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| Rev 3862 | Rev 4129 | ||
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| 35 | #ifndef KERN_sparc64_sun4v_PAGE_H_ |
35 | #ifndef KERN_sparc64_sun4v_PAGE_H_ |
| 36 | #define KERN_sparc64_sun4v_PAGE_H_ |
36 | #define KERN_sparc64_sun4v_PAGE_H_ |
| 37 | 37 | ||
| 38 | #include <arch/mm/frame.h> |
38 | #include <arch/mm/frame.h> |
| 39 | 39 | ||
| 40 | /* |
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| 41 | * On the TLB and TSB level, we still use 8K pages, which are supported by the |
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| 42 | * MMU. |
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| 43 | */ |
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| 44 | #define MMU_PAGE_WIDTH MMU_FRAME_WIDTH |
40 | #define MMU_PAGE_WIDTH MMU_FRAME_WIDTH |
| 45 | #define MMU_PAGE_SIZE MMU_FRAME_SIZE |
41 | #define MMU_PAGE_SIZE MMU_FRAME_SIZE |
| 46 | 42 | ||
| 47 | /* |
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| 48 | * On the page table level, we use 16K pages. 16K pages are not supported by |
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| 49 | * the MMU but we emulate them with pairs of 8K pages. |
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| 50 | */ |
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| 51 | #define PAGE_WIDTH FRAME_WIDTH |
43 | #define PAGE_WIDTH FRAME_WIDTH |
| 52 | #define PAGE_SIZE FRAME_SIZE |
44 | #define PAGE_SIZE FRAME_SIZE |
| 53 | 45 | ||
| 54 | #define MMU_PAGES_PER_PAGE (1 << (PAGE_WIDTH - MMU_PAGE_WIDTH)) |
46 | #define MMU_PAGES_PER_PAGE (1 << (PAGE_WIDTH - MMU_PAGE_WIDTH)) |
| 55 | 47 | ||