Fixed bugs in pucch UE

UE now sends ack/nack in format0

openair1/SCHED_NR_UE/fapi_nr_ue_l1.c

@@ -105,6 +105,7 @@ int8_t nr_ue_scheduled_response(nr_scheduled_response_t *scheduled_response){
             dlsch0_harq->Nl=1;
             dlsch0_harq->mcs_table=0;
             dlsch0_harq->harq_ack.rx_status = downlink_harq_process(dlsch0_harq, dlsch0->current_harq_pid, dlsch_config_pdu->ndi, dlsch0->rnti_type);
+            dlsch0_harq->harq_ack.vDAI_DL = dlsch_config_pdu->dai;
             LOG_D(MAC, ">>>> \tdlsch0->g_pucch = %d\tdlsch0_harq.mcs = %d\n", dlsch0->g_pucch, dlsch0_harq->mcs);
           }
         }

openair1/SCHED_NR_UE/pucch_uci_ue_nr.c

@@ -347,7 +347,7 @@ bool pucch_procedures_ue_nr(PHY_VARS_NR_UE *ue, uint8_t gNB_id, UE_nr_rxtx_proc_
     /**********************************************/
     else if ((pucch_resource_set != MAX_NB_OF_PUCCH_RESOURCE_SETS) && (pucch_resource_id != MAX_NB_OF_PUCCH_RESOURCES)) {
       /* check that current configuration is supported */
-      if ((mac->scg->physicalCellGroupConfig->harq_ACK_SpatialBundlingPUCCH[0] != FALSE)
+      if ((mac->scg->physicalCellGroupConfig->harq_ACK_SpatialBundlingPUCCH != NULL)
          || (mac->scg->physicalCellGroupConfig->pdsch_HARQ_ACK_Codebook != 1)) {
         LOG_E(PHY,"PUCCH Unsupported cell group configuration : at line %d in function %s of file %s \n", LINE_FILE , __func__, FILE_NAME);
         return(FALSE);
@@ -356,11 +356,11 @@ bool pucch_procedures_ue_nr(PHY_VARS_NR_UE *ue, uint8_t gNB_id, UE_nr_rxtx_proc_
         LOG_E(PHY,"PUCCH Unsupported code block group for serving cell config : at line %d in function %s of file %s \n", LINE_FILE , __func__, FILE_NAME);
         return(FALSE);
       }
-      pucch_resource = mac->ULbwp[bwp_id-1]->bwp_Dedicated->pucch_Config->choice.setup->resourceToAddModList->list.array[pucch_resource_id];
+      pucch_resource = select_resource_by_id(pucch_resource_id, mac->ULbwp[bwp_id-1]->bwp_Dedicated->pucch_Config->choice.setup);
       format = pucch_resource->format.present;
       nb_symbols_total = get_nb_symbols_pucch(pucch_resource, format);
-      starting_symbol_index = pucch_resource->startingPRB;
-      starting_prb = get_starting_symb_idx(pucch_resource, format);
+      starting_symbol_index = get_starting_symb_idx(pucch_resource, format);
+      starting_prb = pucch_resource->startingPRB;
       second_hop = starting_prb;
       if (format==pucch_format1_nr)
         time_domain_occ = pucch_resource->format.choice.format1->timeDomainOCC;
@@ -779,7 +779,7 @@ uint8_t get_downlink_ack(PHY_VARS_NR_UE *ue, uint8_t gNB_id,  UE_nr_rxtx_proc_t
    U_DAI_c = number_harq_feedback/number_of_code_word;
    N_m_c_rx = number_harq_feedback;
    int N_SPS_c = 0; /* FFS TODO_NR multicells and SPS are not supported at the moment */
-   if (mac->scg->physicalCellGroupConfig->harq_ACK_SpatialBundlingPUCCH[0] == FALSE) {
+   if (mac->scg->physicalCellGroupConfig->harq_ACK_SpatialBundlingPUCCH == NULL) {
      int N_TB_max_DL = mac->DLbwp[0]->bwp_Dedicated->pdsch_Config->choice.setup->maxNrofCodeWordsScheduledByDCI[0];
      *n_HARQ_ACK = (((V_DAI_m_DL - U_DAI_c)%4) * N_TB_max_DL) + N_m_c_rx + N_SPS_c;
      NR_TST_PHY_PRINTF("PUCCH power n(%d) = ( V(%d) - U(%d) )mod4 * N_TB(%d) + N(%d) \n", *n_HARQ_ACK, V_DAI_m_DL, U_DAI_c, N_TB_max_DL, N_m_c_rx);
@@ -1094,6 +1094,7 @@ boolean_t check_pucch_format(NR_UE_MAC_INST_t *mac, uint8_t gNB_id, pucch_format
   pucch_format_nr_t selected_pucch_format_second;
   NR_SetupRelease_PUCCH_FormatConfig_t *identified_format;
 
+  if (format_pucch != pucch_format0_nr) {
     switch (format_pucch) {
       case pucch_format1_nr:
       if (mac->ULbwp[bwp_id-1]->bwp_Dedicated->pucch_Config->choice.setup->format1 != NULL)
@@ -1120,6 +1121,7 @@ boolean_t check_pucch_format(NR_UE_MAC_INST_t *mac, uint8_t gNB_id, pucch_format
       LOG_E(PHY,"PUCCH not implemented multislots transmission : at line %d in function %s of file %s \n", LINE_FILE , __func__, FILE_NAME);
       return (FALSE);
     }
+  }
 
   if (nb_symbols_for_tx <= 2) {
     if (uci_size <= 2) {
@@ -1320,3 +1322,17 @@ int get_ics_pucch(NR_PUCCH_Resource_t *pucch_resource, pucch_format_nr_t format_
   }
 }
 
+NR_PUCCH_Resource_t *select_resource_by_id(int resource_id, NR_PUCCH_Config_t *pucch_config)
+{
+  int n_list = pucch_config->resourceToAddModList->list.count; 
+  NR_PUCCH_Resource_t *pucchres;
+  AssertFatal(n_list>0,"PUCCH resourceToAddModList is empty\n");
+
+  for (int i=0; i<n_list; i++) {
+    pucchres = pucch_config->resourceToAddModList->list.array[i];
+    if (pucchres->pucch_ResourceId == resource_id)
+      return pucchres;
+  }
+  return NULL;
+}
+

openair1/SCHED_NR_UE/pucch_uci_ue_nr.h

@@ -240,4 +240,6 @@ uint8_t get_nb_symbols_pucch(NR_PUCCH_Resource_t *pucch_resource, pucch_format_n
 uint16_t get_starting_symb_idx(NR_PUCCH_Resource_t *pucch_resource, pucch_format_nr_t format_type);
 
 int get_ics_pucch(NR_PUCCH_Resource_t *pucch_resource, pucch_format_nr_t format_type);
+
+NR_PUCCH_Resource_t *select_resource_by_id(int resource_id, NR_PUCCH_Config_t *pucch_config);
 #endif /* PUCCH_UCI_UE_NR_H */