/** System shutdown thread.
* @param _action Action to perform once the system has been shut down.
* @param arg2 Unused. */
static void shutdown_thread_entry(void *_action, void *arg2) {
int action = (int)((ptr_t)_action);
thread_wire(curr_thread);
thread_disable_preempt();
kprintf(LOG_NOTICE, "system: terminating all processes...\n");
process_shutdown();
kprintf(LOG_NOTICE, "system: unmounting filesystems...\n");
fs_shutdown();
#if CONFIG_SMP
kprintf(LOG_NOTICE, "system: shutting down other CPUs...\n");
smp_call_broadcast(shutdown_call_func, NULL, 0);
#endif
switch(action) {
case SHUTDOWN_REBOOT:
kprintf(LOG_NOTICE, "system: rebooting...\n");
platform_reboot();
break;
case SHUTDOWN_POWEROFF:
kprintf(LOG_NOTICE, "system: powering off...\n");
platform_poweroff();
break;
}
kprintf(LOG_NOTICE, "system: halted.\n");
arch_cpu_halt();
}
void machine_halt(void)
{
int timeout = 10;
watchdog_disable();
console_start_sync();
local_irq_enable();
smp_call_function(halt_this_cpu, NULL, 0);
local_irq_disable();
/* Wait at most another 10ms for all other CPUs to go offline. */
while ( (num_online_cpus() > 1) && (timeout-- > 0) )
mdelay(1);
/* This is mainly for PSCI-0.2, which does not return if success. */
call_psci_system_off();
/* Alternative halt procedure */
platform_poweroff();
halt_this_cpu(NULL);
}
void otapi_poweroff() { platform_poweroff(); }
