add some printf for debug purpose (to be remove at some point)

this commit is here to help debug the previous ones.

It has to be reverted at some point.

openair2/LAYER2/MAC/eNB_scheduler_RA.c

@@ -710,7 +710,10 @@ void schedule_RA(module_id_t module_idP,frame_t frameP, sub_frame_t subframeP,un
 			    RA_template->RA_dci_size_bits2,
 			    RA_template->RA_dci_fmt2,
 			    0);
+printf("MAC: msg4 retransmission for rnti %x (round %d) fsf %d/%d\n", RA_template->rnti, round, frameP, subframeP);
 	  }
+else
+printf("MAC: msg4 retransmission for rnti %x (round %d) fsf %d/%d CCE allocation failed!\n", RA_template->rnti, round, frameP, subframeP);
 	  LOG_W(MAC,"[eNB %d][RAPROC] CC_id %d Frame %d, subframeP %d: Msg4 not acknowledged, adding ue specific dci (rnti %x) for RA (Msg4 Retransmission)\n",
 		module_idP,CC_id,frameP,subframeP,RA_template->rnti);
 	} else {
@@ -719,6 +722,7 @@ void schedule_RA(module_id_t module_idP,frame_t frameP, sub_frame_t subframeP,un
 		  remove UE instance across all the layers: mac_xface->cancel_RA();
 		  }
 	  */
+printf("MAC: msg4 acknowledged for rnti %x fsf %d/%d, let's configure it\n", RA_template->rnti, frameP, subframeP);
 	  LOG_I(MAC,"[eNB %d][RAPROC] CC_id %d Frame %d, subframeP %d : Msg4 acknowledged\n",module_idP,CC_id,frameP,subframeP);
 	  RA_template->wait_ack_Msg4=0;
 	  RA_template->RA_active=FALSE;

openair2/LAYER2/MAC/eNB_scheduler_primitives.c

@@ -243,6 +243,7 @@ int add_new_ue(module_id_t mod_idP, int cc_idP, rnti_t rntiP,int harq_pidP)
 
   for (i = 0; i < NUMBER_OF_UE_MAX; i++) {
     if (UE_list->active[i] == TRUE) continue;
+printf("MAC: new UE id %d rnti %x\n", i, rntiP);
     UE_id = i;
     UE_list->UE_template[cc_idP][UE_id].rnti       = rntiP;
     UE_list->UE_template[cc_idP][UE_id].configured = FALSE;
@@ -267,6 +268,7 @@ int add_new_ue(module_id_t mod_idP, int cc_idP, rnti_t rntiP,int harq_pidP)
     return(UE_id);
   }
 
+printf("MAC: cannot add new UE for rnti %x\n", rntiP);
   LOG_E(MAC,"error in add_new_ue(), could not find space in UE_list, Dumping UE list\n");
   dump_ue_list(UE_list,0);
   return(-1);
@@ -282,6 +284,7 @@ int rrc_mac_remove_ue(module_id_t mod_idP,rnti_t rntiP)
   int pCC_id;
 
   if (UE_id == -1) {
+printf("MAC: cannot remove UE rnti %x\n", rntiP);
     LOG_W(MAC,"rrc_mac_remove_ue: UE %x not found\n", rntiP);
     mac_phy_remove_ue(mod_idP, rntiP);
     return 0;
@@ -289,6 +292,7 @@ int rrc_mac_remove_ue(module_id_t mod_idP,rnti_t rntiP)
 
   pCC_id = UE_PCCID(mod_idP,UE_id);
 
+printf("MAC: remove UE %d rnti %x\n", UE_id, rntiP);
   LOG_I(MAC,"Removing UE %d from Primary CC_id %d (rnti %x)\n",UE_id,pCC_id, rntiP);
   dump_ue_list(UE_list,0);