Harald Welte | 3300c01 | 2011-06-05 13:31:33 +0200 | [diff] [blame] | 1 | /* (C) 2008-2010 by Harald Welte <laforge@gnumonks.org> |
| 2 | * |
| 3 | * All Rights Reserved |
| 4 | * |
| 5 | * This program is free software; you can redistribute it and/or modify |
| 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 |
| 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 |
| 13 | * GNU Affero General Public License for more details. |
| 14 | * |
| 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/>. |
| 17 | * |
| 18 | */ |
| 19 | |
| 20 | |
| 21 | #include <stdlib.h> |
| 22 | #include <stdio.h> |
| 23 | #include <string.h> |
| 24 | #include <errno.h> |
| 25 | #include <ctype.h> |
| 26 | |
| 27 | #include <netinet/in.h> |
| 28 | |
| 29 | #include <osmocom/core/linuxlist.h> |
| 30 | #include <osmocom/core/talloc.h> |
| 31 | #include <osmocom/gsm/gsm_utils.h> |
| 32 | #include <osmocom/gsm/abis_nm.h> |
| 33 | #include <osmocom/core/statistics.h> |
| 34 | |
Harald Welte | 5ac0179 | 2011-06-06 17:52:38 +0200 | [diff] [blame] | 35 | #include <openbsc/gsm_data.h> |
Harald Welte | 3300c01 | 2011-06-05 13:31:33 +0200 | [diff] [blame] | 36 | |
Harald Welte | b784998 | 2011-06-29 16:49:03 +0200 | [diff] [blame] | 37 | void gsm_abis_mo_reset(struct gsm_abis_mo *mo) |
| 38 | { |
Harald Welte | b784998 | 2011-06-29 16:49:03 +0200 | [diff] [blame] | 39 | mo->nm_state.operational = NM_OPSTATE_NULL; |
| 40 | mo->nm_state.availability = NM_AVSTATE_POWER_OFF; |
| 41 | } |
| 42 | |
Harald Welte | 850dc6b | 2011-06-06 20:13:33 +0200 | [diff] [blame] | 43 | static void gsm_mo_init(struct gsm_abis_mo *mo, struct gsm_bts *bts, |
| 44 | uint8_t obj_class, uint8_t p1, uint8_t p2, uint8_t p3) |
Harald Welte | 32bc116 | 2011-06-06 18:58:48 +0200 | [diff] [blame] | 45 | { |
| 46 | mo->bts = bts; |
Harald Welte | 850dc6b | 2011-06-06 20:13:33 +0200 | [diff] [blame] | 47 | mo->obj_class = obj_class; |
| 48 | mo->obj_inst.bts_nr = p1; |
| 49 | mo->obj_inst.trx_nr = p2; |
| 50 | mo->obj_inst.ts_nr = p3; |
Harald Welte | b784998 | 2011-06-29 16:49:03 +0200 | [diff] [blame] | 51 | gsm_abis_mo_reset(mo); |
Harald Welte | 32bc116 | 2011-06-06 18:58:48 +0200 | [diff] [blame] | 52 | } |
| 53 | |
Harald Welte | 30f1f37 | 2014-12-28 15:00:45 +0100 | [diff] [blame] | 54 | const struct value_string gsm_pchant_names[12] = { |
Harald Welte | 3300c01 | 2011-06-05 13:31:33 +0200 | [diff] [blame] | 55 | { GSM_PCHAN_NONE, "NONE" }, |
| 56 | { GSM_PCHAN_CCCH, "CCCH" }, |
| 57 | { GSM_PCHAN_CCCH_SDCCH4,"CCCH+SDCCH4" }, |
| 58 | { GSM_PCHAN_TCH_F, "TCH/F" }, |
| 59 | { GSM_PCHAN_TCH_H, "TCH/H" }, |
| 60 | { GSM_PCHAN_SDCCH8_SACCH8C, "SDCCH8" }, |
| 61 | { GSM_PCHAN_PDCH, "PDCH" }, |
| 62 | { GSM_PCHAN_TCH_F_PDCH, "TCH/F_PDCH" }, |
| 63 | { GSM_PCHAN_UNKNOWN, "UNKNOWN" }, |
Harald Welte | 30f1f37 | 2014-12-28 15:00:45 +0100 | [diff] [blame] | 64 | { GSM_PCHAN_CCCH_SDCCH4_CBCH, "CCCH+SDCCH4+CBCH" }, |
| 65 | { GSM_PCHAN_SDCCH8_SACCH8C, "SDCCH8+CBCH" }, |
Harald Welte | 3300c01 | 2011-06-05 13:31:33 +0200 | [diff] [blame] | 66 | { 0, NULL } |
| 67 | }; |
| 68 | |
Harald Welte | 30f1f37 | 2014-12-28 15:00:45 +0100 | [diff] [blame] | 69 | const struct value_string gsm_pchant_descs[12] = { |
Harald Welte | 4ab9d7c | 2012-08-17 12:42:06 +0200 | [diff] [blame] | 70 | { GSM_PCHAN_NONE, "Physical Channel not configured" }, |
| 71 | { GSM_PCHAN_CCCH, "FCCH + SCH + BCCH + CCCH (Comb. IV)" }, |
| 72 | { GSM_PCHAN_CCCH_SDCCH4, |
| 73 | "FCCH + SCH + BCCH + CCCH + 4 SDCCH + 2 SACCH (Comb. V)" }, |
| 74 | { GSM_PCHAN_TCH_F, "TCH/F + FACCH/F + SACCH (Comb. I)" }, |
| 75 | { GSM_PCHAN_TCH_H, "2 TCH/H + 2 FACCH/H + 2 SACCH (Comb. II)" }, |
| 76 | { GSM_PCHAN_SDCCH8_SACCH8C, "8 SDCCH + 4 SACCH (Comb. VII)" }, |
| 77 | { GSM_PCHAN_PDCH, "Packet Data Channel for GPRS/EDGE" }, |
| 78 | { GSM_PCHAN_TCH_F_PDCH, "Dynamic TCH/F or GPRS PDCH" }, |
| 79 | { GSM_PCHAN_UNKNOWN, "Unknown / Unsupported channel combination" }, |
Harald Welte | 30f1f37 | 2014-12-28 15:00:45 +0100 | [diff] [blame] | 80 | { GSM_PCHAN_CCCH_SDCCH4_CBCH, "FCCH + SCH + BCCH + CCCH + CBCH + 3 SDCCH + 2 SACCH (Comb. V)" }, |
| 81 | { GSM_PCHAN_SDCCH8_SACCH8C, "7 SDCCH + 4 SACCH + CBCH (Comb. VII)" }, |
Harald Welte | 4ab9d7c | 2012-08-17 12:42:06 +0200 | [diff] [blame] | 82 | { 0, NULL } |
| 83 | }; |
| 84 | |
Harald Welte | 3300c01 | 2011-06-05 13:31:33 +0200 | [diff] [blame] | 85 | const char *gsm_pchan_name(enum gsm_phys_chan_config c) |
| 86 | { |
Harald Welte | 4ab9d7c | 2012-08-17 12:42:06 +0200 | [diff] [blame] | 87 | return get_value_string(gsm_pchant_names, c); |
Harald Welte | 3300c01 | 2011-06-05 13:31:33 +0200 | [diff] [blame] | 88 | } |
| 89 | |
| 90 | enum gsm_phys_chan_config gsm_pchan_parse(const char *name) |
| 91 | { |
Harald Welte | 4ab9d7c | 2012-08-17 12:42:06 +0200 | [diff] [blame] | 92 | return get_string_value(gsm_pchant_names, name); |
Harald Welte | 3300c01 | 2011-06-05 13:31:33 +0200 | [diff] [blame] | 93 | } |
| 94 | |
Harald Welte | 30f1f37 | 2014-12-28 15:00:45 +0100 | [diff] [blame] | 95 | const struct value_string gsm_lchant_names[8] = { |
Harald Welte | 3300c01 | 2011-06-05 13:31:33 +0200 | [diff] [blame] | 96 | { GSM_LCHAN_NONE, "NONE" }, |
| 97 | { GSM_LCHAN_SDCCH, "SDCCH" }, |
| 98 | { GSM_LCHAN_TCH_F, "TCH/F" }, |
| 99 | { GSM_LCHAN_TCH_H, "TCH/H" }, |
| 100 | { GSM_LCHAN_UNKNOWN, "UNKNOWN" }, |
Harald Welte | 30f1f37 | 2014-12-28 15:00:45 +0100 | [diff] [blame] | 101 | { GSM_LCHAN_CBCH, "CBCH" }, |
Harald Welte | 3300c01 | 2011-06-05 13:31:33 +0200 | [diff] [blame] | 102 | { 0, NULL } |
| 103 | }; |
| 104 | |
| 105 | const char *gsm_lchant_name(enum gsm_chan_t c) |
| 106 | { |
Harald Welte | 4ab9d7c | 2012-08-17 12:42:06 +0200 | [diff] [blame] | 107 | return get_value_string(gsm_lchant_names, c); |
Harald Welte | 3300c01 | 2011-06-05 13:31:33 +0200 | [diff] [blame] | 108 | } |
| 109 | |
| 110 | static const struct value_string lchan_s_names[] = { |
| 111 | { LCHAN_S_NONE, "NONE" }, |
| 112 | { LCHAN_S_ACT_REQ, "ACTIVATION REQUESTED" }, |
| 113 | { LCHAN_S_ACTIVE, "ACTIVE" }, |
| 114 | { LCHAN_S_INACTIVE, "INACTIVE" }, |
| 115 | { LCHAN_S_REL_REQ, "RELEASE REQUESTED" }, |
| 116 | { LCHAN_S_REL_ERR, "RELEASE DUE ERROR" }, |
Holger Hans Peter Freyther | 638da51 | 2012-12-06 19:25:06 +0100 | [diff] [blame] | 117 | { LCHAN_S_BROKEN, "BROKEN UNUSABLE" }, |
Harald Welte | 3300c01 | 2011-06-05 13:31:33 +0200 | [diff] [blame] | 118 | { 0, NULL } |
| 119 | }; |
| 120 | |
| 121 | const char *gsm_lchans_name(enum gsm_lchan_state s) |
| 122 | { |
| 123 | return get_value_string(lchan_s_names, s); |
| 124 | } |
| 125 | |
| 126 | static const struct value_string chreq_names[] = { |
| 127 | { GSM_CHREQ_REASON_EMERG, "EMERGENCY" }, |
| 128 | { GSM_CHREQ_REASON_PAG, "PAGING" }, |
| 129 | { GSM_CHREQ_REASON_CALL, "CALL" }, |
| 130 | { GSM_CHREQ_REASON_LOCATION_UPD,"LOCATION_UPDATE" }, |
| 131 | { GSM_CHREQ_REASON_OTHER, "OTHER" }, |
| 132 | { 0, NULL } |
| 133 | }; |
| 134 | |
| 135 | const char *gsm_chreq_name(enum gsm_chreq_reason_t c) |
| 136 | { |
| 137 | return get_value_string(chreq_names, c); |
| 138 | } |
| 139 | |
Harald Welte | 1449c9f | 2014-08-24 09:50:10 +0200 | [diff] [blame] | 140 | struct gsm_bts *gsm_bts_num(struct gsm_network *net, int num) |
| 141 | { |
| 142 | struct gsm_bts *bts; |
| 143 | |
| 144 | if (num >= net->num_bts) |
| 145 | return NULL; |
| 146 | |
| 147 | llist_for_each_entry(bts, &net->bts_list, list) { |
| 148 | if (bts->nr == num) |
| 149 | return bts; |
| 150 | } |
| 151 | |
| 152 | return NULL; |
| 153 | } |
| 154 | |
Harald Welte | 3300c01 | 2011-06-05 13:31:33 +0200 | [diff] [blame] | 155 | struct gsm_bts_trx *gsm_bts_trx_alloc(struct gsm_bts *bts) |
| 156 | { |
| 157 | struct gsm_bts_trx *trx = talloc_zero(bts, struct gsm_bts_trx); |
| 158 | int k; |
| 159 | |
| 160 | if (!trx) |
| 161 | return NULL; |
| 162 | |
| 163 | trx->bts = bts; |
| 164 | trx->nr = bts->num_trx++; |
| 165 | trx->mo.nm_state.administrative = NM_STATE_UNLOCKED; |
| 166 | |
Harald Welte | 850dc6b | 2011-06-06 20:13:33 +0200 | [diff] [blame] | 167 | gsm_mo_init(&trx->mo, bts, NM_OC_RADIO_CARRIER, |
| 168 | bts->nr, trx->nr, 0xff); |
| 169 | gsm_mo_init(&trx->bb_transc.mo, bts, NM_OC_BASEB_TRANSC, |
| 170 | bts->nr, trx->nr, 0xff); |
Harald Welte | 32bc116 | 2011-06-06 18:58:48 +0200 | [diff] [blame] | 171 | |
Harald Welte | 3300c01 | 2011-06-05 13:31:33 +0200 | [diff] [blame] | 172 | for (k = 0; k < TRX_NR_TS; k++) { |
| 173 | struct gsm_bts_trx_ts *ts = &trx->ts[k]; |
| 174 | int l; |
| 175 | |
| 176 | ts->trx = trx; |
| 177 | ts->nr = k; |
| 178 | ts->pchan = GSM_PCHAN_NONE; |
| 179 | ts->tsc = -1; |
| 180 | |
Harald Welte | 850dc6b | 2011-06-06 20:13:33 +0200 | [diff] [blame] | 181 | gsm_mo_init(&ts->mo, bts, NM_OC_CHANNEL, |
| 182 | bts->nr, trx->nr, ts->nr); |
Harald Welte | 32bc116 | 2011-06-06 18:58:48 +0200 | [diff] [blame] | 183 | |
Harald Welte | 3300c01 | 2011-06-05 13:31:33 +0200 | [diff] [blame] | 184 | ts->hopping.arfcns.data_len = sizeof(ts->hopping.arfcns_data); |
| 185 | ts->hopping.arfcns.data = ts->hopping.arfcns_data; |
| 186 | ts->hopping.ma.data_len = sizeof(ts->hopping.ma_data); |
| 187 | ts->hopping.ma.data = ts->hopping.ma_data; |
| 188 | |
| 189 | for (l = 0; l < TS_MAX_LCHAN; l++) { |
| 190 | struct gsm_lchan *lchan; |
| 191 | lchan = &ts->lchan[l]; |
| 192 | |
| 193 | lchan->ts = ts; |
| 194 | lchan->nr = l; |
| 195 | lchan->type = GSM_LCHAN_NONE; |
Holger Hans Peter Freyther | 30156e1 | 2013-04-05 18:41:45 +0200 | [diff] [blame] | 196 | |
| 197 | #ifndef ROLE_BSC |
| 198 | INIT_LLIST_HEAD(&lchan->sapi_cmds); |
| 199 | #endif |
Harald Welte | 3300c01 | 2011-06-05 13:31:33 +0200 | [diff] [blame] | 200 | } |
| 201 | } |
| 202 | |
| 203 | if (trx->nr != 0) |
| 204 | trx->nominal_power = bts->c0->nominal_power; |
| 205 | |
| 206 | llist_add_tail(&trx->list, &bts->trx_list); |
| 207 | |
| 208 | return trx; |
| 209 | } |
| 210 | |
Harald Welte | 32bc116 | 2011-06-06 18:58:48 +0200 | [diff] [blame] | 211 | |
Harald Welte | 3300c01 | 2011-06-05 13:31:33 +0200 | [diff] [blame] | 212 | static const uint8_t bts_nse_timer_default[] = { 3, 3, 3, 3, 30, 3, 10 }; |
| 213 | static const uint8_t bts_cell_timer_default[] = |
| 214 | { 3, 3, 3, 3, 3, 10, 3, 10, 3, 10, 3 }; |
Harald Welte | 019f913 | 2012-06-28 08:43:14 +0200 | [diff] [blame] | 215 | static const struct gprs_rlc_cfg rlc_cfg_default = { |
| 216 | .parameter = { |
| 217 | [RLC_T3142] = 20, |
| 218 | [RLC_T3169] = 5, |
| 219 | [RLC_T3191] = 5, |
Andreas Eversberg | becc89a | 2012-09-23 08:14:51 +0200 | [diff] [blame] | 220 | [RLC_T3193] = 160, /* 10ms */ |
Harald Welte | 019f913 | 2012-06-28 08:43:14 +0200 | [diff] [blame] | 221 | [RLC_T3195] = 5, |
| 222 | [RLC_N3101] = 10, |
| 223 | [RLC_N3103] = 4, |
| 224 | [RLC_N3105] = 8, |
| 225 | [CV_COUNTDOWN] = 15, |
| 226 | [T_DL_TBF_EXT] = 250 * 10, /* ms */ |
| 227 | [T_UL_TBF_EXT] = 250 * 10, /* ms */ |
| 228 | }, |
| 229 | .paging = { |
| 230 | .repeat_time = 5 * 50, /* ms */ |
| 231 | .repeat_count = 3, |
| 232 | }, |
| 233 | .cs_mask = 0x1fff, |
| 234 | .initial_cs = 2, |
| 235 | .initial_mcs = 6, |
| 236 | }; |
Harald Welte | 3300c01 | 2011-06-05 13:31:33 +0200 | [diff] [blame] | 237 | |
| 238 | struct gsm_bts *gsm_bts_alloc(void *ctx) |
| 239 | { |
| 240 | struct gsm_bts *bts = talloc_zero(ctx, struct gsm_bts); |
| 241 | int i; |
| 242 | |
| 243 | if (!bts) |
| 244 | return NULL; |
| 245 | |
| 246 | bts->num_trx = 0; |
| 247 | INIT_LLIST_HEAD(&bts->trx_list); |
| 248 | bts->ms_max_power = 15; /* dBm */ |
| 249 | |
Harald Welte | 850dc6b | 2011-06-06 20:13:33 +0200 | [diff] [blame] | 250 | gsm_mo_init(&bts->mo, bts, NM_OC_BTS, |
| 251 | bts->nr, 0xff, 0xff); |
| 252 | gsm_mo_init(&bts->site_mgr.mo, bts, NM_OC_SITE_MANAGER, |
| 253 | 0xff, 0xff, 0xff); |
Harald Welte | 32bc116 | 2011-06-06 18:58:48 +0200 | [diff] [blame] | 254 | |
Harald Welte | 3300c01 | 2011-06-05 13:31:33 +0200 | [diff] [blame] | 255 | for (i = 0; i < ARRAY_SIZE(bts->gprs.nsvc); i++) { |
| 256 | bts->gprs.nsvc[i].bts = bts; |
| 257 | bts->gprs.nsvc[i].id = i; |
Harald Welte | 850dc6b | 2011-06-06 20:13:33 +0200 | [diff] [blame] | 258 | gsm_mo_init(&bts->gprs.nsvc[i].mo, bts, NM_OC_GPRS_NSVC, |
| 259 | bts->nr, i, 0xff); |
Harald Welte | 3300c01 | 2011-06-05 13:31:33 +0200 | [diff] [blame] | 260 | } |
| 261 | memcpy(&bts->gprs.nse.timer, bts_nse_timer_default, |
| 262 | sizeof(bts->gprs.nse.timer)); |
Harald Welte | 850dc6b | 2011-06-06 20:13:33 +0200 | [diff] [blame] | 263 | gsm_mo_init(&bts->gprs.nse.mo, bts, NM_OC_GPRS_NSE, |
| 264 | bts->nr, 0xff, 0xff); |
Harald Welte | 3300c01 | 2011-06-05 13:31:33 +0200 | [diff] [blame] | 265 | memcpy(&bts->gprs.cell.timer, bts_cell_timer_default, |
| 266 | sizeof(bts->gprs.cell.timer)); |
Harald Welte | 850dc6b | 2011-06-06 20:13:33 +0200 | [diff] [blame] | 267 | gsm_mo_init(&bts->gprs.cell.mo, bts, NM_OC_GPRS_CELL, |
| 268 | bts->nr, 0xff, 0xff); |
Harald Welte | 019f913 | 2012-06-28 08:43:14 +0200 | [diff] [blame] | 269 | memcpy(&bts->gprs.cell.rlc_cfg, &rlc_cfg_default, |
| 270 | sizeof(bts->gprs.cell.rlc_cfg)); |
Harald Welte | 3300c01 | 2011-06-05 13:31:33 +0200 | [diff] [blame] | 271 | |
| 272 | /* create our primary TRX */ |
| 273 | bts->c0 = gsm_bts_trx_alloc(bts); |
| 274 | if (!bts->c0) { |
| 275 | talloc_free(bts); |
| 276 | return NULL; |
| 277 | } |
| 278 | bts->c0->ts[0].pchan = GSM_PCHAN_CCCH_SDCCH4; |
| 279 | |
| 280 | bts->rach_b_thresh = -1; |
| 281 | bts->rach_ldavg_slots = -1; |
| 282 | bts->paging.free_chans_need = -1; |
| 283 | |
Holger Hans Peter Freyther | b92a538 | 2014-11-21 10:00:39 +0100 | [diff] [blame] | 284 | /* si handling */ |
| 285 | bts->bcch_change_mark = 1; |
| 286 | |
Harald Welte | 3300c01 | 2011-06-05 13:31:33 +0200 | [diff] [blame] | 287 | return bts; |
| 288 | } |
| 289 | |
Harald Welte | b784998 | 2011-06-29 16:49:03 +0200 | [diff] [blame] | 290 | /* reset the state of all MO in the BTS */ |
| 291 | void gsm_bts_mo_reset(struct gsm_bts *bts) |
| 292 | { |
| 293 | struct gsm_bts_trx *trx; |
| 294 | unsigned int i; |
| 295 | |
| 296 | gsm_abis_mo_reset(&bts->mo); |
| 297 | gsm_abis_mo_reset(&bts->site_mgr.mo); |
| 298 | for (i = 0; i < ARRAY_SIZE(bts->gprs.nsvc); i++) |
| 299 | gsm_abis_mo_reset(&bts->gprs.nsvc[i].mo); |
| 300 | gsm_abis_mo_reset(&bts->gprs.nse.mo); |
| 301 | gsm_abis_mo_reset(&bts->gprs.cell.mo); |
| 302 | |
| 303 | llist_for_each_entry(trx, &bts->trx_list, list) { |
| 304 | gsm_abis_mo_reset(&trx->mo); |
| 305 | gsm_abis_mo_reset(&trx->bb_transc.mo); |
| 306 | |
| 307 | for (i = 0; i < ARRAY_SIZE(trx->ts); i++) { |
| 308 | struct gsm_bts_trx_ts *ts = &trx->ts[i]; |
| 309 | gsm_abis_mo_reset(&ts->mo); |
| 310 | } |
| 311 | } |
| 312 | } |
| 313 | |
Harald Welte | 4f8ad53 | 2011-09-19 14:21:51 +0200 | [diff] [blame] | 314 | struct gsm_bts_trx *gsm_bts_trx_num(const struct gsm_bts *bts, int num) |
Harald Welte | 3300c01 | 2011-06-05 13:31:33 +0200 | [diff] [blame] | 315 | { |
| 316 | struct gsm_bts_trx *trx; |
| 317 | |
| 318 | if (num >= bts->num_trx) |
| 319 | return NULL; |
| 320 | |
| 321 | llist_for_each_entry(trx, &bts->trx_list, list) { |
| 322 | if (trx->nr == num) |
| 323 | return trx; |
| 324 | } |
| 325 | |
| 326 | return NULL; |
| 327 | } |
| 328 | |
| 329 | static char ts2str[255]; |
| 330 | |
Harald Welte | 4f8ad53 | 2011-09-19 14:21:51 +0200 | [diff] [blame] | 331 | char *gsm_trx_name(const struct gsm_bts_trx *trx) |
Harald Welte | 3300c01 | 2011-06-05 13:31:33 +0200 | [diff] [blame] | 332 | { |
| 333 | snprintf(ts2str, sizeof(ts2str), "(bts=%d,trx=%d)", |
| 334 | trx->bts->nr, trx->nr); |
| 335 | |
| 336 | return ts2str; |
| 337 | } |
| 338 | |
| 339 | |
Harald Welte | 4f8ad53 | 2011-09-19 14:21:51 +0200 | [diff] [blame] | 340 | char *gsm_ts_name(const struct gsm_bts_trx_ts *ts) |
Harald Welte | 3300c01 | 2011-06-05 13:31:33 +0200 | [diff] [blame] | 341 | { |
| 342 | snprintf(ts2str, sizeof(ts2str), "(bts=%d,trx=%d,ts=%d)", |
| 343 | ts->trx->bts->nr, ts->trx->nr, ts->nr); |
| 344 | |
| 345 | return ts2str; |
| 346 | } |
| 347 | |
Harald Welte | 4f8ad53 | 2011-09-19 14:21:51 +0200 | [diff] [blame] | 348 | char *gsm_lchan_name(const struct gsm_lchan *lchan) |
Harald Welte | 3300c01 | 2011-06-05 13:31:33 +0200 | [diff] [blame] | 349 | { |
| 350 | struct gsm_bts_trx_ts *ts = lchan->ts; |
| 351 | |
| 352 | snprintf(ts2str, sizeof(ts2str), "(bts=%d,trx=%d,ts=%d,ss=%d)", |
| 353 | ts->trx->bts->nr, ts->trx->nr, ts->nr, lchan->nr); |
| 354 | |
| 355 | return ts2str; |
| 356 | } |
Harald Welte | 978714d | 2011-06-06 18:31:20 +0200 | [diff] [blame] | 357 | |
| 358 | /* obtain the MO structure for a given object instance */ |
| 359 | struct gsm_abis_mo * |
| 360 | gsm_objclass2mo(struct gsm_bts *bts, uint8_t obj_class, |
Harald Welte | 4f8ad53 | 2011-09-19 14:21:51 +0200 | [diff] [blame] | 361 | const struct abis_om_obj_inst *obj_inst) |
Harald Welte | 978714d | 2011-06-06 18:31:20 +0200 | [diff] [blame] | 362 | { |
| 363 | struct gsm_bts_trx *trx; |
| 364 | struct gsm_abis_mo *mo = NULL; |
| 365 | |
| 366 | switch (obj_class) { |
| 367 | case NM_OC_BTS: |
| 368 | mo = &bts->mo; |
| 369 | break; |
| 370 | case NM_OC_RADIO_CARRIER: |
| 371 | if (obj_inst->trx_nr >= bts->num_trx) { |
| 372 | return NULL; |
| 373 | } |
| 374 | trx = gsm_bts_trx_num(bts, obj_inst->trx_nr); |
| 375 | mo = &trx->mo; |
| 376 | break; |
| 377 | case NM_OC_BASEB_TRANSC: |
| 378 | if (obj_inst->trx_nr >= bts->num_trx) { |
| 379 | return NULL; |
| 380 | } |
| 381 | trx = gsm_bts_trx_num(bts, obj_inst->trx_nr); |
| 382 | mo = &trx->bb_transc.mo; |
| 383 | break; |
| 384 | case NM_OC_CHANNEL: |
| 385 | if (obj_inst->trx_nr >= bts->num_trx) { |
| 386 | return NULL; |
| 387 | } |
| 388 | trx = gsm_bts_trx_num(bts, obj_inst->trx_nr); |
| 389 | if (obj_inst->ts_nr >= TRX_NR_TS) |
| 390 | return NULL; |
| 391 | mo = &trx->ts[obj_inst->ts_nr].mo; |
| 392 | break; |
| 393 | case NM_OC_SITE_MANAGER: |
| 394 | mo = &bts->site_mgr.mo; |
| 395 | break; |
| 396 | case NM_OC_BS11: |
| 397 | switch (obj_inst->bts_nr) { |
| 398 | case BS11_OBJ_CCLK: |
| 399 | mo = &bts->bs11.cclk.mo; |
| 400 | break; |
| 401 | case BS11_OBJ_BBSIG: |
| 402 | if (obj_inst->ts_nr > bts->num_trx) |
| 403 | return NULL; |
| 404 | trx = gsm_bts_trx_num(bts, obj_inst->trx_nr); |
| 405 | mo = &trx->bs11.bbsig.mo; |
| 406 | break; |
| 407 | case BS11_OBJ_PA: |
| 408 | if (obj_inst->ts_nr > bts->num_trx) |
| 409 | return NULL; |
| 410 | trx = gsm_bts_trx_num(bts, obj_inst->trx_nr); |
| 411 | mo = &trx->bs11.pa.mo; |
| 412 | break; |
| 413 | default: |
| 414 | return NULL; |
| 415 | } |
Holger Hans Peter Freyther | cb5353d | 2013-07-14 07:55:53 +0200 | [diff] [blame] | 416 | break; |
Harald Welte | 978714d | 2011-06-06 18:31:20 +0200 | [diff] [blame] | 417 | case NM_OC_BS11_RACK: |
| 418 | mo = &bts->bs11.rack.mo; |
| 419 | break; |
| 420 | case NM_OC_BS11_ENVABTSE: |
| 421 | if (obj_inst->trx_nr >= ARRAY_SIZE(bts->bs11.envabtse)) |
| 422 | return NULL; |
| 423 | mo = &bts->bs11.envabtse[obj_inst->trx_nr].mo; |
| 424 | break; |
| 425 | case NM_OC_GPRS_NSE: |
| 426 | mo = &bts->gprs.nse.mo; |
| 427 | break; |
| 428 | case NM_OC_GPRS_CELL: |
| 429 | mo = &bts->gprs.cell.mo; |
| 430 | break; |
| 431 | case NM_OC_GPRS_NSVC: |
| 432 | if (obj_inst->trx_nr >= ARRAY_SIZE(bts->gprs.nsvc)) |
| 433 | return NULL; |
| 434 | mo = &bts->gprs.nsvc[obj_inst->trx_nr].mo; |
| 435 | break; |
| 436 | } |
| 437 | return mo; |
| 438 | } |
| 439 | |
| 440 | /* obtain the gsm_nm_state data structure for a given object instance */ |
| 441 | struct gsm_nm_state * |
| 442 | gsm_objclass2nmstate(struct gsm_bts *bts, uint8_t obj_class, |
Harald Welte | 4f8ad53 | 2011-09-19 14:21:51 +0200 | [diff] [blame] | 443 | const struct abis_om_obj_inst *obj_inst) |
Harald Welte | 978714d | 2011-06-06 18:31:20 +0200 | [diff] [blame] | 444 | { |
| 445 | struct gsm_abis_mo *mo; |
| 446 | |
| 447 | mo = gsm_objclass2mo(bts, obj_class, obj_inst); |
| 448 | if (!mo) |
| 449 | return NULL; |
| 450 | |
| 451 | return &mo->nm_state; |
| 452 | } |
| 453 | |
| 454 | /* obtain the in-memory data structure of a given object instance */ |
| 455 | void * |
| 456 | gsm_objclass2obj(struct gsm_bts *bts, uint8_t obj_class, |
Harald Welte | 4f8ad53 | 2011-09-19 14:21:51 +0200 | [diff] [blame] | 457 | const struct abis_om_obj_inst *obj_inst) |
Harald Welte | 978714d | 2011-06-06 18:31:20 +0200 | [diff] [blame] | 458 | { |
| 459 | struct gsm_bts_trx *trx; |
| 460 | void *obj = NULL; |
| 461 | |
| 462 | switch (obj_class) { |
| 463 | case NM_OC_BTS: |
| 464 | obj = bts; |
| 465 | break; |
| 466 | case NM_OC_RADIO_CARRIER: |
| 467 | if (obj_inst->trx_nr >= bts->num_trx) { |
| 468 | return NULL; |
| 469 | } |
| 470 | trx = gsm_bts_trx_num(bts, obj_inst->trx_nr); |
| 471 | obj = trx; |
| 472 | break; |
| 473 | case NM_OC_BASEB_TRANSC: |
| 474 | if (obj_inst->trx_nr >= bts->num_trx) { |
| 475 | return NULL; |
| 476 | } |
| 477 | trx = gsm_bts_trx_num(bts, obj_inst->trx_nr); |
| 478 | obj = &trx->bb_transc; |
| 479 | break; |
| 480 | case NM_OC_CHANNEL: |
| 481 | if (obj_inst->trx_nr >= bts->num_trx) { |
| 482 | return NULL; |
| 483 | } |
| 484 | trx = gsm_bts_trx_num(bts, obj_inst->trx_nr); |
| 485 | if (obj_inst->ts_nr >= TRX_NR_TS) |
| 486 | return NULL; |
| 487 | obj = &trx->ts[obj_inst->ts_nr]; |
| 488 | break; |
| 489 | case NM_OC_SITE_MANAGER: |
| 490 | obj = &bts->site_mgr; |
| 491 | break; |
| 492 | case NM_OC_GPRS_NSE: |
| 493 | obj = &bts->gprs.nse; |
| 494 | break; |
| 495 | case NM_OC_GPRS_CELL: |
| 496 | obj = &bts->gprs.cell; |
| 497 | break; |
| 498 | case NM_OC_GPRS_NSVC: |
| 499 | if (obj_inst->trx_nr >= ARRAY_SIZE(bts->gprs.nsvc)) |
| 500 | return NULL; |
| 501 | obj = &bts->gprs.nsvc[obj_inst->trx_nr]; |
| 502 | break; |
| 503 | } |
| 504 | return obj; |
| 505 | } |
Harald Welte | f6093a4 | 2011-06-25 10:02:33 +0200 | [diff] [blame] | 506 | |
| 507 | /* See Table 10.5.25 of GSM04.08 */ |
| 508 | uint8_t gsm_ts2chan_nr(const struct gsm_bts_trx_ts *ts, uint8_t lchan_nr) |
| 509 | { |
| 510 | uint8_t cbits, chan_nr; |
| 511 | |
| 512 | switch (ts->pchan) { |
| 513 | case GSM_PCHAN_TCH_F: |
| 514 | case GSM_PCHAN_PDCH: |
| 515 | case GSM_PCHAN_TCH_F_PDCH: |
| 516 | cbits = 0x01; |
| 517 | break; |
| 518 | case GSM_PCHAN_TCH_H: |
| 519 | cbits = 0x02; |
| 520 | cbits += lchan_nr; |
| 521 | break; |
| 522 | case GSM_PCHAN_CCCH_SDCCH4: |
Harald Welte | 30f1f37 | 2014-12-28 15:00:45 +0100 | [diff] [blame] | 523 | case GSM_PCHAN_CCCH_SDCCH4_CBCH: |
Harald Welte | f6093a4 | 2011-06-25 10:02:33 +0200 | [diff] [blame] | 524 | cbits = 0x04; |
| 525 | cbits += lchan_nr; |
| 526 | break; |
| 527 | case GSM_PCHAN_SDCCH8_SACCH8C: |
Harald Welte | 30f1f37 | 2014-12-28 15:00:45 +0100 | [diff] [blame] | 528 | case GSM_PCHAN_SDCCH8_SACCH8C_CBCH: |
Harald Welte | f6093a4 | 2011-06-25 10:02:33 +0200 | [diff] [blame] | 529 | cbits = 0x08; |
| 530 | cbits += lchan_nr; |
| 531 | break; |
| 532 | default: |
| 533 | case GSM_PCHAN_CCCH: |
| 534 | cbits = 0x10; |
| 535 | break; |
| 536 | } |
| 537 | |
| 538 | chan_nr = (cbits << 3) | (ts->nr & 0x7); |
| 539 | |
| 540 | return chan_nr; |
| 541 | } |
| 542 | |
| 543 | uint8_t gsm_lchan2chan_nr(const struct gsm_lchan *lchan) |
| 544 | { |
| 545 | return gsm_ts2chan_nr(lchan->ts, lchan->nr); |
| 546 | } |
Harald Welte | 142d12d | 2014-12-29 17:47:08 +0100 | [diff] [blame] | 547 | |
| 548 | /* return the gsm_lchan for the CBCH (if it exists at all) */ |
| 549 | struct gsm_lchan *gsm_bts_get_cbch(struct gsm_bts *bts) |
| 550 | { |
| 551 | struct gsm_lchan *lchan = NULL; |
| 552 | struct gsm_bts_trx *trx = bts->c0; |
| 553 | |
| 554 | if (trx->ts[0].pchan == GSM_PCHAN_CCCH_SDCCH4_CBCH) |
| 555 | lchan = &trx->ts[0].lchan[2]; |
| 556 | else { |
| 557 | int i; |
| 558 | for (i = 0; i < 8; i++) { |
| 559 | if (trx->ts[i].pchan == GSM_PCHAN_SDCCH8_SACCH8C_CBCH) { |
| 560 | lchan = &trx->ts[i].lchan[2]; |
| 561 | break; |
| 562 | } |
| 563 | } |
| 564 | } |
| 565 | |
| 566 | return lchan; |
| 567 | } |