diff options
author | Bryan Wu <cooloney@kernel.org> | 2008-08-26 22:51:02 -0400 |
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committer | Bryan Wu <cooloney@kernel.org> | 2008-08-26 22:51:02 -0400 |
commit | 639f6571458948b5112be2cf00c0c2c04db2897d (patch) | |
tree | a4dd7af33d0e92c935ba1e904f6fb7e923ac825e /include/asm-blackfin/pgtable.h | |
parent | 3d9b7a5ce534f3963afcf8f4777267e5899fe007 (diff) |
Blackfin arch: move include/asm-blackfin header files to arch/blackfin
Signed-off-by: Bryan Wu <cooloney@kernel.org>
Diffstat (limited to 'include/asm-blackfin/pgtable.h')
-rw-r--r-- | include/asm-blackfin/pgtable.h | 96 |
1 files changed, 0 insertions, 96 deletions
diff --git a/include/asm-blackfin/pgtable.h b/include/asm-blackfin/pgtable.h deleted file mode 100644 index b11b114689c0..000000000000 --- a/include/asm-blackfin/pgtable.h +++ /dev/null | |||
@@ -1,96 +0,0 @@ | |||
1 | #ifndef _BLACKFIN_PGTABLE_H | ||
2 | #define _BLACKFIN_PGTABLE_H | ||
3 | |||
4 | #include <asm-generic/4level-fixup.h> | ||
5 | |||
6 | #include <asm/page.h> | ||
7 | #include <asm/mach-common/def_LPBlackfin.h> | ||
8 | |||
9 | typedef pte_t *pte_addr_t; | ||
10 | /* | ||
11 | * Trivial page table functions. | ||
12 | */ | ||
13 | #define pgd_present(pgd) (1) | ||
14 | #define pgd_none(pgd) (0) | ||
15 | #define pgd_bad(pgd) (0) | ||
16 | #define pgd_clear(pgdp) | ||
17 | #define kern_addr_valid(addr) (1) | ||
18 | |||
19 | #define pmd_offset(a, b) ((void *)0) | ||
20 | #define pmd_none(x) (!pmd_val(x)) | ||
21 | #define pmd_present(x) (pmd_val(x)) | ||
22 | #define pmd_clear(xp) do { set_pmd(xp, __pmd(0)); } while (0) | ||
23 | #define pmd_bad(x) (pmd_val(x) & ~PAGE_MASK) | ||
24 | |||
25 | #define kern_addr_valid(addr) (1) | ||
26 | |||
27 | #define PAGE_NONE __pgprot(0) /* these mean nothing to NO_MM */ | ||
28 | #define PAGE_SHARED __pgprot(0) /* these mean nothing to NO_MM */ | ||
29 | #define PAGE_COPY __pgprot(0) /* these mean nothing to NO_MM */ | ||
30 | #define PAGE_READONLY __pgprot(0) /* these mean nothing to NO_MM */ | ||
31 | #define PAGE_KERNEL __pgprot(0) /* these mean nothing to NO_MM */ | ||
32 | |||
33 | extern void paging_init(void); | ||
34 | |||
35 | #define __swp_type(x) (0) | ||
36 | #define __swp_offset(x) (0) | ||
37 | #define __swp_entry(typ,off) ((swp_entry_t) { ((typ) | ((off) << 7)) }) | ||
38 | #define __pte_to_swp_entry(pte) ((swp_entry_t) { pte_val(pte) }) | ||
39 | #define __swp_entry_to_pte(x) ((pte_t) { (x).val }) | ||
40 | |||
41 | static inline int pte_file(pte_t pte) | ||
42 | { | ||
43 | return 0; | ||
44 | } | ||
45 | |||
46 | #define set_pte(pteptr, pteval) (*(pteptr) = pteval) | ||
47 | #define set_pte_at(mm, addr, ptep, pteval) set_pte(ptep, pteval) | ||
48 | |||
49 | /* | ||
50 | * Page assess control based on Blackfin CPLB management | ||
51 | */ | ||
52 | #define _PAGE_RD (CPLB_USER_RD) | ||
53 | #define _PAGE_WR (CPLB_USER_WR) | ||
54 | #define _PAGE_USER (CPLB_USER_RD | CPLB_USER_WR) | ||
55 | #define _PAGE_ACCESSED CPLB_ALL_ACCESS | ||
56 | #define _PAGE_DIRTY (CPLB_DIRTY) | ||
57 | |||
58 | #define PTE_BIT_FUNC(fn, op) \ | ||
59 | static inline pte_t pte_##fn(pte_t _pte) { _pte.pte op; return _pte; } | ||
60 | |||
61 | PTE_BIT_FUNC(rdprotect, &= ~_PAGE_RD); | ||
62 | PTE_BIT_FUNC(mkread, |= _PAGE_RD); | ||
63 | PTE_BIT_FUNC(wrprotect, &= ~_PAGE_WR); | ||
64 | PTE_BIT_FUNC(mkwrite, |= _PAGE_WR); | ||
65 | PTE_BIT_FUNC(exprotect, &= ~_PAGE_USER); | ||
66 | PTE_BIT_FUNC(mkexec, |= _PAGE_USER); | ||
67 | PTE_BIT_FUNC(mkclean, &= ~_PAGE_DIRTY); | ||
68 | PTE_BIT_FUNC(mkdirty, |= _PAGE_DIRTY); | ||
69 | PTE_BIT_FUNC(mkold, &= ~_PAGE_ACCESSED); | ||
70 | PTE_BIT_FUNC(mkyoung, |= _PAGE_ACCESSED); | ||
71 | |||
72 | /* | ||
73 | * ZERO_PAGE is a global shared page that is always zero: used | ||
74 | * for zero-mapped memory areas etc.. | ||
75 | */ | ||
76 | #define ZERO_PAGE(vaddr) (virt_to_page(0)) | ||
77 | |||
78 | extern unsigned int kobjsize(const void *objp); | ||
79 | |||
80 | #define swapper_pg_dir ((pgd_t *) 0) | ||
81 | /* | ||
82 | * No page table caches to initialise. | ||
83 | */ | ||
84 | #define pgtable_cache_init() do { } while (0) | ||
85 | #define io_remap_pfn_range remap_pfn_range | ||
86 | |||
87 | /* | ||
88 | * All 32bit addresses are effectively valid for vmalloc... | ||
89 | * Sort of meaningless for non-VM targets. | ||
90 | */ | ||
91 | #define VMALLOC_START 0 | ||
92 | #define VMALLOC_END 0xffffffff | ||
93 | |||
94 | #include <asm-generic/pgtable.h> | ||
95 | |||
96 | #endif /* _BLACKFIN_PGTABLE_H */ | ||