diff --git a/common/utils/nr/nr_common.c b/common/utils/nr/nr_common.c index 34a86f860a..25af02ba4b 100644 --- a/common/utils/nr/nr_common.c +++ b/common/utils/nr/nr_common.c @@ -36,6 +36,27 @@ const char *duplex_mode[]={"FDD","TDD"}; +int tables_5_3_2[5][11] = { + {25, 52, 79, 106, 133, 160, 216, 270, -1, -1, -1}, // 15 FR1 + {11, 24, 38, 51, 65, 78, 106, 133, 162, 217, 273}, // 30 FR1 + {-1, 11, 18, 24, 31, 38, 51, 65, 79, 107, 135}, // 60 FR1 + {66, 132, 264, -1 , -1, -1, -1, -1, -1, -1, -1}, // 60 FR2 + {32, 66, 132, 264, -1, -1, -1, -1, -1, -1, -1} // 120FR2 +}; + +int get_supported_band_index(int scs, int band, int n_rbs){ + + int scs_index = scs; + if (band>256) + scs_index++; + for (int i=0; i<11; i++) { + if(n_rbs == tables_5_3_2[scs][i]) + return i; + } + return (-1); // not found +} + + // Table 5.2-1 NR operating bands in FR1 & FR2 (3GPP TS 38.101) // Table 5.4.2.3-1 Applicable NR-ARFCN per operating band in FR1 & FR2 (3GPP TS 38.101) // Notes: diff --git a/common/utils/nr/nr_common.h b/common/utils/nr/nr_common.h index d16c8fbb19..5d8cdf06bf 100644 --- a/common/utils/nr/nr_common.h +++ b/common/utils/nr/nr_common.h @@ -72,6 +72,7 @@ int get_subband_size(int NPRB,int size); void SLIV2SL(int SLIV,int *S,int *L); int get_dmrs_port(int nl, uint16_t dmrs_ports); int get_nb_periods_per_frame(uint8_t tdd_period); +int get_supported_band_index(int scs, int band, int n_rbs); #define CEILIDIV(a,b) ((a+b-1)/b) #define ROUNDIDIV(a,b) (((a<<1)+b)/(b<<1)) diff --git a/openair2/RRC/NR/nr_rrc_config.c b/openair2/RRC/NR/nr_rrc_config.c index b4cbe7b8bc..73f91622f5 100644 --- a/openair2/RRC/NR/nr_rrc_config.c +++ b/openair2/RRC/NR/nr_rrc_config.c @@ -98,6 +98,71 @@ void nr_rrc_config_ul_tda(NR_ServingCellConfigCommon_t *scc, int min_fb_delay){ ASN_SEQUENCE_ADD(&scc->uplinkConfigCommon->initialUplinkBWP->pusch_ConfigCommon->choice.setup->pusch_TimeDomainAllocationList->list,pusch_timedomainresourceallocation_msg3); } } - } + +void set_dl_mcs_table(NR_BWP_Downlink_t *bwp, NR_ServingCellConfigCommon_t *scc, NR_UE_NR_Capability_t *cap) { + + int band = *scc->downlinkConfigCommon->frequencyInfoDL->frequencyBandList.list.array[0]; + int scs = bwp->bwp_Common->genericParameters.subcarrierSpacing; + struct NR_FrequencyInfoDL__scs_SpecificCarrierList scs_list = scc->downlinkConfigCommon->frequencyInfoDL->scs_SpecificCarrierList; + int bw_rb = -1; + for(int i=0; isubcarrierSpacing){ + bw_rb = scs_list.list.array[i]->carrierBandwidth; + break; + } + } + AssertFatal(bw_rb>0,"Could not find scs-SpecificCarrierList element for scs %d",scs); + int bw = get_supported_band_index(scs, band, bw_rb); + AssertFatal(bw>0,"Supported band corresponding to %d RBs not found\n", bw_rb); + + bool supported = false; + if (band>256) { + for (int i=0;irf_Parameters.supportedBandListNR.list.count;i++) { + NR_BandNR_t *bandNRinfo = cap->rf_Parameters.supportedBandListNR.list.array[i]; + if(bandNRinfo->bandNR == band && bandNRinfo->pdsch_256QAM_FR2) { + supported = true; + break; + } + } + } + else if (cap->phy_Parameters.phy_ParametersFR1 && cap->phy_Parameters.phy_ParametersFR1->pdsch_256QAM_FR1) + supported = true; + + // check featureSet + NR_FeatureSets_t *fs=cap->featureSets; + NR_ModulationOrder_t supported_mo = 0; + if (fs && supported) { + // go through DL feature sets and look for one with current SCS + for (int i=0;ifeatureSetsDownlinkPerCC->list.count;i++) { + int supported_bw; + NR_FeatureSetDownlinkPerCC_t *fs_cc = fs->featureSetsDownlinkPerCC->list.array[i]; + switch (fs_cc->supportedBandwidthDL.present) { + case NR_SupportedBandwidth_PR_fr1: + supported_bw = fs_cc->supportedBandwidthDL.choice.fr1; + break; + case NR_SupportedBandwidth_PR_fr2: + supported_bw = fs_cc->supportedBandwidthDL.choice.fr2; + break; + default: + AssertFatal(1==0,"Invalid parameter for supported bandwith choice\n"); + } + if (fs_cc->supportedSubcarrierSpacingDL == scs && + supported_bw == bw && + fs_cc->supportedModulationOrderDL) + supported_mo = *fs_cc->supportedModulationOrderDL ; + } + } + if (supported && (supported_mo == NR_ModulationOrder_qam256)) { + long *mcs_Table = bwp->bwp_Dedicated->pdsch_Config->choice.setup->mcs_Table; + if(mcs_Table == NULL) + mcs_Table = calloc(1, sizeof(*mcs_Table)); + *mcs_Table = NR_PDSCH_Config__mcs_Table_qam256; + } + else + bwp->bwp_Dedicated->pdsch_Config->choice.setup->mcs_Table = NULL; +} + + + diff --git a/openair2/RRC/NR/nr_rrc_config.h b/openair2/RRC/NR/nr_rrc_config.h index 192fee754e..7daf08b547 100644 --- a/openair2/RRC/NR/nr_rrc_config.h +++ b/openair2/RRC/NR/nr_rrc_config.h @@ -113,6 +113,7 @@ typedef struct physicalcellgroup_s{ void nr_rrc_config_dl_tda(NR_ServingCellConfigCommon_t *scc); void nr_rrc_config_ul_tda(NR_ServingCellConfigCommon_t *scc, int min_fb_delay); +void set_dl_mcs_table(NR_BWP_Downlink_t *bwp, NR_ServingCellConfigCommon_t *scc, NR_UE_NR_Capability_t *cap); #endif diff --git a/openair2/RRC/NR/rrc_gNB.c b/openair2/RRC/NR/rrc_gNB.c index 7f7353f9af..9562d671e6 100755 --- a/openair2/RRC/NR/rrc_gNB.c +++ b/openair2/RRC/NR/rrc_gNB.c @@ -2891,30 +2891,6 @@ unsigned int get_ul_bw_mask(gNB_RRC_INST *rrc,NR_UE_NR_Capability_t *cap) { return(0); } -int is_dl_256QAM_supported(gNB_RRC_INST *rrc,NR_UE_NR_Capability_t *cap) { - int common_band = *rrc->carrier.servingcellconfigcommon->downlinkConfigCommon->frequencyInfoDL->frequencyBandList.list.array[0]; - int common_scs = rrc->carrier.servingcellconfigcommon->downlinkConfigCommon->frequencyInfoDL->scs_SpecificCarrierList.list.array[0]->subcarrierSpacing; - if (common_band>256) { - for (int i=0;irf_Parameters.supportedBandListNR.list.count;i++) { - NR_BandNR_t *bandNRinfo = cap->rf_Parameters.supportedBandListNR.list.array[i]; - if (bandNRinfo->bandNR == common_band && !bandNRinfo->pdsch_256QAM_FR2) return (0); - } - } - else if (cap->phy_Parameters.phy_ParametersFR1 && !cap->phy_Parameters.phy_ParametersFR1->pdsch_256QAM_FR1) return(0); - - // check featureSet - NR_FeatureSets_t *fs=cap->featureSets; - if (fs) { - // go through DL feature sets and look for one with current SCS - for (int i=0;ifeatureSetsDownlinkPerCC->list.count;i++) { - if (fs->featureSetsDownlinkPerCC->list.array[i]->supportedSubcarrierSpacingDL == common_scs && - fs->featureSetsDownlinkPerCC->list.array[i]->supportedModulationOrderDL && - *fs->featureSetsDownlinkPerCC->list.array[i]->supportedModulationOrderDL == NR_ModulationOrder_qam256) return(1); - } - } - return(0); -} - int is_ul_256QAM_supported(gNB_RRC_INST *rrc,NR_UE_NR_Capability_t *cap) { int common_band = *rrc->carrier.servingcellconfigcommon->uplinkConfigCommon->frequencyInfoUL->frequencyBandList->list.array[0]; int common_scs = rrc->carrier.servingcellconfigcommon->uplinkConfigCommon->frequencyInfoUL->scs_SpecificCarrierList.list.array[0]->subcarrierSpacing; @@ -3005,11 +2981,9 @@ void nr_rrc_subframe_process(protocol_ctxt_t *const ctxt_pP, const int CC_id) { } if (ue_context_p->ue_context.UE_Capability_nr) { - fprintf(fd,"NR RRC UE cap: BW DL %x. BW UL %x, 256 QAM DL %s, 256 QAM UL %s, DL MIMO Layers %d UL MIMO Layers (CB) %d UL MIMO Layers (nonCB) %d\n", + fprintf(fd,"NR RRC UE cap: BW DL %x. BW UL %x, DL MIMO Layers %d UL MIMO Layers (CB) %d UL MIMO Layers (nonCB) %d\n", get_dl_bw_mask(RC.nrrrc[0],ue_context_p->ue_context.UE_Capability_nr), get_ul_bw_mask(RC.nrrrc[0],ue_context_p->ue_context.UE_Capability_nr), - is_dl_256QAM_supported(RC.nrrrc[0],ue_context_p->ue_context.UE_Capability_nr) == 1 ? "yes" : "no", - is_ul_256QAM_supported(RC.nrrrc[0],ue_context_p->ue_context.UE_Capability_nr) == 1 ? "yes" : "no", get_dl_mimo_layers(RC.nrrrc[0],ue_context_p->ue_context.UE_Capability_nr), get_ul_mimo_layersCB(RC.nrrrc[0],ue_context_p->ue_context.UE_Capability_nr), get_ul_mimo_layers(RC.nrrrc[0],ue_context_p->ue_context.UE_Capability_nr));