make gNB compile for 273 PRBs and including config file

openair1/SCHED_NR/phy_procedures_nr_gNB.c

@@ -299,6 +299,7 @@ void nr_fill_rx_indication(PHY_VARS_gNB *gNB, int frame, int slot_rx, int UE_id,
     // case 75:  timing_advance_update /= 12; break;
     case 106: timing_advance_update /= 16; break;
     case 217: timing_advance_update /= 32; break;
+    case 273: timing_advance_update /= 32; break;
     default: abort();
   }
 

openair2/GNB_APP/gnb_config.c

@@ -807,7 +807,7 @@ void RCconfig_NRRRC(MessageDef *msg_p, uint32_t i, gNB_RRC_INST *rrc) {
             NRRRC_CONFIGURATION_REQ (msg_p).N_RB_DL[j]= N_RB_DL;
             //if(N_RB_DL == 217)      sf_ahead = 2;
             //else if(N_RB_DL == 106) sf_ahead = 4;
-            if ((N_RB_DL != 217) && (N_RB_DL != 106))
+            if ((N_RB_DL != 273) && (N_RB_DL != 217) && (N_RB_DL != 106))
 	      AssertFatal (0,"Failed to parse gNB configuration file %s, gnb %d unknown value \"%d\" for N_RB_DL choice: 106, 217 !\n", RC.config_file_name, i, N_RB_DL);
             
             /*