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1 | /** @file\r | |
2 | This PEIM initialize FSP.\r | |
3 | \r | |
4 | Copyright (c) 2014 - 2015, Intel Corporation. All rights reserved.<BR>\r | |
5 | This program and the accompanying materials\r | |
6 | are licensed and made available under the terms and conditions of the BSD License\r | |
7 | which accompanies this distribution. The full text of the license may be found at\r | |
8 | http://opensource.org/licenses/bsd-license.php.\r | |
9 | \r | |
10 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
11 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
12 | \r | |
13 | **/\r | |
14 | \r | |
15 | \r | |
16 | #include "FspInitPei.h"\r | |
17 | \r | |
18 | /**\r | |
19 | This is the entrypoint of PEIM\r | |
20 | \r | |
21 | @param[in] FileHandle Handle of the file being invoked.\r | |
22 | @param[in] PeiServices Describes the list of possible PEI Services.\r | |
23 | \r | |
24 | @retval EFI_SUCCESS if it completed successfully.\r | |
25 | **/\r | |
26 | EFI_STATUS\r | |
27 | EFIAPI\r | |
28 | FspPeiEntryPoint (\r | |
29 | IN EFI_PEI_FILE_HANDLE FileHandle,\r | |
30 | IN CONST EFI_PEI_SERVICES **PeiServices\r | |
31 | )\r | |
32 | {\r | |
33 | FSP_INFO_HEADER *FspHeader;\r | |
34 | UINT8 PcdFspApiVersion;\r | |
35 | \r | |
36 | DEBUG ((DEBUG_INFO, "FspPeiEntryPoint\n"));\r | |
37 | PcdFspApiVersion = 1;\r | |
38 | \r | |
39 | FspHeader = FspFindFspHeader (PcdGet32 (PcdFlashFvFspBase));\r | |
40 | DEBUG ((DEBUG_INFO, "FspHeader - 0x%x\n", FspHeader));\r | |
41 | if (FspHeader == NULL) {\r | |
42 | return EFI_DEVICE_ERROR;\r | |
43 | }\r | |
44 | \r | |
45 | ASSERT (FspHeader->TempRamInitEntryOffset != 0);\r | |
46 | ASSERT (FspHeader->FspInitEntryOffset != 0);\r | |
47 | ASSERT (FspHeader->NotifyPhaseEntryOffset != 0);\r | |
48 | \r | |
49 | if ((PcdGet8 (PcdFspApiVersion) >= 2) &&\r | |
50 | (FspHeader->HeaderRevision >= FSP_HEADER_REVISION_2) &&\r | |
51 | (FspHeader->ApiEntryNum >= 6) ) {\r | |
52 | ASSERT (FspHeader->FspMemoryInitEntryOffset != 0);\r | |
53 | ASSERT (FspHeader->TempRamExitEntryOffset != 0);\r | |
54 | ASSERT (FspHeader->FspSiliconInitEntryOffset != 0);\r | |
55 | PcdFspApiVersion = PcdGet8 (PcdFspApiVersion);\r | |
56 | }\r | |
57 | DEBUG ((DEBUG_INFO, "PcdFspApiVersion - 0x%x\n", PcdFspApiVersion));\r | |
58 | \r | |
59 | if (PcdFspApiVersion == 1) {\r | |
60 | PeiFspInitV1 (FspHeader);\r | |
61 | } else {\r | |
62 | PeiFspInitV2 (FspHeader);\r | |
63 | }\r | |
64 | \r | |
65 | return EFI_SUCCESS;\r | |
66 | }\r |