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MdeModulePkg/Bds: Do not boot to UI again when BootNext points to UI

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Per UEFI spec the successful returning of boot option triggers boot
to UI. But when the BootNext just points to UI, it causes confusing.
So the patch avoids booting to UI again when the BootNext points to
UI.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Ruiyu Ni <ruiyu.ni@intel.com>
Reviewed-by: Eric Dong <eric.dong@intel.com>
Reviewed-by: Amy Chan <amy.chan@intel.com>
This commit is contained in:
Ruiyu Ni 2016-06-21 13:04:31 +08:00
parent 142c00c3d6
commit f5cbc197d4
1 changed files with 3 additions and 2 deletions
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5
MdeModulePkg/Universal/BdsDxe/BdsEntry.c
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@ -6,7 +6,7 @@
to enter BDS phase.
(C) Copyright 2015 Hewlett-Packard Development Company, L.P.<BR>
Copyright (c) 2004 - 2015, Intel Corporation. All rights reserved.<BR>
Copyright (c) 2004 - 2016, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
@ -923,9 +923,10 @@ BdsEntry (
if (!EFI_ERROR (Status)) {
EfiBootManagerBoot (&LoadOption);
EfiBootManagerFreeLoadOption (&LoadOption);
if (LoadOption.Status == EFI_SUCCESS) {
if ((LoadOption.Status == EFI_SUCCESS) && (LoadOption.OptionNumber != BootManagerMenu.OptionNumber)) {
//
// Boot to Boot Manager Menu upon EFI_SUCCESS
// Exception: Do not boot again when the BootNext points to Boot Manager Menu.
//
EfiBootManagerBoot (&BootManagerMenu);
}