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Move struct gsm_bts_trx: gsm-data.* => bts_trx.* 

See rant fro similar recent commit moving stuff to bts.*.

Change-Id: I11758ca3d255d849d77bd068f24bb68bde1f89a5
This commit is contained in:
Pau Espin 2020-07-16 14:49:36 +02:00 committed by laforge
parent e2f1c95774
commit aca53203d1
17 changed files with 398 additions and 331 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
include/osmocom/bsc/Makefile.am
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@ -11,6 +11,7 @@ noinst_HEADERS = \
bsc_subscr_conn_fsm.h \
bss.h \
bts.h \
bts_trx.h \
bts_ipaccess_nanobts_omlattr.h \
chan_alloc.h \
codec_pref.h \

1
include/osmocom/bsc/bts.h
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@ -13,6 +13,7 @@
#include <osmocom/abis/e1_input.h>
#include "osmocom/bsc/gsm_data.h"
#include "osmocom/bsc/bts_trx.h"
enum bts_counter_id {
BTS_CTR_CHREQ_TOTAL,

92
include/osmocom/bsc/bts_trx.h Normal file
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@ -0,0 +1,92 @@
#pragma once
#include <stdint.h>
#include <sys/types.h>
#include <stdbool.h>
#include <osmocom/core/linuxlist.h>
#include <osmocom/core/msgb.h>
#include <osmocom/core/timer.h>
#include <osmocom/core/bitvec.h>
#include <osmocom/gsm/tlv.h>
#include <osmocom/abis/e1_input.h>
#include "osmocom/bsc/gsm_data.h"
struct gsm_bts;
#define TRX_NR_TS 8
/* One TRX in a BTS */
struct gsm_bts_trx {
/* list header in bts->trx_list */
struct llist_head list;
struct gsm_bts *bts;
/* number of this TRX in the BTS */
uint8_t nr;
/* human readable name / description */
char *description;
/* how do we talk RSL with this TRX? */
struct gsm_e1_subslot rsl_e1_link;
uint8_t rsl_tei;
struct e1inp_sign_link *rsl_link;
/* Timeout for initiating the RSL connection. */
struct osmo_timer_list rsl_connect_timeout;
/* Some BTS (specifically Ericsson RBS) have a per-TRX OML Link */
struct e1inp_sign_link *oml_link;
struct gsm_abis_mo mo;
struct tlv_parsed nm_attr;
struct {
struct gsm_abis_mo mo;
} bb_transc;
uint16_t arfcn;
int nominal_power; /* in dBm */
unsigned int max_power_red; /* in actual dB */
union {
struct {
struct {
struct gsm_abis_mo mo;
} bbsig;
struct {
struct gsm_abis_mo mo;
} pa;
} bs11;
struct {
unsigned int test_state;
uint8_t test_nr;
struct rxlev_stats rxlev_stat;
} ipaccess;
struct {
struct {
struct om2k_mo om2k_mo;
} trxc;
struct {
struct om2k_mo om2k_mo;
} rx;
struct {
struct om2k_mo om2k_mo;
} tx;
} rbs2000;
};
struct gsm_bts_trx_ts ts[TRX_NR_TS];
};
struct gsm_bts_trx *gsm_bts_trx_alloc(struct gsm_bts *bts);
char *gsm_trx_name(const struct gsm_bts_trx *trx);
struct gsm_lchan *rsl_lchan_lookup(struct gsm_bts_trx *trx, uint8_t chan_nr,
int *rc);
void gsm_trx_lock_rf(struct gsm_bts_trx *trx, bool locked, const char *reason);
bool trx_is_usable(const struct gsm_bts_trx *trx);
void gsm_trx_all_ts_dispatch(struct gsm_bts_trx *trx, uint32_t ts_ev, void *data);
int trx_count_free_ts(struct gsm_bts_trx *trx, enum gsm_phys_chan_config pchan);
bool trx_has_valid_pchan_config(const struct gsm_bts_trx *trx);

75
include/osmocom/bsc/gsm_data.h
View File

@ -40,6 +40,7 @@ struct mgcp_client;
struct gsm0808_cell_id;
struct osmo_mgcpc_ep;
struct gsm_bts;
struct gsm_bts_trx;
/** annotations for msgb ownership */
#define __uses
@ -330,7 +331,6 @@ enum gsm_chreq_reason_t {
use 4 as magic number for BCCH hack - see osmo-bts-../oml.c:opstart_compl() */
#define CCCH_LCHAN 4
#define TRX_NR_TS 8
#define TS_MAX_LCHAN 8
#define HARDCODED_ARFCN 123
@ -713,66 +713,6 @@ struct gsm_bts_trx_ts {
struct gsm_lchan lchan[TS_MAX_LCHAN];
};
/* One TRX in a BTS */
struct gsm_bts_trx {
/* list header in bts->trx_list */
struct llist_head list;
struct gsm_bts *bts;
/* number of this TRX in the BTS */
uint8_t nr;
/* human readable name / description */
char *description;
/* how do we talk RSL with this TRX? */
struct gsm_e1_subslot rsl_e1_link;
uint8_t rsl_tei;
struct e1inp_sign_link *rsl_link;
/* Timeout for initiating the RSL connection. */
struct osmo_timer_list rsl_connect_timeout;
/* Some BTS (specifically Ericsson RBS) have a per-TRX OML Link */
struct e1inp_sign_link *oml_link;
struct gsm_abis_mo mo;
struct tlv_parsed nm_attr;
struct {
struct gsm_abis_mo mo;
} bb_transc;
uint16_t arfcn;
int nominal_power; /* in dBm */
unsigned int max_power_red; /* in actual dB */
union {
struct {
struct {
struct gsm_abis_mo mo;
} bbsig;
struct {
struct gsm_abis_mo mo;
} pa;
} bs11;
struct {
unsigned int test_state;
uint8_t test_nr;
struct rxlev_stats rxlev_stat;
} ipaccess;
struct {
struct {
struct om2k_mo om2k_mo;
} trxc;
struct {
struct om2k_mo om2k_mo;
} rx;
struct {
struct om2k_mo om2k_mo;
} tx;
} rbs2000;
};
struct gsm_bts_trx_ts ts[TRX_NR_TS];
};
#define GSM_LCHAN_SI(lchan, i) (void *)((lchan)->si.buf[i][0])
/*
@ -962,8 +902,6 @@ struct gsm_bts *gsm_bts_by_cell_id(const struct gsm_network *net,
const struct gsm0808_cell_id *cell_id,
int match_idx);
struct gsm_bts_trx *gsm_bts_trx_alloc(struct gsm_bts *bts);
extern const struct value_string gsm_chreq_descs[];
extern const struct value_string gsm_pchant_names[];
extern const struct value_string gsm_pchant_descs[];
@ -974,7 +912,6 @@ static inline const char *gsm_pchan_id(enum gsm_phys_chan_config c)
enum gsm_phys_chan_config gsm_pchan_parse(const char *name);
const char *gsm_lchant_name(enum gsm_chan_t c);
const char *gsm_chreq_name(enum gsm_chreq_reason_t c);
char *gsm_trx_name(const struct gsm_bts_trx *trx);
char *gsm_ts_name(const struct gsm_bts_trx_ts *ts);
char *gsm_ts_and_pchan_name(const struct gsm_bts_trx_ts *ts);
char *gsm_lchan_name_compute(const struct gsm_lchan *lchan);
@ -1007,9 +944,6 @@ void gsm48_lchan2chan_desc_as_configured(struct gsm48_chan_desc *cd, const struc
uint8_t gsm_ts_tsc(const struct gsm_bts_trx_ts *ts);
struct gsm_lchan *rsl_lchan_lookup(struct gsm_bts_trx *trx, uint8_t chan_nr,
int *rc);
enum gsm_phys_chan_config ts_pchan(struct gsm_bts_trx_ts *ts);
uint8_t pchan_subslots(enum gsm_phys_chan_config pchan);
bool ts_is_tch(struct gsm_bts_trx_ts *ts);
@ -1255,7 +1189,6 @@ struct gsm_bts *bsc_bts_alloc_register(struct gsm_network *net, enum gsm_bts_typ
void set_ts_e1link(struct gsm_bts_trx_ts *ts, uint8_t e1_nr,
uint8_t e1_ts, uint8_t e1_ts_ss);
void gsm_trx_lock_rf(struct gsm_bts_trx *trx, bool locked, const char *reason);
int gsm_bts_trx_set_system_infos(struct gsm_bts_trx *trx);
int gsm_bts_set_system_infos(struct gsm_bts *bts);
@ -1265,17 +1198,11 @@ extern struct e1inp_line_ops bts_isdn_e1inp_line_ops;
/* control interface handling */
int bsc_base_ctrl_cmds_install(void);
bool trx_is_usable(const struct gsm_bts_trx *trx);
bool ts_is_usable(const struct gsm_bts_trx_ts *ts);
int gsm_lchan_type_by_pchan(enum gsm_phys_chan_config pchan);
enum gsm_phys_chan_config gsm_pchan_by_lchan_type(enum gsm_chan_t type);
void gsm_trx_all_ts_dispatch(struct gsm_bts_trx *trx, uint32_t ts_ev, void *data);
int trx_count_free_ts(struct gsm_bts_trx *trx, enum gsm_phys_chan_config pchan);
bool trx_has_valid_pchan_config(const struct gsm_bts_trx *trx);
enum gsm48_rr_cause bsc_gsm48_rr_cause_from_gsm0808_cause(enum gsm0808_cause c);
enum gsm48_rr_cause bsc_gsm48_rr_cause_from_rsl_cause(uint8_t c);

3
src/ipaccess/Makefile.am
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@ -47,6 +47,7 @@ ipaccess_config_SOURCES = \
# FIXME: resolve the bogus dependencies patched around here:
ipaccess_config_LDADD = \
$(top_builddir)/src/osmo-bsc/bts.o \
$(top_builddir)/src/osmo-bsc/bts_trx.o \
$(top_builddir)/src/osmo-bsc/abis_nm.o \
$(top_builddir)/src/osmo-bsc/bts_ipaccess_nanobts.o \
$(top_builddir)/src/osmo-bsc/bts_ipaccess_nanobts_omlattr.o \
@ -61,7 +62,9 @@ ipaccess_proxy_SOURCES = \
$(NULL)
ipaccess_proxy_LDADD = \
$(top_builddir)/src/osmo-bsc/abis_nm.o \
$(top_builddir)/src/osmo-bsc/bts.o \
$(top_builddir)/src/osmo-bsc/bts_trx.o \
$(top_builddir)/src/osmo-bsc/gsm_data.o \
$(OSMO_LIBS) \
$(NULL)

1
src/ipaccess/network_listen.c
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@ -34,6 +34,7 @@
#include <osmocom/gsm/gsm48_ie.h>
#include <osmocom/bsc/gsm_data.h>
#include <osmocom/bsc/bts_trx.h>
#include <osmocom/bsc/abis_nm.h>
#include <osmocom/bsc/signal.h>
#include <osmocom/bsc/debug.h>

1
src/osmo-bsc/Makefile.am
View File

@ -44,6 +44,7 @@ osmo_bsc_SOURCES = \
bsc_subscriber.c \
bsc_vty.c \
bts.c \
bts_trx.c \
bts_ericsson_rbs2000.c \
bts_init.c \
bts_ipaccess_nanobts.c \

20
src/osmo-bsc/abis_nm.c
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@ -3020,26 +3020,6 @@ void abis_nm_ipaccess_cgi(uint8_t *buf, struct gsm_bts *bts)
memcpy(&_buf->rac, &ci, sizeof(ci));
}
void gsm_trx_lock_rf(struct gsm_bts_trx *trx, bool locked, const char *reason)
{
uint8_t new_state = locked ? NM_STATE_LOCKED : NM_STATE_UNLOCKED;
if (!trx->bts || !trx->bts->oml_link) {
/* Set initial state which will be sent when BTS connects. */
trx->mo.nm_state.administrative = new_state;
return;
}
LOG_TRX(trx, DNM, LOGL_NOTICE, "Requesting administrative state change %s -> %s [%s]\n",
get_value_string(abis_nm_adm_state_names, trx->mo.nm_state.administrative),
get_value_string(abis_nm_adm_state_names, new_state), reason);
abis_nm_chg_adm_state(trx->bts, NM_OC_RADIO_CARRIER,
trx->bts->bts_nr, trx->nr, 0xff,
new_state);
}
static const struct value_string ipacc_testres_names[] = {
{ NM_IPACC_TESTRES_SUCCESS, "SUCCESS" },
{ NM_IPACC_TESTRES_TIMEOUT, "TIMEOUT" },

1
src/osmo-bsc/bsc_subscr_conn_fsm.c
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@ -28,6 +28,7 @@
#include <osmocom/bsc/a_reset.h>
#include <osmocom/bsc/gsm_08_08.h>
#include <osmocom/bsc/gsm_data.h>
#include <osmocom/bsc/bts.h>
#include <osmocom/bsc/handover_fsm.h>
#include <osmocom/bsc/lchan_fsm.h>
#include <osmocom/bsc/lchan_rtp_fsm.h>

288
src/osmo-bsc/bts_trx.c Normal file
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@ -0,0 +1,288 @@
/* (C) 2008-2018 by Harald Welte <laforge@gnumonks.org>
* (C) 2020 by sysmocom s.f.m.c. GmbH <info@sysmocom.de>
*
* 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 <osmocom/gsm/abis_nm.h>
#include <osmocom/bsc/gsm_data.h>
#include <osmocom/bsc/bts.h>
#include <osmocom/bsc/bts_trx.h>
#include <osmocom/bsc/timeslot_fsm.h>
#include <osmocom/bsc/abis_nm.h>
#include <osmocom/bsc/lchan_fsm.h>
#include <osmocom/bsc/debug.h>
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;
gsm_mo_init(&trx->mo, bts, NM_OC_RADIO_CARRIER,
bts->nr, trx->nr, 0xff);
gsm_mo_init(&trx->bb_transc.mo, bts, NM_OC_BASEB_TRANSC,
bts->nr, trx->nr, 0xff);
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_from_config = ts->pchan_on_init = ts->pchan_is = GSM_PCHAN_NONE;
ts->tsc = -1;
ts_fsm_alloc(ts);
gsm_mo_init(&ts->mo, bts, NM_OC_CHANNEL,
bts->nr, trx->nr, ts->nr);
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;
char *name;
lchan = &ts->lchan[l];
lchan->ts = ts;
lchan->nr = l;
lchan->type = GSM_LCHAN_NONE;
name = gsm_lchan_name_compute(lchan);
lchan->name = talloc_strdup(trx, name);
}
}
if (trx->nr != 0)
trx->nominal_power = bts->c0->nominal_power;
llist_add_tail(&trx->list, &bts->trx_list);
return trx;
}
static char ts2str[255];
char *gsm_trx_name(const struct gsm_bts_trx *trx)
{
if (!trx)
snprintf(ts2str, sizeof(ts2str), "(trx=NULL)");
else
snprintf(ts2str, sizeof(ts2str), "(bts=%d,trx=%d)",
trx->bts->nr, trx->nr);
return ts2str;
}
/* determine logical channel based on TRX and channel number IE */
struct gsm_lchan *rsl_lchan_lookup(struct gsm_bts_trx *trx, uint8_t chan_nr,
int *rc)
{
uint8_t ts_nr = chan_nr & 0x07;
uint8_t cbits = chan_nr >> 3;
uint8_t lch_idx;
struct gsm_bts_trx_ts *ts = &trx->ts[ts_nr];
bool ok;
if (rc)
*rc = -EINVAL;
if (cbits == 0x01) {
lch_idx = 0; /* TCH/F */
ok = ts_is_capable_of_pchan(ts, GSM_PCHAN_TCH_F)
|| ts->pchan_on_init == GSM_PCHAN_PDCH; /* PDCH? really? */
} else if ((cbits & 0x1e) == 0x02) {
lch_idx = cbits & 0x1; /* TCH/H */
ok = ts_is_capable_of_pchan(ts, GSM_PCHAN_TCH_H);
} else if ((cbits & 0x1c) == 0x04) {
lch_idx = cbits & 0x3; /* SDCCH/4 */
ok = ts_is_capable_of_pchan(ts, GSM_PCHAN_CCCH_SDCCH4);
} else if ((cbits & 0x18) == 0x08) {
lch_idx = cbits & 0x7; /* SDCCH/8 */
ok = ts_is_capable_of_pchan(ts, GSM_PCHAN_SDCCH8_SACCH8C);
} else if (cbits == 0x10 || cbits == 0x11 || cbits == 0x12) {
lch_idx = 0; /* CCCH? */
ok = ts_is_capable_of_pchan(ts, GSM_PCHAN_CCCH);
/* FIXME: we should not return first sdcch4 !!! */
} else if ((chan_nr & RSL_CHAN_NR_MASK) == RSL_CHAN_OSMO_PDCH) {
lch_idx = 0;
ok = (ts->pchan_on_init == GSM_PCHAN_TCH_F_TCH_H_PDCH);
} else
return NULL;
if (rc && ok)
*rc = 0;
return &ts->lchan[lch_idx];
}
void gsm_trx_lock_rf(struct gsm_bts_trx *trx, bool locked, const char *reason)
{
uint8_t new_state = locked ? NM_STATE_LOCKED : NM_STATE_UNLOCKED;
if (!trx->bts || !trx->bts->oml_link) {
/* Set initial state which will be sent when BTS connects. */
trx->mo.nm_state.administrative = new_state;
return;
}
LOG_TRX(trx, DNM, LOGL_NOTICE, "Requesting administrative state change %s -> %s [%s]\n",
get_value_string(abis_nm_adm_state_names, trx->mo.nm_state.administrative),
get_value_string(abis_nm_adm_state_names, new_state), reason);
abis_nm_chg_adm_state(trx->bts, NM_OC_RADIO_CARRIER,
trx->bts->bts_nr, trx->nr, 0xff,
new_state);
}
bool trx_is_usable(const struct gsm_bts_trx *trx)
{
/* FIXME: How does this behave for BS-11 ? */
if (is_ipaccess_bts(trx->bts)) {
if (!nm_is_running(&trx->mo.nm_state) ||
!nm_is_running(&trx->bb_transc.mo.nm_state))
return false;
} else if (is_ericsson_bts(trx->bts)) {
/* The OM2000 -> 12.21 mapping we do doesn't have separate bb_transc MO */
if (!nm_is_running(&trx->mo.nm_state))
return false;
}
return true;
}
void gsm_trx_all_ts_dispatch(struct gsm_bts_trx *trx, uint32_t ts_ev, void *data)
{
int i;
for (i = 0; i < ARRAY_SIZE(trx->ts); i++) {
struct gsm_bts_trx_ts *ts = &trx->ts[i];
osmo_fsm_inst_dispatch(ts->fi, ts_ev, data);
}
}
int trx_count_free_ts(struct gsm_bts_trx *trx, enum gsm_phys_chan_config pchan)
{
struct gsm_bts_trx_ts *ts;
struct gsm_lchan *lchan;
int j;
int count = 0;
if (!trx_is_usable(trx))
return 0;
for (j = 0; j < ARRAY_SIZE(trx->ts); j++) {
ts = &trx->ts[j];
if (!ts_is_usable(ts))
continue;
if (ts->pchan_is == GSM_PCHAN_PDCH) {
/* Dynamic timeslots in PDCH mode will become TCH if needed. */
switch (ts->pchan_on_init) {
case GSM_PCHAN_TCH_F_PDCH:
if (pchan == GSM_PCHAN_TCH_F)
count++;
continue;
case GSM_PCHAN_TCH_F_TCH_H_PDCH:
if (pchan == GSM_PCHAN_TCH_F)
count++;
else if (pchan == GSM_PCHAN_TCH_H)
count += 2;
continue;
default:
/* Not dynamic, not applicable. */
continue;
}
}
if (ts->pchan_is != pchan)
continue;
ts_for_each_lchan(lchan, ts) {
if (lchan_state_is(lchan, LCHAN_ST_UNUSED))
count++;
}
}
return count;
}
bool trx_has_valid_pchan_config(const struct gsm_bts_trx *trx)
{
bool combined = false;
bool result = true;
unsigned int i;
/* Iterate over all timeslots */
for (i = 0; i < 8; i++) {
const struct gsm_bts_trx_ts *ts = &trx->ts[i];
switch (ts->pchan_from_config) {
case GSM_PCHAN_CCCH_SDCCH4_CBCH:
case GSM_PCHAN_CCCH_SDCCH4:
/* CCCH+SDCCH4 can only be configured on TS0 */
if (i > 0) {
LOGP(DNM, LOGL_ERROR, "Combined CCCH is not allowed "
"on TS%u > 0\n", i);
result = false;
}
if (i == 0)
combined = true;
/* fall-through */
case GSM_PCHAN_CCCH:
/* 3GPP TS 45.002, Table 3, CCCH: TS (0, 2, 4, 6) */
if (i % 2 != 0) {
LOGP(DNM, LOGL_ERROR, "%s is not allowed on odd TS%u\n",
gsm_pchan_name(ts->pchan_from_config), i);
result = false;
}
/* There can be no more CCCHs if TS0/C0 is combined */
if (i > 0 && combined) {
LOGP(DNM, LOGL_ERROR, "%s is not allowed on TS%u, "
"because TS0 is using combined channel configuration\n",
gsm_pchan_name(ts->pchan_from_config), i);
result = false;
}
break;
default:
/* CCCH on TS0 is mandatory for C0 */
if (trx->bts->c0 == trx && i == 0) {
LOGP(DNM, LOGL_ERROR, "TS0 on C0 must be CCCH/BCCH\n");
result = false;
}
}
}
return result;
}

237
src/osmo-bsc/gsm_data.c
View File

@ -290,79 +290,8 @@ struct gsm_bts *gsm_bts_by_cell_id(const struct gsm_network *net,
return NULL;
}
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;
gsm_mo_init(&trx->mo, bts, NM_OC_RADIO_CARRIER,
bts->nr, trx->nr, 0xff);
gsm_mo_init(&trx->bb_transc.mo, bts, NM_OC_BASEB_TRANSC,
bts->nr, trx->nr, 0xff);
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_from_config = ts->pchan_on_init = ts->pchan_is = GSM_PCHAN_NONE;
ts->tsc = -1;
ts_fsm_alloc(ts);
gsm_mo_init(&ts->mo, bts, NM_OC_CHANNEL,
bts->nr, trx->nr, ts->nr);
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;
char *name;
lchan = &ts->lchan[l];
lchan->ts = ts;
lchan->nr = l;
lchan->type = GSM_LCHAN_NONE;
name = gsm_lchan_name_compute(lchan);
lchan->name = talloc_strdup(trx, name);
}
}
if (trx->nr != 0)
trx->nominal_power = bts->c0->nominal_power;
llist_add_tail(&trx->list, &bts->trx_list);
return trx;
}
static char ts2str[255];
char *gsm_trx_name(const struct gsm_bts_trx *trx)
{
if (!trx)
snprintf(ts2str, sizeof(ts2str), "(trx=NULL)");
else
snprintf(ts2str, sizeof(ts2str), "(bts=%d,trx=%d)",
trx->bts->nr, trx->nr);
return ts2str;
}
char *gsm_ts_name(const struct gsm_bts_trx_ts *ts)
{
snprintf(ts2str, sizeof(ts2str), "(bts=%d,trx=%d,ts=%d)",
@ -620,48 +549,6 @@ uint8_t gsm_lchan2chan_nr(const struct gsm_lchan *lchan)
return gsm_pchan2chan_nr(lchan->ts->pchan_is, lchan->ts->nr, lchan->nr);
}
/* determine logical channel based on TRX and channel number IE */
struct gsm_lchan *rsl_lchan_lookup(struct gsm_bts_trx *trx, uint8_t chan_nr,
int *rc)
{
uint8_t ts_nr = chan_nr & 0x07;
uint8_t cbits = chan_nr >> 3;
uint8_t lch_idx;
struct gsm_bts_trx_ts *ts = &trx->ts[ts_nr];
bool ok;
if (rc)
*rc = -EINVAL;
if (cbits == 0x01) {
lch_idx = 0; /* TCH/F */
ok = ts_is_capable_of_pchan(ts, GSM_PCHAN_TCH_F)
|| ts->pchan_on_init == GSM_PCHAN_PDCH; /* PDCH? really? */
} else if ((cbits & 0x1e) == 0x02) {
lch_idx = cbits & 0x1; /* TCH/H */
ok = ts_is_capable_of_pchan(ts, GSM_PCHAN_TCH_H);
} else if ((cbits & 0x1c) == 0x04) {
lch_idx = cbits & 0x3; /* SDCCH/4 */
ok = ts_is_capable_of_pchan(ts, GSM_PCHAN_CCCH_SDCCH4);
} else if ((cbits & 0x18) == 0x08) {
lch_idx = cbits & 0x7; /* SDCCH/8 */
ok = ts_is_capable_of_pchan(ts, GSM_PCHAN_SDCCH8_SACCH8C);
} else if (cbits == 0x10 || cbits == 0x11 || cbits == 0x12) {
lch_idx = 0; /* CCCH? */
ok = ts_is_capable_of_pchan(ts, GSM_PCHAN_CCCH);
/* FIXME: we should not return first sdcch4 !!! */
} else if ((chan_nr & RSL_CHAN_NR_MASK) == RSL_CHAN_OSMO_PDCH) {
lch_idx = 0;
ok = (ts->pchan_on_init == GSM_PCHAN_TCH_F_TCH_H_PDCH);
} else
return NULL;
if (rc && ok)
*rc = 0;
return &ts->lchan[lch_idx];
}
static const uint8_t subslots_per_pchan[] = {
[GSM_PCHAN_NONE] = 0,
[GSM_PCHAN_CCCH] = 0,
@ -708,31 +595,6 @@ struct gsm_bts *conn_get_bts(struct gsm_subscriber_connection *conn) {
return conn->lchan->ts->trx->bts;
}
bool trx_is_usable(const struct gsm_bts_trx *trx)
{
/* FIXME: How does this behave for BS-11 ? */
if (is_ipaccess_bts(trx->bts)) {
if (!nm_is_running(&trx->mo.nm_state) ||
!nm_is_running(&trx->bb_transc.mo.nm_state))
return false;
} else if (is_ericsson_bts(trx->bts)) {
/* The OM2000 -> 12.21 mapping we do doesn't have separate bb_transc MO */
if (!nm_is_running(&trx->mo.nm_state))
return false;
}
return true;
}
void gsm_trx_all_ts_dispatch(struct gsm_bts_trx *trx, uint32_t ts_ev, void *data)
{
int i;
for (i = 0; i < ARRAY_SIZE(trx->ts); i++) {
struct gsm_bts_trx_ts *ts = &trx->ts[i];
osmo_fsm_inst_dispatch(ts->fi, ts_ev, data);
}
}
static void _chan_desc_fill_tail(struct gsm48_chan_desc *cd, const struct gsm_lchan *lchan)
{
if (!lchan->ts->hopping.enabled) {
@ -950,54 +812,6 @@ bool ts_is_capable_of_lchant(struct gsm_bts_trx_ts *ts, enum gsm_chan_t type)
}
}
int trx_count_free_ts(struct gsm_bts_trx *trx, enum gsm_phys_chan_config pchan)
{
struct gsm_bts_trx_ts *ts;
struct gsm_lchan *lchan;
int j;
int count = 0;
if (!trx_is_usable(trx))
return 0;
for (j = 0; j < ARRAY_SIZE(trx->ts); j++) {
ts = &trx->ts[j];
if (!ts_is_usable(ts))
continue;
if (ts->pchan_is == GSM_PCHAN_PDCH) {
/* Dynamic timeslots in PDCH mode will become TCH if needed. */
switch (ts->pchan_on_init) {
case GSM_PCHAN_TCH_F_PDCH:
if (pchan == GSM_PCHAN_TCH_F)
count++;
continue;
case GSM_PCHAN_TCH_F_TCH_H_PDCH:
if (pchan == GSM_PCHAN_TCH_F)
count++;
else if (pchan == GSM_PCHAN_TCH_H)
count += 2;
continue;
default:
/* Not dynamic, not applicable. */
continue;
}
}
if (ts->pchan_is != pchan)
continue;
ts_for_each_lchan(lchan, ts) {
if (lchan_state_is(lchan, LCHAN_ST_UNUSED))
count++;
}
}
return count;
}
bool ts_is_usable(const struct gsm_bts_trx_ts *ts)
{
if (!trx_is_usable(ts->trx)) {
@ -1095,57 +909,6 @@ const struct value_string lchan_activate_mode_names[] = {
{}
};
bool trx_has_valid_pchan_config(const struct gsm_bts_trx *trx)
{
bool combined = false;
bool result = true;
unsigned int i;
/* Iterate over all timeslots */
for (i = 0; i < 8; i++) {
const struct gsm_bts_trx_ts *ts = &trx->ts[i];
switch (ts->pchan_from_config) {
case GSM_PCHAN_CCCH_SDCCH4_CBCH:
case GSM_PCHAN_CCCH_SDCCH4:
/* CCCH+SDCCH4 can only be configured on TS0 */
if (i > 0) {
LOGP(DNM, LOGL_ERROR, "Combined CCCH is not allowed "
"on TS%u > 0\n", i);
result = false;
}
if (i == 0)
combined = true;
/* fall-through */
case GSM_PCHAN_CCCH:
/* 3GPP TS 45.002, Table 3, CCCH: TS (0, 2, 4, 6) */
if (i % 2 != 0) {
LOGP(DNM, LOGL_ERROR, "%s is not allowed on odd TS%u\n",
gsm_pchan_name(ts->pchan_from_config), i);
result = false;
}
/* There can be no more CCCHs if TS0/C0 is combined */
if (i > 0 && combined) {
LOGP(DNM, LOGL_ERROR, "%s is not allowed on TS%u, "
"because TS0 is using combined channel configuration\n",
gsm_pchan_name(ts->pchan_from_config), i);
result = false;
}
break;
default:
/* CCCH on TS0 is mandatory for C0 */
if (trx->bts->c0 == trx && i == 0) {
LOGP(DNM, LOGL_ERROR, "TS0 on C0 must be CCCH/BCCH\n");
result = false;
}
}
}
return result;
}
/* This may be specific to RR Channel Release, and the mappings were chosen by pure naive guessing without a proper
* specification available. */
enum gsm48_rr_cause bsc_gsm48_rr_cause_from_gsm0808_cause(enum gsm0808_cause c)

3
src/utils/Makefile.am
View File

@ -49,6 +49,7 @@ bs11_config_SOURCES = \
bs11_config_LDADD = \
$(top_builddir)/src/osmo-bsc/abis_nm.o \
$(top_builddir)/src/osmo-bsc/bts.o \
$(top_builddir)/src/osmo-bsc/bts_trx.o \
$(top_builddir)/src/osmo-bsc/bts_siemens_bs11.o \
$(top_builddir)/src/osmo-bsc/e1_config.o \
$(top_builddir)/src/osmo-bsc/gsm_data.o \
@ -118,7 +119,9 @@ meas_json_SOURCES = \
$(NULL)
meas_json_LDADD = \
$(top_builddir)/src/osmo-bsc/abis_nm.o \
$(top_builddir)/src/osmo-bsc/bts.o \
$(top_builddir)/src/osmo-bsc/bts_trx.o \
$(top_builddir)/src/osmo-bsc/gsm_data.o \
$(LIBOSMOCORE_LIBS) \
$(LIBOSMOGSM_LIBS) \

1
tests/abis/Makefile.am
View File

@ -27,6 +27,7 @@ abis_test_SOURCES = \
abis_test_LDADD = \
$(top_builddir)/src/osmo-bsc/abis_nm.o \
$(top_builddir)/src/osmo-bsc/bts.o \
$(top_builddir)/src/osmo-bsc/bts_trx.o \
$(top_builddir)/src/osmo-bsc/gsm_data.o \
$(top_builddir)/src/osmo-bsc/net_init.o \
$(LIBOSMOCORE_LIBS) \

1
tests/bsc/Makefile.am
View File

@ -38,6 +38,7 @@ bsc_test_LDADD = \
$(top_builddir)/src/osmo-bsc/osmo_bsc_filter.o \
$(top_builddir)/src/osmo-bsc/bsc_subscriber.o \
$(top_builddir)/src/osmo-bsc/bts.o \
$(top_builddir)/src/osmo-bsc/bts_trx.o \
$(top_builddir)/src/osmo-bsc/gsm_data.o \
$(top_builddir)/src/osmo-bsc/handover_cfg.o \
$(top_builddir)/src/osmo-bsc/handover_logic.o \

2
tests/gsm0408/Makefile.am
View File

@ -23,9 +23,11 @@ gsm0408_test_SOURCES = \
$(NULL)
gsm0408_test_LDADD = \
$(top_builddir)/src/osmo-bsc/abis_nm.o \
$(top_builddir)/src/osmo-bsc/gsm_04_08_rr.o \
$(top_builddir)/src/osmo-bsc/arfcn_range_encode.o \
$(top_builddir)/src/osmo-bsc/bts.o \
$(top_builddir)/src/osmo-bsc/bts_trx.o \
$(top_builddir)/src/osmo-bsc/gsm_data.o \
$(top_builddir)/src/osmo-bsc/net_init.o \
$(top_builddir)/src/osmo-bsc/rest_octets.o \

1
tests/handover/Makefile.am
View File

@ -58,6 +58,7 @@ handover_test_LDADD = \
$(top_builddir)/src/osmo-bsc/bsc_subscriber.o \
$(top_builddir)/src/osmo-bsc/bsc_vty.o \
$(top_builddir)/src/osmo-bsc/bts.o \
$(top_builddir)/src/osmo-bsc/bts_trx.o \
$(top_builddir)/src/osmo-bsc/bts_ipaccess_nanobts.o \
$(top_builddir)/src/osmo-bsc/bts_ipaccess_nanobts_omlattr.o \
$(top_builddir)/src/osmo-bsc/bts_unknown.o \

1
tests/nanobts_omlattr/Makefile.am
View File

@ -26,6 +26,7 @@ nanobts_omlattr_test_LDADD = \
$(top_builddir)/src/osmo-bsc/abis_nm.o \
$(top_builddir)/src/osmo-bsc/bts_ipaccess_nanobts_omlattr.o \
$(top_builddir)/src/osmo-bsc/bts.o \
$(top_builddir)/src/osmo-bsc/bts_trx.o \
$(top_builddir)/src/osmo-bsc/gsm_data.o \
$(LIBOSMOCORE_LIBS) \
$(LIBOSMOGSM_LIBS) \