struct _EPROCESS;
PULONG MmGetPageDirectory(VOID);
+#ifdef _PAE_
+#define _MI_PAGING_LEVELS 3
+#else
+#define _MI_PAGING_LEVELS 2
+#endif
+
#define PAGE_MASK(x) ((x)&(~0xfff))
#define PAE_PAGE_MASK(x) ((x)&(~0xfffLL))
+/* MMPTE related defines */
+#define MM_EMPTY_PTE_LIST ((ULONG)0xFFFFF)
+#define MM_EMPTY_LIST ((ULONG_PTR)-1)
+
/* Base addresses of PTE and PDE */
#define PAGETABLE_MAP (0xc0000000)
#define PAGEDIRECTORY_MAP (0xc0000000 + (PAGETABLE_MAP / (1024)))
#define PDE_TOP 0xC0300FFF
#define PTE_TOP 0xC03FFFFF
#define HYPER_SPACE 0xC0400000
+#define HYPER_SPACE_END 0xC07FFFFF
+
+#define PTE_PER_PAGE 0x400
/* Converting address to a corresponding PDE or PTE entry */
#define MiAddressToPde(x) \
- ((PMMPTE)(((((ULONG)(x)) >> 22) << 2) + PAGEDIRECTORY_MAP))
+ ((PMMPDE)(((((ULONG)(x)) >> 22) << 2) + PAGEDIRECTORY_MAP))
#define MiAddressToPte(x) \
((PMMPTE)(((((ULONG)(x)) >> 12) << 2) + PAGETABLE_MAP))
#define MiAddressToPteOffset(x) \
// Convert a PTE into a corresponding address
//
#define MiPteToAddress(PTE) ((PVOID)((ULONG)(PTE) << 10))
+#define MiPdeToAddress(PDE) ((PVOID)((ULONG)(PDE) << 20))
+#define MiPdeToPte(PDE) ((PMMPTE)MiPteToAddress(PDE))
+#define MiPteToPde(PTE) ((PMMPDE)MiAddressToPte(PTE))
-#define ADDR_TO_PAGE_TABLE(v) (((ULONG)(v)) / (1024 * PAGE_SIZE))
-#define ADDR_TO_PDE_OFFSET(v) ((((ULONG)(v)) / (1024 * PAGE_SIZE)))
-#define ADDR_TO_PTE_OFFSET(v) ((((ULONG)(v)) % (1024 * PAGE_SIZE)) / PAGE_SIZE)
+#define ADDR_TO_PAGE_TABLE(v) (((ULONG)(v)) / (1024 * PAGE_SIZE))
+#define ADDR_TO_PDE_OFFSET(v) (((ULONG)(v)) / (1024 * PAGE_SIZE))
+#define ADDR_TO_PTE_OFFSET(v) ((((ULONG)(v)) % (1024 * PAGE_SIZE)) / PAGE_SIZE)
#define MiGetPdeOffset ADDR_TO_PDE_OFFSET
#define MI_MAKE_LOCAL_PAGE(x) ((x)->u.Hard.Global = 0)
#define MI_MAKE_DIRTY_PAGE(x) ((x)->u.Hard.Dirty = 1)
+#define MI_MAKE_ACCESSED_PAGE(x) ((x)->u.Hard.Accessed = 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_LARGE(x) ((x)->u.Hard.LargePage == 1)
#if !defined(CONFIG_SMP)
#define MI_IS_PAGE_WRITEABLE(x) ((x)->u.Hard.Write == 1)
#else
#define MI_ZERO_PTES (32)
#define MI_MAPPING_RANGE_START (ULONG)HYPER_SPACE
#define MI_MAPPING_RANGE_END (MI_MAPPING_RANGE_START + \
- MI_HYPERSPACE_PTES * PAGE_SIZE)
-#define MI_ZERO_PTE (PMMPTE)(MI_MAPPING_RANGE_END + \
- PAGE_SIZE)
+ MI_HYPERSPACE_PTES * PAGE_SIZE)
+#define MI_DUMMY_PTE (PMMPTE)((ULONG_PTR)MI_MAPPING_RANGE_END + \
+ PAGE_SIZE)
+#define MI_VAD_BITMAP (PMMPTE)((ULONG_PTR)MI_DUMMY_PTE + \
+ PAGE_SIZE)
+#define MI_WORKING_SET_LIST (PMMPTE)((ULONG_PTR)MI_VAD_BITMAP + \
+ PAGE_SIZE)
/* On x86, these two are the same */
#define MMPDE MMPTE