Greg Ungerer | 138ff34 | 2010-09-07 15:49:10 +1000 | [diff] [blame] | 1 | #ifndef _M68K_PAGE_H |
| 2 | #define _M68K_PAGE_H |
| 3 | |
| 4 | #include <linux/const.h> |
| 5 | #include <asm/setup.h> |
| 6 | #include <asm/page_offset.h> |
| 7 | |
| 8 | /* PAGE_SHIFT determines the page size */ |
| 9 | #ifndef CONFIG_SUN3 |
| 10 | #define PAGE_SHIFT (12) |
Sam Ravnborg | 4914802 | 2009-01-16 21:58:10 +1000 | [diff] [blame] | 11 | #else |
Greg Ungerer | 138ff34 | 2010-09-07 15:49:10 +1000 | [diff] [blame] | 12 | #define PAGE_SHIFT (13) |
Sam Ravnborg | 4914802 | 2009-01-16 21:58:10 +1000 | [diff] [blame] | 13 | #endif |
Greg Ungerer | 138ff34 | 2010-09-07 15:49:10 +1000 | [diff] [blame] | 14 | #define PAGE_SIZE (_AC(1, UL) << PAGE_SHIFT) |
| 15 | #define PAGE_MASK (~(PAGE_SIZE-1)) |
| 16 | #define PAGE_OFFSET (PAGE_OFFSET_RAW) |
| 17 | |
| 18 | #ifndef __ASSEMBLY__ |
| 19 | |
| 20 | /* |
| 21 | * These are used to make use of C type-checking.. |
| 22 | */ |
| 23 | typedef struct { unsigned long pte; } pte_t; |
| 24 | typedef struct { unsigned long pmd[16]; } pmd_t; |
| 25 | typedef struct { unsigned long pgd; } pgd_t; |
| 26 | typedef struct { unsigned long pgprot; } pgprot_t; |
| 27 | typedef struct page *pgtable_t; |
| 28 | |
| 29 | #define pte_val(x) ((x).pte) |
| 30 | #define pmd_val(x) ((&x)->pmd[0]) |
| 31 | #define pgd_val(x) ((x).pgd) |
| 32 | #define pgprot_val(x) ((x).pgprot) |
| 33 | |
| 34 | #define __pte(x) ((pte_t) { (x) } ) |
| 35 | #define __pmd(x) ((pmd_t) { (x) } ) |
| 36 | #define __pgd(x) ((pgd_t) { (x) } ) |
| 37 | #define __pgprot(x) ((pgprot_t) { (x) } ) |
| 38 | |
| 39 | #endif /* !__ASSEMBLY__ */ |
| 40 | |
| 41 | #ifdef CONFIG_MMU |
| 42 | #include "page_mm.h" |
| 43 | #else |
| 44 | #include "page_no.h" |
| 45 | #endif |
| 46 | |
| 47 | #include <asm-generic/getorder.h> |
| 48 | |
| 49 | #endif /* _M68K_PAGE_H */ |