Changes to the logic in nr_ue_dl_indication and nr_ue_prach_scheduler

executables/nr-ue.c

@@ -408,8 +408,6 @@ void processSlotTX( PHY_VARS_NR_UE *UE, UE_nr_rxtx_proc_t *proc) {
     scheduled_response.ul_config->ul_config_list[0].ulsch_config_pdu.ulsch_pdu_rel15.n_layers = precod_nbr_layers;
     scheduled_response.ul_config->ul_config_list[0].ulsch_config_pdu.ulsch_pdu_rel15.harq_process_nbr = harq_pid;
 
-    //nr_ue_prach_scheduler(mod_id, proc->frame_rx, proc->nr_tti_rx);
-
     nr_ue_scheduled_response(&scheduled_response);
 
     if (UE->mode != loop_through_memory) {
@@ -474,23 +472,6 @@ void processSlotRX( PHY_VARS_NR_UE *UE, UE_nr_rxtx_proc_t *proc) {
       pdcp_fifo_flush_sdus(&ctxt);
     }
   }
-
-  
-  // no UL for now
-  /*
-  if (UE->mac_enabled==1) {
-    //  trigger L2 to run ue_scheduler thru IF module
-    //  [TODO] mapping right after NR initial sync
-    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;
-      UE->ul_indication.frame = proc->frame_rx;
-      UE->ul_indication.slot = proc->nr_tti_rx;
-      UE->if_inst->ul_indication(&UE->ul_indication);
-    }
-  }
-  */
 }
 
 /*!
@@ -507,11 +488,15 @@ typedef struct processingData_s {
 }  processingData_t;
 
 void UE_processing(void *arg) {
-  processingData_t *rxtxD=(processingData_t *) arg;
+  processingData_t *rxtxD = (processingData_t *) arg;
   UE_nr_rxtx_proc_t *proc = &rxtxD->proc;
   PHY_VARS_NR_UE    *UE   = rxtxD->UE;
 
-  uint8_t gNB_id = 0;
+  uint8_t gNB_id = 0, CC_id = 0;
+  module_id_t mod_id = 0;
+
+  nr_uplink_indication_t ul_indication;
+  memset((void*)&ul_indication, 0, sizeof(ul_indication));
 
   // params for UL time alignment procedure
   NR_UL_TIME_ALIGNMENT_t *ul_time_alignment = &UE->ul_time_alignment[gNB_id];
@@ -538,6 +523,19 @@ void UE_processing(void *arg) {
 
   processSlotRX(UE, proc);
 
+  if (UE->mac_enabled == 1) {
+    // trigger L2 to run ue_scheduler thru IF module
+    // [TODO] mapping right after NR initial sync
+    if(UE->if_inst != NULL && UE->if_inst->ul_indication != NULL) {
+      ul_indication.module_id = mod_id;
+      ul_indication.gNB_index = gNB_id;
+      ul_indication.cc_id     = CC_id;
+      ul_indication.frame     = proc->frame_rx;
+      ul_indication.slot      = proc->nr_tti_rx;
+      UE->if_inst->ul_indication(&ul_indication);
+    }
+  }
+
   processSlotTX(UE, proc);
 
 }

openair2/LAYER2/NR_MAC_UE/nr_ue_procedures.c

@@ -766,9 +766,7 @@ void nr_ue_prach_scheduler(module_id_t module_idP, frame_t frameP, sub_frame_t s
   NR_RACH_ConfigGeneric_t *rach_ConfigGeneric = &setup->rach_ConfigGeneric;
   config_index = rach_ConfigGeneric->prach_ConfigurationIndex;
 
-  ////nfapi_nr_ul_tti_request_t *UL_tti_req = &RC.nrmac[module_idP]->UL_tti_req[0];
-
-  if (is_nr_DL_slot(scc, slotP) == 1) {
+  if (is_nr_UL_slot(scc, slotP)) {
 
     if (setup->msg1_SubcarrierSpacing)
       mu = *setup->msg1_SubcarrierSpacing;
@@ -810,7 +808,7 @@ void nr_ue_prach_scheduler(module_id_t module_idP, frame_t frameP, sub_frame_t s
 
         ul_config->ul_config_list[ul_config->number_pdus].pdu_type = FAPI_NR_UL_CONFIG_TYPE_PRACH;
         prach_config_pdu = &ul_config->ul_config_list[ul_config->number_pdus].prach_config_pdu;
-        memset(prach_config_pdu,0,sizeof(fapi_nr_ul_config_prach_pdu));
+        memset(prach_config_pdu, 0, sizeof(fapi_nr_ul_config_prach_pdu));
         ul_config->number_pdus += 1;
 
         ncs = get_NCS(rach_ConfigGeneric->zeroCorrelationZoneConfig, format0, setup->restrictedSetConfig);
@@ -886,6 +884,7 @@ void nr_ue_prach_scheduler(module_id_t module_idP, frame_t frameP, sub_frame_t s
         }
       }
     }
+    mac->scheduled_response.ul_config = ul_config;
   }
 }
 

openair2/NR_UE_PHY_INTERFACE/NR_IF_Module.c

@@ -122,6 +122,9 @@ int nr_ue_ul_indication(nr_uplink_indication_t *ul_info){
 			ul_info->ssb_index, 
 			0, 0); //  TODO check tx/rx frame/slot is need for NR version
 
+  /*if (is_nr_UL_slot(mac->scc, ul_info->slot))
+    nr_ue_prach_scheduler(module_id, ul_info->frame, ul_info->slot);*/ // WIP TbD set tx frame/slot
+
   switch(ret){
   case UE_CONNECTION_OK:
     break;
@@ -135,7 +138,6 @@ int nr_ue_ul_indication(nr_uplink_indication_t *ul_info){
     break;
   }
 
-
   mac->if_module->scheduled_response(&mac->scheduled_response);
 
   return 0;