/* * Licensed to the OpenAirInterface (OAI) Software Alliance under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The OpenAirInterface Software Alliance licenses this file to You under * the OAI Public License, Version 1.1 (the "License"); you may not use this file * except in compliance with the License. * You may obtain a copy of the License at * * http://www.openairinterface.org/?page_id=698 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. *------------------------------------------------------------------------------- * For more information about the OpenAirInterface (OAI) Software Alliance: * contact@openairinterface.org */ /*! \file config.c * \brief gNB configuration performed by RRC or as a consequence of RRC procedures * \author Navid Nikaein and Raymond Knopp, WEI-TAI CHEN * \date 2010 - 2014, 2018 * \version 0.1 * \company Eurecom, NTUST * \email: navid.nikaein@eurecom.fr, kroempa@gmail.com * @ingroup _mac */ #include "COMMON/platform_types.h" #include "COMMON/platform_constants.h" #include "common/ran_context.h" #include "common/utils/LOG/log.h" #include "common/utils/LOG/vcd_signal_dumper.h" #include "NR_BCCH-BCH-Message.h" #include "NR_ServingCellConfigCommon.h" #include "LAYER2/NR_MAC_gNB/mac_proto.h" #include "SCHED_NR/phy_frame_config_nr.h" #include "NR_MIB.h" #include "LAYER2/NR_MAC_COMMON/nr_mac_common.h" extern RAN_CONTEXT_t RC; //extern int l2_init_gNB(void); extern void mac_top_init_gNB(void); extern uint8_t nfapi_mode; void config_common(int Mod_idP, int pdsch_AntennaPorts, NR_ServingCellConfigCommon_t *scc) { nfapi_nr_config_request_scf_t *cfg = &RC.nrmac[Mod_idP]->config[0]; RC.nrmac[Mod_idP]->common_channels[0].ServingCellConfigCommon = scc; int i; // Carrier configuration cfg->carrier_config.dl_bandwidth.value = config_bandwidth(scc->downlinkConfigCommon->frequencyInfoDL->scs_SpecificCarrierList.list.array[0]->subcarrierSpacing, scc->downlinkConfigCommon->frequencyInfoDL->scs_SpecificCarrierList.list.array[0]->carrierBandwidth, *scc->downlinkConfigCommon->frequencyInfoDL->frequencyBandList.list.array[0]); cfg->carrier_config.dl_bandwidth.tl.tag = NFAPI_NR_CONFIG_DL_BANDWIDTH_TAG; //temporary cfg->num_tlv++; LOG_I(PHY,"%s() dl_BandwidthP:%d\n", __FUNCTION__, cfg->carrier_config.dl_bandwidth.value); cfg->carrier_config.dl_frequency.value = from_nrarfcn(*scc->downlinkConfigCommon->frequencyInfoDL->frequencyBandList.list.array[0], *scc->ssbSubcarrierSpacing, scc->downlinkConfigCommon->frequencyInfoDL->absoluteFrequencyPointA)/1000; // freq in kHz cfg->carrier_config.dl_frequency.tl.tag = NFAPI_NR_CONFIG_DL_FREQUENCY_TAG; cfg->num_tlv++; for (i=0; i<5; i++) { if (i==scc->downlinkConfigCommon->frequencyInfoDL->scs_SpecificCarrierList.list.array[0]->subcarrierSpacing) { cfg->carrier_config.dl_grid_size[i].value = scc->downlinkConfigCommon->frequencyInfoDL->scs_SpecificCarrierList.list.array[0]->carrierBandwidth; cfg->carrier_config.dl_k0[i].value = scc->downlinkConfigCommon->frequencyInfoDL->scs_SpecificCarrierList.list.array[0]->offsetToCarrier; cfg->carrier_config.dl_grid_size[i].tl.tag = NFAPI_NR_CONFIG_DL_GRID_SIZE_TAG; cfg->carrier_config.dl_k0[i].tl.tag = NFAPI_NR_CONFIG_DL_K0_TAG; cfg->num_tlv++; cfg->num_tlv++; } else { cfg->carrier_config.dl_grid_size[i].value = 0; cfg->carrier_config.dl_k0[i].value = 0; } } cfg->carrier_config.uplink_bandwidth.value = config_bandwidth(scc->uplinkConfigCommon->frequencyInfoUL->scs_SpecificCarrierList.list.array[0]->subcarrierSpacing, scc->uplinkConfigCommon->frequencyInfoUL->scs_SpecificCarrierList.list.array[0]->carrierBandwidth, *scc->uplinkConfigCommon->frequencyInfoUL->frequencyBandList->list.array[0]); cfg->carrier_config.uplink_bandwidth.tl.tag = NFAPI_NR_CONFIG_UPLINK_BANDWIDTH_TAG; //temporary cfg->num_tlv++; LOG_I(PHY,"%s() dl_BandwidthP:%d\n", __FUNCTION__, cfg->carrier_config.uplink_bandwidth.value); int UL_pointA; if (scc->uplinkConfigCommon->frequencyInfoUL->absoluteFrequencyPointA == NULL) UL_pointA = scc->downlinkConfigCommon->frequencyInfoDL->absoluteFrequencyPointA; else UL_pointA = *scc->uplinkConfigCommon->frequencyInfoUL->absoluteFrequencyPointA; cfg->carrier_config.uplink_frequency.value = from_nrarfcn(*scc->uplinkConfigCommon->frequencyInfoUL->frequencyBandList->list.array[0], *scc->ssbSubcarrierSpacing, UL_pointA)/1000; // freq in kHz cfg->carrier_config.uplink_frequency.tl.tag = NFAPI_NR_CONFIG_UPLINK_FREQUENCY_TAG; cfg->num_tlv++; for (i=0; i<5; i++) { if (i==scc->uplinkConfigCommon->frequencyInfoUL->scs_SpecificCarrierList.list.array[0]->subcarrierSpacing) { cfg->carrier_config.ul_grid_size[i].value = scc->uplinkConfigCommon->frequencyInfoUL->scs_SpecificCarrierList.list.array[0]->carrierBandwidth; cfg->carrier_config.ul_k0[i].value = scc->uplinkConfigCommon->frequencyInfoUL->scs_SpecificCarrierList.list.array[0]->offsetToCarrier; cfg->carrier_config.ul_grid_size[i].tl.tag = NFAPI_NR_CONFIG_UL_GRID_SIZE_TAG; cfg->carrier_config.ul_k0[i].tl.tag = NFAPI_NR_CONFIG_UL_K0_TAG; cfg->num_tlv++; cfg->num_tlv++; } else { cfg->carrier_config.ul_grid_size[i].value = 0; cfg->carrier_config.ul_k0[i].value = 0; } } lte_frame_type_t frame_type; uint16_t band; int32_t offset; get_band((cfg->carrier_config.dl_frequency.value)*1000, &band, &offset, &frame_type); RC.nrmac[Mod_idP]->common_channels[0].frame_type = frame_type; // Cell configuration cfg->cell_config.phy_cell_id.value = *scc->physCellId; cfg->cell_config.phy_cell_id.tl.tag = NFAPI_NR_CONFIG_PHY_CELL_ID_TAG; cfg->num_tlv++; cfg->cell_config.frame_duplex_type.value = frame_type; cfg->cell_config.frame_duplex_type.tl.tag = NFAPI_NR_CONFIG_FRAME_DUPLEX_TYPE_TAG; cfg->num_tlv++; // SSB configuration cfg->ssb_config.ss_pbch_power.value = scc->ss_PBCH_BlockPower; cfg->ssb_config.ss_pbch_power.tl.tag = NFAPI_NR_CONFIG_SS_PBCH_POWER_TAG; cfg->num_tlv++; cfg->ssb_config.bch_payload.value = 1; cfg->ssb_config.bch_payload.tl.tag = NFAPI_NR_CONFIG_BCH_PAYLOAD_TAG; cfg->num_tlv++; cfg->ssb_config.scs_common.value = *scc->ssbSubcarrierSpacing; cfg->ssb_config.scs_common.tl.tag = NFAPI_NR_CONFIG_SCS_COMMON_TAG; cfg->num_tlv++; // PRACH configuration uint8_t nb_preambles = 64; if(scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->totalNumberOfRA_Preambles != NULL) nb_preambles = *scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->totalNumberOfRA_Preambles; cfg->prach_config.prach_sequence_length.value = scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->prach_RootSequenceIndex.present-1; cfg->prach_config.prach_sequence_length.tl.tag = NFAPI_NR_CONFIG_PRACH_SEQUENCE_LENGTH_TAG; cfg->num_tlv++; if (scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->msg1_SubcarrierSpacing) cfg->prach_config.prach_sub_c_spacing.value = *scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->msg1_SubcarrierSpacing; else cfg->prach_config.prach_sub_c_spacing.value = scc->downlinkConfigCommon->frequencyInfoDL->scs_SpecificCarrierList.list.array[0]->subcarrierSpacing; cfg->prach_config.prach_sub_c_spacing.tl.tag = NFAPI_NR_CONFIG_PRACH_SUB_C_SPACING_TAG; cfg->num_tlv++; cfg->prach_config.restricted_set_config.value = scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->restrictedSetConfig; cfg->prach_config.restricted_set_config.tl.tag = NFAPI_NR_CONFIG_RESTRICTED_SET_CONFIG_TAG; cfg->num_tlv++; switch (scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->rach_ConfigGeneric.msg1_FDM) { case 0 : cfg->prach_config.num_prach_fd_occasions.value = 1; break; case 1 : cfg->prach_config.num_prach_fd_occasions.value = 2; break; case 2 : cfg->prach_config.num_prach_fd_occasions.value = 4; break; case 3 : cfg->prach_config.num_prach_fd_occasions.value = 8; break; default: AssertFatal(1==0,"msg1 FDM identifier %ld undefined (0,1,2,3) \n", scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->rach_ConfigGeneric.msg1_FDM); } cfg->prach_config.num_prach_fd_occasions.tl.tag = NFAPI_NR_CONFIG_NUM_PRACH_FD_OCCASIONS_TAG; cfg->num_tlv++; cfg->prach_config.num_prach_fd_occasions_list = (nfapi_nr_num_prach_fd_occasions_t *) malloc(cfg->prach_config.num_prach_fd_occasions.value*sizeof(nfapi_nr_num_prach_fd_occasions_t)); for (i=0; iprach_config.num_prach_fd_occasions.value; i++) { // cfg->prach_config.num_prach_fd_occasions_list[i].num_prach_fd_occasions = i; if (cfg->prach_config.prach_sequence_length.value) cfg->prach_config.num_prach_fd_occasions_list[i].prach_root_sequence_index.value = scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->prach_RootSequenceIndex.choice.l139; else cfg->prach_config.num_prach_fd_occasions_list[i].prach_root_sequence_index.value = scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->prach_RootSequenceIndex.choice.l839; cfg->prach_config.num_prach_fd_occasions_list[i].prach_root_sequence_index.tl.tag = NFAPI_NR_CONFIG_PRACH_ROOT_SEQUENCE_INDEX_TAG; cfg->num_tlv++; cfg->prach_config.num_prach_fd_occasions_list[i].k1.value = (scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->rach_ConfigGeneric.msg1_FrequencyStart + get_N_RA_RB( *scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->msg1_SubcarrierSpacing, scc->uplinkConfigCommon->frequencyInfoUL->scs_SpecificCarrierList.list.array[0]->subcarrierSpacing ) * i); //k1=12(start index BWP) + 12(position within BWP) + 12 (no. of FDM)(RB for PRACH occasion) - 12(no.of RB belongs to BW)/2 + ko(u); cfg->prach_config.num_prach_fd_occasions_list[i].k1.tl.tag = NFAPI_NR_CONFIG_K1_TAG; cfg->num_tlv++; cfg->prach_config.num_prach_fd_occasions_list[i].prach_zero_corr_conf.value = scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->rach_ConfigGeneric.zeroCorrelationZoneConfig; cfg->prach_config.num_prach_fd_occasions_list[i].prach_zero_corr_conf.tl.tag = NFAPI_NR_CONFIG_PRACH_ZERO_CORR_CONF_TAG; cfg->num_tlv++; cfg->prach_config.num_prach_fd_occasions_list[i].num_root_sequences.value = compute_nr_root_seq(scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup,nb_preambles, frame_type); cfg->prach_config.num_prach_fd_occasions_list[i].num_root_sequences.tl.tag = NFAPI_NR_CONFIG_NUM_ROOT_SEQUENCES_TAG; cfg->num_tlv++; cfg->prach_config.num_prach_fd_occasions_list[i].num_unused_root_sequences.value = 1; } cfg->prach_config.ssb_per_rach.value = scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->ssb_perRACH_OccasionAndCB_PreamblesPerSSB->present-1; cfg->prach_config.ssb_per_rach.tl.tag = NFAPI_NR_CONFIG_SSB_PER_RACH_TAG; cfg->num_tlv++; // SSB Table Configuration int scs_scaling = 1<<(cfg->ssb_config.scs_common.value); if (scc->downlinkConfigCommon->frequencyInfoDL->absoluteFrequencyPointA < 600000) scs_scaling = scs_scaling*3; if (scc->downlinkConfigCommon->frequencyInfoDL->absoluteFrequencyPointA > 2016666) scs_scaling = scs_scaling>>2; uint32_t absolute_diff = (*scc->downlinkConfigCommon->frequencyInfoDL->absoluteFrequencySSB - scc->downlinkConfigCommon->frequencyInfoDL->absoluteFrequencyPointA); uint16_t sco = absolute_diff%(12*scs_scaling); AssertFatal(sco==0,"absoluteFrequencySSB has a subcarrier offset of %d while it should be alligned with CRBs\n",sco); cfg->ssb_table.ssb_offset_point_a.value = absolute_diff/(12*scs_scaling) - 10; //absoluteFrequencySSB is the central frequency of SSB which is made by 20RBs in total cfg->ssb_table.ssb_offset_point_a.tl.tag = NFAPI_NR_CONFIG_SSB_OFFSET_POINT_A_TAG; cfg->num_tlv++; cfg->ssb_table.ssb_period.value = *scc->ssb_periodicityServingCell; cfg->ssb_table.ssb_period.tl.tag = NFAPI_NR_CONFIG_SSB_PERIOD_TAG; cfg->num_tlv++; switch (scc->ssb_PositionsInBurst->present) { case 1 : cfg->ssb_table.ssb_mask_list[0].ssb_mask.value = scc->ssb_PositionsInBurst->choice.shortBitmap.buf[0]<<24; cfg->ssb_table.ssb_mask_list[1].ssb_mask.value = 0; break; case 2 : cfg->ssb_table.ssb_mask_list[0].ssb_mask.value = scc->ssb_PositionsInBurst->choice.mediumBitmap.buf[0]<<24; cfg->ssb_table.ssb_mask_list[1].ssb_mask.value = 0; break; case 3 : cfg->ssb_table.ssb_mask_list[0].ssb_mask.value = 0; cfg->ssb_table.ssb_mask_list[1].ssb_mask.value = 0; for (i=0; i<4; i++) { cfg->ssb_table.ssb_mask_list[0].ssb_mask.value += (scc->ssb_PositionsInBurst->choice.longBitmap.buf[i+4]<ssb_table.ssb_mask_list[1].ssb_mask.value += (scc->ssb_PositionsInBurst->choice.longBitmap.buf[i]<ssb_PositionsInBurst->present); } cfg->ssb_table.ssb_mask_list[0].ssb_mask.tl.tag = NFAPI_NR_CONFIG_SSB_MASK_TAG; cfg->num_tlv++; cfg->carrier_config.num_tx_ant.value = pdsch_AntennaPorts; AssertFatal(pdsch_AntennaPorts > 0 && pdsch_AntennaPorts < 13, "pdsch_AntennaPorts in 1...12\n"); cfg->carrier_config.num_tx_ant.tl.tag = NFAPI_NR_CONFIG_NUM_TX_ANT_TAG; int num_ssb=0; for (int i=0;i<32;i++) { num_ssb += (cfg->ssb_table.ssb_mask_list[0].ssb_mask.value>>i)&1; num_ssb += (cfg->ssb_table.ssb_mask_list[1].ssb_mask.value>>i)&1; } cfg->carrier_config.num_rx_ant.value = cfg->carrier_config.num_tx_ant.value; cfg->carrier_config.num_rx_ant.tl.tag = NFAPI_NR_CONFIG_NUM_RX_ANT_TAG; LOG_I(MAC,"Set TX/RX antenna number to %d (num ssb %d: %x,%x)\n",cfg->carrier_config.num_tx_ant.value,num_ssb,cfg->ssb_table.ssb_mask_list[0].ssb_mask.value,cfg->ssb_table.ssb_mask_list[1].ssb_mask.value); AssertFatal(cfg->carrier_config.num_tx_ant.value > 0,"carrier_config.num_tx_ant.value %d !\n",cfg->carrier_config.num_tx_ant.value ); cfg->num_tlv++; cfg->num_tlv++; // TDD Table Configuration //cfg->tdd_table.tdd_period.value = scc->tdd_UL_DL_ConfigurationCommon->pattern1.dl_UL_TransmissionPeriodicity; cfg->tdd_table.tdd_period.tl.tag = NFAPI_NR_CONFIG_TDD_PERIOD_TAG; cfg->num_tlv++; if (scc->tdd_UL_DL_ConfigurationCommon->pattern1.ext1 == NULL) cfg->tdd_table.tdd_period.value = scc->tdd_UL_DL_ConfigurationCommon->pattern1.dl_UL_TransmissionPeriodicity; else { AssertFatal(scc->tdd_UL_DL_ConfigurationCommon->pattern1.ext1->dl_UL_TransmissionPeriodicity_v1530 != NULL, "scc->tdd_UL_DL_ConfigurationCommon->pattern1.ext1->dl_UL_TransmissionPeriodicity_v1530 is null\n"); cfg->tdd_table.tdd_period.value = *scc->tdd_UL_DL_ConfigurationCommon->pattern1.ext1->dl_UL_TransmissionPeriodicity_v1530; } LOG_I(MAC,"Setting TDD configuration period to %d\n",cfg->tdd_table.tdd_period.value); if(cfg->cell_config.frame_duplex_type.value == TDD){ int return_tdd = set_tdd_config_nr(cfg, scc->uplinkConfigCommon->frequencyInfoUL->scs_SpecificCarrierList.list.array[0]->subcarrierSpacing, scc->tdd_UL_DL_ConfigurationCommon->pattern1.nrofDownlinkSlots, scc->tdd_UL_DL_ConfigurationCommon->pattern1.nrofDownlinkSymbols, scc->tdd_UL_DL_ConfigurationCommon->pattern1.nrofUplinkSlots, scc->tdd_UL_DL_ConfigurationCommon->pattern1.nrofUplinkSymbols); if (return_tdd !=0){ LOG_E(PHY,"TDD configuration can not be done\n"); } else LOG_I(PHY,"TDD has been properly configurated\n"); } /* // PDCCH-ConfigCommon cfg->pdcch_config.controlResourceSetZero.value = scc->downlinkConfigCommon->initialDownlinkBWP->pdcch_ConfigCommon->choice.setup->controlResourceSetZero; cfg->pdcch_config.searchSpaceZero.value = scc->downlinkConfigCommon->initialDownlinkBWP->pdcch_ConfigCommon->choice.setup->searchSpaceZero; // PDSCH-ConfigCommon cfg->pdsch_config.num_PDSCHTimeDomainResourceAllocations.value = scc->downlinkConfigCommon->initialDownlinkBWP->pdsch_ConfigCommon->choice.setup->pdsch_TimeDomainAllocationList->list.count; cfg->pdsch_config.dmrs_TypeA_Position.value = scc->dmrs_TypeA_Position; AssertFatal(cfg->pdsch_config.num_PDSCHTimeDomainResourceAllocations.value<=NFAPI_NR_PDSCH_CONFIG_MAXALLOCATIONS,"illegal TimeDomainAllocation count %d\n",cfg->pdsch_config.num_PDSCHTimeDomainResourceAllocations.value); for (int i=0;ipdsch_config.num_PDSCHTimeDomainResourceAllocations.value;i++) { cfg->pdsch_config.PDSCHTimeDomainResourceAllocation_k0[i].value=*scc->downlinkConfigCommon->initialDownlinkBWP->pdsch_ConfigCommon->choice.setup->pdsch_TimeDomainAllocationList->list.array[i]->k0; cfg->pdsch_config.PDSCHTimeDomainResourceAllocation_mappingType[i].value=scc->downlinkConfigCommon->initialDownlinkBWP->pdsch_ConfigCommon->choice.setup->pdsch_TimeDomainAllocationList->list.array[i]->mappingType; cfg->pdsch_config.PDSCHTimeDomainResourceAllocation_startSymbolAndLength[i].value=scc->downlinkConfigCommon->initialDownlinkBWP->pdsch_ConfigCommon->choice.setup->pdsch_TimeDomainAllocationList->list.array[i]->startSymbolAndLength; } // PUSCH-ConfigCommon cfg->pusch_config.num_PUSCHTimeDomainResourceAllocations.value = scc->uplinkConfigCommon->initialUplinkBWP->pusch_ConfigCommon->choice.setup->pusch_TimeDomainAllocationList->list.count; cfg->pusch_config.dmrs_TypeA_Position.value = scc->dmrs_TypeA_Position+2; AssertFatal(cfg->pusch_config.num_PUSCHTimeDomainResourceAllocations.value<=NFAPI_NR_PUSCH_CONFIG_MAXALLOCATIONS,"illegal TimeDomainAllocation count %d\n",cfg->pusch_config.num_PUSCHTimeDomainResourceAllocations.value); for (int i=0;ipusch_config.num_PUSCHTimeDomainResourceAllocations.value;i++) { cfg->pusch_config.PUSCHTimeDomainResourceAllocation_k2[i].value=*scc->uplinkConfigCommon->initialUplinkBWP->pusch_ConfigCommon->choice.setup->pusch_TimeDomainAllocationList->list.array[0]->k2; }*/ } //!TODO : smae function can be written to handle csi_resources void update_csi_bitlen (NR_CSI_MeasConfig_t *csi_MeasConfig, NR_UE_list_t *UE_list, int UE_id) { uint8_t csi_report_id = 0; uint8_t csi_resourceidx =0; uint8_t csi_ssb_idx =0; NR_CSI_ResourceConfigId_t csi_ResourceConfigId; for (csi_report_id=0; csi_report_id < csi_MeasConfig->csi_ReportConfigToAddModList->list.count; csi_report_id++){ csi_ResourceConfigId=csi_MeasConfig->csi_ReportConfigToAddModList->list.array[csi_report_id]->resourcesForChannelMeasurement; UE_list->csi_report_template[UE_id][csi_report_id].reportQuantity_type = csi_MeasConfig->csi_ReportConfigToAddModList->list.array[csi_report_id]->reportQuantity.present; // UE_list->csi_report_template[UE_id][idx]. UE_list->csi_report_template[UE_id][csi_report_id].periodicity=csi_MeasConfig->csi_ReportConfigToAddModList->list.array[csi_report_id]->reportConfigType.choice.periodic->reportSlotConfig.choice.slots320; for ( csi_resourceidx = 0; csi_resourceidx < csi_MeasConfig->csi_ResourceConfigToAddModList->list.count; csi_resourceidx++) { if ( csi_MeasConfig->csi_ResourceConfigToAddModList->list.array[csi_resourceidx]->csi_ResourceConfigId != csi_ResourceConfigId) continue; else { //Finding the CSI_RS or SSB Resources UE_list->csi_report_template[UE_id][csi_report_id].CSI_Resource_type= csi_MeasConfig->csi_ResourceConfigToAddModList->list.array[csi_resourceidx]->csi_RS_ResourceSetList.present; if (NR_CSI_ResourceConfig__csi_RS_ResourceSetList_PR_nzp_CSI_RS_SSB ==UE_list->csi_report_template[UE_id][csi_report_id].CSI_Resource_type){ struct NR_CSI_ResourceConfig__csi_RS_ResourceSetList__nzp_CSI_RS_SSB * nzp_CSI_RS_SSB = csi_MeasConfig->csi_ResourceConfigToAddModList->list.array[csi_resourceidx]->csi_RS_ResourceSetList.choice.nzp_CSI_RS_SSB; UE_list->csi_report_template[UE_id][csi_report_id].nb_of_nzp_csi_report = nzp_CSI_RS_SSB->nzp_CSI_RS_ResourceSetList!=NULL ? nzp_CSI_RS_SSB->nzp_CSI_RS_ResourceSetList->list.count:0; UE_list->csi_report_template[UE_id][csi_report_id].nb_of_csi_ssb_report = nzp_CSI_RS_SSB->csi_SSB_ResourceSetList!=NULL ? nzp_CSI_RS_SSB->csi_SSB_ResourceSetList->list.count:0; } if (0 != UE_list->csi_report_template[UE_id][csi_report_id].nb_of_csi_ssb_report){ uint8_t nb_ssb_resources =0; for ( csi_ssb_idx = 0; csi_ssb_idx < csi_MeasConfig->csi_SSB_ResourceSetToAddModList->list.count; csi_ssb_idx++) { if (csi_MeasConfig->csi_SSB_ResourceSetToAddModList->list.array[csi_ssb_idx]->csi_SSB_ResourceSetId == *(csi_MeasConfig->csi_ResourceConfigToAddModList->list.array[csi_resourceidx]->csi_RS_ResourceSetList.choice.nzp_CSI_RS_SSB->csi_SSB_ResourceSetList->list.array[0])) { ///We can configure only one SSB resource set from spec 38.331 IE CSI-ResourceConfig if (NR_CSI_ReportConfig__groupBasedBeamReporting_PR_disabled == csi_MeasConfig->csi_ReportConfigToAddModList->list.array[csi_report_id]->groupBasedBeamReporting.present ) { if (NULL != csi_MeasConfig->csi_ReportConfigToAddModList->list.array[csi_report_id]->groupBasedBeamReporting.choice.disabled->nrofReportedRS) UE_list->csi_report_template[UE_id][csi_report_id].CSI_report_bitlen[0].nb_ssbri_cri = *(csi_MeasConfig->csi_ReportConfigToAddModList->list.array[csi_report_id]->groupBasedBeamReporting.choice.disabled->nrofReportedRS)+1; else /*! From Spec 38.331 * nrofReportedRS * The number (N) of measured RS resources to be reported per report setting in a non-group-based report. N <= N_max, where N_max is either 2 or 4 depending on UE * capability. FFS: The signaling mechanism for the gNB to select a subset of N beams for the UE to measure and report. * When the field is absent the UE applies the value 1 */ UE_list->csi_report_template[UE_id][csi_report_id].CSI_report_bitlen[0].nb_ssbri_cri= 1; }else UE_list->csi_report_template[UE_id][csi_report_id].CSI_report_bitlen[0].nb_ssbri_cri= 2; nb_ssb_resources= csi_MeasConfig->csi_SSB_ResourceSetToAddModList->list.array[csi_ssb_idx]->csi_SSB_ResourceList.list.count; UE_list->csi_report_template[UE_id][csi_report_id].CSI_report_bitlen[0].cri_ssbri_bitlen =nb_ssb_resources>1?log (nb_ssb_resources)/log (2):1; UE_list->csi_report_template[UE_id][csi_report_id].CSI_report_bitlen[0].rsrp_bitlen = 7; //From spec 38.212 Table 6.3.1.1.2-6: CRI, SSBRI, and RSRP UE_list->csi_report_template[UE_id][csi_report_id].CSI_report_bitlen[0].diff_rsrp_bitlen =4; //From spec 38.212 Table 6.3.1.1.2-6: CRI, SSBRI, and RSRP break ; } } } if (0 != UE_list->csi_report_template[UE_id][csi_report_id].nb_of_nzp_csi_report){ //TODO:Currently configuring only SSB beamreporting. If CSI beamreporting configured then this has to be implemented } break; } } } } int rrc_mac_config_req_gNB(module_id_t Mod_idP, int ssb_SubcarrierOffset, int pdsch_AntennaPorts, NR_ServingCellConfigCommon_t *scc, int add_ue, uint32_t rnti, NR_CellGroupConfig_t *secondaryCellGroup ){ if (scc != NULL ) { AssertFatal((scc->ssb_PositionsInBurst->present > 0) && (scc->ssb_PositionsInBurst->present < 4), "SSB Bitmap type %d is not valid\n",scc->ssb_PositionsInBurst->present); LOG_I(MAC,"Configuring common parameters from NR ServingCellConfig\n"); config_common(Mod_idP, pdsch_AntennaPorts, scc); LOG_E(MAC, "%s() %s:%d RC.nrmac[Mod_idP]->if_inst->NR_PHY_config_req:%p\n", __FUNCTION__, __FILE__, __LINE__, RC.nrmac[Mod_idP]->if_inst->NR_PHY_config_req); // if in nFAPI mode if ( (nfapi_mode == 1 || nfapi_mode == 2) && (RC.nrmac[Mod_idP]->if_inst->NR_PHY_config_req == NULL) ){ while(RC.nrmac[Mod_idP]->if_inst->NR_PHY_config_req == NULL) { // DJP AssertFatal(RC.nrmac[Mod_idP]->if_inst->PHY_config_req != NULL,"if_inst->phy_config_request is null\n"); usleep(100 * 1000); printf("Waiting for PHY_config_req\n"); } } NR_PHY_Config_t phycfg; phycfg.Mod_id = Mod_idP; phycfg.CC_id = 0; phycfg.cfg = &RC.nrmac[Mod_idP]->config[0]; phycfg.cfg->ssb_table.ssb_subcarrier_offset.value = ssb_SubcarrierOffset; phycfg.cfg->ssb_table.ssb_subcarrier_offset.tl.tag = NFAPI_NR_CONFIG_SSB_SUBCARRIER_OFFSET_TAG; phycfg.cfg->num_tlv++; if (RC.nrmac[Mod_idP]->if_inst->NR_PHY_config_req) RC.nrmac[Mod_idP]->if_inst->NR_PHY_config_req(&phycfg); } if (secondaryCellGroup) { NR_UE_list_t *UE_list = &RC.nrmac[Mod_idP]->UE_list; int UE_id; if (add_ue == 1) { UE_id = add_new_nr_ue(Mod_idP,rnti); UE_list->secondaryCellGroup[UE_id] = secondaryCellGroup; uint8_t num_preamble = secondaryCellGroup->spCellConfig->reconfigurationWithSync->rach_ConfigDedicated->choice.uplink->cfra->resources.choice.ssb->ssb_ResourceList.list.count; UE_list->preambles[UE_id].num_preambles = num_preamble; UE_list->preambles[UE_id].preamble_list = (uint8_t *) malloc(num_preamble*sizeof(uint8_t)); for (int i=0; ipreambles[UE_id].preamble_list[i] = secondaryCellGroup->spCellConfig->reconfigurationWithSync->rach_ConfigDedicated->choice.uplink->cfra->resources.choice.ssb->ssb_ResourceList.list.array[i]->ra_PreambleIndex; } LOG_I(PHY,"Added new UE_id %d/%x with initial secondaryCellGroup\n",UE_id,rnti); } else { // secondaryCellGroup has been updated UE_id = find_nr_UE_id(Mod_idP,rnti); UE_list->secondaryCellGroup[UE_id] = secondaryCellGroup; LOG_I(PHY,"Modified UE_id %d/%x with secondaryCellGroup\n",UE_id,rnti); } update_csi_bitlen (secondaryCellGroup->spCellConfig->spCellConfigDedicated->csi_MeasConfig->choice.setup, UE_list, UE_id); } VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_RRC_MAC_CONFIG, VCD_FUNCTION_OUT); return(0); }// END rrc_mac_config_req_gNB