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Diffstat (limited to 'include/asm-mips/pgtable.h')
-rw-r--r--include/asm-mips/pgtable.h51
1 files changed, 29 insertions, 22 deletions
diff --git a/include/asm-mips/pgtable.h b/include/asm-mips/pgtable.h
index 009b7b14231f..582f56f42f0e 100644
--- a/include/asm-mips/pgtable.h
+++ b/include/asm-mips/pgtable.h
@@ -23,15 +23,15 @@ struct vm_area_struct;
23 23
24#define PAGE_NONE __pgprot(_PAGE_PRESENT | _CACHE_CACHABLE_NONCOHERENT) 24#define PAGE_NONE __pgprot(_PAGE_PRESENT | _CACHE_CACHABLE_NONCOHERENT)
25#define PAGE_SHARED __pgprot(_PAGE_PRESENT | _PAGE_READ | _PAGE_WRITE | \ 25#define PAGE_SHARED __pgprot(_PAGE_PRESENT | _PAGE_READ | _PAGE_WRITE | \
26 PAGE_CACHABLE_DEFAULT) 26 _page_cachable_default)
27#define PAGE_COPY __pgprot(_PAGE_PRESENT | _PAGE_READ | \ 27#define PAGE_COPY __pgprot(_PAGE_PRESENT | _PAGE_READ | \
28 PAGE_CACHABLE_DEFAULT) 28 _page_cachable_default)
29#define PAGE_READONLY __pgprot(_PAGE_PRESENT | _PAGE_READ | \ 29#define PAGE_READONLY __pgprot(_PAGE_PRESENT | _PAGE_READ | \
30 PAGE_CACHABLE_DEFAULT) 30 _page_cachable_default)
31#define PAGE_KERNEL __pgprot(_PAGE_PRESENT | __READABLE | __WRITEABLE | \ 31#define PAGE_KERNEL __pgprot(_PAGE_PRESENT | __READABLE | __WRITEABLE | \
32 _PAGE_GLOBAL | PAGE_CACHABLE_DEFAULT) 32 _PAGE_GLOBAL | _page_cachable_default)
33#define PAGE_USERIO __pgprot(_PAGE_PRESENT | _PAGE_READ | _PAGE_WRITE | \ 33#define PAGE_USERIO __pgprot(_PAGE_PRESENT | _PAGE_READ | _PAGE_WRITE | \
34 PAGE_CACHABLE_DEFAULT) 34 _page_cachable_default)
35#define PAGE_KERNEL_UNCACHED __pgprot(_PAGE_PRESENT | __READABLE | \ 35#define PAGE_KERNEL_UNCACHED __pgprot(_PAGE_PRESENT | __READABLE | \
36 __WRITEABLE | _PAGE_GLOBAL | _CACHE_UNCACHED) 36 __WRITEABLE | _PAGE_GLOBAL | _CACHE_UNCACHED)
37 37
@@ -40,23 +40,30 @@ struct vm_area_struct;
40 * read. Also, write permissions imply read permissions. This is the closest 40 * read. Also, write permissions imply read permissions. This is the closest
41 * we can get by reasonable means.. 41 * we can get by reasonable means..
42 */ 42 */
43#define __P000 PAGE_NONE 43
44#define __P001 PAGE_READONLY 44/*
45#define __P010 PAGE_COPY 45 * Dummy values to fill the table in mmap.c
46#define __P011 PAGE_COPY 46 * The real values will be generated at runtime
47#define __P100 PAGE_READONLY 47 */
48#define __P101 PAGE_READONLY 48#define __P000 __pgprot(0)
49#define __P110 PAGE_COPY 49#define __P001 __pgprot(0)
50#define __P111 PAGE_COPY 50#define __P010 __pgprot(0)
51 51#define __P011 __pgprot(0)
52#define __S000 PAGE_NONE 52#define __P100 __pgprot(0)
53#define __S001 PAGE_READONLY 53#define __P101 __pgprot(0)
54#define __S010 PAGE_SHARED 54#define __P110 __pgprot(0)
55#define __S011 PAGE_SHARED 55#define __P111 __pgprot(0)
56#define __S100 PAGE_READONLY 56
57#define __S101 PAGE_READONLY 57#define __S000 __pgprot(0)
58#define __S110 PAGE_SHARED 58#define __S001 __pgprot(0)
59#define __S111 PAGE_SHARED 59#define __S010 __pgprot(0)
60#define __S011 __pgprot(0)
61#define __S100 __pgprot(0)
62#define __S101 __pgprot(0)
63#define __S110 __pgprot(0)
64#define __S111 __pgprot(0)
65
66extern unsigned long _page_cachable_default;
60 67
61/* 68/*
62 * ZERO_PAGE is a global shared page that is always zero; used 69 * ZERO_PAGE is a global shared page that is always zero; used