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[/] [or1k_old/] [trunk/] [rc203soc/] [sw/] [uClinux/] [include/] [asm-m68knommu/] [page.h] - Blame information for rev 1633

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#ifndef _M68K_PAGE_H
#define _M68K_PAGE_H
 
#include <linux/config.h>
#include <asm/shglcore.h>
 
/* PAGE_SHIFT determines the page size */
#define PAGE_SHIFT      12
#define PAGE_SIZE       (1UL << PAGE_SHIFT)
#define PAGE_MASK       (~(PAGE_SIZE-1))
 
#ifdef __KERNEL__
 
#define STRICT_MM_TYPECHECKS
 
#ifdef STRICT_MM_TYPECHECKS
/*
 * 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;
 
#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) } )
 
#else
/*
 * .. while these make it easier on the compiler
 */
typedef unsigned long pte_t;
typedef struct { unsigned long pmd[16]; } pmd_t;
typedef unsigned long pgd_t;
typedef unsigned long pgprot_t;
 
#define pte_val(x)      (x)
#define pmd_val(x)      ((&x)->pmd[0])
#define pgd_val(x)      (x)
#define pgprot_val(x)   (x)
 
#define __pte(x)        (x)
#define __pmd(x)        ((pmd_t) { (x) } )
#define __pgd(x)        (x)
#define __pgprot(x)     (x)
 
#endif
 
/* to align the pointer to the (next) page boundary */
#define PAGE_ALIGN(addr)        (((addr)+PAGE_SIZE-1)&PAGE_MASK)
 
/* This handles the memory map.. */
#ifdef CONFIG_COLDFIRE
#ifdef CONFIG_SMALL
#define PAGE_OFFSET             0x30020000
#else
#define PAGE_OFFSET             0x00000000
#endif
#endif
 
#ifdef CONFIG_PILOT
#ifdef CONFIG_M68328
#define PAGE_OFFSET             0x10000000
#endif
#ifdef CONFIG_M68EZ328
#define PAGE_OFFSET             0x00000000
#endif
#endif
#ifdef CONFIG_UCSIMM
#define PAGE_OFFSET             0x00000000
#endif
#ifdef CONFIG_M68EZ328ADS
#define PAGE_OFFSET             0x00000000
#endif
#ifdef CONFIG_ALMA_ANS
#define PAGE_OFFSET             0x00000000
#endif
#ifdef CONFIG_M68EN302
#define PAGE_OFFSET             0x00000000
#endif
#ifdef CONFIG_SHGLCORE
#define PAGE_OFFSET             SHGLCORE_RAM_BANK_0_ADDR 
#endif
#define MAP_NR(addr)            ((((unsigned long)(addr)) - PAGE_OFFSET) >> PAGE_SHIFT)
 
#endif /* __KERNEL__ */
 
#endif /* _M68K_PAGE_H */

Line No.	Rev	Author	Line
1	1633	jcastillo	`#ifndef _M68K_PAGE_H`
2			`#define _M68K_PAGE_H`
3
4			`#include <linux/config.h>`
5			`#include <asm/shglcore.h>`
6
7			`/* PAGE_SHIFT determines the page size */`
8			`#define PAGE_SHIFT 12`
9			`#define PAGE_SIZE (1UL << PAGE_SHIFT)`
10			`#define PAGE_MASK (~(PAGE_SIZE-1))`
11
12			`#ifdef __KERNEL__`
13
14			`#define STRICT_MM_TYPECHECKS`
15
16			`#ifdef STRICT_MM_TYPECHECKS`
17			`/*`
18			`* These are used to make use of C type-checking..`
19			`*/`
20			`typedef struct { unsigned long pte; } pte_t;`
21			`typedef struct { unsigned long pmd[16]; } pmd_t;`
22			`typedef struct { unsigned long pgd; } pgd_t;`
23			`typedef struct { unsigned long pgprot; } pgprot_t;`
24
25			`#define pte_val(x) ((x).pte)`
26			`#define pmd_val(x) ((&x)->pmd[0])`
27			`#define pgd_val(x) ((x).pgd)`
28			`#define pgprot_val(x) ((x).pgprot)`
29
30			`#define __pte(x) ((pte_t) { (x) } )`
31			`#define __pmd(x) ((pmd_t) { (x) } )`
32			`#define __pgd(x) ((pgd_t) { (x) } )`
33			`#define __pgprot(x) ((pgprot_t) { (x) } )`
34
35			`#else`
36			`/*`
37			`* .. while these make it easier on the compiler`
38			`*/`
39			`typedef unsigned long pte_t;`
40			`typedef struct { unsigned long pmd[16]; } pmd_t;`
41			`typedef unsigned long pgd_t;`
42			`typedef unsigned long pgprot_t;`
43
44			`#define pte_val(x) (x)`
45			`#define pmd_val(x) ((&x)->pmd[0])`
46			`#define pgd_val(x) (x)`
47			`#define pgprot_val(x) (x)`
48
49			`#define __pte(x) (x)`
50			`#define __pmd(x) ((pmd_t) { (x) } )`
51			`#define __pgd(x) (x)`
52			`#define __pgprot(x) (x)`
53
54			`#endif`
55
56			`/* to align the pointer to the (next) page boundary */`
57			`#define PAGE_ALIGN(addr) (((addr)+PAGE_SIZE-1)&PAGE_MASK)`
58
59			`/* This handles the memory map.. */`
60			`#ifdef CONFIG_COLDFIRE`
61			`#ifdef CONFIG_SMALL`
62			`#define PAGE_OFFSET 0x30020000`
63			`#else`
64			`#define PAGE_OFFSET 0x00000000`
65			`#endif`
66			`#endif`
67
68			`#ifdef CONFIG_PILOT`
69			`#ifdef CONFIG_M68328`
70			`#define PAGE_OFFSET 0x10000000`
71			`#endif`
72			`#ifdef CONFIG_M68EZ328`
73			`#define PAGE_OFFSET 0x00000000`
74			`#endif`
75			`#endif`
76			`#ifdef CONFIG_UCSIMM`
77			`#define PAGE_OFFSET 0x00000000`
78			`#endif`
79			`#ifdef CONFIG_M68EZ328ADS`
80			`#define PAGE_OFFSET 0x00000000`
81			`#endif`
82			`#ifdef CONFIG_ALMA_ANS`
83			`#define PAGE_OFFSET 0x00000000`
84			`#endif`
85			`#ifdef CONFIG_M68EN302`
86			`#define PAGE_OFFSET 0x00000000`
87			`#endif`
88			`#ifdef CONFIG_SHGLCORE`
89			`#define PAGE_OFFSET SHGLCORE_RAM_BANK_0_ADDR`
90			`#endif`
91			`#define MAP_NR(addr) ((((unsigned long)(addr)) - PAGE_OFFSET) >> PAGE_SHIFT)`
92
93			`#endif /* __KERNEL__ */`
94
95			`#endif /* _M68K_PAGE_H */`

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[/] [or1k_old/] [trunk/] [rc203soc/] [sw/] [uClinux/] [include/] [asm-m68knommu/] [page.h] - Blame information for rev 1633