openwrtv4/target/linux/ifxmips/files/arch/mips/danube/reset.c

/*
 *   arch/mips/ifxmips/prom.c
 *
 *   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.
 *
 *   This program is distributed in the hope that it will be useful,
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *   GNU General Public License for more details.
 *
 *   You should have received a copy of the GNU General Public License
 *   along with this program; if not, write to the Free Software
 *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
 *
 *   Copyright (C) 2005 infineon
 *
 *   Rewrite of Infineon IFXMips code, thanks to infineon for the support,
 *   software and hardware
 *
 *   Copyright (C) 2007 John Crispin <blogic@openwrt.org> 
 *
 */

#include <linux/kernel.h>
#include <linux/pm.h>
#include <asm/reboot.h>
#include <asm/system.h>
#include <asm/io.h>
#include <asm/ifxmips/ifxmips.h>

static void
ifxmips_machine_restart (char *command)
{
	printk (KERN_NOTICE "System restart\n");
	local_irq_disable ();

	writel(readl(IFXMIPS_RCU_REQ) | IFXMIPS_RST_ALL, IFXMIPS_RCU_REQ);
	for (;;);
}

static void
ifxmips_machine_halt (void)
{
	printk (KERN_NOTICE "System halted.\n");
	local_irq_disable ();
	for (;;);
}

static void
ifxmips_machine_power_off (void)
{
	printk (KERN_NOTICE "Please turn off the power now.\n");
	local_irq_disable ();
	for (;;);
}

void
ifxmips_reboot_setup (void)
{
	_machine_restart = ifxmips_machine_restart;
	_machine_halt = ifxmips_machine_halt;
	pm_power_off = ifxmips_machine_power_off;
}