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[/] [or1k/] [trunk/] [linux/] [linux-2.4/] [arch/] [mips/] [vr4181/] [osprey/] [reset.c] - Rev 1765
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/* * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License as published by the * Free Software Foundation; either version 2 of the License, or (at your * option) any later version. * * Copyright (C) 1997, 2001 Ralf Baechle * Copyright 2001 MontaVista Software Inc. * Author: jsun@mvista.com or jsun@junsun.net */ #include <linux/sched.h> #include <linux/mm.h> #include <asm/io.h> #include <asm/pgtable.h> #include <asm/processor.h> #include <asm/reboot.h> #include <asm/system.h> void nec_osprey_restart(char *command) { set_c0_status(ST0_ERL); change_c0_config(CONF_CM_CMASK, CONF_CM_UNCACHED); flush_cache_all(); write_c0_wired(0); __asm__ __volatile__("jr\t%0"::"r"(0xbfc00000)); } void nec_osprey_halt(void) { printk(KERN_NOTICE "\n** You can safely turn off the power\n"); while (1) __asm__(".set\tmips3\n\t" "wait\n\t" ".set\tmips0"); } void nec_osprey_power_off(void) { nec_osprey_halt(); }