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Implement/fix some amd64 Mm macros

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svn path=/branches/ros-amd64-bringup/; revision=43427
This commit is contained in:
Timo Kreuzer 2009-10-12 23:26:12 +00:00
parent c2cbb8cae7
commit bb37e77d20
1 changed files with 11 additions and 4 deletions
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15
reactos/ntoskrnl/include/internal/amd64/mm.h
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@ -18,14 +18,21 @@ MmGetPageDirectory(VOID)
#define PAE_PAGE_MASK(x) ((x)&(~0xfffLL))
/* Base addresses of PTE and PDE */
#define PAGETABLE_MAP (0xc0000000)
#define PAGEDIRECTORY_MAP (0xc0000000 + (PAGETABLE_MAP / (1024)))
//#define PAGETABLE_MAP PTE_BASE
//#define PAGEDIRECTORY_MAP (0xc0000000 + (PAGETABLE_MAP / (1024)))
/* Converting address to a corresponding PDE or PTE entry */
#define MiAddressToPxe(x) \
((PMMPTE)(((((ULONG64)(x)) >> PXI_SHIFT) << 3) + PXE_BASE))
#define MiAddressToPpe(x) \
((PMMPTE)(((((ULONG64)(x)) >> PPI_SHIFT) << 3) + PPE_BASE))
#define MiAddressToPde(x) \
((PMMPTE)(((((ULONG64)(x)) >> 22) << 2) + PAGEDIRECTORY_MAP))
((PMMPTE)(((((ULONG64)(x)) >> PDI_SHIFT) << 3) + PDE_BASE))
#define MiAddressToPte(x) \
((PMMPTE)(((((ULONG64)(x)) >> 12) << 2) + PAGETABLE_MAP))
((PMMPTE)(((((ULONG64)(x)) >> PTI_SHIFT) << 3) + PTE_BASE))
/* Convert a PTE into a corresponding address */
#define MiPteToAddress(PTE) ((PVOID)((ULONG64)(PTE) << 9))
//#define ADDR_TO_PAGE_TABLE(v) (((ULONG)(v)) / (1024 * PAGE_SIZE))
//#define ADDR_TO_PDE_OFFSET(v) ((((ULONG)(v)) / (1024 * PAGE_SIZE)))