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Extend PTE helpers with raw read and write support
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This commit is contained in:
Aiken Harris
2025-12-22 08:21:43 +01:00
parent 755a167f2c
commit e237a944cc
7 changed files with 174 additions and 1 deletions
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9
xtoskrnl/includes/mm/i686/pagemap.hh
View File

@@ -35,6 +35,7 @@ namespace MM
XTAPI PMMPPE GetPpeAddress(IN PVOID Address);
XTAPI ULONG GetPpeOffset(IN PVOID Address);
XTAPI PVOID GetPpeVirtualAddress(IN PMMPPE PpePointer);
VIRTUAL XTAPI ULONG_PTR GetPte(IN PMMPTE PtePointer) = 0;
XTAPI PMMPTE GetPteAddress(IN PVOID Address);
XTAPI ULONG GetPteOffset(IN PVOID Address);
VIRTUAL XTAPI LONG GetPteDistance(PMMPTE EndPte,
@@ -51,6 +52,8 @@ namespace MM
VIRTUAL XTAPI VOID SetPte(IN PMMPTE PtePointer,
IN PFN_NUMBER PageFrameNumber,
IN ULONG_PTR AttributesMask) = 0;
VIRTUAL XTAPI VOID SetPte(IN PMMPTE PtePointer,
IN ULONG_PTR Attributes) = 0;
VIRTUAL XTAPI VOID SetPteCaching(IN PMMPTE PtePointer,
IN BOOLEAN CacheDisable,
IN BOOLEAN WriteThrough) = 0;
@@ -70,6 +73,7 @@ namespace MM
XTAPI BOOLEAN GetOneEntry(IN PMMPTE Pte);
XTAPI PFN_NUMBER GetPageFrameNumber(IN PMMPTE Pte);
XTAPI PVOID GetPdeVirtualAddress(IN PMMPDE PdePointer);
XTAPI ULONG_PTR GetPte(IN PMMPTE PtePointer);
XTAPI LONG GetPteDistance(PMMPTE EndPte,
PMMPTE StartPte);
XTAPI ULONG GetPteSize(VOID);
@@ -83,6 +87,8 @@ namespace MM
XTAPI VOID SetPte(IN PMMPTE PtePointer,
IN PFN_NUMBER PageFrameNumber,
IN ULONG_PTR AttributesMask);
XTAPI VOID SetPte(IN PMMPTE PtePointer,
IN ULONG_PTR Attributes);
XTAPI VOID SetPteCaching(IN PMMPTE PtePointer,
IN BOOLEAN CacheDisable,
IN BOOLEAN WriteThrough);
@@ -101,6 +107,7 @@ namespace MM
XTAPI BOOLEAN GetOneEntry(IN PMMPTE Pte);
XTAPI PFN_NUMBER GetPageFrameNumber(IN PMMPTE Pte);
XTAPI PVOID GetPdeVirtualAddress(IN PMMPDE PdePointer);
XTAPI ULONG_PTR GetPte(IN PMMPTE PtePointer);
XTAPI LONG GetPteDistance(PMMPTE EndPte,
PMMPTE StartPte);
XTAPI ULONG GetPteSize(VOID);
@@ -114,6 +121,8 @@ namespace MM
XTAPI VOID SetPte(IN PMMPTE PtePointer,
IN PFN_NUMBER PageFrameNumber,
IN ULONG_PTR AttributesMask);
XTAPI VOID SetPte(IN PMMPTE PtePointer,
IN ULONG_PTR Attributes);
XTAPI VOID SetPteCaching(IN PMMPTE PtePointer,
IN BOOLEAN CacheDisable,
IN BOOLEAN WriteThrough);

3
xtoskrnl/includes/mm/i686/paging.hh
View File

@@ -34,6 +34,7 @@ namespace MM
STATIC XTAPI PVOID GetPdeVirtualAddress(IN PMMPDE PdePointer);
STATIC XTAPI PMMPPE GetPpeAddress(IN PVOID Address);
STATIC XTAPI PVOID GetPpeVirtualAddress(IN PMMPPE PpePointer);
STATIC XTAPI ULONG_PTR GetPte(IN PMMPTE PtePointer);
STATIC XTAPI PMMPTE GetPteAddress(IN PVOID Address);
STATIC XTAPI LONG GetPteDistance(PMMPTE EndPte,
PMMPTE StartPte);
@@ -49,6 +50,8 @@ namespace MM
STATIC XTAPI VOID SetPte(IN PMMPTE PtePointer,
IN PFN_NUMBER PageFrameNumber,
IN ULONG_PTR AttributesMask);
STATIC XTAPI VOID SetPte(IN PMMPTE PtePointer,
IN ULONG_PTR Attributes);
STATIC XTAPI VOID SetPteCaching(IN PMMPTE PtePointer,
IN BOOLEAN CacheDisable,
IN BOOLEAN WriteThrough);