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/* Main program for Sysmocom BTS */
/* (C) 2011-2015 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 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 <stdint.h>
#include <unistd.h>
#include <stdlib.h>
#include <errno.h>
#include <getopt.h>
#include <limits.h>
#include <sys/signal.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <sched.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <osmocom/core/talloc.h>
#include <osmocom/core/application.h>
#include <osmocom/vty/telnet_interface.h>
#include <osmocom/vty/logging.h>
#include <osmocom/vty/ports.h>
#include <osmo-bts/gsm_data.h>
#include <osmo-bts/logging.h>
#include <osmo-bts/bts.h>
#include <osmo-bts/vty.h>
#include <osmo-bts/bts_model.h>
#include <osmo-bts/pcu_if.h>
#include <osmo-bts/l1sap.h>
#define SYSMOBTS_RF_LOCK_PATH "/var/lock/bts_rf_lock"
#include "utils.h"
#include "eeprom.h"
#include "l1_if.h"
#include "hw_misc.h"
#include "oml_router.h"
int bts_model_init(struct gsm_bts *bts)
{
struct stat st;
static struct osmo_fd accept_fd, read_fd;
int rc;
bts->variant = BTS_OSMO_SYSMO;
bts->support.ciphers = CIPHER_A5(1) | CIPHER_A5(2) | CIPHER_A5(3);
rc = oml_router_init(bts, OML_ROUTER_PATH, &accept_fd, &read_fd);
if (rc < 0) {
fprintf(stderr, "Error creating the OML router: %s rc=%d\n",
OML_ROUTER_PATH, rc);
exit(1);
}
if (stat(SYSMOBTS_RF_LOCK_PATH, &st) == 0) {
LOGP(DL1C, LOGL_NOTICE, "Not starting BTS due to RF_LOCK file present\n");
exit(23);
}
osmo_bts_set_feature(bts->features, BTS_FEAT_CBCH);
osmo_bts_set_feature(bts->features, BTS_FEAT_GPRS);
osmo_bts_set_feature(bts->features, BTS_FEAT_EGPRS);
osmo_bts_set_feature(bts->features, BTS_FEAT_OML_ALERTS);
osmo_bts_set_feature(bts->features, BTS_FEAT_AGCH_PCH_PROP);
osmo_bts_set_feature(bts->features, BTS_FEAT_SPEECH_F_V1);
osmo_bts_set_feature(bts->features, BTS_FEAT_SPEECH_H_V1);
osmo_bts_set_feature(bts->features, BTS_FEAT_SPEECH_F_EFR);
osmo_bts_set_feature(bts->features, BTS_FEAT_SPEECH_F_AMR);
osmo_bts_set_feature(bts->features, BTS_FEAT_SPEECH_H_AMR);
bts_internal_flag_set(bts, BTS_INTERNAL_FLAG_MS_PWR_CTRL_DSP);
bts_internal_flag_set(bts, BTS_INTERNAL_FLAG_MEAS_PAYLOAD_COMB);
bts_model_vty_init(bts);
return 0;
}
int bts_model_trx_init(struct gsm_bts_trx *trx)
{
return 0;
}
int bts_model_oml_estab(struct gsm_bts *bts)
{
return 0;
}
void bts_update_status(enum bts_global_status which, int on)
{
static uint64_t states = 0;
uint64_t old_states = states;
int led_rf_active_on;
if (on)
states |= (1ULL << which);
else
states &= ~(1ULL << which);
led_rf_active_on =
(states & (1ULL << BTS_STATUS_RF_ACTIVE)) &&
!(states & (1ULL << BTS_STATUS_RF_MUTE));
LOGP(DL1C, LOGL_INFO,
"Set global status #%d to %d (%04llx -> %04llx), LEDs: ACT %d\n",
which, on,
(long long)old_states, (long long)states,
led_rf_active_on);
sysmobts_led_set(LED_RF_ACTIVE, led_rf_active_on);
}
void bts_model_print_help()
{
printf(
" -w --hw-version Print the targeted HW Version\n"
" -M --pcu-direct Force PCU to access message queue for "
"PDCH dchannel directly\n"
);
};
static void print_hwversion()
{
#ifdef HW_SYSMOBTS_V1
printf("sysmobts was compiled for hw version 1.\n");
#else
printf("sysmobts was compiled for hw version 2.\n");
#endif
}
int bts_model_handle_options(int argc, char **argv)
{
int num_errors = 0;
while (1) {
int option_idx = 0, c;
static const struct option long_options[] = {
/* specific to this hardware */
{ "hw-version", 0, 0, 'w' },
{ "pcu-direct", 0, 0, 'M' },
{ 0, 0, 0, 0 }
};
c = getopt_long(argc, argv, "wM",
long_options, &option_idx);
if (c == -1)
break;
switch (c) {
case 'M':
pcu_direct = 1;
break;
case 'w':
print_hwversion();
exit(0);
break;
default:
num_errors++;
break;
}
}
return num_errors;
}
void bts_model_phy_link_set_defaults(struct phy_link *plink)
{
}
void bts_model_phy_instance_set_defaults(struct phy_instance *pinst)
{
pinst->u.sysmobts.clk_use_eeprom = 1;
}
void bts_model_abis_close(struct gsm_bts *bts)
{
/* for now, we simply terminate the program and re-spawn */
bts_shutdown(bts, "Abis close");
}
int main(int argc, char **argv)
{
return bts_main(argc, argv);
}
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