diff options
Diffstat (limited to 'MdeModulePkg/Library')
-rw-r--r-- | MdeModulePkg/Library/UefiBootManagerLib/BmBoot.c | 32 |
1 files changed, 27 insertions, 5 deletions
diff --git a/MdeModulePkg/Library/UefiBootManagerLib/BmBoot.c b/MdeModulePkg/Library/UefiBootManagerLib/BmBoot.c index e9634580f4..7297a1ddda 100644 --- a/MdeModulePkg/Library/UefiBootManagerLib/BmBoot.c +++ b/MdeModulePkg/Library/UefiBootManagerLib/BmBoot.c @@ -53,6 +53,28 @@ EfiBootManagerRegisterLegacyBootSupport ( }
/**
+ Return TRUE when the boot option is auto-created instead of manually added.
+
+ @param BootOption Pointer to the boot option to check.
+
+ @retval TRUE The boot option is auto-created.
+ @retval FALSE The boot option is manually added.
+**/
+BOOLEAN
+BmIsAutoCreateBootOption (
+ EFI_BOOT_MANAGER_LOAD_OPTION *BootOption
+ )
+{
+ if ((BootOption->OptionalDataSize == sizeof (EFI_GUID)) &&
+ CompareGuid ((EFI_GUID *) BootOption->OptionalData, &mBmAutoCreateBootOptionGuid)
+ ) {
+ return TRUE;
+ } else {
+ return FALSE;
+ }
+}
+
+/**
For a bootable Device path, return its boot type.
@param DevicePath The bootable device Path to check
@@ -1814,8 +1836,10 @@ EfiBootManagerBoot ( Status = gBS->HandleProtocol (ImageHandle, &gEfiLoadedImageProtocolGuid, (VOID **) &ImageInfo);
ASSERT_EFI_ERROR (Status);
- ImageInfo->LoadOptionsSize = BootOption->OptionalDataSize;
- ImageInfo->LoadOptions = BootOption->OptionalData;
+ if (!BmIsAutoCreateBootOption (BootOption)) {
+ ImageInfo->LoadOptionsSize = BootOption->OptionalDataSize;
+ ImageInfo->LoadOptions = BootOption->OptionalData;
+ }
//
// Clean to NULL because the image is loaded directly from the firmwares boot manager.
@@ -2231,9 +2255,7 @@ EfiBootManagerRefreshAllBootOption ( for (Index = 0; Index < NvBootOptionCount; Index++) {
if (((DevicePathType (NvBootOptions[Index].FilePath) != BBS_DEVICE_PATH) ||
(DevicePathSubType (NvBootOptions[Index].FilePath) != BBS_BBS_DP)
- ) &&
- (NvBootOptions[Index].OptionalDataSize == sizeof (EFI_GUID)) &&
- CompareGuid ((EFI_GUID *) NvBootOptions[Index].OptionalData, &mBmAutoCreateBootOptionGuid)
+ ) && BmIsAutoCreateBootOption (&NvBootOptions[Index])
) {
//
// Only check those added by BDS
|