Update of /cvsroot/linux-mips/linux/arch/mips/vr41xx/common
In directory usw-pr-cvs1:/tmp/cvs-serv30742/arch/mips/vr41xx/common
Added Files:
Makefile reset.c
Log Message:
Merged Vr4111 (Clio-1000) patch from Jim Paris.
--- NEW FILE: reset.c ---
/*
* VR41xx reset
*
* Copyright (C) 2000 Michael Klar
* Copyright (C) 2001 Jim Paris <ji...@jt...>
*
* 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.
*
*/
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/config.h>
#include <linux/delay.h>
#include <linux/mm.h>
#include <linux/sysctl.h>
#include <linux/pm.h>
#include <linux/acpi.h>
#include <asm/vr41xx.h>
#include <asm/cacheops.h>
#include <asm/mipsregs.h>
#include <asm/pgalloc.h>
#include <asm/power.h>
void vr41xx_restart(char *c)
{
void *reset_addr = (void *)0xbfc00000;
/*
* Try deadman's reset: set it to 1 second and wait for 2
*/
*(volatile int *)VR41XX_DSUCLRREG = 1; /* clear last one */
*(volatile int *)VR41XX_DSUSETREG = 1; /* 1sec */
*(volatile int *)VR41XX_DSUCNTREG = 1; /* enable deadman switch */
mdelay(2000); /* wait 2 second */
/*
* That didn't work, so try jumping to the start address
*/
goto *reset_addr;
}
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