
}
}
dl_ch0 = &dl_ch_estimates[aarx][((symbol+s_offset)*(frame_parms->ofdm_symbol_size))];
struct complex16 *dl_ch0 = &dl_ch_estimates[aarx][((symbol+s_offset)*(frame_parms->ofdm_symbol_size))];
//printf("dl_ch0 addr %p\n",dl_ch0);
dl_ch0_ext = &dl_ch_estimates_ext[aarx][symbol*20*12];
struct complex16 *dl_ch0_ext = &dl_ch_estimates_ext[aarx][symbol*20*12];
for (rb=0; rb<20; rb++) {
j=0;
@@ -199,7 +198,7 @@ uint16_t nr_pbch_extract(int **rxdataF,
//__m128i avg128;
//compute average channel_level on each (TX,RX) antenna pair
int nr_pbch_channel_level(int **dl_ch_estimates_ext,
int nr_pbch_channel_level(struct complex16 dl_ch_estimates_ext[][20*12*4],
NR_DL_FRAME_PARMS *frame_parms,
uint32_t symbol) {
int16_t rb, nb_rb=20;
@@ -258,13 +257,13 @@ int nr_pbch_channel_level(int **dl_ch_estimates_ext,
return(avg2);
}
void nr_pbch_channel_compensation(int **rxdataF_ext,
int **dl_ch_estimates_ext,
int **rxdataF_comp,
NR_DL_FRAME_PARMS *frame_parms,
uint32_t symbol,
uint8_t output_shift) {
const uint16_t nb_re=symbol == 2 ? 72 : 180;
static void nr_pbch_channel_compensation(struct complex16 rxdataF_ext[][20*12*4],
struct complex16 dl_ch_estimates_ext[][20*12*4],
int cols,
struct complex16 rxdataF_comp[][cols],
NR_DL_FRAME_PARMS *frame_parms,
uint32_t symbol,
uint8_t output_shift) {
AssertFatal((symbol > 0 && symbol < 4),
"symbol %d is illegal for PBCH DM-RS\n",
symbol);
@@ -273,15 +272,15 @@ void nr_pbch_channel_compensation(int **rxdataF_ext,
for (int aarx=0; aarx<frame_parms->nb_antennas_rx; aarx++) {
vect128 *dl_ch128 = (vect128 *)&dl_ch_estimates_ext[aarx][symbol*20*12];
vect128 *rxdataF128 = (vect128 *)&rxdataF_ext[aarx][symbol*20*12];
vect128 *rxdataF_comp128 = (vect128 *)&rxdataF_comp[aarx][symbol*20*12];
vect128 *rxdataF128 = (vect128 *)rxdataF_ext[aarx];
vect128 *rxdataF_comp128 = (vect128 *)rxdataF_comp[aarx];
/*
printf("ch compensation dl_ch ext addr %p \n", &dl_ch_estimates_ext[aarx][symbol*20*12]);
printf("rxdataf ext addr %p symbol %d\n", &rxdataF_ext[aarx][symbol*20*12], symbol);
printf("rxdataf ext addr %p symbol %d\n", rxdataF_ext[aarx], symbol);
printf("rxdataf_comp addr %p\n",&rxdataF_comp[aarx][symbol*20*12]);
*/
for (int re=0; re<nb_re; re+=12) {
for (int re=0; re<cols; re+=12) {
*rxdataF_comp128++ = mulByConjugate128(rxdataF128++, dl_ch128++, output_shift);
*rxdataF_comp128++ = mulByConjugate128(rxdataF128++, dl_ch128++, output_shift);
*rxdataF_comp128++ = mulByConjugate128(rxdataF128++, dl_ch128++, output_shift);
@@ -327,16 +326,18 @@ void nr_pbch_detection_mrc(NR_DL_FRAME_PARMS *frame_parms,
}
static void nr_pbch_unscrambling(NR_UE_PBCH *pbch,
uint16_t Nid,
uint8_t nushift,
uint16_t M,
uint16_t length,
uint8_t bitwise,
uint32_t unscrambling_mask) {
int16_t *demod_pbch_e,
uint16_t Nid,
uint8_t nushift,
uint16_t M,
uint16_t length,
uint8_t bitwise,
uint32_t unscrambling_mask,
uint32_t pbch_a_prime,
uint32_t *pbch_a_interleaved) {
uint8_t reset, offset;
uint32_t x1, x2, s=0;
uint8_t k=0;
int16_t *demod_pbch_e = pbch->llr;
reset = 1;
// x1 is set in first call to lte_gold_generic
x2 = Nid; //this is c_init
@@ -361,10 +362,10 @@ static void nr_pbch_unscrambling(NR_UE_PBCH *pbch,
reset = 0;
}
(pbch->pbch_a_interleaved) ^= ((unscrambling_mask>>i)&1)? ((pbch->pbch_a_prime>>i)&1)<<i : (((pbch->pbch_a_prime>>i)&1) ^ ((s>>((k+offset)&0x1f))&1))<<i;
k += (!((unscrambling_mask>>i)&1));
*pbch_a_interleaved ^= ((unscrambling_mask>>i)&1)? ((pbch_a_prime>>i)&1)<<i : (((pbch_a_prime>>i)&1) ^ ((s>>((k+offset)&0x1f))&1))<<i;
k += (!((unscrambling_mask>>i)&1));
#ifdef DEBUG_PBCH_ENCODING
printf("i %d k %d offset %d (unscrambling_mask>>i)&1) %d s: %08x\t pbch_a_interleaved 0x%08x (!((unscrambling_mask>>i)&1)) %d\n", i, k, offset, (unscrambling_mask>>i)&1, s, pbch->pbch_a_interleaved,
printf("i %d k %d offset %d (unscrambling_mask>>i)&1) %d s: %08x\t pbch_a_interleaved 0x%08x (!((unscrambling_mask>>i)&1)) %d\n", i, k, offset, (unscrambling_mask>>i)&1, s, *pbch_a_interleaved,
(!((unscrambling_mask>>i)&1)));
#endif
} else {
@@ -386,7 +387,7 @@ static void nr_pbch_unscrambling(NR_UE_PBCH *pbch,
}
}
void nr_pbch_quantize(int16_t *pbch_llr8,
static void nr_pbch_quantize(int16_t *pbch_llr8,
int16_t *pbch_llr,
uint16_t len) {
uint16_t i;
@@ -410,11 +411,13 @@ uint8_t pbch_deinterleaving_pattern[32] = {28,0,31,30,7,29,25,27,5,8,24,9,10,11,
int nr_rx_pbch( PHY_VARS_NR_UE *ue,
UE_nr_rxtx_proc_t *proc,
int estimateSz, struct complex16 dl_ch_estimates [][estimateSz],
NR_UE_PBCH *nr_ue_pbch_vars,
NR_DL_FRAME_PARMS *frame_parms,
uint8_t gNB_id,
uint8_t i_ssb,
MIMO_mode_t mimo_mode) {
MIMO_mode_t mimo_mode,
fapiPbch_t* result) {
NR_UE_COMMON *nr_ue_common_vars = &ue->common_vars;
int max_h=0;
@@ -422,9 +425,6 @@ int nr_rx_pbch( PHY_VARS_NR_UE *ue,
//uint8_t pbch_a[64];
//FT ?? cppcheck doesn't like pbch_a allocation because of line 525..and i don't get what this variable is for..
//uint8_t *pbch_a = malloc(sizeof(uint8_t) * NR_POLAR_PBCH_PAYLOAD_BITS);
//uint32_t pbch_a_prime;
int16_t *pbch_e_rx;
uint8_t *decoded_output = nr_ue_pbch_vars->decoded_output;
uint8_t nushift;
uint16_t M;
uint8_t Lmax=frame_parms->Lmax;
@@ -437,9 +437,8 @@ int nr_rx_pbch( PHY_VARS_NR_UE *ue,
// FT ?? cppcheck fix memset(&pbch_a[0], 0, sizeof(uint8_t) * NR_POLAR_PBCH_PAYLOAD_BITS);
//printf("nr_pbch_ue nid_cell %d\n",frame_parms->Nid_cell);
pbch_e_rx = &nr_ue_pbch_vars->llr[0];
// clear LLR buffer
memset(nr_ue_pbch_vars->llr,0,NR_POLAR_PBCH_E);
int16_t pbch_e_rx[960]={0}; //Fixme: previous version erase only NR_POLAR_PBCH_E bytes
int pbch_e_rx_idx=0;
int symbol_offset=1;
if (ue->is_synchronized > 0)
@@ -455,12 +454,19 @@ int nr_rx_pbch( PHY_VARS_NR_UE *ue,
#endif
// symbol refers to symbol within SSB. symbol_offset is the offset of the SSB wrt start of slot
double log2_maxh;
for (symbol=1; symbol<4; symbol++) {
const uint16_t nb_re=symbol == 2 ? 72 : 180;
struct complex16 rxdataF_ext[frame_parms->nb_antennas_rx][20*12*4];
struct complex16 rxdataF_comp[frame_parms->nb_antennas_rx][nb_re];
//was dl_ch_estimates[idx] = (int32_t *)malloc16_clear( sizeof(int32_t)*7*2*sizeof(int)*(fp->ofdm_symbol_size) );
struct complex16 dl_ch_estimates_ext[frame_parms->nb_antennas_rx][20*12*4];
nr_pbch_extract(nr_ue_common_vars->common_vars_rx_data_per_thread[proc->thread_id].rxdataF,
nr_ue_pbch_vars->dl_ch_estimates,
nr_ue_pbch_vars->rxdataF_ext,
nr_ue_pbch_vars->dl_ch_estimates_ext,
estimateSz,
dl_ch_estimates,
rxdataF_ext,
dl_ch_estimates_ext,
symbol,
symbol_offset,
frame_parms);
@@ -470,115 +476,113 @@ int nr_rx_pbch( PHY_VARS_NR_UE *ue,
#endif
if (symbol == 1) {
max_h = nr_pbch_channel_level(nr_ue_pbch_vars->dl_ch_estimates_ext,
max_h = nr_pbch_channel_level(dl_ch_estimates_ext,
frame_parms,
symbol);
nr_ue_pbch_vars->log2_maxh = 3+(log2_approx(max_h)/2);
log2_maxh = 3+(log2_approx(max_h)/2);
}
#ifdef DEBUG_PBCH
LOG_I(PHY,"[PHY] PBCH log2_maxh = %d (%d)\n",nr_ue_pbch_vars->log2_maxh,max_h);
#endif
nr_pbch_channel_compensation(nr_ue_pbch_vars->rxdataF_ext,
nr_ue_pbch_vars->dl_ch_estimates_ext,
nr_ue_pbch_vars->rxdataF_comp,
nr_pbch_channel_compensation(rxdataF_ext,
dl_ch_estimates_ext,
nb_re,
rxdataF_comp,
frame_parms,
symbol,
nr_ue_pbch_vars->log2_maxh); // log2_maxh+I0_shift
log2_maxh); // log2_maxh+I0_shift
/*if (frame_parms->nb_antennas_rx > 1)
pbch_detection_mrc(frame_parms,
nr_ue_pbch_vars->rxdataF_comp,
rxdataF_comp,
symbol);*/
/*
if (mimo_mode == ALAMOUTI) {
nr_pbch_alamouti(frame_parms,nr_ue_pbch_vars->rxdataF_comp,symbol);
nr_pbch_alamouti(frame_parms,rxdataF_comp,symbol);
} else if (mimo_mode != SISO) {
LOG_I(PHY,"[PBCH][RX] Unsupported MIMO mode\n");
return(-1);
}
*/
if (symbol==2) {
nr_pbch_quantize(pbch_e_rx,
(short *)&(nr_ue_pbch_vars->rxdataF_comp[0][symbol*240]),
nr_pbch_quantize(pbch_e_rx+pbch_e_rx_idx,
(short *)rxdataF_comp[0],
144);
pbch_e_rx+=144;
pbch_e_rx_idx+=144;
} else {
nr_pbch_quantize(pbch_e_rx,
(short *)&(nr_ue_pbch_vars->rxdataF_comp[0][symbol*240]),
nr_pbch_quantize(pbch_e_rx+pbch_e_rx_idx,
(short *)rxdataF_comp[0],
360);
pbch_e_rx+=360;
pbch_e_rx_idx+=360;
}
}
#ifdef DEBUG_PBCH
write_output("rxdataF_comp.m","rxFcomp",&nr_ue_pbch_vars->rxdataF_comp[0][240],240*3,1,1);
write_output("rxdataF_comp.m","rxFcomp",rxdataF_comp[0],240*3,1,1);
#endif
pbch_e_rx = nr_ue_pbch_vars->llr;
//demod_pbch_e = nr_ue_pbch_vars->demod_pbch_e;
// FT?? cppcheck fix - pbch_a = nr_ue_pbch_vars->pbch_a;
#ifdef DEBUG_PBCH
//pbch_e_rx = &nr_ue_pbch_vars->llr[0];
short *p = (short *)&(nr_ue_pbch_vars->rxdataF_comp[0][20*12]);
short *p = (short *)rxdataF_comp[0]);
for (int cnt = 0; cnt < 864 ; cnt++)
for (int cnt = 0; cnt < 864 ; cnt++)
printf("pbch rx llr %d\n",*(pbch_e_rx+cnt));
#endif
//un-scrambling
M = NR_POLAR_PBCH_E;
nushift = (Lmax==4)? i_ssb&3 : i_ssb&7;
M = NR_POLAR_PBCH_E;
nushift = (Lmax==4)? i_ssb&3 : i_ssb&7;
uint32_t unscrambling_mask = (Lmax==64)?0x100006D:0x1000041;
nr_pbch_unscrambling(nr_ue_pbch_vars,frame_parms->Nid_cell,nushift,M,NR_POLAR_PBCH_E,0,0);
uint32_t pbch_a_interleaved=0;
uint32_t pbch_a_prime=0;
nr_pbch_unscrambling(nr_ue_pbch_vars,pbch_e_rx,frame_parms->Nid_cell,nushift,M,NR_POLAR_PBCH_E,0,0, pbch_a_prime, &pbch_a_interleaved);
//polar decoding de-rate matching
const t_nrPolar_params *currentPtr = nr_polar_params( NR_POLAR_PBCH_MESSAGE_TYPE, NR_POLAR_PBCH_PAYLOAD_BITS, NR_POLAR_PBCH_AGGREGATION_LEVEL,1,&ue->polarList);
decoderState = polar_decoder_int16(pbch_e_rx,(uint64_t *)&nr_ue_pbch_vars->pbch_a_prime,0,currentPtr);
decoderState = polar_decoder_int16(pbch_e_rx,(uint64_t *)&pbch_a_prime,0,currentPtr);
if(decoderState) return(decoderState);
// printf("polar decoder output 0x%08x\n",nr_ue_pbch_vars->pbch_a_prime);
// printf("polar decoder output 0x%08x\n",pbch_a_prime);
// Decoder reversal
uint32_t a_reversed=0;
for (int i=0; i<NR_POLAR_PBCH_PAYLOAD_BITS; i++)
a_reversed |= (((uint64_t)nr_ue_pbch_vars->pbch_a_prime>>i)&1)<<(31-i);
a_reversed |= (((uint64_t)pbch_a_prime>>i)&1)<<(31-i);
nr_ue_pbch_vars->pbch_a_prime = a_reversed;
pbch_a_prime = a_reversed;
//payload un-scrambling
nr_ue_pbch_vars->pbch_a_interleaved=0;
M = (Lmax == 64)? (NR_POLAR_PBCH_PAYLOAD_BITS - 6) : (NR_POLAR_PBCH_PAYLOAD_BITS - 3);
nushift = ((nr_ue_pbch_vars->pbch_a_prime>>24)&1) ^ (((nr_ue_pbch_vars->pbch_a_prime>>6)&1)<<1);
nr_pbch_unscrambling(nr_ue_pbch_vars,frame_parms->Nid_cell,nushift,M,NR_POLAR_PBCH_PAYLOAD_BITS,1,unscrambling_mask);
//printf("nushift %d sfn 3rd %d 2nd %d", nushift,((nr_ue_pbch_vars->pbch_a_prime>>6)&1), ((nr_ue_pbch_vars->pbch_a_prime>>24)&1) );
nushift = ((pbch_a_prime>>24)&1) ^ (((pbch_a_prime>>6)&1)<<1);
nr_pbch_unscrambling(nr_ue_pbch_vars,pbch_e_rx,frame_parms->Nid_cell,nushift,M,NR_POLAR_PBCH_PAYLOAD_BITS,1,unscrambling_mask,pbch_a_prime, &pbch_a_interleaved);
//printf("nushift %d sfn 3rd %d 2nd %d", nushift,((pbch_a_prime>>6)&1), ((pbch_a_prime>>24)&1) );
//payload deinterleaving
//uint32_t in=0;
uint32_t out=0;
for (int i=0; i<32; i++) {
out |= ((nr_ue_pbch_vars->pbch_a_interleaved>>i)&1)<<(pbch_deinterleaving_pattern[i]);
out |= ((pbch_a_interleaved>>i)&1)<<(pbch_deinterleaving_pattern[i]);
#ifdef DEBUG_PBCH
printf("i %d in 0x%08x out 0x%08x ilv %d (in>>i)&1) 0x%08x\n", i, nr_ue_pbch_vars->pbch_a_interleaved, out, pbch_deinterleaving_pattern[i], (nr_ue_pbch_vars->pbch_a_interleaved>>i)&1);
printf("i %d in 0x%08x out 0x%08x ilv %d (in>>i)&1) 0x%08x\n", i, pbch_a_interleaved, out, pbch_deinterleaving_pattern[i], (pbch_a_interleaved>>i)&1);
#endif
}
uint32_t payload = 0;
//uint8_t xtra_byte = 0;
nr_ue_pbch_vars->xtra_byte = (out>>24)&0xff;
result->xtra_byte = (out>>24)&0xff;
for (int i=0; i<NR_POLAR_PBCH_PAYLOAD_BITS; i++)
payload |= ((out>>i)&1)<<(NR_POLAR_PBCH_PAYLOAD_BITS-i-1);
for (int i=0; i<3; i++)
decoded_output[i] = (uint8_t)((payload>>((3-i)<<3))&0xff);
result->decoded_output[i] = (uint8_t)((payload>>((3-i)<<3))&0xff);
frame_parms->half_frame_bit = ((nr_ue_pbch_vars->xtra_byte>>4)&0x01); // computing the half frame index from the extra byte
frame_parms->half_frame_bit = (result->xtra_byte>>4)&0x01; // computing the half frame index from the extra byte
frame_parms->ssb_index = i_ssb; // ssb index corresponds to i_ssb for Lmax = 4,8
if (Lmax == 64) { // for Lmax = 64 ssb index 4th,5th and 6th bits are in extra byte
for (int i=0; i<3; i++)
frame_parms->ssb_index += (((nr_ue_pbch_vars->xtra_byte>>(7-i))&0x01)<<(3+i));
frame_parms->ssb_index += (((result->xtra_byte>>(7-i))&0x01)<<(3+i));
}
ue->symbol_offset = nr_get_ssb_start_symbol(frame_parms,frame_parms->ssb_index);
@@ -587,25 +591,26 @@ int nr_rx_pbch( PHY_VARS_NR_UE *ue,
uint8_t frame_number_4lsb = 0;
for (int i=0; i<4; i++)
frame_number_4lsb |= ((nr_ue_pbch_vars->xtra_byte>>i)&1)<<(3-i);
frame_number_4lsb |= ((result->xtra_byte>>i)&1)<<(3-i);
proc->decoded_frame_rx = frame_number_4lsb;
#ifdef DEBUG_PBCH
printf("xtra_byte %x payload %x\n", nr_ue_pbch_vars->xtra_byte, payload);
printf("xtra_byte %x payload %x\n", xtra_byte, payload);
for (int i=0; i<(NR_POLAR_PBCH_PAYLOAD_BITS>>3); i++) {
// printf("unscrambling pbch_a[%d] = %x \n", i,pbch_a[i]);
printf("[PBCH] decoder payload[%d] = %x\n",i,decoded_output[i]);
printf("[PBCH] decoder payload[%d] = %x\n",i,result->decoded_output[i]);
}
#endif
nr_downlink_indication_t dl_indication;
fapi_nr_rx_indication_t *rx_ind = calloc(1, sizeof(*rx_ind));
uint16_t number_pdus = 1;
fapi_nr_rx_indication_t *rx_ind = calloc(1, sizeof(*rx_ind));
uint16_t number_pdus = 1;
nr_fill_dl_indication(&dl_indication, NULL, rx_ind, proc, ue, gNB_id);
nr_fill_rx_indication(rx_ind, FAPI_NR_RX_PDU_TYPE_SSB, gNB_id, ue, NULL, NULL, number_pdus, proc);
nr_fill_dl_indication(&dl_indication, NULL, rx_ind, proc, ue, gNB_id);
nr_fill_rx_indication(rx_ind, FAPI_NR_RX_PDU_TYPE_SSB, gNB_id, ue, NULL, NULL, number_pdus, proc,(void*)result);
if (ue->if_inst && ue->if_inst->dl_indication)
ue->if_inst->dl_indication(&dl_indication, NULL);
openair1/PHY/NR_UE_TRANSPORT/nr_transport_proto_ue.h
+4 -1
View File
@@ -1153,11 +1153,14 @@ int rx_sss(PHY_VARS_NR_UE *phy_vars_ue,int32_t *tot_metric,uint8_t *flip_max,uin
*/
int nr_rx_pbch( PHY_VARS_NR_UE *ue,
UE_nr_rxtx_proc_t *proc,
const int estimateSz,
struct complex16 dl_ch_estimates[][estimateSz],
NR_UE_PBCH *nr_ue_pbch_vars,
NR_DL_FRAME_PARMS *frame_parms,
uint8_t eNB_id,
uint8_t i_ssb,
MIMO_mode_t mimo_mode);
MIMO_mode_t mimo_mode,
fapiPbch_t* result);
int nr_pbch_detection(UE_nr_rxtx_proc_t *proc,
PHY_VARS_NR_UE *ue,
openair1/PHY/TOOLS/nr_phy_scope.c
+54 -28
View File
@@ -40,6 +40,9 @@ const FL_COLOR water_colors[4] = {FL_BLUE,FL_GREEN,FL_YELLOW,FL_RED};
typedef struct complex16 scopeSample_t;
#define SquaredNorm(VaR) ((VaR).r*(VaR).r+(VaR).i*(VaR).i)
typedef struct {
} scopeGraphData_t;
typedef struct OAIgraph {
FL_OBJECT *graph;
FL_OBJECT *text;
@@ -56,7 +59,7 @@ typedef struct OAIgraph {
boolean_t initDone;
int iteration;
void (*gNBfunct) (struct OAIgraph *graph, scopeData_t *p, int UE_id);
void (*nrUEfunct)(struct OAIgraph *graph, PHY_VARS_NR_UE *phy_vars_ue, int eNB_id, int UE_id);
void (*nrUEfunct)(scopeGraphData_t** data, struct OAIgraph *graph, PHY_VARS_NR_UE *phy_vars_ue, int eNB_id, int UE_id);
} OAIgraph_t;
/* Forms and Objects */
@@ -140,7 +143,7 @@ static OAIgraph_t gNBcommonGraph( void (*funct) (OAIgraph_t *graph, scopeData_t
return graph;
}
static OAIgraph_t nrUEcommonGraph( void (*funct) (OAIgraph_t *graph, PHY_VARS_NR_UE *phy_vars_ue, int eNB_id, int UE_id),
static OAIgraph_t nrUEcommonGraph( void (*funct) (scopeGraphData_t **data, OAIgraph_t *graph, PHY_VARS_NR_UE *phy_vars_ue, int eNB_id, int UE_id),
int type, FL_Coord x, FL_Coord y, FL_Coord w, FL_Coord h, const char *label, FL_COLOR pointColor) {
OAIgraph_t graph;
commonGraph(&graph, type, x, y, w, h, label, pointColor);
@@ -341,7 +344,7 @@ static void timeResponse (OAIgraph_t *graph, scopeData_t *p, int nb_UEs) {
static void gNBfreqWaterFall (OAIgraph_t *graph, scopeData_t *p, int nb_UEs) {
NR_DL_FRAME_PARMS *frame_parms=&p->gNB->frame_parms;
//use 1st antenna
genericWaterFall(graph, (scopeSample_t *)p->rxdataF, frame_parms->samples_per_frame_wCP,
genericWaterFall(graph, (scopeSample_t *)p->liveData, frame_parms->samples_per_frame_wCP,
frame_parms->slots_per_frame,
"X axis: Frequency domain, one subframe");
}
@@ -515,6 +518,7 @@ void phy_scope_gNB(OAI_phy_scope_t *form,
//fl_check_forms();
}
static void *scope_thread_gNB(void *arg) {
scopeData_t *p=(scopeData_t *) arg;
size_t stksize=0;
@@ -539,11 +543,12 @@ static void *scope_thread_gNB(void *arg) {
return NULL;
}
static void copyRxdataF(int32_t *data, int slot, void *scopeData) {
scopeData_t *scope=(scopeData_t *)scopeData;
memcpy(scope->rxdataF + slot*scope->gNB->frame_parms.samples_per_slot_wCP,
memcpy(((int32_t*)scope->liveData) + slot*scope->gNB->frame_parms.samples_per_slot_wCP,
data,
scope->gNB->frame_parms.samples_per_slot_wCP);
scope->gNB->frame_parms.samples_per_slot_wCP*sizeof(int32_t));
}
void gNBinitScope(scopeParms_t *p) {
@@ -554,11 +559,11 @@ void gNBinitScope(scopeParms_t *p) {
scope->ru=p->ru;
scope->gNB=p->gNB;
scope->slotFunc=copyRxdataF;
AssertFatal(scope->rxdataF=(int32_t *) calloc(p->gNB->frame_parms.samples_per_frame_wCP*sizeof(int32_t),1),"");
AssertFatal(scope->liveData= calloc(p->gNB->frame_parms.samples_per_frame_wCP*sizeof(int32_t),1),"");
pthread_t forms_thread;
threadCreate(&forms_thread, scope_thread_gNB, p->gNB->scopeData, "scope", -1, OAI_PRIORITY_RT_LOW);
}
static void ueWaterFall (OAIgraph_t *graph, PHY_VARS_NR_UE *phy_vars_ue, int eNB_id, int UE_id) {
static void ueWaterFall (scopeGraphData_t **data, OAIgraph_t *graph, PHY_VARS_NR_UE *phy_vars_ue, int eNB_id, int UE_id) {
// Received signal in time domain of receive antenna 0
genericWaterFall(graph,
(scopeSample_t *) phy_vars_ue->common_vars.rxdata[0],
@@ -574,13 +579,18 @@ static void ueTimeResponse (OAIgraph_t *graph, PHY_VARS_NR_UE *phy_vars_ue, int
phy_vars_ue->frame_parms.samples_per_frame);
}
*/
static void ueChannelResponse (OAIgraph_t *graph, PHY_VARS_NR_UE *phy_vars_ue, int eNB_id, int UE_id) {
static void ueChannelResponse (scopeGraphData_t **data, OAIgraph_t *graph, PHY_VARS_NR_UE *phy_vars_ue, int eNB_id, int UE_id) {
// Channel Impulse Response
if (!data[pbchDlChEstimateTime])
return;
genericPowerPerAntena(graph, phy_vars_ue->frame_parms.nb_antennas_rx,
(const scopeSample_t **) phy_vars_ue->pbch_vars[eNB_id]->dl_ch_estimates_time,
(const scopeSample_t **) &data[pbchDlChEstimateTime],
phy_vars_ue->frame_parms.ofdm_symbol_size>>3);
}
static void ueFreqWaterFall (OAIgraph_t *graph,PHY_VARS_NR_UE *phy_vars_ue, int eNB_id, int UE_id ) {
static void ueFreqWaterFall (scopeGraphData_t **data, OAIgraph_t *graph,PHY_VARS_NR_UE *phy_vars_ue, int eNB_id, int UE_id ) {
NR_DL_FRAME_PARMS *frame_parms=&phy_vars_ue->frame_parms;
//use 1st antenna
genericWaterFall(graph,
@@ -624,12 +634,12 @@ static void uePbchFrequencyResp (OAIgraph_t *graph, PHY_VARS_NR_UE *phy_vars_ue
oai_xygraph(graph,freq,chest_f_abs,frame_parms->ofdm_symbol_size,0,10);
}
*/
static void uePbchLLR (OAIgraph_t *graph, PHY_VARS_NR_UE *phy_vars_ue, int eNB_id, int UE_id) {
static void uePbchLLR (scopeGraphData_t **data, OAIgraph_t *graph, PHY_VARS_NR_UE *phy_vars_ue, int eNB_id, int UE_id) {
// PBCH LLRs
if ( !phy_vars_ue->pbch_vars[eNB_id]->llr)
if ( !data[pbchLlr])
return;
int16_t *pbch_llr = (int16_t *) phy_vars_ue->pbch_vars[eNB_id]->llr;
int16_t *pbch_llr = (int16_t *)data[pbchLlr];
float *llr_pbch, *bit_pbch;
oai_xygraph_getbuff(graph, &bit_pbch, &llr_pbch, 864, 0);
@@ -639,12 +649,13 @@ static void uePbchLLR (OAIgraph_t *graph, PHY_VARS_NR_UE *phy_vars_ue, int eNB_
oai_xygraph(graph,bit_pbch,llr_pbch,864,0,10);
}
static void uePbchIQ (OAIgraph_t *graph, PHY_VARS_NR_UE *phy_vars_ue, int eNB_id, int UE_id) {
static void uePbchIQ (scopeGraphData_t **data, OAIgraph_t *graph, PHY_VARS_NR_UE *phy_vars_ue, int eNB_id, int UE_id) {
// PBCH I/Q of MF Output
if (!phy_vars_ue->pbch_vars[eNB_id]->rxdataF_comp[0])
return;
scopeSample_t *pbch_comp = (scopeSample_t *) phy_vars_ue->pbch_vars[eNB_id]->rxdataF_comp[0];
if (!data[pbchRxdataF_comp])
return;
scopeSample_t *pbch_comp = (scopeSample_t *) data[pbchRxdataF_comp];
float *I, *Q;
oai_xygraph_getbuff(graph, &I, &Q, 180*3, 0);
memset(I,0,180*3*sizeof(*I));
@@ -673,7 +684,7 @@ static void uePbchIQ (OAIgraph_t *graph, PHY_VARS_NR_UE *phy_vars_ue, int eNB_i
AssertFatal(base <= 180*3,"");
oai_xygraph(graph,I,Q,base,0, 10);
}
static void uePcchLLR (OAIgraph_t *graph, PHY_VARS_NR_UE *phy_vars_ue, int eNB_id, int UE_id) {
static void uePcchLLR (scopeGraphData_t **data, OAIgraph_t *graph, PHY_VARS_NR_UE *phy_vars_ue, int eNB_id, int UE_id) {
// PDCCH LLRs
if (!phy_vars_ue->pdcch_vars[0][eNB_id]->llr)
return;
@@ -698,7 +709,7 @@ static void uePcchLLR (OAIgraph_t *graph, PHY_VARS_NR_UE *phy_vars_ue, int eNB_
AssertFatal(base <= coded_bits_per_codeword*RX_NB_TH_MAX, "");
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) {
static void uePcchIQ (scopeGraphData_t **data, OAIgraph_t *graph, PHY_VARS_NR_UE *phy_vars_ue, int eNB_id, int UE_id) {
// PDCCH I/Q of MF Output
if (!phy_vars_ue->pdcch_vars[0][eNB_id]->rxdataF_comp[0])
return;
@@ -722,7 +733,7 @@ static void uePcchIQ (OAIgraph_t *graph, PHY_VARS_NR_UE *phy_vars_ue, int eNB_i
AssertFatal(base <= nb*RX_NB_TH_MAX, "");
oai_xygraph(graph,I,Q,base,0,10);
}
static void uePdschLLR (OAIgraph_t *graph, PHY_VARS_NR_UE *phy_vars_ue, int eNB_id, int UE_id) {
static void uePdschLLR (scopeGraphData_t **data, OAIgraph_t *graph, PHY_VARS_NR_UE *phy_vars_ue, int eNB_id, int UE_id) {
// PDSCH LLRs
if (!phy_vars_ue->pdsch_vars[0][eNB_id]->llr[0])
return;
@@ -749,7 +760,7 @@ static void uePdschLLR (OAIgraph_t *graph, PHY_VARS_NR_UE *phy_vars_ue, int eNB
//fl_set_xyplot_xbounds(form->pdsch_llr,0,coded_bits_per_codeword);
oai_xygraph(graph,bit,llr,base,0,10);
}
static void uePdschIQ (OAIgraph_t *graph, PHY_VARS_NR_UE *phy_vars_ue, int eNB_id, int UE_id) {
static void uePdschIQ (scopeGraphData_t **data, OAIgraph_t *graph, PHY_VARS_NR_UE *phy_vars_ue, int eNB_id, int UE_id) {
// PDSCH I/Q of MF Output
if (!phy_vars_ue->pdsch_vars[0][eNB_id]->rxdataF_comp0[0])
return;
@@ -776,7 +787,7 @@ static void uePdschIQ (OAIgraph_t *graph, PHY_VARS_NR_UE *phy_vars_ue, int eNB_
AssertFatal(base <= sz*RX_NB_TH_MAX, "");
oai_xygraph(graph,I,Q,sz*RX_NB_TH_MAX,0,10);
}
static void uePdschThroughput (OAIgraph_t *graph, PHY_VARS_NR_UE *phy_vars_ue, int eNB_id, int UE_id) {
static void uePdschThroughput (scopeGraphData_t **data, OAIgraph_t *graph, PHY_VARS_NR_UE *phy_vars_ue, int eNB_id, int UE_id) {
/*
float tput_time_ue[NUMBER_OF_UE_MAX][TPUT_WINDOW_LENGTH] = {{0}};
float tput_ue[NUMBER_OF_UE_MAX][TPUT_WINDOW_LENGTH] = {{0}};
@@ -869,7 +880,9 @@ static OAI_phy_scope_t *create_phy_scope_nrue( int ID ) {
fl_show_form (fdui->phy_scope, FL_PLACE_HOTSPOT, FL_FULLBORDER, buf);
return fdui;
}
void phy_scope_nrUE(OAI_phy_scope_t *form,
void phy_scope_nrUE(scopeGraphData_t **UEliveData,
OAI_phy_scope_t *form,
PHY_VARS_NR_UE *phy_vars_ue,
int eNB_id,
int UE_id) {
@@ -886,12 +899,13 @@ void phy_scope_nrUE(OAI_phy_scope_t *form,
int i=0;
while (form->graph[i].graph) {
form->graph[i].nrUEfunct(form->graph+i, phy_vars_ue, eNB_id, UE_id);
form->graph[i].nrUEfunct(UEliveData, form->graph+i, phy_vars_ue, eNB_id, UE_id);
i++;
}
//fl_check_forms();
}
static void *nrUEscopeThread(void *arg) {
PHY_VARS_NR_UE *ue=(PHY_VARS_NR_UE *)arg;
size_t stksize;
@@ -903,9 +917,12 @@ static void *nrUEscopeThread(void *arg) {
fl_initialize (&fl_argc, &name, NULL, 0, 0);
OAI_phy_scope_t *form_nrue=create_phy_scope_nrue(0);
scopeGraphData_t *UEliveData[UEdataTypeNumberOfItems];
while (!oai_exit) {
fl_freeze_form(form_nrue->phy_scope);
phy_scope_nrUE(form_nrue,
phy_scope_nrUE(UEliveData,
form_nrue,
ue,
0,0);
fl_unfreeze_form(form_nrue->phy_scope);
@@ -915,10 +932,19 @@ static void *nrUEscopeThread(void *arg) {
pthread_exit((void *)arg);
}
void nrUEinitScope(PHY_VARS_NR_UE *ue) {
pthread_t forms_thread;
threadCreate(&forms_thread, nrUEscopeThread, ue, "scope", -1, OAI_PRIORITY_RT_LOW);
void UEcopyData(enum UEdataType type, void * data, int elementSz, int colSz, int lineSz) {
}
void nrUEinitScope(PHY_VARS_NR_UE *ue) {
AssertFatal(ue->scopeData=malloc(sizeof(scopeData_t)),"");
scopeData_t *scope=(scopeData_t *) ue->scopeData;
scope->copyData=UEcopyData;
pthread_t forms_thread;
threadCreate(&forms_thread, nrUEscopeThread, ue, "scope", -1, OAI_PRIORITY_RT_LOW);
}
void nrscope_autoinit(void *dataptr) {
AssertFatal( (IS_SOFTMODEM_GNB_BIT||IS_SOFTMODEM_5GUE_BIT),"Scope cannot find NRUE or GNB context");
openair1/PHY/TOOLS/phy_scope_interface.h
+11 -1
View File
@@ -32,6 +32,7 @@
#ifndef __PHY_SCOPE_INTERFACE_H__
#define __PHY_SCOPE_INTERFACE_H__
#include <openair1/PHY/defs_gNB.h>
typedef struct {
int *argc;
char **argv;
@@ -39,16 +40,25 @@ typedef struct {
PHY_VARS_gNB *gNB;
} scopeParms_t;
enum UEdataType {
pbchDlChEstimateTime,
pbchLlr,
pbchRxdataF_comp,
UEdataTypeNumberOfItems
};
typedef struct scopeData_s {
int *argc;
char **argv;
RU_t *ru;
PHY_VARS_gNB *gNB;
int32_t * rxdataF;
void * liveData;
void (*slotFunc)(int32_t* data, int slot, void * scopeData);
void (*copyData)(enum UEdataType, void * data, int elementSz, int colSz, int lineSz);
} scopeData_t;
int load_softscope(char *exectype, void *initarg);
int end_forms(void) ;
#define scopeCopy(ue, type, ...) if(ue->scopeData) ((scopeData_t*)ue->scopeData)->copyData(type, ##__VA_ARGS__);
#endif
openair1/PHY/defs_UE.h
+1
View File
@@ -839,6 +839,7 @@ typedef struct {
/// RF and Interface devices per CC
openair0_device rfdevice;
void *scopeData;
} PHY_VARS_UE;
/* this structure is used to pass both UE phy vars and
openair1/PHY/defs_nr_UE.h
+2 -36
View File
@@ -655,40 +655,6 @@ typedef struct {
#define PBCH_A 24
typedef struct {
/// \brief Pointers to extracted PBCH symbols in frequency-domain.
/// - first index: rx antenna [0..nb_antennas_rx[
/// - second index: ? [0..287] (hard coded)
int32_t **rxdataF_ext;
/// \brief Pointers to extracted and compensated PBCH symbols in frequency-domain.
/// - first index: ? [0..7] (hard coded) FIXME! accessed via \c nb_antennas_rx
/// - second index: ? [0..287] (hard coded)
int32_t **rxdataF_comp;
/// \brief Hold the channel estimates in frequency domain.
/// - first index: ? [0..7] (hard coded) FIXME! accessed via \c nb_antennas_rx
/// - second index: samples? [0..symbols_per_tti*(ofdm_symbol_size+LTE_CE_FILTER_LENGTH)[
int32_t **dl_ch_estimates;
/// \brief Pointers to downlink channel estimates in frequency-domain extracted in PRBS.
/// - first index: ? [0..7] (hard coded) FIXME! accessed via \c nb_antennas_rx
/// - second index: ? [0..287] (hard coded)
int32_t **dl_ch_estimates_ext;
/// \brief Hold the channel estimates in time domain (used for tracking).
/// - first index: ? [0..7] (hard coded) FIXME! accessed via \c nb_antennas_rx
/// - second index: samples? [0..2*ofdm_symbol_size[
int32_t **dl_ch_estimates_time;
int log2_maxh;
uint8_t pbch_a[NR_POLAR_PBCH_PAYLOAD_BITS>>3];
uint32_t pbch_a_interleaved;
uint32_t pbch_a_prime;
uint8_t pbch_e[NR_POLAR_PBCH_E];
int16_t demod_pbch_e[NR_POLAR_PBCH_E];
/// \brief Pointer to PBCH llrs.
/// - first index: ? [0..1919] (hard coded)
int16_t *llr;
/// \brief Pointer to PBCH decoded output.
/// - first index: ? [0..63] (hard coded)
uint8_t *decoded_output;
/// \brief PBCH additional bits
uint8_t xtra_byte;
/// \brief Total number of PDU errors.
uint32_t pdu_errors;
/// \brief Total number of PDU errors 128 frames ago.
@@ -696,7 +662,7 @@ typedef struct {
/// \brief Total number of consecutive PDU errors.
uint32_t pdu_errors_conseq;
/// \brief FER (in percent) .
uint32_t pdu_fer;
//uint32_t pdu_fer;
} NR_UE_PBCH;
typedef struct {
@@ -1075,7 +1041,7 @@ typedef struct {
#endif
int dl_stats[5];
void* scopeData;
} PHY_VARS_NR_UE;
/* this structure is used to pass both UE phy vars and
openair1/SCHED_NR_UE/defs.h
+7 -1
View File
@@ -82,6 +82,11 @@
#define DAQ_AGC_OFF 0
typedef struct {
uint8_t decoded_output[64];
uint8_t xtra_byte;
} fapiPbch_t;
/** @addtogroup _PHY_PROCEDURES_
* @{
*/
@@ -398,7 +403,8 @@ void nr_fill_rx_indication(fapi_nr_rx_indication_t *rx_ind,
NR_UE_DLSCH_t *dlsch0,
NR_UE_DLSCH_t *dlsch1,
uint16_t n_pdus,
UE_nr_rxtx_proc_t *proc);
UE_nr_rxtx_proc_t *proc,
void * typeSpecific);
bool nr_ue_dlsch_procedures(PHY_VARS_NR_UE *ue,
UE_nr_rxtx_proc_t *proc,
openair1/SCHED_NR_UE/phy_procedures_nr_ue.c
+22 -14
View File
@@ -118,7 +118,8 @@ void nr_fill_rx_indication(fapi_nr_rx_indication_t *rx_ind,
NR_UE_DLSCH_t *dlsch0,
NR_UE_DLSCH_t *dlsch1,
uint16_t n_pdus,
UE_nr_rxtx_proc_t *proc ){
UE_nr_rxtx_proc_t *proc,
void * typeSpecific){
NR_DL_FRAME_PARMS *frame_parms = &ue->frame_parms;
@@ -162,8 +163,11 @@ void nr_fill_rx_indication(fapi_nr_rx_indication_t *rx_ind,
rx_ind->rx_indication_body[n_pdus - 1].pdsch_pdu.pdu_length = dlsch0->harq_processes[dlsch0->current_harq_pid]->TBS / 8;
break;
case FAPI_NR_RX_PDU_TYPE_SSB:
rx_ind->rx_indication_body[n_pdus - 1].ssb_pdu.pdu = ue->pbch_vars[gNB_id]->decoded_output;
rx_ind->rx_indication_body[n_pdus - 1].ssb_pdu.additional_bits = ue->pbch_vars[gNB_id]->xtra_byte;
rx_ind->rx_indication_body[n_pdus - 1].ssb_pdu.pdu=malloc(sizeof(((fapiPbch_t*)typeSpecific)->decoded_output));
memcpy(rx_ind->rx_indication_body[n_pdus - 1].ssb_pdu.pdu,
((fapiPbch_t*)typeSpecific)->decoded_output,
sizeof(((fapiPbch_t*)typeSpecific)->decoded_output));
rx_ind->rx_indication_body[n_pdus - 1].ssb_pdu.additional_bits = ((fapiPbch_t*)typeSpecific)->xtra_byte;
rx_ind->rx_indication_body[n_pdus - 1].ssb_pdu.ssb_index = (frame_parms->ssb_index)&0x7;
rx_ind->rx_indication_body[n_pdus - 1].ssb_pdu.ssb_length = frame_parms->Lmax;
rx_ind->rx_indication_body[n_pdus - 1].ssb_pdu.cell_id = frame_parms->Nid_cell;
@@ -353,10 +357,9 @@ void nr_ue_measurement_procedures(uint16_t l,
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_UE_MEASUREMENT_PROCEDURES, VCD_FUNCTION_OUT);
}
void nr_ue_pbch_procedures(uint8_t gNB_id,
static void nr_ue_pbch_procedures(uint8_t gNB_id,
PHY_VARS_NR_UE *ue,
UE_nr_rxtx_proc_t *proc,
uint8_t abstraction_flag)
UE_nr_rxtx_proc_t *proc,int estimateSz, struct complex16 dl_ch_estimates[][estimateSz])
{
int ret = 0;
@@ -368,13 +371,15 @@ void nr_ue_pbch_procedures(uint8_t gNB_id,
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_UE_PBCH_PROCEDURES, VCD_FUNCTION_IN);
LOG_D(PHY,"[UE %d] Frame %d Slot %d, Trying PBCH (NidCell %d, gNB_id %d)\n",ue->Mod_id,frame_rx,nr_slot_rx,ue->frame_parms.Nid_cell,gNB_id);
fapiPbch_t result;
ret = nr_rx_pbch(ue, proc,
estimateSz, dl_ch_estimates,
ue->pbch_vars[gNB_id],
&ue->frame_parms,
gNB_id,
(ue->frame_parms.ssb_index)&7,
SISO);
SISO,
&result);
if (ret==0) {
@@ -444,7 +449,6 @@ void nr_ue_pbch_procedures(uint8_t gNB_id,
}
if (frame_rx % 100 == 0) {
ue->pbch_vars[gNB_id]->pdu_fer = ue->pbch_vars[gNB_id]->pdu_errors - ue->pbch_vars[gNB_id]->pdu_errors_last;
ue->pbch_vars[gNB_id]->pdu_errors_last = ue->pbch_vars[gNB_id]->pdu_errors;
}
@@ -794,16 +798,16 @@ bool nr_ue_dlsch_procedures(PHY_VARS_NR_UE *ue,
switch (pdsch) {
case RA_PDSCH:
nr_fill_dl_indication(&dl_indication, NULL, rx_ind, proc, ue, gNB_id);
nr_fill_rx_indication(rx_ind, FAPI_NR_RX_PDU_TYPE_RAR, gNB_id, ue, dlsch0, NULL, number_pdus, proc);
nr_fill_rx_indication(rx_ind, FAPI_NR_RX_PDU_TYPE_RAR, gNB_id, ue, dlsch0, NULL, number_pdus, proc, NULL);
ue->UE_mode[gNB_id] = RA_RESPONSE;
break;
case PDSCH:
nr_fill_dl_indication(&dl_indication, NULL, rx_ind, proc, ue, gNB_id);
nr_fill_rx_indication(rx_ind, FAPI_NR_RX_PDU_TYPE_DLSCH, gNB_id, ue, dlsch0, NULL, number_pdus, proc);
nr_fill_rx_indication(rx_ind, FAPI_NR_RX_PDU_TYPE_DLSCH, gNB_id, ue, dlsch0, NULL, number_pdus, proc, NULL);
break;
case SI_PDSCH:
nr_fill_dl_indication(&dl_indication, NULL, rx_ind, proc, ue, gNB_id);
nr_fill_rx_indication(rx_ind, FAPI_NR_RX_PDU_TYPE_SIB, gNB_id, ue, dlsch0, NULL, number_pdus, proc);
nr_fill_rx_indication(rx_ind, FAPI_NR_RX_PDU_TYPE_SIB, gNB_id, ue, dlsch0, NULL, number_pdus, proc, NULL);
break;
default:
break;
@@ -1399,6 +1403,9 @@ int phy_procedures_nrUE_RX(PHY_VARS_NR_UE *ue,
if (slot_ssb) {
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_UE_SLOT_FEP_PBCH, VCD_FUNCTION_IN);
LOG_D(PHY," ------ PBCH ChannelComp/LLR: frame.slot %d.%d ------ \n", frame_rx%1024, nr_slot_rx);
const int estimateSz=7*2*sizeof(int)*fp->ofdm_symbol_size;
struct complex16 dl_ch_estimates[fp->nb_antennas_rx][estimateSz];
struct complex16 dl_ch_estimates_time[fp->nb_antennas_rx][estimateSz];
for (int i=1; i<4; i++) {
nr_slot_fep(ue,
@@ -1408,7 +1415,7 @@ int phy_procedures_nrUE_RX(PHY_VARS_NR_UE *ue,
start_meas(&ue->dlsch_channel_estimation_stats);
nr_pbch_channel_estimation(ue,proc,gNB_id,nr_slot_rx,(ue->symbol_offset+i)%(fp->symbols_per_slot),i-1,(fp->ssb_index)&7,fp->half_frame_bit);
nr_pbch_channel_estimation(ue, estimateSz, dl_ch_estimates, dl_ch_estimates_time,proc,gNB_id,nr_slot_rx,(ue->symbol_offset+i)%(fp->symbols_per_slot),i-1,(fp->ssb_index)&7,fp->half_frame_bit);
stop_meas(&ue->dlsch_channel_estimation_stats);
}
@@ -1417,13 +1424,14 @@ int phy_procedures_nrUE_RX(PHY_VARS_NR_UE *ue,
if ((ue->decode_MIB == 1) && slot_pbch) {
LOG_D(PHY," ------ Decode MIB: frame.slot %d.%d ------ \n", frame_rx%1024, nr_slot_rx);
nr_ue_pbch_procedures(gNB_id, ue, proc, 0);
nr_ue_pbch_procedures(gNB_id, ue, proc, estimateSz, dl_ch_estimates);
if (ue->no_timing_correction==0) {
LOG_D(PHY,"start adjust sync slot = %d no timing %d\n", nr_slot_rx, ue->no_timing_correction);
nr_adjust_synch_ue(fp,
ue,
gNB_id,
estimateSz, dl_ch_estimates_time,
frame_rx,
nr_slot_rx,
0,
openair1/SIMULATION/NR_PHY/nr_dummy_functions.c
+3 -1
View File
@@ -1,5 +1,6 @@
#include "nfapi/oai_integration/vendor_ext.h"
int oai_nfapi_hi_dci0_req(nfapi_hi_dci0_request_t *hi_dci0_req) { return(0); }
int oai_nfapi_tx_req(nfapi_tx_request_t *tx_req) { return(0); }
int oai_nfapi_dl_config_req(nfapi_dl_config_request_t *dl_config_req) { return(0); }
@@ -35,4 +36,5 @@ void nr_fill_rx_indication(fapi_nr_rx_indication_t *rx_ind,
NR_UE_DLSCH_t *dlsch0,
NR_UE_DLSCH_t *dlsch1,
uint16_t n_pdus,
UE_nr_rxtx_proc_t *proc) {}
UE_nr_rxtx_proc_t *proc,
void * typeSpecific ) {}
openair1/SIMULATION/NR_PHY/pbchsim.c
+12 -6
View File
@@ -720,6 +720,9 @@ int main(int argc, char **argv)
UE_nr_rxtx_proc_t proc={0};
UE->rx_offset=0;
uint8_t ssb_index = 0;
const int estimateSz=7*2*sizeof(int)*frame_parms->ofdm_symbol_size;
struct complex16 dl_ch_estimates[frame_parms->nb_antennas_rx][estimateSz];
struct complex16 dl_ch_estimates_time[frame_parms->nb_antennas_rx][estimateSz];
while (!((SSB_positions >> ssb_index) & 0x01)) ssb_index++; // to select the first transmitted ssb
UE->symbol_offset = nr_get_ssb_start_symbol(frame_parms,ssb_index);
@@ -730,17 +733,20 @@ int main(int argc, char **argv)
i%frame_parms->symbols_per_slot,
ssb_slot);
nr_pbch_channel_estimation(UE,&proc,0,ssb_slot,i%frame_parms->symbols_per_slot,i-(UE->symbol_offset+1),ssb_index%8,n_hf);
nr_pbch_channel_estimation(UE,estimateSz, dl_ch_estimates, dl_ch_estimates_time, &proc,
0,ssb_slot,i%frame_parms->symbols_per_slot,i-(UE->symbol_offset+1),ssb_index%8,n_hf);
}
fapiPbch_t result;
ret = nr_rx_pbch(UE,
&proc,
UE->pbch_vars[0],
estimateSz, dl_ch_estimates,
UE->pbch_vars[0],
frame_parms,
0,
ssb_index%8,
SISO);
SISO,
&result);
if (ret==0) {
//UE->rx_ind.rx_indication_body->mib_pdu.ssb_index; //not yet detected automatically
@@ -749,9 +755,9 @@ int main(int argc, char **argv)
for (int i=0; i<8; i++)
gNB_xtra_byte |= ((gNB->pbch.pbch_a>>(31-i))&1)<<(7-i);
payload_ret = (UE->pbch_vars[0]->xtra_byte == gNB_xtra_byte);
payload_ret = (result.xtra_byte == gNB_xtra_byte);
for (i=0;i<3;i++){
payload_ret += (UE->pbch_vars[0]->decoded_output[i] == ((msgDataTx.ssb[ssb_index].ssb_pdu.ssb_pdu_rel15.bchPayload>>(8*i)) & 0xff));
payload_ret += (result.decoded_output[i] == ((msgDataTx.ssb[ssb_index].ssb_pdu.ssb_pdu_rel15.bchPayload>>(8*i)) & 0xff));
}
//printf("xtra byte gNB: 0x%02x UE: 0x%02x\n",gNB_xtra_byte, UE->pbch_vars[0]->xtra_byte);
//printf("ret %d\n", payload_ret);