diff --git a/openair1/SIMULATION/NR_PHY/dlsim.c b/openair1/SIMULATION/NR_PHY/dlsim.c index 17cf1d77dd..b112790859 100644 --- a/openair1/SIMULATION/NR_PHY/dlsim.c +++ b/openair1/SIMULATION/NR_PHY/dlsim.c @@ -273,8 +273,8 @@ void nr_dlsim_preprocessor(module_id_t module_id, /* the following might override the table that is mandated by RRC * configuration */ ps->mcsTableIdx = g_mcsTableIdx; + ps->nrOfLayers = g_nrOfLayers; - sched_pdsch->nrOfLayers = g_nrOfLayers; sched_pdsch->Qm = nr_get_Qm_dl(sched_pdsch->mcs, ps->mcsTableIdx); sched_pdsch->R = nr_get_code_rate_dl(sched_pdsch->mcs, ps->mcsTableIdx); sched_pdsch->tb_size = nr_compute_tbs(sched_pdsch->Qm, diff --git a/openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_dlsch.c b/openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_dlsch.c index 36e1ff7735..2f6cf456a4 100644 --- a/openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_dlsch.c +++ b/openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_dlsch.c @@ -453,8 +453,6 @@ bool allocate_dl_retransmission(module_id_t module_id, int rbStart = NRRIV2PRBOFFSET(genericParameters->locationAndBandwidth, MAX_BWP_SIZE); NR_pdsch_semi_static_t *ps = &sched_ctrl->pdsch_semi_static; - const long f = sched_ctrl->search_space->searchSpaceType->choice.ue_Specific->dci_Formats; - const uint8_t num_dmrs_cdm_grps_no_data = sched_ctrl->active_bwp ? (f ? 1 : (ps->nrOfSymbols == 2 ? 1 : 2)) : (ps->nrOfSymbols == 2 ? 1 : 2); int rbSize = 0; const int tda = sched_ctrl->active_bwp ? RC.nrmac[module_id]->preferred_dl_tda[sched_ctrl->active_bwp->bwp_Id][slot] : 1; @@ -474,9 +472,8 @@ bool allocate_dl_retransmission(module_id_t module_id, } /* check whether we need to switch the TDA allocation since the last * (re-)transmission */ - if (ps->time_domain_allocation != tda || ps->numDmrsCdmGrpsNoData != num_dmrs_cdm_grps_no_data) - nr_set_pdsch_semi_static( - scc, UE_info->CellGroup[UE_id], sched_ctrl->active_bwp, tda, num_dmrs_cdm_grps_no_data, ps); + if (ps->time_domain_allocation != tda || ps->nrOfLayers != UE_info->layers[UE_id]) + nr_set_pdsch_semi_static(scc, UE_info->CellGroup[UE_id], sched_ctrl->active_bwp, tda, UE_info->layers[UE_id], sched_ctrl, ps); } else { /* the retransmission will use a different time domain allocation, check * that we have enough resources */ @@ -485,13 +482,12 @@ bool allocate_dl_retransmission(module_id_t module_id, while (rbStart + rbSize < bwpSize && rballoc_mask[rbStart + rbSize]) rbSize++; NR_pdsch_semi_static_t temp_ps; - nr_set_pdsch_semi_static( - scc, UE_info->CellGroup[UE_id], sched_ctrl->active_bwp, tda, num_dmrs_cdm_grps_no_data, &temp_ps); + nr_set_pdsch_semi_static(scc, UE_info->CellGroup[UE_id], sched_ctrl->active_bwp, tda, UE_info->layers[UE_id], sched_ctrl, &temp_ps); uint32_t new_tbs; uint16_t new_rbSize; bool success = nr_find_nb_rb(retInfo->Qm, retInfo->R, - retInfo->nrOfLayers, + temp_ps.nrOfLayers, temp_ps.nrOfSymbols, temp_ps.N_PRB_DMRS * temp_ps.N_DMRS_SLOT, retInfo->tb_size, @@ -603,7 +599,7 @@ void pf_dl(module_id_t module_id, /* Calculate coeff */ set_dl_mcs(sched_pdsch,sched_ctrl,ps->mcsTableIdx); - set_dl_nrOfLayers(sched_pdsch,sched_ctrl); + UE_info->layers[UE_id] = set_dl_nrOfLayers(sched_ctrl); const uint8_t Qm = nr_get_Qm_dl(sched_pdsch->mcs, ps->mcsTableIdx); const uint16_t R = nr_get_code_rate_dl(sched_pdsch->mcs, ps->mcsTableIdx); uint32_t tbs = nr_compute_tbs(Qm, @@ -613,7 +609,7 @@ void pf_dl(module_id_t module_id, 0, /* N_PRB_DMRS * N_DMRS_SLOT */ 0 /* N_PRB_oh, 0 for initialBWP */, 0 /* tb_scaling */, - sched_pdsch->nrOfLayers) >> 3; + UE_info->layers[UE_id]) >> 3; coeff_ue[UE_id] = (float) tbs / thr_ue[UE_id]; LOG_D(NR_MAC,"b %d, thr_ue[%d] %f, tbs %d, coeff_ue[%d] %f\n", b, UE_id, thr_ue[UE_id], tbs, UE_id, coeff_ue[UE_id]); @@ -691,10 +687,9 @@ void pf_dl(module_id_t module_id, const int tda = sched_ctrl->active_bwp ? RC.nrmac[module_id]->preferred_dl_tda[sched_ctrl->active_bwp->bwp_Id][slot] : 1; NR_sched_pdsch_t *sched_pdsch = &sched_ctrl->sched_pdsch; NR_pdsch_semi_static_t *ps = &sched_ctrl->pdsch_semi_static; - const long f = sched_ctrl->search_space->searchSpaceType->choice.ue_Specific->dci_Formats; - const uint8_t num_dmrs_cdm_grps_no_data = sched_ctrl->active_bwp ? (f ? 1 : (ps->nrOfSymbols == 2 ? 1 : 2)) : (ps->nrOfSymbols == 2 ? 1 : 2); - if (ps->time_domain_allocation != tda || ps->numDmrsCdmGrpsNoData != num_dmrs_cdm_grps_no_data) - nr_set_pdsch_semi_static(scc, UE_info->CellGroup[UE_id], sched_ctrl->active_bwp, tda, num_dmrs_cdm_grps_no_data, ps); + if (ps->nrOfLayers != UE_info->layers[UE_id] || + ps->time_domain_allocation != tda) + nr_set_pdsch_semi_static(scc, UE_info->CellGroup[UE_id], sched_ctrl->active_bwp, tda, UE_info->layers[UE_id], sched_ctrl, ps); sched_pdsch->Qm = nr_get_Qm_dl(sched_pdsch->mcs, ps->mcsTableIdx); sched_pdsch->R = nr_get_code_rate_dl(sched_pdsch->mcs, ps->mcsTableIdx); sched_pdsch->pucch_allocation = alloc; @@ -704,7 +699,7 @@ void pf_dl(module_id_t module_id, + 2 * (frame == (sched_ctrl->ta_frame + 10) % 1024); nr_find_nb_rb(sched_pdsch->Qm, sched_pdsch->R, - sched_pdsch->nrOfLayers, + ps->nrOfLayers, ps->nrOfSymbols, ps->N_PRB_DMRS * ps->N_DMRS_SLOT, sched_ctrl->num_total_bytes + oh, @@ -829,17 +824,17 @@ void nr_schedule_ue_spec(module_id_t module_id, const rnti_t rnti = UE_info->rnti[UE_id]; - /* POST processing */ - const uint8_t nrOfLayers = sched_pdsch->nrOfLayers; - const uint16_t R = sched_pdsch->R; - const uint8_t Qm = sched_pdsch->Qm; - const uint32_t TBS = sched_pdsch->tb_size; - /* pre-computed PDSCH values that only change if time domain * allocation/DMRS parameters change. Updated in the preprocessor through * nr_set_pdsch_semi_static() */ NR_pdsch_semi_static_t *ps = &sched_ctrl->pdsch_semi_static; + /* POST processing */ + const uint8_t nrOfLayers = ps->nrOfLayers; + const uint16_t R = sched_pdsch->R; + const uint8_t Qm = sched_pdsch->Qm; + const uint32_t TBS = sched_pdsch->tb_size; + int8_t current_harq_pid = sched_pdsch->dl_harq_pid; if (current_harq_pid < 0) { /* PP has not selected a specific HARQ Process, get a new one */ @@ -949,7 +944,7 @@ void nr_schedule_ue_spec(module_id_t module_id, pdsch_pdu->dlDmrsScramblingId = *scc->physCellId; pdsch_pdu->SCID = 0; pdsch_pdu->numDmrsCdmGrpsNoData = ps->numDmrsCdmGrpsNoData; - pdsch_pdu->dmrsPorts = 1; + pdsch_pdu->dmrsPorts = (1<resourceAlloc = 1; @@ -1031,7 +1026,7 @@ void nr_schedule_ue_spec(module_id_t module_id, dci_payload.tpc = sched_ctrl->tpc1; // TPC for PUCCH: table 7.2.1-1 in 38.213 dci_payload.pucch_resource_indicator = pucch->resource_indicator; dci_payload.pdsch_to_harq_feedback_timing_indicator.val = pucch->timing_indicator; // PDSCH to HARQ TI - dci_payload.antenna_ports.val = 0; // nb of cdm groups w/o data 1 and dmrs port 0 + dci_payload.antenna_ports.val = ps->dmrs_ports_id; dci_payload.dmrs_sequence_initialization.val = pdsch_pdu->SCID; LOG_D(NR_MAC, "%4d.%2d DCI type 1 payload: freq_alloc %d (%d,%d,%d), " diff --git a/openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_phytest.c b/openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_phytest.c index 56034353ac..c6bd51c46b 100644 --- a/openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_phytest.c +++ b/openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_phytest.c @@ -365,12 +365,10 @@ void nr_preprocessor_phytest(module_id_t module_id, sched_pdsch->rbStart = rbStart; sched_pdsch->rbSize = rbSize; const int tda = sched_ctrl->active_bwp ? RC.nrmac[module_id]->preferred_dl_tda[sched_ctrl->active_bwp->bwp_Id][slot] : 1; - const uint8_t num_dmrs_cdm_grps_no_data = 1; - if (ps->time_domain_allocation != tda || ps->numDmrsCdmGrpsNoData != num_dmrs_cdm_grps_no_data) - nr_set_pdsch_semi_static( - scc, UE_info->CellGroup[UE_id], sched_ctrl->active_bwp, tda, num_dmrs_cdm_grps_no_data, ps); + int nrOfLayers = 1; + if (ps->time_domain_allocation != tda || ps->nrOfLayers != nrOfLayers) + nr_set_pdsch_semi_static(scc, UE_info->CellGroup[UE_id], sched_ctrl->active_bwp, tda, nrOfLayers, sched_ctrl, ps); - sched_pdsch->nrOfLayers = 1; sched_pdsch->mcs = target_dl_mcs; sched_pdsch->Qm = nr_get_Qm_dl(sched_pdsch->mcs, ps->mcsTableIdx); sched_pdsch->R = nr_get_code_rate_dl(sched_pdsch->mcs, ps->mcsTableIdx); @@ -381,7 +379,7 @@ void nr_preprocessor_phytest(module_id_t module_id, ps->N_PRB_DMRS * ps->N_DMRS_SLOT, 0 /* N_PRB_oh, 0 for initialBWP */, 0 /* tb_scaling */, - sched_pdsch->nrOfLayers) + ps->nrOfLayers) >> 3; /* get the PID of a HARQ process awaiting retransmission, or -1 otherwise */ diff --git a/openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_primitives.c b/openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_primitives.c index 6822354ad3..a05d585941 100644 --- a/openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_primitives.c +++ b/openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_primitives.c @@ -137,12 +137,11 @@ static inline uint8_t get_max_cces(uint8_t scs) { } -void set_dl_nrOfLayers(NR_sched_pdsch_t *sched_pdsch, - NR_UE_sched_ctrl_t *sched_ctrl) { +uint8_t set_dl_nrOfLayers(NR_UE_sched_ctrl_t *sched_ctrl) { - // for now this should be enough + // TODO check this but it should be enough for now // if there is not csi report RI is 0 from initialization - sched_pdsch->nrOfLayers = sched_ctrl->CSI_report.cri_ri_li_pmi_cqi_report.ri + 1; + return (sched_ctrl->CSI_report.cri_ri_li_pmi_cqi_report.ri + 1); } @@ -193,6 +192,36 @@ void set_dl_mcs(NR_sched_pdsch_t *sched_pdsch, } } +void set_dl_dmrs_ports(NR_pdsch_semi_static_t *ps) { + + //TODO first basic implementation of dmrs port selection + // only vaild for a single codeword + // for now it assumes a selection of Nl consecutive dmrs ports + // and a single front loaded symbol + // dmrs_ports_id is the index of Tables 7.3.1.2.2-1/2/3/4 + + switch (ps->nrOfLayers) { + case 1: + ps->dmrs_ports_id = 0; + ps->numDmrsCdmGrpsNoData = 1; + break; + case 2: + ps->dmrs_ports_id = 2; + ps->numDmrsCdmGrpsNoData = 1; + break; + case 3: + ps->dmrs_ports_id = 9; + ps->numDmrsCdmGrpsNoData = 2; + break; + case 4: + ps->dmrs_ports_id = 10; + ps->numDmrsCdmGrpsNoData = 2; + break; + default: + AssertFatal(1==0,"Number of layers %d\n not supported or not valid\n",ps->nrOfLayers); + } +} + NR_ControlResourceSet_t *get_coreset(NR_ServingCellConfigCommon_t *scc, NR_BWP_Downlink_t *bwp, NR_SearchSpace_t *ss, @@ -341,20 +370,11 @@ void nr_set_pdsch_semi_static(const NR_ServingCellConfigCommon_t *scc, const NR_CellGroupConfig_t *secondaryCellGroup, const NR_BWP_Downlink_t *bwp, int tda, - uint8_t num_dmrs_cdm_grps_no_data, + uint8_t layers, + NR_UE_sched_ctrl_t *sched_ctrl, NR_pdsch_semi_static_t *ps) { - ps->time_domain_allocation = tda; - const struct NR_PDSCH_TimeDomainResourceAllocationList *tdaList = bwp ? - bwp->bwp_Common->pdsch_ConfigCommon->choice.setup->pdsch_TimeDomainAllocationList : - scc->downlinkConfigCommon->initialDownlinkBWP->pdsch_ConfigCommon->choice.setup->pdsch_TimeDomainAllocationList; - AssertFatal(tda < tdaList->list.count, "time_domain_allocation %d>=%d\n", tda, tdaList->list.count); - const int mapping_type = tdaList->list.array[tda]->mappingType; - const int startSymbolAndLength = tdaList->list.array[tda]->startSymbolAndLength; - SLIV2SL(startSymbolAndLength, &ps->startSymbolIndex, &ps->nrOfSymbols); - - ps->mcsTableIdx = 0; if (bwp && bwp->bwp_Dedicated && bwp->bwp_Dedicated->pdsch_Config && @@ -367,14 +387,57 @@ void nr_set_pdsch_semi_static(const NR_ServingCellConfigCommon_t *scc, } else ps->mcsTableIdx = 0; - ps->numDmrsCdmGrpsNoData = num_dmrs_cdm_grps_no_data; - ps->dmrsConfigType = bwp!=NULL ? (bwp->bwp_Dedicated->pdsch_Config->choice.setup->dmrs_DownlinkForPDSCH_MappingTypeA->choice.setup->dmrs_Type == NULL ? 0 : 1) : 0; + NR_PDSCH_Config_t *pdsch_Config; + if (bwp && + bwp->bwp_Dedicated && + bwp->bwp_Dedicated->pdsch_Config && + bwp->bwp_Dedicated->pdsch_Config->choice.setup) + pdsch_Config = bwp->bwp_Dedicated->pdsch_Config->choice.setup; + else + pdsch_Config = NULL; - // if no data in dmrs cdm group is 1 only even REs have no data - // if no data in dmrs cdm group is 2 both odd and even REs have no data - ps->N_PRB_DMRS = num_dmrs_cdm_grps_no_data * (ps->dmrsConfigType == NFAPI_NR_DMRS_TYPE1 ? 6 : 4); - ps->dl_dmrs_symb_pos = fill_dmrs_mask(bwp ? bwp->bwp_Dedicated->pdsch_Config->choice.setup : NULL, scc->dmrs_TypeA_Position, ps->nrOfSymbols, ps->startSymbolIndex, mapping_type); - ps->N_DMRS_SLOT = get_num_dmrs(ps->dl_dmrs_symb_pos); + if (ps->time_domain_allocation != tda) { + ps->time_domain_allocation = tda; + const struct NR_PDSCH_TimeDomainResourceAllocationList *tdaList = bwp ? + bwp->bwp_Common->pdsch_ConfigCommon->choice.setup->pdsch_TimeDomainAllocationList : + scc->downlinkConfigCommon->initialDownlinkBWP->pdsch_ConfigCommon->choice.setup->pdsch_TimeDomainAllocationList; + AssertFatal(tda < tdaList->list.count, "time_domain_allocation %d>=%d\n", tda, tdaList->list.count); + ps->mapping_type = tdaList->list.array[tda]->mappingType; + if (pdsch_Config) { + if (ps->mapping_type == NR_PDSCH_TimeDomainResourceAllocation__mappingType_typeB) + ps->dmrsConfigType = pdsch_Config->dmrs_DownlinkForPDSCH_MappingTypeB->choice.setup->dmrs_Type == NULL ? 0 : 1; + else + ps->dmrsConfigType = pdsch_Config->dmrs_DownlinkForPDSCH_MappingTypeA->choice.setup->dmrs_Type == NULL ? 0 : 1; + } + else + ps->dmrsConfigType = NFAPI_NR_DMRS_TYPE1; + const int startSymbolAndLength = tdaList->list.array[tda]->startSymbolAndLength; + SLIV2SL(startSymbolAndLength, &ps->startSymbolIndex, &ps->nrOfSymbols); + ps->dl_dmrs_symb_pos = fill_dmrs_mask(pdsch_Config, scc->dmrs_TypeA_Position, ps->nrOfSymbols, ps->startSymbolIndex, ps->mapping_type); + ps->N_DMRS_SLOT = get_num_dmrs(ps->dl_dmrs_symb_pos); + } + + const long dci_format = sched_ctrl->search_space->searchSpaceType->choice.ue_Specific->dci_Formats; + if (dci_format == NR_SearchSpace__searchSpaceType__ue_Specific__dci_Formats_formats0_0_And_1_0 || + pdsch_Config == NULL) { + if (ps->nrOfSymbols == 2 && ps->mapping_type == NR_PDSCH_TimeDomainResourceAllocation__mappingType_typeB) + ps->numDmrsCdmGrpsNoData = 1; + else { + if (ps->dmrsConfigType == NFAPI_NR_DMRS_TYPE1) + ps->numDmrsCdmGrpsNoData = 2; + else + ps->numDmrsCdmGrpsNoData = 3; + } + ps->dmrs_ports_id = 0; + } + else { + if (ps->nrOfLayers != layers) { + ps->nrOfLayers = layers; + set_dl_dmrs_ports(ps); + } + } + + ps->N_PRB_DMRS = ps->numDmrsCdmGrpsNoData * (ps->dmrsConfigType == NFAPI_NR_DMRS_TYPE1 ? 6 : 4); } void nr_set_pusch_semi_static(const NR_ServingCellConfigCommon_t *scc, @@ -671,7 +734,7 @@ void nr_configure_css_dci_initial(nfapi_nr_dl_tti_pdcch_pdu_rel15_t* pdcch_pdu, } void config_uldci(const NR_BWP_Uplink_t *ubwp, - const NR_ServingCellConfigCommon_t *scc, + const NR_ServingCellConfigCommon_t *scc, const nfapi_nr_pusch_pdu_t *pusch_pdu, dci_pdu_rel15_t *dci_pdu_rel15, int dci_format, @@ -810,15 +873,15 @@ void nr_configure_pdcch(nfapi_nr_dl_tti_pdcch_pdu_rel15_t *pdcch_pdu, // This function configures pucch pdu fapi structure void nr_configure_pucch(nfapi_nr_pucch_pdu_t* pucch_pdu, - NR_ServingCellConfigCommon_t *scc, - NR_CellGroupConfig_t *CellGroup, - NR_BWP_Uplink_t *bwp, + NR_ServingCellConfigCommon_t *scc, + NR_CellGroupConfig_t *CellGroup, + NR_BWP_Uplink_t *bwp, uint16_t rnti, uint8_t pucch_resource, uint16_t O_csi, uint16_t O_ack, uint8_t O_sr, - int r_pucch) { + int r_pucch) { NR_PUCCH_Config_t *pucch_Config; NR_PUCCH_Resource_t *pucchres; diff --git a/openair2/LAYER2/NR_MAC_gNB/mac_proto.h b/openair2/LAYER2/NR_MAC_gNB/mac_proto.h index eba95b5cdc..a54d143f42 100644 --- a/openair2/LAYER2/NR_MAC_gNB/mac_proto.h +++ b/openair2/LAYER2/NR_MAC_gNB/mac_proto.h @@ -230,7 +230,7 @@ void nr_configure_pucch(nfapi_nr_pucch_pdu_t* pucch_pdu, uint16_t O_csi, uint16_t O_ack, uint8_t O_sr, - int r_pucch); + int r_pucch); void find_search_space(int ss_type, NR_BWP_Downlink_t *bwp, @@ -273,7 +273,8 @@ void nr_set_pdsch_semi_static(const NR_ServingCellConfigCommon_t *scc, const NR_CellGroupConfig_t *secondaryCellGroup, const NR_BWP_Downlink_t *bwp, int tda, - uint8_t num_dmrs_cdm_grps_no_data, + uint8_t layers, + NR_UE_sched_ctrl_t *sched_ctrl, NR_pdsch_semi_static_t *ps); void nr_set_pusch_semi_static(const NR_ServingCellConfigCommon_t *scc, @@ -415,12 +416,13 @@ int16_t ssb_index_from_prach(module_id_t module_idP, void find_SSB_and_RO_available(module_id_t module_idP); +void set_dl_dmrs_ports(NR_pdsch_semi_static_t *ps); + void set_dl_mcs(NR_sched_pdsch_t *sched_pdsch, NR_UE_sched_ctrl_t *sched_ctrl, uint8_t mcs_table_idx); -void set_dl_nrOfLayers(NR_sched_pdsch_t *sched_pdsch, - NR_UE_sched_ctrl_t *sched_ctrl); +uint8_t set_dl_nrOfLayers(NR_UE_sched_ctrl_t *sched_ctrl); void calculate_preferred_dl_tda(module_id_t module_id, const NR_BWP_Downlink_t *bwp); void calculate_preferred_ul_tda(module_id_t module_id, const NR_BWP_Uplink_t *ubwp); diff --git a/openair2/LAYER2/NR_MAC_gNB/nr_mac_gNB.h b/openair2/LAYER2/NR_MAC_gNB/nr_mac_gNB.h index 81df35cf06..84f92fc130 100644 --- a/openair2/LAYER2/NR_MAC_gNB/nr_mac_gNB.h +++ b/openair2/LAYER2/NR_MAC_gNB/nr_mac_gNB.h @@ -362,12 +362,12 @@ typedef struct NR_sched_pusch { typedef struct NR_pdsch_semi_static { int time_domain_allocation; uint8_t numDmrsCdmGrpsNoData; - + int mapping_type; int startSymbolIndex; int nrOfSymbols; - + uint8_t nrOfLayers; uint8_t mcsTableIdx; - + uint8_t dmrs_ports_id; uint8_t N_PRB_DMRS; uint8_t N_DMRS_SLOT; uint16_t dl_dmrs_symb_pos; @@ -383,7 +383,6 @@ typedef struct NR_sched_pdsch { uint8_t mcs; /// TBS-related info - uint8_t nrOfLayers; uint16_t R; uint8_t Qm; uint32_t tb_size; @@ -626,7 +625,7 @@ typedef struct { NR_mac_stats_t mac_stats[MAX_MOBILES_PER_GNB]; NR_list_t list; int num_UEs; - + int layers[MAX_MOBILES_PER_GNB]; bool active[MAX_MOBILES_PER_GNB]; rnti_t rnti[MAX_MOBILES_PER_GNB]; NR_CellGroupConfig_t *CellGroup[MAX_MOBILES_PER_GNB];