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Merge remote-tracking branch 'origin/NR_FR2_RA' into integration_2021_wk02

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hardy
2021-01-11 14:53:36 +01:00
parent 1cff771937 50aa4607d7
commit fe7a5a2dbd
21 changed files with 139 additions and 137 deletions
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openair1/PHY/INIT/nr_init.c
+1
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@@ -134,6 +134,7 @@ int phy_init_nr_gNB(PHY_VARS_gNB *gNB,
nr_generate_modulation_table();
nr_init_pdcch_dmrs(gNB, cfg->cell_config.phy_cell_id.value);
nr_init_pbch_interleaver(gNB->nr_pbch_interleaver);
//PDSCH DMRS init
gNB->nr_gold_pdsch_dmrs = (uint32_t ****)malloc16(fp->slots_per_frame*sizeof(uint32_t ***));
uint32_t ****pdsch_dmrs = gNB->nr_gold_pdsch_dmrs;
openair1/PHY/INIT/nr_init_ue.c
+34
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@@ -586,6 +586,40 @@ int init_nr_ue_signal(PHY_VARS_NR_UE *ue,
}
}
//PDCCH DMRS init (eNB offset = 0)
ue->nr_gold_pdcch[0] = (uint32_t ***)malloc16(fp->slots_per_frame*sizeof(uint32_t **));
uint32_t ***pdcch_dmrs = ue->nr_gold_pdcch[0];
AssertFatal(pdcch_dmrs!=NULL, "NR init: pdcch_dmrs malloc failed\n");
for (int slot=0; slot<fp->slots_per_frame; slot++) {
pdcch_dmrs[slot] = (uint32_t **)malloc16(fp->symbols_per_slot*sizeof(uint32_t *));
AssertFatal(pdcch_dmrs[slot]!=NULL, "NR init: pdcch_dmrs for slot %d - malloc failed\n", slot);
for (int symb=0; symb<fp->symbols_per_slot; symb++) {
pdcch_dmrs[slot][symb] = (uint32_t *)malloc16(NR_MAX_PDCCH_DMRS_INIT_LENGTH_DWORD*sizeof(uint32_t));
AssertFatal(pdcch_dmrs[slot][symb]!=NULL, "NR init: pdcch_dmrs for slot %d symbol %d - malloc failed\n", slot, symb);
}
}
//PDSCH DMRS init (eNB offset = 0)
ue->nr_gold_pdsch[0] = (uint32_t ****)malloc16(fp->slots_per_frame*sizeof(uint32_t ***));
uint32_t ****pdsch_dmrs = ue->nr_gold_pdsch[0];
for (int slot=0; slot<fp->slots_per_frame; slot++) {
pdsch_dmrs[slot] = (uint32_t ***)malloc16(fp->symbols_per_slot*sizeof(uint32_t **));
AssertFatal(pdsch_dmrs[slot]!=NULL, "NR init: pdsch_dmrs for slot %d - malloc failed\n", slot);
for (int symb=0; symb<fp->symbols_per_slot; symb++) {
pdsch_dmrs[slot][symb] = (uint32_t **)malloc16(NR_MAX_NB_CODEWORDS*sizeof(uint32_t *));
AssertFatal(pdsch_dmrs[slot][symb]!=NULL, "NR init: pdsch_dmrs for slot %d symbol %d - malloc failed\n", slot, symb);
for (int q=0; q<NR_MAX_NB_CODEWORDS; q++) {
pdsch_dmrs[slot][symb][q] = (uint32_t *)malloc16(NR_MAX_PDSCH_DMRS_INIT_LENGTH_DWORD*sizeof(uint32_t));
AssertFatal(pdsch_dmrs[slot][symb][q]!=NULL, "NR init: pdsch_dmrs for slot %d symbol %d codeword %d - malloc failed\n", slot, symb, q);
}
}
}
// DLSCH
for (eNB_id=0; eNB_id<ue->n_connected_eNB; eNB_id++) {
for (th_id=0; th_id<RX_NB_TH_MAX; th_id++) {
openair1/PHY/NR_REFSIG/nr_gold_ue.c
+27 -67
View File
@@ -26,6 +26,7 @@ void nr_gold_pbch(PHY_VARS_NR_UE* ue)
unsigned int n, x1, x2;
unsigned int Nid, i_ssb, i_ssb2;
unsigned char Lmax, l, n_hf, N_hf;
uint8_t reset;
Nid = ue->frame_parms.Nid_cell;
Lmax = ue->frame_parms.Lmax;
@@ -37,24 +38,12 @@ void nr_gold_pbch(PHY_VARS_NR_UE* ue)
i_ssb = l & (Lmax-1);
i_ssb2 = i_ssb + (n_hf<<2);
x1 = 1 + (1<<31);
reset = 1;
x2 = (1<<11) * (i_ssb2 + 1) * ((Nid>>2) + 1) + (1<<6) * (i_ssb2 + 1) + (Nid&3);
x2 = x2 ^ ((x2 ^ (x2>>1) ^ (x2>>2) ^ (x2>>3))<<31);
// skip first 50 double words (1600 bits)
for (n = 1; n < 50; n++) {
x1 = (x1>>1) ^ (x1>>4);
x1 = x1 ^ (x1<<31) ^ (x1<<28);
x2 = (x2>>1) ^ (x2>>2) ^ (x2>>3) ^ (x2>>4);
x2 = x2 ^ (x2<<31) ^ (x2<<30) ^ (x2<<29) ^ (x2<<28);
}
for (n=0; n<NR_PBCH_DMRS_LENGTH_DWORD; n++) {
x1 = (x1>>1) ^ (x1>>4);
x1 = x1 ^ (x1<<31) ^ (x1<<28);
x2 = (x2>>1) ^ (x2>>2) ^ (x2>>3) ^ (x2>>4);
x2 = x2 ^ (x2<<31) ^ (x2<<30) ^ (x2<<29) ^ (x2<<28);
ue->nr_gold_pbch[n_hf][l][n] = x1 ^ x2;
ue->nr_gold_pbch[n_hf][l][n] = lte_gold_generic(&x1, &x2, reset);
reset = 0;
}
}
@@ -69,41 +58,27 @@ void nr_gold_pdcch(PHY_VARS_NR_UE* ue,
unsigned char ns,l;
unsigned int n,x1,x2,x2tmp0;
unsigned int nid;
uint8_t reset;
if (n_idDMRS)
nid = n_idDMRS;
else
nid = ue->frame_parms.Nid_cell;
if (n_idDMRS)
nid = n_idDMRS;
else
nid = ue->frame_parms.Nid_cell;
for (ns=0; ns<20; ns++) {
for (ns=0; ns<ue->frame_parms.slots_per_frame; ns++) {
for (l=0; l<length_dmrs; l++) {
for (l=0; l<length_dmrs; l++) {
x2tmp0 = ((14*ns+l+1)*((nid<<1)+1))<<17;
x2 = (x2tmp0+(nid<<1))%(1<<31); //cinit
x1 = 1+ (1<<31);
x2=x2 ^ ((x2 ^ (x2>>1) ^ (x2>>2) ^ (x2>>3))<<31);
// skip first 50 double words (1600 bits)
for (n=1; n<50; n++) {
x1 = (x1>>1) ^ (x1>>4);
x1 = x1 ^ (x1<<31) ^ (x1<<28);
x2 = (x2>>1) ^ (x2>>2) ^ (x2>>3) ^ (x2>>4);
x2 = x2 ^ (x2<<31) ^ (x2<<30) ^ (x2<<29) ^ (x2<<28);
//printf("x1 : %x, x2 : %x\n",x1,x2);
}
for (n=0; n<52; n++) {
x1 = (x1>>1) ^ (x1>>4);
x1 = x1 ^ (x1<<31) ^ (x1<<28);
x2 = (x2>>1) ^ (x2>>2) ^ (x2>>3) ^ (x2>>4);
x2 = x2 ^ (x2<<31) ^ (x2<<30) ^ (x2<<29) ^ (x2<<28);
ue->nr_gold_pdcch[0][ns][l][n] = x1^x2;
// if (ns==1 && l==0) printf("n=%d : c %x\n",n,x1^x2);
}
}
reset = 1;
x2tmp0 = ((ue->frame_parms.symbols_per_slot*ns+l+1)*((nid<<1)+1))<<17;
x2 = (x2tmp0+(nid<<1))%(1<<31); //cinit
for (n=0; n<NR_MAX_PDCCH_DMRS_INIT_LENGTH_DWORD; n++) {
ue->nr_gold_pdcch[0][ns][l][n] = lte_gold_generic(&x1, &x2, reset);
reset = 0;
}
}
}
}
void nr_gold_pdsch(PHY_VARS_NR_UE* ue,
@@ -114,6 +89,7 @@ void nr_gold_pdsch(PHY_VARS_NR_UE* ue,
unsigned int n,x1,x2,x2tmp0;
int nscid;
unsigned int nid;
uint8_t reset;
/// to be updated from higher layer
//unsigned short lbar = 0;
@@ -126,32 +102,16 @@ void nr_gold_pdsch(PHY_VARS_NR_UE* ue,
//printf("gold pdsch nid %d lbar %d\n",nid,lbar);
for (l=0; l<14; l++) {
x2tmp0 = ((14*ns+l+1)*((nid<<1)+1))<<17;
for (l=0; l<ue->frame_parms.symbols_per_slot; l++) {
reset = 1;
x2tmp0 = ((ue->frame_parms.symbols_per_slot*ns+l+1)*((nid<<1)+1))<<17;
x2 = (x2tmp0+(nid<<1)+nscid)%(1<<31); //cinit
LOG_D(PHY,"UE DMRS slot %d, symb %d, x2 %x, nscid %d\n",ns,l,x2,nscid);
//printf("ns %d gold pdsch x2 %d\n",ns,x2);
x1 = 1+ (1<<31);
x2=x2 ^ ((x2 ^ (x2>>1) ^ (x2>>2) ^ (x2>>3))<<31);
// skip first 50 double words (1600 bits)
for (n=1; n<50; n++) {
x1 = (x1>>1) ^ (x1>>4);
x1 = x1 ^ (x1<<31) ^ (x1<<28);
x2 = (x2>>1) ^ (x2>>2) ^ (x2>>3) ^ (x2>>4);
x2 = x2 ^ (x2<<31) ^ (x2<<30) ^ (x2<<29) ^ (x2<<28);
//printf("x1 : %x, x2 : %x\n",x1,x2);
}
for (n=0; n<NR_MAX_PDSCH_DMRS_INIT_LENGTH_DWORD; n++) {
x1 = (x1>>1) ^ (x1>>4);
x1 = x1 ^ (x1<<31) ^ (x1<<28);
x2 = (x2>>1) ^ (x2>>2) ^ (x2>>3) ^ (x2>>4);
x2 = x2 ^ (x2<<31) ^ (x2<<30) ^ (x2<<29) ^ (x2<<28);
ue->nr_gold_pdsch[nscid][ns][l][n] = x1^x2;
// if ((ns==2)&&(l==0))
//printf("n=%d : c %x\n",n,x1^x2);
ue->nr_gold_pdsch[0][ns][l][nscid][n] = lte_gold_generic(&x1, &x2, reset);
reset = 0;
}
}
}
openair1/PHY/NR_UE_ESTIMATION/nr_dl_channel_estimation.c
+2 -2
View File
@@ -689,7 +689,7 @@ int nr_pdsch_channel_estimation(PHY_VARS_NR_UE *ue,
uint16_t rb_offset = (bwp_start_subcarrier - ue->frame_parms.first_carrier_offset) / 12;
uint8_t config_type = ue->dmrs_DownlinkConfig.pdsch_dmrs_type;
int8_t delta = get_delta(p, config_type);
nr_pdsch_dmrs_rx(ue,Ns,ue->nr_gold_pdsch[eNB_offset][Ns][symbol], &pilot[0],1000,0,nb_rb_pdsch+rb_offset);
nr_pdsch_dmrs_rx(ue,Ns,ue->nr_gold_pdsch[eNB_offset][Ns][symbol][0], &pilot[0],1000,0,nb_rb_pdsch+rb_offset);
if (config_type == pdsch_dmrs_type1){
nushift = (p>>1)&1;
@@ -1321,7 +1321,7 @@ void nr_pdsch_ptrs_processing(PHY_VARS_NR_UE *ue,
nr_slot_rx,
symbol,frame_parms->ofdm_symbol_size,
(int16_t*)&pdsch_vars[eNB_id]->rxdataF_comp0[aarx][(symbol * nb_re_pdsch)],
ue->nr_gold_pdsch[eNB_id][nr_slot_rx][symbol],
ue->nr_gold_pdsch[eNB_id][nr_slot_rx][symbol][0],
&phase_per_symbol[2* symbol],
&ptrs_re_symbol[symbol]);
}
openair1/PHY/defs_nr_UE.h
+3 -3
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@@ -889,7 +889,7 @@ typedef struct {
UE_MODE_t UE_mode[NUMBER_OF_CONNECTED_gNB_MAX];
/// cell-specific reference symbols
uint32_t lte_gold_table[7][20][2][14];
//uint32_t lte_gold_table[7][20][2][14];
#if defined(UPGRADE_RAT_NR)
@@ -903,10 +903,10 @@ typedef struct {
uint32_t nr_gold_pbch[2][64][NR_PBCH_DMRS_LENGTH_DWORD];
/// PDSCH DMRS
uint32_t nr_gold_pdsch[2][20][14][NR_MAX_PDSCH_DMRS_INIT_LENGTH_DWORD];
uint32_t ****nr_gold_pdsch[NUMBER_OF_CONNECTED_eNB_MAX];
/// PDCCH DMRS
uint32_t nr_gold_pdcch[7][20][3][52];
uint32_t ***nr_gold_pdcch[NUMBER_OF_CONNECTED_eNB_MAX];
/// PUSCH DMRS sequence
uint32_t ****nr_gold_pusch_dmrs;