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exectos/xtoskrnl/includes/mm/pfn.hh
Aiken Harris 783a9eea3a
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Extract PFN management into separate module
2025-12-13 20:42:48 +01:00

33 lines
804 B
C++

/**
* PROJECT: ExectOS
* COPYRIGHT: See COPYING.md in the top level directory
* FILE: xtoskrnl/includes/mm/pfn.hh
* DESCRIPTION: Physical Frame Number (PFN) support
* DEVELOPERS: Aiken Harris <harraiken91@gmail.com>
*/
#ifndef __XTOSKRNL_MM_PFN_HH
#define __XTOSKRNL_MM_PFN_HH
#include <xtos.hh>
/* Memory Manager */
namespace MM
{
class Pfn
{
private:
STATIC PLOADER_MEMORY_DESCRIPTOR FreeDescriptor;
STATIC ULONG_PTR HighestPhysicalPage;
STATIC ULONG_PTR LowestPhysicalPage;
STATIC ULONG NumberOfPhysicalPages;
STATIC LOADER_MEMORY_DESCRIPTOR OldFreeDescriptor;
public:
STATIC XTAPI VOID ScanMemoryDescriptors(VOID);
};
}
#endif /* __XTOSKRNL_MM_PFN_HH */