From 03fd8d014f9871896a86534432c8757d65a576fe Mon Sep 17 00:00:00 2001 From: Jonathan Santos Date: Wed, 25 May 2011 13:54:02 -0400 Subject: Import upstream version 0.9.13 --- src/libbsc/bts_ipaccess_nanobts.c | 447 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 447 insertions(+) create mode 100644 src/libbsc/bts_ipaccess_nanobts.c (limited to 'src/libbsc/bts_ipaccess_nanobts.c') diff --git a/src/libbsc/bts_ipaccess_nanobts.c b/src/libbsc/bts_ipaccess_nanobts.c new file mode 100644 index 000000000..25dc0c8a2 --- /dev/null +++ b/src/libbsc/bts_ipaccess_nanobts.c @@ -0,0 +1,447 @@ +/* ip.access nanoBTS specific code */ + +/* (C) 2009-2010 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 + +static struct gsm_bts_model model_nanobts = { + .type = GSM_BTS_TYPE_NANOBTS, + .name = "nanobts", + .oml_rcvmsg = &abis_nm_rcvmsg, + .nm_att_tlvdef = { + .def = { + /* ip.access specifics */ + [NM_ATT_IPACC_DST_IP] = { TLV_TYPE_FIXED, 4 }, + [NM_ATT_IPACC_DST_IP_PORT] = { TLV_TYPE_FIXED, 2 }, + [NM_ATT_IPACC_STREAM_ID] = { TLV_TYPE_TV, }, + [NM_ATT_IPACC_SEC_OML_CFG] = { TLV_TYPE_FIXED, 6 }, + [NM_ATT_IPACC_IP_IF_CFG] = { TLV_TYPE_FIXED, 8 }, + [NM_ATT_IPACC_IP_GW_CFG] = { TLV_TYPE_FIXED, 12 }, + [NM_ATT_IPACC_IN_SERV_TIME] = { TLV_TYPE_FIXED, 4 }, + [NM_ATT_IPACC_LOCATION] = { TLV_TYPE_TL16V }, + [NM_ATT_IPACC_PAGING_CFG] = { TLV_TYPE_FIXED, 2 }, + [NM_ATT_IPACC_UNIT_ID] = { TLV_TYPE_TL16V }, + [NM_ATT_IPACC_UNIT_NAME] = { TLV_TYPE_TL16V }, + [NM_ATT_IPACC_SNMP_CFG] = { TLV_TYPE_TL16V }, + [NM_ATT_IPACC_PRIM_OML_CFG_LIST] = { TLV_TYPE_TL16V }, + [NM_ATT_IPACC_NV_FLAGS] = { TLV_TYPE_TL16V }, + [NM_ATT_IPACC_FREQ_CTRL] = { TLV_TYPE_FIXED, 2 }, + [NM_ATT_IPACC_PRIM_OML_FB_TOUT] = { TLV_TYPE_TL16V }, + [NM_ATT_IPACC_CUR_SW_CFG] = { TLV_TYPE_TL16V }, + [NM_ATT_IPACC_TIMING_BUS] = { TLV_TYPE_TL16V }, + [NM_ATT_IPACC_CGI] = { TLV_TYPE_TL16V }, + [NM_ATT_IPACC_RAC] = { TLV_TYPE_TL16V }, + [NM_ATT_IPACC_OBJ_VERSION] = { TLV_TYPE_TL16V }, + [NM_ATT_IPACC_GPRS_PAGING_CFG]= { TLV_TYPE_TL16V }, + [NM_ATT_IPACC_NSEI] = { TLV_TYPE_TL16V }, + [NM_ATT_IPACC_BVCI] = { TLV_TYPE_TL16V }, + [NM_ATT_IPACC_NSVCI] = { TLV_TYPE_TL16V }, + [NM_ATT_IPACC_NS_CFG] = { TLV_TYPE_TL16V }, + [NM_ATT_IPACC_BSSGP_CFG] = { TLV_TYPE_TL16V }, + [NM_ATT_IPACC_NS_LINK_CFG] = { TLV_TYPE_TL16V }, + [NM_ATT_IPACC_RLC_CFG] = { TLV_TYPE_TL16V }, + [NM_ATT_IPACC_ALM_THRESH_LIST]= { TLV_TYPE_TL16V }, + [NM_ATT_IPACC_MONIT_VAL_LIST] = { TLV_TYPE_TL16V }, + [NM_ATT_IPACC_TIB_CONTROL] = { TLV_TYPE_TL16V }, + [NM_ATT_IPACC_SUPP_FEATURES] = { TLV_TYPE_TL16V }, + [NM_ATT_IPACC_CODING_SCHEMES] = { TLV_TYPE_TL16V }, + [NM_ATT_IPACC_RLC_CFG_2] = { TLV_TYPE_TL16V }, + [NM_ATT_IPACC_HEARTB_TOUT] = { TLV_TYPE_TL16V }, + [NM_ATT_IPACC_UPTIME] = { TLV_TYPE_TL16V }, + [NM_ATT_IPACC_RLC_CFG_3] = { TLV_TYPE_TL16V }, + [NM_ATT_IPACC_SSL_CFG] = { TLV_TYPE_TL16V }, + [NM_ATT_IPACC_SEC_POSSIBLE] = { TLV_TYPE_TL16V }, + [NM_ATT_IPACC_IML_SSL_STATE] = { TLV_TYPE_TL16V }, + [NM_ATT_IPACC_REVOC_DATE] = { TLV_TYPE_TL16V }, + }, + }, +}; + +static unsigned char nanobts_attr_bts[] = { + NM_ATT_INTERF_BOUND, 0x55, 0x5b, 0x61, 0x67, 0x6d, 0x73, + /* interference avg. period in numbers of SACCH multifr */ + NM_ATT_INTAVE_PARAM, 0x06, + /* conn fail based on SACCH error rate */ + NM_ATT_CONN_FAIL_CRIT, 0x00, 0x02, 0x01, 0x10, + NM_ATT_T200, 0x1e, 0x24, 0x24, 0xa8, 0x34, 0x21, 0xa8, + NM_ATT_MAX_TA, 0x3f, + NM_ATT_OVERL_PERIOD, 0x00, 0x01, 10, /* seconds */ + NM_ATT_CCCH_L_T, 10, /* percent */ + NM_ATT_CCCH_L_I_P, 1, /* seconds */ + NM_ATT_RACH_B_THRESH, 10, /* busy threshold in - dBm */ + NM_ATT_LDAVG_SLOTS, 0x03, 0xe8, /* rach load averaging 1000 slots */ + NM_ATT_BTS_AIR_TIMER, 128, /* miliseconds */ + NM_ATT_NY1, 10, /* 10 retransmissions of physical config */ + NM_ATT_BCCH_ARFCN, HARDCODED_ARFCN >> 8, HARDCODED_ARFCN & 0xff, + NM_ATT_BSIC, HARDCODED_BSIC, + NM_ATT_IPACC_CGI, 0, 7, 0x00, 0xf1, 0x10, 0x00, 0x01, 0x00, 0x00, +}; + +static unsigned char nanobts_attr_radio[] = { + NM_ATT_RF_MAXPOWR_R, 0x0c, /* number of -2dB reduction steps / Pn */ + NM_ATT_ARFCN_LIST, 0x00, 0x02, HARDCODED_ARFCN >> 8, HARDCODED_ARFCN & 0xff, +}; + +static unsigned char nanobts_attr_nse[] = { + NM_ATT_IPACC_NSEI, 0, 2, 0x03, 0x9d, /* NSEI 925 */ + NM_ATT_IPACC_NS_CFG, 0, 7, 3, /* (un)blocking timer (Tns-block) */ + 3, /* (un)blocking retries */ + 3, /* reset timer (Tns-reset) */ + 3, /* reset retries */ + 30, /* test timer (Tns-test) */ + 3, /* alive timer (Tns-alive) */ + 10, /* alive retrires */ + NM_ATT_IPACC_BSSGP_CFG, 0, 11, + 3, /* blockimg timer (T1) */ + 3, /* blocking retries */ + 3, /* unblocking retries */ + 3, /* reset timer */ + 3, /* reset retries */ + 10, /* suspend timer (T3) in 100ms */ + 3, /* suspend retries */ + 10, /* resume timer (T4) in 100ms */ + 3, /* resume retries */ + 10, /* capability update timer (T5) */ + 3, /* capability update retries */ +}; + +static unsigned char nanobts_attr_cell[] = { + NM_ATT_IPACC_RAC, 0, 1, 1, /* routing area code */ + NM_ATT_IPACC_GPRS_PAGING_CFG, 0, 2, + 5, /* repeat time (50ms) */ + 3, /* repeat count */ + NM_ATT_IPACC_BVCI, 0, 2, 0x03, 0x9d, /* BVCI 925 */ + NM_ATT_IPACC_RLC_CFG, 0, 9, + 20, /* T3142 */ + 5, /* T3169 */ + 5, /* T3191 */ + 200, /* T3193 */ + 5, /* T3195 */ + 10, /* N3101 */ + 4, /* N3103 */ + 8, /* N3105 */ + 15, /* RLC CV countdown */ + NM_ATT_IPACC_CODING_SCHEMES, 0, 2, 0x0f, 0x00, /* CS1..CS4 */ + NM_ATT_IPACC_RLC_CFG_2, 0, 5, + 0x00, 250, /* T downlink TBF extension (0..500) */ + 0x00, 250, /* T uplink TBF extension (0..500) */ + 2, /* CS2 */ +#if 0 + /* EDGE model only, breaks older models. + * Should inquire the BTS capabilities */ + NM_ATT_IPACC_RLC_CFG_3, 0, 1, + 2, /* MCS2 */ +#endif +}; + +static unsigned char nanobts_attr_nsvc0[] = { + NM_ATT_IPACC_NSVCI, 0, 2, 0x03, 0x9d, /* 925 */ + NM_ATT_IPACC_NS_LINK_CFG, 0, 8, + 0x59, 0xd8, /* remote udp port (23000) */ + 192, 168, 100, 11, /* remote ip address */ + 0x59, 0xd8, /* local udp port (23000) */ +}; + +static void patch_16(uint8_t *data, const uint16_t val) +{ + memcpy(data, &val, sizeof(val)); +} + +static void patch_32(uint8_t *data, const uint32_t val) +{ + memcpy(data, &val, sizeof(val)); +} + +/* + * Patch the various SYSTEM INFORMATION tables to update + * the LAI + */ +static void patch_nm_tables(struct gsm_bts *bts) +{ + u_int8_t arfcn_low = bts->c0->arfcn & 0xff; + u_int8_t arfcn_high = (bts->c0->arfcn >> 8) & 0x0f; + + /* patch ARFCN into BTS Attributes */ + nanobts_attr_bts[42] &= 0xf0; + nanobts_attr_bts[42] |= arfcn_high; + nanobts_attr_bts[43] = arfcn_low; + + /* patch the RACH attributes */ + if (bts->rach_b_thresh != -1) { + nanobts_attr_bts[33] = bts->rach_b_thresh & 0xff; + } + + if (bts->rach_ldavg_slots != -1) { + u_int8_t avg_high = bts->rach_ldavg_slots & 0xff; + u_int8_t avg_low = (bts->rach_ldavg_slots >> 8) & 0x0f; + + nanobts_attr_bts[35] = avg_high; + nanobts_attr_bts[36] = avg_low; + } + + /* patch BSIC */ + nanobts_attr_bts[sizeof(nanobts_attr_bts)-11] = bts->bsic; + + /* patch CGI */ + abis_nm_ipaccess_cgi(nanobts_attr_bts+sizeof(nanobts_attr_bts)-7, bts); + + /* patch the power reduction */ + nanobts_attr_radio[1] = bts->c0->max_power_red / 2; + + /* patch NSEI */ + nanobts_attr_nse[3] = bts->gprs.nse.nsei >> 8; + nanobts_attr_nse[4] = bts->gprs.nse.nsei & 0xff; + memcpy(nanobts_attr_nse+8, bts->gprs.nse.timer, + ARRAY_SIZE(bts->gprs.nse.timer)); + memcpy(nanobts_attr_nse+18, bts->gprs.cell.timer, + ARRAY_SIZE(bts->gprs.cell.timer)); + + /* patch NSVCI */ + nanobts_attr_nsvc0[3] = bts->gprs.nsvc[0].nsvci >> 8; + nanobts_attr_nsvc0[4] = bts->gprs.nsvc[0].nsvci & 0xff; + + /* patch IP address as SGSN IP */ + patch_16(nanobts_attr_nsvc0 + 8, + htons(bts->gprs.nsvc[0].remote_port)); + patch_32(nanobts_attr_nsvc0 + 10, + htonl(bts->gprs.nsvc[0].remote_ip)); + patch_16(nanobts_attr_nsvc0 + 14, + htons(bts->gprs.nsvc[0].local_port)); + + /* patch BVCI */ + nanobts_attr_cell[12] = bts->gprs.cell.bvci >> 8; + nanobts_attr_cell[13] = bts->gprs.cell.bvci & 0xff; + /* patch RAC */ + nanobts_attr_cell[3] = bts->gprs.rac; + + if (bts->gprs.mode == BTS_GPRS_EGPRS) { + /* patch EGPRS coding schemes MCS 1..9 */ + nanobts_attr_cell[29] = 0x8f; + nanobts_attr_cell[30] = 0xff; + } +} + + +/* Callback function to be called whenever we get a GSM 12.21 state change event */ +static int nm_statechg_event(int evt, struct nm_statechg_signal_data *nsd) +{ + u_int8_t obj_class = nsd->obj_class; + void *obj = nsd->obj; + struct gsm_nm_state *new_state = nsd->new_state; + + struct gsm_bts *bts; + struct gsm_bts_trx *trx; + struct gsm_bts_trx_ts *ts; + struct gsm_bts_gprs_nsvc *nsvc; + + /* This event-driven BTS setup is currently only required on nanoBTS */ + + /* S_NM_STATECHG_ADM is called after we call chg_adm_state() and would create + * endless loop */ + if (evt != S_NM_STATECHG_OPER) + return 0; + + switch (obj_class) { + case NM_OC_SITE_MANAGER: + bts = container_of(obj, struct gsm_bts, site_mgr); + if ((new_state->operational == NM_OPSTATE_ENABLED && + new_state->availability == NM_AVSTATE_OK) || + (new_state->operational == NM_OPSTATE_DISABLED && + new_state->availability == NM_AVSTATE_OFF_LINE)) + abis_nm_opstart(bts, obj_class, 0xff, 0xff, 0xff); + break; + case NM_OC_BTS: + bts = obj; + if (new_state->availability == NM_AVSTATE_DEPENDENCY) { + patch_nm_tables(bts); + abis_nm_set_bts_attr(bts, nanobts_attr_bts, + sizeof(nanobts_attr_bts)); + abis_nm_chg_adm_state(bts, obj_class, + bts->bts_nr, 0xff, 0xff, + NM_STATE_UNLOCKED); + abis_nm_opstart(bts, obj_class, + bts->bts_nr, 0xff, 0xff); + } + break; + case NM_OC_CHANNEL: + ts = obj; + trx = ts->trx; + if (new_state->operational == NM_OPSTATE_DISABLED && + new_state->availability == NM_AVSTATE_DEPENDENCY) { + patch_nm_tables(trx->bts); + enum abis_nm_chan_comb ccomb = + abis_nm_chcomb4pchan(ts->pchan); + abis_nm_set_channel_attr(ts, ccomb); + abis_nm_chg_adm_state(trx->bts, obj_class, + trx->bts->bts_nr, trx->nr, ts->nr, + NM_STATE_UNLOCKED); + abis_nm_opstart(trx->bts, obj_class, + trx->bts->bts_nr, trx->nr, ts->nr); + } + break; + case NM_OC_RADIO_CARRIER: + trx = obj; + if (new_state->operational == NM_OPSTATE_DISABLED && + new_state->availability == NM_AVSTATE_OK) + abis_nm_opstart(trx->bts, obj_class, trx->bts->bts_nr, + trx->nr, 0xff); + break; + case NM_OC_GPRS_NSE: + bts = container_of(obj, struct gsm_bts, gprs.nse); + if (bts->gprs.mode == BTS_GPRS_NONE) + break; + if (new_state->availability == NM_AVSTATE_DEPENDENCY) { + abis_nm_ipaccess_set_attr(bts, obj_class, bts->bts_nr, + 0xff, 0xff, nanobts_attr_nse, + sizeof(nanobts_attr_nse)); + abis_nm_opstart(bts, obj_class, bts->bts_nr, + 0xff, 0xff); + } + break; + case NM_OC_GPRS_CELL: + bts = container_of(obj, struct gsm_bts, gprs.cell); + if (bts->gprs.mode == BTS_GPRS_NONE) + break; + if (new_state->availability == NM_AVSTATE_DEPENDENCY) { + abis_nm_ipaccess_set_attr(bts, obj_class, bts->bts_nr, + 0, 0xff, nanobts_attr_cell, + sizeof(nanobts_attr_cell)); + abis_nm_opstart(bts, obj_class, bts->bts_nr, + 0, 0xff); + abis_nm_chg_adm_state(bts, obj_class, bts->bts_nr, + 0, 0xff, NM_STATE_UNLOCKED); + abis_nm_chg_adm_state(bts, NM_OC_GPRS_NSE, bts->bts_nr, + 0xff, 0xff, NM_STATE_UNLOCKED); + } + break; + case NM_OC_GPRS_NSVC: + nsvc = obj; + bts = nsvc->bts; + if (bts->gprs.mode == BTS_GPRS_NONE) + break; + /* We skip NSVC1 since we only use NSVC0 */ + if (nsvc->id == 1) + break; + if (new_state->availability == NM_AVSTATE_OFF_LINE) { + abis_nm_ipaccess_set_attr(bts, obj_class, bts->bts_nr, + nsvc->id, 0xff, + nanobts_attr_nsvc0, + sizeof(nanobts_attr_nsvc0)); + abis_nm_opstart(bts, obj_class, bts->bts_nr, + nsvc->id, 0xff); + abis_nm_chg_adm_state(bts, obj_class, bts->bts_nr, + nsvc->id, 0xff, + NM_STATE_UNLOCKED); + } + default: + break; + } + return 0; +} + +/* Callback function to be called every time we receive a 12.21 SW activated report */ +static int sw_activ_rep(struct msgb *mb) +{ + struct abis_om_fom_hdr *foh = msgb_l3(mb); + struct gsm_bts *bts = mb->trx->bts; + struct gsm_bts_trx *trx = gsm_bts_trx_num(bts, foh->obj_inst.trx_nr); + + if (!trx) + return -EINVAL; + + if (trx->bts->type != GSM_BTS_TYPE_NANOBTS) + return 0; + + switch (foh->obj_class) { + case NM_OC_BASEB_TRANSC: + abis_nm_chg_adm_state(trx->bts, foh->obj_class, + trx->bts->bts_nr, trx->nr, 0xff, + NM_STATE_UNLOCKED); + abis_nm_opstart(trx->bts, foh->obj_class, + trx->bts->bts_nr, trx->nr, 0xff); + /* TRX software is active, tell it to initiate RSL Link */ + abis_nm_ipaccess_rsl_connect(trx, 0, 3003, trx->rsl_tei); + break; + case NM_OC_RADIO_CARRIER: { + /* + * Locking the radio carrier will make it go + * offline again and we would come here. The + * framework should determine that there was + * no change and avoid recursion. + * + * This code is here to make sure that on start + * a TRX remains locked. + */ + int rc_state = trx->nm_state.administrative; + /* Patch ARFCN into radio attribute */ + nanobts_attr_radio[5] &= 0xf0; + nanobts_attr_radio[5] |= trx->arfcn >> 8; + nanobts_attr_radio[6] = trx->arfcn & 0xff; + abis_nm_set_radio_attr(trx, nanobts_attr_radio, + sizeof(nanobts_attr_radio)); + abis_nm_chg_adm_state(trx->bts, foh->obj_class, + trx->bts->bts_nr, trx->nr, 0xff, + rc_state); + abis_nm_opstart(trx->bts, foh->obj_class, trx->bts->bts_nr, + trx->nr, 0xff); + break; + } + } + return 0; +} + +/* Callback function to be called every time we receive a signal from NM */ +static int nm_sig_cb(unsigned int subsys, unsigned int signal, + void *handler_data, void *signal_data) +{ + if (subsys != SS_NM) + return 0; + + switch (signal) { + case S_NM_SW_ACTIV_REP: + return sw_activ_rep(signal_data); + case S_NM_STATECHG_OPER: + case S_NM_STATECHG_ADM: + return nm_statechg_event(signal, signal_data); + default: + break; + } + return 0; +} + +int bts_model_nanobts_init(void) +{ + model_nanobts.features.data = &model_nanobts._features_data[0]; + model_nanobts.features.data_len = sizeof(model_nanobts._features_data); + + gsm_btsmodel_set_feature(&model_nanobts, BTS_FEAT_GPRS); + gsm_btsmodel_set_feature(&model_nanobts, BTS_FEAT_EGPRS); + + register_signal_handler(SS_NM, nm_sig_cb, NULL); + + return gsm_bts_model_register(&model_nanobts); +} -- cgit v1.2.3