+++ /dev/null
-/** @file\r
- Shadow all option rom\r
-\r
-Copyright (c) 2004 - 2008, Intel Corporation. <BR>\r
-All rights reserved. This program and the accompanying materials\r
-are licensed and made available under the terms and conditions of the BSD License\r
-which accompanies this distribution. The full text of the license may be found at\r
-http://opensource.org/licenses/bsd-license.php\r
-\r
-THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
-WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
-\r
-**/\r
-\r
-#include "InternalBdsLib.h"\r
-\r
-UINT8 mShadowRomFlag = 0;\r
-\r
-/**\r
- Shadow all opton ROM if the it is not done.\r
-**/\r
-VOID\r
-ShadowAllOptionRom(\r
- VOID\r
- )\r
-{\r
- EFI_STATUS Status;\r
- EFI_LEGACY_BIOS_PROTOCOL *LegacyBios;\r
- //\r
- // Rom shadow only do once.\r
- //\r
- if (mShadowRomFlag == 0) {\r
- Status = gBS->LocateProtocol (\r
- &gEfiLegacyBiosProtocolGuid,\r
- NULL,\r
- (VOID **) &LegacyBios\r
- );\r
- if (!EFI_ERROR (Status)) {\r
- LegacyBios->PrepareToBootEfi (LegacyBios, NULL, NULL);\r
- }\r
-\r
- mShadowRomFlag = 1;\r
- }\r
-\r
- return ;\r
-}\r