f734a10ab1
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@2922 6f19259b-4bc3-4df7-8a09-765794883524
109 lines
2.7 KiB
C
109 lines
2.7 KiB
C
/** @file
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Entry point library instance to a UEFI application.
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Copyright (c) 2007, Intel Corporation<BR>
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All rights reserved. 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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**/
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#include <Uefi.h>
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#include <Library/UefiApplicationEntryPoint.h>
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#include <Library/UefiBootServicesTableLib.h>
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/**
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Enrty point to UEFI application.
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@param ImageHandle ImageHandle of the loaded driver.
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@param SystemTable Pointer to the EFI System Table.
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@retval EFI_SUCCESS One or more of the drivers returned a success code.
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@retval !EFI_SUCESS The return status from the last driver entry point in the list.
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**/
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EFI_STATUS
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EFIAPI
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_ModuleEntryPoint (
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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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EFI_STATUS Status;
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if (_gUefiDriverRevision != 0) {
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//
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// Make sure that the EFI/UEFI spec revision of the platform is >= EFI/UEFI spec revision of the application.
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//
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if (SystemTable->Hdr.Revision < _gUefiDriverRevision) {
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return EFI_INCOMPATIBLE_VERSION;
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}
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}
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//
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// Call constructor for all libraries.
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//
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ProcessLibraryConstructorList (ImageHandle, SystemTable);
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//
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// Call the module's entry point
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//
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Status = ProcessModuleEntryPointList (ImageHandle, SystemTable);
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//
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// Process destructor for all libraries.
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//
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ProcessLibraryDestructorList (ImageHandle, SystemTable);
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//
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// Return the return status code from the driver entry point
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//
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return Status;
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}
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/**
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Invoke the destuctors of all libraries and call gBS->Exit
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to return control to firmware core.
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@param Status Status returned by the application that is exiting.
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@retval VOID
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**/
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VOID
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EFIAPI
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Exit (
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IN EFI_STATUS Status
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)
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{
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ProcessLibraryDestructorList (gImageHandle, gST);
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gBS->Exit (gImageHandle, Status, 0, NULL);
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}
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/**
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Enrty point wrapper of UEFI Application.
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@param ImageHandle ImageHandle of the loaded driver.
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@param SystemTable Pointer to the EFI System Table.
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@retval EFI_SUCCESS One or more of the drivers returned a success code.
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@retval !EFI_SUCESS The return status from the last driver entry point in the list.
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**/
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EFI_STATUS
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EFIAPI
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EfiMain (
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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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return _ModuleEntryPoint (ImageHandle, SystemTable);
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}
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