diff --git a/openair2/LAYER2/NR_MAC_COMMON/nr_mac_common.c b/openair2/LAYER2/NR_MAC_COMMON/nr_mac_common.c index bfe322b122..cc3d4b9f06 100644 --- a/openair2/LAYER2/NR_MAC_COMMON/nr_mac_common.c +++ b/openair2/LAYER2/NR_MAC_COMMON/nr_mac_common.c @@ -936,14 +936,22 @@ int64_t table_6_3_3_2_4_prachConfig_Index [256][10] = { int get_format0(uint8_t index, - uint8_t unpaired){ + uint8_t unpaired, + frequency_range_t frequency_range){ uint16_t format; - if (unpaired) - format = table_6_3_3_2_3_prachConfig_Index[index][0]; - else - format = table_6_3_3_2_2_prachConfig_Index[index][0]; - + if (unpaired) { + if (frequency_range==FR1) + format = table_6_3_3_2_3_prachConfig_Index[index][0]; + else + format = table_6_3_3_2_4_prachConfig_Index[index][0]; + } + else { + if (frequency_range==FR1) + format = table_6_3_3_2_2_prachConfig_Index[index][0]; + else + AssertFatal(0==1,"no paired spectrum for FR2\n"); + } return format; } @@ -1401,11 +1409,12 @@ uint16_t table_63313[838] = { uint8_t compute_nr_root_seq(NR_RACH_ConfigCommon_t *rach_config, uint8_t nb_preambles, - uint8_t unpaired) { + uint8_t unpaired, + frequency_range_t frequency_range) { uint8_t config_index = rach_config->rach_ConfigGeneric.prach_ConfigurationIndex; uint8_t ncs_index = rach_config->rach_ConfigGeneric.zeroCorrelationZoneConfig; - uint16_t format0 = get_format0(config_index, unpaired); + uint16_t format0 = get_format0(config_index, unpaired, frequency_range); uint16_t NCS = get_NCS(ncs_index, format0, rach_config->restrictedSetConfig); uint16_t L_ra = (rach_config->prach_RootSequenceIndex.present==NR_RACH_ConfigCommon__prach_RootSequenceIndex_PR_l139) ? 139 : 839; uint16_t r,u,index,q,d_u,n_shift_ra,n_shift_ra_bar,d_start; diff --git a/openair2/LAYER2/NR_MAC_COMMON/nr_mac_common.h b/openair2/LAYER2/NR_MAC_COMMON/nr_mac_common.h index f65e68a26f..6a17e648ff 100644 --- a/openair2/LAYER2/NR_MAC_COMMON/nr_mac_common.h +++ b/openair2/LAYER2/NR_MAC_COMMON/nr_mac_common.h @@ -44,6 +44,11 @@ #define MAX_TDM (7) // Maximum nb of PRACH occasions TDMed in a slot #define MAX_FDM (8) // Maximum nb of PRACH occasions FDMed in a slot +typedef enum frequency_range_e { + FR1 = 0, + FR2 +} frequency_range_t; + // PRACH occasion details typedef struct prach_occasion_info { uint8_t start_symbol; // 0 - 13 (14 symbols in a slot) @@ -157,11 +162,12 @@ uint8_t get_pusch_mcs_table(long *mcs_Table, uint8_t compute_nr_root_seq(NR_RACH_ConfigCommon_t *rach_config, uint8_t nb_preambles, - uint8_t unpaired); + uint8_t unpaired, + frequency_range_t); int ul_ant_bits(NR_DMRS_UplinkConfig_t *NR_DMRS_UplinkConfig,long transformPrecoder); -int get_format0(uint8_t index, uint8_t unpaired); +int get_format0(uint8_t index, uint8_t unpaired,frequency_range_t); int64_t *get_prach_config_info(uint32_t pointa, uint8_t index, diff --git a/openair2/LAYER2/NR_MAC_UE/mac_defs.h b/openair2/LAYER2/NR_MAC_UE/mac_defs.h index fdee0e76d4..7e8368f06e 100755 --- a/openair2/LAYER2/NR_MAC_UE/mac_defs.h +++ b/openair2/LAYER2/NR_MAC_UE/mac_defs.h @@ -292,10 +292,6 @@ typedef enum channel_bandwidth_e { bw_100MHz = 0x32 } channel_bandwidth_t; -typedef enum frequency_range_e { - FR1 = 0, - FR2 -} frequency_range_t; typedef struct { uint8_t identifier_dci_formats ; // 0 IDENTIFIER_DCI_FORMATS: diff --git a/openair2/LAYER2/NR_MAC_gNB/config.c b/openair2/LAYER2/NR_MAC_gNB/config.c index 0860c459e2..9e910262aa 100644 --- a/openair2/LAYER2/NR_MAC_gNB/config.c +++ b/openair2/LAYER2/NR_MAC_gNB/config.c @@ -127,11 +127,13 @@ void config_common(int Mod_idP, int pdsch_AntennaPorts, NR_ServingCellConfigComm lte_frame_type_t frame_type; uint16_t band; int32_t offset; - + frequency_range_t frequency_range; + get_band(((uint64_t)cfg->carrier_config.dl_frequency.value)*1000, &band, &offset, &frame_type); + frequency_range = band<100?FR1:FR2; RC.nrmac[Mod_idP]->common_channels[0].frame_type = frame_type; @@ -220,7 +222,7 @@ void config_common(int Mod_idP, int pdsch_AntennaPorts, NR_ServingCellConfigComm 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.value = compute_nr_root_seq(scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup,nb_preambles, frame_type, frequency_range); 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; diff --git a/targets/PROJECTS/GENERIC-LTE-EPC/CONF/gnb.band261.tm1.32PRB.usrpn300.conf b/targets/PROJECTS/GENERIC-LTE-EPC/CONF/gnb.band261.tm1.32PRB.usrpn300.conf index 82b941ea0e..10cb43d7eb 100644 --- a/targets/PROJECTS/GENERIC-LTE-EPC/CONF/gnb.band261.tm1.32PRB.usrpn300.conf +++ b/targets/PROJECTS/GENERIC-LTE-EPC/CONF/gnb.band261.tm1.32PRB.usrpn300.conf @@ -47,7 +47,7 @@ gNBs = dl_carrierBandwidth = 32; #initialDownlinkBWP #genericParameters - # this is RBstart=0,L=50 (275*(L-1))+RBstart + # this is RBstart=0,L=32 (275*(L-1))+RBstart initialDLBWPlocationAndBandwidth = 8525; # subcarrierSpacing # 0=kHz15, 1=kHz30, 2=kHz60, 3=kHz120 @@ -121,8 +121,8 @@ gNBs = ra_ContentionResolutionTimer = 7; rsrp_ThresholdSSB = 19; #prach-RootSequenceIndex_PR -#0 = 839, 1 = 139 - prach_RootSequenceIndex_PR = 1; +#1 = 839, 2 = 139 + prach_RootSequenceIndex_PR = 2; prach_RootSequenceIndex = 1; # SCS for msg1, can only be 15 for 30 kHz < 6 GHz, takes precendence over the one derived from prach-ConfigIndex # @@ -211,7 +211,7 @@ gNBs = ); ///X2 - enable_x2 = "yes"; + enable_x2 = "no"; t_reloc_prep = 1000; /* unit: millisecond */ tx2_reloc_overall = 2000; /* unit: millisecond */ t_dc_prep = 1000; /* unit: millisecond */