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1 | /* |
1 | /* |
2 | * Copyright (c) 2005 Jakub Jermar |
2 | * Copyright (c) 2007 Pavel Jancik, Michal Kebrt |
3 | * All rights reserved. |
3 | * All rights reserved. |
4 | * |
4 | * |
5 | * Redistribution and use in source and binary forms, with or without |
5 | * Redistribution and use in source and binary forms, with or without |
6 | * modification, are permitted provided that the following conditions |
6 | * modification, are permitted provided that the following conditions |
7 | * are met: |
7 | * are met: |
Line 28... | Line 28... | ||
28 | 28 | ||
29 | /** @addtogroup arm32mm |
29 | /** @addtogroup arm32mm |
30 | * @{ |
30 | * @{ |
31 | */ |
31 | */ |
32 | /** @file |
32 | /** @file |
- | 33 | * @brief Frame related declarations. |
|
33 | */ |
34 | */ |
34 | 35 | ||
35 | #ifndef KERN_arm32_FRAME_H_ |
36 | #ifndef KERN_arm32_FRAME_H_ |
36 | #define KERN_arm32_FRAME_H_ |
37 | #define KERN_arm32_FRAME_H_ |
37 | 38 | ||
38 | #define FRAME_WIDTH 0 /* TODO */ |
39 | #define FRAME_WIDTH 12 /* 4KB frames */ |
39 | #define FRAME_SIZE (1 << FRAME_WIDTH) |
40 | #define FRAME_SIZE (1 << FRAME_WIDTH) |
40 | 41 | ||
41 | #ifdef KERNEL |
42 | #ifdef KERNEL |
42 | #ifndef __ASM__ |
43 | #ifndef __ASM__ |
43 | 44 | ||
- | 45 | #include <arch/types.h> |
|
- | 46 | ||
- | 47 | #define BOOT_PAGE_TABLE_SIZE 0x4000 |
|
- | 48 | #define BOOT_PAGE_TABLE_ADDRESS 0x4000 |
|
- | 49 | ||
- | 50 | #define BOOT_PAGE_TABLE_START_FRAME (BOOT_PAGE_TABLE_ADDRESS >> FRAME_WIDTH) |
|
- | 51 | #define BOOT_PAGE_TABLE_SIZE_IN_FRAMES (BOOT_PAGE_TABLE_SIZE >> FRAME_WIDTH) |
|
- | 52 | ||
- | 53 | extern uintptr_t last_frame; |
|
- | 54 | ||
44 | extern void frame_arch_init(void); |
55 | extern void frame_arch_init(void); |
- | 56 | extern void boot_page_table_free(void); |
|
45 | 57 | ||
46 | #endif /* __ASM__ */ |
58 | #endif /* __ASM__ */ |
47 | #endif /* KERNEL */ |
59 | #endif /* KERNEL */ |
48 | 60 | ||
49 | #endif |
61 | #endif |