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- Define portable flags for touching fields in the MMPTE structure, which might have different names/not exist on other architectures.

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- Define PTE_BASE and PDE_BASE since these are the correct cross-platform definitions.


svn path=/trunk/; revision=41978
This commit is contained in:
ReactOS Portable Systems Group 2009-07-15 17:52:32 +00:00
parent a58fa89df3
commit a8fd19398a
1 changed files with 13 additions and 1 deletions
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14
reactos/ntoskrnl/include/internal/i386/mm.h
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@ -14,7 +14,10 @@ PULONG MmGetPageDirectory(VOID);
/* Base addresses of PTE and PDE */
#define PAGETABLE_MAP (0xc0000000)
#define PAGEDIRECTORY_MAP (0xc0000000 + (PAGETABLE_MAP / (1024)))
#define HYPER_SPACE (0xC0400000)
#define PTE_BASE 0xC0000000
#define PDE_BASE 0xC0300000
#define HYPER_SPACE 0xC0400000
/* Converting address to a corresponding PDE or PTE entry */
#define MiAddressToPde(x) \
@ -36,4 +39,13 @@ PULONG MmGetPageDirectory(VOID);
/* Easy accessing PFN in PTE */
#define PFN_FROM_PTE(v) ((v)->u.Hard.PageFrameNumber)
#define MI_MAKE_LOCAL_PAGE(x) ((x)->u.Hard.Global = 0)
#define MI_MAKE_DIRTY_PAGE(x) ((x)->u.Hard.Dirty = 1)
#define MI_PAGE_DISABLE_CACHE(x) ((x)->u.Hard.CacheDisable = 1)
#define MI_PAGE_WRITE_THROUGH(x) ((x)->u.Hard.WriteThrough = 1)
#define MI_PAGE_WRITE_COMBINED(x) ((x)->u.Hard.WriteThrough = 0)
#define MI_IS_PAGE_WRITEABLE(x) ((x)->u.Hard.Write == 1)
#define MI_IS_PAGE_COPY_ON_WRITE(x)((x)->u.Hard.CopyOnWrite == 1)
#define MI_IS_PAGE_DIRTY(x) ((x)->u.Hard.Dirty == 1)
#endif /* __NTOSKRNL_INCLUDE_INTERNAL_I386_MM_H */