#include <linux/notifier.h>
-#ifdef CONFIG_X86_64
-
-extern enum reboot_types {
- BOOT_BIOS = 'b',
- BOOT_TRIPLE = 't',
- BOOT_KBD = 'k',
- BOOT_ACPI = 'a'
-} reboot_type;
-
-extern int reboot_override;
-
-#endif
-
extern int register_reboot_notifier(struct notifier_block *);
extern int unregister_reboot_notifier(struct notifier_block *);
extern void machine_restart(char *cmd);
extern void machine_halt(void);
extern void machine_power_off(void);
-extern void (*machine_reset)(void);
+
extern void machine_shutdown(void);
+struct pt_regs;
+extern void machine_crash_shutdown(struct pt_regs *);
+
+/*
+ * Architecture independent implemenations of sys_reboot commands.
+ */
+
+extern void kernel_restart_prepare(char *cmd);
+extern void kernel_shutdown_prepare(enum system_states state);
+
+extern void kernel_restart(char *cmd);
+extern void kernel_halt(void);
+extern void kernel_power_off(void);
+extern void kernel_kexec(void);
+
+/*
+ * Emergency restart, callable from an interrupt handler.
+ */
+
+extern void emergency_restart(void);
+#include <asm/emergency-restart.h>
#endif