Merge branch 'nr-polar-encoder-optimizations' of...

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

openair1/PHY/NR_TRANSPORT/nr_dlsch.h

@@ -90,6 +90,10 @@ uint8_t nr_generate_pdsch(NR_gNB_DLSCH_t dlsch,
     @param nb_rb, nb_symb_sch, nb_re_dmrs, length_dmrs */
 uint32_t nr_get_G(uint16_t nb_rb, uint16_t nb_symb_sch,uint8_t nb_re_dmrs,uint16_t length_dmrs,uint8_t Qm, uint8_t Nl);
 
+void free_gNB_dlsch(NR_gNB_DLSCH_t *dlsch);
+
+void clean_gNB_dlsch(NR_gNB_DLSCH_t *dlsch);
+
 int nr_dlsch_encoding(unsigned char *a,
                      uint8_t subframe,
                      NR_gNB_DLSCH_t *dlsch,

openair1/PHY/NR_UE_TRANSPORT/dci_nr.c

@@ -1131,7 +1131,7 @@ void nr_dci_decoding_procedure0(int s,
   //Table 10.1-2: Maximum number of PDCCH candidates    per slot and per serving cell as a function of the subcarrier spacing value 2^mu*15 KHz, mu {0,1,2,3}
   uint8_t m_max_slot_pdcch_Table10_1_2 [4] = {44,36,22,20};
   //Table 10.1-3: Maximum number of non-overlapped CCEs per slot and per serving cell as a function of the subcarrier spacing value 2^mu*15 KHz, mu {0,1,2,3}
-  uint8_t cce_max_slot_pdcch_Table10_1_3 [4] = {56,56,48,32};
+  //uint8_t cce_max_slot_pdcch_Table10_1_3 [4] = {56,56,48,32};
   
   int coreset_nbr_cce_per_symbol=0;
 
@@ -1264,9 +1264,10 @@ void nr_dci_decoding_procedure0(int s,
   for (m = 0; m < nb_candidates; m++) {
     int n_ci = 0;
     if (nCCE[p] < L2) return;
+
+#ifdef NR_PDCCH_DCI_DEBUG
     int debug1 = nCCE[p] / L2;
     int debug2 = L2*m_p_s_L_max;
-#ifdef NR_PDCCH_DCI_DEBUG
     printf("\t\t<-NR_PDCCH_DCI_DEBUG (nr_dci_decoding_procedure0)-> debug1(%d)=nCCE[p]/L2 | nCCE[%d](%d) | L2(%d)\n",debug1,p,nCCE[p],L2);
     printf("\t\t<-NR_PDCCH_DCI_DEBUG (nr_dci_decoding_procedure0)-> debug2(%d)=L2*m_p_s_L_max | L2(%d) | m_p_s_L_max(%d)\n",debug2,L2,m_p_s_L_max);
 #endif

openair1/PHY/NR_UE_TRANSPORT/nr_dlsch_demodulation.c

@@ -131,10 +131,10 @@ int nr_rx_pdsch(PHY_VARS_NR_UE *ue,
   unsigned short nb_rb_pdsch = 50;
   int16_t  *pllr_symbol_cw0;
   int16_t  *pllr_symbol_cw1;
-  int16_t  *pllr_symbol_cw0_deint;
-  int16_t  *pllr_symbol_cw1_deint;
+  //int16_t  *pllr_symbol_cw0_deint;
+  //int16_t  *pllr_symbol_cw1_deint;
   uint32_t llr_offset_symbol;
-  uint16_t bundle_L = 2;
+  //uint16_t bundle_L = 2;
   uint8_t l0 =2;
   
   switch (type) {
@@ -2001,7 +2001,7 @@ unsigned short nr_dlsch_extract_rbs_single(int **rxdataF,
 
 
   unsigned short k,rb;
-  unsigned char i,aarx,l; //,nsymb,sss_symb,pss_symb=0;
+  unsigned char i,aarx; //,nsymb,sss_symb,pss_symb=0,l;
   int *dl_ch0,*dl_ch0_ext,*rxF,*rxF_ext;
 
 
@@ -2010,7 +2010,7 @@ unsigned short nr_dlsch_extract_rbs_single(int **rxdataF,
 
   //symbol_mod = (symbol>=(7-frame_parms->Ncp)) ? symbol-(7-frame_parms->Ncp) : symbol;
   pilots = (symbol==2) ? 1 : 0; //to updated from config
-  l=symbol;
+  //l=symbol;
   //nsymb = (frame_parms->Ncp==NORMAL) ? 14:12;
   k = frame_parms->first_carrier_offset + 516; //0
 

openair1/PHY/NR_UE_TRANSPORT/nr_initial_sync.c

@@ -140,7 +140,7 @@ 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, sync_pos_slot; // k_ssb, N_ssb_crb,
+  int32_t sync_pos, sync_pos_slot; // k_ssb, N_ssb_crb, sync_pos2,
   int32_t metric_tdd_ncp=0;
   uint8_t phase_tdd_ncp;
 

openair1/PHY/NR_UE_TRANSPORT/nr_prach.c

@@ -574,7 +574,7 @@ int32_t generate_nr_prach( PHY_VARS_NR_UE *ue, uint8_t eNB_id, uint8_t subframe,
   uint8_t restricted_set     = ue->frame_parms.prach_config_common.prach_ConfigInfo.highSpeedFlag;
   //uint8_t n_ra_prboffset     = ue->frame_parms.prach_config_common.prach_ConfigInfo.prach_FreqOffset;
   uint8_t preamble_index     = ue->prach_resources[eNB_id]->ra_PreambleIndex;
-  uint8_t tdd_mapindex       = ue->prach_resources[eNB_id]->ra_TDD_map_index;
+  //uint8_t tdd_mapindex       = ue->prach_resources[eNB_id]->ra_TDD_map_index;
   int16_t *prachF           = ue->prach_vars[eNB_id]->prachF;
   static int16_t prach_tmp[45600*2] __attribute__((aligned(32)));
   int16_t *prach            = prach_tmp;

openair1/PHY/NR_UE_TRANSPORT/pucch_nr.c

@@ -181,9 +181,9 @@ void nr_generate_pucch0(PHY_VARS_NR_UE *ue,
   // alpha is cyclic shift
   double alpha;
   // lnormal is the OFDM symbol number in the PUCCH transmission where l=0 corresponds to the first OFDM symbol of the PUCCH transmission
-  uint8_t lnormal;
+  //uint8_t lnormal;
   // lprime is the index of the OFDM symbol in the slot that corresponds to the first OFDM symbol of the PUCCH transmission in the slot given by [5, TS 38.213]
-  uint8_t lprime;
+  //uint8_t lprime;
   // mcs is provided by TC 38.213 subclauses 9.2.3, 9.2.4, 9.2.5 FIXME!
   //uint8_t mcs;
 
@@ -198,7 +198,7 @@ void nr_generate_pucch0(PHY_VARS_NR_UE *ue,
    * x(l*12+n) = r_u_v_alpha_delta(n)
    */
   // the value of u,v (delta always 0 for PUCCH) has to be calculated according to TS 38.211 Subclause 6.3.2.2.1
-  uint8_t u=0,v=0,delta=0;
+  uint8_t u=0,v=0;//,delta=0;
   // if frequency hopping is disabled by the higher-layer parameter PUCCH-frequency-hopping
   //              n_hop = 0
   // if frequency hopping is enabled by the higher-layer parameter PUCCH-frequency-hopping
@@ -332,7 +332,7 @@ void nr_generate_pucch1(PHY_VARS_NR_UE *ue,
   // alpha is cyclic shift
   double alpha;
   // lnormal is the OFDM symbol number in the PUCCH transmission where l=0 corresponds to the first OFDM symbol of the PUCCH transmission
-  uint8_t lnormal = 0 ;
+  //uint8_t lnormal = 0 ;
   // lprime is the index of the OFDM symbol in the slot that corresponds to the first OFDM symbol of the PUCCH transmission in the slot given by [5, TS 38.213]
   uint8_t lprime = startingSymbolIndex;
   // mcs = 0 except for PUCCH format 0
@@ -350,7 +350,7 @@ void nr_generate_pucch1(PHY_VARS_NR_UE *ue,
    * the complex-valued symbol d_0 shall be multiplied with a sequence r_u_v_alpha_delta(n): y(n) = d_0 * r_u_v_alpha_delta(n)
    */
   // the value of u,v (delta always 0 for PUCCH) has to be calculated according to TS 38.211 Subclause 6.3.2.2.1
-  uint8_t u=0,v=0,delta=0;
+  uint8_t u=0,v=0;//,delta=0;
   // if frequency hopping is disabled, intraSlotFrequencyHopping is not provided
   //              n_hop = 0
   // if frequency hopping is enabled,  intraSlotFrequencyHopping is     provided
@@ -1286,7 +1286,7 @@ void nr_generate_pucch3_4(PHY_VARS_NR_UE *ue,
                                              {0, 0, 0,-1,-1,-1, 0, 0, 0, 1, 1, 1},
                                              {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
                                              {0, 0, 0, 1, 1, 1, 0, 0, 0,-1,-1,-1}};
-  uint8_t occ_Length = occ_length_format4; // higher layer parameter occ-Length
+  //uint8_t occ_Length = occ_length_format4; // higher layer parameter occ-Length
   uint8_t occ_Index  = occ_index_format4;  // higher layer parameter occ-Index
 //occ_Index = 1; //only for testing purposes; to be removed FIXME!!!
   if (fmt == pucch_format3_nr){ // no block-wise spreading for format 3
@@ -1377,7 +1377,7 @@ void nr_generate_pucch3_4(PHY_VARS_NR_UE *ue,
    * Implementing TS 38.211 Subclauses 6.3.2.5.3 and 6.3.2.6.5 Mapping to physical resources
    */
   // the value of u,v (delta always 0 for PUCCH) has to be calculated according to TS 38.211 Subclause 6.3.2.2.1
-  uint8_t u=0,v=0,delta=0;
+  uint8_t u=0,v=0;//,delta=0;
   // if frequency hopping is disabled, intraSlotFrequencyHopping is not provided
   //              n_hop = 0
   // if frequency hopping is enabled,  intraSlotFrequencyHopping is     provided
@@ -1385,9 +1385,9 @@ void nr_generate_pucch3_4(PHY_VARS_NR_UE *ue,
   //              n_hop = 1 for second hop
   uint8_t n_hop = 0;
   // lnormal is the OFDM symbol number in the PUCCH transmission where l=0 corresponds to the first OFDM symbol of the PUCCH transmission
-  uint8_t lnormal = 0 ;
+  //uint8_t lnormal = 0 ;
   // lprime is the index of the OFDM symbol in the slot that corresponds to the first OFDM symbol of the PUCCH transmission in the slot given by [5, TS 38.213]
-  uint8_t lprime = startingSymbolIndex;
+  //uint8_t lprime = startingSymbolIndex;
   // m0 is the cyclic shift index calculated depending on the Orthogonal sequence index n, according to table 6.4.1.3.3.1-1 from TS 38.211 subclause 6.4.1.3.3.1
   uint8_t m0;
   uint8_t mcs=0;
@@ -1404,13 +1404,13 @@ void nr_generate_pucch3_4(PHY_VARS_NR_UE *ue,
   uint8_t N_ZC = 12*nrofPRB;
   int16_t *r_u_v_base_re        = malloc(sizeof(int16_t)*12*nrofPRB);
   int16_t *r_u_v_base_im        = malloc(sizeof(int16_t)*12*nrofPRB);
-  int16_t *r_u_v_alpha_delta_re = malloc(sizeof(int16_t)*12*nrofPRB);
-  int16_t *r_u_v_alpha_delta_im = malloc(sizeof(int16_t)*12*nrofPRB);
+  //int16_t *r_u_v_alpha_delta_re = malloc(sizeof(int16_t)*12*nrofPRB);
+  //int16_t *r_u_v_alpha_delta_im = malloc(sizeof(int16_t)*12*nrofPRB);
 
   // Next we proceed to mapping to physical resources according to TS 38.211, subclause 6.3.2.6.5 dor PUCCH formats 3 and 4 and subclause 6.4.1.3.3.2 for DM-RS
   int32_t *txptr;
   uint32_t re_offset;
-  uint32_t x1, x2, s=0;
+  //uint32_t x1, x2, s=0;
   // intraSlotFrequencyHopping
   // uint8_t intraSlotFrequencyHopping = 0;
   uint8_t table_6_4_1_3_3_2_1_dmrs_positions[11][14] ={

openair1/SCHED_NR/phy_procedures_nr_common.c

@@ -32,15 +32,8 @@
 
 #include "sched_nr.h"
 
-
-
-
-
 nr_subframe_t nr_slot_select(nfapi_nr_config_request_t *cfg,unsigned char slot)
 {
   if (cfg->subframe_config.duplex_mode.value == FDD)
     return(SF_DL);
 }
-
-
-

openair1/SIMULATION/NR_PHY/dlschsim.c

@@ -138,7 +138,7 @@ int main(int argc, char **argv) {
   uint8_t extended_prefix_flag=0;
   int8_t interf1=-21,interf2=-21;
   FILE *input_fd=NULL,*pbch_file_fd=NULL;
-  char input_val_str[50],input_val_str2[50];
+  //char input_val_str[50],input_val_str2[50];
   //uint16_t NB_RB=25;
   SCM_t channel_model=AWGN;//Rayleigh1_anticorr;
   uint8_t N_RB_DL=106,mu=1;
@@ -149,12 +149,12 @@ int main(int argc, char **argv) {
   //int frame_length_complex_samples_no_prefix;
   NR_DL_FRAME_PARMS *frame_parms;
   //nfapi_nr_config_request_t *gNB_config;
-  uint8_t Kmimo;
-  uint32_t Nsoft;
+  uint8_t Kmimo=0;
+  uint32_t Nsoft=0;
   double sigma;
   unsigned char qbits=8;
   int ret;
-  int run_initial_sync=0;
+  //int run_initial_sync=0;
   int loglvl=OAILOG_WARNING;
   float target_error_rate = 0.01;
 
@@ -320,6 +320,10 @@ int main(int argc, char **argv) {
     	  nb_rb = atoi(optarg);
     	  break;
 
+      case 'x':
+    	  transmission_mode = atoi(optarg);
+    	  break;
+
       default:
       case 'h':
         printf("%s -h(elp) -p(extended_prefix) -N cell_id -f output_filename -F input_filename -g channel_model -n n_frames -t Delayspread -s snr0 -S snr1 -x transmission_mode -y TXant -z RXant -i Intefrence0 -j Interference1 -A interpolation_file -C(alibration offset dB) -N CellId\n",
@@ -451,11 +455,8 @@ int main(int argc, char **argv) {
   unsigned char harq_pid = 0; //dlsch->harq_ids[subframe];
   NR_gNB_DLSCH_t *dlsch = gNB->dlsch[0][0];
   nfapi_nr_dl_config_dlsch_pdu_rel15_t *rel15 = &dlsch->harq_processes[harq_pid]->dlsch_pdu.dlsch_pdu_rel15;
-  time_stats_t *rm_stats;
-  time_stats_t *te_stats;
-  time_stats_t *i_stats;
-  uint8_t is_crnti;
-  uint8_t llr8_flag;
+  //time_stats_t *rm_stats, *te_stats, *i_stats;
+  uint8_t is_crnti=0, llr8_flag=0;
   unsigned int TBS = 8424;
   unsigned int available_bits;
   uint8_t nb_re_dmrs = 6;

openair1/SIMULATION/NR_PHY/pbchsim.c

@@ -85,39 +85,41 @@ int main(int argc, char **argv)
 
   char c;
 
-  int i,l,aa;
+  int i,aa;//,l;
   double sigma2, sigma2_dB=10,SNR,snr0=-2.0,snr1=2.0;
   uint8_t snr1set=0;
   int **txdata;
   double **s_re,**s_im,**r_re,**r_im;
-  double iqim = 0.0;
-  unsigned char pbch_pdu[6];
+  //double iqim = 0.0;
+  //unsigned char pbch_pdu[6];
   //  int sync_pos, sync_pos_slot;
   //  FILE *rx_frame_file;
   FILE *output_fd = NULL;
   uint8_t write_output_file=0;
   //int result;
-  int freq_offset;
+  //int freq_offset;
   //  int subframe_offset;
   //  char fname[40], vname[40];
-  int trial,n_trials=1,n_errors,n_errors_payload;
+  int trial,n_trials=1,n_errors=0,n_errors_payload=0;
   uint8_t transmission_mode = 1,n_tx=1,n_rx=1;
   uint16_t Nid_cell=0;
 
   channel_desc_t *gNB2UE;
-  uint32_t nsymb,tx_lev,tx_lev1 = 0,tx_lev2 = 0;
+
   uint8_t extended_prefix_flag=0;
   int8_t interf1=-21,interf2=-21;
 
   FILE *input_fd=NULL,*pbch_file_fd=NULL;
-  char input_val_str[50],input_val_str2[50];
 
-  uint8_t frame_mod4,num_pdcch_symbols = 0;
+  //uint32_t nsymb,tx_lev,tx_lev1 = 0,tx_lev2 = 0;
+  //char input_val_str[50],input_val_str2[50];
+  //uint8_t frame_mod4,num_pdcch_symbols = 0;
+  //double pbch_sinr;
+  //int pbch_tx_ant;
 
   SCM_t channel_model=AWGN;//Rayleigh1_anticorr;
 
-  double pbch_sinr;
-  int pbch_tx_ant;
+
   int N_RB_DL=273,mu=1;
 
   unsigned char frame_type = 0;