Harald Welte | fbc5ca0 | 2010-03-04 10:39:50 +0100 | [diff] [blame] | 1 | /* (C) 2008-2010 by Harald Welte <laforge@gnumonks.org> |
Harald Welte | 8470bf2 | 2008-12-25 23:28:35 +0000 | [diff] [blame] | 2 | * |
Harald Welte | 52b1f98 | 2008-12-23 20:25:15 +0000 | [diff] [blame] | 3 | * All Rights Reserved |
| 4 | * |
| 5 | * This program is free software; you can redistribute it and/or modify |
Harald Welte | 9af6ddf | 2011-01-01 15:25:50 +0100 | [diff] [blame] | 6 | * it under the terms of the GNU Affero General Public License as published by |
| 7 | * the Free Software Foundation; either version 3 of the License, or |
Harald Welte | 52b1f98 | 2008-12-23 20:25:15 +0000 | [diff] [blame] | 8 | * (at your option) any later version. |
| 9 | * |
| 10 | * This program is distributed in the hope that it will be useful, |
| 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
Harald Welte | 9af6ddf | 2011-01-01 15:25:50 +0100 | [diff] [blame] | 13 | * GNU Affero General Public License for more details. |
Harald Welte | 52b1f98 | 2008-12-23 20:25:15 +0000 | [diff] [blame] | 14 | * |
Harald Welte | 9af6ddf | 2011-01-01 15:25:50 +0100 | [diff] [blame] | 15 | * You should have received a copy of the GNU Affero General Public License |
| 16 | * along with this program. If not, see <http://www.gnu.org/licenses/>. |
Harald Welte | 52b1f98 | 2008-12-23 20:25:15 +0000 | [diff] [blame] | 17 | * |
| 18 | */ |
| 19 | |
| 20 | |
| 21 | #include <stdlib.h> |
Harald Welte | 51f3845 | 2009-02-24 22:36:40 +0000 | [diff] [blame] | 22 | #include <stdio.h> |
Harald Welte | 52b1f98 | 2008-12-23 20:25:15 +0000 | [diff] [blame] | 23 | #include <string.h> |
Harald Welte | fcd2445 | 2009-06-20 18:15:19 +0200 | [diff] [blame] | 24 | #include <errno.h> |
Harald Welte | 4258182 | 2009-08-08 16:12:58 +0200 | [diff] [blame] | 25 | #include <ctype.h> |
Harald Welte | 52b1f98 | 2008-12-23 20:25:15 +0000 | [diff] [blame] | 26 | |
Harald Welte | 97a282b | 2010-03-14 15:37:43 +0800 | [diff] [blame] | 27 | #include <netinet/in.h> |
| 28 | |
Pablo Neira Ayuso | 136f453 | 2011-03-22 16:47:59 +0100 | [diff] [blame] | 29 | #include <osmocom/core/linuxlist.h> |
| 30 | #include <osmocom/core/talloc.h> |
| 31 | #include <osmocom/gsm/gsm_utils.h> |
Harald Welte | 867d9f3 | 2011-05-23 20:30:39 +0200 | [diff] [blame] | 32 | #include <osmocom/gsm/abis_nm.h> |
Pablo Neira Ayuso | 136f453 | 2011-03-22 16:47:59 +0100 | [diff] [blame] | 33 | #include <osmocom/core/statistics.h> |
Harald Welte | 52b1f98 | 2008-12-23 20:25:15 +0000 | [diff] [blame] | 34 | |
Holger Hans Peter Freyther | ed83286 | 2010-06-28 18:20:22 +0800 | [diff] [blame] | 35 | #include <openbsc/gsm_data.h> |
Holger Hans Peter Freyther | 3e8e046 | 2010-09-15 22:29:25 +0800 | [diff] [blame] | 36 | #include <openbsc/osmo_msc_data.h> |
Holger Hans Peter Freyther | ed83286 | 2010-06-28 18:20:22 +0800 | [diff] [blame] | 37 | #include <openbsc/abis_nm.h> |
| 38 | |
Andreas Eversberg | 8226fa7 | 2009-06-29 15:19:38 +0200 | [diff] [blame] | 39 | void *tall_bsc_ctx; |
| 40 | |
Harald Welte | 39315c4 | 2010-01-10 18:01:52 +0100 | [diff] [blame] | 41 | static LLIST_HEAD(bts_models); |
| 42 | |
Holger Hans Peter Freyther | c42ad8b | 2011-04-18 17:04:00 +0200 | [diff] [blame] | 43 | void set_ts_e1link(struct gsm_bts_trx_ts *ts, uint8_t e1_nr, |
| 44 | uint8_t e1_ts, uint8_t e1_ts_ss) |
Harald Welte | cd06bfb | 2009-02-10 17:33:56 +0000 | [diff] [blame] | 45 | { |
| 46 | ts->e1_link.e1_nr = e1_nr; |
| 47 | ts->e1_link.e1_ts = e1_ts; |
| 48 | ts->e1_link.e1_ts_ss = e1_ts_ss; |
| 49 | } |
| 50 | |
Harald Welte | 39315c4 | 2010-01-10 18:01:52 +0100 | [diff] [blame] | 51 | static struct gsm_bts_model *bts_model_find(enum gsm_bts_type type) |
| 52 | { |
| 53 | struct gsm_bts_model *model; |
| 54 | |
| 55 | llist_for_each_entry(model, &bts_models, list) { |
| 56 | if (model->type == type) |
| 57 | return model; |
| 58 | } |
| 59 | |
| 60 | return NULL; |
| 61 | } |
| 62 | |
| 63 | int gsm_bts_model_register(struct gsm_bts_model *model) |
| 64 | { |
| 65 | if (bts_model_find(model->type)) |
| 66 | return -EEXIST; |
| 67 | |
Harald Welte | 867d9f3 | 2011-05-23 20:30:39 +0200 | [diff] [blame] | 68 | tlv_def_patch(&model->nm_att_tlvdef, &abis_nm_att_tlvdef); |
Harald Welte | 39315c4 | 2010-01-10 18:01:52 +0100 | [diff] [blame] | 69 | llist_add_tail(&model->list, &bts_models); |
| 70 | return 0; |
| 71 | } |
| 72 | |
Harald Welte | 84874c9 | 2009-12-14 22:33:02 +0100 | [diff] [blame] | 73 | /* Get reference to a neighbor cell on a given BCCH ARFCN */ |
Harald Welte | 0b12103 | 2009-12-15 00:21:31 +0100 | [diff] [blame] | 74 | struct gsm_bts *gsm_bts_neighbor(const struct gsm_bts *bts, |
Holger Hans Peter Freyther | c42ad8b | 2011-04-18 17:04:00 +0200 | [diff] [blame] | 75 | uint16_t arfcn, uint8_t bsic) |
Harald Welte | 84874c9 | 2009-12-14 22:33:02 +0100 | [diff] [blame] | 76 | { |
| 77 | struct gsm_bts *neigh; |
| 78 | /* FIXME: use some better heuristics here to determine which cell |
| 79 | * using this ARFCN really is closest to the target cell. For |
| 80 | * now we simply assume that each ARFCN will only be used by one |
| 81 | * cell */ |
| 82 | |
| 83 | llist_for_each_entry(neigh, &bts->network->bts_list, list) { |
Harald Welte | 0b12103 | 2009-12-15 00:21:31 +0100 | [diff] [blame] | 84 | if (neigh->c0->arfcn == arfcn && |
| 85 | neigh->bsic == bsic) |
Harald Welte | 84874c9 | 2009-12-14 22:33:02 +0100 | [diff] [blame] | 86 | return neigh; |
| 87 | } |
| 88 | |
| 89 | return NULL; |
| 90 | } |
| 91 | |
Harald Welte | e555c2b | 2012-08-17 13:02:12 +0200 | [diff] [blame] | 92 | const struct value_string bts_type_names[_NUM_GSM_BTS_TYPE+1] = { |
Harald Welte | 92b1fe4 | 2010-03-25 11:45:30 +0800 | [diff] [blame] | 93 | { GSM_BTS_TYPE_UNKNOWN, "unknown" }, |
| 94 | { GSM_BTS_TYPE_BS11, "bs11" }, |
| 95 | { GSM_BTS_TYPE_NANOBTS, "nanobts" }, |
Harald Welte | db44f60 | 2011-02-11 18:36:18 +0100 | [diff] [blame] | 96 | { GSM_BTS_TYPE_RBS2000, "rbs2000" }, |
Dieter Spaar | 1664602 | 2011-07-28 00:01:50 +0200 | [diff] [blame] | 97 | { GSM_BTS_TYPE_NOKIA_SITE, "nokia_site" }, |
Harald Welte | f383aa1 | 2012-07-02 19:51:55 +0200 | [diff] [blame] | 98 | { GSM_BTS_TYPE_OSMO_SYSMO, "sysmobts" }, |
Harald Welte | 92b1fe4 | 2010-03-25 11:45:30 +0800 | [diff] [blame] | 99 | { 0, NULL } |
Harald Welte | 32201c1 | 2009-03-10 12:15:10 +0000 | [diff] [blame] | 100 | }; |
| 101 | |
Harald Welte | e555c2b | 2012-08-17 13:02:12 +0200 | [diff] [blame] | 102 | const struct value_string bts_type_descs[_NUM_GSM_BTS_TYPE+1] = { |
| 103 | { GSM_BTS_TYPE_UNKNOWN, "Unknown BTS Type" }, |
| 104 | { GSM_BTS_TYPE_BS11, "Siemens BTS (BS-11 or compatible)" }, |
| 105 | { GSM_BTS_TYPE_NANOBTS, "ip.access nanoBTS or compatible" }, |
| 106 | { GSM_BTS_TYPE_RBS2000, "Ericsson RBS2000 Series" }, |
Harald Welte | e555c2b | 2012-08-17 13:02:12 +0200 | [diff] [blame] | 107 | { GSM_BTS_TYPE_NOKIA_SITE, "Nokia {Metro,Ultra,In}Site" }, |
| 108 | { GSM_BTS_TYPE_OSMO_SYSMO, "sysmocom sysmoBTS" }, |
| 109 | { 0, NULL } |
| 110 | }; |
| 111 | |
Harald Welte | 1d014a5 | 2009-08-08 15:38:29 +0200 | [diff] [blame] | 112 | enum gsm_bts_type parse_btstype(const char *arg) |
Harald Welte | 32201c1 | 2009-03-10 12:15:10 +0000 | [diff] [blame] | 113 | { |
Harald Welte | e555c2b | 2012-08-17 13:02:12 +0200 | [diff] [blame] | 114 | return get_string_value(bts_type_names, arg); |
Harald Welte | 32201c1 | 2009-03-10 12:15:10 +0000 | [diff] [blame] | 115 | } |
| 116 | |
Holger Hans Peter Freyther | 2dceae6 | 2009-06-12 17:39:38 +0200 | [diff] [blame] | 117 | const char *btstype2str(enum gsm_bts_type type) |
Harald Welte | 32201c1 | 2009-03-10 12:15:10 +0000 | [diff] [blame] | 118 | { |
Harald Welte | e555c2b | 2012-08-17 13:02:12 +0200 | [diff] [blame] | 119 | return get_value_string(bts_type_names, type); |
Harald Welte | 32201c1 | 2009-03-10 12:15:10 +0000 | [diff] [blame] | 120 | } |
Harald Welte | be99149 | 2009-05-23 13:56:40 +0000 | [diff] [blame] | 121 | |
Harald Welte | 6e670aa | 2010-01-07 20:44:32 +0100 | [diff] [blame] | 122 | struct gsm_bts_trx *gsm_bts_trx_by_nr(struct gsm_bts *bts, int nr) |
| 123 | { |
| 124 | struct gsm_bts_trx *trx; |
| 125 | |
| 126 | llist_for_each_entry(trx, &bts->trx_list, list) { |
| 127 | if (trx->nr == nr) |
| 128 | return trx; |
| 129 | } |
| 130 | return NULL; |
| 131 | } |
| 132 | |
Harald Welte | be99149 | 2009-05-23 13:56:40 +0000 | [diff] [blame] | 133 | /* Search for a BTS in the given Location Area; optionally start searching |
| 134 | * with start_bts (for continuing to search after the first result) */ |
| 135 | struct gsm_bts *gsm_bts_by_lac(struct gsm_network *net, unsigned int lac, |
| 136 | struct gsm_bts *start_bts) |
| 137 | { |
| 138 | int i; |
| 139 | struct gsm_bts *bts; |
| 140 | int skip = 0; |
| 141 | |
| 142 | if (start_bts) |
| 143 | skip = 1; |
| 144 | |
| 145 | for (i = 0; i < net->num_bts; i++) { |
Harald Welte | e441d9c | 2009-06-21 16:17:15 +0200 | [diff] [blame] | 146 | bts = gsm_bts_num(net, i); |
Harald Welte | be99149 | 2009-05-23 13:56:40 +0000 | [diff] [blame] | 147 | |
| 148 | if (skip) { |
| 149 | if (start_bts == bts) |
| 150 | skip = 0; |
| 151 | continue; |
| 152 | } |
| 153 | |
Holger Hans Peter Freyther | e48b956 | 2009-10-01 04:07:15 +0200 | [diff] [blame] | 154 | if (lac == GSM_LAC_RESERVED_ALL_BTS || bts->location_area_code == lac) |
Harald Welte | be99149 | 2009-05-23 13:56:40 +0000 | [diff] [blame] | 155 | return bts; |
| 156 | } |
| 157 | return NULL; |
| 158 | } |
Harald Welte | fcd2445 | 2009-06-20 18:15:19 +0200 | [diff] [blame] | 159 | |
Harald Welte | 92b1fe4 | 2010-03-25 11:45:30 +0800 | [diff] [blame] | 160 | static const struct value_string auth_policy_names[] = { |
| 161 | { GSM_AUTH_POLICY_CLOSED, "closed" }, |
| 162 | { GSM_AUTH_POLICY_ACCEPT_ALL, "accept-all" }, |
| 163 | { GSM_AUTH_POLICY_TOKEN, "token" }, |
| 164 | { 0, NULL } |
Harald Welte (local) | 69de397 | 2009-08-12 14:42:23 +0200 | [diff] [blame] | 165 | }; |
| 166 | |
| 167 | enum gsm_auth_policy gsm_auth_policy_parse(const char *arg) |
| 168 | { |
Harald Welte | 92b1fe4 | 2010-03-25 11:45:30 +0800 | [diff] [blame] | 169 | return get_string_value(auth_policy_names, arg); |
Harald Welte (local) | 69de397 | 2009-08-12 14:42:23 +0200 | [diff] [blame] | 170 | } |
| 171 | |
| 172 | const char *gsm_auth_policy_name(enum gsm_auth_policy policy) |
| 173 | { |
Harald Welte | 92b1fe4 | 2010-03-25 11:45:30 +0800 | [diff] [blame] | 174 | return get_value_string(auth_policy_names, policy); |
Harald Welte (local) | 69de397 | 2009-08-12 14:42:23 +0200 | [diff] [blame] | 175 | } |
| 176 | |
Harald Welte | 92b1fe4 | 2010-03-25 11:45:30 +0800 | [diff] [blame] | 177 | static const struct value_string rrlp_mode_names[] = { |
| 178 | { RRLP_MODE_NONE, "none" }, |
| 179 | { RRLP_MODE_MS_BASED, "ms-based" }, |
| 180 | { RRLP_MODE_MS_PREF, "ms-preferred" }, |
| 181 | { RRLP_MODE_ASS_PREF, "ass-preferred" }, |
| 182 | { 0, NULL } |
Harald Welte | eab84a1 | 2009-12-13 10:53:12 +0100 | [diff] [blame] | 183 | }; |
| 184 | |
| 185 | enum rrlp_mode rrlp_mode_parse(const char *arg) |
| 186 | { |
Harald Welte | 92b1fe4 | 2010-03-25 11:45:30 +0800 | [diff] [blame] | 187 | return get_string_value(rrlp_mode_names, arg); |
Harald Welte | eab84a1 | 2009-12-13 10:53:12 +0100 | [diff] [blame] | 188 | } |
| 189 | |
| 190 | const char *rrlp_mode_name(enum rrlp_mode mode) |
| 191 | { |
Harald Welte | 92b1fe4 | 2010-03-25 11:45:30 +0800 | [diff] [blame] | 192 | return get_value_string(rrlp_mode_names, mode); |
Harald Welte | eab84a1 | 2009-12-13 10:53:12 +0100 | [diff] [blame] | 193 | } |
Harald Welte | d12b0fd | 2009-12-15 21:36:05 +0100 | [diff] [blame] | 194 | |
Harald Welte | 4511d89 | 2010-04-18 15:51:20 +0200 | [diff] [blame] | 195 | static const struct value_string bts_gprs_mode_names[] = { |
| 196 | { BTS_GPRS_NONE, "none" }, |
| 197 | { BTS_GPRS_GPRS, "gprs" }, |
| 198 | { BTS_GPRS_EGPRS, "egprs" }, |
| 199 | { 0, NULL } |
| 200 | }; |
| 201 | |
Holger Hans Peter Freyther | 4e13a8f | 2015-01-31 22:16:00 +0100 | [diff] [blame] | 202 | enum bts_gprs_mode bts_gprs_mode_parse(const char *arg, int *valid) |
Harald Welte | 4511d89 | 2010-04-18 15:51:20 +0200 | [diff] [blame] | 203 | { |
Holger Hans Peter Freyther | 4e13a8f | 2015-01-31 22:16:00 +0100 | [diff] [blame] | 204 | int rc; |
| 205 | |
| 206 | rc = get_string_value(bts_gprs_mode_names, arg); |
| 207 | if (valid) |
| 208 | *valid = rc != -EINVAL; |
| 209 | return rc; |
Harald Welte | 4511d89 | 2010-04-18 15:51:20 +0200 | [diff] [blame] | 210 | } |
| 211 | |
| 212 | const char *bts_gprs_mode_name(enum bts_gprs_mode mode) |
| 213 | { |
| 214 | return get_value_string(bts_gprs_mode_names, mode); |
| 215 | } |
| 216 | |
Holger Hans Peter Freyther | 4e13a8f | 2015-01-31 22:16:00 +0100 | [diff] [blame] | 217 | int bts_gprs_mode_is_compat(struct gsm_bts *bts, enum bts_gprs_mode mode) |
| 218 | { |
| 219 | if (mode != BTS_GPRS_NONE && |
| 220 | !gsm_bts_has_feature(bts, BTS_FEAT_GPRS)) { |
| 221 | return 0; |
| 222 | } |
| 223 | if (mode == BTS_GPRS_EGPRS && |
| 224 | !gsm_bts_has_feature(bts, BTS_FEAT_EGPRS)) { |
| 225 | return 0; |
| 226 | } |
| 227 | |
| 228 | return 1; |
| 229 | } |
| 230 | |
Harald Welte | d12b0fd | 2009-12-15 21:36:05 +0100 | [diff] [blame] | 231 | struct gsm_meas_rep *lchan_next_meas_rep(struct gsm_lchan *lchan) |
| 232 | { |
| 233 | struct gsm_meas_rep *meas_rep; |
| 234 | |
| 235 | meas_rep = &lchan->meas_rep[lchan->meas_rep_idx]; |
| 236 | memset(meas_rep, 0, sizeof(*meas_rep)); |
| 237 | meas_rep->lchan = lchan; |
| 238 | lchan->meas_rep_idx = (lchan->meas_rep_idx + 1) |
| 239 | % ARRAY_SIZE(lchan->meas_rep); |
| 240 | |
| 241 | return meas_rep; |
| 242 | } |
Harald Welte (local) | 7b37d97 | 2009-12-27 20:56:38 +0100 | [diff] [blame] | 243 | |
Harald Welte | f3d8e92 | 2010-06-14 22:44:42 +0200 | [diff] [blame] | 244 | int gsm_btsmodel_set_feature(struct gsm_bts_model *bts, enum gsm_bts_features feat) |
| 245 | { |
| 246 | return bitvec_set_bit_pos(&bts->features, feat, 1); |
| 247 | } |
| 248 | |
| 249 | int gsm_bts_has_feature(struct gsm_bts *bts, enum gsm_bts_features feat) |
| 250 | { |
| 251 | return bitvec_get_bit_pos(&bts->model->features, feat); |
| 252 | } |
| 253 | |
Harald Welte | 39315c4 | 2010-01-10 18:01:52 +0100 | [diff] [blame] | 254 | int gsm_set_bts_type(struct gsm_bts *bts, enum gsm_bts_type type) |
Harald Welte (local) | 7b37d97 | 2009-12-27 20:56:38 +0100 | [diff] [blame] | 255 | { |
Harald Welte | 39315c4 | 2010-01-10 18:01:52 +0100 | [diff] [blame] | 256 | struct gsm_bts_model *model; |
| 257 | |
| 258 | model = bts_model_find(type); |
| 259 | if (!model) |
| 260 | return -EINVAL; |
| 261 | |
Harald Welte (local) | 7b37d97 | 2009-12-27 20:56:38 +0100 | [diff] [blame] | 262 | bts->type = type; |
Harald Welte | 39315c4 | 2010-01-10 18:01:52 +0100 | [diff] [blame] | 263 | bts->model = model; |
Harald Welte (local) | 7b37d97 | 2009-12-27 20:56:38 +0100 | [diff] [blame] | 264 | |
Pablo Neira Ayuso | 0d2881a | 2011-05-14 11:32:48 +0200 | [diff] [blame] | 265 | if (model->start && !model->started) { |
| 266 | int ret = model->start(bts->network); |
| 267 | if (ret < 0) |
| 268 | return ret; |
| 269 | |
| 270 | model->started = true; |
| 271 | } |
| 272 | |
Harald Welte (local) | 7b37d97 | 2009-12-27 20:56:38 +0100 | [diff] [blame] | 273 | switch (bts->type) { |
| 274 | case GSM_BTS_TYPE_NANOBTS: |
Harald Welte | f383aa1 | 2012-07-02 19:51:55 +0200 | [diff] [blame] | 275 | case GSM_BTS_TYPE_OSMO_SYSMO: |
Harald Welte (local) | 7b37d97 | 2009-12-27 20:56:38 +0100 | [diff] [blame] | 276 | /* Set the default OML Stream ID to 0xff */ |
| 277 | bts->oml_tei = 0xff; |
| 278 | bts->c0->nominal_power = 23; |
| 279 | break; |
Harald Welte | a8e6a65 | 2011-02-13 22:13:28 +0100 | [diff] [blame] | 280 | case GSM_BTS_TYPE_RBS2000: |
| 281 | INIT_LLIST_HEAD(&bts->rbs2000.is.conn_groups); |
Harald Welte | a02085d | 2011-02-13 22:45:02 +0100 | [diff] [blame] | 282 | INIT_LLIST_HEAD(&bts->rbs2000.con.conn_groups); |
Harald Welte | a8e6a65 | 2011-02-13 22:13:28 +0100 | [diff] [blame] | 283 | break; |
Holger Hans Peter Freyther | f02bb20 | 2012-02-03 19:44:37 +0100 | [diff] [blame] | 284 | case GSM_BTS_TYPE_BS11: |
| 285 | case GSM_BTS_TYPE_UNKNOWN: |
| 286 | case GSM_BTS_TYPE_NOKIA_SITE: |
Sipos Csaba | 56e1766 | 2015-02-07 13:27:36 +0100 | [diff] [blame] | 287 | /* Set default BTS reset timer */ |
| 288 | bts->nokia.bts_reset_timer_cnf = 15; |
Holger Hans Peter Freyther | 86f240a | 2012-09-11 11:53:08 +0200 | [diff] [blame] | 289 | case _NUM_GSM_BTS_TYPE: |
Holger Hans Peter Freyther | f02bb20 | 2012-02-03 19:44:37 +0100 | [diff] [blame] | 290 | break; |
Harald Welte (local) | 7b37d97 | 2009-12-27 20:56:38 +0100 | [diff] [blame] | 291 | } |
Harald Welte | 39315c4 | 2010-01-10 18:01:52 +0100 | [diff] [blame] | 292 | |
| 293 | return 0; |
Harald Welte (local) | 7b37d97 | 2009-12-27 20:56:38 +0100 | [diff] [blame] | 294 | } |
Harald Welte | 3300c01 | 2011-06-05 13:31:33 +0200 | [diff] [blame] | 295 | |
| 296 | struct gsm_bts *gsm_bts_alloc_register(struct gsm_network *net, enum gsm_bts_type type, |
Harald Welte | a2bbc5e | 2015-11-20 10:43:31 +0100 | [diff] [blame] | 297 | uint8_t bsic) |
Harald Welte | 3300c01 | 2011-06-05 13:31:33 +0200 | [diff] [blame] | 298 | { |
| 299 | struct gsm_bts_model *model = bts_model_find(type); |
| 300 | struct gsm_bts *bts; |
| 301 | |
Harald Welte | 2830764 | 2011-06-06 17:52:56 +0200 | [diff] [blame] | 302 | if (!model && type != GSM_BTS_TYPE_UNKNOWN) |
Harald Welte | 3300c01 | 2011-06-05 13:31:33 +0200 | [diff] [blame] | 303 | return NULL; |
Harald Welte | 3300c01 | 2011-06-05 13:31:33 +0200 | [diff] [blame] | 304 | |
| 305 | bts = gsm_bts_alloc(net); |
| 306 | if (!bts) |
| 307 | return NULL; |
| 308 | |
| 309 | bts->network = net; |
| 310 | bts->nr = net->num_bts++; |
| 311 | bts->type = type; |
| 312 | bts->model = model; |
Harald Welte | 3300c01 | 2011-06-05 13:31:33 +0200 | [diff] [blame] | 313 | bts->bsic = bsic; |
| 314 | |
| 315 | bts->neigh_list_manual_mode = 0; |
| 316 | bts->si_common.cell_sel_par.cell_resel_hyst = 2; /* 4 dB */ |
| 317 | bts->si_common.cell_sel_par.rxlev_acc_min = 0; |
Max | 59a1bf3 | 2016-04-15 16:04:46 +0200 | [diff] [blame] | 318 | bts->si_common.si2quater_neigh_list.arfcn = bts->si_common.data.earfcn_list; |
| 319 | bts->si_common.si2quater_neigh_list.meas_bw = bts->si_common.data.meas_bw_list; |
| 320 | bts->si_common.si2quater_neigh_list.length = MAX_EARFCN_LIST; |
| 321 | bts->si_common.si2quater_neigh_list.thresh_hi = 0; |
| 322 | osmo_earfcn_init(&bts->si_common.si2quater_neigh_list); |
Harald Welte | 3300c01 | 2011-06-05 13:31:33 +0200 | [diff] [blame] | 323 | bts->si_common.neigh_list.data = bts->si_common.data.neigh_list; |
| 324 | bts->si_common.neigh_list.data_len = |
| 325 | sizeof(bts->si_common.data.neigh_list); |
| 326 | bts->si_common.si5_neigh_list.data = bts->si_common.data.si5_neigh_list; |
| 327 | bts->si_common.si5_neigh_list.data_len = |
| 328 | sizeof(bts->si_common.data.si5_neigh_list); |
| 329 | bts->si_common.cell_alloc.data = bts->si_common.data.cell_alloc; |
| 330 | bts->si_common.cell_alloc.data_len = |
| 331 | sizeof(bts->si_common.data.cell_alloc); |
| 332 | bts->si_common.rach_control.re = 1; /* no re-establishment */ |
| 333 | bts->si_common.rach_control.tx_integer = 9; /* 12 slots spread - 217/115 slots delay */ |
| 334 | bts->si_common.rach_control.max_trans = 3; /* 7 retransmissions */ |
| 335 | bts->si_common.rach_control.t2 = 4; /* no emergency calls */ |
Andreas Eversberg | 2ee7ecd | 2012-10-13 07:27:47 +0200 | [diff] [blame] | 336 | bts->si_common.chan_desc.att = 1; /* attachment required */ |
| 337 | bts->si_common.chan_desc.bs_pa_mfrms = RSL_BS_PA_MFRMS_5; /* paging frames */ |
| 338 | bts->si_common.chan_desc.bs_ag_blks_res = 1; /* reserved AGCH blocks */ |
Daniel Willmann | 4d62d63 | 2012-12-27 00:02:01 +0100 | [diff] [blame] | 339 | bts->si_common.chan_desc.t3212 = 5; /* Use 30 min periodic update interval as sane default */ |
Andreas Eversberg | 4d4944a | 2013-03-10 11:49:35 +0100 | [diff] [blame] | 340 | set_radio_link_timeout(&bts->si_common.cell_options, 32); |
| 341 | /* Use RADIO LINK TIMEOUT of 32 seconds */ |
Harald Welte | 3300c01 | 2011-06-05 13:31:33 +0200 | [diff] [blame] | 342 | |
| 343 | llist_add_tail(&bts->list, &net->bts_list); |
| 344 | |
| 345 | INIT_LLIST_HEAD(&bts->abis_queue); |
| 346 | |
Daniel Willmann | 47b5b3e | 2011-08-05 13:51:27 +0200 | [diff] [blame] | 347 | INIT_LLIST_HEAD(&bts->loc_list); |
| 348 | |
Harald Welte | 3300c01 | 2011-06-05 13:31:33 +0200 | [diff] [blame] | 349 | return bts; |
| 350 | } |
| 351 | |
| 352 | void gprs_ra_id_by_bts(struct gprs_ra_id *raid, struct gsm_bts *bts) |
| 353 | { |
| 354 | raid->mcc = bts->network->country_code; |
| 355 | raid->mnc = bts->network->network_code; |
| 356 | raid->lac = bts->location_area_code; |
| 357 | raid->rac = bts->gprs.rac; |
| 358 | } |
| 359 | |
| 360 | int gsm48_ra_id_by_bts(uint8_t *buf, struct gsm_bts *bts) |
| 361 | { |
| 362 | struct gprs_ra_id raid; |
| 363 | |
| 364 | gprs_ra_id_by_bts(&raid, bts); |
| 365 | |
| 366 | return gsm48_construct_ra(buf, &raid); |
| 367 | } |
Holger Hans Peter Freyther | 06c9da6 | 2011-06-09 21:48:49 +0200 | [diff] [blame] | 368 | |
| 369 | int gsm_parse_reg(void *ctx, regex_t *reg, char **str, int argc, const char **argv) |
| 370 | { |
| 371 | int ret; |
| 372 | |
| 373 | ret = 0; |
| 374 | if (*str) { |
| 375 | talloc_free(*str); |
| 376 | *str = NULL; |
| 377 | } |
| 378 | regfree(reg); |
| 379 | |
| 380 | if (argc > 0) { |
| 381 | *str = talloc_strdup(ctx, argv[0]); |
| 382 | ret = regcomp(reg, argv[0], 0); |
| 383 | |
| 384 | /* handle compilation failures */ |
| 385 | if (ret != 0) { |
| 386 | talloc_free(*str); |
| 387 | *str = NULL; |
| 388 | } |
| 389 | } |
| 390 | |
| 391 | return ret; |
| 392 | } |
| 393 | |
Holger Hans Peter Freyther | c22930e | 2014-12-17 14:46:17 +0100 | [diff] [blame] | 394 | /* Assume there are only 256 possible bts */ |
| 395 | osmo_static_assert(sizeof(((struct gsm_bts *) 0)->nr) == 1, _bts_nr_is_256); |
| 396 | static void depends_calc_index_bit(int bts_nr, int *idx, int *bit) |
| 397 | { |
| 398 | *idx = bts_nr / (8 * 4); |
| 399 | *bit = bts_nr % (8 * 4); |
| 400 | } |
| 401 | |
| 402 | void bts_depend_mark(struct gsm_bts *bts, int dep) |
| 403 | { |
| 404 | int idx, bit; |
| 405 | depends_calc_index_bit(dep, &idx, &bit); |
| 406 | |
| 407 | bts->depends_on[idx] |= 1 << bit; |
| 408 | } |
| 409 | |
| 410 | void bts_depend_clear(struct gsm_bts *bts, int dep) |
| 411 | { |
| 412 | int idx, bit; |
| 413 | depends_calc_index_bit(dep, &idx, &bit); |
| 414 | |
| 415 | bts->depends_on[idx] &= ~(1 << bit); |
| 416 | } |
| 417 | |
Holger Hans Peter Freyther | f7e23c5 | 2014-12-17 15:44:32 +0100 | [diff] [blame] | 418 | int bts_depend_is_depedency(struct gsm_bts *base, struct gsm_bts *other) |
Holger Hans Peter Freyther | c22930e | 2014-12-17 14:46:17 +0100 | [diff] [blame] | 419 | { |
| 420 | int idx, bit; |
| 421 | depends_calc_index_bit(other->nr, &idx, &bit); |
| 422 | |
| 423 | /* Check if there is a depends bit */ |
| 424 | return (base->depends_on[idx] & (1 << bit)) > 0; |
| 425 | } |
| 426 | |
| 427 | static int bts_is_online(struct gsm_bts *bts) |
| 428 | { |
| 429 | /* TODO: support E1 BTS too */ |
| 430 | if (!is_ipaccess_bts(bts)) |
| 431 | return 1; |
| 432 | |
| 433 | if (!bts->oml_link) |
| 434 | return 0; |
| 435 | |
| 436 | return bts->mo.nm_state.operational == NM_OPSTATE_ENABLED; |
| 437 | } |
| 438 | |
| 439 | int bts_depend_check(struct gsm_bts *bts) |
| 440 | { |
| 441 | struct gsm_bts *other_bts; |
| 442 | |
| 443 | llist_for_each_entry(other_bts, &bts->network->bts_list, list) { |
| 444 | if (!bts_depend_is_depedency(bts, other_bts)) |
| 445 | continue; |
| 446 | if (bts_is_online(other_bts)) |
| 447 | continue; |
| 448 | return 0; |
| 449 | } |
| 450 | return 1; |
| 451 | } |