| #ifndef _M68K_PAGE_H |
| #define _M68K_PAGE_H |
| |
| #include <linux/const.h> |
| #include <asm/setup.h> |
| #include <asm/page_offset.h> |
| |
| /* PAGE_SHIFT determines the page size */ |
| #if defined(CONFIG_SUN3) || defined(CONFIG_COLDFIRE) |
| #define PAGE_SHIFT 13 |
| #else |
| #define PAGE_SHIFT 12 |
| #endif |
| #define PAGE_SIZE (_AC(1, UL) << PAGE_SHIFT) |
| #define PAGE_MASK (~(PAGE_SIZE-1)) |
| #define PAGE_OFFSET (PAGE_OFFSET_RAW) |
| |
| #ifndef __ASSEMBLY__ |
| |
| /* |
| * These are used to make use of C type-checking.. |
| */ |
| typedef struct { unsigned long pte; } pte_t; |
| typedef struct { unsigned long pmd[16]; } pmd_t; |
| typedef struct { unsigned long pgd; } pgd_t; |
| typedef struct { unsigned long pgprot; } pgprot_t; |
| typedef struct page *pgtable_t; |
| |
| #define pte_val(x) ((x).pte) |
| #define pmd_val(x) ((&x)->pmd[0]) |
| #define pgd_val(x) ((x).pgd) |
| #define pgprot_val(x) ((x).pgprot) |
| |
| #define __pte(x) ((pte_t) { (x) } ) |
| #define __pmd(x) ((pmd_t) { { (x) }, }) |
| #define __pgd(x) ((pgd_t) { (x) } ) |
| #define __pgprot(x) ((pgprot_t) { (x) } ) |
| |
| extern unsigned long _rambase; |
| extern unsigned long _ramstart; |
| extern unsigned long _ramend; |
| |
| #endif /* !__ASSEMBLY__ */ |
| |
| #ifdef CONFIG_MMU |
| #include <asm/page_mm.h> |
| #else |
| #include <asm/page_no.h> |
| #endif |
| |
| #define __phys_to_pfn(paddr) ((unsigned long)((paddr) >> PAGE_SHIFT)) |
| #define __pfn_to_phys(pfn) PFN_PHYS(pfn) |
| |
| #define VM_DATA_DEFAULT_FLAGS (VM_READ | VM_WRITE | VM_EXEC | \ |
| VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC) |
| |
| #include <asm-generic/getorder.h> |
| |
| #endif /* _M68K_PAGE_H */ |