changed dci_pdu_rel15 struct to hold bitwidth for each dci field

openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_phytest.c

@@ -336,37 +336,37 @@ int configure_fapi_dl_pdu(int Mod_idP,
 						     scc->dmrs_TypeA_Position,
 						     pdsch_pdu_rel15->NrOfSymbols);
 
-  dci_pdu_rel15_t dci_pdu_rel15[MAX_DCI_CORESET];
+  dci_pdu_rel15_t *dci_pdu_rel15 = calloc(MAX_DCI_CORESET,sizeof(dci_pdu_rel15));
   
-  dci_pdu_rel15[0].frequency_domain_assignment = PRBalloc_to_locationandbandwidth0(pdsch_pdu_rel15->rbSize, 
+  dci_pdu_rel15[0].frequency_domain_assignment.val = PRBalloc_to_locationandbandwidth0(pdsch_pdu_rel15->rbSize, 
 										   pdsch_pdu_rel15->rbStart, 
 										   NRRIV2BW(bwp->bwp_Common->genericParameters.locationAndBandwidth,275));
-  dci_pdu_rel15[0].time_domain_assignment = time_domain_assignment; // row index used here instead of SLIV;
-  dci_pdu_rel15[0].vrb_to_prb_mapping = 1;
-  dci_pdu_rel15[0].mcs = pdsch_pdu_rel15->mcsIndex[0];
-  dci_pdu_rel15[0].tb_scaling = 1;
-  
-  dci_pdu_rel15[0].ra_preamble_index = 25;
-  dci_pdu_rel15[0].format_indicator = 1;
-  dci_pdu_rel15[0].ndi = 1;
-  dci_pdu_rel15[0].rv = 0;
-  dci_pdu_rel15[0].harq_pid = 0;
-  dci_pdu_rel15[0].dai = 2;
-  dci_pdu_rel15[0].tpc = 2;
-  dci_pdu_rel15[0].pucch_resource_indicator = 7;
-  dci_pdu_rel15[0].pdsch_to_harq_feedback_timing_indicator = 7;
+  dci_pdu_rel15[0].time_domain_assignment.val = time_domain_assignment; // row index used here instead of SLIV;
+  dci_pdu_rel15[0].vrb_to_prb_mapping.val = 1;
+  dci_pdu_rel15[0].mcs[0].val = pdsch_pdu_rel15->mcsIndex[0];
+  dci_pdu_rel15[0].tb_scaling.val = 1;
+  
+  dci_pdu_rel15[0].ra_preamble_index.val = 25;
+  dci_pdu_rel15[0].format_indicator.val = 1;
+  dci_pdu_rel15[0].ndi[0].val = 1;
+  dci_pdu_rel15[0].rv[0].val = 0;
+  dci_pdu_rel15[0].harq_pid.val = 0;
+  dci_pdu_rel15[0].dai.val = 2;
+  dci_pdu_rel15[0].tpc.val = 2;
+  dci_pdu_rel15[0].pucch_resource_indicator.val = 7;
+  dci_pdu_rel15[0].pdsch_to_harq_feedback_timing_indicator.val = 7;
   
   LOG_D(MAC, "[gNB scheduler phytest] DCI type 1 payload: freq_alloc %d (%d,%d,%d), time_alloc %d, vrb to prb %d, mcs %d tb_scaling %d ndi %d rv %d\n",
-	dci_pdu_rel15[0].frequency_domain_assignment,
+	dci_pdu_rel15[0].frequency_domain_assignment.val,
 	pdsch_pdu_rel15->rbStart, 
 	pdsch_pdu_rel15->rbSize,	
 	NRRIV2BW(bwp->bwp_Common->genericParameters.locationAndBandwidth,275),
-	dci_pdu_rel15[0].time_domain_assignment,
-	dci_pdu_rel15[0].vrb_to_prb_mapping,
-	dci_pdu_rel15[0].mcs,
-	dci_pdu_rel15[0].tb_scaling,
-	dci_pdu_rel15[0].ndi, 
-	dci_pdu_rel15[0].rv);
+	dci_pdu_rel15[0].time_domain_assignment.val,
+	dci_pdu_rel15[0].vrb_to_prb_mapping.val,
+	dci_pdu_rel15[0].mcs[0].val,
+	dci_pdu_rel15[0].tb_scaling.val,
+	dci_pdu_rel15[0].ndi[0].val, 
+	dci_pdu_rel15[0].rv[0].val);
     
   nr_configure_pdcch(pdcch_pdu_rel15,
 		     1, // ue-specific
@@ -386,8 +386,8 @@ int configure_fapi_dl_pdu(int Mod_idP,
   dci_formats[0]  = NR_DL_DCI_FORMAT_1_0;
   rnti_types[0]   = NR_RNTI_C;
 
-  pdcch_pdu_rel15->PayloadSizeBits[0]=nr_dci_size(dci_formats[0],rnti_types[0],pdcch_pdu_rel15->BWPSize);
-  fill_dci_pdu_rel15(secondaryCellGroup,pdsch_pdu_rel15,pdcch_pdu_rel15,NULL,&dci_pdu_rel15[0],dci_formats,rnti_types);
+  pdcch_pdu_rel15->PayloadSizeBits[0]=nr_dci_size(secondaryCellGroup,&dci_pdu_rel15[0],dci_formats[0],rnti_types[0],pdcch_pdu_rel15->BWPSize);
+  fill_dci_pdu_rel15(pdcch_pdu_rel15,&dci_pdu_rel15[0],dci_formats,rnti_types);
 
   LOG_D(MAC, "DCI params: rnti %d, rnti_type %d, dci_format %d\n \
 	                      coreset params: FreqDomainResource %llx, start_symbol %d  n_symb %d\n",
@@ -419,29 +419,29 @@ int configure_fapi_dl_pdu(int Mod_idP,
 
 void config_uldci(NR_BWP_Uplink_t *ubwp,nfapi_nr_pusch_pdu_t *pusch_pdu,nfapi_nr_dl_tti_pdcch_pdu_rel15_t *pdcch_pdu_rel15, dci_pdu_rel15_t *dci_pdu_rel15, int *dci_formats, int *rnti_types) {
 
-  dci_pdu_rel15->frequency_domain_assignment = PRBalloc_to_locationandbandwidth0(pusch_pdu->rb_size, 
+  dci_pdu_rel15->frequency_domain_assignment.val = PRBalloc_to_locationandbandwidth0(pusch_pdu->rb_size, 
 										 pusch_pdu->rb_start, 
 										 NRRIV2BW(ubwp->bwp_Common->genericParameters.locationAndBandwidth,275));
 
-  dci_pdu_rel15->time_domain_assignment = 2; // row index used here instead of SLIV;
-  dci_pdu_rel15->frequency_hopping_flag = 0;
-  dci_pdu_rel15->mcs = 9;
+  dci_pdu_rel15->time_domain_assignment.val = 2; // row index used here instead of SLIV;
+  dci_pdu_rel15->frequency_hopping_flag.val = 0;
+  dci_pdu_rel15->mcs[0].val = 9;
   
-  dci_pdu_rel15->format_indicator = 0;
-  dci_pdu_rel15->ndi = 1;
-  dci_pdu_rel15->rv = 0;
-  dci_pdu_rel15->harq_pid = 0;
-  dci_pdu_rel15->tpc = 2;
+  dci_pdu_rel15->format_indicator.val = 0;
+  dci_pdu_rel15->ndi[0].val = 1;
+  dci_pdu_rel15->rv[0].val = 0;
+  dci_pdu_rel15->harq_pid.val = 0;
+  dci_pdu_rel15->tpc.val = 2;
   
   LOG_D(MAC, "[gNB scheduler phytest] ULDCI type 0 payload: PDCCH CCEIndex %d, freq_alloc %d, time_alloc %d, freq_hop_flag %d, mcs %d tpc %d ndi %d rv %d\n",
 	pdcch_pdu_rel15->CceIndex[pdcch_pdu_rel15->numDlDci],
-	dci_pdu_rel15->frequency_domain_assignment,
-	dci_pdu_rel15->time_domain_assignment,
-	dci_pdu_rel15->frequency_hopping_flag,
-	dci_pdu_rel15->mcs,
-	dci_pdu_rel15->tpc,
-	dci_pdu_rel15->ndi, 
-	dci_pdu_rel15->rv);
+	dci_pdu_rel15->frequency_domain_assignment.val,
+	dci_pdu_rel15->time_domain_assignment.val,
+	dci_pdu_rel15->frequency_hopping_flag.val,
+	dci_pdu_rel15->mcs[0].val,
+	dci_pdu_rel15->tpc.val,
+	dci_pdu_rel15->ndi[0].val, 
+	dci_pdu_rel15->rv[0].val);
   
   dci_formats[pdcch_pdu_rel15->numDlDci] = NR_UL_DCI_FORMAT_0_0;
   rnti_types[pdcch_pdu_rel15->numDlDci]  = NR_RNTI_C;
@@ -832,8 +832,8 @@ void nr_schedule_uss_ulsch_phytest(int Mod_idP,
 
   config_uldci(ubwp,pusch_pdu,pdcch_pdu_rel15, &dci_pdu_rel15[0], dci_formats, rnti_types);
   
-  pdcch_pdu_rel15->PayloadSizeBits[0]=nr_dci_size(dci_formats[0],rnti_types[0],pdcch_pdu_rel15->BWPSize);
-  fill_dci_pdu_rel15(secondaryCellGroup,NULL,pdcch_pdu_rel15,pusch_pdu,&dci_pdu_rel15[0],dci_formats,rnti_types);
+  pdcch_pdu_rel15->PayloadSizeBits[0]=nr_dci_size(secondaryCellGroup,&dci_pdu_rel15[0],dci_formats[0],rnti_types[0],pdcch_pdu_rel15->BWPSize);
+  fill_dci_pdu_rel15(pdcch_pdu_rel15,&dci_pdu_rel15[0],dci_formats,rnti_types);
   
 }
 

openair2/LAYER2/NR_MAC_gNB/mac_proto.h

@@ -130,10 +130,7 @@ void nr_configure_pdcch(nfapi_nr_dl_tti_pdcch_pdu_rel15_t* pdcch_pdu,
                         NR_ServingCellConfigCommon_t *scc,
                         NR_BWP_Downlink_t *bwp);
 
-void fill_dci_pdu_rel15(NR_CellGroupConfig_t *secondaryCellGroup,
-                        nfapi_nr_dl_tti_pdsch_pdu_rel15_t *pdsch_pdu_rel15,
-                        nfapi_nr_dl_tti_pdcch_pdu_rel15_t *pdcch_pdu_rel15,
-                        nfapi_nr_pusch_pdu_t  *pusch_pdu,
+void fill_dci_pdu_rel15(nfapi_nr_dl_tti_pdcch_pdu_rel15_t *pdcch_pdu_rel15,
                         dci_pdu_rel15_t *dci_pdu_rel15,
                         int *dci_formats,
                         int *rnti_types);
@@ -166,7 +163,9 @@ int add_new_nr_ue(module_id_t mod_idP, rnti_t rntiP);
 
 int get_num_dmrs(uint16_t dmrs_mask );
 
-uint16_t nr_dci_size(nr_dci_format_t format,
+uint16_t nr_dci_size(NR_CellGroupConfig_t *secondaryCellGroup,
+                     dci_pdu_rel15_t *dci_pdu,
+                     nr_dci_format_t format,
                      nr_rnti_type_t rnti_type,
                      uint16_t N_RB);
 

openair2/LAYER2/NR_MAC_gNB/nr_mac_gNB.h

@@ -190,7 +190,7 @@ typedef struct gNB_MAC_INST_s {
   int cce_list[MAX_NUM_BWP][MAX_NUM_CORESET][MAX_NUM_CCE];
 } gNB_MAC_INST;
 
-typedef struct {
+/*typedef struct {
 
 
 uint8_t format_indicator; //1 bit
@@ -250,8 +250,74 @@ uint8_t antenna_ports;
 uint16_t reserved; //1_0/C-RNTI:10 bits, 1_0/P-RNTI: 6 bits, 1_0/SI-&RA-RNTI: 16 bits
 uint16_t padding;
 
-} dci_pdu_rel15_t;
+} dci_pdu_rel15_t;*/
 
+typedef struct {
+  uint16_t val;
+  uint8_t nbits;
+} dci_field_t;
+
+typedef struct {
+
+
+dci_field_t format_indicator; //1 bit
+dci_field_t frequency_domain_assignment; //up to 16 bits
+dci_field_t time_domain_assignment; // 4 bits
+dci_field_t frequency_hopping_flag; //1 bit
+ 
+dci_field_t ra_preamble_index; //6 bits
+dci_field_t ss_pbch_index; //6 bits
+dci_field_t prach_mask_index; //4 bits
+ 
+dci_field_t vrb_to_prb_mapping; //0 or 1 bit
+dci_field_t mcs[2]; //5 bits
+dci_field_t ndi[2]; //1 bit
+dci_field_t rv[2]; //2 bits
+dci_field_t harq_pid; //4 bits
+dci_field_t dai; //0, 2 or 4 bits
+dci_field_t dai1; //1 or 2 bits
+dci_field_t dai2; //0 or 2 bits
+dci_field_t tpc; //2 bits
+dci_field_t pucch_resource_indicator; //3 bits
+dci_field_t pdsch_to_harq_feedback_timing_indicator; //0, 1, 2 or 3 bits
+ 
+dci_field_t short_messages_indicator; //2 bits
+dci_field_t short_messages; //8 bits
+dci_field_t tb_scaling; //2 bits
+ 
+dci_field_t carrier_indicator; //0 or 3 bits
+dci_field_t bwp_indicator; //0, 1 or 2 bits
+dci_field_t prb_bundling_size_indicator; //0 or 1 bits
+dci_field_t rate_matching_indicator; //0, 1 or 2 bits
+dci_field_t zp_csi_rs_trigger; //0, 1 or 2 bits
+dci_field_t transmission_configuration_indication; //0 or 3 bits
+dci_field_t srs_request; //2 bits
+dci_field_t cbgti; //CBG Transmission Information: 0, 2, 4, 6 or 8 bits
+dci_field_t cbgfi; //CBG Flushing Out Information: 0 or 1 bit
+dci_field_t dmrs_sequence_initialization; //0 or 1 bit
+ 
+dci_field_t srs_resource_indicator;
+dci_field_t precoding_information;
+dci_field_t csi_request;
+dci_field_t ptrs_dmrs_association;
+dci_field_t beta_offset_indicator; //0 or 2 bits
+ 
+dci_field_t slot_format_indicator_count;
+dci_field_t *slot_format_indicators;
+ 
+dci_field_t pre_emption_indication_count;
+dci_field_t *pre_emption_indications; //14 bit
+ 
+dci_field_t block_number_count;
+dci_field_t *block_numbers;
+ 
+dci_field_t ul_sul_indicator; //0 or 1 bit
+dci_field_t antenna_ports;
+ 
+dci_field_t reserved; //1_0/C-RNTI:10 bits, 1_0/P-RNTI: 6 bits, 1_0/SI-&RA-RNTI: 16 bits
+dci_field_t padding;
+
+} dci_pdu_rel15_t;
 
 
 #endif /*__LAYER2_NR_MAC_GNB_H__ */