2 * This program is free software; you can redistribute it and/or modify it
3 * under the terms of the GNU General Public License as published by the
4 * Free Software Foundation; either version 2 of the License, or (at your
5 * option) any later version.
7 * Copyright (C) 2007 Lemote, Inc. & Institute of Computing Technology
8 * Author: Fuxin Zhang, zhangfx@lemote.com
10 #include <linux/init.h>
13 #include <asm/reboot.h>
15 static void loongson2e_restart(char *command)
18 *(unsigned long *)0xbfe00104 &= ~(1 << 2);
19 *(unsigned long *)0xbfe00104 |= (1 << 2);
21 *(unsigned long *)0xffffffffbfe00104 &= ~(1 << 2);
22 *(unsigned long *)0xffffffffbfe00104 |= (1 << 2);
24 __asm__ __volatile__("jr\t%0"::"r"(0xbfc00000));
27 static void loongson2e_halt(void)
32 static int __init mips_reboot_setup(void)
34 _machine_restart = loongson2e_restart;
35 _machine_halt = loongson2e_halt;
36 pm_power_off = loongson2e_halt;
41 arch_initcall(mips_reboot_setup);