From 421059a2c080e4c7fc2dbdeeba28d5ef76a3d701 Mon Sep 17 00:00:00 2001 From: Neels Hofmeyr Date: Tue, 13 Feb 2018 23:23:51 +0100 Subject: drop libcommon completely, move remaining files to libbsc Move gsm_data.c and handover_cfg.c to libbsc, where they belong. This leaves libcommon utterly empty, drop it. Change-Id: I6178061fa30c7e1a4c22c29d3c8f508b1033569f --- configure.ac | 1 - src/Makefile.am | 1 - src/ipaccess/Makefile.am | 3 - src/libbsc/Makefile.am | 2 + src/libbsc/gsm_data.c | 1256 +++++++++++++++++++++++++++++++++++++ src/libbsc/handover_cfg.c | 83 +++ src/libcommon/Makefile.am | 25 - src/libcommon/gsm_data.c | 1256 ------------------------------------- src/libcommon/handover_cfg.c | 83 --- src/osmo-bsc/Makefile.am | 1 - src/osmo-bsc_nat/Makefile.am | 1 - src/utils/Makefile.am | 3 +- tests/abis/Makefile.am | 1 - tests/bsc-nat-trie/Makefile.am | 1 - tests/bsc-nat/Makefile.am | 1 - tests/bsc/Makefile.am | 1 - tests/bssap/Makefile.am | 1 - tests/channel/Makefile.am | 1 - tests/gsm0408/Makefile.am | 1 - tests/nanobts_omlattr/Makefile.am | 1 - tests/subscr/Makefile.am | 1 - 21 files changed, 1342 insertions(+), 1382 deletions(-) create mode 100644 src/libbsc/gsm_data.c create mode 100644 src/libbsc/handover_cfg.c delete mode 100644 src/libcommon/Makefile.am delete mode 100644 src/libcommon/gsm_data.c delete mode 100644 src/libcommon/handover_cfg.c diff --git a/configure.ac b/configure.ac index d756970dc..b2644fe67 100644 --- a/configure.ac +++ b/configure.ac @@ -149,7 +149,6 @@ AC_OUTPUT( include/osmocom/bsc/Makefile src/Makefile src/libbsc/Makefile - src/libcommon/Makefile src/libfilter/Makefile src/libcommon-cs/Makefile src/osmo-bsc/Makefile diff --git a/src/Makefile.am b/src/Makefile.am index 637272de1..28b070ea4 100644 --- a/src/Makefile.am +++ b/src/Makefile.am @@ -21,7 +21,6 @@ AM_LDFLAGS = \ # Libraries SUBDIRS = \ - libcommon \ libcommon-cs \ libbsc \ libfilter \ diff --git a/src/ipaccess/Makefile.am b/src/ipaccess/Makefile.am index b3b2b8cd8..0301d3ab1 100644 --- a/src/ipaccess/Makefile.am +++ b/src/ipaccess/Makefile.am @@ -30,7 +30,6 @@ bin_PROGRAMS = \ abisip_find_LDADD = \ $(top_builddir)/src/libbsc/libbsc.a \ - $(top_builddir)/src/libcommon/libcommon.a \ $(OSMO_LIBS) \ $(NULL) @@ -48,7 +47,6 @@ ipaccess_config_SOURCES = \ ipaccess_config_LDADD = \ $(top_builddir)/src/libbsc/libbsc.a \ $(top_builddir)/src/libcommon-cs/libcommon-cs.a \ - $(top_builddir)/src/libcommon/libcommon.a \ $(OSMO_LIBS) \ $(NULL) @@ -58,6 +56,5 @@ ipaccess_proxy_SOURCES = \ ipaccess_proxy_LDADD = \ $(top_builddir)/src/libbsc/libbsc.a \ - $(top_builddir)/src/libcommon/libcommon.a \ $(OSMO_LIBS) \ $(NULL) diff --git a/src/libbsc/Makefile.am b/src/libbsc/Makefile.am index d118f443b..f03b4987a 100644 --- a/src/libbsc/Makefile.am +++ b/src/libbsc/Makefile.am @@ -37,6 +37,7 @@ libbsc_a_SOURCES = \ bts_unknown.c \ bts_sysmobts.c \ chan_alloc.c \ + gsm_data.c \ handover_decision.c \ handover_logic.c \ meas_rep.c \ @@ -58,5 +59,6 @@ libbsc_a_SOURCES = \ bsc_dyn_ts.c \ bts_ipaccess_nanobts_omlattr.c \ handover_vty.c \ + handover_cfg.c \ $(NULL) diff --git a/src/libbsc/gsm_data.c b/src/libbsc/gsm_data.c new file mode 100644 index 000000000..a50425238 --- /dev/null +++ b/src/libbsc/gsm_data.c @@ -0,0 +1,1256 @@ +/* (C) 2008-2018 by Harald Welte + * + * 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 + +void *tall_bsc_ctx = NULL; + +static LLIST_HEAD(bts_models); + +void set_ts_e1link(struct gsm_bts_trx_ts *ts, uint8_t e1_nr, + uint8_t e1_ts, uint8_t e1_ts_ss) +{ + ts->e1_link.e1_nr = e1_nr; + ts->e1_link.e1_ts = e1_ts; + ts->e1_link.e1_ts_ss = e1_ts_ss; +} + +static struct gsm_bts_model *bts_model_find(enum gsm_bts_type type) +{ + struct gsm_bts_model *model; + + llist_for_each_entry(model, &bts_models, list) { + if (model->type == type) + return model; + } + + return NULL; +} + +int gsm_bts_model_register(struct gsm_bts_model *model) +{ + if (bts_model_find(model->type)) + return -EEXIST; + + tlv_def_patch(&model->nm_att_tlvdef, &abis_nm_att_tlvdef); + llist_add_tail(&model->list, &bts_models); + return 0; +} + +const struct value_string bts_type_descs[_NUM_GSM_BTS_TYPE+1] = { + { GSM_BTS_TYPE_UNKNOWN, "Unknown BTS Type" }, + { GSM_BTS_TYPE_BS11, "Siemens BTS (BS-11 or compatible)" }, + { GSM_BTS_TYPE_NANOBTS, "ip.access nanoBTS or compatible" }, + { GSM_BTS_TYPE_RBS2000, "Ericsson RBS2000 Series" }, + { GSM_BTS_TYPE_NOKIA_SITE, "Nokia {Metro,Ultra,In}Site" }, + { GSM_BTS_TYPE_OSMOBTS, "sysmocom sysmoBTS" }, + { 0, NULL } +}; + +struct gsm_bts_trx *gsm_bts_trx_by_nr(struct gsm_bts *bts, int nr) +{ + struct gsm_bts_trx *trx; + + llist_for_each_entry(trx, &bts->trx_list, list) { + if (trx->nr == nr) + return trx; + } + return NULL; +} + +/* Search for a BTS in the given Location Area; optionally start searching + * with start_bts (for continuing to search after the first result) */ +struct gsm_bts *gsm_bts_by_lac(struct gsm_network *net, unsigned int lac, + struct gsm_bts *start_bts) +{ + int i; + struct gsm_bts *bts; + int skip = 0; + + if (start_bts) + skip = 1; + + for (i = 0; i < net->num_bts; i++) { + bts = gsm_bts_num(net, i); + + if (skip) { + if (start_bts == bts) + skip = 0; + continue; + } + + if (lac == GSM_LAC_RESERVED_ALL_BTS || bts->location_area_code == lac) + return bts; + } + return NULL; +} + +static const struct value_string bts_gprs_mode_names[] = { + { BTS_GPRS_NONE, "none" }, + { BTS_GPRS_GPRS, "gprs" }, + { BTS_GPRS_EGPRS, "egprs" }, + { 0, NULL } +}; + +enum bts_gprs_mode bts_gprs_mode_parse(const char *arg, int *valid) +{ + int rc; + + rc = get_string_value(bts_gprs_mode_names, arg); + if (valid) + *valid = rc != -EINVAL; + return rc; +} + +const char *bts_gprs_mode_name(enum bts_gprs_mode mode) +{ + return get_value_string(bts_gprs_mode_names, mode); +} + +int bts_gprs_mode_is_compat(struct gsm_bts *bts, enum bts_gprs_mode mode) +{ + if (mode != BTS_GPRS_NONE && + !gsm_btsmodel_has_feature(bts->model, BTS_FEAT_GPRS)) { + return 0; + } + if (mode == BTS_GPRS_EGPRS && + !gsm_btsmodel_has_feature(bts->model, BTS_FEAT_EGPRS)) { + return 0; + } + + return 1; +} + +int gsm_btsmodel_set_feature(struct gsm_bts_model *model, enum gsm_bts_features feat) +{ + OSMO_ASSERT(_NUM_BTS_FEAT < MAX_BTS_FEATURES); + return bitvec_set_bit_pos(&model->features, feat, 1); +} + +bool gsm_btsmodel_has_feature(struct gsm_bts_model *model, enum gsm_bts_features feat) +{ + OSMO_ASSERT(_NUM_BTS_FEAT < MAX_BTS_FEATURES); + return bitvec_get_bit_pos(&model->features, feat); +} + +int gsm_set_bts_type(struct gsm_bts *bts, enum gsm_bts_type type) +{ + struct gsm_bts_model *model; + + model = bts_model_find(type); + if (!model) + return -EINVAL; + + bts->type = type; + bts->model = model; + + if (model->start && !model->started) { + int ret = model->start(bts->network); + if (ret < 0) + return ret; + + model->started = true; + } + + switch (bts->type) { + case GSM_BTS_TYPE_NANOBTS: + case GSM_BTS_TYPE_OSMOBTS: + /* Set the default OML Stream ID to 0xff */ + bts->oml_tei = 0xff; + bts->c0->nominal_power = 23; + break; + case GSM_BTS_TYPE_RBS2000: + INIT_LLIST_HEAD(&bts->rbs2000.is.conn_groups); + INIT_LLIST_HEAD(&bts->rbs2000.con.conn_groups); + break; + case GSM_BTS_TYPE_BS11: + case GSM_BTS_TYPE_UNKNOWN: + case GSM_BTS_TYPE_NOKIA_SITE: + /* Set default BTS reset timer */ + bts->nokia.bts_reset_timer_cnf = 15; + case _NUM_GSM_BTS_TYPE: + break; + } + + return 0; +} + +struct gsm_bts *gsm_bts_alloc_register(struct gsm_network *net, enum gsm_bts_type type, + uint8_t bsic) +{ + struct gsm_bts_model *model = bts_model_find(type); + struct gsm_bts *bts; + + if (!model && type != GSM_BTS_TYPE_UNKNOWN) + return NULL; + + bts = gsm_bts_alloc(net, net->num_bts); + if (!bts) + return NULL; + + net->num_bts++; + + bts->type = type; + bts->model = model; + bts->bsic = bsic; + bts->dtxu = GSM48_DTX_SHALL_NOT_BE_USED; + bts->dtxd = false; + bts->gprs.ctrl_ack_type_use_block = true; /* use RLC/MAC control block */ + bts->neigh_list_manual_mode = 0; + bts->early_classmark_allowed_3g = true; /* 3g Early Classmark Sending controlled by bts->early_classmark_allowed param */ + bts->si_common.cell_sel_par.cell_resel_hyst = 2; /* 4 dB */ + bts->si_common.cell_sel_par.rxlev_acc_min = 0; + bts->si_common.si2quater_neigh_list.arfcn = bts->si_common.data.earfcn_list; + bts->si_common.si2quater_neigh_list.meas_bw = bts->si_common.data.meas_bw_list; + bts->si_common.si2quater_neigh_list.length = MAX_EARFCN_LIST; + bts->si_common.si2quater_neigh_list.thresh_hi = 0; + osmo_earfcn_init(&bts->si_common.si2quater_neigh_list); + bts->si_common.neigh_list.data = bts->si_common.data.neigh_list; + bts->si_common.neigh_list.data_len = + sizeof(bts->si_common.data.neigh_list); + bts->si_common.si5_neigh_list.data = bts->si_common.data.si5_neigh_list; + bts->si_common.si5_neigh_list.data_len = + sizeof(bts->si_common.data.si5_neigh_list); + bts->si_common.cell_alloc.data = bts->si_common.data.cell_alloc; + bts->si_common.cell_alloc.data_len = + sizeof(bts->si_common.data.cell_alloc); + bts->si_common.rach_control.re = 1; /* no re-establishment */ + bts->si_common.rach_control.tx_integer = 9; /* 12 slots spread - 217/115 slots delay */ + bts->si_common.rach_control.max_trans = 3; /* 7 retransmissions */ + bts->si_common.rach_control.t2 = 4; /* no emergency calls */ + bts->si_common.chan_desc.att = 1; /* attachment required */ + bts->si_common.chan_desc.bs_pa_mfrms = RSL_BS_PA_MFRMS_5; /* paging frames */ + bts->si_common.chan_desc.bs_ag_blks_res = 1; /* reserved AGCH blocks */ + bts->si_common.chan_desc.t3212 = net->t3212; /* Use network's current value */ + gsm_bts_set_radio_link_timeout(bts, 32); /* Use RADIO LINK TIMEOUT of 32 */ + + llist_add_tail(&bts->list, &net->bts_list); + + INIT_LLIST_HEAD(&bts->abis_queue); + + INIT_LLIST_HEAD(&bts->loc_list); + + return bts; +} + +void gprs_ra_id_by_bts(struct gprs_ra_id *raid, struct gsm_bts *bts) +{ + raid->mcc = bts->network->country_code; + raid->mnc = bts->network->network_code; + raid->lac = bts->location_area_code; + raid->rac = bts->gprs.rac; +} + +int gsm48_ra_id_by_bts(uint8_t *buf, struct gsm_bts *bts) +{ + struct gprs_ra_id raid; + + gprs_ra_id_by_bts(&raid, bts); + + return gsm48_construct_ra(buf, &raid); +} + +int gsm_parse_reg(void *ctx, regex_t *reg, char **str, int argc, const char **argv) +{ + int ret; + + ret = 0; + if (*str) { + talloc_free(*str); + *str = NULL; + } + regfree(reg); + + if (argc > 0) { + *str = talloc_strdup(ctx, argv[0]); + ret = regcomp(reg, argv[0], 0); + + /* handle compilation failures */ + if (ret != 0) { + talloc_free(*str); + *str = NULL; + } + } + + return ret; +} + +/* Assume there are only 256 possible bts */ +osmo_static_assert(sizeof(((struct gsm_bts *) 0)->nr) == 1, _bts_nr_is_256); +static void depends_calc_index_bit(int bts_nr, int *idx, int *bit) +{ + *idx = bts_nr / (8 * 4); + *bit = bts_nr % (8 * 4); +} + +void bts_depend_mark(struct gsm_bts *bts, int dep) +{ + int idx, bit; + depends_calc_index_bit(dep, &idx, &bit); + + bts->depends_on[idx] |= 1 << bit; +} + +void bts_depend_clear(struct gsm_bts *bts, int dep) +{ + int idx, bit; + depends_calc_index_bit(dep, &idx, &bit); + + bts->depends_on[idx] &= ~(1 << bit); +} + +int bts_depend_is_depedency(struct gsm_bts *base, struct gsm_bts *other) +{ + int idx, bit; + depends_calc_index_bit(other->nr, &idx, &bit); + + /* Check if there is a depends bit */ + return (base->depends_on[idx] & (1 << bit)) > 0; +} + +static int bts_is_online(struct gsm_bts *bts) +{ + /* TODO: support E1 BTS too */ + if (!is_ipaccess_bts(bts)) + return 1; + + if (!bts->oml_link) + return 0; + + return bts->mo.nm_state.operational == NM_OPSTATE_ENABLED; +} + +int bts_depend_check(struct gsm_bts *bts) +{ + struct gsm_bts *other_bts; + + llist_for_each_entry(other_bts, &bts->network->bts_list, list) { + if (!bts_depend_is_depedency(bts, other_bts)) + continue; + if (bts_is_online(other_bts)) + continue; + return 0; + } + return 1; +} + +/* get the radio link timeout (based on SACCH decode errors, according + * to algorithm specified in TS 05.08 section 5.2. A value of -1 + * indicates we should use an infinitely long timeout, which only works + * with OsmoBTS as the BTS implementation */ +int gsm_bts_get_radio_link_timeout(const struct gsm_bts *bts) +{ + const struct gsm48_cell_options *cell_options = &bts->si_common.cell_options; + + if (bts->infinite_radio_link_timeout) + return -1; + else { + /* Encoding as per Table 10.5.21 of TS 04.08 */ + return (cell_options->radio_link_timeout + 1) << 2; + } +} + +/* set the radio link timeout (based on SACCH decode errors, according + * to algorithm specified in TS 05.08 Section 5.2. A value of -1 + * indicates we should use an infinitely long timeout, which only works + * with OsmoBTS as the BTS implementation */ +void gsm_bts_set_radio_link_timeout(struct gsm_bts *bts, int value) +{ + struct gsm48_cell_options *cell_options = &bts->si_common.cell_options; + + if (value < 0) + bts->infinite_radio_link_timeout = true; + else { + bts->infinite_radio_link_timeout = false; + /* Encoding as per Table 10.5.21 of TS 04.08 */ + if (value < 4) + value = 4; + if (value > 64) + value = 64; + cell_options->radio_link_timeout = (value >> 2) - 1; + } +} + +bool classmark_is_r99(struct gsm_classmark *cm) +{ + int rev_lev = 0; + if (cm->classmark1_set) + rev_lev = cm->classmark1.rev_lev; + else if (cm->classmark2_len > 0) + rev_lev = (cm->classmark2[0] >> 5) & 0x3; + return rev_lev >= 2; +} + +static const struct osmo_stat_item_desc bts_stat_desc[] = { + { "chanloadavg", "Channel load average.", "%", 16, 0 }, + { "T3122", "T3122 IMMEDIATE ASSIGNMENT REJECT wait indicator.", "s", 16, GSM_T3122_DEFAULT }, +}; + +static const struct osmo_stat_item_group_desc bts_statg_desc = { + .group_name_prefix = "bts", + .group_description = "base transceiver station", + .class_id = OSMO_STATS_CLASS_GLOBAL, + .num_items = ARRAY_SIZE(bts_stat_desc), + .item_desc = bts_stat_desc, +}; + +void gsm_abis_mo_reset(struct gsm_abis_mo *mo) +{ + mo->nm_state.operational = NM_OPSTATE_NULL; + mo->nm_state.availability = NM_AVSTATE_POWER_OFF; +} + +static void gsm_mo_init(struct gsm_abis_mo *mo, struct gsm_bts *bts, + uint8_t obj_class, uint8_t p1, uint8_t p2, uint8_t p3) +{ + mo->bts = bts; + mo->obj_class = obj_class; + mo->obj_inst.bts_nr = p1; + mo->obj_inst.trx_nr = p2; + mo->obj_inst.ts_nr = p3; + gsm_abis_mo_reset(mo); +} + +const struct value_string bts_attribute_names[] = { + OSMO_VALUE_STRING(BTS_TYPE_VARIANT), + OSMO_VALUE_STRING(BTS_SUB_MODEL), + OSMO_VALUE_STRING(TRX_PHY_VERSION), + { 0, NULL } +}; + +enum bts_attribute str2btsattr(const char *s) +{ + return get_string_value(bts_attribute_names, s); +} + +const char *btsatttr2str(enum bts_attribute v) +{ + return get_value_string(bts_attribute_names, v); +} + +const struct value_string osmo_bts_variant_names[_NUM_BTS_VARIANT + 1] = { + { BTS_UNKNOWN, "unknown" }, + { BTS_OSMO_LITECELL15, "osmo-bts-lc15" }, + { BTS_OSMO_OCTPHY, "osmo-bts-octphy" }, + { BTS_OSMO_SYSMO, "osmo-bts-sysmo" }, + { BTS_OSMO_TRX, "omso-bts-trx" }, + { 0, NULL } +}; + +enum gsm_bts_type_variant str2btsvariant(const char *arg) +{ + return get_string_value(osmo_bts_variant_names, arg); +} + +const char *btsvariant2str(enum gsm_bts_type_variant v) +{ + return get_value_string(osmo_bts_variant_names, v); +} + +const struct value_string bts_type_names[_NUM_GSM_BTS_TYPE + 1] = { + { GSM_BTS_TYPE_UNKNOWN, "unknown" }, + { GSM_BTS_TYPE_BS11, "bs11" }, + { GSM_BTS_TYPE_NANOBTS, "nanobts" }, + { GSM_BTS_TYPE_RBS2000, "rbs2000" }, + { GSM_BTS_TYPE_NOKIA_SITE, "nokia_site" }, + { GSM_BTS_TYPE_OSMOBTS, "sysmobts" }, + { 0, NULL } +}; + +enum gsm_bts_type str2btstype(const char *arg) +{ + return get_string_value(bts_type_names, arg); +} + +const char *btstype2str(enum gsm_bts_type type) +{ + return get_value_string(bts_type_names, type); +} + +const struct value_string gsm_bts_features_descs[] = { + { BTS_FEAT_HSCSD, "HSCSD" }, + { BTS_FEAT_GPRS, "GPRS" }, + { BTS_FEAT_EGPRS, "EGPRS" }, + { BTS_FEAT_ECSD, "ECSD" }, + { BTS_FEAT_HOPPING, "Frequency Hopping" }, + { BTS_FEAT_MULTI_TSC, "Multi-TSC" }, + { BTS_FEAT_OML_ALERTS, "OML Alerts" }, + { BTS_FEAT_AGCH_PCH_PROP, "AGCH/PCH proportional allocation" }, + { BTS_FEAT_CBCH, "CBCH" }, + { 0, NULL } +}; + +const struct value_string gsm_chreq_descs[] = { + { GSM_CHREQ_REASON_EMERG, "emergency call" }, + { GSM_CHREQ_REASON_PAG, "answer to paging" }, + { GSM_CHREQ_REASON_CALL, "call re-establishment" }, + { GSM_CHREQ_REASON_LOCATION_UPD,"Location updating" }, + { GSM_CHREQ_REASON_PDCH, "one phase packet access" }, + { GSM_CHREQ_REASON_OTHER, "other" }, + { 0, NULL } +}; + +const struct value_string gsm_pchant_names[13] = { + { GSM_PCHAN_NONE, "NONE" }, + { GSM_PCHAN_CCCH, "CCCH" }, + { GSM_PCHAN_CCCH_SDCCH4,"CCCH+SDCCH4" }, + { GSM_PCHAN_TCH_F, "TCH/F" }, + { GSM_PCHAN_TCH_H, "TCH/H" }, + { GSM_PCHAN_SDCCH8_SACCH8C, "SDCCH8" }, + { GSM_PCHAN_PDCH, "PDCH" }, + { GSM_PCHAN_TCH_F_PDCH, "TCH/F_PDCH" }, + { GSM_PCHAN_UNKNOWN, "UNKNOWN" }, + { GSM_PCHAN_CCCH_SDCCH4_CBCH, "CCCH+SDCCH4+CBCH" }, + { GSM_PCHAN_SDCCH8_SACCH8C_CBCH, "SDCCH8+CBCH" }, + { GSM_PCHAN_TCH_F_TCH_H_PDCH, "TCH/F_TCH/H_PDCH" }, + { 0, NULL } +}; + +const struct value_string gsm_pchant_descs[13] = { + { GSM_PCHAN_NONE, "Physical Channel not configured" }, + { GSM_PCHAN_CCCH, "FCCH + SCH + BCCH + CCCH (Comb. IV)" }, + { GSM_PCHAN_CCCH_SDCCH4, + "FCCH + SCH + BCCH + CCCH + 4 SDCCH + 2 SACCH (Comb. V)" }, + { GSM_PCHAN_TCH_F, "TCH/F + FACCH/F + SACCH (Comb. I)" }, + { GSM_PCHAN_TCH_H, "2 TCH/H + 2 FACCH/H + 2 SACCH (Comb. II)" }, + { GSM_PCHAN_SDCCH8_SACCH8C, "8 SDCCH + 4 SACCH (Comb. VII)" }, + { GSM_PCHAN_PDCH, "Packet Data Channel for GPRS/EDGE" }, + { GSM_PCHAN_TCH_F_PDCH, "Dynamic TCH/F or GPRS PDCH" }, + { GSM_PCHAN_UNKNOWN, "Unknown / Unsupported channel combination" }, + { GSM_PCHAN_CCCH_SDCCH4_CBCH, "FCCH + SCH + BCCH + CCCH + CBCH + 3 SDCCH + 2 SACCH (Comb. V)" }, + { GSM_PCHAN_SDCCH8_SACCH8C_CBCH, "7 SDCCH + 4 SACCH + CBCH (Comb. VII)" }, + { GSM_PCHAN_TCH_F_TCH_H_PDCH, "Dynamic TCH/F or TCH/H or GPRS PDCH" }, + { 0, NULL } +}; + +const char *gsm_pchan_name(enum gsm_phys_chan_config c) +{ + return get_value_string(gsm_pchant_names, c); +} + +enum gsm_phys_chan_config gsm_pchan_parse(const char *name) +{ + return get_string_value(gsm_pchant_names, name); +} + +/* TODO: move to libosmocore, next to gsm_chan_t_names? */ +const char *gsm_lchant_name(enum gsm_chan_t c) +{ + return get_value_string(gsm_chan_t_names, c); +} + +static const struct value_string lchan_s_names[] = { + { LCHAN_S_NONE, "NONE" }, + { LCHAN_S_ACT_REQ, "ACTIVATION REQUESTED" }, + { LCHAN_S_ACTIVE, "ACTIVE" }, + { LCHAN_S_INACTIVE, "INACTIVE" }, + { LCHAN_S_REL_REQ, "RELEASE REQUESTED" }, + { LCHAN_S_REL_ERR, "RELEASE DUE ERROR" }, + { LCHAN_S_BROKEN, "BROKEN UNUSABLE" }, + { 0, NULL } +}; + +const char *gsm_lchans_name(enum gsm_lchan_state s) +{ + return get_value_string(lchan_s_names, s); +} + +static const struct value_string chreq_names[] = { + { GSM_CHREQ_REASON_EMERG, "EMERGENCY" }, + { GSM_CHREQ_REASON_PAG, "PAGING" }, + { GSM_CHREQ_REASON_CALL, "CALL" }, + { GSM_CHREQ_REASON_LOCATION_UPD,"LOCATION_UPDATE" }, + { GSM_CHREQ_REASON_OTHER, "OTHER" }, + { 0, NULL } +}; + +const char *gsm_chreq_name(enum gsm_chreq_reason_t c) +{ + return get_value_string(chreq_names, c); +} + +struct gsm_bts *gsm_bts_num(struct gsm_network *net, int num) +{ + struct gsm_bts *bts; + + if (num >= net->num_bts) + return NULL; + + llist_for_each_entry(bts, &net->bts_list, list) { + if (bts->nr == num) + return bts; + } + + return NULL; +} + +struct gsm_bts_trx *gsm_bts_trx_alloc(struct gsm_bts *bts) +{ + struct gsm_bts_trx *trx = talloc_zero(bts, struct gsm_bts_trx); + int k; + + if (!trx) + return NULL; + + trx->bts = bts; + trx->nr = bts->num_trx++; + trx->mo.nm_state.administrative = NM_STATE_UNLOCKED; + + gsm_mo_init(&trx->mo, bts, NM_OC_RADIO_CARRIER, + bts->nr, trx->nr, 0xff); + gsm_mo_init(&trx->bb_transc.mo, bts, NM_OC_BASEB_TRANSC, + bts->nr, trx->nr, 0xff); + + for (k = 0; k < TRX_NR_TS; k++) { + struct gsm_bts_trx_ts *ts = &trx->ts[k]; + int l; + + ts->trx = trx; + ts->nr = k; + ts->pchan = GSM_PCHAN_NONE; + ts->dyn.pchan_is = GSM_PCHAN_NONE; + ts->dyn.pchan_want = GSM_PCHAN_NONE; + ts->tsc = -1; + + gsm_mo_init(&ts->mo, bts, NM_OC_CHANNEL, + bts->nr, trx->nr, ts->nr); + + ts->hopping.arfcns.data_len = sizeof(ts->hopping.arfcns_data); + ts->hopping.arfcns.data = ts->hopping.arfcns_data; + ts->hopping.ma.data_len = sizeof(ts->hopping.ma_data); + ts->hopping.ma.data = ts->hopping.ma_data; + + for (l = 0; l < TS_MAX_LCHAN; l++) { + struct gsm_lchan *lchan; + char *name; + lchan = &ts->lchan[l]; + + lchan->ts = ts; + lchan->nr = l; + lchan->type = GSM_LCHAN_NONE; + + name = gsm_lchan_name_compute(lchan); + lchan->name = talloc_strdup(trx, name); + } + } + + if (trx->nr != 0) + trx->nominal_power = bts->c0->nominal_power; + + llist_add_tail(&trx->list, &bts->trx_list); + + return trx; +} + + +static const uint8_t bts_nse_timer_default[] = { 3, 3, 3, 3, 30, 3, 10 }; +static const uint8_t bts_cell_timer_default[] = + { 3, 3, 3, 3, 3, 10, 3, 10, 3, 10, 3 }; +static const struct gprs_rlc_cfg rlc_cfg_default = { + .parameter = { + [RLC_T3142] = 20, + [RLC_T3169] = 5, + [RLC_T3191] = 5, + [RLC_T3193] = 160, /* 10ms */ + [RLC_T3195] = 5, + [RLC_N3101] = 10, + [RLC_N3103] = 4, + [RLC_N3105] = 8, + [CV_COUNTDOWN] = 15, + [T_DL_TBF_EXT] = 250 * 10, /* ms */ + [T_UL_TBF_EXT] = 250 * 10, /* ms */ + }, + .paging = { + .repeat_time = 5 * 50, /* ms */ + .repeat_count = 3, + }, + .cs_mask = 0x1fff, + .initial_cs = 2, + .initial_mcs = 6, +}; + +struct gsm_bts *gsm_bts_alloc(struct gsm_network *net, uint8_t bts_num) +{ + struct gsm_bts *bts = talloc_zero(net, struct gsm_bts); + int i; + + if (!bts) + return NULL; + + bts->nr = bts_num; + bts->num_trx = 0; + INIT_LLIST_HEAD(&bts->trx_list); + bts->network = net; + + bts->ms_max_power = 15; /* dBm */ + + gsm_mo_init(&bts->mo, bts, NM_OC_BTS, + bts->nr, 0xff, 0xff); + gsm_mo_init(&bts->site_mgr.mo, bts, NM_OC_SITE_MANAGER, + 0xff, 0xff, 0xff); + + for (i = 0; i < ARRAY_SIZE(bts->gprs.nsvc); i++) { + bts->gprs.nsvc[i].bts = bts; + bts->gprs.nsvc[i].id = i; + gsm_mo_init(&bts->gprs.nsvc[i].mo, bts, NM_OC_GPRS_NSVC, + bts->nr, i, 0xff); + } + memcpy(&bts->gprs.nse.timer, bts_nse_timer_default, + sizeof(bts->gprs.nse.timer)); + gsm_mo_init(&bts->gprs.nse.mo, bts, NM_OC_GPRS_NSE, + bts->nr, 0xff, 0xff); + memcpy(&bts->gprs.cell.timer, bts_cell_timer_default, + sizeof(bts->gprs.cell.timer)); + gsm_mo_init(&bts->gprs.cell.mo, bts, NM_OC_GPRS_CELL, + bts->nr, 0xff, 0xff); + memcpy(&bts->gprs.cell.rlc_cfg, &rlc_cfg_default, + sizeof(bts->gprs.cell.rlc_cfg)); + + /* init statistics */ + bts->bts_ctrs = rate_ctr_group_alloc(bts, &bts_ctrg_desc, bts->nr); + if (!bts->bts_ctrs) { + talloc_free(bts); + return NULL; + } + bts->bts_statg = osmo_stat_item_group_alloc(bts, &bts_statg_desc, 0); + + /* create our primary TRX */ + bts->c0 = gsm_bts_trx_alloc(bts); + if (!bts->c0) { + rate_ctr_group_free(bts->bts_ctrs); + osmo_stat_item_group_free(bts->bts_statg); + talloc_free(bts); + return NULL; + } + bts->c0->ts[0].pchan = GSM_PCHAN_CCCH_SDCCH4; + + bts->rach_b_thresh = -1; + bts->rach_ldavg_slots = -1; + + bts->paging.free_chans_need = -1; + INIT_LLIST_HEAD(&bts->paging.pending_requests); + + bts->features.data = &bts->_features_data[0]; + bts->features.data_len = sizeof(bts->_features_data); + + /* si handling */ + bts->bcch_change_mark = 1; + + bts->ho = ho_cfg_init(bts, net->ho); + + /* timer overrides */ + bts->T3122 = 0; /* not overriden by default */ + + return bts; +} + +/* reset the state of all MO in the BTS */ +void gsm_bts_mo_reset(struct gsm_bts *bts) +{ + struct gsm_bts_trx *trx; + unsigned int i; + + gsm_abis_mo_reset(&bts->mo); + gsm_abis_mo_reset(&bts->site_mgr.mo); + for (i = 0; i < ARRAY_SIZE(bts->gprs.nsvc); i++) + gsm_abis_mo_reset(&bts->gprs.nsvc[i].mo); + gsm_abis_mo_reset(&bts->gprs.nse.mo); + gsm_abis_mo_reset(&bts->gprs.cell.mo); + + llist_for_each_entry(trx, &bts->trx_list, list) { + gsm_abis_mo_reset(&trx->mo); + gsm_abis_mo_reset(&trx->bb_transc.mo); + + for (i = 0; i < ARRAY_SIZE(trx->ts); i++) { + struct gsm_bts_trx_ts *ts = &trx->ts[i]; + gsm_abis_mo_reset(&ts->mo); + } + } +} + +struct gsm_bts_trx *gsm_bts_trx_num(const struct gsm_bts *bts, int num) +{ + struct gsm_bts_trx *trx; + + if (num >= bts->num_trx) + return NULL; + + llist_for_each_entry(trx, &bts->trx_list, list) { + if (trx->nr == num) + return trx; + } + + return NULL; +} + +static char ts2str[255]; + +char *gsm_trx_name(const struct gsm_bts_trx *trx) +{ + if (!trx) + snprintf(ts2str, sizeof(ts2str), "(trx=NULL)"); + else + snprintf(ts2str, sizeof(ts2str), "(bts=%d,trx=%d)", + trx->bts->nr, trx->nr); + + return ts2str; +} + + +char *gsm_ts_name(const struct gsm_bts_trx_ts *ts) +{ + snprintf(ts2str, sizeof(ts2str), "(bts=%d,trx=%d,ts=%d)", + ts->trx->bts->nr, ts->trx->nr, ts->nr); + + return ts2str; +} + +/*! Log timeslot number with full pchan information */ +char *gsm_ts_and_pchan_name(const struct gsm_bts_trx_ts *ts) +{ + switch (ts->pchan) { + case GSM_PCHAN_TCH_F_TCH_H_PDCH: + if (ts->dyn.pchan_is == ts->dyn.pchan_want) + snprintf(ts2str, sizeof(ts2str), + "(bts=%d,trx=%d,ts=%d,pchan=%s as %s)", + ts->trx->bts->nr, ts->trx->nr, ts->nr, + gsm_pchan_name(ts->pchan), + gsm_pchan_name(ts->dyn.pchan_is)); + else + snprintf(ts2str, sizeof(ts2str), + "(bts=%d,trx=%d,ts=%d,pchan=%s" + " switching %s -> %s)", + ts->trx->bts->nr, ts->trx->nr, ts->nr, + gsm_pchan_name(ts->pchan), + gsm_pchan_name(ts->dyn.pchan_is), + gsm_pchan_name(ts->dyn.pchan_want)); + break; + case GSM_PCHAN_TCH_F_PDCH: + if ((ts->flags & TS_F_PDCH_PENDING_MASK) == 0) + snprintf(ts2str, sizeof(ts2str), + "(bts=%d,trx=%d,ts=%d,pchan=%s as %s)", + ts->trx->bts->nr, ts->trx->nr, ts->nr, + gsm_pchan_name(ts->pchan), + (ts->flags & TS_F_PDCH_ACTIVE)? "PDCH" + : "TCH/F"); + else + snprintf(ts2str, sizeof(ts2str), + "(bts=%d,trx=%d,ts=%d,pchan=%s" + " switching %s -> %s)", + ts->trx->bts->nr, ts->trx->nr, ts->nr, + gsm_pchan_name(ts->pchan), + (ts->flags & TS_F_PDCH_ACTIVE)? "PDCH" + : "TCH/F", + (ts->flags & TS_F_PDCH_ACT_PENDING)? "PDCH" + : "TCH/F"); + break; + default: + snprintf(ts2str, sizeof(ts2str), "(bts=%d,trx=%d,ts=%d,pchan=%s)", + ts->trx->bts->nr, ts->trx->nr, ts->nr, + gsm_pchan_name(ts->pchan)); + break; + } + + return ts2str; +} + +char *gsm_lchan_name_compute(const struct gsm_lchan *lchan) +{ + struct gsm_bts_trx_ts *ts = lchan->ts; + + snprintf(ts2str, sizeof(ts2str), "(bts=%d,trx=%d,ts=%d,ss=%d)", + ts->trx->bts->nr, ts->trx->nr, ts->nr, lchan->nr); + + return ts2str; +} + +/* obtain the MO structure for a given object instance */ +static inline struct gsm_abis_mo * +gsm_objclass2mo(struct gsm_bts *bts, uint8_t obj_class, + const struct abis_om_obj_inst *obj_inst) +{ + struct gsm_bts_trx *trx; + struct gsm_abis_mo *mo = NULL; + + switch (obj_class) { + case NM_OC_BTS: + mo = &bts->mo; + break; + case NM_OC_RADIO_CARRIER: + if (obj_inst->trx_nr >= bts->num_trx) { + return NULL; + } + trx = gsm_bts_trx_num(bts, obj_inst->trx_nr); + mo = &trx->mo; + break; + case NM_OC_BASEB_TRANSC: + if (obj_inst->trx_nr >= bts->num_trx) { + return NULL; + } + trx = gsm_bts_trx_num(bts, obj_inst->trx_nr); + mo = &trx->bb_transc.mo; + break; + case NM_OC_CHANNEL: + if (obj_inst->trx_nr >= bts->num_trx) { + return NULL; + } + trx = gsm_bts_trx_num(bts, obj_inst->trx_nr); + if (obj_inst->ts_nr >= TRX_NR_TS) + return NULL; + mo = &trx->ts[obj_inst->ts_nr].mo; + break; + case NM_OC_SITE_MANAGER: + mo = &bts->site_mgr.mo; + break; + case NM_OC_BS11: + switch (obj_inst->bts_nr) { + case BS11_OBJ_CCLK: + mo = &bts->bs11.cclk.mo; + break; + case BS11_OBJ_BBSIG: + if (obj_inst->ts_nr > bts->num_trx) + return NULL; + trx = gsm_bts_trx_num(bts, obj_inst->trx_nr); + mo = &trx->bs11.bbsig.mo; + break; + case BS11_OBJ_PA: + if (obj_inst->ts_nr > bts->num_trx) + return NULL; + trx = gsm_bts_trx_num(bts, obj_inst->trx_nr); + mo = &trx->bs11.pa.mo; + break; + default: + return NULL; + } + break; + case NM_OC_BS11_RACK: + mo = &bts->bs11.rack.mo; + break; + case NM_OC_BS11_ENVABTSE: + if (obj_inst->trx_nr >= ARRAY_SIZE(bts->bs11.envabtse)) + return NULL; + mo = &bts->bs11.envabtse[obj_inst->trx_nr].mo; + break; + case NM_OC_GPRS_NSE: + mo = &bts->gprs.nse.mo; + break; + case NM_OC_GPRS_CELL: + mo = &bts->gprs.cell.mo; + break; + case NM_OC_GPRS_NSVC: + if (obj_inst->trx_nr >= ARRAY_SIZE(bts->gprs.nsvc)) + return NULL; + mo = &bts->gprs.nsvc[obj_inst->trx_nr].mo; + break; + } + return mo; +} + +/* obtain the gsm_nm_state data structure for a given object instance */ +struct gsm_nm_state * +gsm_objclass2nmstate(struct gsm_bts *bts, uint8_t obj_class, + const struct abis_om_obj_inst *obj_inst) +{ + struct gsm_abis_mo *mo; + + mo = gsm_objclass2mo(bts, obj_class, obj_inst); + if (!mo) + return NULL; + + return &mo->nm_state; +} + +/* obtain the in-memory data structure of a given object instance */ +void * +gsm_objclass2obj(struct gsm_bts *bts, uint8_t obj_class, + const struct abis_om_obj_inst *obj_inst) +{ + struct gsm_bts_trx *trx; + void *obj = NULL; + + switch (obj_class) { + case NM_OC_BTS: + obj = bts; + break; + case NM_OC_RADIO_CARRIER: + if (obj_inst->trx_nr >= bts->num_trx) { + return NULL; + } + trx = gsm_bts_trx_num(bts, obj_inst->trx_nr); + obj = trx; + break; + case NM_OC_BASEB_TRANSC: + if (obj_inst->trx_nr >= bts->num_trx) { + return NULL; + } + trx = gsm_bts_trx_num(bts, obj_inst->trx_nr); + obj = &trx->bb_transc; + break; + case NM_OC_CHANNEL: + if (obj_inst->trx_nr >= bts->num_trx) { + return NULL; + } + trx = gsm_bts_trx_num(bts, obj_inst->trx_nr); + if (obj_inst->ts_nr >= TRX_NR_TS) + return NULL; + obj = &trx->ts[obj_inst->ts_nr]; + break; + case NM_OC_SITE_MANAGER: + obj = &bts->site_mgr; + break; + case NM_OC_GPRS_NSE: + obj = &bts->gprs.nse; + break; + case NM_OC_GPRS_CELL: + obj = &bts->gprs.cell; + break; + case NM_OC_GPRS_NSVC: + if (obj_inst->trx_nr >= ARRAY_SIZE(bts->gprs.nsvc)) + return NULL; + obj = &bts->gprs.nsvc[obj_inst->trx_nr]; + break; + } + return obj; +} + +/* See Table 10.5.25 of GSM04.08 */ +uint8_t gsm_pchan2chan_nr(enum gsm_phys_chan_config pchan, + uint8_t ts_nr, uint8_t lchan_nr) +{ + uint8_t cbits, chan_nr; + + switch (pchan) { + case GSM_PCHAN_TCH_F: + case GSM_PCHAN_TCH_F_PDCH: + OSMO_ASSERT(lchan_nr == 0); + cbits = 0x01; + break; + case GSM_PCHAN_PDCH: + OSMO_ASSERT(lchan_nr == 0); + cbits = RSL_CHAN_OSMO_PDCH >> 3; + break; + case GSM_PCHAN_TCH_H: + OSMO_ASSERT(lchan_nr < 2); + cbits = 0x02; + cbits += lchan_nr; + break; + case GSM_PCHAN_CCCH_SDCCH4: + case GSM_PCHAN_CCCH_SDCCH4_CBCH: + /* + * As a special hack for BCCH, lchan_nr == 4 may be passed + * here. This should never be sent in an RSL message. + * See osmo-bts-xxx/oml.c:opstart_compl(). + */ + if (lchan_nr == CCCH_LCHAN) + chan_nr = 0; + else + OSMO_ASSERT(lchan_nr < 4); + cbits = 0x04; + cbits += lchan_nr; + break; + case GSM_PCHAN_SDCCH8_SACCH8C: + case GSM_PCHAN_SDCCH8_SACCH8C_CBCH: + OSMO_ASSERT(lchan_nr < 8); + cbits = 0x08; + cbits += lchan_nr; + break; + default: + case GSM_PCHAN_CCCH: + OSMO_ASSERT(lchan_nr == 0); + cbits = 0x10; + break; + } + + chan_nr = (cbits << 3) | (ts_nr & 0x7); + + return chan_nr; +} + +uint8_t gsm_lchan2chan_nr(const struct gsm_lchan *lchan) +{ + enum gsm_phys_chan_config pchan = lchan->ts->pchan; + if (pchan == GSM_PCHAN_TCH_F_TCH_H_PDCH) + return gsm_lchan_as_pchan2chan_nr(lchan, + lchan->ts->dyn.pchan_is); + return gsm_pchan2chan_nr(lchan->ts->pchan, lchan->ts->nr, lchan->nr); +} + +uint8_t gsm_lchan_as_pchan2chan_nr(const struct gsm_lchan *lchan, + enum gsm_phys_chan_config as_pchan) +{ + if (lchan->ts->pchan == GSM_PCHAN_TCH_F_TCH_H_PDCH + && as_pchan == GSM_PCHAN_PDCH) + return RSL_CHAN_OSMO_PDCH | (lchan->ts->nr & ~RSL_CHAN_NR_MASK); + return gsm_pchan2chan_nr(as_pchan, lchan->ts->nr, lchan->nr); +} + +/* return the gsm_lchan for the CBCH (if it exists at all) */ +struct gsm_lchan *gsm_bts_get_cbch(struct gsm_bts *bts) +{ + struct gsm_lchan *lchan = NULL; + struct gsm_bts_trx *trx = bts->c0; + + if (trx->ts[0].pchan == GSM_PCHAN_CCCH_SDCCH4_CBCH) + lchan = &trx->ts[0].lchan[2]; + else { + int i; + for (i = 0; i < 8; i++) { + if (trx->ts[i].pchan == GSM_PCHAN_SDCCH8_SACCH8C_CBCH) { + lchan = &trx->ts[i].lchan[2]; + break; + } + } + } + + return lchan; +} + +/* determine logical channel based on TRX and channel number IE */ +struct gsm_lchan *rsl_lchan_lookup(struct gsm_bts_trx *trx, uint8_t chan_nr, + int *rc) +{ + uint8_t ts_nr = chan_nr & 0x07; + uint8_t cbits = chan_nr >> 3; + uint8_t lch_idx; + struct gsm_bts_trx_ts *ts = &trx->ts[ts_nr]; + bool ok = true; + + if (rc) + *rc = -EINVAL; + + if (cbits == 0x01) { + lch_idx = 0; /* TCH/F */ + if (ts->pchan != GSM_PCHAN_TCH_F && + ts->pchan != GSM_PCHAN_PDCH && + ts->pchan != GSM_PCHAN_TCH_F_PDCH + && !(ts->pchan == GSM_PCHAN_TCH_F_TCH_H_PDCH + && (ts->dyn.pchan_is == GSM_PCHAN_TCH_F + || ts->dyn.pchan_want == GSM_PCHAN_TCH_F))) + ok = false; + } else if ((cbits & 0x1e) == 0x02) { + lch_idx = cbits & 0x1; /* TCH/H */ + if (ts->pchan != GSM_PCHAN_TCH_H + && !(ts->pchan == GSM_PCHAN_TCH_F_TCH_H_PDCH + && (ts->dyn.pchan_is == GSM_PCHAN_TCH_H + || ts->dyn.pchan_want == GSM_PCHAN_TCH_H))) + ok = false; + } else if ((cbits & 0x1c) == 0x04) { + lch_idx = cbits & 0x3; /* SDCCH/4 */ + if (ts->pchan != GSM_PCHAN_CCCH_SDCCH4 && + ts->pchan != GSM_PCHAN_CCCH_SDCCH4_CBCH) + ok = false; + } else if ((cbits & 0x18) == 0x08) { + lch_idx = cbits & 0x7; /* SDCCH/8 */ + if (ts->pchan != GSM_PCHAN_SDCCH8_SACCH8C && + ts->pchan != GSM_PCHAN_SDCCH8_SACCH8C_CBCH) + ok = false; + } else if (cbits == 0x10 || cbits == 0x11 || cbits == 0x12) { + lch_idx = 0; + if (ts->pchan != GSM_PCHAN_CCCH && + ts->pchan != GSM_PCHAN_CCCH_SDCCH4 && + ts->pchan != GSM_PCHAN_CCCH_SDCCH4_CBCH) + ok = false; + /* FIXME: we should not return first sdcch4 !!! */ + } else if ((chan_nr & RSL_CHAN_NR_MASK) == RSL_CHAN_OSMO_PDCH) { + lch_idx = 0; + if (ts->pchan != GSM_PCHAN_TCH_F_TCH_H_PDCH) + ok = false; + } else + return NULL; + + if (rc && ok) + *rc = 0; + + return &ts->lchan[lch_idx]; +} + +static const uint8_t subslots_per_pchan[] = { + [GSM_PCHAN_NONE] = 0, + [GSM_PCHAN_CCCH] = 0, + [GSM_PCHAN_PDCH] = 0, + [GSM_PCHAN_CCCH_SDCCH4] = 4, + [GSM_PCHAN_TCH_F] = 1, + [GSM_PCHAN_TCH_H] = 2, + [GSM_PCHAN_SDCCH8_SACCH8C] = 8, + [GSM_PCHAN_CCCH_SDCCH4_CBCH] = 4, + [GSM_PCHAN_SDCCH8_SACCH8C_CBCH] = 8, + /* + * GSM_PCHAN_TCH_F_PDCH and GSM_PCHAN_TCH_F_TCH_H_PDCH should not be + * part of this, those TS are handled according to their dynamic state. + */ +}; + +/*! Return the actual pchan type, also heeding dynamic TS. */ +enum gsm_phys_chan_config ts_pchan(struct gsm_bts_trx_ts *ts) +{ + switch (ts->pchan) { + case GSM_PCHAN_TCH_F_TCH_H_PDCH: + return ts->dyn.pchan_is; + case GSM_PCHAN_TCH_F_PDCH: + if (ts->flags & TS_F_PDCH_ACTIVE) + return GSM_PCHAN_PDCH; + else + return GSM_PCHAN_TCH_F; + default: + return ts->pchan; + } +} + +/*! According to ts->pchan and possibly ts->dyn_pchan, return the number of + * logical channels available in the timeslot. */ +uint8_t ts_subslots(struct gsm_bts_trx_ts *ts) +{ + return subslots_per_pchan[ts_pchan(ts)]; +} + +static bool pchan_is_tch(enum gsm_phys_chan_config pchan) +{ + switch (pchan) { + case GSM_PCHAN_TCH_F: + case GSM_PCHAN_TCH_H: + return true; + default: + return false; + } +} + +bool ts_is_tch(struct gsm_bts_trx_ts *ts) +{ + return pchan_is_tch(ts_pchan(ts)); +} diff --git a/src/libbsc/handover_cfg.c b/src/libbsc/handover_cfg.c new file mode 100644 index 000000000..8c208f669 --- /dev/null +++ b/src/libbsc/handover_cfg.c @@ -0,0 +1,83 @@ +/* OsmoBSC handover configuration implementation */ +/* (C) 2017 by sysmocom - s.f.m.c. GmbH + * (C) 2009-2010 by Harald Welte + * All Rights Reserved + * + * Author: Neels Hofmeyr + * + * 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 + +struct handover_cfg { + struct handover_cfg *higher_level_cfg; + +#define HO_CFG_ONE_MEMBER(TYPE, NAME, DEFAULT_VAL, VTY1, VTY2, VTY3, VTY4, VTY5, VTY6) \ + TYPE NAME; \ + bool has_##NAME; + + HO_CFG_ALL_MEMBERS +#undef HO_CFG_ONE_MEMBER +}; + +struct handover_cfg *ho_cfg_init(void *ctx, struct handover_cfg *higher_level_cfg) +{ + struct handover_cfg *ho = talloc_zero(ctx, struct handover_cfg); + OSMO_ASSERT(ho); + ho->higher_level_cfg = higher_level_cfg; + return ho; +} + +#define HO_CFG_ONE_MEMBER(TYPE, NAME, DEFAULT_VAL, VTY1, VTY2, VTY_ARG_EVAL, VTY4, VTY5, VTY6) \ +TYPE ho_get_##NAME(struct handover_cfg *ho) \ +{ \ + if (ho->has_##NAME) \ + return ho->NAME; \ + if (ho->higher_level_cfg) \ + return ho_get_##NAME(ho->higher_level_cfg); \ + return VTY_ARG_EVAL(#DEFAULT_VAL); \ +} \ +\ +void ho_set_##NAME(struct handover_cfg *ho, TYPE value) \ +{ \ + ho->NAME = value; \ + ho->has_##NAME = true; \ +} \ +\ +bool ho_isset_##NAME(struct handover_cfg *ho) \ +{ \ + return ho->has_##NAME; \ +} \ +\ +void ho_clear_##NAME(struct handover_cfg *ho) \ +{ \ + ho->has_##NAME = false; \ +} \ +\ +bool ho_isset_on_parent_##NAME(struct handover_cfg *ho) \ +{ \ + return ho->higher_level_cfg \ + && (ho_isset_##NAME(ho->higher_level_cfg) \ + || ho_isset_on_parent_##NAME(ho->higher_level_cfg)); \ +} + +HO_CFG_ALL_MEMBERS +#undef HO_CFG_ONE_MEMBER diff --git a/src/libcommon/Makefile.am b/src/libcommon/Makefile.am deleted file mode 100644 index 02ec0b673..000000000 --- a/src/libcommon/Makefile.am +++ /dev/null @@ -1,25 +0,0 @@ -AM_CPPFLAGS = \ - $(all_includes) \ - -I$(top_srcdir)/include \ - -I$(top_builddir) \ - $(NULL) - -AM_CFLAGS = \ - -Wall \ - $(LIBOSMOCORE_CFLAGS) \ - $(LIBOSMOGSM_CFLAGS) \ - $(LIBOSMOVTY_CFLAGS) \ - $(LIBOSMOABIS_CFLAGS) \ - $(LIBOSMOSIGTRAN_CFLAGS) \ - $(LIBOSMOLEGACYMGCP_CFLAGS) \ - $(COVERAGE_CFLAGS) \ - $(NULL) - -noinst_LIBRARIES = \ - libcommon.a \ - $(NULL) - -libcommon_a_SOURCES = \ - gsm_data.c \ - handover_cfg.c \ - $(NULL) diff --git a/src/libcommon/gsm_data.c b/src/libcommon/gsm_data.c deleted file mode 100644 index a50425238..000000000 --- a/src/libcommon/gsm_data.c +++ /dev/null @@ -1,1256 +0,0 @@ -/* (C) 2008-2018 by Harald Welte - * - * 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 - -void *tall_bsc_ctx = NULL; - -static LLIST_HEAD(bts_models); - -void set_ts_e1link(struct gsm_bts_trx_ts *ts, uint8_t e1_nr, - uint8_t e1_ts, uint8_t e1_ts_ss) -{ - ts->e1_link.e1_nr = e1_nr; - ts->e1_link.e1_ts = e1_ts; - ts->e1_link.e1_ts_ss = e1_ts_ss; -} - -static struct gsm_bts_model *bts_model_find(enum gsm_bts_type type) -{ - struct gsm_bts_model *model; - - llist_for_each_entry(model, &bts_models, list) { - if (model->type == type) - return model; - } - - return NULL; -} - -int gsm_bts_model_register(struct gsm_bts_model *model) -{ - if (bts_model_find(model->type)) - return -EEXIST; - - tlv_def_patch(&model->nm_att_tlvdef, &abis_nm_att_tlvdef); - llist_add_tail(&model->list, &bts_models); - return 0; -} - -const struct value_string bts_type_descs[_NUM_GSM_BTS_TYPE+1] = { - { GSM_BTS_TYPE_UNKNOWN, "Unknown BTS Type" }, - { GSM_BTS_TYPE_BS11, "Siemens BTS (BS-11 or compatible)" }, - { GSM_BTS_TYPE_NANOBTS, "ip.access nanoBTS or compatible" }, - { GSM_BTS_TYPE_RBS2000, "Ericsson RBS2000 Series" }, - { GSM_BTS_TYPE_NOKIA_SITE, "Nokia {Metro,Ultra,In}Site" }, - { GSM_BTS_TYPE_OSMOBTS, "sysmocom sysmoBTS" }, - { 0, NULL } -}; - -struct gsm_bts_trx *gsm_bts_trx_by_nr(struct gsm_bts *bts, int nr) -{ - struct gsm_bts_trx *trx; - - llist_for_each_entry(trx, &bts->trx_list, list) { - if (trx->nr == nr) - return trx; - } - return NULL; -} - -/* Search for a BTS in the given Location Area; optionally start searching - * with start_bts (for continuing to search after the first result) */ -struct gsm_bts *gsm_bts_by_lac(struct gsm_network *net, unsigned int lac, - struct gsm_bts *start_bts) -{ - int i; - struct gsm_bts *bts; - int skip = 0; - - if (start_bts) - skip = 1; - - for (i = 0; i < net->num_bts; i++) { - bts = gsm_bts_num(net, i); - - if (skip) { - if (start_bts == bts) - skip = 0; - continue; - } - - if (lac == GSM_LAC_RESERVED_ALL_BTS || bts->location_area_code == lac) - return bts; - } - return NULL; -} - -static const struct value_string bts_gprs_mode_names[] = { - { BTS_GPRS_NONE, "none" }, - { BTS_GPRS_GPRS, "gprs" }, - { BTS_GPRS_EGPRS, "egprs" }, - { 0, NULL } -}; - -enum bts_gprs_mode bts_gprs_mode_parse(const char *arg, int *valid) -{ - int rc; - - rc = get_string_value(bts_gprs_mode_names, arg); - if (valid) - *valid = rc != -EINVAL; - return rc; -} - -const char *bts_gprs_mode_name(enum bts_gprs_mode mode) -{ - return get_value_string(bts_gprs_mode_names, mode); -} - -int bts_gprs_mode_is_compat(struct gsm_bts *bts, enum bts_gprs_mode mode) -{ - if (mode != BTS_GPRS_NONE && - !gsm_btsmodel_has_feature(bts->model, BTS_FEAT_GPRS)) { - return 0; - } - if (mode == BTS_GPRS_EGPRS && - !gsm_btsmodel_has_feature(bts->model, BTS_FEAT_EGPRS)) { - return 0; - } - - return 1; -} - -int gsm_btsmodel_set_feature(struct gsm_bts_model *model, enum gsm_bts_features feat) -{ - OSMO_ASSERT(_NUM_BTS_FEAT < MAX_BTS_FEATURES); - return bitvec_set_bit_pos(&model->features, feat, 1); -} - -bool gsm_btsmodel_has_feature(struct gsm_bts_model *model, enum gsm_bts_features feat) -{ - OSMO_ASSERT(_NUM_BTS_FEAT < MAX_BTS_FEATURES); - return bitvec_get_bit_pos(&model->features, feat); -} - -int gsm_set_bts_type(struct gsm_bts *bts, enum gsm_bts_type type) -{ - struct gsm_bts_model *model; - - model = bts_model_find(type); - if (!model) - return -EINVAL; - - bts->type = type; - bts->model = model; - - if (model->start && !model->started) { - int ret = model->start(bts->network); - if (ret < 0) - return ret; - - model->started = true; - } - - switch (bts->type) { - case GSM_BTS_TYPE_NANOBTS: - case GSM_BTS_TYPE_OSMOBTS: - /* Set the default OML Stream ID to 0xff */ - bts->oml_tei = 0xff; - bts->c0->nominal_power = 23; - break; - case GSM_BTS_TYPE_RBS2000: - INIT_LLIST_HEAD(&bts->rbs2000.is.conn_groups); - INIT_LLIST_HEAD(&bts->rbs2000.con.conn_groups); - break; - case GSM_BTS_TYPE_BS11: - case GSM_BTS_TYPE_UNKNOWN: - case GSM_BTS_TYPE_NOKIA_SITE: - /* Set default BTS reset timer */ - bts->nokia.bts_reset_timer_cnf = 15; - case _NUM_GSM_BTS_TYPE: - break; - } - - return 0; -} - -struct gsm_bts *gsm_bts_alloc_register(struct gsm_network *net, enum gsm_bts_type type, - uint8_t bsic) -{ - struct gsm_bts_model *model = bts_model_find(type); - struct gsm_bts *bts; - - if (!model && type != GSM_BTS_TYPE_UNKNOWN) - return NULL; - - bts = gsm_bts_alloc(net, net->num_bts); - if (!bts) - return NULL; - - net->num_bts++; - - bts->type = type; - bts->model = model; - bts->bsic = bsic; - bts->dtxu = GSM48_DTX_SHALL_NOT_BE_USED; - bts->dtxd = false; - bts->gprs.ctrl_ack_type_use_block = true; /* use RLC/MAC control block */ - bts->neigh_list_manual_mode = 0; - bts->early_classmark_allowed_3g = true; /* 3g Early Classmark Sending controlled by bts->early_classmark_allowed param */ - bts->si_common.cell_sel_par.cell_resel_hyst = 2; /* 4 dB */ - bts->si_common.cell_sel_par.rxlev_acc_min = 0; - bts->si_common.si2quater_neigh_list.arfcn = bts->si_common.data.earfcn_list; - bts->si_common.si2quater_neigh_list.meas_bw = bts->si_common.data.meas_bw_list; - bts->si_common.si2quater_neigh_list.length = MAX_EARFCN_LIST; - bts->si_common.si2quater_neigh_list.thresh_hi = 0; - osmo_earfcn_init(&bts->si_common.si2quater_neigh_list); - bts->si_common.neigh_list.data = bts->si_common.data.neigh_list; - bts->si_common.neigh_list.data_len = - sizeof(bts->si_common.data.neigh_list); - bts->si_common.si5_neigh_list.data = bts->si_common.data.si5_neigh_list; - bts->si_common.si5_neigh_list.data_len = - sizeof(bts->si_common.data.si5_neigh_list); - bts->si_common.cell_alloc.data = bts->si_common.data.cell_alloc; - bts->si_common.cell_alloc.data_len = - sizeof(bts->si_common.data.cell_alloc); - bts->si_common.rach_control.re = 1; /* no re-establishment */ - bts->si_common.rach_control.tx_integer = 9; /* 12 slots spread - 217/115 slots delay */ - bts->si_common.rach_control.max_trans = 3; /* 7 retransmissions */ - bts->si_common.rach_control.t2 = 4; /* no emergency calls */ - bts->si_common.chan_desc.att = 1; /* attachment required */ - bts->si_common.chan_desc.bs_pa_mfrms = RSL_BS_PA_MFRMS_5; /* paging frames */ - bts->si_common.chan_desc.bs_ag_blks_res = 1; /* reserved AGCH blocks */ - bts->si_common.chan_desc.t3212 = net->t3212; /* Use network's current value */ - gsm_bts_set_radio_link_timeout(bts, 32); /* Use RADIO LINK TIMEOUT of 32 */ - - llist_add_tail(&bts->list, &net->bts_list); - - INIT_LLIST_HEAD(&bts->abis_queue); - - INIT_LLIST_HEAD(&bts->loc_list); - - return bts; -} - -void gprs_ra_id_by_bts(struct gprs_ra_id *raid, struct gsm_bts *bts) -{ - raid->mcc = bts->network->country_code; - raid->mnc = bts->network->network_code; - raid->lac = bts->location_area_code; - raid->rac = bts->gprs.rac; -} - -int gsm48_ra_id_by_bts(uint8_t *buf, struct gsm_bts *bts) -{ - struct gprs_ra_id raid; - - gprs_ra_id_by_bts(&raid, bts); - - return gsm48_construct_ra(buf, &raid); -} - -int gsm_parse_reg(void *ctx, regex_t *reg, char **str, int argc, const char **argv) -{ - int ret; - - ret = 0; - if (*str) { - talloc_free(*str); - *str = NULL; - } - regfree(reg); - - if (argc > 0) { - *str = talloc_strdup(ctx, argv[0]); - ret = regcomp(reg, argv[0], 0); - - /* handle compilation failures */ - if (ret != 0) { - talloc_free(*str); - *str = NULL; - } - } - - return ret; -} - -/* Assume there are only 256 possible bts */ -osmo_static_assert(sizeof(((struct gsm_bts *) 0)->nr) == 1, _bts_nr_is_256); -static void depends_calc_index_bit(int bts_nr, int *idx, int *bit) -{ - *idx = bts_nr / (8 * 4); - *bit = bts_nr % (8 * 4); -} - -void bts_depend_mark(struct gsm_bts *bts, int dep) -{ - int idx, bit; - depends_calc_index_bit(dep, &idx, &bit); - - bts->depends_on[idx] |= 1 << bit; -} - -void bts_depend_clear(struct gsm_bts *bts, int dep) -{ - int idx, bit; - depends_calc_index_bit(dep, &idx, &bit); - - bts->depends_on[idx] &= ~(1 << bit); -} - -int bts_depend_is_depedency(struct gsm_bts *base, struct gsm_bts *other) -{ - int idx, bit; - depends_calc_index_bit(other->nr, &idx, &bit); - - /* Check if there is a depends bit */ - return (base->depends_on[idx] & (1 << bit)) > 0; -} - -static int bts_is_online(struct gsm_bts *bts) -{ - /* TODO: support E1 BTS too */ - if (!is_ipaccess_bts(bts)) - return 1; - - if (!bts->oml_link) - return 0; - - return bts->mo.nm_state.operational == NM_OPSTATE_ENABLED; -} - -int bts_depend_check(struct gsm_bts *bts) -{ - struct gsm_bts *other_bts; - - llist_for_each_entry(other_bts, &bts->network->bts_list, list) { - if (!bts_depend_is_depedency(bts, other_bts)) - continue; - if (bts_is_online(other_bts)) - continue; - return 0; - } - return 1; -} - -/* get the radio link timeout (based on SACCH decode errors, according - * to algorithm specified in TS 05.08 section 5.2. A value of -1 - * indicates we should use an infinitely long timeout, which only works - * with OsmoBTS as the BTS implementation */ -int gsm_bts_get_radio_link_timeout(const struct gsm_bts *bts) -{ - const struct gsm48_cell_options *cell_options = &bts->si_common.cell_options; - - if (bts->infinite_radio_link_timeout) - return -1; - else { - /* Encoding as per Table 10.5.21 of TS 04.08 */ - return (cell_options->radio_link_timeout + 1) << 2; - } -} - -/* set the radio link timeout (based on SACCH decode errors, according - * to algorithm specified in TS 05.08 Section 5.2. A value of -1 - * indicates we should use an infinitely long timeout, which only works - * with OsmoBTS as the BTS implementation */ -void gsm_bts_set_radio_link_timeout(struct gsm_bts *bts, int value) -{ - struct gsm48_cell_options *cell_options = &bts->si_common.cell_options; - - if (value < 0) - bts->infinite_radio_link_timeout = true; - else { - bts->infinite_radio_link_timeout = false; - /* Encoding as per Table 10.5.21 of TS 04.08 */ - if (value < 4) - value = 4; - if (value > 64) - value = 64; - cell_options->radio_link_timeout = (value >> 2) - 1; - } -} - -bool classmark_is_r99(struct gsm_classmark *cm) -{ - int rev_lev = 0; - if (cm->classmark1_set) - rev_lev = cm->classmark1.rev_lev; - else if (cm->classmark2_len > 0) - rev_lev = (cm->classmark2[0] >> 5) & 0x3; - return rev_lev >= 2; -} - -static const struct osmo_stat_item_desc bts_stat_desc[] = { - { "chanloadavg", "Channel load average.", "%", 16, 0 }, - { "T3122", "T3122 IMMEDIATE ASSIGNMENT REJECT wait indicator.", "s", 16, GSM_T3122_DEFAULT }, -}; - -static const struct osmo_stat_item_group_desc bts_statg_desc = { - .group_name_prefix = "bts", - .group_description = "base transceiver station", - .class_id = OSMO_STATS_CLASS_GLOBAL, - .num_items = ARRAY_SIZE(bts_stat_desc), - .item_desc = bts_stat_desc, -}; - -void gsm_abis_mo_reset(struct gsm_abis_mo *mo) -{ - mo->nm_state.operational = NM_OPSTATE_NULL; - mo->nm_state.availability = NM_AVSTATE_POWER_OFF; -} - -static void gsm_mo_init(struct gsm_abis_mo *mo, struct gsm_bts *bts, - uint8_t obj_class, uint8_t p1, uint8_t p2, uint8_t p3) -{ - mo->bts = bts; - mo->obj_class = obj_class; - mo->obj_inst.bts_nr = p1; - mo->obj_inst.trx_nr = p2; - mo->obj_inst.ts_nr = p3; - gsm_abis_mo_reset(mo); -} - -const struct value_string bts_attribute_names[] = { - OSMO_VALUE_STRING(BTS_TYPE_VARIANT), - OSMO_VALUE_STRING(BTS_SUB_MODEL), - OSMO_VALUE_STRING(TRX_PHY_VERSION), - { 0, NULL } -}; - -enum bts_attribute str2btsattr(const char *s) -{ - return get_string_value(bts_attribute_names, s); -} - -const char *btsatttr2str(enum bts_attribute v) -{ - return get_value_string(bts_attribute_names, v); -} - -const struct value_string osmo_bts_variant_names[_NUM_BTS_VARIANT + 1] = { - { BTS_UNKNOWN, "unknown" }, - { BTS_OSMO_LITECELL15, "osmo-bts-lc15" }, - { BTS_OSMO_OCTPHY, "osmo-bts-octphy" }, - { BTS_OSMO_SYSMO, "osmo-bts-sysmo" }, - { BTS_OSMO_TRX, "omso-bts-trx" }, - { 0, NULL } -}; - -enum gsm_bts_type_variant str2btsvariant(const char *arg) -{ - return get_string_value(osmo_bts_variant_names, arg); -} - -const char *btsvariant2str(enum gsm_bts_type_variant v) -{ - return get_value_string(osmo_bts_variant_names, v); -} - -const struct value_string bts_type_names[_NUM_GSM_BTS_TYPE + 1] = { - { GSM_BTS_TYPE_UNKNOWN, "unknown" }, - { GSM_BTS_TYPE_BS11, "bs11" }, - { GSM_BTS_TYPE_NANOBTS, "nanobts" }, - { GSM_BTS_TYPE_RBS2000, "rbs2000" }, - { GSM_BTS_TYPE_NOKIA_SITE, "nokia_site" }, - { GSM_BTS_TYPE_OSMOBTS, "sysmobts" }, - { 0, NULL } -}; - -enum gsm_bts_type str2btstype(const char *arg) -{ - return get_string_value(bts_type_names, arg); -} - -const char *btstype2str(enum gsm_bts_type type) -{ - return get_value_string(bts_type_names, type); -} - -const struct value_string gsm_bts_features_descs[] = { - { BTS_FEAT_HSCSD, "HSCSD" }, - { BTS_FEAT_GPRS, "GPRS" }, - { BTS_FEAT_EGPRS, "EGPRS" }, - { BTS_FEAT_ECSD, "ECSD" }, - { BTS_FEAT_HOPPING, "Frequency Hopping" }, - { BTS_FEAT_MULTI_TSC, "Multi-TSC" }, - { BTS_FEAT_OML_ALERTS, "OML Alerts" }, - { BTS_FEAT_AGCH_PCH_PROP, "AGCH/PCH proportional allocation" }, - { BTS_FEAT_CBCH, "CBCH" }, - { 0, NULL } -}; - -const struct value_string gsm_chreq_descs[] = { - { GSM_CHREQ_REASON_EMERG, "emergency call" }, - { GSM_CHREQ_REASON_PAG, "answer to paging" }, - { GSM_CHREQ_REASON_CALL, "call re-establishment" }, - { GSM_CHREQ_REASON_LOCATION_UPD,"Location updating" }, - { GSM_CHREQ_REASON_PDCH, "one phase packet access" }, - { GSM_CHREQ_REASON_OTHER, "other" }, - { 0, NULL } -}; - -const struct value_string gsm_pchant_names[13] = { - { GSM_PCHAN_NONE, "NONE" }, - { GSM_PCHAN_CCCH, "CCCH" }, - { GSM_PCHAN_CCCH_SDCCH4,"CCCH+SDCCH4" }, - { GSM_PCHAN_TCH_F, "TCH/F" }, - { GSM_PCHAN_TCH_H, "TCH/H" }, - { GSM_PCHAN_SDCCH8_SACCH8C, "SDCCH8" }, - { GSM_PCHAN_PDCH, "PDCH" }, - { GSM_PCHAN_TCH_F_PDCH, "TCH/F_PDCH" }, - { GSM_PCHAN_UNKNOWN, "UNKNOWN" }, - { GSM_PCHAN_CCCH_SDCCH4_CBCH, "CCCH+SDCCH4+CBCH" }, - { GSM_PCHAN_SDCCH8_SACCH8C_CBCH, "SDCCH8+CBCH" }, - { GSM_PCHAN_TCH_F_TCH_H_PDCH, "TCH/F_TCH/H_PDCH" }, - { 0, NULL } -}; - -const struct value_string gsm_pchant_descs[13] = { - { GSM_PCHAN_NONE, "Physical Channel not configured" }, - { GSM_PCHAN_CCCH, "FCCH + SCH + BCCH + CCCH (Comb. IV)" }, - { GSM_PCHAN_CCCH_SDCCH4, - "FCCH + SCH + BCCH + CCCH + 4 SDCCH + 2 SACCH (Comb. V)" }, - { GSM_PCHAN_TCH_F, "TCH/F + FACCH/F + SACCH (Comb. I)" }, - { GSM_PCHAN_TCH_H, "2 TCH/H + 2 FACCH/H + 2 SACCH (Comb. II)" }, - { GSM_PCHAN_SDCCH8_SACCH8C, "8 SDCCH + 4 SACCH (Comb. VII)" }, - { GSM_PCHAN_PDCH, "Packet Data Channel for GPRS/EDGE" }, - { GSM_PCHAN_TCH_F_PDCH, "Dynamic TCH/F or GPRS PDCH" }, - { GSM_PCHAN_UNKNOWN, "Unknown / Unsupported channel combination" }, - { GSM_PCHAN_CCCH_SDCCH4_CBCH, "FCCH + SCH + BCCH + CCCH + CBCH + 3 SDCCH + 2 SACCH (Comb. V)" }, - { GSM_PCHAN_SDCCH8_SACCH8C_CBCH, "7 SDCCH + 4 SACCH + CBCH (Comb. VII)" }, - { GSM_PCHAN_TCH_F_TCH_H_PDCH, "Dynamic TCH/F or TCH/H or GPRS PDCH" }, - { 0, NULL } -}; - -const char *gsm_pchan_name(enum gsm_phys_chan_config c) -{ - return get_value_string(gsm_pchant_names, c); -} - -enum gsm_phys_chan_config gsm_pchan_parse(const char *name) -{ - return get_string_value(gsm_pchant_names, name); -} - -/* TODO: move to libosmocore, next to gsm_chan_t_names? */ -const char *gsm_lchant_name(enum gsm_chan_t c) -{ - return get_value_string(gsm_chan_t_names, c); -} - -static const struct value_string lchan_s_names[] = { - { LCHAN_S_NONE, "NONE" }, - { LCHAN_S_ACT_REQ, "ACTIVATION REQUESTED" }, - { LCHAN_S_ACTIVE, "ACTIVE" }, - { LCHAN_S_INACTIVE, "INACTIVE" }, - { LCHAN_S_REL_REQ, "RELEASE REQUESTED" }, - { LCHAN_S_REL_ERR, "RELEASE DUE ERROR" }, - { LCHAN_S_BROKEN, "BROKEN UNUSABLE" }, - { 0, NULL } -}; - -const char *gsm_lchans_name(enum gsm_lchan_state s) -{ - return get_value_string(lchan_s_names, s); -} - -static const struct value_string chreq_names[] = { - { GSM_CHREQ_REASON_EMERG, "EMERGENCY" }, - { GSM_CHREQ_REASON_PAG, "PAGING" }, - { GSM_CHREQ_REASON_CALL, "CALL" }, - { GSM_CHREQ_REASON_LOCATION_UPD,"LOCATION_UPDATE" }, - { GSM_CHREQ_REASON_OTHER, "OTHER" }, - { 0, NULL } -}; - -const char *gsm_chreq_name(enum gsm_chreq_reason_t c) -{ - return get_value_string(chreq_names, c); -} - -struct gsm_bts *gsm_bts_num(struct gsm_network *net, int num) -{ - struct gsm_bts *bts; - - if (num >= net->num_bts) - return NULL; - - llist_for_each_entry(bts, &net->bts_list, list) { - if (bts->nr == num) - return bts; - } - - return NULL; -} - -struct gsm_bts_trx *gsm_bts_trx_alloc(struct gsm_bts *bts) -{ - struct gsm_bts_trx *trx = talloc_zero(bts, struct gsm_bts_trx); - int k; - - if (!trx) - return NULL; - - trx->bts = bts; - trx->nr = bts->num_trx++; - trx->mo.nm_state.administrative = NM_STATE_UNLOCKED; - - gsm_mo_init(&trx->mo, bts, NM_OC_RADIO_CARRIER, - bts->nr, trx->nr, 0xff); - gsm_mo_init(&trx->bb_transc.mo, bts, NM_OC_BASEB_TRANSC, - bts->nr, trx->nr, 0xff); - - for (k = 0; k < TRX_NR_TS; k++) { - struct gsm_bts_trx_ts *ts = &trx->ts[k]; - int l; - - ts->trx = trx; - ts->nr = k; - ts->pchan = GSM_PCHAN_NONE; - ts->dyn.pchan_is = GSM_PCHAN_NONE; - ts->dyn.pchan_want = GSM_PCHAN_NONE; - ts->tsc = -1; - - gsm_mo_init(&ts->mo, bts, NM_OC_CHANNEL, - bts->nr, trx->nr, ts->nr); - - ts->hopping.arfcns.data_len = sizeof(ts->hopping.arfcns_data); - ts->hopping.arfcns.data = ts->hopping.arfcns_data; - ts->hopping.ma.data_len = sizeof(ts->hopping.ma_data); - ts->hopping.ma.data = ts->hopping.ma_data; - - for (l = 0; l < TS_MAX_LCHAN; l++) { - struct gsm_lchan *lchan; - char *name; - lchan = &ts->lchan[l]; - - lchan->ts = ts; - lchan->nr = l; - lchan->type = GSM_LCHAN_NONE; - - name = gsm_lchan_name_compute(lchan); - lchan->name = talloc_strdup(trx, name); - } - } - - if (trx->nr != 0) - trx->nominal_power = bts->c0->nominal_power; - - llist_add_tail(&trx->list, &bts->trx_list); - - return trx; -} - - -static const uint8_t bts_nse_timer_default[] = { 3, 3, 3, 3, 30, 3, 10 }; -static const uint8_t bts_cell_timer_default[] = - { 3, 3, 3, 3, 3, 10, 3, 10, 3, 10, 3 }; -static const struct gprs_rlc_cfg rlc_cfg_default = { - .parameter = { - [RLC_T3142] = 20, - [RLC_T3169] = 5, - [RLC_T3191] = 5, - [RLC_T3193] = 160, /* 10ms */ - [RLC_T3195] = 5, - [RLC_N3101] = 10, - [RLC_N3103] = 4, - [RLC_N3105] = 8, - [CV_COUNTDOWN] = 15, - [T_DL_TBF_EXT] = 250 * 10, /* ms */ - [T_UL_TBF_EXT] = 250 * 10, /* ms */ - }, - .paging = { - .repeat_time = 5 * 50, /* ms */ - .repeat_count = 3, - }, - .cs_mask = 0x1fff, - .initial_cs = 2, - .initial_mcs = 6, -}; - -struct gsm_bts *gsm_bts_alloc(struct gsm_network *net, uint8_t bts_num) -{ - struct gsm_bts *bts = talloc_zero(net, struct gsm_bts); - int i; - - if (!bts) - return NULL; - - bts->nr = bts_num; - bts->num_trx = 0; - INIT_LLIST_HEAD(&bts->trx_list); - bts->network = net; - - bts->ms_max_power = 15; /* dBm */ - - gsm_mo_init(&bts->mo, bts, NM_OC_BTS, - bts->nr, 0xff, 0xff); - gsm_mo_init(&bts->site_mgr.mo, bts, NM_OC_SITE_MANAGER, - 0xff, 0xff, 0xff); - - for (i = 0; i < ARRAY_SIZE(bts->gprs.nsvc); i++) { - bts->gprs.nsvc[i].bts = bts; - bts->gprs.nsvc[i].id = i; - gsm_mo_init(&bts->gprs.nsvc[i].mo, bts, NM_OC_GPRS_NSVC, - bts->nr, i, 0xff); - } - memcpy(&bts->gprs.nse.timer, bts_nse_timer_default, - sizeof(bts->gprs.nse.timer)); - gsm_mo_init(&bts->gprs.nse.mo, bts, NM_OC_GPRS_NSE, - bts->nr, 0xff, 0xff); - memcpy(&bts->gprs.cell.timer, bts_cell_timer_default, - sizeof(bts->gprs.cell.timer)); - gsm_mo_init(&bts->gprs.cell.mo, bts, NM_OC_GPRS_CELL, - bts->nr, 0xff, 0xff); - memcpy(&bts->gprs.cell.rlc_cfg, &rlc_cfg_default, - sizeof(bts->gprs.cell.rlc_cfg)); - - /* init statistics */ - bts->bts_ctrs = rate_ctr_group_alloc(bts, &bts_ctrg_desc, bts->nr); - if (!bts->bts_ctrs) { - talloc_free(bts); - return NULL; - } - bts->bts_statg = osmo_stat_item_group_alloc(bts, &bts_statg_desc, 0); - - /* create our primary TRX */ - bts->c0 = gsm_bts_trx_alloc(bts); - if (!bts->c0) { - rate_ctr_group_free(bts->bts_ctrs); - osmo_stat_item_group_free(bts->bts_statg); - talloc_free(bts); - return NULL; - } - bts->c0->ts[0].pchan = GSM_PCHAN_CCCH_SDCCH4; - - bts->rach_b_thresh = -1; - bts->rach_ldavg_slots = -1; - - bts->paging.free_chans_need = -1; - INIT_LLIST_HEAD(&bts->paging.pending_requests); - - bts->features.data = &bts->_features_data[0]; - bts->features.data_len = sizeof(bts->_features_data); - - /* si handling */ - bts->bcch_change_mark = 1; - - bts->ho = ho_cfg_init(bts, net->ho); - - /* timer overrides */ - bts->T3122 = 0; /* not overriden by default */ - - return bts; -} - -/* reset the state of all MO in the BTS */ -void gsm_bts_mo_reset(struct gsm_bts *bts) -{ - struct gsm_bts_trx *trx; - unsigned int i; - - gsm_abis_mo_reset(&bts->mo); - gsm_abis_mo_reset(&bts->site_mgr.mo); - for (i = 0; i < ARRAY_SIZE(bts->gprs.nsvc); i++) - gsm_abis_mo_reset(&bts->gprs.nsvc[i].mo); - gsm_abis_mo_reset(&bts->gprs.nse.mo); - gsm_abis_mo_reset(&bts->gprs.cell.mo); - - llist_for_each_entry(trx, &bts->trx_list, list) { - gsm_abis_mo_reset(&trx->mo); - gsm_abis_mo_reset(&trx->bb_transc.mo); - - for (i = 0; i < ARRAY_SIZE(trx->ts); i++) { - struct gsm_bts_trx_ts *ts = &trx->ts[i]; - gsm_abis_mo_reset(&ts->mo); - } - } -} - -struct gsm_bts_trx *gsm_bts_trx_num(const struct gsm_bts *bts, int num) -{ - struct gsm_bts_trx *trx; - - if (num >= bts->num_trx) - return NULL; - - llist_for_each_entry(trx, &bts->trx_list, list) { - if (trx->nr == num) - return trx; - } - - return NULL; -} - -static char ts2str[255]; - -char *gsm_trx_name(const struct gsm_bts_trx *trx) -{ - if (!trx) - snprintf(ts2str, sizeof(ts2str), "(trx=NULL)"); - else - snprintf(ts2str, sizeof(ts2str), "(bts=%d,trx=%d)", - trx->bts->nr, trx->nr); - - return ts2str; -} - - -char *gsm_ts_name(const struct gsm_bts_trx_ts *ts) -{ - snprintf(ts2str, sizeof(ts2str), "(bts=%d,trx=%d,ts=%d)", - ts->trx->bts->nr, ts->trx->nr, ts->nr); - - return ts2str; -} - -/*! Log timeslot number with full pchan information */ -char *gsm_ts_and_pchan_name(const struct gsm_bts_trx_ts *ts) -{ - switch (ts->pchan) { - case GSM_PCHAN_TCH_F_TCH_H_PDCH: - if (ts->dyn.pchan_is == ts->dyn.pchan_want) - snprintf(ts2str, sizeof(ts2str), - "(bts=%d,trx=%d,ts=%d,pchan=%s as %s)", - ts->trx->bts->nr, ts->trx->nr, ts->nr, - gsm_pchan_name(ts->pchan), - gsm_pchan_name(ts->dyn.pchan_is)); - else - snprintf(ts2str, sizeof(ts2str), - "(bts=%d,trx=%d,ts=%d,pchan=%s" - " switching %s -> %s)", - ts->trx->bts->nr, ts->trx->nr, ts->nr, - gsm_pchan_name(ts->pchan), - gsm_pchan_name(ts->dyn.pchan_is), - gsm_pchan_name(ts->dyn.pchan_want)); - break; - case GSM_PCHAN_TCH_F_PDCH: - if ((ts->flags & TS_F_PDCH_PENDING_MASK) == 0) - snprintf(ts2str, sizeof(ts2str), - "(bts=%d,trx=%d,ts=%d,pchan=%s as %s)", - ts->trx->bts->nr, ts->trx->nr, ts->nr, - gsm_pchan_name(ts->pchan), - (ts->flags & TS_F_PDCH_ACTIVE)? "PDCH" - : "TCH/F"); - else - snprintf(ts2str, sizeof(ts2str), - "(bts=%d,trx=%d,ts=%d,pchan=%s" - " switching %s -> %s)", - ts->trx->bts->nr, ts->trx->nr, ts->nr, - gsm_pchan_name(ts->pchan), - (ts->flags & TS_F_PDCH_ACTIVE)? "PDCH" - : "TCH/F", - (ts->flags & TS_F_PDCH_ACT_PENDING)? "PDCH" - : "TCH/F"); - break; - default: - snprintf(ts2str, sizeof(ts2str), "(bts=%d,trx=%d,ts=%d,pchan=%s)", - ts->trx->bts->nr, ts->trx->nr, ts->nr, - gsm_pchan_name(ts->pchan)); - break; - } - - return ts2str; -} - -char *gsm_lchan_name_compute(const struct gsm_lchan *lchan) -{ - struct gsm_bts_trx_ts *ts = lchan->ts; - - snprintf(ts2str, sizeof(ts2str), "(bts=%d,trx=%d,ts=%d,ss=%d)", - ts->trx->bts->nr, ts->trx->nr, ts->nr, lchan->nr); - - return ts2str; -} - -/* obtain the MO structure for a given object instance */ -static inline struct gsm_abis_mo * -gsm_objclass2mo(struct gsm_bts *bts, uint8_t obj_class, - const struct abis_om_obj_inst *obj_inst) -{ - struct gsm_bts_trx *trx; - struct gsm_abis_mo *mo = NULL; - - switch (obj_class) { - case NM_OC_BTS: - mo = &bts->mo; - break; - case NM_OC_RADIO_CARRIER: - if (obj_inst->trx_nr >= bts->num_trx) { - return NULL; - } - trx = gsm_bts_trx_num(bts, obj_inst->trx_nr); - mo = &trx->mo; - break; - case NM_OC_BASEB_TRANSC: - if (obj_inst->trx_nr >= bts->num_trx) { - return NULL; - } - trx = gsm_bts_trx_num(bts, obj_inst->trx_nr); - mo = &trx->bb_transc.mo; - break; - case NM_OC_CHANNEL: - if (obj_inst->trx_nr >= bts->num_trx) { - return NULL; - } - trx = gsm_bts_trx_num(bts, obj_inst->trx_nr); - if (obj_inst->ts_nr >= TRX_NR_TS) - return NULL; - mo = &trx->ts[obj_inst->ts_nr].mo; - break; - case NM_OC_SITE_MANAGER: - mo = &bts->site_mgr.mo; - break; - case NM_OC_BS11: - switch (obj_inst->bts_nr) { - case BS11_OBJ_CCLK: - mo = &bts->bs11.cclk.mo; - break; - case BS11_OBJ_BBSIG: - if (obj_inst->ts_nr > bts->num_trx) - return NULL; - trx = gsm_bts_trx_num(bts, obj_inst->trx_nr); - mo = &trx->bs11.bbsig.mo; - break; - case BS11_OBJ_PA: - if (obj_inst->ts_nr > bts->num_trx) - return NULL; - trx = gsm_bts_trx_num(bts, obj_inst->trx_nr); - mo = &trx->bs11.pa.mo; - break; - default: - return NULL; - } - break; - case NM_OC_BS11_RACK: - mo = &bts->bs11.rack.mo; - break; - case NM_OC_BS11_ENVABTSE: - if (obj_inst->trx_nr >= ARRAY_SIZE(bts->bs11.envabtse)) - return NULL; - mo = &bts->bs11.envabtse[obj_inst->trx_nr].mo; - break; - case NM_OC_GPRS_NSE: - mo = &bts->gprs.nse.mo; - break; - case NM_OC_GPRS_CELL: - mo = &bts->gprs.cell.mo; - break; - case NM_OC_GPRS_NSVC: - if (obj_inst->trx_nr >= ARRAY_SIZE(bts->gprs.nsvc)) - return NULL; - mo = &bts->gprs.nsvc[obj_inst->trx_nr].mo; - break; - } - return mo; -} - -/* obtain the gsm_nm_state data structure for a given object instance */ -struct gsm_nm_state * -gsm_objclass2nmstate(struct gsm_bts *bts, uint8_t obj_class, - const struct abis_om_obj_inst *obj_inst) -{ - struct gsm_abis_mo *mo; - - mo = gsm_objclass2mo(bts, obj_class, obj_inst); - if (!mo) - return NULL; - - return &mo->nm_state; -} - -/* obtain the in-memory data structure of a given object instance */ -void * -gsm_objclass2obj(struct gsm_bts *bts, uint8_t obj_class, - const struct abis_om_obj_inst *obj_inst) -{ - struct gsm_bts_trx *trx; - void *obj = NULL; - - switch (obj_class) { - case NM_OC_BTS: - obj = bts; - break; - case NM_OC_RADIO_CARRIER: - if (obj_inst->trx_nr >= bts->num_trx) { - return NULL; - } - trx = gsm_bts_trx_num(bts, obj_inst->trx_nr); - obj = trx; - break; - case NM_OC_BASEB_TRANSC: - if (obj_inst->trx_nr >= bts->num_trx) { - return NULL; - } - trx = gsm_bts_trx_num(bts, obj_inst->trx_nr); - obj = &trx->bb_transc; - break; - case NM_OC_CHANNEL: - if (obj_inst->trx_nr >= bts->num_trx) { - return NULL; - } - trx = gsm_bts_trx_num(bts, obj_inst->trx_nr); - if (obj_inst->ts_nr >= TRX_NR_TS) - return NULL; - obj = &trx->ts[obj_inst->ts_nr]; - break; - case NM_OC_SITE_MANAGER: - obj = &bts->site_mgr; - break; - case NM_OC_GPRS_NSE: - obj = &bts->gprs.nse; - break; - case NM_OC_GPRS_CELL: - obj = &bts->gprs.cell; - break; - case NM_OC_GPRS_NSVC: - if (obj_inst->trx_nr >= ARRAY_SIZE(bts->gprs.nsvc)) - return NULL; - obj = &bts->gprs.nsvc[obj_inst->trx_nr]; - break; - } - return obj; -} - -/* See Table 10.5.25 of GSM04.08 */ -uint8_t gsm_pchan2chan_nr(enum gsm_phys_chan_config pchan, - uint8_t ts_nr, uint8_t lchan_nr) -{ - uint8_t cbits, chan_nr; - - switch (pchan) { - case GSM_PCHAN_TCH_F: - case GSM_PCHAN_TCH_F_PDCH: - OSMO_ASSERT(lchan_nr == 0); - cbits = 0x01; - break; - case GSM_PCHAN_PDCH: - OSMO_ASSERT(lchan_nr == 0); - cbits = RSL_CHAN_OSMO_PDCH >> 3; - break; - case GSM_PCHAN_TCH_H: - OSMO_ASSERT(lchan_nr < 2); - cbits = 0x02; - cbits += lchan_nr; - break; - case GSM_PCHAN_CCCH_SDCCH4: - case GSM_PCHAN_CCCH_SDCCH4_CBCH: - /* - * As a special hack for BCCH, lchan_nr == 4 may be passed - * here. This should never be sent in an RSL message. - * See osmo-bts-xxx/oml.c:opstart_compl(). - */ - if (lchan_nr == CCCH_LCHAN) - chan_nr = 0; - else - OSMO_ASSERT(lchan_nr < 4); - cbits = 0x04; - cbits += lchan_nr; - break; - case GSM_PCHAN_SDCCH8_SACCH8C: - case GSM_PCHAN_SDCCH8_SACCH8C_CBCH: - OSMO_ASSERT(lchan_nr < 8); - cbits = 0x08; - cbits += lchan_nr; - break; - default: - case GSM_PCHAN_CCCH: - OSMO_ASSERT(lchan_nr == 0); - cbits = 0x10; - break; - } - - chan_nr = (cbits << 3) | (ts_nr & 0x7); - - return chan_nr; -} - -uint8_t gsm_lchan2chan_nr(const struct gsm_lchan *lchan) -{ - enum gsm_phys_chan_config pchan = lchan->ts->pchan; - if (pchan == GSM_PCHAN_TCH_F_TCH_H_PDCH) - return gsm_lchan_as_pchan2chan_nr(lchan, - lchan->ts->dyn.pchan_is); - return gsm_pchan2chan_nr(lchan->ts->pchan, lchan->ts->nr, lchan->nr); -} - -uint8_t gsm_lchan_as_pchan2chan_nr(const struct gsm_lchan *lchan, - enum gsm_phys_chan_config as_pchan) -{ - if (lchan->ts->pchan == GSM_PCHAN_TCH_F_TCH_H_PDCH - && as_pchan == GSM_PCHAN_PDCH) - return RSL_CHAN_OSMO_PDCH | (lchan->ts->nr & ~RSL_CHAN_NR_MASK); - return gsm_pchan2chan_nr(as_pchan, lchan->ts->nr, lchan->nr); -} - -/* return the gsm_lchan for the CBCH (if it exists at all) */ -struct gsm_lchan *gsm_bts_get_cbch(struct gsm_bts *bts) -{ - struct gsm_lchan *lchan = NULL; - struct gsm_bts_trx *trx = bts->c0; - - if (trx->ts[0].pchan == GSM_PCHAN_CCCH_SDCCH4_CBCH) - lchan = &trx->ts[0].lchan[2]; - else { - int i; - for (i = 0; i < 8; i++) { - if (trx->ts[i].pchan == GSM_PCHAN_SDCCH8_SACCH8C_CBCH) { - lchan = &trx->ts[i].lchan[2]; - break; - } - } - } - - return lchan; -} - -/* determine logical channel based on TRX and channel number IE */ -struct gsm_lchan *rsl_lchan_lookup(struct gsm_bts_trx *trx, uint8_t chan_nr, - int *rc) -{ - uint8_t ts_nr = chan_nr & 0x07; - uint8_t cbits = chan_nr >> 3; - uint8_t lch_idx; - struct gsm_bts_trx_ts *ts = &trx->ts[ts_nr]; - bool ok = true; - - if (rc) - *rc = -EINVAL; - - if (cbits == 0x01) { - lch_idx = 0; /* TCH/F */ - if (ts->pchan != GSM_PCHAN_TCH_F && - ts->pchan != GSM_PCHAN_PDCH && - ts->pchan != GSM_PCHAN_TCH_F_PDCH - && !(ts->pchan == GSM_PCHAN_TCH_F_TCH_H_PDCH - && (ts->dyn.pchan_is == GSM_PCHAN_TCH_F - || ts->dyn.pchan_want == GSM_PCHAN_TCH_F))) - ok = false; - } else if ((cbits & 0x1e) == 0x02) { - lch_idx = cbits & 0x1; /* TCH/H */ - if (ts->pchan != GSM_PCHAN_TCH_H - && !(ts->pchan == GSM_PCHAN_TCH_F_TCH_H_PDCH - && (ts->dyn.pchan_is == GSM_PCHAN_TCH_H - || ts->dyn.pchan_want == GSM_PCHAN_TCH_H))) - ok = false; - } else if ((cbits & 0x1c) == 0x04) { - lch_idx = cbits & 0x3; /* SDCCH/4 */ - if (ts->pchan != GSM_PCHAN_CCCH_SDCCH4 && - ts->pchan != GSM_PCHAN_CCCH_SDCCH4_CBCH) - ok = false; - } else if ((cbits & 0x18) == 0x08) { - lch_idx = cbits & 0x7; /* SDCCH/8 */ - if (ts->pchan != GSM_PCHAN_SDCCH8_SACCH8C && - ts->pchan != GSM_PCHAN_SDCCH8_SACCH8C_CBCH) - ok = false; - } else if (cbits == 0x10 || cbits == 0x11 || cbits == 0x12) { - lch_idx = 0; - if (ts->pchan != GSM_PCHAN_CCCH && - ts->pchan != GSM_PCHAN_CCCH_SDCCH4 && - ts->pchan != GSM_PCHAN_CCCH_SDCCH4_CBCH) - ok = false; - /* FIXME: we should not return first sdcch4 !!! */ - } else if ((chan_nr & RSL_CHAN_NR_MASK) == RSL_CHAN_OSMO_PDCH) { - lch_idx = 0; - if (ts->pchan != GSM_PCHAN_TCH_F_TCH_H_PDCH) - ok = false; - } else - return NULL; - - if (rc && ok) - *rc = 0; - - return &ts->lchan[lch_idx]; -} - -static const uint8_t subslots_per_pchan[] = { - [GSM_PCHAN_NONE] = 0, - [GSM_PCHAN_CCCH] = 0, - [GSM_PCHAN_PDCH] = 0, - [GSM_PCHAN_CCCH_SDCCH4] = 4, - [GSM_PCHAN_TCH_F] = 1, - [GSM_PCHAN_TCH_H] = 2, - [GSM_PCHAN_SDCCH8_SACCH8C] = 8, - [GSM_PCHAN_CCCH_SDCCH4_CBCH] = 4, - [GSM_PCHAN_SDCCH8_SACCH8C_CBCH] = 8, - /* - * GSM_PCHAN_TCH_F_PDCH and GSM_PCHAN_TCH_F_TCH_H_PDCH should not be - * part of this, those TS are handled according to their dynamic state. - */ -}; - -/*! Return the actual pchan type, also heeding dynamic TS. */ -enum gsm_phys_chan_config ts_pchan(struct gsm_bts_trx_ts *ts) -{ - switch (ts->pchan) { - case GSM_PCHAN_TCH_F_TCH_H_PDCH: - return ts->dyn.pchan_is; - case GSM_PCHAN_TCH_F_PDCH: - if (ts->flags & TS_F_PDCH_ACTIVE) - return GSM_PCHAN_PDCH; - else - return GSM_PCHAN_TCH_F; - default: - return ts->pchan; - } -} - -/*! According to ts->pchan and possibly ts->dyn_pchan, return the number of - * logical channels available in the timeslot. */ -uint8_t ts_subslots(struct gsm_bts_trx_ts *ts) -{ - return subslots_per_pchan[ts_pchan(ts)]; -} - -static bool pchan_is_tch(enum gsm_phys_chan_config pchan) -{ - switch (pchan) { - case GSM_PCHAN_TCH_F: - case GSM_PCHAN_TCH_H: - return true; - default: - return false; - } -} - -bool ts_is_tch(struct gsm_bts_trx_ts *ts) -{ - return pchan_is_tch(ts_pchan(ts)); -} diff --git a/src/libcommon/handover_cfg.c b/src/libcommon/handover_cfg.c deleted file mode 100644 index 8c208f669..000000000 --- a/src/libcommon/handover_cfg.c +++ /dev/null @@ -1,83 +0,0 @@ -/* OsmoBSC handover configuration implementation */ -/* (C) 2017 by sysmocom - s.f.m.c. GmbH - * (C) 2009-2010 by Harald Welte - * All Rights Reserved - * - * Author: Neels Hofmeyr - * - * 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 - -struct handover_cfg { - struct handover_cfg *higher_level_cfg; - -#define HO_CFG_ONE_MEMBER(TYPE, NAME, DEFAULT_VAL, VTY1, VTY2, VTY3, VTY4, VTY5, VTY6) \ - TYPE NAME; \ - bool has_##NAME; - - HO_CFG_ALL_MEMBERS -#undef HO_CFG_ONE_MEMBER -}; - -struct handover_cfg *ho_cfg_init(void *ctx, struct handover_cfg *higher_level_cfg) -{ - struct handover_cfg *ho = talloc_zero(ctx, struct handover_cfg); - OSMO_ASSERT(ho); - ho->higher_level_cfg = higher_level_cfg; - return ho; -} - -#define HO_CFG_ONE_MEMBER(TYPE, NAME, DEFAULT_VAL, VTY1, VTY2, VTY_ARG_EVAL, VTY4, VTY5, VTY6) \ -TYPE ho_get_##NAME(struct handover_cfg *ho) \ -{ \ - if (ho->has_##NAME) \ - return ho->NAME; \ - if (ho->higher_level_cfg) \ - return ho_get_##NAME(ho->higher_level_cfg); \ - return VTY_ARG_EVAL(#DEFAULT_VAL); \ -} \ -\ -void ho_set_##NAME(struct handover_cfg *ho, TYPE value) \ -{ \ - ho->NAME = value; \ - ho->has_##NAME = true; \ -} \ -\ -bool ho_isset_##NAME(struct handover_cfg *ho) \ -{ \ - return ho->has_##NAME; \ -} \ -\ -void ho_clear_##NAME(struct handover_cfg *ho) \ -{ \ - ho->has_##NAME = false; \ -} \ -\ -bool ho_isset_on_parent_##NAME(struct handover_cfg *ho) \ -{ \ - return ho->higher_level_cfg \ - && (ho_isset_##NAME(ho->higher_level_cfg) \ - || ho_isset_on_parent_##NAME(ho->higher_level_cfg)); \ -} - -HO_CFG_ALL_MEMBERS -#undef HO_CFG_ONE_MEMBER diff --git a/src/osmo-bsc/Makefile.am b/src/osmo-bsc/Makefile.am index 79788526f..50f9c7847 100644 --- a/src/osmo-bsc/Makefile.am +++ b/src/osmo-bsc/Makefile.am @@ -43,7 +43,6 @@ osmo_bsc_LDADD = \ $(top_builddir)/src/libfilter/libfilter.a \ $(top_builddir)/src/libbsc/libbsc.a \ $(top_builddir)/src/libcommon-cs/libcommon-cs.a \ - $(top_builddir)/src/libcommon/libcommon.a \ $(LIBOSMOCORE_LIBS) \ $(LIBOSMOGSM_LIBS) \ $(LIBOSMOVTY_LIBS) \ diff --git a/src/osmo-bsc_nat/Makefile.am b/src/osmo-bsc_nat/Makefile.am index a941b5869..83ef85064 100644 --- a/src/osmo-bsc_nat/Makefile.am +++ b/src/osmo-bsc_nat/Makefile.am @@ -41,7 +41,6 @@ osmo_bsc_nat_LDADD = \ $(top_builddir)/src/libfilter/libfilter.a \ $(top_builddir)/src/libbsc/libbsc.a \ $(top_builddir)/src/libcommon-cs/libcommon-cs.a \ - $(top_builddir)/src/libcommon/libcommon.a \ $(LIBOSMOSCCP_LIBS) \ $(LIBOSMOCORE_LIBS) \ $(LIBOSMOGSM_LIBS) \ diff --git a/src/utils/Makefile.am b/src/utils/Makefile.am index 78d4965e6..354f2b28c 100644 --- a/src/utils/Makefile.am +++ b/src/utils/Makefile.am @@ -49,7 +49,6 @@ bs11_config_SOURCES = \ bs11_config_LDADD = \ $(top_builddir)/src/libbsc/libbsc.a \ $(top_builddir)/src/libcommon-cs/libcommon-cs.a \ - $(top_builddir)/src/libcommon/libcommon.a \ $(LIBOSMOCORE_LIBS) \ $(LIBOSMOGSM_LIBS) \ $(LIBOSMOABIS_LIBS) \ @@ -115,7 +114,7 @@ meas_json_SOURCES = \ $(NULL) meas_json_LDADD = \ - $(top_builddir)/src/libcommon/libcommon.a \ + $(top_builddir)/src/libbsc/libbsc.a \ $(LIBOSMOCORE_LIBS) \ $(LIBOSMOGSM_LIBS) \ $(NULL) diff --git a/tests/abis/Makefile.am b/tests/abis/Makefile.am index 137321cb4..1e982afc6 100644 --- a/tests/abis/Makefile.am +++ b/tests/abis/Makefile.am @@ -26,7 +26,6 @@ abis_test_SOURCES = \ abis_test_LDADD = \ $(top_builddir)/src/libbsc/libbsc.a \ - $(top_builddir)/src/libcommon/libcommon.a \ $(top_builddir)/src/libcommon-cs/libcommon-cs.a \ $(LIBOSMOCORE_LIBS) \ $(LIBOSMOABIS_LIBS) \ diff --git a/tests/bsc-nat-trie/Makefile.am b/tests/bsc-nat-trie/Makefile.am index d20bd0a5a..4afa1a4d7 100644 --- a/tests/bsc-nat-trie/Makefile.am +++ b/tests/bsc-nat-trie/Makefile.am @@ -11,7 +11,6 @@ noinst_PROGRAMS = bsc_nat_trie_test bsc_nat_trie_test_SOURCES = bsc_nat_trie_test.c \ $(top_srcdir)/src/osmo-bsc_nat/bsc_nat_rewrite_trie.c bsc_nat_trie_test_LDADD = $(top_builddir)/src/libbsc/libbsc.a \ - $(top_builddir)/src/libcommon/libcommon.a \ $(LIBOSMOCORE_LIBS) $(LIBOSMOGSM_LIBS) -lrt \ $(LIBOSMOSCCP_LIBS) $(LIBOSMOVTY_LIBS) \ $(LIBOSMOABIS_LIBS) \ diff --git a/tests/bsc-nat/Makefile.am b/tests/bsc-nat/Makefile.am index 7f6730e26..4231cb431 100644 --- a/tests/bsc-nat/Makefile.am +++ b/tests/bsc-nat/Makefile.am @@ -46,7 +46,6 @@ bsc_nat_test_LDADD = \ $(top_builddir)/src/libfilter/libfilter.a \ $(top_builddir)/src/libbsc/libbsc.a \ $(top_builddir)/src/libcommon-cs/libcommon-cs.a \ - $(top_builddir)/src/libcommon/libcommon.a \ $(LIBOSMOCORE_LIBS) \ $(LIBOSMOGSM_LIBS) \ $(LIBOSMOSCCP_LIBS) \ diff --git a/tests/bsc/Makefile.am b/tests/bsc/Makefile.am index 9d95ead23..70a788e63 100644 --- a/tests/bsc/Makefile.am +++ b/tests/bsc/Makefile.am @@ -34,7 +34,6 @@ bsc_test_SOURCES = \ bsc_test_LDADD = \ $(top_builddir)/src/libbsc/libbsc.a \ $(top_builddir)/src/libcommon-cs/libcommon-cs.a \ - $(top_builddir)/src/libcommon/libcommon.a \ $(LIBOSMOCORE_LIBS) \ $(LIBOSMOGSM_LIBS) \ $(LIBOSMOVTY_LIBS) \ diff --git a/tests/bssap/Makefile.am b/tests/bssap/Makefile.am index 77309c983..697a21511 100644 --- a/tests/bssap/Makefile.am +++ b/tests/bssap/Makefile.am @@ -34,7 +34,6 @@ bssap_test_SOURCES = \ bssap_test_LDADD = \ $(top_builddir)/src/libbsc/libbsc.a \ - $(top_builddir)/src/libcommon/libcommon.a \ $(top_builddir)/src/libcommon-cs/libcommon-cs.a \ $(LIBOSMOCORE_LIBS) \ $(LIBOSMOGSM_LIBS) \ diff --git a/tests/channel/Makefile.am b/tests/channel/Makefile.am index aae7a4532..a3c31595c 100644 --- a/tests/channel/Makefile.am +++ b/tests/channel/Makefile.am @@ -26,7 +26,6 @@ channel_test_SOURCES = \ channel_test_LDADD = \ $(top_builddir)/src/libbsc/libbsc.a \ $(top_builddir)/src/libcommon-cs/libcommon-cs.a \ - $(top_builddir)/src/libcommon/libcommon.a \ $(LIBOSMOCORE_LIBS) \ $(LIBOSMOGSM_LIBS) \ $(LIBOSMOABIS_LIBS) \ diff --git a/tests/gsm0408/Makefile.am b/tests/gsm0408/Makefile.am index c5ae061f5..eeb0d3c42 100644 --- a/tests/gsm0408/Makefile.am +++ b/tests/gsm0408/Makefile.am @@ -25,7 +25,6 @@ gsm0408_test_SOURCES = \ gsm0408_test_LDADD = \ $(top_builddir)/src/libbsc/libbsc.a \ $(top_builddir)/src/libcommon-cs/libcommon-cs.a \ - $(top_builddir)/src/libcommon/libcommon.a \ $(LIBOSMOCORE_LIBS) \ $(LIBOSMOGSM_LIBS) \ $(LIBOSMOABIS_LIBS) \ diff --git a/tests/nanobts_omlattr/Makefile.am b/tests/nanobts_omlattr/Makefile.am index 336ccaf03..2d7754243 100644 --- a/tests/nanobts_omlattr/Makefile.am +++ b/tests/nanobts_omlattr/Makefile.am @@ -24,7 +24,6 @@ nanobts_omlattr_test_SOURCES = \ nanobts_omlattr_test_LDADD = \ $(top_builddir)/src/libbsc/libbsc.a \ - $(top_builddir)/src/libcommon/libcommon.a \ $(top_builddir)/src/libcommon-cs/libcommon-cs.a \ $(LIBOSMOCORE_LIBS) \ $(LIBOSMOGSM_LIBS) \ diff --git a/tests/subscr/Makefile.am b/tests/subscr/Makefile.am index b743063fc..3c0004392 100644 --- a/tests/subscr/Makefile.am +++ b/tests/subscr/Makefile.am @@ -33,7 +33,6 @@ bsc_subscr_test_SOURCES = \ bsc_subscr_test_LDADD = \ $(top_builddir)/src/libbsc/libbsc.a \ $(top_builddir)/src/libcommon-cs/libcommon-cs.a \ - $(top_builddir)/src/libcommon/libcommon.a \ $(LIBOSMOCORE_LIBS) \ $(LIBOSMOABIS_LIBS) \ $(LIBOSMOGSM_LIBS) \ -- cgit v1.2.3