fixes for SRB2 in MAC/RRC.

openair2/LAYER2/MAC/eNB_scheduler_dlsch.c

@@ -814,7 +814,7 @@ schedule_ue_spec(
           if (rlc_status.bytes_in_buffer > 0) {  // There is DCCH to transmit
             LOG_D(MAC,"[eNB %d] Frame %d, DL-DCCH->DLSCH CC_id %d, Requesting %d bytes from RLC (RRC message)\n",
                   module_idP,frameP,CC_id,TBS-header_len_dcch);
-            sdu_lengths[0] += mac_rlc_data_req(
+            sdu_lengths[0] = mac_rlc_data_req(
 					      module_idP,
 					      rnti,
 					      module_idP,
@@ -822,7 +822,7 @@ schedule_ue_spec(
 					      ENB_FLAG_YES,
 					      MBMS_FLAG_NO,
 					      DCCH,
-                                (char *)&dlsch_buffer[sdu_lengths[0]]);
+					      (char *)&dlsch_buffer[0]);
 
             T(T_ENB_MAC_UE_DL_SDU, T_INT(module_idP), T_INT(CC_id), T_INT(rnti), T_INT(frameP), T_INT(subframeP),
               T_INT(harq_pid), T_INT(DCCH), T_INT(sdu_lengths[0]));
@@ -860,9 +860,10 @@ schedule_ue_spec(
                          DCCH+1,
                          (TBS-ta_len-header_len_dcch-sdu_length_total)); // transport block set size less allocations for timing advance and
           // DCCH SDU
+	  sdu_lengths[num_sdus] = 0;
 
           if (rlc_status.bytes_in_buffer > 0) {
-            LOG_D(MAC,"[eNB %d], Frame %d, DCCH1->DLSCH, CC_id %d, Requesting %d bytes from RLC (RRC message)\n",
+            LOG_I(MAC,"[eNB %d], Frame %d, DCCH1->DLSCH, CC_id %d, Requesting %d bytes from RLC (RRC message)\n",
                   module_idP,frameP,CC_id,TBS-header_len_dcch-sdu_length_total);
             sdu_lengths[num_sdus] += mac_rlc_data_req(
                                        module_idP,
@@ -872,7 +873,7 @@ schedule_ue_spec(
                                        ENB_FLAG_YES,
                                        MBMS_FLAG_NO,
                                        DCCH+1,
-                                       (char *)&dlsch_buffer[sdu_lengths[num_sdus]]);
+                                       (char *)&dlsch_buffer[sdu_length_total]);
 
             T(T_ENB_MAC_UE_DL_SDU, T_INT(module_idP), T_INT(CC_id), T_INT(rnti), T_INT(frameP), T_INT(subframeP),
               T_INT(harq_pid), T_INT(DCCH+1), T_INT(sdu_lengths[num_sdus]));

openair2/RRC/LITE/rrc_eNB_S1AP.c

@@ -774,7 +774,7 @@ rrc_eNB_process_S1AP_DOWNLINK_NAS(
   ue_initial_id = S1AP_DOWNLINK_NAS (msg_p).ue_initial_id;
   eNB_ue_s1ap_id = S1AP_DOWNLINK_NAS (msg_p).eNB_ue_s1ap_id;
   ue_context_p = rrc_eNB_get_ue_context_from_s1ap_ids(instance, ue_initial_id, eNB_ue_s1ap_id);
-  srb_id = ue_context_p->ue_context.Srb2.Srb_info.Srb_id;
+
 
   LOG_I(RRC, "[eNB %d] Received %s: ue_initial_id %d, eNB_ue_s1ap_id %d\n",
         instance,
@@ -822,6 +822,9 @@ rrc_eNB_process_S1AP_DOWNLINK_NAS(
   } else {
     PROTOCOL_CTXT_SET_BY_INSTANCE(&ctxt, instance, ENB_FLAG_YES, ue_context_p->ue_context.rnti, 0, 0);
 
+    srb_id = ue_context_p->ue_context.Srb2.Srb_info.Srb_id;
+  
+
     /* Is it the first income from S1AP ? */
     if (ue_context_p->ue_context.eNB_ue_s1ap_id == 0) {
       ue_context_p->ue_context.eNB_ue_s1ap_id = S1AP_DOWNLINK_NAS (msg_p).eNB_ue_s1ap_id;