/* Main program for OsmoBTS-TRX */ /* (C) 2011-2015 by Harald Welte * (C) 2013 by Andreas Eversberg * * All Rights Reserved * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU Affero General Public License as published by * the Free Software Foundation; either version 3 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU Affero General Public License for more details. * * You should have received a copy of the GNU Affero General Public License * along with this program. If not, see . * */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include "l1_if.h" #include "trx_if.h" static const struct rate_ctr_desc btstrx_ctr_desc[] = { [BTSTRX_CTR_SCHED_DL_MISS_FN] = { "trx_clk:sched_dl_miss_fn", "Downlink frames scheduled later than expected due to missed timerfd event (due to high system load)" }, [BTSTRX_CTR_SCHED_DL_FH_NO_CARRIER] = { "trx_sched:dl_fh_no_carrier", "Frequency hopping: no carrier found for a Downlink burst (check hopping parameters)" }, [BTSTRX_CTR_SCHED_DL_FH_CACHE_MISS] = { "trx_sched:dl_fh_cache_miss", "Frequency hopping: no Downlink carrier found in cache (lookup performed)" }, [BTSTRX_CTR_SCHED_UL_FH_NO_CARRIER] = { "trx_sched:ul_fh_no_carrier", "Frequency hopping: no carrier found for an Uplink burst (check hopping parameters)" }, }; static const struct rate_ctr_group_desc btstrx_ctrg_desc = { "bts-trx", "osmo-bts-trx specific counters", OSMO_STATS_CLASS_GLOBAL, ARRAY_SIZE(btstrx_ctr_desc), btstrx_ctr_desc }; /* dummy, since no direct dsp support */ uint32_t trx_get_hlayer1(const struct gsm_bts_trx *trx) { return 0; } void bts_model_print_help() { } int bts_model_handle_options(int argc, char **argv) { int num_errors = 0; while (1) { int option_idx = 0, c; static const struct option long_options[] = { { 0, 0, 0, 0 } }; c = getopt_long(argc, argv, "", long_options, &option_idx); if (c == -1) break; switch (c) { default: num_errors++; break; } } return num_errors; } int bts_model_init(struct gsm_bts *bts) { struct bts_trx_priv *bts_trx = talloc_zero(bts, struct bts_trx_priv); bts_trx->clk_s.fn_timer_ofd.fd = -1; bts_trx->ctrs = rate_ctr_group_alloc(bts_trx, &btstrx_ctrg_desc, 0); bts->model_priv = bts_trx; bts->variant = BTS_OSMO_TRX; bts->support.ciphers = CIPHER_A5(1) | CIPHER_A5(2) | CIPHER_A5(3) | CIPHER_A5(4); bts->gprs.cell.support.gprs_codings = NM_IPAC_MASK_GPRS_CODING_CS | NM_IPAC_MASK_GPRS_CODING_MCS; /* The nominal value for each TRX is later overwritten through VTY cmd * 'nominal-tx-power' if present, otherwise through TRXC cmd NOMTXPOWER. */ bts->c0->nominal_power = 23; /* order alphabetically */ osmo_bts_set_feature(bts->features, BTS_FEAT_ACCH_REP); osmo_bts_set_feature(bts->features, BTS_FEAT_ACCH_TEMP_OVP); osmo_bts_set_feature(bts->features, BTS_FEAT_BCCH_POWER_RED); osmo_bts_set_feature(bts->features, BTS_FEAT_CBCH); osmo_bts_set_feature(bts->features, BTS_FEAT_EGPRS); osmo_bts_set_feature(bts->features, BTS_FEAT_GPRS); osmo_bts_set_feature(bts->features, BTS_FEAT_HOPPING); osmo_bts_set_feature(bts->features, BTS_FEAT_MULTI_TSC); osmo_bts_set_feature(bts->features, BTS_FEAT_OML_ALERTS); osmo_bts_set_feature(bts->features, BTS_FEAT_SPEECH_F_AMR); osmo_bts_set_feature(bts->features, BTS_FEAT_SPEECH_F_EFR); osmo_bts_set_feature(bts->features, BTS_FEAT_SPEECH_F_V1); osmo_bts_set_feature(bts->features, BTS_FEAT_SPEECH_H_AMR); osmo_bts_set_feature(bts->features, BTS_FEAT_SPEECH_H_V1); osmo_bts_set_feature(bts->features, BTS_FEAT_VAMOS); osmo_bts_set_feature(bts->features, BTS_FEAT_VGCS); osmo_bts_set_feature(bts->features, BTS_FEAT_VBS); bts_internal_flag_set(bts, BTS_INTERNAL_FLAG_MEAS_PAYLOAD_COMB); bts_internal_flag_set(bts, BTS_INTERNAL_FLAG_INTERF_MEAS); /* The default HR codec output format in the absence of saved * vty config needs to match what was implemented previously, * for the sake of existing deployments, i.e., to avoid * a surprise functional change upon software update. */ bts->emit_hr_rfc5993 = true; /* For the same reason as the above, rtp internal-uplink-ecu * needs to be enabled by default on osmo-bts-trx model only. */ bts->use_ul_ecu = true; return 0; } int bts_model_trx_init(struct gsm_bts_trx *trx) { /* Frequency bands indicated to the BSC */ trx->support.freq_bands = NM_IPAC_F_FREQ_BAND_PGSM | NM_IPAC_F_FREQ_BAND_EGSM | NM_IPAC_F_FREQ_BAND_RGSM | NM_IPAC_F_FREQ_BAND_DCS | NM_IPAC_F_FREQ_BAND_PCS | NM_IPAC_F_FREQ_BAND_850 | NM_IPAC_F_FREQ_BAND_480 | NM_IPAC_F_FREQ_BAND_450; /* Channel types and modes indicated to the BSC */ trx->support.chan_types = NM_IPAC_MASK_CHANT_COMMON | NM_IPAC_F_CHANT_BCCH_SDCCH4_CBCH | NM_IPAC_F_CHANT_SDCCH8_CBCH | NM_IPAC_F_CHANT_PDCHF | NM_IPAC_F_CHANT_TCHF_PDCHF; trx->support.chan_modes = NM_IPAC_MASK_CHANM_SPEECH | NM_IPAC_MASK_CHANM_CSD_NT | NM_IPAC_MASK_CHANM_CSD_T; /* TODO: missing rate adaptation for TCH/F14.4 (see OS#6167) */ trx->support.chan_modes &= ~NM_IPAC_F_CHANM_CSD_T_14k4; trx->support.chan_modes &= ~NM_IPAC_F_CHANM_CSD_NT_14k4; /* The nominal value for each TRX is later overwritten through VTY cmd * 'nominal-tx-power' if present, otherwise through TRXC cmd NOMTXPOWER. */ l1if_trx_set_nominal_power(trx, trx->bts->c0->nominal_power); return 0; } void bts_model_phy_link_set_defaults(struct phy_link *plink) { plink->u.osmotrx.local_ip = talloc_strdup(plink, "127.0.0.1"); plink->u.osmotrx.remote_ip = talloc_strdup(plink, "127.0.0.1"); plink->u.osmotrx.base_port_local = 5800; plink->u.osmotrx.base_port_remote = 5700; plink->u.osmotrx.clock_advance = 2; plink->u.osmotrx.rts_advance = 3; /* attempt use newest TRXD version by default: */ plink->u.osmotrx.trxd_pdu_ver_max = TRX_DATA_PDU_VER; } void bts_model_phy_instance_set_defaults(struct phy_instance *pinst) { struct trx_l1h *l1h; l1h = trx_l1h_alloc(tall_bts_ctx, pinst); pinst->u.osmotrx.hdl = l1h; l1h->config.forced_max_power_red = -1; } int main(int argc, char **argv) { return bts_main(argc, argv); }