xt-sys/exectos
xt-sys/exectos
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Always map first page
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This commit is contained in:
Rafal Kupiec 2024-03-24 22:52:18 +01:00
parent b3be36e23d
commit ce8c66f93a
Signed by: belliash
GPG Key ID: 4E829243E0CFE6B4
1 changed files with 8 additions and 0 deletions
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8
xtldr/memory.c
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@ -355,6 +355,14 @@ BlMapEfiMemory(IN OUT PXTBL_PAGE_MAPPING PageMap,
} }
} }
/* Always map first page */
Status = BlMapVirtualMemory(PageMap, NULL, (PVOID)0, 1, LoaderFirmwarePermanent);
if(Status != STATUS_EFI_SUCCESS)
{
/* Mapping failed */
return Status;
}
/* Map BIOS ROM and VRAM */ /* Map BIOS ROM and VRAM */
Status = BlMapVirtualMemory(PageMap, NULL, (PVOID)0xA0000, 0x60, LoaderFirmwarePermanent); Status = BlMapVirtualMemory(PageMap, NULL, (PVOID)0xA0000, 0x60, LoaderFirmwarePermanent);
if(Status != STATUS_EFI_SUCCESS) if(Status != STATUS_EFI_SUCCESS)