/* lteenb configuration file version 2025-05-16 * Copyright (C) 2019-2025 Amarisoft * NR SA 2 cells, FDD or TDD, for HO */ #define NR_TDD 1 // Values: 0 (NR FDD), 1(NR TDD) #define NR_TDD_CONFIG 2 // Values: 1, 2, 3 or 4 (compatible with LTE TDD config 2) #define N_ANTENNA_DL 2 // Values: 1 (SISO), 2 (MIMO 2x2), 4 (MIMO 4x4) #define N_ANTENNA_UL 1 // Values: 1 (SISO), 2 (diversity 2RX), 4 (diversity 4RX) #define NR_BANDWIDTH 100 // NR cell bandwidth #define NR_LONG_PUCCH_FORMAT 2 // Values: 2, 3, 4 #define USE_SRS 0 { //log_options: "all.level=debug,all.max_size=1", log_options: "all.level=error,all.max_size=0,nas.level=debug,nas.max_size=1,ngap.level=debug,ngap.max_size=1,xnap.level=debug,xnap.max_size=1,rrc.level=debug,rrc.max_size=1", log_filename: "/tmp/gnb0.log", /* Enable remote API and Web interface */ com_addr: "[::]:9001", rf_driver: { name: "sdr", /* list of devices. 'dev0' is always the master. */ #if N_ANTENNA_DL >= 4 args: "dev0=/dev/sdr0,dev1=/dev/sdr1,dev2=/dev/sdr2,dev3=/dev/sdr3", #else args: "dev0=/dev/sdr0,dev1=/dev/sdr1", #endif /* TDD: force the RX antenna on the RX connector */ rx_antenna: "rx", /* synchronisation source: none, internal, gps, external (default = none) */ // sync: "gps", }, tx_gain: 80.0, /* TX gain (in dB) */ rx_gain: 10.0, /* RX gain (in dB) */ amf_list: [ { /* address of AMF for NGAP connection. Must be modified if the AMF runs on a different host. */ amf_addr: "127.0.1.100", }, ], /* GTP bind address (=address of the ethernet interface connected to the AMF). Must be modified if the AMF runs on a different host. */ gtp_addr: "127.0.1.1", #ifdef GTP_U_BUNDLING gtp_use_packet_bundling: true, #endif gnb_id_bits: 28, gnb_id: 0x12345, en_dc_support: true, /* list of cells */ cell_list: [], nr_cell_list: [ { rf_port: 0, cell_id: 0x01, n_id_cell: 500, ncell_list : [ {cell_id: 2}, ], #if NR_TDD == 1 band: 78, dl_nr_arfcn: 630300, #else band: 7, dl_nr_arfcn: 526000, #endif }, { rf_port: 1, cell_id: 0x02, n_id_cell: 501, ncell_list : [ {cell_id: 1}, ], #if NR_TDD == 1 band: 78, dl_nr_arfcn: 640300, #else band: 7, dl_nr_arfcn: 532000, #endif }, ], /* nr_cell_list */ nr_cell_default: { #if NR_TDD == 1 subcarrier_spacing: 30, /* kHz */ #else subcarrier_spacing: 15, /* kHz */ #endif bandwidth: NR_BANDWIDTH, /* MHz */ n_antenna_dl: N_ANTENNA_DL, n_antenna_ul: N_ANTENNA_UL, /* force the timing TA offset (optional) */ // n_timing_advance_offset: 39936, #if NR_TDD == 1 tdd_ul_dl_config: { pattern1: { #if NR_TDD_CONFIG == 1 period: 5, /* in ms */ dl_slots: 7, dl_symbols: /* 6 */ 2, ul_slots: 2, ul_symbols: 0, #elif NR_TDD_CONFIG == 2 period: 5, /* in ms */ dl_slots: 7, dl_symbols: 6, ul_slots: 2, ul_symbols: 4, #elif NR_TDD_CONFIG == 3 period: 5, /* in ms */ dl_slots: 6, dl_symbols: 2, ul_slots: 3, ul_symbols: 0, #elif NR_TDD_CONFIG == 4 period: 3, /* in ms */ dl_slots: 3, dl_symbols: 6, ul_symbols: 4, ul_slots: 2, }, pattern2: { period: 2, /* in ms */ dl_slots: 4, dl_symbols: 0, ul_symbols: 0, ul_slots: 0, #endif }, }, ssb_pos_bitmap: "10000000", #else ssb_pos_bitmap: "1000", #endif ssb_period: 20, /* in ms */ plmn_list: [ { tac: 100, plmn: "00101", reserved: false, }, ], /*sib_sched_list: [ { filename: "sib2_nr.asn", si_periodicity: 16, }, { filename: "sib3_nr.asn", si_periodicity: 16, }, { filename: "sib4_nr.asn", si_periodicity: 32, }, ], sib9: { si_periodicity: 32 },*/ si_window_length: 40, cell_barred: false, intra_freq_reselection: true, q_rx_lev_min: -70, q_qual_min: -20, //p_max: 10, /* dBm */ root_sequence_index: 1, /* PRACH root sequence index */ /* Scheduling request period (slots). */ sr_period: 40, dmrs_type_a_pos: 2, /* to limit the number of HARQ feedback in UL, use pdsch_harq_ack_max; allows to workaround issues with SM-G977N for example */ //pdsch_harq_ack_max: 2, prach: { #if NR_TDD == 1 #if NR_TDD_CONFIG == 4 prach_config_index: 156, /* format B4, subframe 2 */ #else prach_config_index: 160, /* format B4, subframe 9 */ #endif msg1_subcarrier_spacing: 30, /* kHz */ #else prach_config_index: 16, /* subframe 1 every frame */ #endif msg1_fdm: 1, msg1_frequency_start: -1, zero_correlation_zone_config: 15, preamble_received_target_power: -110, /* in dBm */ preamble_trans_max: 7, power_ramping_step: 4, /* in dB */ #if NR_TDD == 1 ra_response_window: 20, /* in slots */ #else ra_response_window: 10, /* in slots */ #endif restricted_set_config: "unrestricted_set", ra_contention_resolution_timer: 64, /* in ms */ ssb_per_prach_occasion: 1, cb_preambles_per_ssb: 8, }, pdcch: { n_rb_coreset0: 48, n_symb_coreset0: 1, search_space0_index: 0, dedicated_coreset: { rb_start: -1, /* -1 to have the maximum bandwidth */ l_crb: -1, /* -1 means all the bandwidth */ duration: 1, precoder_granularity: "sameAsREG_bundle", }, css: { n_candidates: [ 0, 0, 4, 0, 0 ], }, rar_al_index: 2, si_al_index: 2, uss: { n_candidates: [ 0, 4, 0, 0, 0 ], dci_0_1_and_1_1: true, }, al_index: 1, }, pdsch: { mapping_type: "typeA", dmrs_add_pos: 1, dmrs_type: 1, dmrs_max_len: 1, /* k0 delay in slots from DCI to PDSCH: automatic setting */ /* k1 delay in slots from PDSCH to PUCCH/PUSCH ACK/NACK: automatic setting */ mcs_table: "qam256", rar_mcs: 2, si_mcs: 6, /* If defined, force the PDSCH MCS for all UEs. Otherwise it is computed * based on DL channel quality estimation */ /* mcs: 24, */ }, csi_rs: { resource_auto: { nzp_csi_rs_period: 80, }, csi_report_config: [ { report_config_type: "periodic", period: 80, }, ], }, pucch: { p0_nominal: -96, resource_auto: { #if NR_LONG_PUCCH_FORMAT == 2 formats: "format_0_and_2" #elif NR_LONG_PUCCH_FORMAT == 3 formats: "format_1_and_3" #elif NR_LONG_PUCCH_FORMAT == 4 formats: "format_1_and_4" #endif } }, #if USE_SRS srs: { resource_auto: { codebook: { resource_type: "periodic", period: 80, /* in slots */ } } }, #endif pusch: { mapping_type: "typeA", n_symb: 14, dmrs_add_pos: 1, dmrs_type: 1, dmrs_max_len: 1, tf_precoding: false, mcs_table: "qam256", /* without transform precoding */ mcs_table_tp: "qam256", /* with transform precoding */ ldpc_max_its: 5, /* k2, msg3_k2 delay in slots from DCI to PUSCH: automatic setting */ p0_nominal_with_grant: -84, msg3_mcs: 4, msg3_delta_power: 0, /* in dB */ beta_offset_ack_index: 9, /* if defined, force the PUSCH MCS for all UEs. Otherwise it is computed from the last received PUSCH. */ /* mcs: 16, */ }, /* MAC configuration */ mac_config: { msg3_max_harq_tx: 5, ul_max_harq_tx: 5, /* max number of HARQ transmissions for uplink */ dl_max_harq_tx: 5, /* max number of HARQ transmissions for downlink */ ul_max_consecutive_retx: 30, /* disconnect UE if reached */ dl_max_consecutive_retx: 30, /* disconnect UE if reached */ periodic_bsr_timer: 20, retx_bsr_timer: 320, periodic_phr_timer: 500, prohibit_phr_timer: 200, phr_tx_power_factor_change: "dB3", sr_prohibit_timer: 0, /* in ms, 0 to disable the timer */ sr_trans_max: 64, }, cipher_algo_pref: [], integ_algo_pref: [2, 1], inactivity_timer: 10000, drb_config: "drb_nr.cfg", /* measurement configuration */ meas_config_desc: { a1_report_type: "rsrp", a1_rsrp: -70, a1_hysteresis: 10, a1_time_to_trigger: 100, a2_report_type: "rsrp", a2_rsrp: -80, a2_hysteresis: 0, a2_time_to_trigger: 100, nr_handover: { a3_report_type: "rsrp", a3_offset: 6, hysteresis: 0, time_to_trigger: 100 }, //ssb_rsrq_filter_coeff: 3, //ssb_sinr_filter_coeff: 5 }, meas_gap_config: { pattern_id: 0 }, }, }