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Optimization for secure boot process.
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This commit is contained in:
longpanda
2026-06-29 13:46:17 +08:00
parent ba87af540b
commit a3995a0267
3 changed files with 11 additions and 152 deletions
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69
EDK2/edk2_mod/edk2-edk2-stable201911/MdeModulePkg/Application/VtoyUtil/VtoyUtil.c
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@@ -145,66 +145,6 @@ STATIC EFI_STATUS ParseCmdline(IN EFI_HANDLE ImageHandle)
return EFI_SUCCESS;
}
#if defined (MDE_CPU_X64)
STATIC BOOLEAN EFIAPI IsSecureBootEnabled(VOID)
{
UINT8 SecureBoot = 0;
UINTN DataSize;
EFI_STATUS Status;
DataSize = sizeof(SecureBoot);
Status = gST->RuntimeServices->GetVariable(L"SecureBoot", &gEfiGlobalVariableGuid, NULL,
&DataSize, &SecureBoot);
if (EFI_ERROR(Status))
{
return FALSE;
}
return SecureBoot ? TRUE : FALSE;
}
STATIC BOOLEAN EFIAPI IsSetupMode(VOID)
{
UINT8 SetupMode = 0;
UINTN DataSize;
EFI_STATUS Status;
DataSize = sizeof(SetupMode);
Status = gST->RuntimeServices->GetVariable(L"SetupMode", &gEfiGlobalVariableGuid, NULL,
&DataSize, &SetupMode);
if (EFI_ERROR(Status))
{
return FALSE;
}
return SetupMode ? TRUE : FALSE;
}
STATIC BOOLEAN EFIAPI CheckVtoyShim(VOID)
{
EFI_STATUS Status;
EFI_GUID Guid = VTOY_SHIM_POLICY_GUID;
VOID *Prot = NULL;
/* If secure boot is not enabled or in SetupMode, nothing needed */
if (!IsSecureBootEnabled() || IsSetupMode())
{
return TRUE;
}
Status = gBS->LocateProtocol(&Guid, NULL, (VOID**)&Prot);
if (EFI_ERROR(Status))
{
gST->ConOut->OutputString(gST->ConOut, L"Can not locate Vtoy Shim\r\n");
return FALSE;
}
return TRUE;
}
#endif
EFI_STATUS EFIAPI VtoyUtilEfiMain
(
IN EFI_HANDLE ImageHandle,
@@ -214,15 +154,6 @@ EFI_STATUS EFIAPI VtoyUtilEfiMain
UINTN i;
UINTN Len;
#if defined (MDE_CPU_X64)
/* check that Ventoy Shim must exist */
if (!CheckVtoyShim())
{
gBS->Stall(5 * 1000000);
return EFI_NOT_FOUND;
}
#endif
ParseCmdline(ImageHandle);
for (i = 0; gCurFeature && i < ARRAY_SIZE(gFeatureList); i++)