Move BdsDxe and GenericBdsLib to IntelFrameworkModulePkg, these modules need dependent on gEfiLegacyBiosProtocol to provide legacy boot support. But legacy boot is not described by PI/UEFI specification.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@7354 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
klu2
2009-01-23 07:24:55 +00:00
parent c516c7178a
commit 5c08e11737
51 changed files with 23764 additions and 2 deletions

View File

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/** @file
Shadow all option rom
Copyright (c) 2004 - 2008, Intel Corporation. <BR>
All rights reserved. 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
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
**/
#include "InternalBdsLib.h"
UINT8 mShadowRomFlag = 0;
/**
Shadow all opton ROM if the it is not done.
**/
VOID
ShadowAllOptionRom(
VOID
)
{
EFI_STATUS Status;
EFI_LEGACY_BIOS_PROTOCOL *LegacyBios;
//
// Rom shadow only do once.
//
if (mShadowRomFlag == 0) {
Status = gBS->LocateProtocol (
&gEfiLegacyBiosProtocolGuid,
NULL,
(VOID **) &LegacyBios
);
if (!EFI_ERROR (Status)) {
LegacyBios->PrepareToBootEfi (LegacyBios, NULL, NULL);
}
mShadowRomFlag = 1;
}
return ;
}