#ifndef _MCF_PGTABLE_H
#define _MCF_PGTABLE_H

#include <asm/mcfmmu.h>
#include <asm/page.h>

/*
 * MMUDR bits, in proper place. We write these directly into the MMUDR
 * after masking from the pte.
 */
#define CF_PAGE_LOCKED		MMUDR_LK	/* 0x00000002 */
#define CF_PAGE_EXEC		MMUDR_X		/* 0x00000004 */
#define CF_PAGE_WRITABLE	MMUDR_W		/* 0x00000008 */
#define CF_PAGE_READABLE	MMUDR_R		/* 0x00000010 */
#define CF_PAGE_SYSTEM		MMUDR_SP	/* 0x00000020 */
#define CF_PAGE_COPYBACK	MMUDR_CM_CCB	/* 0x00000040 */
#define CF_PAGE_NOCACHE		MMUDR_CM_NCP	/* 0x00000080 */

#define CF_CACHEMASK		(~MMUDR_CM_CCB)
#define CF_PAGE_MMUDR_MASK	0x000000fe

#define _PAGE_NOCACHE030	CF_PAGE_NOCACHE

/*
 * MMUTR bits, need shifting down.
 */
#define CF_PAGE_MMUTR_MASK	0x00000c00
#define CF_PAGE_MMUTR_SHIFT	10

#define CF_PAGE_VALID		(MMUTR_V << CF_PAGE_MMUTR_SHIFT)
#define CF_PAGE_SHARED		(MMUTR_SG << CF_PAGE_MMUTR_SHIFT)

/*
 * Fake bits, not implemented in CF, will get masked out before
 * hitting hardware.
 */
#define CF_PAGE_DIRTY		0x00000001
#define CF_PAGE_FILE		0x00000200
#define CF_PAGE_ACCESSED	0x00001000

#define _PAGE_CACHE040		0x020   /* 68040 cache mode, cachable, copyback */
#define _PAGE_NOCACHE_S		0x040   /* 68040 no-cache mode, serialized */
#define _PAGE_NOCACHE		0x060   /* 68040 cache mode, non-serialized */
#define _PAGE_CACHE040W		0x000   /* 68040 cache mode, cachable, write-through */
#define _DESCTYPE_MASK		0x003
#define _CACHEMASK040		(~0x060)
#define _PAGE_GLOBAL040		0x400   /* 68040 global bit, used for kva descs */

/*
 * Externally used page protection values.
 */
#define _PAGE_PRESENT	(CF_PAGE_VALID)
#define _PAGE_ACCESSED	(CF_PAGE_ACCESSED)
#define _PAGE_DIRTY	(CF_PAGE_DIRTY)
#define _PAGE_READWRITE (CF_PAGE_READABLE \
				| CF_PAGE_WRITABLE \
				| CF_PAGE_SYSTEM \
				| CF_PAGE_SHARED)

/*
 * Compound page protection values.
 */
#define PAGE_NONE	__pgprot(CF_PAGE_VALID \
				 | CF_PAGE_ACCESSED)

#define PAGE_SHARED     __pgprot(CF_PAGE_VALID \
				 | CF_PAGE_ACCESSED \
				 | CF_PAGE_SHARED)

#define PAGE_INIT	__pgprot(CF_PAGE_VALID \
				 | CF_PAGE_READABLE \
				 | CF_PAGE_WRITABLE \
				 | CF_PAGE_EXEC \
				 | CF_PAGE_SYSTEM)

#define PAGE_KERNEL	__pgprot(CF_PAGE_VALID \
				 | CF_PAGE_ACCESSED \
				 | CF_PAGE_READABLE \
				 | CF_PAGE_WRITABLE \
				 | CF_PAGE_EXEC \
				 | CF_PAGE_SYSTEM \
				 | CF_PAGE_SHARED)

#define PAGE_COPY	__pgprot(CF_PAGE_VALID \
				 | CF_PAGE_ACCESSED \
				 | CF_PAGE_READABLE \
				 | CF_PAGE_DIRTY)

/*
 * Page protections for initialising protection_map. See mm/mmap.c
 * for use. In general, the bit positions are xwr, and P-items are
 * private, the S-items are shared.
 */
#define __P000		PAGE_NONE
#define __P001		__pgprot(CF_PAGE_VALID \
				 | CF_PAGE_ACCESSED \
				 | CF_PAGE_READABLE)
#define __P010		__pgprot(CF_PAGE_VALID \
				 | CF_PAGE_ACCESSED \
				 | CF_PAGE_WRITABLE)
#define __P011		__pgprot(CF_PAGE_VALID \
				 | CF_PAGE_ACCESSED \
				 | CF_PAGE_READABLE \
				 | CF_PAGE_WRITABLE)
#define __P100		__pgprot(CF_PAGE_VALID \
				 | CF_PAGE_ACCESSED \
				 | CF_PAGE_EXEC)
#define __P101		__pgprot(CF_PAGE_VALID \
				 | CF_PAGE_ACCESSED \
				 | CF_PAGE_READABLE \
				 | CF_PAGE_EXEC)
#define __P110		__pgprot(CF_PAGE_VALID \
				 | CF_PAGE_ACCESSED \
				 | CF_PAGE_WRITABLE \
				 | CF_PAGE_EXEC)
#define __P111		__pgprot(CF_PAGE_VALID \
				 | CF_PAGE_ACCESSED \
				 | CF_PAGE_READABLE \
				 | CF_PAGE_WRITABLE \
				 | CF_PAGE_EXEC)

#define __S000		PAGE_NONE
#define __S001		__pgprot(CF_PAGE_VALID \
				 | CF_PAGE_ACCESSED \
				 | CF_PAGE_READABLE)
#define __S010		PAGE_SHARED
#define __S011		__pgprot(CF_PAGE_VALID \
				 | CF_PAGE_ACCESSED \
				 | CF_PAGE_SHARED \
				 | CF_PAGE_READABLE)
#define __S100		__pgprot(CF_PAGE_VALID \
