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/*
* linux/arch/m68k/coldfire/cache.c
*
* Copyright 2007-2009 Freescale Semiconductor, Inc. All Rights Reserved.
* Matt Waddel Matt.Waddel@freescale.com
* Kurt Mahan kmahan@freescale.com
* Jason Jin Jason.Jin@freescale.com
* Shrek Wu B16972@freescale.com
*
* 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.
*/
#include <linux/interrupt.h>
#include <asm/cfcache.h>
#include <asm/coldfire.h>
#include <asm/system.h>
/* Cache Control Reg shadow reg */
unsigned long shadow_cacr;
/**
* cacr_set - Set the Cache Control Register
* @x Value to set
*/
void cacr_set(unsigned long x)
{
shadow_cacr = x;
__asm__ __volatile__ ("movec %0, %%cacr"
: /* no outputs */
: "r" (shadow_cacr));
}
/**
* cacr_get - Get the current value of the Cache Control Register
*
* @return CACR value
*/
unsigned long cacr_get(void)
{
return shadow_cacr;
}
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