diff --git a/openair2/LAYER2/MAC/eNB_scheduler_RA.c b/openair2/LAYER2/MAC/eNB_scheduler_RA.c index bcd3984df97fc165489a7189faafc7b6f17d6a78..5dee9b7a2c5338037d4c8354b0ac7df4fa231846 100644 --- a/openair2/LAYER2/MAC/eNB_scheduler_RA.c +++ b/openair2/LAYER2/MAC/eNB_scheduler_RA.c @@ -1565,6 +1565,8 @@ initiate_ra_proc(module_id_t module_idP, struct PRACH_ConfigSIB_v1310 *ext4_prach = NULL; PRACH_ParametersListCE_r13_t *prach_ParametersListCE_r13 = NULL; + + static uint8_t failure_cnt = 0; if (cc->radioResourceConfigCommon_BR && cc->radioResourceConfigCommon_BR->ext4) { @@ -1649,6 +1651,7 @@ initiate_ra_proc(module_id_t module_idP, } ra[i].RA_rnti = ra_rnti; ra[i].preamble_index = preamble_index; + failure_cnt = 0; LOG_D(MAC, "[eNB %d][RAPROC] CC_id %d Frame %d Activating RAR generation in Frame %d, subframe %d for process %d, rnti %x, state %d\n", module_idP, CC_id, frameP, ra[i].Msg2_frame, @@ -1661,6 +1664,13 @@ initiate_ra_proc(module_id_t module_idP, LOG_E(MAC, "[eNB %d][RAPROC] FAILURE: CC_id %d Frame %d Initiating RA procedure for preamble index %d\n", module_idP, CC_id, frameP, preamble_index); + + failure_cnt++; + if(failure_cnt > 20) { + LOG_E(MAC,"[eNB %d][RAPROC] CC_id %d Frame %d Clear Random access information\n"); + clear_ra_proc(module_idP, CC_id, frameP); + } + } void @@ -1687,3 +1697,18 @@ cancel_ra_proc(module_id_t module_idP, int CC_id, frame_t frameP, } } } + +void clear_ra_proc(module_id_t module_idP, int CC_id, frame_t frameP) +{ + unsigned char i; + RA_t *ra = (RA_t *) & RC.mac[module_idP]->common_channels[CC_id].ra[0]; + + for (i = 0; i < NB_RA_PROC_MAX; i++) { + LOG_D(MAC,"[eNB %d][RAPROC] CC_id %d Frame %d Clear Random access information rnti %x\n", module_idP, CC_id, frameP, ra[i].rnti); + ra[i].state = IDLE; + ra[i].timing_offset = 0; + ra[i].RRC_timer = 20; + ra[i].rnti = 0; + ra[i].msg3_round = 0; + } +} diff --git a/openair2/LAYER2/MAC/eNB_scheduler_primitives.c b/openair2/LAYER2/MAC/eNB_scheduler_primitives.c index fa462561af11c18712ca5390b4daba9e9ecf8de4..ef41f4e85036aeba5ddd2dee144e873adaf91852 100644 --- a/openair2/LAYER2/MAC/eNB_scheduler_primitives.c +++ b/openair2/LAYER2/MAC/eNB_scheduler_primitives.c @@ -2170,16 +2170,8 @@ int rrc_mac_remove_ue(module_id_t mod_idP, rnti_t rntiP) eNB_dlsch_info[mod_idP][pCC_id][UE_id].serving_num = 0; // check if this has an RA process active - RA_t *ra; - for (i = 0; i < NB_RA_PROC_MAX; i++) { - ra = (RA_t *) & RC.mac[mod_idP]->common_channels[pCC_id].ra[i]; - if (ra->rnti == rntiP) { - ra->state = IDLE; - ra->timing_offset = 0; - ra->RRC_timer = 20; - ra->rnti = 0; - //break; - } + if(find_RA_id(mod_idP, pCC_id, rntiP) != -1) { + cancel_ra_proc(mod_idP, pCC_id, 0, rntiP); } return 0; diff --git a/openair2/LAYER2/MAC/eNB_scheduler_ulsch.c b/openair2/LAYER2/MAC/eNB_scheduler_ulsch.c index f4ad9a6e9d77023c0b1d46356510190bdffa5a7c..6b5bf9a3d09f70968ee7bc8e03df803726157683 100644 --- a/openair2/LAYER2/MAC/eNB_scheduler_ulsch.c +++ b/openair2/LAYER2/MAC/eNB_scheduler_ulsch.c @@ -194,7 +194,7 @@ rx_sdu(const module_id_t enb_mod_idP, (int) mac->common_channels[CC_idP]. radioResourceConfigCommon->rach_ConfigCommon. maxHARQ_Msg3Tx); - if (ra[RA_id].msg3_round == + if (ra[RA_id].msg3_round >= mac->common_channels[CC_idP].radioResourceConfigCommon-> rach_ConfigCommon.maxHARQ_Msg3Tx - 1) { cancel_ra_proc(enb_mod_idP, CC_idP, frameP, current_rnti); diff --git a/openair2/LAYER2/MAC/proto.h b/openair2/LAYER2/MAC/proto.h index d42c8f38dcf647b4ec29c7a2db6371afc7316531..d2cf3e047b73eec46ad3fd06159e872ccdbfa933 100644 --- a/openair2/LAYER2/MAC/proto.h +++ b/openair2/LAYER2/MAC/proto.h @@ -299,6 +299,9 @@ void cancel_ra_proc(module_id_t module_idP, int CC_id, frame_t frameP, @param Msg3_frame frame where scheduling takes place @param Msg3_subframe subframe where scheduling takes place */ + +void clear_ra_proc(module_id_t module_idP, int CC_id, frame_t frameP); + void set_msg3_subframe(module_id_t Mod_id, int CC_id, int frame, diff --git a/openair2/LAYER2/MAC/rar_tools.c b/openair2/LAYER2/MAC/rar_tools.c index f48a53636f8e00e85bebf07133ffa6ed8f82ae1b..6a9b4fa987686771b672a0149e1bc4916d0a382f 100644 --- a/openair2/LAYER2/MAC/rar_tools.c +++ b/openair2/LAYER2/MAC/rar_tools.c @@ -84,6 +84,7 @@ fill_rar(const module_id_t module_idP, ra->msg3_TPC = 3; ra->msg3_ULdelay = 0; ra->msg3_cqireq = 0; + ra->msg3_round = 0; rar[2] |= ((ra->msg3_mcs & 0x8) >> 3); // mcs 10 rar[3] = (((ra->msg3_mcs & 0x7) << 5)) | ((ra->msg3_TPC & 7) << 2) |