diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2008-08-15 12:19:40 -0400 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-08-15 12:19:40 -0400 |
commit | 024b246ed24492d6c2ee14c34d742b137fce1b94 (patch) | |
tree | 428444950025503218c96b03c86f749403626dec /arch/alpha/include/asm/page.h | |
parent | 9419fc1c957d600093baaea247fef23cca3b4e93 (diff) |
alpha: move include/asm-alpha to arch/alpha/include/asm
Sam Ravnborg did the build-test that the direct header file move works,
I'm just committing it.
This is a pure move:
mkdir arch/alpha/include
git mv include/asm-alpha arch/alpha/include/asm
with no other changes.
Requested-and-tested-by: Sam Ravnborg <sam@ravnborg.org>
Cc: Richard Henderson <rth@twiddle.net>
Cc: Ivan Kokshaysky <ink@jurassic.park.msu.ru>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/alpha/include/asm/page.h')
-rw-r--r-- | arch/alpha/include/asm/page.h | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/arch/alpha/include/asm/page.h b/arch/alpha/include/asm/page.h new file mode 100644 index 000000000000..0995f9d13417 --- /dev/null +++ b/arch/alpha/include/asm/page.h | |||
@@ -0,0 +1,98 @@ | |||
1 | #ifndef _ALPHA_PAGE_H | ||
2 | #define _ALPHA_PAGE_H | ||
3 | |||
4 | #include <linux/const.h> | ||
5 | #include <asm/pal.h> | ||
6 | |||
7 | /* PAGE_SHIFT determines the page size */ | ||
8 | #define PAGE_SHIFT 13 | ||
9 | #define PAGE_SIZE (_AC(1,UL) << PAGE_SHIFT) | ||
10 | #define PAGE_MASK (~(PAGE_SIZE-1)) | ||
11 | |||
12 | #ifndef __ASSEMBLY__ | ||
13 | |||
14 | #define STRICT_MM_TYPECHECKS | ||
15 | |||
16 | extern void clear_page(void *page); | ||
17 | #define clear_user_page(page, vaddr, pg) clear_page(page) | ||
18 | |||
19 | #define __alloc_zeroed_user_highpage(movableflags, vma, vaddr) \ | ||
20 | alloc_page_vma(GFP_HIGHUSER | __GFP_ZERO | movableflags, vma, vmaddr) | ||
21 | #define __HAVE_ARCH_ALLOC_ZEROED_USER_HIGHPAGE | ||
22 | |||
23 | extern void copy_page(void * _to, void * _from); | ||
24 | #define copy_user_page(to, from, vaddr, pg) copy_page(to, from) | ||
25 | |||
26 | #ifdef STRICT_MM_TYPECHECKS | ||
27 | /* | ||
28 | * These are used to make use of C type-checking.. | ||
29 | */ | ||
30 | typedef struct { unsigned long pte; } pte_t; | ||
31 | typedef struct { unsigned long pmd; } pmd_t; | ||
32 | typedef struct { unsigned long pgd; } pgd_t; | ||
33 | typedef struct { unsigned long pgprot; } pgprot_t; | ||
34 | |||
35 | #define pte_val(x) ((x).pte) | ||
36 | #define pmd_val(x) ((x).pmd) | ||
37 | #define pgd_val(x) ((x).pgd) | ||
38 | #define pgprot_val(x) ((x).pgprot) | ||
39 | |||
40 | #define __pte(x) ((pte_t) { (x) } ) | ||
41 | #define __pmd(x) ((pmd_t) { (x) } ) | ||
42 | #define __pgd(x) ((pgd_t) { (x) } ) | ||
43 | #define __pgprot(x) ((pgprot_t) { (x) } ) | ||
44 | |||
45 | #else | ||
46 | /* | ||
47 | * .. while these make it easier on the compiler | ||
48 | */ | ||
49 | typedef unsigned long pte_t; | ||
50 | typedef unsigned long pmd_t; | ||
51 | typedef unsigned long pgd_t; | ||
52 | typedef unsigned long pgprot_t; | ||
53 | |||
54 | #define pte_val(x) (x) | ||
55 | #define pmd_val(x) (x) | ||
56 | #define pgd_val(x) (x) | ||
57 | #define pgprot_val(x) (x) | ||
58 | |||
59 | #define __pte(x) (x) | ||
60 | #define __pgd(x) (x) | ||
61 | #define __pgprot(x) (x) | ||
62 | |||
63 | #endif /* STRICT_MM_TYPECHECKS */ | ||
64 | |||
65 | typedef struct page *pgtable_t; | ||
66 | |||
67 | #ifdef USE_48_BIT_KSEG | ||
68 | #define PAGE_OFFSET 0xffff800000000000UL | ||
69 | #else | ||
70 | #define PAGE_OFFSET 0xfffffc0000000000UL | ||
71 | #endif | ||
72 | |||
73 | #else | ||
74 | |||
75 | #ifdef USE_48_BIT_KSEG | ||
76 | #define PAGE_OFFSET 0xffff800000000000 | ||
77 | #else | ||
78 | #define PAGE_OFFSET 0xfffffc0000000000 | ||
79 | #endif | ||
80 | |||
81 | #endif /* !__ASSEMBLY__ */ | ||
82 | |||
83 | #define __pa(x) ((unsigned long) (x) - PAGE_OFFSET) | ||
84 | #define __va(x) ((void *)((unsigned long) (x) + PAGE_OFFSET)) | ||
85 | #ifndef CONFIG_DISCONTIGMEM | ||
86 | #define virt_to_page(kaddr) pfn_to_page(__pa(kaddr) >> PAGE_SHIFT) | ||
87 | |||
88 | #define pfn_valid(pfn) ((pfn) < max_mapnr) | ||
89 | #define virt_addr_valid(kaddr) pfn_valid(__pa(kaddr) >> PAGE_SHIFT) | ||
90 | #endif /* CONFIG_DISCONTIGMEM */ | ||
91 | |||
92 | #define VM_DATA_DEFAULT_FLAGS (VM_READ | VM_WRITE | VM_EXEC | \ | ||
93 | VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC) | ||
94 | |||
95 | #include <asm-generic/memory_model.h> | ||
96 | #include <asm-generic/page.h> | ||
97 | |||
98 | #endif /* _ALPHA_PAGE_H */ | ||