Fix to handle multiple UEs and typo bug.

executables/nr-ue.c

@@ -158,6 +158,7 @@ void init_nrUE_standalone_thread(int ue_idx)
 
 static void L1_nsa_prach_procedures(frame_t frame, int slot, fapi_nr_ul_config_prach_pdu *prach_pdu)
 {
+  NR_UE_MAC_INST_t *mac    = get_mac_inst(0);
   nfapi_nr_rach_indication_t *rach_ind = CALLOC(1, sizeof(*rach_ind));
   rach_ind->sfn = frame;
   rach_ind->slot = slot;
@@ -176,7 +177,8 @@ static void L1_nsa_prach_procedures(frame_t frame, int slot, fapi_nr_ul_config_p
   rach_ind->pdu_list[pdu_index].num_preamble                        = 1;
   const int num_p = rach_ind->pdu_list[pdu_index].num_preamble;
   rach_ind->pdu_list[pdu_index].preamble_list = calloc(num_p, sizeof(nfapi_nr_prach_indication_preamble_t));
-  rach_ind->pdu_list[pdu_index].preamble_list[0].preamble_index     = 63; //Melissa, need to get this out of rrc_reconfig_msg
+  rach_ind->pdu_list[pdu_index].preamble_list[0].preamble_index     = mac->ra.rach_ConfigDedicated->cfra->resources.choice.ssb->ssb_ResourceList.list.array[0]->ra_PreambleIndex;
+
   rach_ind->pdu_list[pdu_index].preamble_list[0].timing_advance     = 0;
   rach_ind->pdu_list[pdu_index].preamble_list[0].preamble_pwr       = 0xffffffff;
 
@@ -295,7 +297,7 @@ static void *NRUE_phy_stub_standalone_pnf_task(void *arg)
     ul_info.frame_tx = (ul_info.slot_rx + slot_ahead >= slots_per_frame) ? ul_info.frame_rx + 1 : ul_info.frame_rx;
     ul_info.ue_sched_mode = SCHED_ALL;
 
-    if (pthread_mutex_unlock(&mac->mutex_dl_info)) abort();
+    if (pthread_mutex_lock(&mac->mutex_dl_info)) abort();
 
     memset(&mac->dl_info, 0, sizeof(mac->dl_info));
     mac->dl_info.cc_id = CC_id;

openair2/LAYER2/NR_MAC_UE/nr_ue_procedures.c

@@ -510,10 +510,15 @@ int nr_ue_process_dci_indication_pdu(module_id_t module_id,int cc_id, int gNB_in
 
   LOG_D(MAC,"Received dci indication (rnti %x,dci format %d,n_CCE %d,payloadSize %d,payload %llx)\n",
 	dci->rnti,dci->dci_format,dci->n_CCE,dci->payloadSize,*(unsigned long long*)dci->payloadBits);
-  int8_t ret = nr_extract_dci_info(mac, dci->dci_format, dci->payloadSize, dci->rnti, (uint64_t *)dci->payloadBits, def_dci_pdu_rel15);
-  if ((ret&1) == 1) return -1;
-  else if (ret == 2) dci->dci_format = NR_UL_DCI_FORMAT_0_0;
-  return (nr_ue_process_dci(module_id, cc_id, gNB_index, frame, slot, def_dci_pdu_rel15, dci));
+  if ((dci->rnti == mac->crnti) || (dci->rnti == mac->ra.ra_rnti)) {
+    int8_t ret = nr_extract_dci_info(mac, dci->dci_format, dci->payloadSize, dci->rnti, (uint64_t *)dci->payloadBits, def_dci_pdu_rel15);
+    if ((ret&1) == 1)
+      return -1;
+    else if (ret == 2)
+      dci->dci_format = NR_UL_DCI_FORMAT_0_0;
+    return (nr_ue_process_dci(module_id, cc_id, gNB_index, frame, slot, def_dci_pdu_rel15, dci));
+  }
+  return 0; 
 }
 
 int8_t nr_ue_process_dci(module_id_t module_id, int cc_id, uint8_t gNB_index, frame_t frame, int slot, dci_pdu_rel15_t *dci, fapi_nr_dci_indication_pdu_t *dci_ind) {

openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_RA.c

@@ -527,6 +527,10 @@ void nr_initiate_ra_proc(module_id_t module_idP,
   for (int i = 0; i < NR_NB_RA_PROC_MAX; i++) {
     NR_RA_t *ra = &cc->ra[i];
     pr_found = 0;
+    const int UE_id = find_nr_UE_id(module_idP, ra->rnti);
+    if (UE_id != -1) {
+      continue;
+    }
     if (ra->state == RA_IDLE) {
       for(int j = 0; j < ra->preambles.num_preambles; j++) {
         //check if the preamble received correspond to one of the listed or configured preambles

openair2/NR_PHY_INTERFACE/NR_IF_Module.c

@@ -300,10 +300,10 @@ void NR_UL_indication(NR_UL_IND_t *UL_info) {
   NR_Sched_Rsp_t   *sched_info = &NR_Sched_INFO[module_id][CC_id];
   NR_IF_Module_t   *ifi        = nr_if_inst[module_id];
   gNB_MAC_INST     *mac        = RC.nrmac[module_id];
-  LOG_D(NR_PHY,"SFN/SLOT:%d.%d module_id:%d CC_id:%d UL_info[rach_pdus:%d rx_ind:%d crcs:%d]\n",
+  LOG_D(NR_PHY,"SFN/SLOT:%d.%d module_id:%d CC_id:%d UL_info[rach_pdus:%zu rx_ind:%zu crcs:%zu]\n",
         UL_info->frame,UL_info->slot,
-        module_id,CC_id, UL_info->rach_ind.number_of_pdus,
-        UL_info->rx_ind.number_of_pdus, UL_info->crc_ind.number_crcs);
+        module_id,CC_id, gnb_rach_ind_queue.num_items,
+        gnb_rx_ind_queue.num_items, gnb_crc_ind_queue.num_items);
 
   if (NFAPI_MODE != NFAPI_MODE_PNF) {