arch/arc/kernel/reset.c

   1 /*
   2  * Copyright (C) 2011-2012 Synopsys, Inc. (www.synopsys.com)
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License version 2 as
   6  * published by the Free Software Foundation.
   7  */
   8
   9 #include <linux/kernel.h>
  10 #include <linux/printk.h>
  11 #include <linux/reboot.h>
  12 #include <linux/pm.h>
  13
  14 void machine_halt(void)
  15 {
  16         /* Halt the processor */
  17         __asm__ __volatile__("flag  1\n");
  18 }
  19
  20 void machine_restart(char *__unused)
  21 {
  22         /* Soft reset : jump to reset vector */
  23         pr_info("Put your restart handler here\n");
  24         machine_halt();
  25 }
  26
  27 void machine_power_off(void)
  28 {
  29         /* FIXME ::  power off ??? */
  30         machine_halt();
  31 }
  32
  33 void (*pm_power_off) (void) = NULL;