| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | #ifndef __V850_PGTABLE_H__ | 
 | 2 | #define __V850_PGTABLE_H__ | 
 | 3 |  | 
 | 4 | #include <asm-generic/4level-fixup.h> | 
 | 5 |  | 
 | 6 | #include <linux/config.h> | 
 | 7 | #include <asm/page.h> | 
 | 8 |  | 
 | 9 |  | 
 | 10 | #define pgd_present(pgd)	(1) /* pages are always present on NO_MM */ | 
 | 11 | #define pgd_none(pgd)		(0) | 
 | 12 | #define pgd_bad(pgd)		(0) | 
 | 13 | #define pgd_clear(pgdp)		((void)0) | 
 | 14 |  | 
 | 15 | #define	pmd_offset(a, b)	((void *)0) | 
 | 16 |  | 
 | 17 | #define kern_addr_valid(addr)	(1) | 
 | 18 |  | 
 | 19 |  | 
 | 20 | #define __swp_type(x)		(0) | 
 | 21 | #define __swp_offset(x)		(0) | 
 | 22 | #define __swp_entry(typ,off)	((swp_entry_t) { ((typ) | ((off) << 7)) }) | 
 | 23 | #define __pte_to_swp_entry(pte)	((swp_entry_t) { pte_val(pte) }) | 
 | 24 | #define __swp_entry_to_pte(x)	((pte_t) { (x).val }) | 
 | 25 |  | 
| Miles Bader | 947ac8b | 2005-07-27 11:44:55 -0700 | [diff] [blame] | 26 | static inline int pte_file (pte_t pte) { return 0; } | 
 | 27 |  | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 28 |  | 
 | 29 | /* These mean nothing to !CONFIG_MMU.  */ | 
 | 30 | #define PAGE_NONE		__pgprot(0) | 
 | 31 | #define PAGE_SHARED		__pgprot(0) | 
 | 32 | #define PAGE_COPY		__pgprot(0) | 
 | 33 | #define PAGE_READONLY		__pgprot(0) | 
 | 34 | #define PAGE_KERNEL		__pgprot(0) | 
 | 35 |  | 
 | 36 |  | 
 | 37 | /* | 
 | 38 |  * ZERO_PAGE is a global shared page that is always zero: used | 
 | 39 |  * for zero-mapped memory areas etc.  When CONFIG_MMU is not defined, this | 
 | 40 |  * should never actually be used, so just define it to something that's | 
 | 41 |  * will hopefully cause a bus error if it is. | 
 | 42 |  */ | 
 | 43 | #define ZERO_PAGE(vaddr)	((void *)0x87654321) | 
 | 44 |  | 
 | 45 |  | 
 | 46 | /* Some bogus code in procfs uses these; whatever.  */ | 
 | 47 | #define VMALLOC_START	0 | 
 | 48 | #define VMALLOC_END	(~0) | 
 | 49 |  | 
 | 50 |  | 
 | 51 | extern void paging_init (void); | 
 | 52 | #define swapper_pg_dir ((pgd_t *) 0) | 
 | 53 |  | 
 | 54 | #define pgtable_cache_init()   ((void)0) | 
 | 55 |  | 
 | 56 |  | 
 | 57 | extern unsigned int kobjsize(const void *objp); | 
 | 58 |  | 
 | 59 |  | 
 | 60 | #endif /* __V850_PGTABLE_H__ */ |