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Greg Ungerer138ff342010-09-07 15:49:10 +10001#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 Ravnborg49148022009-01-16 21:58:10 +100011#else
Greg Ungerer138ff342010-09-07 15:49:10 +100012#define PAGE_SHIFT (13)
Sam Ravnborg49148022009-01-16 21:58:10 +100013#endif
Greg Ungerer138ff342010-09-07 15:49:10 +100014#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 */
23typedef struct { unsigned long pte; } pte_t;
24typedef struct { unsigned long pmd[16]; } pmd_t;
25typedef struct { unsigned long pgd; } pgd_t;
26typedef struct { unsigned long pgprot; } pgprot_t;
27typedef 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 */