void chipset_exit_hard_off(void)
{
/*
* If not in the soft-off state, hard-off state, or headed there,
* nothing to do.
*/
if (state != POWER_G3 && state != POWER_S5G3 && state != POWER_S5)
return;
/*
* Set a flag to leave G3, then wake the task. If the power state is
* POWER_S5G3, or is POWER_S5 but the S5 inactivity timer has
* expired, set this flag can let system go to G3 and then exit G3
* immediately for powering on.
*/
want_g3_exit = 1;
/*
* If the power state is in POWER_S5 and S5 inactivity timer is
* running, to wake the chipset task can cancel S5 inactivity timer and
* then restart the timer. This will give cpu a chance to start up if
* S5 inactivity timer is about to expire while power button is
* pressed. For other states here, to wake the chipset task to trigger
* the event for leaving G3 is necessary.
*/
if (task_start_called())
task_wake(TASK_ID_CHIPSET);
}
void chipset_exit_hard_off(void)
{
/* If not in the hard-off state nor headed there, nothing to do */
if (state != POWER_G3 && state != POWER_S5G3)
return;
/* Set a flag to leave G3, then wake the task */
want_g3_exit = 1;
if (task_start_called())
task_wake(TASK_ID_CHIPSET);
}
static void __attribute__((noinline)) _task_dump_trace_dispatch(int sig)
{
int need_dispatch = 1;
task_id_t running = task_get_running();
if (!pthread_equal(pthread_self(), main_thread)) {
need_dispatch = 0;
} else if (!task_start_called()) {
fprintf(stderr, "Stack trace of main thread:\n");
need_dispatch = 0;
} else if (in_interrupt_context()) {
fprintf(stderr, "Stack trace of ISR:\n");
} else {
fprintf(stderr, "Stack trace of task %d (%s):\n",
running, task_get_name(running));
}
if (need_dispatch) {
pthread_kill(task_get_thread(running), SIGNAL_TRACE_DUMP);
} else {
_task_dump_trace_impl(SIGNAL_TRACE_OFFSET);
exit(1);
}
}
