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Map the physical page for trampoline code

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This commit is contained in:
Aiken Harris
2025-08-20 20:37:55 +02:00
parent 4a7ea6009d
commit 9f6121e9b2
4 changed files with 23 additions and 0 deletions
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9
xtldr/arch/amd64/memory.c
View File

@@ -54,6 +54,15 @@ BlBuildPageMap(IN PXTBL_PAGE_MAPPING PageMap,
return Status;
}
/* Map the trampoline code area */
Status = BlMapVirtualMemory(PageMap, (PVOID)MM_TRAMPOLINE_ADDRESS,(PVOID)MM_TRAMPOLINE_ADDRESS,
1, LoaderFirmwareTemporary);
if(Status != STATUS_EFI_SUCCESS)
{
/* Mapping trampoline code failed */
return Status;
}
/* Get list of XTLDR modules */
ModulesList = BlGetModulesList();
ModulesListEntry = ModulesList->Flink;

9
xtldr/arch/i686/memory.c
View File

@@ -90,6 +90,15 @@ BlBuildPageMap(IN PXTBL_PAGE_MAPPING PageMap,
return Status;
}
/* Map the trampoline code area */
Status = BlMapVirtualMemory(PageMap, (PVOID)MM_TRAMPOLINE_ADDRESS,(PVOID)MM_TRAMPOLINE_ADDRESS,
1, LoaderFirmwareTemporary);
if(Status != STATUS_EFI_SUCCESS)
{
/* Mapping trampoline code failed */
return Status;
}
/* Get list of XTLDR modules */
ModulesList = BlGetModulesList();
ModulesListEntry = ModulesList->Flink;