linux/arch/sparc/kernel/reboot.c
Paul Gortmaker 066bcaca51 sparc: move symbol exporters to use export.h not module.h
Many of the core sparc kernel files are not modules, but just
including module.h for exporting symbols.  Now these files can
use the lighter footprint export.h for this role.

Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com>
2011-10-31 19:30:53 -04:00

54 lines
1016 B
C

/* reboot.c: reboot/shutdown/halt/poweroff handling
*
* Copyright (C) 2008 David S. Miller <davem@davemloft.net>
*/
#include <linux/kernel.h>
#include <linux/reboot.h>
#include <linux/export.h>
#include <linux/pm.h>
#include <asm/system.h>
#include <asm/oplib.h>
#include <asm/prom.h>
/* sysctl - toggle power-off restriction for serial console
* systems in machine_power_off()
*/
int scons_pwroff = 1;
/* This isn't actually used, it exists merely to satisfy the
* reference in kernel/sys.c
*/
void (*pm_power_off)(void) = machine_power_off;
EXPORT_SYMBOL(pm_power_off);
void machine_power_off(void)
{
if (strcmp(of_console_device->type, "serial") || scons_pwroff)
prom_halt_power_off();
prom_halt();
}
void machine_halt(void)
{
prom_halt();
panic("Halt failed!");
}
void machine_restart(char *cmd)
{
char *p;
p = strchr(reboot_command, '\n');
if (p)
*p = 0;
if (cmd)
prom_reboot(cmd);
if (*reboot_command)
prom_reboot(reboot_command);
prom_reboot("");
panic("Reboot failed!");
}