66 lines
2.1 KiB
C
66 lines
2.1 KiB
C
/* osmo-bsc API to manage timeslot status: init and switch of dynamic PDCH. */
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#pragma once
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#include <osmocom/bsc/gsm_data.h>
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/* This macro automatically includes a final \n, if omitted. */
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#define LOG_TS(ts, level, fmt, args...) do { \
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if (ts->fi) \
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LOGPFSML(ts->fi, level, "%s%s%s" fmt "%s", \
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ts->pchan_is != ts->pchan_from_config ? "(pchan_is=" : "", \
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ts->pchan_is != ts->pchan_from_config ? gsm_pchan_name(ts->pchan_is) : "", \
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ts->pchan_is != ts->pchan_from_config ? ") " : "", \
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## args, \
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(!fmt || !*fmt || fmt[strlen(fmt)-1] != '\n') ? "\n" : ""); \
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else \
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LOGP(DRSL, level, "%s" fmt "%s", \
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gsm_ts_name(ts), \
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## args, \
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(!fmt || !*fmt || fmt[strlen(fmt)-1] != '\n') ? "\n" : ""); \
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} while (0)
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enum ts_fsm_state {
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TS_ST_NOT_INITIALIZED,
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TS_ST_UNUSED,
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TS_ST_WAIT_PDCH_ACT,
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TS_ST_PDCH,
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TS_ST_WAIT_PDCH_DEACT,
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TS_ST_IN_USE,
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TS_ST_BORKEN,
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};
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enum ts_fsm_event {
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TS_EV_OML_READY,
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TS_EV_OML_DOWN,
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TS_EV_RSL_READY,
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TS_EV_RSL_DOWN,
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TS_EV_LCHAN_REQUESTED,
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TS_EV_LCHAN_UNUSED,
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/* RSL responses received from the BTS: */
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TS_EV_PDCH_ACT_ACK,
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TS_EV_PDCH_ACT_NACK,
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TS_EV_PDCH_DEACT_ACK,
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TS_EV_PDCH_DEACT_NACK,
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/* BSC co-located PCU disconnects from PCU socket, deactivate PDCH */
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TS_EV_PDCH_DEACT,
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/* BSC co-located PCU (re)connects to PCU socket, activate PDCH */
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TS_EV_PDCH_ACT,
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};
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void ts_fsm_alloc(struct gsm_bts_trx_ts *ts);
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void ts_fsm_free(struct gsm_bts_trx_ts *ts);
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bool ts_is_capable_of_pchan(struct gsm_bts_trx_ts *ts, enum gsm_phys_chan_config pchan);
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bool ts_is_capable_of_lchant(struct gsm_bts_trx_ts *ts, enum gsm_chan_t type);
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bool ts_is_lchan_waiting_for_pchan(struct gsm_bts_trx_ts *ts, enum gsm_phys_chan_config *target_pchan);
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bool ts_is_pchan_switching(struct gsm_bts_trx_ts *ts, enum gsm_phys_chan_config *target_pchan);
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bool ts_usable_as_pchan(struct gsm_bts_trx_ts *ts, enum gsm_phys_chan_config as_pchan, bool allow_pchan_switch);
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void ts_set_pchan_is(struct gsm_bts_trx_ts *ts, enum gsm_phys_chan_config pchan_is);
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void ts_pdch_act(struct gsm_bts_trx_ts *ts);
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void ts_pdch_deact(struct gsm_bts_trx_ts *ts);
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