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| Rev | Author | Line No. | Line |
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| 418 | jermar | 1 | /* |
| 2 | * Copyright (C) 2005 Jakub Jermar |
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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 | |||
| 29 | #ifndef __sparc64_PAGE_H__ |
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| 30 | #define __sparc64_PAGE_H__ |
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| 31 | |||
| 32 | #include <mm/page.h> |
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| 33 | #include <arch/mm/frame.h> |
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| 34 | #include <arch/types.h> |
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| 35 | |||
| 765 | jermar | 36 | #define PAGE_WIDTH FRAME_WIDTH |
| 418 | jermar | 37 | #define PAGE_SIZE FRAME_SIZE |
| 38 | |||
| 646 | jermar | 39 | #define KA2PA(x) ((__address) (x)) |
| 40 | #define PA2KA(x) ((__address) (x)) |
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| 418 | jermar | 41 | |
| 756 | jermar | 42 | #define SET_PTL0_ADDRESS_ARCH(x) /**< To be removed as situation permits. */ |
| 418 | jermar | 43 | |
| 699 | jermar | 44 | /** Implementation of page hash table interface. */ |
| 758 | jermar | 45 | #define HT_WIDTH_ARCH 20 /* 1M */ |
| 699 | jermar | 46 | #define HT_HASH_ARCH(page, asid) 0 |
| 47 | #define HT_COMPARE_ARCH(page, asid, t) 0 |
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| 48 | #define HT_SLOT_EMPTY_ARCH(t) 1 |
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| 746 | jermar | 49 | #define HT_INVALIDATE_SLOT_ARCH(t) |
| 699 | jermar | 50 | #define HT_GET_NEXT_ARCH(t) 0 |
| 51 | #define HT_SET_NEXT_ARCH(t, s) |
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| 52 | #define HT_SET_RECORD_ARCH(t, page, asid, frame, flags) |
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| 53 | |||
| 617 | jermar | 54 | union page_address { |
| 55 | __address address; |
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| 56 | struct { |
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| 57 | __u64 vpn : 51; /**< Virtual Page Number. */ |
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| 58 | unsigned offset : 13; /**< Offset. */ |
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| 59 | } __attribute__ ((packed)); |
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| 60 | }; |
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| 61 | |||
| 62 | typedef union page_address page_address_t; |
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| 63 | |||
| 418 | jermar | 64 | extern void page_arch_init(void); |
| 65 | |||
| 66 | #endif |