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-rw-r--r--src/libbsc/bts_ipaccess_nanobts.c520
1 files changed, 0 insertions, 520 deletions
diff --git a/src/libbsc/bts_ipaccess_nanobts.c b/src/libbsc/bts_ipaccess_nanobts.c
deleted file mode 100644
index a1bde778f..000000000
--- a/src/libbsc/bts_ipaccess_nanobts.c
+++ /dev/null
@@ -1,520 +0,0 @@
-/* ip.access nanoBTS specific code */
-
-/* (C) 2009-2010 by Harald Welte <laforge@gnumonks.org>
- *
- * 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 <http://www.gnu.org/licenses/>.
- *
- */
-
-#include <arpa/inet.h>
-
-#include <osmocom/gsm/tlv.h>
-
-#include <openbsc/gsm_data.h>
-#include <openbsc/signal.h>
-#include <openbsc/abis_nm.h>
-#include <osmocom/abis/e1_input.h>
-#include <osmocom/gsm/tlv.h>
-#include <osmocom/core/msgb.h>
-#include <osmocom/core/talloc.h>
-#include <openbsc/gsm_data.h>
-#include <openbsc/abis_nm.h>
-#include <openbsc/abis_rsl.h>
-#include <openbsc/debug.h>
-#include <osmocom/abis/subchan_demux.h>
-#include <osmocom/gsm/ipa.h>
-#include <osmocom/abis/ipaccess.h>
-#include <osmocom/core/logging.h>
-#include <openbsc/ipaccess.h>
-#include <openbsc/bts_ipaccess_nanobts_omlattr.h>
-
-extern struct gsm_network *bsc_gsmnet;
-
-static int bts_model_nanobts_start(struct gsm_network *net);
-static void bts_model_nanobts_e1line_bind_ops(struct e1inp_line *line);
-
-struct gsm_bts_model bts_model_nanobts = {
- .type = GSM_BTS_TYPE_NANOBTS,
- .name = "nanobts",
- .start = bts_model_nanobts_start,
- .oml_rcvmsg = &abis_nm_rcvmsg,
- .e1line_bind_ops = bts_model_nanobts_e1line_bind_ops,
- .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 },
- },
- },
-};
-
-
-/* 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)
-{
- uint8_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;
-
- struct msgb *msgb;
-
- if (!is_ipaccess_bts(nsd->bts))
- return 0;
-
- /* 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) {
- msgb = nanobts_attr_bts_get(bts);
- abis_nm_set_bts_attr(bts, msgb->data, msgb->len);
- msgb_free(msgb);
- 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) {
- enum abis_nm_chan_comb ccomb =
- abis_nm_chcomb4pchan(ts->pchan);
- if (abis_nm_set_channel_attr(ts, ccomb) == -EINVAL) {
- ipaccess_drop_oml(trx->bts);
- return -1;
- }
- 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);
- }
- if (new_state->operational == NM_OPSTATE_ENABLED
- && new_state->availability == NM_AVSTATE_OK)
- dyn_ts_init(ts);
- 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) {
- msgb = nanobts_attr_nse_get(bts);
- abis_nm_ipaccess_set_attr(bts, obj_class, bts->bts_nr,
- 0xff, 0xff, msgb->data,
- msgb->len);
- msgb_free(msgb);
- 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) {
- msgb = nanobts_attr_cell_get(bts);
- abis_nm_ipaccess_set_attr(bts, obj_class, bts->bts_nr,
- 0, 0xff, msgb->data,
- msgb->len);
- msgb_free(msgb);
- 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) ||
- (new_state->availability == NM_AVSTATE_DEPENDENCY)) {
- msgb = nanobts_attr_nscv_get(bts);
- abis_nm_ipaccess_set_attr(bts, obj_class, bts->bts_nr,
- nsvc->id, 0xff,
- msgb->data, msgb->len);
- msgb_free(msgb);
- 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 e1inp_sign_link *sign_link = mb->dst;
- struct gsm_bts *bts = sign_link->trx->bts;
- struct gsm_bts_trx *trx = gsm_bts_trx_num(bts, foh->obj_inst.trx_nr);
-
- if (!trx)
- return -EINVAL;
-
- if (!is_ipaccess_bts(trx->bts))
- 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, trx->bts->ip_access.rsl_ip,
- 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->mo.nm_state.administrative;
- /* Patch ARFCN into radio attribute */
- struct msgb *msgb = nanobts_attr_radio_get(trx->bts, trx);
- abis_nm_set_radio_attr(trx, msgb->data, msgb->len);
- msgb_free(msgb);
- 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 bts_ipa_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;
-}
-
-static int bts_model_nanobts_start(struct gsm_network *net)
-{
- osmo_signal_unregister_handler(SS_NM, bts_ipa_nm_sig_cb, NULL);
- osmo_signal_register_handler(SS_NM, bts_ipa_nm_sig_cb, NULL);
- return 0;
-}
-
-int bts_model_nanobts_init(void)
-{
- bts_model_nanobts.features.data = &bts_model_nanobts._features_data[0];
- bts_model_nanobts.features.data_len =
- sizeof(bts_model_nanobts._features_data);
-
- gsm_btsmodel_set_feature(&bts_model_nanobts, BTS_FEAT_GPRS);
- gsm_btsmodel_set_feature(&bts_model_nanobts, BTS_FEAT_EGPRS);
- gsm_btsmodel_set_feature(&bts_model_nanobts, BTS_FEAT_MULTI_TSC);
-
- return gsm_bts_model_register(&bts_model_nanobts);
-}
-
-#define OML_UP 0x0001
-#define RSL_UP 0x0002
-
-static struct gsm_bts *
-find_bts_by_unitid(struct gsm_network *net, uint16_t site_id, uint16_t bts_id)
-{
- struct gsm_bts *bts;
-
- llist_for_each_entry(bts, &net->bts_list, list) {
- if (!is_ipaccess_bts(bts))
- continue;
-
- if (bts->ip_access.site_id == site_id &&
- bts->ip_access.bts_id == bts_id)
- return bts;
- }
- return NULL;
-}
-
-/* These are exported because they are used by the VTY interface. */
-void ipaccess_drop_rsl(struct gsm_bts_trx *trx)
-{
- if (!trx->rsl_link)
- return;
-
- e1inp_sign_link_destroy(trx->rsl_link);
- trx->rsl_link = NULL;
-}
-
-void ipaccess_drop_oml(struct gsm_bts *bts)
-{
- struct gsm_bts *rdep_bts;
- struct gsm_bts_trx *trx;
-
- if (!bts->oml_link)
- return;
-
- e1inp_sign_link_destroy(bts->oml_link);
- bts->oml_link = NULL;
-
- /* we have issues reconnecting RSL, drop everything. */
- llist_for_each_entry(trx, &bts->trx_list, list)
- ipaccess_drop_rsl(trx);
-
- bts->ip_access.flags = 0;
-
- /*
- * Go through the list and see if we are the depndency of a BTS
- * and then drop the BTS. This can lead to some recursion but it
- * should be fine in userspace.
- * The oml_link is serving as recursion anchor for us and
- * it is set to NULL some lines above.
- */
- llist_for_each_entry(rdep_bts, &bts->network->bts_list, list) {
- if (!bts_depend_is_depedency(rdep_bts, bts))
- continue;
- LOGP(DLINP, LOGL_NOTICE, "Dropping BTS(%u) due BTS(%u).\n",
- rdep_bts->nr, bts->nr);
- ipaccess_drop_oml(rdep_bts);
- }
-}
-
-/* This function is called once the OML/RSL link becomes up. */
-static struct e1inp_sign_link *
-ipaccess_sign_link_up(void *unit_data, struct e1inp_line *line,
- enum e1inp_sign_type type)
-{
- struct gsm_bts *bts;
- struct ipaccess_unit *dev = unit_data;
- struct e1inp_sign_link *sign_link = NULL;
-
- bts = find_bts_by_unitid(bsc_gsmnet, dev->site_id, dev->bts_id);
- if (!bts) {
- LOGP(DLINP, LOGL_ERROR, "Unable to find BTS configuration for "
- " %u/%u/%u, disconnecting\n", dev->site_id,
- dev->bts_id, dev->trx_id);
- return NULL;
- }
- DEBUGP(DLINP, "Identified BTS %u/%u/%u\n",
- dev->site_id, dev->bts_id, dev->trx_id);
-
- switch(type) {
- case E1INP_SIGN_OML:
- /* remove old OML signal link for this BTS. */
- ipaccess_drop_oml(bts);
-
- if (!bts_depend_check(bts)) {
- LOGP(DLINP, LOGL_NOTICE,
- "Dependency not full-filled for %u/%u/%u\n",
- dev->site_id, dev->bts_id, dev->trx_id);
- return NULL;
- }
-
- /* create new OML link. */
- sign_link = bts->oml_link =
- e1inp_sign_link_create(&line->ts[E1INP_SIGN_OML - 1],
- E1INP_SIGN_OML, bts->c0,
- bts->oml_tei, 0);
- break;
- case E1INP_SIGN_RSL: {
- struct e1inp_ts *ts;
- struct gsm_bts_trx *trx = gsm_bts_trx_num(bts, dev->trx_id);
-
- /* no OML link set yet? give up. */
- if (!bts->oml_link || !trx)
- return NULL;
-
- /* remove old RSL link for this TRX. */
- ipaccess_drop_rsl(trx);
-
- /* set new RSL link for this TRX. */
- line = bts->oml_link->ts->line;
- ts = &line->ts[E1INP_SIGN_RSL + dev->trx_id - 1];
- e1inp_ts_config_sign(ts, line);
- sign_link = trx->rsl_link =
- e1inp_sign_link_create(ts, E1INP_SIGN_RSL,
- trx, trx->rsl_tei, 0);
- trx->rsl_link->ts->sign.delay = 0;
- break;
- }
- default:
- break;
- }
- return sign_link;
-}
-
-static void ipaccess_sign_link_down(struct e1inp_line *line)
-{
- /* No matter what link went down, we close both signal links. */
- struct e1inp_ts *ts = &line->ts[E1INP_SIGN_OML-1];
- struct e1inp_sign_link *link;
-
- llist_for_each_entry(link, &ts->sign.sign_links, list) {
- struct gsm_bts *bts = link->trx->bts;
-
- ipaccess_drop_oml(bts);
- /* Yes, we only use the first element of the list. */
- break;
- }
-}
-
-/* This function is called if we receive one OML/RSL message. */
-static int ipaccess_sign_link(struct msgb *msg)
-{
- int ret = 0;
- struct e1inp_sign_link *link = msg->dst;
- struct e1inp_ts *e1i_ts = link->ts;
-
- switch (link->type) {
- case E1INP_SIGN_RSL:
- if (!(link->trx->bts->ip_access.flags &
- (RSL_UP << link->trx->nr))) {
- e1inp_event(e1i_ts, S_L_INP_TEI_UP,
- link->tei, link->sapi);
- link->trx->bts->ip_access.flags |=
- (RSL_UP << link->trx->nr);
- }
- ret = abis_rsl_rcvmsg(msg);
- break;
- case E1INP_SIGN_OML:
- if (!(link->trx->bts->ip_access.flags & OML_UP)) {
- e1inp_event(e1i_ts, S_L_INP_TEI_UP,
- link->tei, link->sapi);
- link->trx->bts->ip_access.flags |= OML_UP;
- }
- ret = abis_nm_rcvmsg(msg);
- break;
- default:
- LOGP(DLINP, LOGL_ERROR, "Unknown signal link type %d\n",
- link->type);
- msgb_free(msg);
- break;
- }
- return ret;
-}
-
-/* not static, ipaccess-config needs it. */
-struct e1inp_line_ops ipaccess_e1inp_line_ops = {
- .cfg = {
- .ipa = {
- .addr = "0.0.0.0",
- .role = E1INP_LINE_R_BSC,
- },
- },
- .sign_link_up = ipaccess_sign_link_up,
- .sign_link_down = ipaccess_sign_link_down,
- .sign_link = ipaccess_sign_link,
-};
-
-static void bts_model_nanobts_e1line_bind_ops(struct e1inp_line *line)
-{
- e1inp_line_bind_ops(line, &ipaccess_e1inp_line_ops);
-}
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