4b1e11214a
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@10432 6f19259b-4bc3-4df7-8a09-765794883524
76 lines
2.1 KiB
C
76 lines
2.1 KiB
C
/*++
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Copyright (c) 2004, Intel Corporation. All rights reserved.<BR>
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This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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Module Name:
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WinNtLib.c
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Abstract:
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Setup gWinNt global
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--*/
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#include "Efi2WinNT.h"
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#include "EfiWinNtLib.h"
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#include "EfiDriverLib.h"
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#include "EfiHobLib.h"
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#include EFI_GUID_DEFINITION (Hob)
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EFI_WIN_NT_THUNK_PROTOCOL *gWinNt;
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EFI_GUID mEfiHobListGuid = EFI_HOB_LIST_GUID;
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EFI_STATUS
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EfiInitializeWinNtDriverLib (
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IN EFI_HANDLE ImageHandle,
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IN EFI_SYSTEM_TABLE *SystemTable
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)
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/*++
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Routine Description:
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Intialize gWinNt and initialize debug console.
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Arguments:
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(Standard EFI Image entry - EFI_IMAGE_ENTRY_POINT)
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Returns:
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None
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--*/
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// TODO: ImageHandle - add argument and description to function comment
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// TODO: SystemTable - add argument and description to function comment
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// TODO: EFI_NOT_FOUND - add return value to function comment
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// TODO: EFI_NOT_FOUND - add return value to function comment
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// TODO: EFI_SUCCESS - add return value to function comment
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{
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EFI_STATUS Status;
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VOID *HobList;
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VOID *Pointer;
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Status = EfiLibGetSystemConfigurationTable (&mEfiHobListGuid, &HobList);
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if (EFI_ERROR (Status)) {
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return EFI_NOT_FOUND;
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}
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ASSERT (NULL != HobList);
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Status = GetNextGuidHob (&HobList, &gEfiWinNtThunkProtocolGuid, &Pointer, NULL);
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if (EFI_ERROR (Status)) {
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return EFI_NOT_FOUND;
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}
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gWinNt = (VOID *) (*(UINTN *) (Pointer));
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return EFI_SUCCESS;
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}
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