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Extract MapDescriptor logic and simplify memory mapping API
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This commit is contained in:
Aiken Harris
2026-01-12 22:46:04 +01:00
parent 34c33a3b53
commit 15edd98242
4 changed files with 73 additions and 60 deletions
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15
boot/xtldr/includes/xtldr.hh
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@@ -168,6 +168,7 @@ class Memory
STATIC XTCDECL EFI_STATUS FreePages(IN ULONGLONG NumberOfPages,
IN EFI_PHYSICAL_ADDRESS Memory);
STATIC XTCDECL EFI_STATUS FreePool(IN PVOID Memory);
STATIC XTCDECL LOADER_MEMORY_TYPE GetLoaderMemoryType(IN EFI_MEMORY_TYPE EfiMemoryType);
STATIC XTCDECL VOID GetMappingsCount(IN PXTBL_PAGE_MAPPING PageMap,
OUT PULONG NumberOfMappings);
STATIC XTCDECL EFI_STATUS GetMemoryMap(OUT PEFI_MEMORY_MAP MemoryMap);
@@ -177,8 +178,7 @@ class Memory
IN SHORT PageMapLevel,
IN PAGE_SIZE PageSize);
STATIC XTCDECL EFI_STATUS MapEfiMemory(IN OUT PXTBL_PAGE_MAPPING PageMap,
IN OUT PVOID *MemoryMapAddress,
IN PBL_GET_MEMTYPE_ROUTINE GetMemoryTypeRoutine);
IN ULONG_PTR BaseAddress);
STATIC XTCDECL EFI_STATUS MapPage(IN PXTBL_PAGE_MAPPING PageMap,
IN ULONGLONG VirtualAddress,
IN ULONGLONG PhysicalAddress,
@@ -188,20 +188,15 @@ class Memory
IN ULONGLONG PhysicalAddress,
IN ULONGLONG NumberOfPages,
IN LOADER_MEMORY_TYPE MemoryType);
STATIC XTCDECL PVOID PhysicalAddressToVirtual(IN PVOID PhysicalAddress,
IN PVOID PhysicalBase,
IN PVOID VirtualBase);
STATIC XTCDECL EFI_STATUS PhysicalListToVirtual(IN PXTBL_PAGE_MAPPING PageMap,
IN OUT PLIST_ENTRY ListHead,
IN PVOID PhysicalBase,
IN PVOID VirtualBase);
private:
STATIC XTCDECL LOADER_MEMORY_TYPE GetLoaderMemoryType(IN EFI_MEMORY_TYPE EfiMemoryType);
STATIC XTCDECL EFI_STATUS GetNextPageTable(IN PXTBL_PAGE_MAPPING PageMap,
IN PVOID PageTable,
IN SIZE_T Entry,
OUT PVOID *NextPageTable);
STATIC XTCDECL EFI_STATUS MapDescriptor(IN OUT PXTBL_PAGE_MAPPING PageMap,
IN PEFI_MEMORY_DESCRIPTOR Descriptor,
IN ULONG_PTR BaseAddress);
STATIC XTCDECL EFI_STATUS SelfMapPml(IN PXTBL_PAGE_MAPPING PageMap,
IN ULONG_PTR SelfMapAddress);
};