Commit 6bfc0d63 authored by knopp's avatar knopp

put 50 PRB back in default enb configuration. added handling of UE release in...

put 50 PRB back in default enb configuration. added handling of UE release in L1/L2. detection of stale ULSCH configuration
parent c9b8dfab
......@@ -2402,7 +2402,9 @@ void fill_ulsch(PHY_VARS_eNB *eNB,nfapi_ul_config_ulsch_pdu *ulsch_pdu,int frame
uint8_t UE_id;
AssertFatal((UE_id=find_ulsch(ulsch_pdu->ulsch_pdu_rel8.rnti,eNB,SEARCH_EXIST_OR_FREE))>=0,
"No existing UE ULSCH for rnti %x\n",ulsch_pdu->ulsch_pdu_rel8.rnti);
"No existing/free UE ULSCH for rnti %x\n",ulsch_pdu->ulsch_pdu_rel8.rnti);
boolean_t new_ulsch = (find_ulsch(ulsch_pdu->ulsch_pdu_rel8.rnti,eNB,SEARCH_EXIST)==-1) ? TRUE : FALSE;
LTE_eNB_ULSCH_t *ulsch=eNB->ulsch[UE_id];
LTE_DL_FRAME_PARMS *frame_parms = &eNB->frame_parms;
......@@ -2414,6 +2416,7 @@ void fill_ulsch(PHY_VARS_eNB *eNB,nfapi_ul_config_ulsch_pdu *ulsch_pdu,int frame
ulsch->harq_processes[harq_pid]->frame = frame;
ulsch->harq_processes[harq_pid]->subframe = subframe;
ulsch->harq_processes[harq_pid]->handled = 0;
ulsch->harq_processes[harq_pid]->first_rb = ulsch_pdu->ulsch_pdu_rel8.resource_block_start;
ulsch->harq_processes[harq_pid]->nb_rb = ulsch_pdu->ulsch_pdu_rel8.number_of_resource_blocks;
......@@ -2457,7 +2460,8 @@ void fill_ulsch(PHY_VARS_eNB *eNB,nfapi_ul_config_ulsch_pdu *ulsch_pdu,int frame
ulsch->harq_processes[harq_pid]->O_ACK = 0;
if ((ulsch->harq_processes[harq_pid]->status == SCH_IDLE) ||
(ulsch->harq_processes[harq_pid]->ndi != ulsch_pdu->ulsch_pdu_rel8.new_data_indication)){
(ulsch->harq_processes[harq_pid]->ndi != ulsch_pdu->ulsch_pdu_rel8.new_data_indication) ||
(new_ulsch == TRUE)){
ulsch->harq_processes[harq_pid]->status = ACTIVE;
ulsch->harq_processes[harq_pid]->TBS = ulsch_pdu->ulsch_pdu_rel8.size<<3;
......@@ -2475,8 +2479,8 @@ void fill_ulsch(PHY_VARS_eNB *eNB,nfapi_ul_config_ulsch_pdu *ulsch_pdu,int frame
else ulsch->harq_processes[harq_pid]->round++;
ulsch->rnti = ulsch_pdu->ulsch_pdu_rel8.rnti;
LOG_D(PHY,"Filling ULSCH %x for Frame %d, Subframe %d : harq_pid %d, first_rb %d, nb_rb %d, rvidx %d, Qm %d, TBS %d, round %d \n",
ulsch->rnti,
LOG_D(PHY,"Filling ULSCH %x (new_ulsch %d) for Frame %d, Subframe %d : harq_pid %d, first_rb %d, nb_rb %d, rvidx %d, Qm %d, TBS %d, round %d \n",
ulsch->rnti, new_ulsch,
frame,
subframe,
harq_pid,
......
......@@ -400,6 +400,8 @@ typedef struct {
uint8_t subframe;
/// Frame for reception
uint32_t frame;
/// Flag to indicate that the UL configuration has been handled. Used to remove a stale ULSCH when frame wraps around
uint8_t handled;
/// PHICH active flag
uint8_t phich_active;
/// PHICH ACK
......
......@@ -887,17 +887,11 @@ unsigned int ulsch_decoding(PHY_VARS_eNB *eNB,eNB_rxtx_proc_t *proc,
x2 = ((uint32_t)ulsch->rnti<<14) + ((uint32_t)subframe<<9) + frame_parms->Nid_cell; //this is c_init in 36.211 Sec 6.3.1
ulsch_harq = ulsch->harq_processes[harq_pid];
if (harq_pid==255) {
LOG_E(PHY, "FATAL ERROR: illegal harq_pid, returning\n");
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_PHY_ENB_ULSCH_DECODING0+harq_pid,0);
return -1;
}
AssertFatal(harq_pid!=255,
"FATAL ERROR: illegal harq_pid, returning\n");
if (ulsch_harq->Nsymb_pusch == 0) {
LOG_E(PHY, "FATAL ERROR: harq_pid %d, Nsymb 0!\n",harq_pid);
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_PHY_ENB_ULSCH_DECODING0+harq_pid,0);
return 1+ulsch->max_turbo_iterations;
}
AssertFatal(ulsch_harq->Nsymb_pusch != 0,
"FATAL ERROR: harq_pid %d, Nsymb 0!\n",harq_pid);
nb_rb = ulsch_harq->nb_rb;
......@@ -1032,10 +1026,8 @@ unsigned int ulsch_decoding(PHY_VARS_eNB *eNB,eNB_rxtx_proc_t *proc,
G = G - Q_RI - Q_CQI;
ulsch_harq->G = G;
if ((int)G < 0) {
LOG_E(PHY,"FATAL: ulsch_decoding.c G < 0 (%d) : Q_RI %d, Q_CQI %d\n",G,Q_RI,Q_CQI);
return(-1);
}
AssertFatal((int)G > 0,
"FATAL: ulsch_decoding.c G < 0 (%d) : Q_RI %d, Q_CQI %d\n",G,Q_RI,Q_CQI);
H = G + Q_CQI;
Hprime = H/Q_m;
......
......@@ -666,7 +666,7 @@ void prach_procedures(PHY_VARS_eNB *eNB,
{
if (max_preamble_energy[0] > 350) {
LOG_I(PHY,"[eNB %d/%d][RAPROC] Frame %d, subframe %d Initiating RA procedure with preamble %d, energy %d.%d dB, delay %d\n",
LOG_D(PHY,"[eNB %d/%d][RAPROC] Frame %d, subframe %d Initiating RA procedure with preamble %d, energy %d.%d dB, delay %d\n",
eNB->Mod_id,
eNB->CC_id,
frame,
......@@ -1294,11 +1294,12 @@ void pusch_procedures(PHY_VARS_eNB *eNB,eNB_rxtx_proc_t *proc) {
if ((ulsch) &&
(ulsch->rnti>0) &&
(ulsch_harq->status == ACTIVE) &&
(ulsch_harq->frame == frame) &&
(ulsch_harq->subframe == subframe)) {
(ulsch_harq->frame == frame) &&
(ulsch_harq->subframe == subframe) &&
(ulsch_harq->handled == 0)) {
// UE is has ULSCH scheduling
// UE has ULSCH scheduling
for (int rb=0;
rb<=ulsch_harq->nb_rb;
......@@ -1469,9 +1470,23 @@ void pusch_procedures(PHY_VARS_eNB *eNB,eNB_rxtx_proc_t *proc) {
eNB->UE_stats[i].ulsch_errors[harq_pid],
eNB->UE_stats[i].ulsch_decoding_attempts[harq_pid][0]);
ulsch_harq->handled = 1;
} // if ((ulsch) &&
// (ulsch->rnti>0) &&
// (ulsch_harq->status == ACTIVE))
else if ((ulsch) &&
(ulsch->rnti>0) &&
(ulsch_harq->status == ACTIVE) &&
(ulsch_harq->frame == frame) &&
(ulsch_harq->subframe == subframe) &&
(ulsch_harq->handled == 1)) {
// this harq process is stale, kill it, this 1024 frames later (10s), consider reducing that
ulsch_harq->status = SCH_IDLE;
ulsch->harq_mask = 0;
LOG_W(PHY,"Removing stale ULSCH config for UE %x\n",ulsch->rnti);
}
} // for (i=0; i<NUMBER_OF_UE_MAX; i++) {
}
......
......@@ -807,6 +807,7 @@ typedef struct {
uint16_t ta_timer;
int16_t ta_update;
uint8_t ul_cqi;
uint16_t ul_consecutive_errors;
int32_t context_active_timer;
int32_t cqi_req_timer;
int32_t ul_inactivity_timer;
......
......@@ -86,8 +86,8 @@ void add_msg3(module_id_t module_idP,int CC_id, RA_TEMPLATE *RA_template, frame_
LOG_D(MAC,"[eNB %d][RAPROC] Frame %d, Subframe %d : CC_id %d CE level %d is active, Msg3 in (%d,%d)\n",
module_idP,frameP,subframeP,CC_id,RA_template->rach_resource_type-1,
RA_template->Msg3_frame,RA_template->Msg3_subframe);
LOG_D(MAC,"Frame %d, Subframe %d Adding Msg3 UL Config Request for (%d,%d)\n",
frameP,subframeP,RA_template->Msg3_frame,RA_template->Msg3_subframe);
LOG_D(MAC,"Frame %d, Subframe %d Adding Msg3 UL Config Request for (%d,%d) : (%d,%d)\n",
frameP,subframeP,RA_template->Msg3_frame,RA_template->Msg3_subframe,RA_template->msg3_nb_rb,RA_template->msg3_round);
ul_config_pdu = &ul_req_body->ul_config_pdu_list[ul_req_body->number_of_pdus];
......@@ -123,8 +123,9 @@ void add_msg3(module_id_t module_idP,int CC_id, RA_TEMPLATE *RA_template, frame_
LOG_D(MAC,"[eNB %d][RAPROC] Frame %d, Subframe %d : CC_id %d RA is active, Msg3 in (%d,%d)\n",
module_idP,frameP,subframeP,CC_id,RA_template->Msg3_frame,RA_template->Msg3_subframe);
LOG_D(MAC,"Frame %d, Subframe %d Adding Msg3 UL Config Request for (%d,%d)\n",
frameP,subframeP,RA_template->Msg3_frame,RA_template->Msg3_subframe);
LOG_D(MAC,"Frame %d, Subframe %d Adding Msg3 UL Config Request for (%d,%d) : (%d,%d,%d)\n",
frameP,subframeP,RA_template->Msg3_frame,RA_template->Msg3_subframe,
RA_template->msg3_nb_rb,RA_template->msg3_first_rb,RA_template->msg3_round);
ul_config_pdu = &ul_req_body->ul_config_pdu_list[ul_req_body->number_of_pdus];
......@@ -813,7 +814,7 @@ void generate_Msg4(module_id_t module_idP,int CC_idP,frame_t frameP,sub_frame_t
#endif
{ // This is normal LTE case
if ((RA_template->Msg4_frame == frameP) && (RA_template->Msg4_subframe == subframeP)) {
LOG_I(MAC,"[eNB %d][RAPROC] CC_id %d Frame %d, subframeP %d: Generating Msg4 with RRC Piggyback (RNTI %x)\n",
LOG_D(MAC,"[eNB %d][RAPROC] CC_id %d Frame %d, subframeP %d: Generating Msg4 with RRC Piggyback (RNTI %x)\n",
module_idP, CC_idP, frameP, subframeP,RA_template->rnti);
/// Choose first 4 RBs for Msg4, should really check that these are free!
......@@ -870,12 +871,12 @@ void generate_Msg4(module_id_t module_idP,int CC_idP,frame_t frameP,sub_frame_t
RA_template->wait_ack_Msg4=1;
// increment Absolute subframe by 8 for Msg4 retransmission
LOG_I(MAC,"Frame %d, Subframe %d: Preparing for Msg4 retransmission currently %d.%d\n",
LOG_D(MAC,"Frame %d, Subframe %d: Preparing for Msg4 retransmission currently %d.%d\n",
frameP,subframeP,RA_template->Msg4_frame,RA_template->Msg4_subframe);
if (RA_template->Msg4_subframe > 1) RA_template->Msg4_frame++;
RA_template->Msg4_frame&=1023;
RA_template->Msg4_subframe = (RA_template->Msg4_subframe+8)%10;
LOG_I(MAC,"Frame %d, Subframe %d: Msg4 retransmission in %d.%d\n",
LOG_D(MAC,"Frame %d, Subframe %d: Msg4 retransmission in %d.%d\n",
frameP,subframeP,RA_template->Msg4_frame,RA_template->Msg4_subframe);
lcid=0;
......@@ -1119,7 +1120,7 @@ void check_Msg4_retransmission(module_id_t module_idP,int CC_idP,frame_t frameP,
} // Msg4 frame/subframe
} // regular LTE case
} else {
LOG_I(MAC,"[eNB %d][RAPROC] CC_id %d Frame %d, subframeP %d : Msg4 acknowledged\n",module_idP,CC_idP,frameP,subframeP);
LOG_D(MAC,"[eNB %d][RAPROC] CC_id %d Frame %d, subframeP %d : Msg4 acknowledged\n",module_idP,CC_idP,frameP,subframeP);
RA_template->wait_ack_Msg4=0;
RA_template->RA_active=FALSE;
UE_id = find_UE_id(module_idP,RA_template->rnti);
......@@ -1215,6 +1216,7 @@ void initiate_ra_proc(module_id_t module_idP,
if (RA_template[i].RA_active==FALSE &&
RA_template[i].wait_ack_Msg4 == 0) {
int loop = 0;
LOG_D(MAC,"Frame %d, Subframe %d: Activating RA process %d\n",frameP,subframeP,i);
RA_template[i].RA_active = TRUE;
RA_template[i].generate_rar = 1;
RA_template[i].generate_Msg4 = 0;
......
......@@ -111,35 +111,37 @@ void rx_sdu(const module_id_t enb_mod_idP,
AssertFatal(UE_list->UE_sched_ctrl[UE_id].round_UL[CC_idP][harq_pid] < 8,
"round >= 8\n");
UE_list->UE_sched_ctrl[UE_id].ul_inactivity_timer = 0;
UE_list->UE_sched_ctrl[UE_id].ul_failure_timer = 0;
UE_list->UE_sched_ctrl[UE_id].ul_scheduled &= (~(1<<harq_pid));
UE_list->UE_sched_ctrl[UE_id].ta_update = timing_advance;
UE_list->UE_sched_ctrl[UE_id].ul_cqi = ul_cqi;
first_rb = UE_list->UE_template[CC_idP][UE_id].first_rb_ul[harq_pid];
if (UE_list->UE_sched_ctrl[UE_id].ul_out_of_sync > 0) {
UE_list->UE_sched_ctrl[UE_id].ul_out_of_sync=0;
mac_eNB_rrc_ul_in_sync(enb_mod_idP,CC_idP,frameP,subframeP,UE_RNTI(enb_mod_idP,UE_id));
if (sduP!=NULL) {
UE_list->UE_sched_ctrl[UE_id].ul_inactivity_timer = 0;
UE_list->UE_sched_ctrl[UE_id].ul_failure_timer = 0;
UE_list->UE_sched_ctrl[UE_id].ul_scheduled &= (~(1<<harq_pid));
UE_list->UE_sched_ctrl[UE_id].ta_update = timing_advance;
UE_list->UE_sched_ctrl[UE_id].ul_cqi = ul_cqi;
UE_list->UE_sched_ctrl[UE_id].ul_consecutive_errors = 0;
first_rb = UE_list->UE_template[CC_idP][UE_id].first_rb_ul[harq_pid];
if (UE_list->UE_sched_ctrl[UE_id].ul_out_of_sync > 0) {
UE_list->UE_sched_ctrl[UE_id].ul_out_of_sync=0;
mac_eNB_rrc_ul_in_sync(enb_mod_idP,CC_idP,frameP,subframeP,UE_RNTI(enb_mod_idP,UE_id));
}
}
if (sduP==NULL) { // we've got an error
else { // we've got an error
LOG_D(MAC,"[eNB %d][PUSCH %d] CC_id %d ULSCH in error in round %d, ul_cqi %d\n",enb_mod_idP,harq_pid,CC_idP,
UE_list->UE_sched_ctrl[UE_id].round_UL[CC_idP][harq_pid],ul_cqi);
UE_list->UE_sched_ctrl[UE_id].round_UL[CC_idP][harq_pid],ul_cqi);
// AssertFatal(1==0,"ulsch in error\n");
if (UE_list->UE_sched_ctrl[UE_id].round_UL[CC_idP][harq_pid] == 3) {
UE_list->UE_sched_ctrl[UE_id].ul_scheduled &= (~(1<<harq_pid));
UE_list->UE_sched_ctrl[UE_id].round_UL[CC_idP][harq_pid]=0;
// here we increment error statistics
UE_list->UE_sched_ctrl[UE_id].ul_scheduled &= (~(1<<harq_pid));
UE_list->UE_sched_ctrl[UE_id].round_UL[CC_idP][harq_pid]=0;
if (UE_list->UE_sched_ctrl[UE_id].ul_consecutive_errors++ == 10)
UE_list->UE_sched_ctrl[UE_id].ul_failure_timer = 1;
}
else UE_list->UE_sched_ctrl[UE_id].round_UL[CC_idP][harq_pid]++;
return;
}
}
else { // Check if this is an RA process for the rnti
AssertFatal((RA_id = find_RA_id(enb_mod_idP,CC_idP,rntiP))!=-1,
"Cannot find rnti %x in RA list\n",rntiP);
else if ((RA_id = find_RA_id(enb_mod_idP,CC_idP,rntiP))!=-1) { // Check if this is an RA process for the rnti
AssertFatal(eNB->common_channels[CC_idP].radioResourceConfigCommon->rach_ConfigCommon.maxHARQ_Msg3Tx>1,
"maxHARQ %d should be greater than 1\n",
(int)eNB->common_channels[CC_idP].radioResourceConfigCommon->rach_ConfigCommon.maxHARQ_Msg3Tx);
......@@ -158,15 +160,22 @@ void rx_sdu(const module_id_t enb_mod_idP,
cancel_ra_proc(enb_mod_idP,CC_idP,frameP,rntiP);
}
first_rb = UE_list->UE_template[CC_idP][UE_id].first_rb_ul[harq_pid];
RA_template[RA_id].msg3_round++;
// prepare handling of retransmission
RA_template[RA_id].Msg3_frame += ((RA_template[RA_id].Msg3_subframe>1) ? 1 : 0);
RA_template[RA_id].Msg3_subframe = (RA_template[RA_id].Msg3_subframe+8)%10;
add_msg3(enb_mod_idP,CC_idP, &RA_template[RA_id],frameP,subframeP);
else {
first_rb = UE_list->UE_template[CC_idP][UE_id].first_rb_ul[harq_pid];
RA_template[RA_id].msg3_round++;
// prepare handling of retransmission
RA_template[RA_id].Msg3_frame += ((RA_template[RA_id].Msg3_subframe>1) ? 1 : 0);
RA_template[RA_id].Msg3_subframe = (RA_template[RA_id].Msg3_subframe+8)%10;
add_msg3(enb_mod_idP,CC_idP, &RA_template[RA_id],frameP,subframeP);
}
return;
}
}
else {
LOG_W(MAC,"Cannot find UE or RA corresponding to ULSCH rnti %x, dropping it\n",
rntiP);
return;
}
payload_ptr = parse_ulsch_header(sduP,&num_ce,&num_sdu,rx_ces,rx_lcids,rx_lengths,sdu_lenP);
T(T_ENB_MAC_UE_UL_PDU, T_INT(enb_mod_idP), T_INT(CC_idP), T_INT(rntiP), T_INT(frameP), T_INT(subframeP),
......
......@@ -36,7 +36,7 @@ eNBs =
downlink_frequency = 2685000000L;
uplink_frequency_offset = -120000000;
Nid_cell = 0;
N_RB_DL = 25;
N_RB_DL = 50;
Nid_cell_mbsfn = 0;
nb_antenna_ports = 1;
nb_antennas_tx = 1;
......
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