| 1 | /*
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| 2 | * Copyright (C) 2005 Martin Decky
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| 3 | * All rights reserved.
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| 4 | *
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| 5 | * Redistribution and use in source and binary forms, with or without
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| 6 | * modification, are permitted provided that the following conditions
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| 7 | * are met:
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| 8 | *
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| 9 | * - Redistributions of source code must retain the above copyright
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| 10 | * notice, this list of conditions and the following disclaimer.
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| 11 | * - Redistributions in binary form must reproduce the above copyright
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| 12 | * notice, this list of conditions and the following disclaimer in the
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| 13 | * documentation and/or other materials provided with the distribution.
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| 14 | * - The name of the author may not be used to endorse or promote products
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| 15 | * derived from this software without specific prior written permission.
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| 16 | *
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| 17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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| 18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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| 19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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| 20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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| 22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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| 23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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| 24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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| 25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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| 27 | */
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| 28 |
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| 29 | #ifndef __amd64_PAGE_H__
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| 30 | #define __amd64_PAGE_H__
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| 31 |
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| 32 | #ifndef __ASM__
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| 33 | # include <mm/page.h>
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| 34 | # include <arch/mm/frame.h>
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| 35 | # include <arch/types.h>
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| 36 | #endif
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| 37 |
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| 38 | #define PAGE_SIZE FRAME_SIZE
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| 39 |
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| 40 | #ifndef __ASM__
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| 41 | # define KA2PA(x) (((__address) (x)) + 0x80000000)
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| 42 | # define PA2KA(x) (((__address) (x)) - 0x80000000)
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| 43 | #else
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| 44 | # define KA2PA(x) ((x) + 0x80000000)
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| 45 | # define PA2KA(x) ((x)) - 0x80000000)
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| 46 | #endif
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| 47 |
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| 48 | #define PTL0_INDEX_ARCH(vaddr) 0
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| 49 | #define PTL1_INDEX_ARCH(vaddr) 0
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| 50 | #define PTL2_INDEX_ARCH(vaddr) 0
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| 51 | #define PTL3_INDEX_ARCH(vaddr) 0
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| 52 |
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| 53 | #define GET_PTL0_ADDRESS_ARCH() 0
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| 54 | #define SET_PTL0_ADDRESS_ARCH(ptl0)
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| 55 |
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| 56 | #define GET_PTL1_ADDRESS_ARCH(ptl0, i) ((pte_t *) 0)
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| 57 | #define GET_PTL2_ADDRESS_ARCH(ptl1, i) ((pte_t *) 0)
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| 58 | #define GET_PTL3_ADDRESS_ARCH(ptl2, i) ((pte_t *) 0)
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| 59 | #define GET_FRAME_ADDRESS_ARCH(ptl3, i) ((pte_t *) 0)
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| 60 |
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| 61 | #define SET_PTL1_ADDRESS_ARCH(ptl0, i, a)
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| 62 | #define SET_PTL2_ADDRESS_ARCH(ptl1, i, a)
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| 63 | #define SET_PTL3_ADDRESS_ARCH(ptl2, i, a)
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| 64 | #define SET_FRAME_ADDRESS_ARCH(ptl3, i, a)
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| 65 |
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| 66 | #define GET_PTL1_FLAGS_ARCH(ptl0, i) 0
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| 67 | #define GET_PTL2_FLAGS_ARCH(ptl1, i) 0
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| 68 | #define GET_PTL3_FLAGS_ARCH(ptl2, i) 0
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| 69 | #define GET_FRAME_FLAGS_ARCH(ptl3, i) 0
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| 70 |
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| 71 | #define SET_PTL1_FLAGS_ARCH(ptl0, i, x)
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| 72 | #define SET_PTL2_FLAGS_ARCH(ptl1, i, x)
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| 73 | #define SET_PTL3_FLAGS_ARCH(ptl2, i, x)
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| 74 | #define SET_FRAME_FLAGS_ARCH(ptl3, i, x)
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| 75 |
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| 76 | #ifndef __ASM__
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| 77 | extern void page_arch_init(void);
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| 78 |
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| 79 | typedef __u64 pte_t;
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| 80 | #endif
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| 81 |
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| 82 | #endif
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