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Fix paging abstraction for PDE/PTE virtual address calculation
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This commit is contained in:
Aiken Harris
2025-12-18 22:26:31 +01:00
parent 687c58d923
commit b183d52806
2 changed files with 83 additions and 41 deletions
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8
xtoskrnl/includes/mm/i686/pagemap.hh
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@@ -31,7 +31,7 @@ namespace MM
VIRTUAL XTAPI PFN_NUMBER GetPageFrameNumber(IN PMMPTE Pte) = 0;
XTAPI PMMPDE GetPdeAddress(IN PVOID Address);
XTAPI ULONG GetPdeIndex(IN PVOID Address);
XTAPI PVOID GetPdeVirtualAddress(IN PMMPDE PdePointer);
VIRTUAL XTAPI PVOID GetPdeVirtualAddress(IN PMMPDE PdePointer) = 0;
XTAPI PMMPPE GetPpeAddress(IN PVOID Address);
XTAPI ULONG GetPpeIndex(IN PVOID Address);
XTAPI PVOID GetPpeVirtualAddress(IN PMMPPE PpePointer);
@@ -40,7 +40,7 @@ namespace MM
VIRTUAL XTAPI LONG GetPteDistance(PMMPTE EndPte,
PMMPTE StartPte) = 0;
VIRTUAL XTAPI ULONG GetPteSize(VOID) = 0;
XTAPI PVOID GetPteVirtualAddress(IN PMMPTE PtePointer);
VIRTUAL XTAPI PVOID GetPteVirtualAddress(IN PMMPTE PtePointer) = 0;
XTAPI BOOLEAN GetXpaStatus();
VIRTUAL XTAPI VOID InitializePageMapInfo(VOID) = 0;
VIRTUAL XTAPI BOOLEAN PteValid(IN PMMPTE PtePointer) = 0;
@@ -65,9 +65,11 @@ namespace MM
XTAPI PMMPTE GetNextPte(IN PMMPTE Pte);
XTAPI BOOLEAN GetOneEntry(IN PMMPTE Pte);
XTAPI PFN_NUMBER GetPageFrameNumber(IN PMMPTE Pte);
XTAPI PVOID GetPdeVirtualAddress(IN PMMPDE PdePointer);
XTAPI LONG GetPteDistance(PMMPTE EndPte,
PMMPTE StartPte);
XTAPI ULONG GetPteSize(VOID);
XTAPI PVOID GetPteVirtualAddress(IN PMMPTE PtePointer);
XTAPI VOID InitializePageMapInfo(VOID);
XTAPI BOOLEAN PteValid(IN PMMPTE PtePointer);
XTAPI VOID SetNextEntry(IN PMMPTE Pte,
@@ -91,9 +93,11 @@ namespace MM
XTAPI PMMPTE GetNextPte(IN PMMPTE Pte);
XTAPI BOOLEAN GetOneEntry(IN PMMPTE Pte);
XTAPI PFN_NUMBER GetPageFrameNumber(IN PMMPTE Pte);
XTAPI PVOID GetPdeVirtualAddress(IN PMMPDE PdePointer);
XTAPI LONG GetPteDistance(PMMPTE EndPte,
PMMPTE StartPte);
XTAPI ULONG GetPteSize(VOID);
XTAPI PVOID GetPteVirtualAddress(IN PMMPTE PtePointer);
XTAPI VOID InitializePageMapInfo(VOID);
XTAPI BOOLEAN PteValid(IN PMMPTE PtePointer);
XTAPI VOID SetNextEntry(IN PMMPTE Pte,