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Fix BWP selection for NSA mode

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This commit is contained in:
rmagueta
2021-03-25 17:37:03 +00:00
parent 8800789b0a
commit 7c90e58d39
3 changed files with 34 additions and 9 deletions
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openair2/LAYER2/NR_MAC_UE/nr_ue_dci_configuration.c
+10 -2
View File
@@ -148,7 +148,11 @@ void config_dci_pdu(NR_UE_MAC_INST_t *mac, fapi_nr_dl_config_dci_dl_pdu_rel15_t
monitoringSymbolsWithinSlot = (ss->monitoringSymbolsWithinSlot->buf[0]<<(sps-8)) | (ss->monitoringSymbolsWithinSlot->buf[1]>>(16-sps));
rel15->rnti = ra->ra_rnti;
rel15->BWPSize = NRRIV2BW(initialDownlinkBWP->genericParameters.locationAndBandwidth, MAX_BWP_SIZE);
rel15->BWPStart = NRRIV2PRBOFFSET(initialDownlinkBWP->genericParameters.locationAndBandwidth, MAX_BWP_SIZE);
if (get_softmodem_params()->sa) {
rel15->BWPStart = NRRIV2PRBOFFSET(initialDownlinkBWP->genericParameters.locationAndBandwidth, MAX_BWP_SIZE);
} else { // NSA mode is not using the Initial BWP
rel15->BWPStart = NRRIV2PRBOFFSET(bwp_Common->genericParameters.locationAndBandwidth, MAX_BWP_SIZE);
}
rel15->SubcarrierSpacing = initialDownlinkBWP->genericParameters.subcarrierSpacing;
rel15->dci_length_options[0] = nr_dci_size(scc, mac->scg, def_dci_pdu_rel15, rel15->dci_format_options[0], NR_RNTI_RA, rel15->BWPSize, bwp_id);
break;
@@ -260,7 +264,11 @@ void ue_dci_configuration(NR_UE_MAC_INST_t *mac, fapi_nr_dl_config_request_t *dl
LOG_D(NR_MAC, "[DCI_CONFIG] Configure monitoring of PDCCH candidates in Type1-PDCCH common random access search space (RA-Msg2)\n");
rel15->num_dci_options = 1;
rel15->dci_format_options[0] = NR_DL_DCI_FORMAT_1_0;
config_dci_pdu(mac, rel15, dl_config, NR_RNTI_RA, -1);
if (get_softmodem_params()->sa) {
config_dci_pdu(mac, rel15, dl_config, NR_RNTI_RA, -1);
} else {
config_dci_pdu(mac, rel15, dl_config, NR_RNTI_RA, ss_id);
}
fill_dci_search_candidates(ss, rel15);
break;
case WAIT_CONTENTION_RESOLUTION:
openair2/LAYER2/NR_MAC_UE/nr_ue_procedures.c
+8 -2
View File
@@ -651,8 +651,14 @@ int8_t nr_ue_process_dci(module_id_t module_id, int cc_id, uint8_t gNB_index, fr
if( (ra->RA_window_cnt >= 0 && rnti == ra->ra_rnti) || (rnti == ra->t_crnti) ) {
dlsch_config_pdu_1_0->BWPSize = NRRIV2BW(mac->scc->downlinkConfigCommon->initialDownlinkBWP->genericParameters.locationAndBandwidth, MAX_BWP_SIZE);
dlsch_config_pdu_1_0->BWPStart = NRRIV2PRBOFFSET(mac->scc->downlinkConfigCommon->initialDownlinkBWP->genericParameters.locationAndBandwidth, MAX_BWP_SIZE);
pdsch_config->dmrs_DownlinkForPDSCH_MappingTypeA->choice.setup->dmrs_AdditionalPosition = NULL;
if (get_softmodem_params()->sa) {
dlsch_config_pdu_1_0->BWPStart = NRRIV2PRBOFFSET(mac->scc->downlinkConfigCommon->initialDownlinkBWP->genericParameters.locationAndBandwidth, MAX_BWP_SIZE);
pdsch_config->dmrs_DownlinkForPDSCH_MappingTypeA->choice.setup->dmrs_AdditionalPosition = NULL;
} else { // NSA mode is not using the Initial BWP
dlsch_config_pdu_1_0->BWPStart = NRRIV2PRBOFFSET(mac->DLbwp[0]->bwp_Common->genericParameters.locationAndBandwidth, MAX_BWP_SIZE);
if(pdsch_config->dmrs_DownlinkForPDSCH_MappingTypeA->choice.setup->dmrs_AdditionalPosition == NULL)
pdsch_config->dmrs_DownlinkForPDSCH_MappingTypeA->choice.setup->dmrs_AdditionalPosition=calloc(1,sizeof(*pdsch_config->dmrs_DownlinkForPDSCH_MappingTypeA->choice.setup->dmrs_AdditionalPosition));
}
} else {
dlsch_config_pdu_1_0->BWPSize = NRRIV2BW(mac->DLbwp[0]->bwp_Common->genericParameters.locationAndBandwidth, MAX_BWP_SIZE);
dlsch_config_pdu_1_0->BWPStart = NRRIV2PRBOFFSET(mac->DLbwp[0]->bwp_Common->genericParameters.locationAndBandwidth, MAX_BWP_SIZE);
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_RA.c
+16 -5
View File
@@ -849,13 +849,24 @@ void nr_generate_Msg2(module_id_t module_idP, int CC_id, frame_t frameP, sub_fra
}
nr_mac->sched_ctrlCommon->active_bwp->bwp_Dedicated->pdsch_Config->choice.setup->dmrs_DownlinkForPDSCH_MappingTypeA->choice.setup->dmrs_AdditionalPosition = NULL;
NR_SearchSpace_t *ss = nr_mac->sched_ctrlCommon->search_space;
NR_BWP_Downlink_t *bwp = nr_mac->sched_ctrlCommon->active_bwp;
NR_ControlResourceSet_t *coreset = nr_mac->sched_ctrlCommon->coreset;
NR_ServingCellConfigCommon_t *scc = cc->ServingCellConfigCommon;
long BWPSize = NRRIV2BW(scc->downlinkConfigCommon->initialDownlinkBWP->genericParameters.locationAndBandwidth, MAX_BWP_SIZE);
long BWPStart = NRRIV2PRBOFFSET(scc->downlinkConfigCommon->initialDownlinkBWP->genericParameters.locationAndBandwidth, MAX_BWP_SIZE);
long BWPStart = 0;
NR_SearchSpace_t *ss = NULL;
NR_BWP_Downlink_t *bwp = NULL;
NR_ControlResourceSet_t *coreset = NULL;
if (get_softmodem_params()->sa) {
bwp = nr_mac->sched_ctrlCommon->active_bwp;
BWPStart = NRRIV2PRBOFFSET(scc->downlinkConfigCommon->initialDownlinkBWP->genericParameters.locationAndBandwidth, MAX_BWP_SIZE);
ss = nr_mac->sched_ctrlCommon->search_space;
coreset = nr_mac->sched_ctrlCommon->coreset;
} else { // NSA mode is not using the Initial BWP
bwp = ra->secondaryCellGroup->spCellConfig->spCellConfigDedicated->downlinkBWP_ToAddModList->list.array[ra->bwp_id - 1];
BWPStart = NRRIV2PRBOFFSET(bwp->bwp_Common->genericParameters.locationAndBandwidth, MAX_BWP_SIZE);
ss = ra->ra_ss;
coreset = get_coreset(bwp, ss, 0);
}
uint16_t *vrb_map = cc[CC_id].vrb_map;
for (int i = 0; (i < rbSize) && (rbStart <= (BWPSize - rbSize)); i++) {