fix physical simulators

openair1/SIMULATION/NR_PHY/dlschsim.c

@@ -75,45 +75,45 @@ void init_downlink_harq_status(NR_DL_UE_HARQ_t *dl_harq) {}
 
 int main(int argc, char **argv)
 {
-	char c;
-	int i; //,j,l,aa;
-	double SNR, SNR_lin, snr0 = -2.0, snr1 = 2.0;
-	double snr_step = 0.1;
-	uint8_t snr1set = 0;
-	int **txdata;
-	double **s_re, **s_im, **r_re, **r_im;
-	//  int sync_pos, sync_pos_slot;
-	//  FILE *rx_frame_file;
-	FILE *output_fd = NULL;
-	//uint8_t write_output_file = 0;
-	//  int subframe_offset;
-	//  char fname[40], vname[40];
-	int trial, n_trials = 1, n_errors = 0, n_false_positive = 0;
-	uint8_t n_tx = 1, n_rx = 1;
-	//uint8_t transmission_mode = 1;
-	uint16_t Nid_cell = 0;
-	channel_desc_t *gNB2UE;
-	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];
-	//uint16_t NB_RB=25;
-	SCM_t channel_model = AWGN;  //Rayleigh1_anticorr;
-	uint16_t N_RB_DL = 106, mu = 1; 
-	//unsigned char frame_type = 0;
-	unsigned char pbch_phase = 0;
-	int frame = 0, slot = 0;
-	int frame_length_complex_samples;
-	//int frame_length_complex_samples_no_prefix;
-	NR_DL_FRAME_PARMS *frame_parms;
-	uint8_t Kmimo = 0;
-	uint32_t Nsoft = 0;
-	double sigma;
-	unsigned char qbits = 8;
-	int ret;
-	//int run_initial_sync=0;
-	int loglvl = OAILOG_WARNING;
-	uint8_t dlsch_threads = 0;
+  char c;
+  int i; //,j,l,aa;
+  double SNR, SNR_lin, snr0 = -2.0, snr1 = 2.0;
+  double snr_step = 0.1;
+  uint8_t snr1set = 0;
+  int **txdata;
+  double **s_re, **s_im, **r_re, **r_im;
+  //  int sync_pos, sync_pos_slot;
+  //  FILE *rx_frame_file;
+  FILE *output_fd = NULL;
+  //uint8_t write_output_file = 0;
+  //  int subframe_offset;
+  //  char fname[40], vname[40];
+  int trial, n_trials = 1, n_errors = 0, n_false_positive = 0;
+  uint8_t n_tx = 1, n_rx = 1;
+  //uint8_t transmission_mode = 1;
+  uint16_t Nid_cell = 0;
+  channel_desc_t *gNB2UE;
+  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];
+  //uint16_t NB_RB=25;
+  SCM_t channel_model = AWGN;  //Rayleigh1_anticorr;
+  uint16_t N_RB_DL = 106, mu = 1;
+  //unsigned char frame_type = 0;
+  unsigned char pbch_phase = 0;
+  int frame = 0, slot = 0;
+  int frame_length_complex_samples;
+  //int frame_length_complex_samples_no_prefix;
+  NR_DL_FRAME_PARMS *frame_parms;
+  uint8_t Kmimo = 0;
+  uint32_t Nsoft = 0;
+  double sigma;
+  unsigned char qbits = 8;
+  int ret;
+  //int run_initial_sync=0;
+  int loglvl = OAILOG_WARNING;
+  uint8_t dlsch_threads = 0;
   float target_error_rate = 0.01;
   uint64_t SSB_positions=0x01;
   uint16_t nb_symb_sch = 12;
@@ -460,6 +460,7 @@ int main(int argc, char **argv)
 	rel15->mcsIndex[0] = Imcs;
         rel15->numDmrsCdmGrpsNoData = 1;
         rel15->maintenance_parms_v3.tbSizeLbrmBytes = Tbslbrm;
+        rel15->maintenance_parms_v3.ldpcBaseGraph = get_BG(TBS, rate);
 	double modulated_input[16 * 68 * 384]; // [hna] 16 segments, 68*Zc
 	short channel_output_fixed[16 * 68 * 384];
 	//unsigned char *estimated_output;

openair1/SIMULATION/NR_PHY/dlsim.c

@@ -318,6 +318,7 @@ void nr_dlsim_preprocessor(module_id_t module_id,
   sched_pdsch->rbStart = g_rbStart;
   sched_pdsch->rbSize = g_rbSize;
   sched_pdsch->mcs = g_mcsIndex;
+  sched_pdsch->nrOfLayers = g_nrOfLayers;
   /* the following might override the table that is mandated by RRC
    * configuration */
   current_BWP->mcsTableIdx = g_mcsTableIdx;

openair1/SIMULATION/NR_PHY/ulschsim.c

@@ -466,6 +466,7 @@ int main(int argc, char **argv)
   rel15_ul->nrOfLayers          = Nl;
   rel15_ul->target_code_rate    = code_rate;
   rel15_ul->pusch_data.tb_size  = TBS>>3;
+  rel15_ul->maintenance_parms_v3.ldpcBaseGraph = get_BG(TBS, code_rate);
   ///////////////////////////////////////////////////
 
   double modulated_input[16 * 68 * 384]; // [hna] 16 segments, 68*Zc

openair1/SIMULATION/NR_PHY/ulsim.c

@@ -1126,7 +1126,7 @@ int main(int argc, char **argv)
 	pusch_pdu->bwp_size = abwp_size;
       }
 
-      pusch_pdu->pusch_data.tb_size = TBS/8;
+      pusch_pdu->pusch_data.tb_size = TBS>>3;
       pusch_pdu->pdu_bit_map = pdu_bit_map;
       pusch_pdu->rnti = n_rnti;
       pusch_pdu->mcs_index = Imcs;
@@ -1158,6 +1158,7 @@ int main(int argc, char **argv)
       pusch_pdu->pusch_ptrs.ptrs_freq_density = ptrs_freq_density;
       pusch_pdu->pusch_ptrs.ptrs_ports_list   = (nfapi_nr_ptrs_ports_t *) malloc(2*sizeof(nfapi_nr_ptrs_ports_t));
       pusch_pdu->pusch_ptrs.ptrs_ports_list[0].ptrs_re_offset = 0;
+      pusch_pdu->maintenance_parms_v3.ldpcBaseGraph = get_BG(TBS, code_rate);
 
       // if transform precoding is enabled
       if (transform_precoding == transformPrecoder_enabled) {

openair2/LAYER2/NR_MAC_COMMON/nr_mac_common.c

@@ -3498,6 +3498,15 @@ void csi_period_offset(NR_CSI_ReportConfig_t *csirep,
   }
 }
 
+uint8_t get_BG(uint32_t A, uint16_t R) {
+
+  float code_rate = (float) R / 10240.0f;
+  if ((A <=292) || ((A<=3824) && (code_rate <= 0.6667)) || code_rate <= 0.25)
+    return 2;
+  else
+    return 1;
+}
+
 uint32_t get_Y(NR_SearchSpace_t *ss, int slot, rnti_t rnti) {
 
   if(ss->searchSpaceType->present == NR_SearchSpace__searchSpaceType_PR_common)
@@ -4738,4 +4747,4 @@ uint16_t nr_get_csi_bitlen(nr_csi_report_t *csi_report_template, uint8_t csi_rep
   }
 
   return csi_bitlen;
-}
\ No newline at end of file
+}

openair2/LAYER2/NR_MAC_COMMON/nr_mac_common.h

@@ -39,6 +39,8 @@
 
 uint32_t get_Y(NR_SearchSpace_t *ss, int slot, rnti_t rnti);
 
+uint8_t get_BG(uint32_t A, uint16_t R);
+
 uint64_t from_nrarfcn(int nr_bandP, uint8_t scs_index, uint32_t dl_nrarfcn);
 
 uint32_t to_nrarfcn(int nr_bandP, uint64_t dl_CarrierFreq, uint8_t scs_index, uint32_t bw);

openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_primitives.c

@@ -212,6 +212,7 @@ uint8_t get_mcs_from_cqi(int mcs_table, int cqi_table, int cqi_idx)
   return 9;
 }
 
+
 void set_dl_dmrs_ports(NR_pdsch_semi_static_t *ps) {
 
   //TODO first basic implementation of dmrs port selection
@@ -248,15 +249,6 @@ void set_dl_dmrs_ports(NR_pdsch_semi_static_t *ps) {
   }
 }
 
-uint8_t get_BG(uint32_t A, uint16_t R) {
-
-  float code_rate = (float) R / 10240.0f;
-  if ((A <=292) || ((A<=3824) && (code_rate <= 0.6667)) || code_rate <= 0.25)
-    return 2;
-  else
-    return 1;
-}
-
 NR_ControlResourceSet_t *get_coreset(gNB_MAC_INST *nrmac,
                                      NR_ServingCellConfigCommon_t *scc,
                                      void *bwp,

openair2/LAYER2/NR_MAC_gNB/mac_proto.h

@@ -469,7 +469,6 @@ uint16_t set_pm_index(NR_UE_sched_ctrl_t *sched_ctrl,
                       int codebook_mode);
 
 uint8_t get_mcs_from_cqi(int mcs_table, int cqi_table, int cqi_idx);
-uint8_t get_BG(uint32_t A, uint16_t R);
 uint8_t set_dl_nrOfLayers(NR_UE_sched_ctrl_t *sched_ctrl);
 
 const int get_dl_tda(const gNB_MAC_INST *nrmac, const NR_ServingCellConfigCommon_t *scc, int slot);