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Commit 33e89e3e authored by GabrirelCouturier's avatar GabrirelCouturier
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[OAI-UE] fix for issue#32 

           1- timing Advance fix
           2- harq UL fix
parent dab71e4c
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Showing with 59 additions and 32 deletions
openair1/PHY/LTE_TRANSPORT/dci_tools.c
View file @ 33e89e3e
......@@ -6444,29 +6444,30 @@ int generate_ue_ulsch_params_from_dci(void *dci_pdu,
// UE_mac_inst[eNB_id].scheduling_info.maxHARQ_Tx);
//#endif
ulsch->harq_processes[harq_pid] = ulsch->harq_processes[8];
ulsch->harq_processes[harq_pid]->round++;
//LOG_I(PHY," Adaptative retransmission - copy temporary harq Process to current harq process. [harqId %d round %d] \n",harq_pid, ulsch->harq_processes[8]->round);
if (ulsch->harq_processes[harq_pid]->round >= UE_mac_inst[eNB_id].scheduling_info.maxHARQ_Tx)
if (ulsch->harq_processes[harq_pid]->round > 0) // NACK detected on phich
{
ulsch->harq_processes[harq_pid]->subframe_scheduling_flag = 0;
ulsch->harq_processes[harq_pid]->round = 0;
ulsch->harq_processes[harq_pid]->status = IDLE;
//LOG_I(PHY," PUSCH MAX Retransmission acheived ==> flush harq buff (%d) \n",harq_pid);
//LOG_I(PHY," [HARQ-UL harqId: %d] Adaptative retransmission NACK MAX RETRANS(%d) ==> subframe_scheduling_flag = %d round: %d\n", harq_pid, UE_mac_inst[eNB_id].scheduling_info.maxHARQ_Tx, ulsch->harq_processes[harq_pid]->subframe_scheduling_flag, ulsch->harq_processes[harq_pid]->round);
}
else
{
// ulsch->harq_processes[harq_pid]->subframe_scheduling_flag = 1;
uint8_t rv_table[4] = {0, 2, 3, 1};
ulsch->harq_processes[harq_pid]->rvidx = rv_table[ulsch->harq_processes[harq_pid]->round&3];
ulsch->O_RI = 0;
ulsch->O = 0;
ulsch->uci_format = HLC_subband_cqi_nopmi;
//LOG_I(PHY," [HARQ-UL harqId: %d] Adaptative retransmission NACK ==> subframe_scheduling_flag = %d round: %d\n", harq_pid, ulsch->harq_processes[harq_pid]->subframe_scheduling_flag,ulsch->harq_processes[harq_pid]->round);
// ulsch->harq_processes[harq_pid]->round++; already done on phich_rx
ulsch->harq_processes[harq_pid] = ulsch->harq_processes[8];
// LOG_I(PHY," Adaptative retransmission - copy temporary harq Process to current harq process. [harqId %d round %d] \n",harq_pid, ulsch->harq_processes[8]->round);
if (ulsch->harq_processes[harq_pid]->round >= UE_mac_inst[eNB_id].scheduling_info.maxHARQ_Tx)
{
ulsch->harq_processes[harq_pid]->subframe_scheduling_flag = 0;
ulsch->harq_processes[harq_pid]->round = 0;
ulsch->harq_processes[harq_pid]->status = IDLE;
//LOG_I(PHY," PUSCH MAX Retransmission acheived ==> flush harq buff (%d) \n",harq_pid);
//LOG_I(PHY," [HARQ-UL harqId: %d] Adaptative retransmission NACK MAX RETRANS(%d) ==> subframe_scheduling_flag = %d round: %d\n", harq_pid, UE_mac_inst[eNB_id].scheduling_info.maxHARQ_Tx, ulsch->harq_processes[harq_pid]->subframe_scheduling_flag, ulsch->harq_processes[harq_pid]->round);
}
else
{
// ulsch->harq_processes[harq_pid]->subframe_scheduling_flag = 1;
uint8_t rv_table[4] = {0, 2, 3, 1};
ulsch->harq_processes[harq_pid]->rvidx = rv_table[ulsch->harq_processes[harq_pid]->round&3];
ulsch->O_RI = 0;
ulsch->O = 0;
ulsch->uci_format = HLC_subband_cqi_nopmi;
//LOG_I(PHY," [HARQ-UL harqId: %d] Adaptative retransmission NACK ==> subframe_scheduling_flag = %d round: %d\n", harq_pid, ulsch->harq_processes[harq_pid]->subframe_scheduling_flag,ulsch->harq_processes[harq_pid]->round);
}
}
}
......@@ -7087,7 +7088,8 @@ int generate_ue_ulsch_params_from_dci(void *dci_pdu,
// ulsch->n_DMRS2 = ((DCI0_5MHz_TDD_1_6_t *)dci_pdu)->cshift;
#ifdef DEBUG_DCI
#ifdef DEBUG_DCI
printf("Format 0 DCI : ulsch (ue): AbsSubframe %d.%d\n",proc->frame_rx,subframe);
printf("Format 0 DCI : ulsch (ue): NBRB %d\n",ulsch->harq_processes[harq_pid]->nb_rb);
printf("Format 0 DCI :ulsch (ue): first_rb %d\n",ulsch->harq_processes[harq_pid]->first_rb);
printf("Format 0 DCI :ulsch (ue): rballoc %d\n",rballoc);
......@@ -7106,6 +7108,7 @@ int generate_ue_ulsch_params_from_dci(void *dci_pdu,
printf("Format 0 DCI :ulsch (ue): Nsymb_pusch %d\n",ulsch->Nsymb_pusch);
printf("Format 0 DCI :ulsch (ue): cshift %d\n",ulsch->harq_processes[harq_pid]->n_DMRS2);
printf("Format 0 DCI :ulsch (ue): phich status %d\n",ulsch->harq_processes[harq_pid]->status);
#else
UNUSED_VARIABLE(dai);
#endif
......
openair1/PHY/LTE_TRANSPORT/phich.c
View file @ 33e89e3e
......@@ -1386,11 +1386,20 @@ void rx_phich(PHY_VARS_UE *ue,
// ulsch->harq_processes[harq_pid]->Ndi = 0;
ulsch->harq_processes[harq_pid]->round++;
if (ulsch->harq_processes[harq_pid]->round >= UE_mac_inst[eNB_id].scheduling_info.maxHARQ_Tx)
if ( ulsch->harq_processes[harq_pid]->round >= (UE_mac_inst[eNB_id].scheduling_info.maxHARQ_Tx - 1) )
{
ulsch->harq_processes[harq_pid]->subframe_scheduling_flag = 0;
ulsch->harq_processes[harq_pid]->round = 0;
// this is last push re transmission
ulsch->harq_processes[harq_pid]->rvidx = rv_table[ulsch->harq_processes[harq_pid]->round&3];
ulsch->O_RI = 0;
ulsch->O = 0;
ulsch->uci_format = HLC_subband_cqi_nopmi;
// disable phich decoding since it is the last retransmission
ulsch->harq_processes[harq_pid]->status = IDLE;
//ulsch->harq_processes[harq_pid]->subframe_scheduling_flag = 0;
//ulsch->harq_processes[harq_pid]->round = 0;
//LOG_I(PHY,"PUSCH MAX Retransmission acheived ==> flush harq buff (%d) \n",harq_pid);
//LOG_I(PHY,"[HARQ-UL harqId: %d] PHICH NACK MAX RETRANS(%d) ==> subframe_scheduling_flag = %d round: %d\n", harq_pid, UE_mac_inst[eNB_id].scheduling_info.maxHARQ_Tx, ulsch->harq_processes[harq_pid]->subframe_scheduling_flag, ulsch->harq_processes[harq_pid]->round);
}
......
openair1/PHY/LTE_TRANSPORT/ulsch_coding.c
View file @ 33e89e3e
......@@ -503,7 +503,7 @@ uint32_t ulsch_encoding(uint8_t *a,
/*
LOG_I(PHY,"ULSCH Encoding G %d, Q_RI %d (O_RI%d, Msc_initial %d, Nsymb_initial%d, beta_offset_ri_times8 %d), Q_CQI %d \n",G,Q_RI,ulsch->O_RI,ulsch->harq_processes[harq_pid]->Msc_initial,ulsch->harq_processes[harq_pid]->Nsymb_initial,ulsch->beta_offset_ri_times8,Q_CQI);
LOG_I(PHY,"ulsch_decoding (Nid_cell %d, rnti %x): harq_pid %d round %d, RV %d, mcs %d, O_RI %d, O_ACK %d, G %d\n",
LOG_I(PHY,"ULSCH Encoding (Nid_cell %d, rnti %x): harq_pid %d round %d, RV %d, mcs %d, O_RI %d, O_ACK %d, G %d\n",
frame_parms->Nid_cell,ulsch->rnti,
harq_pid,
ulsch->harq_processes[harq_pid]->round,
......
openair1/PHY/LTE_TRANSPORT/ulsch_modulation.c
View file @ 33e89e3e
......@@ -424,9 +424,8 @@ void ulsch_modulation(int32_t **txdataF,
Q_m = get_Qm_ul(ulsch->harq_processes[harq_pid]->mcs);
//G = (int)ulsch->harq_processes[harq_pid]->nb_rb * (12 * Q_m) * (ulsch->Nsymb_pusch);
G = (int)ulsch->harq_processes[harq_pid]->nb_rb * (12 * Q_m) * (ulsch->Nsymb_pusch);
G = ulsch->harq_processes[harq_pid]->G;
// Mapping
nsymb = (frame_parms->Ncp==0) ? 14:12;
......
openair1/SCHED/phy_procedures_lte_ue.c
View file @ 33e89e3e
......@@ -944,9 +944,18 @@ void ulsch_common_procedures(PHY_VARS_UE *ue, UE_rxtx_proc_t *proc) {
#if defined(EXMIMO) || defined(OAI_USRP) || defined(OAI_BLADERF) || defined(OAI_LMSSDR)//this is the EXPRESS MIMO case
ulsch_start = (ue->rx_offset+subframe_tx*frame_parms->samples_per_tti-
ue->hw_timing_advance-
ue->timing_advance-
ue->N_TA_offset+5)%(LTE_NUMBER_OF_SUBFRAMES_PER_FRAME*frame_parms->samples_per_tti);
ue->hw_timing_advance-
ue->timing_advance-
ue->N_TA_offset+5);
//LOG_E(PHY,"ul-signal [subframe: %d, ulsch_start %d]\n",subframe_tx, ulsch_start);
if(ulsch_start < 0)
ulsch_start = ulsch_start + (LTE_NUMBER_OF_SUBFRAMES_PER_FRAME*frame_parms->samples_per_tti);
if (ulsch_start > (LTE_NUMBER_OF_SUBFRAMES_PER_FRAME*frame_parms->samples_per_tti))
ulsch_start = ulsch_start % (LTE_NUMBER_OF_SUBFRAMES_PER_FRAME*frame_parms->samples_per_tti);
//LOG_E(PHY,"ul-signal [subframe: %d, ulsch_start %d]\n",subframe_tx, ulsch_start);
#else //this is the normal case
ulsch_start = (frame_parms->samples_per_tti*subframe_tx)-ue->N_TA_offset; //-ue->timing_advance;
#endif //else EXMIMO
......@@ -1214,6 +1223,13 @@ void ue_ulsch_uespec_procedures(PHY_VARS_UE *ue,UE_rxtx_proc_t *proc,uint8_t eNB
// deactivate service request
// ue->ulsch[eNB_id]->harq_processes[harq_pid]->subframe_scheduling_flag = 0;
LOG_D(PHY,"Generating PUSCH (Abssubframe: %d.%d): harq-Id: %d, round: %d, MaxReTrans: %d \n",frame_tx,subframe_tx,harq_pid,ue->ulsch[eNB_id]->harq_processes[harq_pid]->round,UE_mac_inst[eNB_id].scheduling_info.maxHARQ_Tx);
if (ue->ulsch[eNB_id]->harq_processes[harq_pid]->round >= (UE_mac_inst[eNB_id].scheduling_info.maxHARQ_Tx - 1))
{
LOG_D(PHY,"PUSCH MAX Retransmission acheived ==> send last pusch (%d) \n");
ue->ulsch[eNB_id]->harq_processes[harq_pid]->subframe_scheduling_flag = 0;
ue->ulsch[eNB_id]->harq_processes[harq_pid]->round = 0;
}
ack_status = get_ack(&ue->frame_parms,
ue->dlsch[eNB_id][0]->harq_ack,
......
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