Merge remote-tracking branch 'origin/episys-ul-info-cleanup' into integration_2022_wk08_b

openair1/SCHED_NR_UE/fapi_nr_ue_l1.c

@@ -90,8 +90,11 @@ int8_t nr_ue_scheduled_response_stub(nr_scheduled_response_t *scheduled_response
                 rx_ind->pdu_list[j].pdu = CALLOC(tx_req_body->pdu_length, sizeof(*rx_ind->pdu_list[j].pdu));
                 memcpy(rx_ind->pdu_list[j].pdu, tx_req_body->pdu, tx_req_body->pdu_length * sizeof(*rx_ind->pdu_list[j].pdu));
                 rx_ind->pdu_list[j].rnti = pusch_config_pdu->rnti;
-                rx_ind->pdu_list[j].timing_advance = scheduled_response->tx_request->tx_config.timing_advance;
-                rx_ind->pdu_list[j].ul_cqi = scheduled_response->tx_request->tx_config.ul_cqi;
+                /* TODO: Implement channel modeling to abstract TA and CQI. For now,
+                   we hard code the values below since they are set in L1 and we are
+                   abstracting L1. */
+                rx_ind->pdu_list[j].timing_advance = 31;
+                rx_ind->pdu_list[j].ul_cqi = 255;
                 char buffer[1024];
                 hexdump(rx_ind->pdu_list[j].pdu, rx_ind->pdu_list[j].pdu_length, buffer, sizeof(buffer));
                 LOG_D(NR_MAC, "Hexdump of pdu %s before queuing rx_ind\n",
@@ -113,7 +116,7 @@ int8_t nr_ue_scheduled_response_stub(nr_scheduled_response_t *scheduled_response
                 crc_ind->crc_list[j].num_cb = pusch_config_pdu->pusch_data.num_cb;
                 crc_ind->crc_list[j].rnti = pusch_config_pdu->rnti;
                 crc_ind->crc_list[j].tb_crc_status = 0;
-                crc_ind->crc_list[j].timing_advance = scheduled_response->tx_request->tx_config.timing_advance;
+                crc_ind->crc_list[j].timing_advance = 31;
                 crc_ind->crc_list[j].ul_cqi = 255;
               }
 
@@ -204,6 +207,7 @@ int8_t nr_ue_scheduled_response_stub(nr_scheduled_response_t *scheduled_response
           }
         }
       }
+      dl_config->number_pdus = 0;
     }
 
   }

openair2/LAYER2/NR_MAC_UE/nr_ue_procedures.c

@@ -3832,6 +3832,21 @@ int nr_ue_process_rar(nr_downlink_indication_t *dl_info, NR_UL_TIME_ALIGNMENT_t
       LOG_A(NR_MAC, "[UE %d][RAPROC][%d.%d] Found RAR with the intended RAPID %d\n", mod_id, frame, slot, rarh->RAPID);
       rar = (NR_MAC_RAR *) (dlsch_buffer + n_subheaders + (n_subPDUs - 1) * sizeof(NR_MAC_RAR));
       ra->RA_RAPID_found = 1;
+      if (get_softmodem_params()->emulate_l1) {
+        /* When we are emulating L1 with multiple UEs, the rx_indication will have
+           multiple RAR PDUs. The code would previously handle each of these PDUs,
+           but it should only be handling the single RAR that matches the current
+           UE. */
+        LOG_I(NR_MAC, "RAR PDU found for our UE with PDU index %d\n", pdu_id);
+        dl_info->rx_ind->number_pdus = 1;
+        if (pdu_id != 0) {
+          memcpy(&dl_info->rx_ind->rx_indication_body[0],
+                &dl_info->rx_ind->rx_indication_body[pdu_id],
+                sizeof(fapi_nr_rx_indication_body_t));
+        }
+        mac->nr_ue_emul_l1.expected_rar = false;
+        memset(mac->nr_ue_emul_l1.index_has_rar, 0, sizeof(mac->nr_ue_emul_l1.index_has_rar));
+      }
       break;
     }
     if (rarh->E == 0) {

openair2/NR_UE_PHY_INTERFACE/NR_IF_Module.c

@@ -296,11 +296,11 @@ static void copy_dl_tti_req_to_dl_info(nr_downlink_indication_t *dl_info, nfapi_
 {
     NR_UE_MAC_INST_t *mac = get_mac_inst(dl_info->module_id);
     mac->nr_ue_emul_l1.expected_sib = false;
-    memset(mac->nr_ue_emul_l1.index_has_sib, 0, sizeof(*mac->nr_ue_emul_l1.index_has_sib));
+    memset(mac->nr_ue_emul_l1.index_has_sib, 0, sizeof(mac->nr_ue_emul_l1.index_has_sib));
     mac->nr_ue_emul_l1.expected_rar = false;
-    memset(mac->nr_ue_emul_l1.index_has_rar, 0, sizeof(*mac->nr_ue_emul_l1.index_has_rar));
+    memset(mac->nr_ue_emul_l1.index_has_rar, 0, sizeof(mac->nr_ue_emul_l1.index_has_rar));
     mac->nr_ue_emul_l1.expected_dci = false;
-    memset(mac->nr_ue_emul_l1.index_has_dci, 0, sizeof(*mac->nr_ue_emul_l1.index_has_dci));
+    memset(mac->nr_ue_emul_l1.index_has_dci, 0, sizeof(mac->nr_ue_emul_l1.index_has_dci));
     int pdu_idx = 0;
 
     int num_pdus = dl_tti_request->dl_tti_request_body.nPDUs;
@@ -424,7 +424,7 @@ static void copy_tx_data_req_to_dl_info(nr_downlink_indication_t *dl_info, nfapi
 
     if (!dl_info->rx_ind)
     {
-        dl_info->rx_ind = CALLOC(1, sizeof(fapi_nr_rx_indication_t));
+        dl_info->rx_ind = CALLOC(num_pdus, sizeof(fapi_nr_rx_indication_t));
     }
     AssertFatal(dl_info->rx_ind != NULL, "%s: Out of memory in calloc", __FUNCTION__);
     fapi_nr_rx_indication_t *rx_ind = dl_info->rx_ind;
@@ -1038,6 +1038,7 @@ int handle_dci(module_id_t module_id, int cc_id, unsigned int gNB_index, frame_t
 // Note: sdu should always be processed because data and timing advance updates are transmitted by the UE
 int8_t handle_dlsch(nr_downlink_indication_t *dl_info, NR_UL_TIME_ALIGNMENT_t *ul_time_alignment, int pdu_id){
 
+  if (get_softmodem_params()->emulate_l1)
     dl_info->rx_ind->rx_indication_body[pdu_id].pdsch_pdu.harq_pid = g_harq_pid;
 
   update_harq_status(dl_info->module_id,

openair2/RRC/LTE/MESSAGES/asn1_msg.c

@@ -4293,9 +4293,10 @@ ssize_t do_nrMeasurementReport(uint8_t *buffer,
   LTE_MeasResultListEUTRA_t  *measResultListEUTRA2=&measResultNeighCells->choice.measResultListEUTRA;
   asn1cSequenceAdd(measResultListEUTRA2->list, struct LTE_MeasResultEUTRA, measresulteutra_list);
   measresulteutra_list->physCellId = phy_id;
-  //asn1cCalloc(measresulteutra_list->cgi_Info, measresult_cgi2);
-  //measresult_cgi2->cellGlobalId= {0};
-  //measresult_cgi2->trackingAreaCode= {0};
+  /* TODO: This asn1cCalloc leaks memory but also masks a bug.
+     If we delete this asn1cCalloc statement, eNB will crash in NSA mode.
+     Please don't delete the following line unless the bug has been found. */
+  asn1cCalloc(measresulteutra_list->cgi_Info, measresult_cgi2);
   struct LTE_MeasResultEUTRA__measResult* measResult= &measresulteutra_list->measResult;
   asn1cCallocOne(measResult->rsrpResult, rsrp_tar);
   asn1cCallocOne(measResult->rsrqResult, rsrq_tar);