Merge branch 'develop-SA-CBRA' of https://gitlab.eurecom.fr/oai/openairinterface5g into develop-SA-CBRA

openair1/PHY/defs_gNB.h

@@ -655,6 +655,7 @@ typedef struct {
   int            prach_I0;
 } PHY_MEASUREMENTS_gNB;
 
+#define TOTAL_NUM_NR_PRACH_PREAMBLES 64
 #define MAX_NUM_NR_RX_RACH_PDUS 4
 #define MAX_NUM_NR_RX_PRACH_PREAMBLES 4
 #define MAX_UL_PDUS_PER_SLOT 8

openair2/LAYER2/NR_MAC_UE/nr_ra_procedures.c

@@ -524,7 +524,8 @@ uint8_t nr_ue_get_rach(NR_PRACH_RESOURCES_t *prach_resources,
 
   uint8_t sdu_lcids[NB_RB_MAX] = {0};
   uint16_t sdu_lengths[NB_RB_MAX] = {0};
-  int num_sdus, offset = 0;
+  int num_sdus = 0;
+  int offset = 0;
 
   // Delay init RA procedure to allow the convergence of the IIR filter on PRACH noise measurements at gNB side
   if (!prach_resources->init_msg1) {

openair2/LAYER2/NR_MAC_gNB/config.c

@@ -416,6 +416,13 @@ int rrc_mac_config_req_gNB(module_id_t Mod_idP,
           for (int i = 0; i < num_preamble; i++)
             ra->preambles.preamble_list[i] = cfra.resources.choice.ssb->ssb_ResourceList.list.array[i]->ra_PreambleIndex;
         }
+      } else {
+        ra->cfra = false;
+        ra->rnti = rnti;
+        ra->preambles.num_preambles = TOTAL_NUM_NR_PRACH_PREAMBLES;
+        ra->preambles.preamble_list = (uint8_t *) malloc(TOTAL_NUM_NR_PRACH_PREAMBLES*sizeof(uint8_t));
+        for (int i = 0; i < TOTAL_NUM_NR_PRACH_PREAMBLES; i++)
+          ra->preambles.preamble_list[i] = i;
       }
       LOG_I(PHY,"Added new RA process for UE RNTI %04x with initial secondaryCellGroup\n", rnti);
     } else { // secondaryCellGroup has been updated

openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_RA.c

@@ -454,15 +454,11 @@ void nr_initiate_ra_proc(module_id_t module_idP,
   // if the preamble received correspond to one of the listed
   // the UE sent a RACH either for starting RA procedure or RA procedure failed and UE retries
   int pr_found=0;
-  if(ra->preambles.num_preambles > 0) {
-    for (int i = 0; i < ra->preambles.num_preambles; i++) {
-      if (preamble_index == ra->preambles.preamble_list[i]) {
-        pr_found=1;
-        break;
-      }
+  for (int i = 0; i < ra->preambles.num_preambles; i++) {
+    if (preamble_index == ra->preambles.preamble_list[i]) {
+      pr_found=1;
+      break;
     }
-  } else {
-    pr_found=1;
   }
 
   if (!pr_found) {
@@ -487,7 +483,7 @@ void nr_initiate_ra_proc(module_id_t module_idP,
 					      preamble_index,
 					      freq_index,
 					      symbol);
-    int loop = 0;
+
     LOG_D(MAC, "Frame %d, Slot %d: Activating RA process \n", frameP, slotP);
     ra->state = Msg2;
     ra->timing_offset = timing_offset;
@@ -514,6 +510,10 @@ void nr_initiate_ra_proc(module_id_t module_idP,
     ra->Msg2_slot = msg2_slot;
 
     LOG_I(MAC, "%s() Msg2[%04d%d] SFN/SF:%04d%d\n", __FUNCTION__, ra->Msg2_frame, ra->Msg2_slot, frameP, slotP);
+
+    // TODO: Configure RRC with the new RNTI of the following commented lines
+    /*
+    int loop = 0;
     if (!ra->cfra) {
       do {
         ra->rnti = (taus() % 65518) + 1;
@@ -525,6 +525,8 @@ void nr_initiate_ra_proc(module_id_t module_idP,
         abort();
       }
     }
+    */
+
     ra->RA_rnti = ra_rnti;
     ra->preamble_index = preamble_index;
     ra->beam_id = beam_index;

openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_ulsch.c

@@ -465,7 +465,7 @@ void nr_rx_sdu(const module_id_t gnb_mod_idP,
 
       // random access pusch with TC-RNTI
       if (ra->rnti != current_rnti) {
-        LOG_W(MAC,
+        LOG_W(NR_MAC,
               "expected TC-RNTI %04x to match current RNTI %04x\n",
               ra->rnti,
               current_rnti);

openair2/RRC/NR/MESSAGES/asn1_msg.c

@@ -1368,9 +1368,9 @@ uint8_t do_RRCSetupRequest(uint8_t Mod_id, uint8_t *buffer,uint8_t *rv) {
   rrcSetupRequest->rrcSetupRequest.spare.size=1;
   rrcSetupRequest->rrcSetupRequest.spare.bits_unused = 7;
 
-  //if ( LOG_DEBUGFLAG(DEBUG_ASN1) ) {
+  if ( LOG_DEBUGFLAG(DEBUG_ASN1) ) {
     xer_fprint(stdout, &asn_DEF_NR_UL_CCCH_Message, (void *)&ul_ccch_msg);
-  //}
+  }
 
   enc_rval = uper_encode_to_buffer(&asn_DEF_NR_UL_CCCH_Message,
                                    NULL,

openair2/RRC/NR_UE/rrc_defs.h

@@ -78,14 +78,14 @@ typedef struct OAI_NR_UECapability_s {
 } OAI_NR_UECapability_t;
 
 typedef enum requested_SI_List_e {
-  SIB2  = 0x1,
-  SIB3  = 0x2,
-  SIB4  = 0x4,
-  SIB5  = 0x8,
-  SIB6  = 0x16,
-  SIB7  = 0x32,
-  SIB8  = 0x64,
-  SIB9  = 0x128
+  SIB2  = 1,
+  SIB3  = 2,
+  SIB4  = 4,
+  SIB5  = 8,
+  SIB6  = 16,
+  SIB7  = 32,
+  SIB8  = 64,
+  SIB9  = 128
 } requested_SI_List_t;
 
 // 3GPP TS 38.300 Section 9.2.6