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Migrate MM subsystem to C++
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This commit is contained in:
Aiken Harris
2025-09-15 22:15:07 +02:00
parent 3e097c260d
commit 404595801d
26 changed files with 919 additions and 487 deletions
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21
xtoskrnl/includes/mm.hh Normal file
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/**
* PROJECT: ExectOS
* COPYRIGHT: See COPYING.md in the top level directory
* FILE: xtoskrnl/includes/mm.hh
* DESCRIPTION: Memory Manager
* DEVELOPERS: Aiken Harris <harraiken91@gmail.com>
*/
#ifndef __XTOSKRNL_MM_HH
#define __XTOSKRNL_MM_HH
#include <xtos.hh>
#include XTOS_ARCH_HEADER(mm, pagemap.hh)
#include <mm/hlpool.hh>
#include <mm/init.hh>
#include <mm/kpool.hh>
#include <mm/paging.hh>
#endif /* __XTOSKRNL_MM_HH */

53
xtoskrnl/includes/mm/amd64/pagemap.hh Normal file
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/**
* PROJECT: ExectOS
* COPYRIGHT: See COPYING.md in the top level directory
* FILE: xtoskrnl/includes/mm/pagemap.hh
* DESCRIPTION: Low-level support for page map manipulation
* DEVELOPERS: Aiken Harris <harraiken91@gmail.com>
*/
#ifndef __XTOSKRNL_MM_PAGEMAP_HH
#define __XTOSKRNL_MM_PAGEMAP_HH
#include <xtos.hh>
/* Memory Manager */
namespace MM
{
typedef class PageMap
{
protected:
MMPAGEMAP_INFO PageMapInfo;
public:
XTAPI VOID ClearPte(PHARDWARE_PTE PtePointer);
XTAPI PMMP5E GetP5eAddress(PVOID Address);
XTAPI PMMPDE GetPdeAddress(PVOID Address);
XTAPI PMMPPE GetPpeAddress(PVOID Address);
XTAPI PMMPTE GetPteAddress(PVOID Address);
XTAPI PMMPXE GetPxeAddress(PVOID Address);
virtual XTAPI VOID InitializePageMapInfo(VOID) = 0;
XTAPI BOOLEAN PteValid(PHARDWARE_PTE PtePointer);
XTAPI VOID SetPte(PHARDWARE_PTE PtePointer,
PFN_NUMBER PageFrameNumber,
BOOLEAN Writable);
XTAPI VOID SetPteCaching(PHARDWARE_PTE PtePointer,
BOOLEAN CacheDisable,
BOOLEAN WriteThrough);
} PAGEMAP, *PPAGEMAP;
class PageMapBasic final : public PageMap
{
public:
XTAPI VOID InitializePageMapInfo(VOID);
};
class PageMapXpa final : public PageMap
{
public:
XTAPI VOID InitializePageMapInfo(VOID);
};
}
#endif /* __XTOSKRNL_MM_PAGEMAP_HH */

39
xtoskrnl/includes/mm/hlpool.hh Normal file
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/**
* PROJECT: ExectOS
* COPYRIGHT: See COPYING.md in the top level directory
* FILE: xtoskrnl/includes/mm/hlpool.hh
* DESCRIPTION: Hardware layer pool memory management
* DEVELOPERS: Aiken Harris <harraiken91@gmail.com>
*/
#ifndef __XTOSKRNL_MM_HLPOOL_HH
#define __XTOSKRNL_MM_HLPOOL_HH
#include <xtos.hh>
/* Memory Manager */
namespace MM
{
class HardwarePool
{
public:
STATIC XTAPI XTSTATUS AllocateHardwareMemory(IN PFN_NUMBER PageCount,
IN BOOLEAN Aligned,
OUT PPHYSICAL_ADDRESS Buffer);
STATIC XTAPI XTSTATUS MapHardwareMemory(IN PHYSICAL_ADDRESS PhysicalAddress,
IN PFN_NUMBER PageCount,
IN BOOLEAN FlushTlb,
OUT PVOID *VirtualAddress);
STATIC XTAPI VOID MarkHardwareMemoryWriteThrough(IN PVOID VirtualAddress,
IN PFN_NUMBER PageCount);
STATIC XTAPI VOID RemapHardwareMemory(IN PVOID VirtualAddress,
IN PHYSICAL_ADDRESS PhysicalAddress,
IN BOOLEAN FlushTlb);
STATIC XTAPI XTSTATUS UnmapHardwareMemory(IN PVOID VirtualAddress,
IN PFN_NUMBER PageCount,
IN BOOLEAN FlushTlb);
};
}
#endif /* __XTOSKRNL_MM_HLPOOL_HH */

65
xtoskrnl/includes/mm/i686/pagemap.hh Normal file
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/**
* PROJECT: ExectOS
* COPYRIGHT: See COPYING.md in the top level directory
* FILE: xtoskrnl/includes/mm/pagemap.hh
* DESCRIPTION: Low-level support for page map manipulation
* DEVELOPERS: Aiken Harris <harraiken91@gmail.com>
*/
#ifndef __XTOSKRNL_MM_PAGEMAP_HH
#define __XTOSKRNL_MM_PAGEMAP_HH
#include <xtos.hh>
/* Memory Manager */
namespace MM
{
typedef class PageMap
{
protected:
MMPAGEMAP_INFO PageMapInfo;
public:
XTAPI VOID ClearPte(PHARDWARE_PTE PtePointer);
XTAPI PMMPDE GetPdeAddress(PVOID Address);
XTAPI PMMPPE GetPpeAddress(PVOID Address);
XTAPI PMMPTE GetPteAddress(PVOID Address);
virtual XTAPI VOID InitializePageMapInfo(VOID) = 0;
virtual XTAPI BOOLEAN PteValid(PHARDWARE_PTE PtePointer) = 0;
virtual XTAPI VOID SetPte(PHARDWARE_PTE PtePointer,
PFN_NUMBER PageFrameNumber,
BOOLEAN Writable) = 0;
virtual XTAPI VOID SetPteCaching(PHARDWARE_PTE PtePointer,
BOOLEAN CacheDisable,
BOOLEAN WriteThrough) = 0;
} PAGEMAP, *PPAGEMAP;
class PageMapBasic final : public PageMap
{
public:
XTAPI VOID InitializePageMapInfo(VOID);
XTAPI BOOLEAN PteValid(PHARDWARE_PTE PtePointer);
XTAPI VOID SetPte(PHARDWARE_PTE PtePointer,
PFN_NUMBER PageFrameNumber,
BOOLEAN Writable);
XTAPI VOID SetPteCaching(PHARDWARE_PTE PtePointer,
BOOLEAN CacheDisable,
BOOLEAN WriteThrough);
};
class PageMapXpa final : public PageMap
{
public:
XTAPI VOID InitializePageMapInfo(VOID);
XTAPI BOOLEAN PteValid(PHARDWARE_PTE PtePointer);
XTAPI VOID SetPte(PHARDWARE_PTE PtePointer,
PFN_NUMBER PageFrameNumber,
BOOLEAN Writable);
XTAPI VOID SetPteCaching(PHARDWARE_PTE PtePointer,
BOOLEAN CacheDisable,
BOOLEAN WriteThrough);
};
}
#endif /* __XTOSKRNL_MM_PAGEMAP_HH */

32
xtoskrnl/includes/mm/init.hh Normal file
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/**
* PROJECT: ExectOS
* COPYRIGHT: See COPYING.md in the top level directory
* FILE: xtoskrnl/includes/mm/init.hh
* DESCRIPTION: Memory Manager initialization
* DEVELOPERS: Aiken Harris <harraiken91@gmail.com>
*/
#ifndef __XTOSKRNL_MM_INIT_HH
#define __XTOSKRNL_MM_INIT_HH
#include <xtos.hh>
/* Memory Manager */
namespace MM
{
class Init
{
public:
STATIC XTAPI VOID InitializeMemoryManager(VOID);
STATIC XTAPI VOID InitializePageMapSupport(VOID);
STATIC XTAPI VOID ScanMemoryDescriptors(VOID);
private:
STATIC XTAPI VOID InitializeArchitecture(VOID);
STATIC XTAPI BOOLEAN VerifyMemoryTypeFree(LOADER_MEMORY_TYPE MemoryType);
STATIC XTAPI BOOLEAN VerifyMemoryTypeInvisible(LOADER_MEMORY_TYPE MemoryType);
};
}
#endif /* __XTOSKRNL_MM_INIT_HH */

32
xtoskrnl/includes/mm/kpool.hh Normal file
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/**
* PROJECT: ExectOS
* COPYRIGHT: See COPYING.md in the top level directory
* FILE: xtoskrnl/includes/mm/hlpool.hh
* DESCRIPTION: Kernel pool memory management
* DEVELOPERS: Aiken Harris <harraiken91@gmail.com>
*/
#ifndef __XTOSKRNL_MM_KPOOL_HH
#define __XTOSKRNL_MM_KPOOL_HH
#include <xtos.hh>
/* Memory Manager */
namespace MM
{
class KernelPool
{
public:
STATIC XTAPI XTSTATUS AllocateKernelStack(IN PVOID *Stack,
IN BOOLEAN LargeStack,
IN UCHAR SystemNode);
STATIC XTAPI XTSTATUS AllocateProcessorStructures(IN ULONG CpuNumber,
OUT PVOID *StructuresData);
STATIC XTAPI VOID FreeKernelStack(IN PVOID Stack,
IN BOOLEAN LargeStack);
STATIC XTAPI VOID FreeProcessorStructures(IN PVOID StructuresData);
};
}
#endif /* __XTOSKRNL_MM_KPOOL_HH */

47
xtoskrnl/includes/mm/paging.hh Normal file
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/**
* PROJECT: ExectOS
* COPYRIGHT: See COPYING.md in the top level directory
* FILE: xtoskrnl/includes/mm/paging.hh
* DESCRIPTION: Low level page management support
* DEVELOPERS: Aiken Harris <harraiken91@gmail.com>
*/
#ifndef __XTOSKRNL_MM_PAGING_HH
#define __XTOSKRNL_MM_PAGING_HH
#include <xtos.hh>
/* Memory Manager */
namespace MM
{
class Paging
{
private:
STATIC PPAGEMAP PmlRoutines;
public:
STATIC XTAPI VOID ClearPte(PHARDWARE_PTE PtePointer);
STATIC XTAPI VOID FlushTlb(VOID);
STATIC XTAPI PMMPDE GetPdeAddress(PVOID Address);
STATIC XTAPI PMMPPE GetPpeAddress(PVOID Address);
STATIC XTAPI PMMPTE GetPteAddress(PVOID Address);
STATIC XTAPI VOID InitializePageMapSupport(VOID);
STATIC XTAPI BOOLEAN PteValid(PHARDWARE_PTE PtePointer);
STATIC XTAPI VOID SetPte(PHARDWARE_PTE PtePointer,
PFN_NUMBER PageFrameNumber,
BOOLEAN Writable);
STATIC XTAPI VOID SetPteCaching(PHARDWARE_PTE PtePointer,
BOOLEAN CacheDisable,
BOOLEAN WriteThrough);
STATIC XTFASTCALL VOID ZeroPages(IN PVOID Address,
IN ULONG Size);
private:
STATIC XTAPI BOOLEAN GetExtendedPhysicalAddressingStatus(VOID);
STATIC XTAPI PPAGEMAP GetPageMapBasicRoutines(VOID);
STATIC XTAPI PPAGEMAP GetPageMapXpaRoutines(VOID);
};
}
#endif /* __XTOSKRNL_MM_PAGING_HH */

1
xtoskrnl/includes/xtos.hh
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@@ -31,5 +31,6 @@ extern "C" {
#include <hl.hh>
#include <kd.hh>
#include <ke.hh>
#include <mm.hh>
#include <po.hh>
#include <rtl.hh>