diff options
Diffstat (limited to 'arch/mips/kernel/reset.c')
-rw-r--r-- | arch/mips/kernel/reset.c | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/arch/mips/kernel/reset.c b/arch/mips/kernel/reset.c new file mode 100644 index 000000000..7c746d345 --- /dev/null +++ b/arch/mips/kernel/reset.c @@ -0,0 +1,69 @@ +/* + * 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); +} |