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738ec565 1/** @file\r
2 Entry point to a PEIM.\r
3\r
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4Copyright (c) 2006 - 2008, Intel Corporation. All rights reserved.<BR>\r
5This program and the accompanying materials\r
738ec565 6are licensed and made available under the terms and conditions of the BSD License\r
7which accompanies this distribution. The full text of the license may be found at\r
8http://opensource.org/licenses/bsd-license.php\r
9\r
10THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
11WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
12\r
13**/\r
14\r
c892d846 15\r
c7d265a9 16#include <PiPei.h>\r
c892d846 17\r
18\r
c7d265a9 19#include <Library/PeimEntryPoint.h>\r
20#include <Library/DebugLib.h>\r
738ec565 21\r
22/**\r
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23 The entry point of PE/COFF Image for a PEIM.\r
24\r
25 This function is the entry point for a PEIM. This function must call ProcessLibraryConstructorList() \r
26 and ProcessModuleEntryPointList(). The return value from ProcessModuleEntryPointList() is returned.\r
27 If _gPeimRevision is not zero and PeiServices->Hdr.Revision is less than _gPeimRevison, then ASSERT().\r
738ec565 28\r
33de5999 29 @param FileHandle Handle of the file being invoked. \r
33de5999 30 @param PeiServices Describes the list of possible PEI Services.\r
738ec565 31\r
f38fdc74 32 @retval EFI_SUCCESS The PEIM executed normally.\r
33 @retval !EFI_SUCCESS The PEIM failed to execute normally.\r
738ec565 34**/\r
35EFI_STATUS\r
36EFIAPI\r
37_ModuleEntryPoint (\r
0308e20d 38 IN EFI_PEI_FILE_HANDLE FileHandle,\r
39 IN CONST EFI_PEI_SERVICES **PeiServices\r
738ec565 40 )\r
41{\r
42 if (_gPeimRevision != 0) {\r
43 //\r
44 // Make sure that the PEI spec revision of the platform is >= PEI spec revision of the driver\r
45 //\r
46 ASSERT ((*PeiServices)->Hdr.Revision >= _gPeimRevision);\r
47 }\r
48\r
49 //\r
50 // Call constructor for all libraries\r
51 //\r
0308e20d 52 ProcessLibraryConstructorList (FileHandle, PeiServices);\r
738ec565 53\r
54 //\r
55 // Call the driver entry point\r
56 //\r
0308e20d 57 return ProcessModuleEntryPointList (FileHandle, PeiServices);\r
738ec565 58}\r
59\r
60\r
61/**\r
f38fdc74 62 Required by the EBC compiler and identical in functionality to _ModuleEntryPoint().\r
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63 \r
64 This function is required to call _ModuleEntryPoint() passing in FileHandle and PeiServices.\r
738ec565 65\r
33de5999 66 @param FileHandle Handle of the file being invoked. \r
33de5999 67 @param PeiServices Describes the list of possible PEI Services.\r
738ec565 68\r
f38fdc74 69 @retval EFI_SUCCESS The PEIM executed normally.\r
70 @retval !EFI_SUCCESS The PEIM failed to execute normally.\r
738ec565 71\r
72**/\r
73EFI_STATUS\r
74EFIAPI\r
75EfiMain (\r
f38fdc74 76 IN EFI_PEI_FILE_HANDLE FileHandle,\r
77 IN CONST EFI_PEI_SERVICES **PeiServices\r
738ec565 78 )\r
79{\r
0308e20d 80 return _ModuleEntryPoint (FileHandle, PeiServices);\r
738ec565 81}\r