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SIB1 with dmrs-AdditionalPosition = pos2

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This commit is contained in:
rmagueta
2020-12-10 01:12:03 +00:00
parent 4eed33b082
commit 8380136c3a
4 changed files with 18 additions and 13 deletions
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openair1/SCHED_NR_UE/phy_procedures_nr_ue.c
+6 -6
View File
@@ -781,9 +781,9 @@ int nr_ue_pdsch_procedures(PHY_VARS_NR_UE *ue, UE_nr_rxtx_proc_t *proc, int eNB_
eNB_id_i = eNB_id+1;
i_mod = 0;
if (( m==first_symbol_with_data ) && (m<4))
first_symbol_flag = 1;
first_symbol_flag = 1;
else
first_symbol_flag = 0;
first_symbol_flag = 0;
#if UE_TIMING_TRACE
uint8_t slot = 0;
@@ -794,7 +794,7 @@ int nr_ue_pdsch_procedures(PHY_VARS_NR_UE *ue, UE_nr_rxtx_proc_t *proc, int eNB_
// process DLSCH received in first slot
// skip DMRS symbols (will have to check later if PDSCH/DMRS are multiplexed
if (((1<<m)&dlsch0->harq_processes[harq_pid]->dlDmrsSymbPos) == 0) {
if (nr_rx_pdsch(ue,
if (nr_rx_pdsch(ue,
proc,
pdsch,
eNB_id,
@@ -807,9 +807,9 @@ int nr_ue_pdsch_procedures(PHY_VARS_NR_UE *ue, UE_nr_rxtx_proc_t *proc, int eNB_
i_mod,
dlsch0->current_harq_pid) < 0)
return -1;
}
}
else { // This is to adjust the llr offset in the case of skipping over a dmrs symbol (i.e. in case of no PDSCH REs in DMRS)
if (pdsch == RA_PDSCH) ue->pdsch_vars[proc->thread_id][eNB_id]->llr_offset[m]=ue->pdsch_vars[proc->thread_id][eNB_id]->llr_offset[m-1];
if (pdsch == RA_PDSCH) ue->pdsch_vars[proc->thread_id][eNB_id]->llr_offset[m]=ue->pdsch_vars[proc->thread_id][eNB_id]->llr_offset[m-1];
else if (pdsch == PDSCH || pdsch == SI_PDSCH) {
if (nr_rx_pdsch(ue,
proc,
@@ -825,7 +825,7 @@ int nr_ue_pdsch_procedures(PHY_VARS_NR_UE *ue, UE_nr_rxtx_proc_t *proc, int eNB_
dlsch0->current_harq_pid) < 0)
return -1;
}
else AssertFatal(1==0,"Not RA_PDSCH, SI_PDSCH or PDSCH\n");
else AssertFatal(1==0,"Not RA_PDSCH, SI_PDSCH or PDSCH\n");
}
if (pdsch == PDSCH) LOG_D(PHY,"Done processing symbol %d : llr_offset %d\n",m,ue->pdsch_vars[proc->thread_id][eNB_id]->llr_offset[m]);
#if UE_TIMING_TRACE
openair2/LAYER2/NR_MAC_COMMON/nr_mac_common.c
+1 -2
View File
@@ -2826,8 +2826,7 @@ int16_t fill_dmrs_mask(NR_PDSCH_Config_t *pdsch_Config,int dmrs_TypeA_Position,i
case 5 :
case 6 :
case 7 :
AssertFatal(1==0,"Incoompatible NrOfSymbols %d and dmrs_Additional_Position %d\n",
NrOfSymbols,(int)*dmrs_config->dmrs_AdditionalPosition);
return(1<<l0);
break;
case 8 :
case 9:
openair2/LAYER2/NR_MAC_UE/nr_ue_procedures.c
+1
View File
@@ -3388,6 +3388,7 @@ int8_t nr_ue_process_dci(module_id_t module_id, int cc_id, uint8_t gNB_index, fr
dlsch_config_pdu_1_0->BWPSize = mac->type0_PDCCH_CSS_config.num_rbs;
dlsch_config_pdu_1_0->BWPStart = mac->type0_PDCCH_CSS_config.cset_start_rb;
dlsch_config_pdu_1_0->SubcarrierSpacing = mac->mib->subCarrierSpacingCommon;
pdsch_config->dmrs_DownlinkForPDSCH_MappingTypeA->choice.setup->dmrs_AdditionalPosition = NULL; // For PDSCH with mapping type A, the UE shall assume dmrs-AdditionalPosition='pos2'
}
else {
dl_config->dl_config_list[dl_config->number_pdus].pdu_type = FAPI_NR_DL_CONFIG_TYPE_DLSCH;
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_bch.c
+10 -5
View File
@@ -246,7 +246,7 @@ void schedule_control_sib1(module_id_t module_id,
fill_default_coresetZero(gNB_mac->sched_ctrlCommon->coreset,servingcellconfigcommon);
fill_default_initialDownlinkBWP(gNB_mac->sched_ctrlCommon->active_bwp,servingcellconfigcommon);
}
//gNB_mac->sched_ctrlCommon->active_bwp->bwp_Dedicated->pdsch_Config->choice.setup->dmrs_DownlinkForPDSCH_MappingTypeA->choice.setup->dmrs_AdditionalPosition = NULL;
gNB_mac->sched_ctrlCommon->active_bwp->bwp_Dedicated->pdsch_Config->choice.setup->dmrs_DownlinkForPDSCH_MappingTypeA->choice.setup->dmrs_AdditionalPosition = NULL;
gNB_mac->sched_ctrlCommon->time_domain_allocation = time_domain_allocation;
gNB_mac->sched_ctrlCommon->mcsTableIdx = mcsTableIdx;
@@ -286,6 +286,8 @@ void schedule_control_sib1(module_id_t module_id,
// Calculate number of PRB_DMRS
uint8_t N_PRB_DMRS = gNB_mac->sched_ctrlCommon->numDmrsCdmGrpsNoData * 6;
uint16_t dlDmrsSymbPos = fill_dmrs_mask(gNB_mac->sched_ctrlCommon->active_bwp->bwp_Dedicated->pdsch_Config->choice.setup, gNB_mac->common_channels->ServingCellConfigCommon->dmrs_TypeA_Position, startSymbolIndex+nrOfSymbols);
uint16_t dmrs_length = get_num_dmrs(dlDmrsSymbPos);
int rbSize = 0;
uint32_t TBS = 0;
@@ -293,8 +295,9 @@ void schedule_control_sib1(module_id_t module_id,
rbSize++;
TBS = nr_compute_tbs(nr_get_Qm_dl(gNB_mac->sched_ctrlCommon->mcs, gNB_mac->sched_ctrlCommon->mcsTableIdx),
nr_get_code_rate_dl(gNB_mac->sched_ctrlCommon->mcs, gNB_mac->sched_ctrlCommon->mcsTableIdx),
rbSize, nrOfSymbols, N_PRB_DMRS,0, 0,1) >> 3;
} while (rbStart + rbSize < bwpSize && !vrb_map[rbStart + rbSize] && TBS < gNB_mac->sched_ctrlCommon->num_total_bytes);
rbSize, nrOfSymbols, N_PRB_DMRS * dmrs_length,0, 0,1) >> 3;
} while ( (rbStart + rbSize < bwpSize && !vrb_map[rbStart + rbSize] && TBS < gNB_mac->sched_ctrlCommon->num_total_bytes) || (TBS%8!=0) );
gNB_mac->sched_ctrlCommon->rbSize = rbSize;
gNB_mac->sched_ctrlCommon->rbStart = 0;
@@ -445,7 +448,7 @@ void schedule_nr_sib1(module_id_t module_idP, frame_t frameP, sub_frame_t slotP)
// TODO: Get these values from RRC
const int CC_id = 0;
int time_domain_allocation = 4; // For OAI-UE (0-4), For 3rd party implementation and 3GPP compliant (4)
int time_domain_allocation = 0;
uint8_t mcsTableIdx = 0;
uint8_t mcs = 6;
@@ -473,10 +476,12 @@ void schedule_nr_sib1(module_id_t module_idP, frame_t frameP, sub_frame_t slotP)
// Calculate number of PRB_DMRS
uint8_t N_PRB_DMRS = gNB_mac->sched_ctrlCommon->numDmrsCdmGrpsNoData * 6;
uint16_t dlDmrsSymbPos = fill_dmrs_mask(gNB_mac->sched_ctrlCommon->active_bwp->bwp_Dedicated->pdsch_Config->choice.setup, gNB_mac->common_channels->ServingCellConfigCommon->dmrs_TypeA_Position, startSymbolIndex+nrOfSymbols);
uint16_t dmrs_length = get_num_dmrs(dlDmrsSymbPos);
const uint32_t TBS = nr_compute_tbs(nr_get_Qm_dl(gNB_mac->sched_ctrlCommon->mcs, gNB_mac->sched_ctrlCommon->mcsTableIdx),
nr_get_code_rate_dl(gNB_mac->sched_ctrlCommon->mcs, gNB_mac->sched_ctrlCommon->mcsTableIdx),
gNB_mac->sched_ctrlCommon->rbSize, nrOfSymbols, N_PRB_DMRS,0 ,0 ,1 ) >> 3;
gNB_mac->sched_ctrlCommon->rbSize, nrOfSymbols, N_PRB_DMRS * dmrs_length,0 ,0 ,1 ) >> 3;
nfapi_nr_dl_tti_request_body_t *dl_req = &gNB_mac->DL_req[CC_id].dl_tti_request_body;
nr_fill_nfapi_dl_sib1_pdu(module_idP, dl_req, TBS, startSymbolIndex, nrOfSymbols);