54 lines
1.6 KiB
C++
54 lines
1.6 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/pagemap.hh
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* DESCRIPTION: Low-level support for page map manipulation
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* DEVELOPERS: Aiken Harris <harraiken91@gmail.com>
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*/
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#ifndef __XTOSKRNL_MM_PAGEMAP_HH
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#define __XTOSKRNL_MM_PAGEMAP_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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typedef class PageMap
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{
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protected:
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MMPAGEMAP_INFO PageMapInfo;
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public:
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XTAPI VOID ClearPte(PHARDWARE_PTE PtePointer);
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XTAPI PMMP5E GetP5eAddress(PVOID Address);
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XTAPI PMMPDE GetPdeAddress(PVOID Address);
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XTAPI PMMPPE GetPpeAddress(PVOID Address);
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XTAPI PMMPTE GetPteAddress(PVOID Address);
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XTAPI PMMPXE GetPxeAddress(PVOID Address);
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virtual XTAPI VOID InitializePageMapInfo(VOID) = 0;
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XTAPI BOOLEAN PteValid(PHARDWARE_PTE PtePointer);
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XTAPI VOID SetPte(PHARDWARE_PTE PtePointer,
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PFN_NUMBER PageFrameNumber,
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BOOLEAN Writable);
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XTAPI VOID SetPteCaching(PHARDWARE_PTE PtePointer,
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BOOLEAN CacheDisable,
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BOOLEAN WriteThrough);
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} PAGEMAP, *PPAGEMAP;
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class PageMapBasic final : public PageMap
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{
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public:
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XTAPI VOID InitializePageMapInfo(VOID);
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};
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class PageMapXpa final : public PageMap
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{
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public:
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XTAPI VOID InitializePageMapInfo(VOID);
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};
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}
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#endif /* __XTOSKRNL_MM_PAGEMAP_HH */
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