Saving work

nfapi/open-nFAPI/vnf/src/vnf_p7.c

@@ -1269,6 +1269,7 @@ void vnf_handle_timing_info(void *pRecvMsg, int recvMsgLen, vnf_p7_t* vnf_p7)
         if (vnf_p7 && vnf_p7->p7_connections)
         {
           int16_t vnf_pnf_sfnsf_delta = NFAPI_SFNSF2DEC(vnf_p7->p7_connections[0].sfn_sf) - NFAPI_SFNSF2DEC(ind.last_sfn_sf);
+		  printf("vnf_pnf_sfnsf_delta = %d adjusting now\n", vnf_pnf_sfnsf_delta); fflush(stdout);
 
           //NFAPI_TRACE(NFAPI_TRACE_INFO, "%s() PNF:SFN/SF:%d VNF:SFN/SF:%d deltaSFNSF:%d\n", __FUNCTION__, NFAPI_SFNSF2DEC(ind.last_sfn_sf), NFAPI_SFNSF2DEC(vnf_p7->p7_connections[0].sfn_sf), vnf_pnf_sfnsf_delta);
 

openair2/COMMON/platform_constants.h

@@ -84,7 +84,7 @@
       #define MAX_eNB                      2
       #define MAX_gNB                      2
     #else
-      #define MAX_MOBILES_PER_ENB         4
+      #define MAX_MOBILES_PER_ENB         20 // This was maxed at 4 Why? -Andrew
       #define MAX_MOBILES_PER_ENB_NB_IoT  4
       #define MAX_MOBILES_PER_GNB         2//16
       #define MAX_eNB                      2

openair2/LAYER2/MAC/eNB_scheduler.c

@@ -571,16 +571,30 @@ eNB_dlsch_ulsch_scheduler(module_id_t module_idP,
   UE_sched_ctrl_t     *UE_scheduling_control  = NULL;
   start_meas(&(eNB->eNB_scheduler));
   VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_ENB_DLSCH_ULSCH_SCHEDULER, VCD_FUNCTION_IN);
-
-  if ((frameP == eNB->frame && subframeP <= eNB->subframe) || (frameP == ((eNB->frame + 1023) & 1023)))
+  // TODO: Better solution needed this is the first
+  // 3 indications of this function on startup
+  // 1303275.278188 [MAC]   XXX 0.0 -> 0.4 = 4
+  // 1303275.279443 [MAC]   XXX 0.4 -> 639.5 = 6391
+  // 1303275.348686 [MAC]   XXX 646.3 -> 646.3 = 0
+  int delta = (frameP * 10 + subframeP) - (eNB->frame * 10 + eNB->subframe);
+  if (delta < 0)
+  {
+    delta += 10240; // sfn_sf decimal values range from 0 to 10239
+  }
+  // If we ever see a difference this big something is very wrong
+  // This threshold is arbitrary
+  if (delta > 8500 || delta == 0) // 900 frames
   {
-    LOG_E(MAC, "Scheduler being called twice for same subframe SF.SFN: %u.%u\n", frameP, subframeP);
+    LOG_I(MAC, "scheduler ignoring outerspace %d.%d -> %d.%d = %d\n",
+          eNB->frame, eNB->subframe, frameP, subframeP, delta);
     return;
   }
+  LOG_I(MAC, "Entering dlsch_ulsch scheduler %d.%d -> %d.%d = %d\n",
+        eNB->frame, eNB->subframe, frameP, subframeP, delta);
+
   eNB->frame    = frameP;
   eNB->subframe = subframeP;
 
-  LOG_I(MAC, "Entering dlsch_ulsch scheduler Frame: %u Subframe: %u\n", frameP, subframeP);
   for (CC_id = 0; CC_id < MAX_NUM_CCs; CC_id++) {
     mbsfn_status[CC_id] = 0;
     /* Clear vrb_maps */

openair2/LAYER2/MAC/rar_tools_ue.c

@@ -67,6 +67,7 @@ uint16_t ue_process_rar(const module_id_t module_idP, const int CC_id, const fra
       LOG_D(PHY, "Found RAR with the intended RAPID %d\n",
             rarh->RAPID);
       rar = (uint8_t *) (dlsch_buffer + n_rarh + (n_rarpy - 1) * 6);
+      UE_mac_inst[module_idP].UE_mode[0] = RA_RESPONSE;
       break;
     }
 
@@ -77,9 +78,10 @@ uint16_t ue_process_rar(const module_id_t module_idP, const int CC_id, const fra
     }
 
     if (rarh->E == 0) {
-      LOG_I(PHY,
+      LOG_I(MAC,
             "No RAR found with the intended RAPID. The closest RAPID in all RARs is %d\n",
             best_rx_rapid);
+      UE_mac_inst[module_idP].UE_mode[0] = PRACH;
       break;
     } else {
       rarh++;

openair2/PHY_INTERFACE/phy_stub_UE.c

@@ -832,7 +832,8 @@ void dl_config_req_UE_MAC_dci(int sfn,
               &UE_mac_inst[ue_id].crnti, //t-crnti
               UE_mac_inst[ue_id].RA_prach_resources.ra_PreambleIndex,
               tx_request_pdu_list[pdu_index].segments[0].segment_data);
-          UE_mac_inst[ue_id].UE_mode[0] = RA_RESPONSE;
+          // UE_mac_inst[ue_id].UE_mode[0] = RA_RESPONSE;
+          LOG_I(MAC, "setting UE_MODE now: %d\n", UE_mac_inst[ue_id].UE_mode[0]);
           // Expecting an UL_CONFIG_ULSCH_PDU to enable Msg3 Txon (first
           // ULSCH Txon for the UE)
           UE_mac_inst[ue_id].first_ULSCH_Tx = 1;

targets/RT/USER/lte-ue.c

@@ -1166,16 +1166,21 @@ static void *UE_phy_stub_standalone_pnf_task(void *arg)
         if (UE->mode != loop_through_memory) {
           // We make the start of RA between consecutive UEs differ by 20 frames
           //if ((UE_mac_inst[Mod_id].UE_mode[0] == PRACH  && Mod_id == 0) || (UE_mac_inst[Mod_id].UE_mode[0] == PRACH && Mod_id>0 && rx_frame >= UE_mac_inst[Mod_id-1].ra_frame + 20) ) {
-          if (UE_mac_inst[ue_Mod_id].UE_mode[0] == PRACH && ue_Mod_id == next_Mod_id) {
+          LOG_I(MAC, "UE_mode: %d\n", UE_mac_inst[ue_Mod_id].UE_mode[0]);
+          if (UE_mac_inst[ue_Mod_id].UE_mode[0] == PRACH) { //&& ue_Mod_id == next_Mod_id) {
             next_ra_frame++;
-            if (next_ra_frame > 500) {
+            // if (next_ra_frame > 500) {
               // check if we have PRACH opportunity
+              LOG_I(MAC, "is_prach_subframe(): %d\n",
+                    is_prach_subframe(&UE->frame_parms, NFAPI_SFNSF2SFN(sfn_sf), NFAPI_SFNSF2SF(sfn_sf)));
               if (is_prach_subframe(&UE->frame_parms, NFAPI_SFNSF2SFN(sfn_sf), NFAPI_SFNSF2SF(sfn_sf)) && UE_mac_inst[ue_Mod_id].SI_Decoded == 1) {
                 // The one working strangely...
                 //if (is_prach_subframe(&UE->frame_parms,NFAPI_SFNSF2SFN(sfn_sf), NFAPI_SFNSF2SF(sfn_sf) && Mod_id == (module_id_t) init_ra_UE) ) {
                 PRACH_RESOURCES_t *prach_resources = ue_get_rach(ue_Mod_id, 0, NFAPI_SFNSF2SFN(sfn_sf), 0, NFAPI_SFNSF2SF(sfn_sf));
                 if (prach_resources != NULL) {
-                  UE_mac_inst[ue_Mod_id].ra_frame = rx_frame;
+                  LOG_I(MAC, "preamble_received_tar_power: %d\n",
+                        prach_resources->ra_PREAMBLE_RECEIVED_TARGET_POWER);
+                  UE_mac_inst[ue_Mod_id].ra_frame = NFAPI_SFNSF2SFN(sfn_sf); // Is this why RACH comes in late to proxy? - Andrew
                   LOG_D(MAC, "UE_phy_stub_thread_rxn_txnp4 before RACH, Mod_id: %d frame %d subframe %d\n", ue_Mod_id, NFAPI_SFNSF2SFN(sfn_sf), NFAPI_SFNSF2SF(sfn_sf));
                   fill_rach_indication_UE_MAC(ue_Mod_id, NFAPI_SFNSF2SFN(sfn_sf), NFAPI_SFNSF2SF(sfn_sf), UL_INFO, prach_resources->ra_PreambleIndex, prach_resources->ra_RNTI);
                   sent_any = true;
@@ -1188,7 +1193,7 @@ static void *UE_phy_stub_standalone_pnf_task(void *arg)
 
                 //ue_prach_procedures(ue,proc,eNB_id,abstraction_flag,mode);
               }
-            }
+            // }
           }  // mode is PRACH
 
           // Substitute call to phy_procedures Tx with call to phy_stub functions in order to trigger