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/*

 * Copyright (C) 2005 Martin Decky

 * All rights reserved.

 *

 * Redistribution and use in source and binary forms, with or without

 * modification, are permitted provided that the following conditions

 * are met:

 *

 * - Redistributions of source code must retain the above copyright

 *   notice, this list of conditions and the following disclaimer.

 * - Redistributions in binary form must reproduce the above copyright

 *   notice, this list of conditions and the following disclaimer in the

 *   documentation and/or other materials provided with the distribution.

 * - The name of the author may not be used to endorse or promote products

 *   derived from this software without specific prior written permission.

 *

 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR

 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES

 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.

 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,

 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT

 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,

 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY

 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF

 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

 */

#ifndef __ppc32_PAGE_H__

#define __ppc32_PAGE_H__

#include <arch/mm/frame.h>

#define PAGE_WIDTH  FRAME_WIDTH

#define PAGE_SIZE   FRAME_SIZE

#ifdef KERNEL

#ifndef __ASM__

#   define KA2PA(x) (((__address) (x)) - 0x80000000)

#   define PA2KA(x) (((__address) (x)) + 0x80000000)

#else

#   define KA2PA(x) ((x) - 0x80000000)

#   define PA2KA(x) ((x) + 0x80000000)

#endif

#define PTL0_ENTRIES_ARCH       0

#define PTL1_ENTRIES_ARCH       0

#define PTL2_ENTRIES_ARCH       0

#define PTL3_ENTRIES_ARCH       0

#define PTL0_INDEX_ARCH(vaddr)      0

#define PTL1_INDEX_ARCH(vaddr)      0

#define PTL2_INDEX_ARCH(vaddr)      0

#define PTL3_INDEX_ARCH(vaddr)      0

#define SET_PTL0_ADDRESS_ARCH(ptl0)

#define GET_PTL1_ADDRESS_ARCH(ptl0, i)      ((pte_t *) 0)

#define GET_PTL2_ADDRESS_ARCH(ptl1, i)      ((pte_t *) 0)

#define GET_PTL3_ADDRESS_ARCH(ptl2, i)      ((pte_t *) 0)

#define GET_FRAME_ADDRESS_ARCH(ptl3, i)     ((pte_t *) 0)

#define SET_PTL1_ADDRESS_ARCH(ptl0, i, a)

#define SET_PTL2_ADDRESS_ARCH(ptl1, i, a)

#define SET_PTL3_ADDRESS_ARCH(ptl2, i, a)

#define SET_FRAME_ADDRESS_ARCH(ptl3, i, a)

#define GET_PTL1_FLAGS_ARCH(ptl0, i)        0

#define GET_PTL2_FLAGS_ARCH(ptl1, i)        0

#define GET_PTL3_FLAGS_ARCH(ptl2, i)        0

#define GET_FRAME_FLAGS_ARCH(ptl3, i)       0

#define SET_PTL1_FLAGS_ARCH(ptl0, i, x)

#define SET_PTL2_FLAGS_ARCH(ptl1, i, x)

#define SET_PTL3_FLAGS_ARCH(ptl2, i, x)

#define SET_FRAME_FLAGS_ARCH(ptl3, i, x)

#define PTE_VALID_ARCH(p)       1

#define PTE_PRESENT_ARCH(p)     1

#define PTE_GET_FRAME_ARCH(p)       0

#ifndef __ASM__

#include <mm/page.h>

#include <arch/mm/frame.h>

#include <arch/types.h>

extern void page_arch_init(void);

#endif /* __ASM__ */

#endif /* KERNEL */

#endif