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Mattiwatti / EfiGuard

Disable PatchGuard and Driver Signature Enforcement at boot time
GNU General Public License v3.0
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Question #37

Closed h8suga closed 2 years ago

h8suga commented 2 years ago

Its possible on old BIOS not UEFI? my system dump:

SystemBootEnvironmentInformation:
        - BootIdentifier: {13299921-eaa4-11eb-9b90-d99f30e81197}
        - FirmwareType: BIOS
        - BootFlags: 0x1

SystemModuleInformation:
        - Kernel: ntoskrnl.exe (\SystemRoot\system32\ntoskrnl.exe)

SystemCodeIntegrityInformation:
        - IntegrityOptions: 0x0001

SystemKernelDebuggerInformation:
        - KernelDebuggerEnabled: 0
        - KernelDebuggerNotPresent: 1

SystemKernelDebuggerInformationEx:
        - DebuggerAllowed: 0
        - DebuggerEnabled: 0
        - DebuggerPresent: 0

SharedUserData->KdDebuggerEnabled: 0x00

SystemKernelDebuggerFlags: 0x00

SystemCodeIntegrityPolicyInformation:
        - Options: 0x40000000
        - HVCIOptions: 0x0000
Mattiwatti commented 2 years ago

No. Legacy/BIOS mode support is not supported by EfiGuard, and there are no plans to add support for it. Sorry.

JuniorJPDJ commented 2 years ago

It actually is possible using workaround: You can boot EFI on your legacy BIOS machine. Use Clover (preferable and easier to setup) or Tianocore Duet for this purpose.