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001d920c | 1 | /** @file\r |
2 | Module produce Framework's EFI_PEI_FV_FILE_LOADER_PPI top of EFI_PEI_LOAD_FILE_PPI.\r | |
3 | \r | |
4 | UEFI PI Spec supersedes Intel's Framework Specs. \r | |
5 | EFI_PEI_FV_FILE_LOADER_PPI defined in Intel Framework Pkg is replaced by EFI_PEI_LOAD_FILE_PPI\r | |
6 | in MdePkg.\r | |
7 | This module produces EFI_PEI_FV_FILE_LOADER_PPI on top of EFI_PEI_LOAD_FILE_PPI . \r | |
8 | This module is used on platform when both of these two conditions are true:\r | |
9 | 1) Framework module consumes EFI_PEI_FV_FILE_LOADER_PPI is present.\r | |
10 | 2) The platform has PI modules that produce EFI_PEI_LOAD_FILE_PPI.\r | |
11 | \r | |
12 | Copyright (c) 2008, Intel Corporation\r | |
13 | \r | |
14 | All rights reserved. This program and the accompanying materials\r | |
15 | are licensed and made available under the terms and conditions of the BSD License\r | |
16 | which accompanies this distribution. The full text of the license may be found at\r | |
17 | http://opensource.org/licenses/bsd-license.php\r | |
18 | \r | |
19 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
20 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
21 | Module Name:\r | |
22 | \r | |
23 | **/\r | |
24 | \r | |
25 | #include <PiPei.h>\r | |
26 | #include <Ppi/LoadFile.h>\r | |
27 | #include <Ppi/FvLoadFile.h>\r | |
28 | #include <Library/DebugLib.h>\r | |
29 | #include <Library/PeiServicesLib.h>\r | |
30 | \r | |
31 | /**\r | |
32 | \r | |
33 | Wrap the call to PI's EFI_PEI_LOAD_FILE_PPI.\r | |
34 | \r | |
35 | @param This A pointer to EFI_PEI_FV_FILE_LOADER_PPI.\r | |
36 | @param FileHeader The pointer to the file header to be loaded by the Pe/Coff loader.\r | |
37 | @param ImageAddress The loaded address of the Image.\r | |
38 | @param ImageSize Pointer to the size of the loaded image.\r | |
39 | @param EntryPoint Pointer to the entry point of the image.\r | |
40 | \r | |
41 | @retval EFI_SUCCESS The image was loaded successfully.\r | |
42 | @retval EFI_OUT_OF_RESOURCE There was not enought memory.\r | |
43 | @retval EFI_INVALID_PARAMETER The contents of the FFS file did not contain a valid PE/COFF image that could be loaded.\r | |
44 | --*/ \r | |
45 | EFI_STATUS\r | |
46 | EFIAPI\r | |
47 | FrameworkLoadFile (\r | |
48 | IN EFI_PEI_FV_FILE_LOADER_PPI *This,\r | |
49 | IN EFI_FFS_FILE_HEADER *FfsHeader,\r | |
50 | OUT EFI_PHYSICAL_ADDRESS *ImageAddress,\r | |
51 | OUT UINT64 *ImageSize,\r | |
52 | OUT EFI_PHYSICAL_ADDRESS *EntryPoint\r | |
53 | )\r | |
54 | ;\r | |
55 | \r | |
56 | EFI_PEI_FV_FILE_LOADER_PPI mLoadFilePpi = {\r | |
57 | FrameworkLoadFile\r | |
58 | };\r | |
59 | \r | |
60 | EFI_PEI_PPI_DESCRIPTOR mPpiFrameworkLoadFile = {\r | |
61 | (EFI_PEI_PPI_DESCRIPTOR_PPI | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST),\r | |
62 | &gEfiPeiFvFileLoaderPpiGuid,\r | |
63 | &mLoadFilePpi\r | |
64 | };\r | |
65 | \r | |
66 | /**\r | |
67 | Standard entry point of a PEIM.\r | |
68 | \r | |
69 | @param FfsHeadher The FFS file header\r | |
70 | @param PeiServices General purpose services available to every PEIM.\r | |
71 | \r | |
72 | @retval EFI_SUCCESS If the gEfiPeiReadOnlyVariablePpiGuid interface could be successfully installed.\r | |
73 | \r | |
74 | --*/\r | |
75 | EFI_STATUS\r | |
76 | EFIAPI\r | |
77 | InitPeim (\r | |
78 | IN EFI_FFS_FILE_HEADER *FfsHeader,\r | |
79 | IN CONST EFI_PEI_SERVICES **PeiServices\r | |
80 | )\r | |
81 | {\r | |
82 | return (*PeiServices)->InstallPpi (PeiServices, &mPpiFrameworkLoadFile);\r | |
83 | }\r | |
84 | \r | |
85 | \r | |
86 | /**\r | |
87 | \r | |
88 | Wrap the call to PI's EFI_PEI_LOAD_FILE_PPI.\r | |
89 | \r | |
90 | @param This A pointer to EFI_PEI_FV_FILE_LOADER_PPI.\r | |
91 | @param FileHeader The pointer to the file header to be loaded by the Pe/Coff loader.\r | |
92 | @param ImageAddress The loaded address of the Image.\r | |
93 | @param ImageSize Pointer to the size of the loaded image.\r | |
94 | @param EntryPoint Pointer to the entry point of the image.\r | |
95 | \r | |
96 | @retval EFI_SUCCESS The image was loaded successfully.\r | |
97 | @retval EFI_OUT_OF_RESOURCE There was not enought memory.\r | |
98 | @retval EFI_INVALID_PARAMETER The contents of the FFS file did not contain a valid PE/COFF image that could be loaded.\r | |
99 | --*/ \r | |
100 | EFI_STATUS\r | |
101 | EFIAPI\r | |
102 | FrameworkLoadFile (\r | |
103 | IN EFI_PEI_FV_FILE_LOADER_PPI *This,\r | |
104 | IN EFI_FFS_FILE_HEADER *FfsHeader,\r | |
105 | OUT EFI_PHYSICAL_ADDRESS *ImageAddress,\r | |
106 | OUT UINT64 *ImageSize,\r | |
107 | OUT EFI_PHYSICAL_ADDRESS *EntryPoint\r | |
108 | )\r | |
109 | {\r | |
110 | EFI_STATUS Status;\r | |
111 | EFI_PEI_LOAD_FILE_PPI *PiLoadFile;\r | |
112 | UINT32 AuthenticationState;\r | |
113 | \r | |
114 | Status = PeiServicesLocatePpi (\r | |
115 | &gEfiPeiLoadFilePpiGuid,\r | |
116 | 0,\r | |
117 | NULL,\r | |
118 | (VOID **) &PiLoadFile\r | |
119 | );\r | |
120 | ASSERT_EFI_ERROR (Status);\r | |
121 | \r | |
122 | return PiLoadFile->LoadFile (\r | |
123 | PiLoadFile,\r | |
124 | (EFI_PEI_FILE_HANDLE) FfsHeader,\r | |
125 | ImageAddress,\r | |
126 | ImageSize,\r | |
127 | EntryPoint,\r | |
128 | &AuthenticationState\r | |
129 | );\r | |
130 | \r | |
131 | }\r | |
132 | \r |