perikiyoxd/exectos
1
0
Fork 0
forked from xt-sys/exectos
Code Pull Requests Activity

Track valid physical memory pages using a PFN bitmap

Browse Source
This commit is contained in:
Aiken Harris
2026-03-17 00:05:33 +01:00
parent 3d7fe25471
commit 876923e107
7 changed files with 228 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
xtoskrnl/includes/mm/pfn.hh
View File

@@ -30,6 +30,7 @@ namespace MM
STATIC ULONGLONG NumberOfPhysicalPages;
STATIC LOADER_MEMORY_DESCRIPTOR OriginalFreeDescriptor;
STATIC PMMPFNLIST PageLocationList[];
STATIC RTL_BITMAP PfnBitMap;
STATIC MMPFNLIST RomPagesList;
STATIC MMPFNLIST StandbyPagesList;
STATIC MMPFNLIST ZeroedPagesList;
@@ -49,6 +50,7 @@ namespace MM
STATIC XTAPI ULONG_PTR GetHighestPhysicalPage(VOID);
STATIC XTAPI ULONGLONG GetNumberOfPhysicalPages(VOID);
STATIC XTAPI PMMPFN GetPfnEntry(IN PFN_NUMBER Pfn);
STATIC XTAPI VOID InitializePfnBitmap(VOID);
STATIC XTAPI VOID InitializePfnDatabase(VOID);
STATIC XTAPI VOID LinkPfn(IN PFN_NUMBER PageFrameIndex,
IN PMMPTE PointerPte,