diff options
Diffstat (limited to 'openbsc/src/libcommon/gsm_data.c')
-rw-r--r-- | openbsc/src/libcommon/gsm_data.c | 308 |
1 files changed, 63 insertions, 245 deletions
diff --git a/openbsc/src/libcommon/gsm_data.c b/openbsc/src/libcommon/gsm_data.c index a85eb8466..268137f09 100644 --- a/openbsc/src/libcommon/gsm_data.c +++ b/openbsc/src/libcommon/gsm_data.c @@ -48,72 +48,6 @@ void set_ts_e1link(struct gsm_bts_trx_ts *ts, uint8_t e1_nr, ts->e1_link.e1_ts_ss = e1_ts_ss; } -static const struct value_string pchan_names[] = { - { 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" }, - { 0, NULL } -}; - -const char *gsm_pchan_name(enum gsm_phys_chan_config c) -{ - return get_value_string(pchan_names, c); -} - -enum gsm_phys_chan_config gsm_pchan_parse(const char *name) -{ - return get_string_value(pchan_names, name); -} - -static const struct value_string lchant_names[] = { - { GSM_LCHAN_NONE, "NONE" }, - { GSM_LCHAN_SDCCH, "SDCCH" }, - { GSM_LCHAN_TCH_F, "TCH/F" }, - { GSM_LCHAN_TCH_H, "TCH/H" }, - { GSM_LCHAN_UNKNOWN, "UNKNOWN" }, - { 0, NULL } -}; - -const char *gsm_lchant_name(enum gsm_chan_t c) -{ - return get_value_string(lchant_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" }, - { 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); -} - static struct gsm_bts_model *bts_model_find(enum gsm_bts_type type) { struct gsm_bts_model *model; @@ -136,124 +70,6 @@ int gsm_bts_model_register(struct gsm_bts_model *model) return 0; } - -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; - - 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->tsc = -1; - - 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; - lchan = &ts->lchan[l]; - - lchan->ts = ts; - lchan->nr = l; - lchan->type = GSM_LCHAN_NONE; - } - } - - 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 }; - -struct gsm_bts *gsm_bts_alloc(struct gsm_network *net, enum gsm_bts_type type, - uint8_t tsc, uint8_t bsic) -{ - struct gsm_bts *bts = talloc_zero(net, struct gsm_bts); - struct gsm_bts_model *model = bts_model_find(type); - int i; - - if (!bts) - return NULL; - - if (!model && type != GSM_BTS_TYPE_UNKNOWN) { - talloc_free(bts); - return NULL; - } - - bts->network = net; - bts->nr = net->num_bts++; - bts->type = type; - bts->model = model; - bts->tsc = tsc; - bts->bsic = bsic; - bts->num_trx = 0; - INIT_LLIST_HEAD(&bts->trx_list); - bts->ms_max_power = 15; /* dBm */ - - bts->neigh_list_manual_mode = 0; - 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.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 */ - - for (i = 0; i < ARRAY_SIZE(bts->gprs.nsvc); i++) { - bts->gprs.nsvc[i].bts = bts; - bts->gprs.nsvc[i].id = i; - } - memcpy(&bts->gprs.nse.timer, bts_nse_timer_default, - sizeof(bts->gprs.nse.timer)); - memcpy(&bts->gprs.cell.timer, bts_cell_timer_default, - sizeof(bts->gprs.cell.timer)); - - /* create our primary TRX */ - bts->c0 = gsm_bts_trx_alloc(bts); - if (!bts->c0) { - 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->abis_queue); - - llist_add_tail(&bts->list, &net->bts_list); - - return bts; -} - struct gsm_network *gsm_network_init(uint16_t country_code, uint16_t network_code, int (*mncc_recv)(struct gsm_network *, struct msgb *)) { @@ -371,50 +187,6 @@ struct gsm_bts *gsm_bts_neighbor(const struct gsm_bts *bts, return NULL; } -struct gsm_bts_trx *gsm_bts_trx_num(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(struct gsm_bts_trx *trx) -{ - snprintf(ts2str, sizeof(ts2str), "(bts=%d,trx=%d)", - trx->bts->nr, trx->nr); - - return ts2str; -} - - -char *gsm_ts_name(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; -} - -char *gsm_lchan_name(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; -} - static const struct value_string bts_types[] = { { GSM_BTS_TYPE_UNKNOWN, "unknown" }, { GSM_BTS_TYPE_BS11, "bs11" }, @@ -489,23 +261,6 @@ const char *gsm_auth_policy_name(enum gsm_auth_policy policy) return get_value_string(auth_policy_names, policy); } -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); -} - static const struct value_string rrlp_mode_names[] = { { RRLP_MODE_NONE, "none" }, { RRLP_MODE_MS_BASED, "ms-based" }, @@ -602,3 +357,66 @@ int gsm_set_bts_type(struct gsm_bts *bts, enum gsm_bts_type type) return 0; } + +struct gsm_bts *gsm_bts_alloc_register(struct gsm_network *net, enum gsm_bts_type type, + uint8_t tsc, uint8_t bsic) +{ + struct gsm_bts_model *model = bts_model_find(type); + struct gsm_bts *bts; + + if (!model && type != GSM_BTS_TYPE_UNKNOWN) { + talloc_free(bts); + return NULL; + } + + bts = gsm_bts_alloc(net); + if (!bts) + return NULL; + + bts->network = net; + bts->nr = net->num_bts++; + bts->type = type; + bts->model = model; + bts->tsc = tsc; + bts->bsic = bsic; + + bts->neigh_list_manual_mode = 0; + 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.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 */ + + llist_add_tail(&bts->list, &net->bts_list); + + INIT_LLIST_HEAD(&bts->abis_queue); + + 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); +} |