Skip to content

O
OpenXG-RAN
Commit dae99fc3 authored by root's avatar root
Browse files
Options

Merge branch 'develop-nr' of https://gitlab.eurecom.fr/oai/openairinterface5g into develop-nr

parents 5688983e 8d90ece2
Hide whitespace changes
Inline Side-by-side
Showing with 1138 additions and 110 deletions
openair1/PHY/MODULATION/modulation_UE.h
View file @ dae99fc3
......@@ -48,12 +48,13 @@ int slot_fep(PHY_VARS_UE *phy_vars_ue,
int no_prefix,
int reset_freq_est);
int slot_fep_pbch(PHY_VARS_NR_UE *phy_vars_ue,
int nr_slot_fep(PHY_VARS_NR_UE *phy_vars_ue,
unsigned char l,
unsigned char Ns,
int sample_offset,
int no_prefix,
int reset_freq_est);
int reset_freq_est,
NR_CHANNEL_EST_t channel);
int slot_fep_mbsfn(PHY_VARS_UE *phy_vars_ue,
unsigned char l,
......
openair1/PHY/MODULATION/slot_fep.c
View file @ dae99fc3
......@@ -23,17 +23,19 @@
#include "PHY/defs_nr_UE.h"
#include "modulation_UE.h"
#include "PHY/LTE_ESTIMATION/lte_estimation.h"
#include "PHY/NR_UE_ESTIMATION/nr_estimation.h"
//#define DEBUG_FEP
#define SOFFSET 0
int slot_fep_pbch(PHY_VARS_NR_UE *ue,
int nr_slot_fep(PHY_VARS_NR_UE *ue,
unsigned char l,
unsigned char Ns,
int sample_offset,
int no_prefix,
int reset_freq_est)
int reset_freq_est,
NR_CHANNEL_EST_t channel)
{
NR_DL_FRAME_PARMS *frame_parms = &ue->frame_parms;
NR_UE_COMMON *common_vars = &ue->common_vars;
......@@ -47,6 +49,11 @@ int slot_fep_pbch(PHY_VARS_NR_UE *ue,
int i;
unsigned int frame_length_samples = frame_parms->samples_per_subframe * 10;
unsigned int rx_offset;
//NR_UE_PDCCH *pdcch_vars = ue->pdcch_vars[ue->current_thread_id[Ns>>1]][0];
uint16_t coreset_start_subcarrier = frame_parms->first_carrier_offset;
uint16_t nb_rb_coreset = 24;
uint16_t bwp_start_subcarrier = frame_parms->first_carrier_offset;
uint16_t nb_rb_pdsch = 100;
/*LTE_UE_DLSCH_t **dlsch_ue = phy_vars_ue->dlsch_ue[eNB_id];
unsigned char harq_pid = dlsch_ue[0]->current_harq_pid;
......@@ -181,7 +188,10 @@ int slot_fep_pbch(PHY_VARS_NR_UE *ue,
}
if (ue->perfect_ce == 0) {
if ((l>0) && (l<4)) {
switch(channel){
case NR_PBCH_EST:
if ((l>4) && (l<8)) {
for (aa=0; aa<frame_parms->nb_antenna_ports_eNB; aa++) {
#ifdef DEBUG_FEP
......@@ -196,7 +206,9 @@ int slot_fep_pbch(PHY_VARS_NR_UE *ue,
l,
symbol);
}
#if UE_TIMING_TRACE
stop_meas(&ue->dlsch_channel_estimation_stats);
#endif
// do frequency offset estimation here!
// use channel estimates from current symbol (=ch_t) and last symbol (ch_{t-1})
......@@ -221,6 +233,60 @@ int slot_fep_pbch(PHY_VARS_NR_UE *ue,
}
}
break;
case NR_PDCCH_EST:
for (aa=0; aa<frame_parms->nb_antenna_ports_eNB; aa++) {
#ifdef DEBUG_FEP
printf("Channel estimation eNB %d, aatx %d, slot %d, symbol %d\n",eNB_id,aa,Ns,l);
#endif
#if UE_TIMING_TRACE
start_meas(&ue->dlsch_channel_estimation_stats);
#endif
nr_pdcch_channel_estimation(ue,eNB_id,0,
Ns,
aa,
l,
symbol,
coreset_start_subcarrier,
nb_rb_coreset);
#if UE_TIMING_TRACE
stop_meas(&ue->dlsch_channel_estimation_stats);
#endif
}
break;
case NR_PDSCH_EST:
for (aa=0; aa<frame_parms->nb_antenna_ports_eNB; aa++) {
#ifdef DEBUG_FEP
printf("Channel estimation eNB %d, aatx %d, slot %d, symbol %d\n",eNB_id,aa,Ns,l);
#endif
#if UE_TIMING_TRACE
start_meas(&ue->dlsch_channel_estimation_stats);
#endif
nr_pdsch_channel_estimation(ue,eNB_id,0,
Ns,
aa,
l,
symbol,
bwp_start_subcarrier,
nb_rb_pdsch);
#if UE_TIMING_TRACE
stop_meas(&ue->dlsch_channel_estimation_stats);
#endif
}
break;
case NR_SSS_EST:
break;
default:
LOG_E(PHY,"[UE][FATAL] Unknown channel format %d\n",channel);
return(-1);
break;
}
}
......
openair1/PHY/NR_REFSIG/nr_dmrs_rx.c
View file @ dae99fc3
......@@ -50,20 +50,72 @@ int wt1[8][2] = {{1,1},{1,1},{1,1},{1,1},{1,-1},{1,-1},{1,-1},{1,-1}};
int wf2[12][2] = {{1,1},{1,-1},{1,1},{1,-1},{1,1},{1,-1},{1,1},{1,1},{1,1},{1,-1},{1,1},{1,1}};
int wt2[12][2] = {{1,1},{1,1},{1,1},{1,1},{1,1},{1,1},{1,-1},{1,-1},{1,-1},{1,-1},{1,-1},{1,-1}};
//short nr_mod_table[14] = {0,0,-23170,-23170,23170,23170,-23170,-23170,-23170,23170,23170,-23170,23170,23170};
short nr_rx_mod_table[NR_MOD_TABLE_SIZE_SHORT] = {0,0,23170,-23170,-23170,23170,23170,-23170,23170,23170,-23170,-23170,-23170,23170};
//short nr_mod_table[14] = {0,0,23170,23170,-23170,-23170,23170,23170,23170,-23170,-23170,23170,-23170,-23170};
//extern short nr_mod_table[NR_MOD_TABLE_SIZE_SHORT];
short nr_rx_mod_table[NR_MOD_TABLE_SIZE_SHORT] = {0,0,23170,-23170,-23170,23170,23170,-23170,23170,23170,-23170,-23170,-23170,23170};
int nr_pdcch_dmrs_rx(PHY_VARS_NR_UE *ue,
uint8_t eNB_offset,
unsigned int Ns,
unsigned int nr_gold_pdcch[7][20][3][10],
int32_t *output,
unsigned short p,
int length_dmrs,
unsigned short nb_rb_coreset)
{
int32_t qpsk[4],n;
int w,ind,l,ind_dword,ind_qpsk_symb,kp,k;
short pamp;
// Compute the correct pilot amplitude, sqrt_rho_b = Q3.13
pamp = ONE_OVER_SQRT2_Q15;
// This includes complex conjugate for channel estimation
((short *)&qpsk[0])[0] = pamp;
((short *)&qpsk[0])[1] = -pamp;
((short *)&qpsk[1])[0] = -pamp;
((short *)&qpsk[1])[1] = -pamp;
((short *)&qpsk[2])[0] = pamp;
((short *)&qpsk[2])[1] = pamp;
((short *)&qpsk[3])[0] = -pamp;
((short *)&qpsk[3])[1] = pamp;
if (p==2000) {
// r_n from 38.211 7.4.1.3
for (n=0; n<nb_rb_coreset*3; n++) {
for (l =0; l<length_dmrs; l++){
for (kp=0; kp<3; kp++){
ind = 3*n+kp;
ind_dword = ind>>4;
ind_qpsk_symb = ind&0xf;
output[k] = qpsk[(nr_gold_pdcch[eNB_offset][Ns][l][ind_dword]>>(2*ind_qpsk_symb))&3];
#ifdef DEBUG_DL_DMRS
LOG_I(PHY,"Ns %d, p %d, ind_dword %d, ind_qpsk_symbol %d\n",
Ns,p,idx_dword,idx_qpsk_symb);
LOG_I(PHY,"index = %d\n",(nr_gold_pdsch[0][Ns][lprime][ind_dword]>>(2*ind_qpsk_symb))&3);
#endif
k++;
}
}
}
} else {
LOG_E(PHY,"Illegal PDCCH DMRS port %d\n",p);
}
return(0);
}
int nr_pdsch_dmrs_rx(PHY_VARS_NR_UE *ue,
unsigned int ncp,
uint8_t eNB_offset,
unsigned int Ns,
unsigned int nr_gold_pdsch[2][20][2][21],
int32_t *output,
unsigned short p,
int length_dmrs,
unsigned short nb_pdsch_rb)
unsigned short nb_rb_pdsch)
{
int32_t qpsk[4],nqpsk[4],*qpsk_p, n;
int w,mprime,ind,l,ind_dword,ind_qpsk_symb,kp,lp, config_type, k;
......@@ -77,7 +129,7 @@ int nr_pdsch_dmrs_rx(PHY_VARS_NR_UE *ue,
printf("dmrs config type %d port %d\n", config_type, p);
// Compute the correct pilot amplitude, sqrt_rho_b = Q3.13
pamp = 23170; //ONE_OVER_SQRT2_Q15;
pamp = ONE_OVER_SQRT2_Q15;
// This includes complex conjugate for channel estimation
((short *)&qpsk[0])[0] = pamp;
......@@ -105,10 +157,9 @@ int nr_pdsch_dmrs_rx(PHY_VARS_NR_UE *ue,
LOG_E(PHY,"Bad PDSCH DMRS config type %d\n", config_type);
if ((p>=1000) && (p<((config_type==0) ? 1008 : 1012))) {
if (/*ue->frame_parms.Ncp == NORMAL*/ncp ==0) {
// r_n from 38.211 7.4.1.1
for (n=0; n<nb_pdsch_rb*((config_type==0) ? 3:2); n++) {
for (n=0; n<nb_rb_pdsch*((config_type==0) ? 3:2); n++) {
for (lp =0; lp<length_dmrs; lp++){
for (kp=0; kp<2; kp++){
w = (wf[p-1000][kp])*(wt[p-1000][lp]);
......@@ -118,7 +169,7 @@ int nr_pdsch_dmrs_rx(PHY_VARS_NR_UE *ue,
ind_dword = ind>>4;
ind_qpsk_symb = ind&0xf;
output[k] = qpsk_p[(ue->nr_gold_pdsch[0][Ns][lp][ind_dword]>>(2*ind_qpsk_symb))&3];
output[k] = qpsk_p[(nr_gold_pdsch[0][Ns][lp][ind_dword]>>(2*ind_qpsk_symb))&3];
#ifdef DEBUG_DL_DMRS
......@@ -131,9 +182,6 @@ int nr_pdsch_dmrs_rx(PHY_VARS_NR_UE *ue,
}
}
}
} else {
LOG_E(PHY,"extended cp not supported for PDSCH DMRS yet\n");
}
} else {
LOG_E(PHY,"Illegal p %d PDSCH DMRS port\n",p);
}
......
openair1/PHY/NR_REFSIG/nr_gold_ue.c
View file @ dae99fc3
......@@ -64,11 +64,54 @@ void nr_gold_pbch(PHY_VARS_NR_UE* ue)
}
void nr_gold_pdsch(PHY_VARS_NR_UE* ue,unsigned short lbar,unsigned int nr_gold_pdsch[2][20][2][21],unsigned int Nid_cell, unsigned short *n_idDMRS, unsigned short length_dmrs)
void nr_gold_pdcch(PHY_VARS_NR_UE* ue,unsigned int Nid_cell, unsigned short n_idDMRS, unsigned short length_dmrs)
{
unsigned char ns,l;
unsigned int n,x1,x2,x2tmp0,x2tmp1, x2tmp2,x2s;
unsigned int n,x1,x2,x2tmp0;
unsigned int nid;
if (n_idDMRS)
nid = n_idDMRS;
else
nid = Nid_cell;
for (ns=0; ns<20; ns++) {
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<10; 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;
//printf("n=%d : c %x\n",n,x1^x2);
}
}
}
}
void nr_gold_pdsch(PHY_VARS_NR_UE* ue,unsigned short lbar,unsigned int Nid_cell, unsigned short *n_idDMRS, unsigned short length_dmrs)
{
unsigned char ns,l;
unsigned int n,x1,x2,x2tmp0;
int nscid;
unsigned int nid;
......@@ -86,7 +129,7 @@ void nr_gold_pdsch(PHY_VARS_NR_UE* ue,unsigned short lbar,unsigned int nr_gold_p
for (l=0; l<length_dmrs; l++) {
x2tmp0 = ((14*ns+(lbar+l)+1)*((nid<<1)+1))<<17;
x2 = (x2tmp0+(nid<<1))%(1<<31); //cinit
x2 = (x2tmp0+(nid<<1)+nscid)%(1<<31); //cinit
x1 = 1+ (1<<31);
x2=x2 ^ ((x2 ^ (x2>>1) ^ (x2>>2) ^ (x2>>3))<<31);
......@@ -105,7 +148,7 @@ void nr_gold_pdsch(PHY_VARS_NR_UE* ue,unsigned short lbar,unsigned int nr_gold_p
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);
nr_gold_pdsch[nscid][ns][l][n] = x1^x2;
ue->nr_gold_pdsch[nscid][ns][l][n] = x1^x2;
//printf("n=%d : c %x\n",n,x1^x2);
}
......
openair1/PHY/NR_REFSIG/refsig_defs_ue.h
View file @ dae99fc3
......@@ -31,20 +31,36 @@
*/
int nr_pbch_dmrs_rx(unsigned int *nr_gold_pbch, int32_t *output );
/*int nr_pdsch_dmrs_rx(PHY_VARS_NR_UE *ue,
unsigned int ncp,
/*!\brief This function generates the NR Gold sequence (38-211, Sec 5.2.1) for the PDCCH DMRS.
@param PHY_VARS_NR_UE* ue structure provides configuration, frame parameters and the pointers to the 32 bits sequence storage tables
*/
int nr_pdcch_dmrs_rx(PHY_VARS_NR_UE *ue,
uint8_t eNB_offset,
unsigned int Ns,
unsigned int nr_gold_pdcch[7][20][3][10],
int32_t *output,
unsigned short p,
int length_dmrs,
unsigned short nb_rb_corset);
int nr_pdsch_dmrs_rx(PHY_VARS_NR_UE *ue,
uint8_t eNB_offset,
unsigned int Ns,
unsigned int nr_gold_pdsch[2][20][2][21],
int32_t *output,
unsigned short p,
int length_dmrs,
unsigned short nb_pdsch_rb);*/
unsigned short nb_rb_pdsch);
void nr_gold_pbch(PHY_VARS_NR_UE* ue);
void nr_gold_pdcch(PHY_VARS_NR_UE* ue,
unsigned int Nid_cell,
unsigned short n_idDMRS,
unsigned short length_dmrs);
void nr_gold_pdsch(PHY_VARS_NR_UE* ue,
unsigned short lbar,
unsigned int nr_gold_pdsch[2][20][2][21],
unsigned int Nid_cell,
unsigned short *n_idDMRS,
unsigned short length_dmrs);
......
openair1/PHY/NR_REFSIG/ss_pbch_nr.h
View file @ dae99fc3
......@@ -51,10 +51,10 @@
#define PSS_SC_START_NR (52) /* see from TS 38.211 table 7.4.3.1-1: Resources within an SS/PBCH block for PSS... */
/* define ofdm symbol offset in the SS/PBCH block of NR synchronisation */
#define PSS_SYMBOL_NB (0) /* symbol numbers for each element */
#define PBCH_SYMBOL_NB (1)
#define SSS_SYMBOL_NB (2)
#define PBCH_LAST_SYMBOL_NB (3)
#define PSS_SYMBOL_NB (4) /* symbol numbers for each element */
#define PBCH_SYMBOL_NB (5)
#define SSS_SYMBOL_NB (6)
#define PBCH_LAST_SYMBOL_NB (7)
/* SS/PBCH parameters */
#define N_RB_SS_PBCH_BLOCK (20)
......
openair1/PHY/NR_UE_ESTIMATION/filt16a_32.h
View file @ dae99fc3
......@@ -84,3 +84,28 @@ short filt16a_2l1[16] = {
short filt16a_2r1[16] = {
-4096,0,4096,8192,12288,16384,0,0,0,0,0,0,0,0,0,0};
/*filter8*/
short filt8_l0[8] = {
16384,8192,0,0,0,0,0,0};
short filt8_mr0[8] = {
0,8192,16384,8192,0,-8192,0,0};
short filt8_r0[8] = {
0,8192,16384,24576,0,0,0,0};
short filt8_m0[8] = {
0,8192,16384,8192,0,0,0,0};
short filt8_l1[8] = {
24576,16384,0,0,0,0,0,0};
short filt8_ml1[8] = {
-8192,0,8192,16384,8192,0,0,0};
short filt8_r1[8] = {
0,0,8192,16384,0,0,0,0};
short filt8_m1[8] = {
0,0,8192,16384,8192,0,0,0};
openair1/PHY/NR_UE_ESTIMATION/nr_dl_channel_estimation.c
View file @ dae99fc3
......@@ -221,3 +221,364 @@ int nr_pbch_channel_estimation(PHY_VARS_NR_UE *ue,
return(0);
}
int nr_pdcch_channel_estimation(PHY_VARS_NR_UE *ue,
uint8_t eNB_id,
uint8_t eNB_offset,
unsigned char Ns,
unsigned char p,
unsigned char l,
unsigned char symbol,
unsigned short coreset_start_subcarrier,
unsigned short nb_rb_coreset)
{
int pilot[2][200] __attribute__((aligned(16)));
unsigned char aarx;
unsigned short k;
unsigned int pilot_cnt;
int16_t ch[2],*pil,*rxF,*dl_ch,*fl,*fm,*fr;
int ch_offset,symbol_offset;
//uint16_t Nid_cell = (eNB_offset == 0) ? ue->frame_parms.Nid_cell : ue->measurements.adj_cell_id[eNB_offset-1];
uint8_t nushift;
int **dl_ch_estimates =ue->common_vars.common_vars_rx_data_per_thread[ue->current_thread_id[Ns>>1]].dl_ch_estimates[eNB_offset];
int **rxdataF=ue->common_vars.common_vars_rx_data_per_thread[ue->current_thread_id[Ns>>1]].rxdataF;
nushift = 1;
ue->frame_parms.nushift = nushift;
if (ue->high_speed_flag == 0) // use second channel estimate position for temporary storage
ch_offset = ue->frame_parms.ofdm_symbol_size ;
else
ch_offset = ue->frame_parms.ofdm_symbol_size*symbol;
symbol_offset = ue->frame_parms.ofdm_symbol_size*symbol;
k = coreset_start_subcarrier;
#ifdef DEBUG_CH
printf("PBCH Channel Estimation : ThreadId %d, eNB_offset %d cell_id %d ch_offset %d, OFDM size %d, Ncp=%d, l=%d, Ns=%d, k=%d symbol %d\n",ue->current_thread_id[Ns>>1], eNB_offset,Nid_cell,ch_offset,ue->frame_parms.ofdm_symbol_size,
ue->frame_parms.Ncp,l,Ns,k, symbol);
#endif
fl = filt16a_l1;
fm = filt16a_m1;
fr = filt16a_r1;
// generate pilot
nr_pdcch_dmrs_rx(ue,eNB_offset,Ns,ue->nr_gold_pdcch[eNB_offset][Ns][symbol], &pilot[p][0],2000,symbol, nb_rb_coreset);
for (aarx=0; aarx<ue->frame_parms.nb_antennas_rx; aarx++) {
pil = (int16_t *)&pilot[p][0];
rxF = (int16_t *)&rxdataF[aarx][(symbol_offset+k+nushift)];
dl_ch = (int16_t *)&dl_ch_estimates[(p<<1)+aarx][ch_offset];
memset(dl_ch,0,4*(ue->frame_parms.ofdm_symbol_size));
if (ue->high_speed_flag==0) // multiply previous channel estimate by ch_est_alpha
multadd_complex_vector_real_scalar(dl_ch-(ue->frame_parms.ofdm_symbol_size<<1),
ue->ch_est_alpha,dl_ch-(ue->frame_parms.ofdm_symbol_size<<1),
1,ue->frame_parms.ofdm_symbol_size);
#ifdef DEBUG_CH
printf("ch est pilot addr %p RB_DL %d\n",&pilot[p][0], ue->frame_parms.N_RB_DL);
printf("k %d, first_carrier %d\n",k,ue->frame_parms.first_carrier_offset);
printf("rxF addr %p\n", rxF);
printf("dl_ch addr %p\n",dl_ch);
#endif
if ((ue->frame_parms.N_RB_DL&1)==0) {
// Treat first 2 pilots specially (left edge)
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);
#ifdef DEBUG_CH
printf("ch 0 %d\n",((int32_t)pil[0]*rxF[0] - (int32_t)pil[1]*rxF[1]));
printf("pilot 0 : rxF - > (%d,%d) addr %p ch -> (%d,%d), pil -> (%d,%d) \n",rxF[0],rxF[1],&rxF[0],ch[0],ch[1],pil[0],pil[1]);
#endif
multadd_real_vector_complex_scalar(fl,
ch,
dl_ch,
16);
pil+=2;
rxF+=8;
//for (int i= 0; i<8; i++)
//printf("dl_ch addr %p %d\n", dl_ch+i, *(dl_ch+i));
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);
#ifdef DEBUG_CH
printf("pilot 1 : rxF - > (%d,%d) ch -> (%d,%d), pil -> (%d,%d) \n",rxF[0],rxF[1],ch[0],ch[1],pil[0],pil[1]);
#endif
multadd_real_vector_complex_scalar(fm,
ch,
dl_ch,
16);
pil+=2;
rxF+=8;
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);
#ifdef DEBUG_CH
printf("pilot 2 : rxF - > (%d,%d) ch -> (%d,%d), pil -> (%d,%d) \n",rxF[0],rxF[1],ch[0],ch[1],pil[0],pil[1]);
#endif
multadd_real_vector_complex_scalar(fr,
ch,
dl_ch,
16);
pil+=2;
rxF+=8;
dl_ch+=24;
k+=12;
for (pilot_cnt=3; pilot_cnt<(3*nb_rb_coreset); pilot_cnt+=3) {
if (k >= ue->frame_parms.ofdm_symbol_size){
k-=ue->frame_parms.ofdm_symbol_size;
rxF = (int16_t *)&rxdataF[aarx][(symbol_offset+k+nushift)];}
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);
#ifdef DEBUG_CH
printf("pilot %d : rxF - > (%d,%d) ch -> (%d,%d), pil -> (%d,%d) \n",pilot_cnt,rxF[0],rxF[1],ch[0],ch[1],pil[0],pil[1]);
#endif
multadd_real_vector_complex_scalar(fl,
ch,
dl_ch,
16);
//for (int i= 0; i<8; i++)
// printf("pilot_cnt %d dl_ch %d %d\n", pilot_cnt, dl_ch+i, *(dl_ch+i));
pil+=2;
rxF+=8;
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);
#ifdef DEBUG_CH
printf("pilot %d : rxF - > (%d,%d) ch -> (%d,%d), pil -> (%d,%d) \n",pilot_cnt+1,rxF[0],rxF[1],ch[0],ch[1],pil[0],pil[1]);
#endif
multadd_real_vector_complex_scalar(fm,
ch,
dl_ch,
16);
pil+=2;
rxF+=8;
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);
#ifdef DEBUG_CH
printf("pilot 1 : rxF - > (%d,%d) ch -> (%d,%d), pil -> (%d,%d) \n",rxF[0],rxF[1],ch[0],ch[1],pil[0],pil[1]);
#endif
multadd_real_vector_complex_scalar(fr,
ch,
dl_ch,
16);
pil+=2;
rxF+=8;
dl_ch+=24;
k+=12;
}
}
}
return(0);
}
int nr_pdsch_channel_estimation(PHY_VARS_NR_UE *ue,
uint8_t eNB_id,
uint8_t eNB_offset,
unsigned char Ns,
unsigned char p,
unsigned char l,
unsigned char symbol,
unsigned short bwp_start_subcarrier,
unsigned short nb_rb_pdsch)
{
int pilot[2][200] __attribute__((aligned(16)));
unsigned char aarx;
unsigned short k;
unsigned int pilot_cnt;
int16_t ch[2],*pil,*rxF,*dl_ch,*fl,*fm,*fr,*fml,*fmr;
int ch_offset,symbol_offset;
//uint16_t Nid_cell = (eNB_offset == 0) ? ue->frame_parms.Nid_cell : ue->measurements.adj_cell_id[eNB_offset-1];
uint8_t nushift;
int **dl_ch_estimates =ue->common_vars.common_vars_rx_data_per_thread[ue->current_thread_id[Ns>>1]].dl_ch_estimates[eNB_offset];
int **rxdataF=ue->common_vars.common_vars_rx_data_per_thread[ue->current_thread_id[Ns>>1]].rxdataF;
nushift = (p>>1)&1;
ue->frame_parms.nushift = nushift;
if (ue->high_speed_flag == 0) // use second channel estimate position for temporary storage
ch_offset = ue->frame_parms.ofdm_symbol_size ;
else
ch_offset = ue->frame_parms.ofdm_symbol_size*symbol;
symbol_offset = ue->frame_parms.ofdm_symbol_size*symbol;
k = bwp_start_subcarrier;
#ifdef DEBUG_CH
printf("PBCH Channel Estimation : ThreadId %d, eNB_offset %d cell_id %d ch_offset %d, OFDM size %d, Ncp=%d, l=%d, Ns=%d, k=%d symbol %d\n",ue->current_thread_id[Ns>>1], eNB_offset,Nid_cell,ch_offset,ue->frame_parms.ofdm_symbol_size,
ue->frame_parms.Ncp,l,Ns,k, symbol);
#endif
switch (nushift) {
case 0:
fl = filt8_l0;
fm = filt8_m0;
fr = filt8_r0;
fml = filt8_m0;
fmr = filt8_mr0;
break;
case 1:
fl = filt8_l1;
fm = filt8_m1;
fr = filt8_r1;
fml = filt8_ml1;
fmr = filt8_m1;
break;
default:
msg("pdsch_channel_estimation: nushift=%d -> ERROR\n",nushift);
return(-1);
break;
}
// generate pilot
nr_pdsch_dmrs_rx(ue,eNB_offset,Ns,ue->nr_gold_pdsch[eNB_offset][Ns][symbol], &pilot[p][0],1000,1,nb_rb_pdsch);
for (aarx=0; aarx<ue->frame_parms.nb_antennas_rx; aarx++) {
pil = (int16_t *)&pilot[p][0];
rxF = (int16_t *)&rxdataF[aarx][(symbol_offset+k+nushift)];
dl_ch = (int16_t *)&dl_ch_estimates[(p<<1)+aarx][ch_offset];
memset(dl_ch,0,4*(ue->frame_parms.ofdm_symbol_size));
if (ue->high_speed_flag==0) // multiply previous channel estimate by ch_est_alpha
multadd_complex_vector_real_scalar(dl_ch-(ue->frame_parms.ofdm_symbol_size<<1),
ue->ch_est_alpha,dl_ch-(ue->frame_parms.ofdm_symbol_size<<1),
1,ue->frame_parms.ofdm_symbol_size);
#ifdef DEBUG_CH
printf("ch est pilot addr %p RB_DL %d\n",&pilot[p][0], ue->frame_parms.N_RB_DL);
printf("k %d, first_carrier %d\n",k,ue->frame_parms.first_carrier_offset);
printf("rxF addr %p\n", rxF);
printf("dl_ch addr %p\n",dl_ch);
#endif
if ((ue->frame_parms.N_RB_DL&1)==0) {
// Treat first 2 pilots specially (left edge)
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);
#ifdef DEBUG_CH
printf("ch 0 %d\n",((int32_t)pil[0]*rxF[0] - (int32_t)pil[1]*rxF[1]));
printf("pilot 0 : rxF - > (%d,%d) addr %p ch -> (%d,%d), pil -> (%d,%d) \n",rxF[0],rxF[1],&rxF[0],ch[0],ch[1],pil[0],pil[1]);
#endif
multadd_real_vector_complex_scalar(fl,
ch,
dl_ch,
8);
pil+=2;
rxF+=4;
//for (int i= 0; i<8; i++)
//printf("dl_ch addr %p %d\n", dl_ch+i, *(dl_ch+i));
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);
#ifdef DEBUG_CH
printf("pilot 1 : rxF - > (%d,%d) ch -> (%d,%d), pil -> (%d,%d) \n",rxF[0],rxF[1],ch[0],ch[1],pil[0],pil[1]);
#endif
multadd_real_vector_complex_scalar(fml,
ch,
dl_ch,
8);
pil+=2;
rxF+=4;
dl_ch+=4;
k+=4;
for (pilot_cnt=2; pilot_cnt<(6*(nb_rb_pdsch-1)+4); pilot_cnt+=2) {
if ((pilot_cnt%6)==0)
dl_ch+=4;
if (k >= ue->frame_parms.ofdm_symbol_size){
k-=ue->frame_parms.ofdm_symbol_size;
rxF = (int16_t *)&rxdataF[aarx][(symbol_offset+k+nushift)];}
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);
#ifdef DEBUG_CH
printf("pilot %d : rxF - > (%d,%d) ch -> (%d,%d), pil -> (%d,%d) \n",pilot_cnt,rxF[0],rxF[1],ch[0],ch[1],pil[0],pil[1]);
#endif
multadd_real_vector_complex_scalar(fm,
ch,
dl_ch,
8);
pil+=2;
rxF+=4;
dl_ch+=4;
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);
#ifdef DEBUG_CH
printf("pilot %d : rxF - > (%d,%d) ch -> (%d,%d), pil -> (%d,%d) \n",pilot_cnt+1,rxF[0],rxF[1],ch[0],ch[1],pil[0],pil[1]);
#endif
multadd_real_vector_complex_scalar(fm,
ch,
dl_ch,
8);
pil+=2;
rxF+=4;
dl_ch+=4;
k+=4;
}
// Treat first 2 pilots specially (right edge)
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);
#ifdef DEBUG_CH
printf("ch 0 %d\n",((int32_t)pil[0]*rxF[0] - (int32_t)pil[1]*rxF[1]));
printf("pilot 0 : rxF - > (%d,%d) addr %p ch -> (%d,%d), pil -> (%d,%d) \n",rxF[0],rxF[1],&rxF[0],ch[0],ch[1],pil[0],pil[1]);
#endif
multadd_real_vector_complex_scalar(fmr,
ch,
dl_ch,
8);
pil+=2;
rxF+=4;
//for (int i= 0; i<8; i++)
//printf("dl_ch addr %p %d\n", dl_ch+i, *(dl_ch+i));
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);
#ifdef DEBUG_CH
printf("pilot 1 : rxF - > (%d,%d) ch -> (%d,%d), pil -> (%d,%d) \n",rxF[0],rxF[1],ch[0],ch[1],pil[0],pil[1]);
#endif
multadd_real_vector_complex_scalar(fr,
ch,
dl_ch,
8);
pil+=2;
rxF+=4;
dl_ch+=4;
k+=4;
}
}
return(0);
}
openair1/PHY/NR_UE_ESTIMATION/nr_estimation.h
View file @ dae99fc3
......@@ -19,12 +19,12 @@
* contact@openairinterface.org
*/
#ifndef __LTE_ESTIMATION_DEFS__H__
#define __LTE_ESTIMATION_DEFS__H__
#ifndef __NR_ESTIMATION_DEFS__H__
#define __NR_ESTIMATION_DEFS__H__
#include "PHY/defs_nr_UE.h"
#include "PHY/defs_gNB.h"
//#include "PHY/defs_gNB.h"
/** @addtogroup _PHY_PARAMETER_ESTIMATION_BLOCKS_
* @{
*/
......@@ -42,13 +42,15 @@
\param l symbol within slot
\param symbol symbol within frame
*/
int nr_dl_channel_estimation(PHY_VARS_NR_UE *ue,
int nr_pdcch_channel_estimation(PHY_VARS_NR_UE *ue,
uint8_t eNB_id,
uint8_t eNB_offset,
unsigned char Ns,
unsigned char p,
unsigned char l,
unsigned char symbol);
unsigned char symbol,
unsigned short coreset_start_subcarrier,
unsigned short nb_rb_coreset);
int nr_pbch_channel_estimation(PHY_VARS_NR_UE *ue,
uint8_t eNB_id,
......@@ -57,4 +59,14 @@ int nr_pbch_channel_estimation(PHY_VARS_NR_UE *ue,
unsigned char p,
unsigned char l,
unsigned char symbol);
int nr_pdsch_channel_estimation(PHY_VARS_NR_UE *ue,
uint8_t eNB_id,
uint8_t eNB_offset,
unsigned char Ns,
unsigned char p,
unsigned char l,
unsigned char symbol,
unsigned short bwp_start_subcarrier,
unsigned short nb_rb_pdsch);
#endif
openair1/PHY/NR_UE_TRANSPORT/dci_nr.c
View file @ dae99fc3
......@@ -1141,16 +1141,15 @@ void nr_pdcch_extract_rbs_single(int32_t **rxdataF,
for (aarx = 0; aarx < frame_parms->nb_antennas_rx; aarx++) {
if (high_speed_flag == 1){
dl_ch0 = &dl_ch_estimates[aarx][5 + (symbol * (frame_parms->ofdm_symbol_size))];
dl_ch0 = &dl_ch_estimates[aarx][(symbol * (frame_parms->ofdm_symbol_size))];
#ifdef NR_PDCCH_DCI_DEBUG
printf("\t\t<-NR_PDCCH_DCI_DEBUG (nr_pdcch_extract_rbs_single)-> dl_ch0 = &dl_ch_estimates[aarx = (%d)][5 + (symbol * (frame_parms->ofdm_symbol_size (%d))) = (%d)]\n",
aarx,frame_parms->ofdm_symbol_size,5 + (symbol * (frame_parms->ofdm_symbol_size)));
printf("\t\t<-NR_PDCCH_DCI_DEBUG (nr_pdcch_extract_rbs_single)-> why pointer is pointing to that position (what does '5' mean)?\n");
printf("\t\t<-NR_PDCCH_DCI_DEBUG (nr_pdcch_extract_rbs_single)-> dl_ch0 = &dl_ch_estimates[aarx = (%d)][ (symbol * (frame_parms->ofdm_symbol_size (%d))) = (%d)]\n",
aarx,frame_parms->ofdm_symbol_size,(symbol * (frame_parms->ofdm_symbol_size)));
#endif
} else {
dl_ch0 = &dl_ch_estimates[aarx][5];
dl_ch0 = &dl_ch_estimates[aarx][0];
#ifdef NR_PDCCH_DCI_DEBUG
printf("\t\t<-NR_PDCCH_DCI_DEBUG (nr_pdcch_extract_rbs_single)-> dl_ch0 = &dl_ch_estimates[aarx = (%d)][5]\n",aarx);
printf("\t\t<-NR_PDCCH_DCI_DEBUG (nr_pdcch_extract_rbs_single)-> dl_ch0 = &dl_ch_estimates[aarx = (%d)][0]\n",aarx);
#endif
}
......
openair1/PHY/NR_UE_TRANSPORT/nr_initial_sync.c
View file @ dae99fc3
......@@ -58,6 +58,7 @@ int nr_pbch_detection(PHY_VARS_NR_UE *ue, runmode_t mode)
uint8_t l,pbch_decoded,frame_mod4,pbch_tx_ant,dummy;
NR_DL_FRAME_PARMS *frame_parms=&ue->frame_parms;
char phich_resource[6];
int ret =-1;
#ifdef DEBUG_INITIAL_SYNCH
LOG_I(PHY,"[UE%d] Initial sync: starting PBCH detection (rx_offset %d)\n",ue->Mod_id,
......@@ -68,28 +69,31 @@ int nr_pbch_detection(PHY_VARS_NR_UE *ue, runmode_t mode)
frame_parms->nb_prefix_samples0 = 0;
//symbol 1
slot_fep_pbch(ue,
nr_slot_fep(ue,
1,
0,
ue->rx_offset,
0,
1);
1,
NR_PBCH_EST);
//symbol 2
slot_fep_pbch(ue,
nr_slot_fep(ue,
2,
0,
ue->rx_offset,
0,
1);
1,
NR_PBCH_EST);
//symbol 3
slot_fep_pbch(ue,
nr_slot_fep(ue,
3,
0,
ue->rx_offset,
0,
1);
1,
NR_PBCH_EST);
frame_parms->nb_prefix_samples0 = nb_prefix_samples0;
......@@ -98,7 +102,7 @@ int nr_pbch_detection(PHY_VARS_NR_UE *ue, runmode_t mode)
printf("pbch_detection nid_cell %d\n",frame_parms->Nid_cell);
//for (frame_mod4=0; frame_mod4<4; frame_mod4++) {
pbch_tx_ant = nr_rx_pbch(ue,
ret = nr_rx_pbch(ue,
&ue->proc.proc_rxtx[0],
ue->pbch_vars[0],
frame_parms,
......@@ -112,9 +116,9 @@ int nr_pbch_detection(PHY_VARS_NR_UE *ue, runmode_t mode)
//}
if (pbch_decoded) {
if (ret==0) {
frame_parms->nb_antenna_ports_eNB = pbch_tx_ant;
frame_parms->nb_antenna_ports_eNB = 1; //pbch_tx_ant;
// set initial transmission mode to 1 or 2 depending on number of detected TX antennas
//frame_parms->mode1_flag = (pbch_tx_ant==1);
......@@ -128,13 +132,7 @@ int nr_pbch_detection(PHY_VARS_NR_UE *ue, runmode_t mode)
for(int i=0; i<RX_NB_TH;i++)
{
ue->proc.proc_rxtx[i].frame_rx = (((ue->pbch_vars[0]->decoded_output[2]&3)<<6) + (ue->pbch_vars[0]->decoded_output[1]>>2))<<2;
ue->proc.proc_rxtx[i].frame_rx = (((ue->pbch_vars[0]->decoded_output[2]&3)<<6) + (ue->pbch_vars[0]->decoded_output[1]>>2))<<2;
#ifndef USER_MODE
// one frame delay
ue->proc.proc_rxtx[i].frame_rx ++;
#endif
ue->proc.proc_rxtx[i].frame_tx = ue->proc.proc_rxtx[0].frame_rx;
}
#ifdef DEBUG_INITIAL_SYNCH
......@@ -157,7 +155,7 @@ char prefix_string[2][9] = {"NORMAL","EXTENDED"};
int nr_initial_sync(PHY_VARS_NR_UE *ue, runmode_t mode)
{
int32_t sync_pos, sync_pos2, k_ssb, N_ssb_crb;
int32_t sync_pos, sync_pos2, k_ssb, N_ssb_crb, sync_pos_slot;
int32_t metric_fdd_ncp=0;
uint8_t phase_fdd_ncp;
......@@ -200,8 +198,19 @@ int nr_initial_sync(PHY_VARS_NR_UE *ue, runmode_t mode)
/* process pss search on received buffer */
sync_pos = pss_synchro_nr(ue, NO_RATE_CHANGE);
sync_pos_slot = (frame_parms->samples_per_tti>>1) - 4*(frame_parms->ofdm_symbol_size + frame_parms->nb_prefix_samples);
if (sync_pos >= frame_parms->nb_prefix_samples)
sync_pos2 = sync_pos - frame_parms->nb_prefix_samples;
else
sync_pos2 = sync_pos + FRAME_LENGTH_COMPLEX_SAMPLES - frame_parms->nb_prefix_samples;
/* offset is used by sss serach as it is returned from pss search */
ue->rx_offset = sync_pos;
if (sync_pos2 >= sync_pos_slot)
ue->rx_offset = sync_pos2 - sync_pos_slot;
else
ue->rx_offset = FRAME_LENGTH_COMPLEX_SAMPLES + sync_pos2 - sync_pos_slot;
// write_output("rxdata1.m","rxd1",ue->common_vars.rxdata[0],10*frame_parms->samples_per_tti,1,1);
......
openair1/PHY/NR_UE_TRANSPORT/nr_pbch.c
View file @ dae99fc3
......@@ -498,7 +498,7 @@ unsigned char sign(int8_t x) {
uint8_t pbch_deinterleaving_pattern[32] = {28,0,31,30,1,29,25,27,22,2,24,3,4,5,6,7,18,21,20,8,9,10,11,19,26,12,13,14,15,16,23,17};
uint16_t nr_rx_pbch( PHY_VARS_NR_UE *ue,
int nr_rx_pbch( PHY_VARS_NR_UE *ue,
UE_nr_rxtx_proc_t *proc,
NR_UE_PBCH *nr_ue_pbch_vars,
NR_DL_FRAME_PARMS *frame_parms,
......@@ -546,7 +546,7 @@ uint16_t nr_rx_pbch( PHY_VARS_NR_UE *ue,
// clear LLR buffer
memset(nr_ue_pbch_vars->llr,0,NR_POLAR_PBCH_E);
for (symbol=1; symbol<4; symbol++) {
for (symbol=5; symbol<8; symbol++) {
//printf("address dataf %p",nr_ue_common_vars->common_vars_rx_data_per_thread[ue->current_thread_id[subframe_rx]].rxdataF);
//write_output("rxdataF0_pbch.m","rxF0pbch",nr_ue_common_vars->common_vars_rx_data_per_thread[ue->current_thread_id[subframe_rx]].rxdataF,frame_parms->ofdm_symbol_size*4,2,1);
......
openair1/PHY/NR_UE_TRANSPORT/sss_nr.c
View file @ dae99fc3
......@@ -424,20 +424,22 @@ int rx_sss_nr(PHY_VARS_NR_UE *ue, int32_t *tot_metric,uint8_t *phase_max)
// Do FFTs for SSS/PSS
// SSS
slot_fep_pbch(ue,
nr_slot_fep(ue,
SSS_SYMBOL_NB, // symbol number
0, // Ns slot number
ue->rx_offset, // sample_offset of int16_t
0, // no_prefix
1); // reset frequency estimation
1, // reset frequency estimation
NR_SSS_EST);
// PSS
slot_fep_pbch(ue,
nr_slot_fep(ue,
PSS_SYMBOL_NB,
0,
ue->rx_offset,
0,
1);
1,
NR_SSS_EST);
frame_parms->nb_prefix_samples0 = nb_prefix_samples0;
......
openair1/PHY/defs_nr_UE.h
View file @ dae99fc3
......@@ -312,6 +312,13 @@ typedef struct {
UE_nr_rxtx_proc_t proc_rxtx[RX_NB_TH];
} UE_nr_proc_t;
typedef enum {
NR_PBCH_EST=0,
NR_PDCCH_EST,
NR_PDSCH_EST,
NR_SSS_EST,
} NR_CHANNEL_EST_t;
#define debug_msg if (((mac_xface->frame%100) == 0) || (mac_xface->frame < 50)) msg
typedef struct {
......@@ -1028,6 +1035,7 @@ typedef struct {
nr_ue_if_module_t *if_inst;
nr_downlink_indication_t dl_indication;
nr_uplink_indication_t ul_indication;
// point to the current rxTx thread index
uint8_t current_thread_id[10];
......@@ -1078,7 +1086,7 @@ typedef struct {
uint32_t nr_gold_pdsch[2][20][2][21];
/// PDCCH DMRS
uint32_t nr_gold_pdcch[10][3][42];
uint32_t nr_gold_pdcch[7][20][3][10];
uint32_t X_u[64][839];
......
openair1/SCHED_NR_UE/phy_procedures_nr_ue.c
View file @ dae99fc3
......@@ -5901,6 +5901,7 @@ int phy_procedures_UE_RX(PHY_VARS_NR_UE *ue,UE_nr_rxtx_proc_t *proc,uint8_t eNB_
LOG_D(PHY," ------ --> FFT/ChannelEst/PDCCH slot 0: AbsSubframe %d.%d ------ \n", frame_rx%1024, nr_tti_rx);
nr_gold_pdcch(ue,ue->frame_parms.Nid_cell, 0, 3);
for (; l<=3; l++) {
if (abstraction_flag == 0) {
......@@ -5908,12 +5909,13 @@ int phy_procedures_UE_RX(PHY_VARS_NR_UE *ue,UE_nr_rxtx_proc_t *proc,uint8_t eNB_
start_meas(&ue->ofdm_demod_stats);
#endif
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_UE_SLOT_FEP, VCD_FUNCTION_IN);
slot_fep_pbch(ue,
nr_slot_fep(ue,
l,
(nr_tti_rx<<1),
0,
0,
0);
0,
NR_PDCCH_EST);
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_UE_SLOT_FEP, VCD_FUNCTION_OUT);
#if UE_TIMING_TRACE
stop_meas(&ue->ofdm_demod_stats);
......@@ -5970,6 +5972,17 @@ int phy_procedures_UE_RX(PHY_VARS_NR_UE *ue,UE_nr_rxtx_proc_t *proc,uint8_t eNB_
#endif
LOG_D(PHY," ------ --> PDSCH ChannelComp/LLR slot 0: AbsSubframe %d.%d ------ \n", frame_rx%1024, nr_tti_rx);
//to update from pdsch config
nr_gold_pdsch(ue,0,ue->frame_parms.Nid_cell, 0, 1);
nr_slot_fep(ue,
2, //to be updated from higher layer
(nr_tti_rx<<1),
0,
0,
0,
NR_PDSCH_EST);
#if UE_TIMING_TRACE
start_meas(&ue->generic_stat);
#endif
......@@ -5994,7 +6007,6 @@ int phy_procedures_UE_RX(PHY_VARS_NR_UE *ue,UE_nr_rxtx_proc_t *proc,uint8_t eNB_
if ((ue->dlsch_SI[eNB_id]) && (ue->dlsch_SI[eNB_id]->active == 1)) {
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_PDSCH_PROC_SI, VCD_FUNCTION_IN);
ue_pdsch_procedures(ue,
proc,
eNB_id,
SI_PDSCH,
......
openair2/LAYER2/NR_MAC_UE/config_ue.c
View file @ dae99fc3
......@@ -19,7 +19,7 @@
* contact@openairinterface.org
*/
/* \file config.c
/* \file config_ue.c
* \brief UE and eNB configuration performed by RRC or as a consequence of RRC procedures
* \author R. Knopp, K.H. HSU
* \date 2018
......
openair2/LAYER2/NR_MAC_UE/mac_defs.h
View file @ dae99fc3
......@@ -63,15 +63,22 @@
typedef struct {
//// MAC config
NR_DRX_Config_t *drx_Config; /* OPTIONAL */
NR_SchedulingRequestConfig_t *schedulingRequestConfig; /* OPTIONAL */
NR_BSR_Config_t *bsr_Config; /* OPTIONAL */
NR_TAG_Config_t *tag_Config; /* OPTIONAL */
NR_PHR_Config_t *phr_Config; /* OPTIONAL */
NR_DRX_Config_t *drx_Config;
NR_SchedulingRequestConfig_t *schedulingRequestConfig;
NR_BSR_Config_t *bsr_Config;
NR_TAG_Config_t *tag_Config;
NR_PHR_Config_t *phr_Config;
NR_RNTI_Value_t *cs_RNTI;
NR_MIB_t *mib;
/// Type0-PDCCH seach space coreset
uint32_t num_rbs;
uint32_t num_symbols;
uint32_t rb_offset;
NR_RNTI_Value_t *cs_RNTI; /* OPTIONAL */
NR_MIB_t *mib;
/// Type0-PDCCH seach space
//// FAPI-like interface
fapi_nr_tx_request_t tx_request;
......@@ -80,9 +87,12 @@ typedef struct {
fapi_nr_dci_indication_t dci_indication;
fapi_nr_rx_indication_t rx_indication;
/// Interface module instances
nr_ue_if_module_t *if_module;
nr_scheduled_response_t scheduled_response;
nr_phy_config_t phy_config;
} NR_UE_MAC_INST_t;
/*@}*/
......
openair2/LAYER2/NR_MAC_UE/mac_extern.h 0 → 100644
View file @ dae99fc3
/*
* Licensed to the OpenAirInterface (OAI) Software Alliance under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The OpenAirInterface Software Alliance licenses this file to You under
* the OAI Public License, Version 1.1 (the "License"); you may not use this file
* except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.openairinterface.org/?page_id=698
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*-------------------------------------------------------------------------------
* For more information about the OpenAirInterface (OAI) Software Alliance:
* contact@openairinterface.org
*/
/* \file extern.h
* \brief extern variables for MAC layer
* \author R. Knopp, K.H. HSU
* \date 2018
* \version 0.1
* \company Eurecom / NTUST
* \email: knopp@eurecom.fr, kai-hsiang.hsu@eurecom.fr
* \note
* \warning
*/
extern const int32_t table_38213_13_1_c2[16];
extern const int32_t table_38213_13_1_c3[16];
extern const int32_t table_38213_13_1_c4[16];
extern const int32_t table_38213_13_2_c2[16];
extern const int32_t table_38213_13_2_c3[16];
extern const int32_t table_38213_13_2_c4[16];
extern const int32_t table_38213_13_3_c2[16];
extern const int32_t table_38213_13_3_c3[16];
extern const int32_t table_38213_13_3_c4[16];
extern const int32_t table_38213_13_4_c2[16];
extern const int32_t table_38213_13_4_c3[16];
extern const int32_t table_38213_13_4_c4[16];
extern const int32_t table_38213_13_5_c2[16];
extern const int32_t table_38213_13_5_c3[16];
extern const int32_t table_38213_13_5_c4[16];
extern const int32_t table_38213_13_6_c2[16];
extern const int32_t table_38213_13_6_c3[16];
extern const int32_t table_38213_13_6_c4[16];
extern const int32_t table_38213_13_7_c2[16];
extern const int32_t table_38213_13_7_c3[16];
extern const int32_t table_38213_13_7_c4[16];
extern const int32_t table_38213_13_8_c2[16];
extern const int32_t table_38213_13_8_c3[16];
extern const int32_t table_38213_13_8_c4[16];
extern const int32_t table_38213_13_9_c2[16];
extern const int32_t table_38213_13_9_c3[16];
extern const int32_t table_38213_13_9_c4[16];
extern const int32_t table_38213_13_10_c2[16];
extern const int32_t table_38213_13_10_c3[16];
extern const int32_t table_38213_13_10_c4[16];
extern const float table_38213_13_11_c1[16];
extern const int32_t table_38213_13_11_c2[16];
extern const float table_38213_13_11_c3[16];
extern const int32_t table_38213_13_11_c4[16];
extern const float table_38213_13_12_c1[16];
extern const int32_t table_38213_13_12_c2[16];
extern const float table_38213_13_12_c3[16];
\ No newline at end of file
openair2/LAYER2/NR_MAC_UE/mac_vars.c
View file @ dae99fc3
......@@ -32,6 +32,59 @@
#include "mac_defs.h"
NR_UE_MAC_INST_t UE_mac_inst; //[NB_MODULE_MAX];
#define reserved 0xffff
// specification mapping talbe, table_38$x_$y_$z_c$a
// - $x: specification
// - $y: subclause-major
// - $z: subclause-minor
// - $a: ($a)th of column in table, start from zero
const int32_t table_38213_13_1_c2[16] = {24, 24, 24, 24, 24, 24, 48, 48, 48, 48, 48, 48, 96, 96, 96, reserved}; // index 15 reserved
const int32_t table_38213_13_1_c3[16] = { 2, 2, 2, 3, 3, 3, 1, 1, 2, 2, 3, 3, 1, 2, 3, reserved}; // index 15 reserved
const int32_t table_38213_13_1_c4[16] = { 0, 2, 4, 0, 2, 4, 12, 16, 12, 16, 12, 16, 38, 38, 38, reserved}; // index 15 reserved
const int32_t table_38213_13_2_c2[16] = {24, 24, 24, 24, 24, 24, 24, 24, 48, 48, 48, 48, 48, 48, reserved, reserved}; // index 14-15 reserved
const int32_t table_38213_13_2_c3[16] = { 2, 2, 2, 2, 3, 3, 3, 3, 1, 1, 2, 2, 3, 3, reserved, reserved}; // index 14-15 reserved
const int32_t table_38213_13_2_c4[16] = { 5, 6, 7, 8, 5, 6, 7, 8, 18, 20, 18, 20, 18, 20, reserved, reserved}; // index 14-15 reserved
const int32_t table_38213_13_3_c2[16] = {48, 48, 48, 48, 48, 48, 96, 96, 96, reserved, reserved, reserved, reserved, reserved, reserved, reserved}; // index 09-15 reserved
const int32_t table_38213_13_3_c3[16] = { 1, 1, 2, 2, 3, 3, 1, 2, 3, reserved, reserved, reserved, reserved, reserved, reserved, reserved}; // index 09-15 reserved
const int32_t table_38213_13_3_c4[16] = { 2, 6, 2, 6, 2, 6, 28, 28, 28, reserved, reserved, reserved, reserved, reserved, reserved, reserved}; // index 09-15 reserved
const int32_t table_38213_13_4_c2[16] = {24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 48, 48, 48, 48, 48, 48};
const int32_t table_38213_13_4_c3[16] = { 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 1, 1, 1, 2, 2, 2};
const int32_t table_38213_13_4_c4[16] = { 0, 1, 2, 3, 4, 0, 1, 2, 3, 4, 12, 14, 16, 12, 14, 16};
const int32_t table_38213_13_5_c2[16] = {48, 48, 48, 96, 96, 96, 96, 96, 96, reserved, reserved, reserved, reserved, reserved, reserved, reserved}; // index 09-15 reserved
const int32_t table_38213_13_5_c3[16] = { 1, 2, 3, 1, 1, 2, 2, 3, 3, reserved, reserved, reserved, reserved, reserved, reserved, reserved}; // index 09-15 reserved
const int32_t table_38213_13_5_c4[16] = { 4, 4, 4, 0, 56, 0, 56, 0, 56, reserved, reserved, reserved, reserved, reserved, reserved, reserved}; // index 09-15 reserved
const int32_t table_38213_13_6_c2[16] = {24, 24, 24, 24, 48, 48, 48, 48, 48, 48, reserved, reserved, reserved, reserved, reserved, reserved}; // index 10-15 reserved
const int32_t table_38213_13_6_c3[16] = { 2, 2, 3, 3, 1, 1, 2, 2, 3, 3, reserved, reserved, reserved, reserved, reserved, reserved}; // index 10-15 reserved
const int32_t table_38213_13_6_c4[16] = { 0, 4, 0, 4, 0, 28, 0, 28, 0, 28, reserved, reserved, reserved, reserved, reserved, reserved}; // index 10-15 reserved
const int32_t table_38213_13_7_c2[16] = {48, 48, 48, 48, 48, 48, 96, 96, 48, 48, 96, 96, reserved, reserved, reserved, reserved}; // index 12-15 reserved
const int32_t table_38213_13_7_c3[16] = { 1, 1, 2, 2, 3, 3, 1, 2, 1, 1, 1, 1, reserved, reserved, reserved, reserved}; // index 12-15 reserved
const int32_t table_38213_13_7_c4[16] = { 0, 8, 0, 8, 0, 8, 28, 28,-41, 49,-41, 97, reserved, reserved, reserved, reserved}; // index 12-15 reserved, condition A as default
const int32_t table_38213_13_8_c2[16] = { 1, 1, 1, 1, 3, 3, 3, 3, reserved, reserved, reserved, reserved, reserved, reserved, reserved, reserved}; // index 15 reserved
const int32_t table_38213_13_8_c3[16] = {24, 24, 48, 48, 24, 24, 48, 48, reserved, reserved, reserved, reserved, reserved, reserved, reserved, reserved}; // index 15 reserved
const int32_t table_38213_13_8_c4[16] = { 0, 4, 14, 14,-20, 24,-20, 48, reserved, reserved, reserved, reserved, reserved, reserved, reserved, reserved}; // index 15 reserved, condition A as default
const int32_t table_38213_13_9_c2[16] = {96, 96, 96, 96, reserved, reserved, reserved, reserved, reserved, reserved, reserved, reserved, reserved, reserved, reserved, reserved}; // index 04-15 reserved
const int32_t table_38213_13_9_c3[16] = { 1, 1, 2, 2, reserved, reserved, reserved, reserved, reserved, reserved, reserved, reserved, reserved, reserved, reserved, reserved}; // index 04-15 reserved
const int32_t table_38213_13_9_c4[16] = { 0, 16, 0, 16, reserved, reserved, reserved, reserved, reserved, reserved, reserved, reserved, reserved, reserved, reserved, reserved}; // index 04-15 reserved
const int32_t table_38213_13_10_c2[16] = {48, 48, 48, 48, 24, 24, 48, 48, reserved, reserved, reserved, reserved, reserved, reserved, reserved, reserved}; // index 08-15 reserved
const int32_t table_38213_13_10_c3[16] = { 1, 1, 2, 2, 1, 1, 1, 1, reserved, reserved, reserved, reserved, reserved, reserved, reserved, reserved}; // index 08-15 reserved
const int32_t table_38213_13_10_c4[16] = { 0, 8, 0, 8,-41, 25,-41, 49, reserved, reserved, reserved, reserved, reserved, reserved, reserved, reserved}; // index 08-15 reserved, condition A as default
const float table_38213_13_11_c1[16] = { 0, 0, 2, 2, 5, 5, 7, 7, 0, 5, 0, 0, 2, 2, 5, 5};
const int32_t table_38213_13_11_c2[16] = { 1, 2, 1, 2, 1, 2, 1, 2, 1, 1, 1, 1, 1, 1, 1, 1};
const float table_38213_13_11_c3[16] = { 1, 0.5f, 1, 0.5f, 1, 0.5f, 1, 0.5f, 1, 1, 1, 1, 1, 1, 1, 1};
const int32_t table_38213_13_11_c4[16] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 2, 1, 2, 1, 2}; // i is even as default
const float table_38213_13_12_c1[16] = { 0, 0, 2.5f, 2.5f, 5, 5, 0, 2.5f, 5, 7.5f, 7.5f, 7.5f, 0, 5, reserved, reserved}; // index 14-15 reserved
const int32_t table_38213_13_12_c2[16] = { 1, 2, 1, 2, 1, 2, 2, 2, 2, 1, 2, 2, 1, 1, reserved, reserved}; // index 14-15 reserved
const float table_38213_13_12_c3[16] = { 1, 0.5f, 1, 0.5f, 1, 0.5f, 0.5f, 0.5f, 0.5f, 1, 0.5f, 0.5f, 1, 1, reserved, reserved}; // index 14-15 reserved
openair2/LAYER2/NR_MAC_UE/nr_ue_procedures.c
View file @ dae99fc3
......@@ -31,10 +31,34 @@
*/
#include "mac_proto.h"
#include "mac_extern.h"
#include "RRC/NR_UE/rrc_proto.h"
#include "assertions.h"
#include <stdio.h>
typedef enum subcarrier_spacing_e {
scs_15kHz = 0x1,
scs_30kHz = 0x2,
scs_60kHz = 0x4,
scs_120kHz = 0x8,
scs_240kHz = 0x16
} subcarrier_spacing_t;
typedef enum channel_bandwidth_e {
bw_5MHz = 0x1,
bw_10MHz = 0x2,
bw_20MHz = 0x4,
bw_40MHz = 0x8,
bw_80MHz = 0x16,
bw_100MHz = 0x32
} channel_bandwidth_t;
typedef enum frequency_range_e {
FR1 = 0,
FR2
} frequency_range_t;
int8_t nr_ue_decode_mib(
module_id_t module_id,
int cc_id,
......@@ -75,6 +99,7 @@ int8_t nr_ue_decode_mib(
}
}
#if 0
printf("system frame number(6 MSB bits): %d\n", mac->mib->systemFrameNumber.buf[0]);
printf("system frame number(with LSB): %d\n", (int)frame);
printf("subcarrier spacing: %d\n", (int)mac->mib->subCarrierSpacingCommon);
......@@ -85,6 +110,190 @@ int8_t nr_ue_decode_mib(
printf("intra frequcney reselection: %d\n", (int)mac->mib->intraFreqReselection);
printf("half frame bit(extra bits): %d\n", (int)half_frame_bit);
printf("ssb index(extra bits): %d\n", (int)ssb_index);
#endif
subcarrier_spacing_t scs_ssb = scs_15kHz; // default for testing
subcarrier_spacing_t scs_pdcch = scs_15kHz; // default for testing
channel_bandwidth_t min_channel_bw = bw_5MHz; // deafult for testing
uint32_t ssb_coreset_multiplexing_pattern;
uint32_t is_condition_A = 1;
frequency_range_t frequency_range = FR1;
uint32_t index_4msb = (mac->mib->pdcch_ConfigSIB1 >> 4) & 0xf;
uint32_t index_4lsb = (mac->mib->pdcch_ConfigSIB1 & 0xf);
// type0-pdcch coreset
switch( (scs_ssb << 5)|scs_pdcch ){
case (scs_15kHz << 5) | scs_15kHz :
AssertFatal(index_4msb < 15, "38.213 Table 13-1 4 MSB out of range\n");
ssb_coreset_multiplexing_pattern = 1;
mac->num_rbs = table_38213_13_1_c2[index_4msb];
mac->num_symbols = table_38213_13_1_c3[index_4msb];
mac->rb_offset = table_38213_13_1_c4[index_4msb];
break;
case (scs_15kHz << 5) | scs_30kHz:
AssertFatal(index_4msb < 14, "38.213 Table 13-2 4 MSB out of range\n");
ssb_coreset_multiplexing_pattern = 1;
mac->num_rbs = table_38213_13_2_c2[index_4msb];
mac->num_symbols = table_38213_13_2_c3[index_4msb];
mac->rb_offset = table_38213_13_2_c4[index_4msb];
break;
case (scs_30kHz << 5) | scs_15kHz:
if((min_channel_bw & bw_5MHz) | (min_channel_bw & bw_10MHz)){
AssertFatal(index_4msb < 9, "38.213 Table 13-3 4 MSB out of range\n");
ssb_coreset_multiplexing_pattern = 1;
mac->num_rbs = table_38213_13_3_c2[index_4msb];
mac->num_symbols = table_38213_13_3_c3[index_4msb];
mac->rb_offset = table_38213_13_3_c4[index_4msb];
}else if(min_channel_bw & bw_40MHz){
AssertFatal(index_4msb < 9, "38.213 Table 13-5 4 MSB out of range\n");
ssb_coreset_multiplexing_pattern = 1;
mac->num_rbs = table_38213_13_5_c2[index_4msb];
mac->num_symbols = table_38213_13_5_c3[index_4msb];
mac->rb_offset = table_38213_13_5_c4[index_4msb];
}else{ ; }
break;
case (scs_30kHz << 5) | scs_30kHz:
if((min_channel_bw & bw_5MHz) | (min_channel_bw & bw_10MHz)){
ssb_coreset_multiplexing_pattern = 1;
mac->num_rbs = table_38213_13_4_c2[index_4msb];
mac->num_symbols = table_38213_13_4_c3[index_4msb];
mac->rb_offset = table_38213_13_4_c4[index_4msb];
}else if(min_channel_bw & bw_40MHz){
AssertFatal(index_4msb < 10, "38.213 Table 13-6 4 MSB out of range\n");
ssb_coreset_multiplexing_pattern = 1;
mac->num_rbs = table_38213_13_6_c2[index_4msb];
mac->num_symbols = table_38213_13_6_c3[index_4msb];
mac->rb_offset = table_38213_13_6_c4[index_4msb];
}else{ ; }
break;
case (scs_120kHz << 5) | scs_60kHz:
AssertFatal(index_4msb < 12, "38.213 Table 13-7 4 MSB out of range\n");
if(index_4msb & 0x7){
ssb_coreset_multiplexing_pattern = 1;
}else if(index_4msb & 0x18){
ssb_coreset_multiplexing_pattern = 2;
}else{ ; }
mac->num_rbs = table_38213_13_7_c2[index_4msb];
mac->num_symbols = table_38213_13_7_c3[index_4msb];
if(!is_condition_A && (index_4msb == 8 || index_4msb == 10)){
mac->rb_offset = table_38213_13_7_c4[index_4msb] - 1;
}else{
mac->rb_offset = table_38213_13_7_c4[index_4msb];
}
break;
case (scs_120kHz << 5) | scs_120kHz:
AssertFatal(index_4msb < 8, "38.213 Table 13-8 4 MSB out of range\n");
if(index_4msb & 0x3){
ssb_coreset_multiplexing_pattern = 1;
}else if(index_4msb & 0x0c){
ssb_coreset_multiplexing_pattern = 3;
}
mac->num_rbs = table_38213_13_8_c2[index_4msb];
mac->num_symbols = table_38213_13_8_c3[index_4msb];
if(!is_condition_A && (index_4msb == 4 || index_4msb == 6)){
mac->rb_offset = table_38213_13_8_c4[index_4msb] - 1;
}else{
mac->rb_offset = table_38213_13_8_c4[index_4msb];
}
break;
case (scs_240kHz << 5) | scs_60kHz:
AssertFatal(index_4msb < 4, "38.213 Table 13-9 4 MSB out of range\n");
ssb_coreset_multiplexing_pattern = 1;
mac->num_rbs = table_38213_13_9_c2[index_4msb];
mac->num_symbols = table_38213_13_9_c3[index_4msb];
mac->rb_offset = table_38213_13_9_c4[index_4msb];
break;
case (scs_240kHz << 5) | scs_120kHz:
AssertFatal(index_4msb < 8, "38.213 Table 13-10 4 MSB out of range\n");
if(index_4msb & 0x3){
ssb_coreset_multiplexing_pattern = 1;
}else if(index_4msb & 0x0c){
ssb_coreset_multiplexing_pattern = 2;
}
mac->num_rbs = table_38213_13_10_c2[index_4msb];
mac->num_symbols = table_38213_13_10_c3[index_4msb];
if(!is_condition_A && (index_4msb == 4 || index_4msb == 6)){
mac->rb_offset = table_38213_13_10_c4[index_4msb]-1;
}else{
mac->rb_offset = table_38213_13_10_c4[index_4msb];
}
break;
default:
break;
}
// type0-pdcch search space
float big_o;
uint32_t number_of_search_space_per_slot;
float big_m;
uint32_t first_symbol_index;
const uint32_t num_symbols_coreset = 0; // check after
uint32_t ii = 0; // check later
uint32_t kk = 0;
if(ssb_coreset_multiplexing_pattern == 1 && frequency_range == FR1){
big_o = table_38213_13_11_c1[index_4lsb];
number_of_search_space_per_slot = table_38213_13_11_c2[index_4lsb];
big_m = table_38213_13_11_c3[index_4lsb];
if((index_4lsb == 1 || index_4lsb == 3 || index_4lsb == 5 || index_4lsb == 7) && (ii&1)){
first_symbol_index = num_symbols_coreset;
}else{
first_symbol_index = table_38213_13_11_c4[index_4lsb];
}
}
if(ssb_coreset_multiplexing_pattern == 1 && frequency_range == FR2){
big_o = table_38213_13_12_c1[index_4lsb];
number_of_search_space_per_slot = table_38213_13_11_c2[index_4lsb];
big_m = table_38213_13_12_c3[index_4lsb];
if((index_4lsb == 1 || index_4lsb == 3 || index_4lsb == 5 || index_4lsb == 10) && (ii&1)){
first_symbol_index = 7;
}else if((index_4lsb == 6 || index_4lsb == 7 || index_4lsb == 8 || index_4lsb == 11) && (ii&1)){
first_symbol_index = num_symbols_coreset;
}else{
first_symbol_index = 0;
}
}
if(ssb_coreset_multiplexing_pattern == 2){
if((scs_ssb == scs_120kHz) && (scs_pdcch == scs_60kHz)){
// 38.213 Table 13-13
AssertFatal(index_4lsb == 0, "38.213 Table 13-13 4 LSB out of range\n");
// TODO check PDCCH monitoring occasions (SFN and slot number)
// TODO check first symbol index
//first_symbol_index =
}else if((scs_ssb == scs_240kHz) && (scs_pdcch == scs_120kHz)){
// 38.213 Table 13-14
AssertFatal(index_4lsb == 0, "38.213 Table 13-14 4 LSB out of range\n");
// TODO check PDCCH monitoring occasions (SFN and slot number)
// TODO check first symbol index
//first_symbol_index =
}else{ ; }
}
if(ssb_coreset_multiplexing_pattern == 3){
if((scs_ssb == scs_120kHz) && (scs_pdcch == scs_120kHz)){
// 38.213 Table 13-15
AssertFatal(index_4lsb == 0, "38.213 Table 13-15 4 LSB out of range\n");
// TODO check PDCCH monitoring occasions (SFN and slot number)
// TODO check first symbol index
//first_symbol_index =
}else{ ; }
}
// fill in the elements in config request inside P5 message
mac->phy_config.config_req.pbch_config.system_frame_number = frame; // after calculation
......
openair2/NR_UE_PHY_INTERFACE/NR_IF_Module.c
View file @ dae99fc3
......@@ -62,6 +62,34 @@ int8_t handle_bcch_dlsch(uint32_t pdu_len, uint8_t *pduP){
return 0;
}
int8_t nr_ue_ul_indication(nr_uplink_indication_t *ul_info){
NR_UE_L2_STATE_t ret;
ret = nr_ue_scheduler(
ul_info->module_id,
ul_info->gNB_index,
ul_info->cc_id,
ul_info->frame,
ul_info->slot,
0, 0); // TODO check tx/rx frame/slot is need for NR version
switch(ret){
case CONNECTION_OK:
break;
case CONNECTION_LOST:
break;
case PHY_RESYNCH:
break;
case PHY_HO_PRACH:
break;
default:
break;
}
return 0;
}
int8_t nr_ue_dl_indication(nr_downlink_indication_t *dl_info){
module_id_t module_id = dl_info->module_id;
......@@ -99,11 +127,16 @@ int8_t nr_ue_dl_indication(nr_downlink_indication_t *dl_info){
nr_ue_if_module_t *nr_ue_if_module_init(uint32_t module_id){
if (nr_ue_if_module_inst[module_id] == NULL) {
nr_ue_if_module_inst[module_id] = (nr_ue_if_module_t*)malloc(sizeof(nr_ue_if_module_t));
nr_ue_if_module_inst[module_id] = (nr_ue_if_module_t *)malloc(sizeof(nr_ue_if_module_t));
memset((void*)nr_ue_if_module_inst[module_id],0,sizeof(nr_ue_if_module_t));
nr_ue_if_module_inst[module_id]->CC_mask=0;
nr_ue_if_module_inst[module_id]->cc_mask=0;
nr_ue_if_module_inst[module_id]->current_frame = 0;
nr_ue_if_module_inst[module_id]->current_slot = 0;
nr_ue_if_module_inst[module_id]->phy_config_request = NULL;
nr_ue_if_module_inst[module_id]->scheduled_response = NULL;
nr_ue_if_module_inst[module_id]->dl_indication = nr_ue_dl_indication;
nr_ue_if_module_inst[module_id]->ul_indication = nr_ue_ul_indication;
}
return nr_ue_if_module_inst[module_id];
......
openair2/NR_UE_PHY_INTERFACE/NR_IF_Module.h
View file @ dae99fc3
......@@ -40,11 +40,9 @@ typedef struct {
/// module id
module_id_t module_id;
/// component carrier id
int CC_id;
int cc_id;
/// frame
frame_t frame;
/// subframe
sub_frame_t subframe;
/// slot
uint8_t slot;
......@@ -57,6 +55,20 @@ typedef struct {
} nr_downlink_indication_t;
typedef struct {
/// module id
module_id_t module_id;
/// gNB index
uint32_t gNB_index;
/// component carrier id
int cc_id;
/// frame
frame_t frame;
/// slot
uint32_t slot;
} nr_uplink_indication_t;
// Downlink subframe P7
......@@ -104,7 +116,7 @@ typedef struct {
* -1: Failed to consume bytes. Abort the mission.
* Non-negative return values indicate success, and ignored.
*/
typedef int8_t(nr_ue_scheduled_response_f)(nr_scheduled_response_t *scheduled_response);
typedef int8_t (nr_ue_scheduled_response_f)(nr_scheduled_response_t *scheduled_response);
/*
......@@ -114,7 +126,7 @@ typedef int8_t(nr_ue_scheduled_response_f)(nr_scheduled_response_t *scheduled_re
* -1: Failed to consume bytes. Abort the mission.
* Non-negative return values indicate success, and ignored.
*/
typedef int8_t(nr_ue_phy_config_request_f)(nr_phy_config_t *phy_config);
typedef int8_t (nr_ue_phy_config_request_f)(nr_phy_config_t *phy_config);
/*
......@@ -124,18 +136,27 @@ typedef int8_t(nr_ue_phy_config_request_f)(nr_phy_config_t *phy_config);
* -1: Failed to consume bytes. Abort the mission.
* Non-negative return values indicate success, and ignored.
*/
typedef int8_t(nr_ue_dl_indication_f)(nr_downlink_indication_t *dl_info);
typedef int8_t (nr_ue_dl_indication_f)(nr_downlink_indication_t *dl_info);
/*
* Generic type of an application-defined callback to return various
* types of data to the application.
* EXPECTED RETURN VALUES:
* -1: Failed to consume bytes. Abort the mission.
* Non-negative return values indicate success, and ignored.
*/
typedef int8_t (nr_ue_ul_indication_f)(nr_uplink_indication_t *ul_info);
// TODO check this stuff can be reuse of need modification
typedef struct nr_ue_if_module_s {
nr_ue_scheduled_response_f *scheduled_response;
nr_ue_phy_config_request_f *phy_config_request;
nr_ue_dl_indication_f *dl_indication;
nr_ue_ul_indication_f *ul_indication;
uint32_t CC_mask;
uint16_t current_frame;
uint8_t current_subframe;
uint32_t cc_mask;
uint32_t current_frame;
uint32_t current_slot;
//pthread_mutex_t nr_if_mutex;
} nr_ue_if_module_t;
......
targets/RT/USER/nr-ue.c
View file @ dae99fc3
......@@ -214,26 +214,28 @@ void init_thread(int sched_runtime, int sched_deadline, int sched_fifo, cpu_set_
void init_UE(int nb_inst)
{
int inst;
for (inst=0; inst < nb_inst; inst++) {
// UE->rfdevice.type = NONE_DEV;
PHY_VARS_NR_UE *UE = PHY_vars_UE_g[inst][0];
LOG_I(PHY,"Initializing memory for UE instance %d (%p)\n",inst,PHY_vars_UE_g[inst]);
PHY_vars_UE_g[inst][0] = init_nr_ue_vars(NULL,inst,0);
AssertFatal((UE->if_inst = nr_ue_if_module_init(inst)) != NULL,"Can't register interface module\n");
nr_l3_init_ue();
nr_l2_init_ue();
NR_UE_MAC_INST_t *UE_MAC_INST = get_mac_inst(0);
UE_MAC_INST->if_module = UE->if_inst;
UE->if_inst->scheduled_response = nr_ue_scheduled_response;
UE->if_inst->phy_config_request = nr_ue_phy_config_request;
AssertFatal(0 == pthread_create(&UE->proc.pthread_ue,
&UE->proc.attr_ue,
UE_thread,
(void*)UE), "");
}
int inst;
NR_UE_MAC_INST_t *mac_inst;
for (inst=0; inst < nb_inst; inst++) {
// UE->rfdevice.type = NONE_DEV;
PHY_VARS_NR_UE *UE = PHY_vars_UE_g[inst][0];
LOG_I(PHY,"Initializing memory for UE instance %d (%p)\n",inst,PHY_vars_UE_g[inst]);
PHY_vars_UE_g[inst][0] = init_nr_ue_vars(NULL,inst,0);
AssertFatal((UE->if_inst = nr_ue_if_module_init(inst)) != NULL, "can not initial IF module\n");
nr_l3_init_ue();
nr_l2_init_ue();
mac_inst = get_mac_inst(0);
mac_inst->if_module = UE->if_inst;
UE->if_inst->scheduled_response = nr_ue_scheduled_response;
UE->if_inst->phy_config_request = nr_ue_phy_config_request;
AssertFatal(0 == pthread_create(&UE->proc.pthread_ue,
&UE->proc.attr_ue,
UE_thread,
(void*)UE), "");
}
printf("UE threads created by %ld\n", gettid());
#if 0
......@@ -621,6 +623,23 @@ static void *UE_thread_rxn_txnp4(void *arg) {
#endif
if (UE->mac_enabled==1) {
// trigger L2 to run ue_scheduler thru IF module
// [TODO] mapping right after NR initial sync
if(1)
if(UE->if_inst != NULL && UE->if_inst->ul_indication != NULL){
UE->ul_indication.module_id = 0;
UE->ul_indication.gNB_index = 0;
UE->ul_indication.cc_id = 0;
// [TODO] mapping right after NR initial sync
//UE->ul_indication.frame = ;
//UE->ul_indication.slot = ;
UE->if_inst->ul_indication(&UE->ul_indication);
}
#ifdef NEW_MAC
ret = mac_xface->ue_scheduler(UE->Mod_id,
proc->frame_rx,
......@@ -827,7 +846,7 @@ void *UE_thread(void *arg) {
(void**)UE->common_vars.rxdata,
UE->frame_parms.ofdm_symbol_size+UE->frame_parms.nb_prefix_samples0,
UE->frame_parms.nb_antennas_rx),"");
slot_fep_pbch(UE,0, 0, 0, 0, 0);
nr_slot_fep(UE,0, 0, 0, 0, 0, NR_PBCH_EST);
} //UE->mode != loop_through_memory
else
rt_sleep_ns(1000*1000);
......
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