48 lines
1.7 KiB
C++
48 lines
1.7 KiB
C++
/**
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* PROJECT: ExectOS
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* COPYRIGHT: See COPYING.md in the top level directory
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* FILE: xtoskrnl/includes/mm/paging.hh
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* DESCRIPTION: Low level page management support
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* DEVELOPERS: Aiken Harris <harraiken91@gmail.com>
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*/
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#ifndef __XTOSKRNL_MM_PAGING_HH
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#define __XTOSKRNL_MM_PAGING_HH
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#include <xtos.hh>
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/* Memory Manager */
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namespace MM
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{
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class Paging
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{
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private:
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STATIC PPAGEMAP PmlRoutines;
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public:
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STATIC XTAPI VOID ClearPte(PHARDWARE_PTE PtePointer);
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STATIC XTAPI VOID FlushTlb(VOID);
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STATIC XTAPI PMMPDE GetPdeAddress(PVOID Address);
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STATIC XTAPI PMMPPE GetPpeAddress(PVOID Address);
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STATIC XTAPI PMMPTE GetPteAddress(PVOID Address);
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STATIC XTAPI VOID InitializePageMapSupport(VOID);
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STATIC XTAPI BOOLEAN PteValid(PHARDWARE_PTE PtePointer);
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STATIC XTAPI VOID SetPte(PHARDWARE_PTE PtePointer,
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PFN_NUMBER PageFrameNumber,
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BOOLEAN Writable);
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STATIC XTAPI VOID SetPteCaching(PHARDWARE_PTE PtePointer,
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BOOLEAN CacheDisable,
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BOOLEAN WriteThrough);
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STATIC XTFASTCALL VOID ZeroPages(IN PVOID Address,
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IN ULONG Size);
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private:
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STATIC XTAPI BOOLEAN GetExtendedPhysicalAddressingStatus(VOID);
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STATIC XTAPI PPAGEMAP GetPageMapBasicRoutines(VOID);
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STATIC XTAPI PPAGEMAP GetPageMapXpaRoutines(VOID);
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};
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}
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#endif /* __XTOSKRNL_MM_PAGING_HH */
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