70 строки
1.3 KiB
C
70 строки
1.3 KiB
C
/*
|
|
* This file is subject to the terms and conditions of the GNU General Public
|
|
* License. See the file "COPYING" in the main directory of this archive
|
|
* for more details.
|
|
*
|
|
* Copyright (C) 2001, 06 by Ralf Baechle (ralf@linux-mips.org)
|
|
* Copyright (C) 2001 MIPS Technologies, Inc.
|
|
*/
|
|
#include <linux/kernel.h>
|
|
#include <linux/export.h>
|
|
#include <linux/pm.h>
|
|
#include <linux/types.h>
|
|
#include <linux/reboot.h>
|
|
#include <linux/delay.h>
|
|
|
|
#include <asm/reboot.h>
|
|
|
|
/*
|
|
* Urgs ... Too many MIPS machines to handle this in a generic way.
|
|
* So handle all using function pointers to machine specific
|
|
* functions.
|
|
*/
|
|
void (*_machine_restart)(char *command);
|
|
void (*_machine_halt)(void);
|
|
void (*pm_power_off)(void);
|
|
|
|
EXPORT_SYMBOL(pm_power_off);
|
|
|
|
void machine_restart(char *command)
|
|
{
|
|
if (_machine_restart)
|
|
_machine_restart(command);
|
|
|
|
#ifdef CONFIG_SMP
|
|
preempt_disable();
|
|
smp_send_stop();
|
|
#endif
|
|
do_kernel_restart(command);
|
|
mdelay(1000);
|
|
pr_emerg("Reboot failed -- System halted\n");
|
|
local_irq_disable();
|
|
while (1);
|
|
}
|
|
|
|
void machine_halt(void)
|
|
{
|
|
if (_machine_halt)
|
|
_machine_halt();
|
|
|
|
#ifdef CONFIG_SMP
|
|
preempt_disable();
|
|
smp_send_stop();
|
|
#endif
|
|
local_irq_disable();
|
|
while (1);
|
|
}
|
|
|
|
void machine_power_off(void)
|
|
{
|
|
if (pm_power_off)
|
|
pm_power_off();
|
|
|
|
#ifdef CONFIG_SMP
|
|
preempt_disable();
|
|
smp_send_stop();
|
|
#endif
|
|
local_irq_disable();
|
|
while (1);
|
|
}
|