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1 | /** @file\r | |
2 | Install FspInitDone PPI and GetFspHobList API.\r | |
3 | \r | |
4 | Copyright (c) 2014, 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 "SecMain.h"\r | |
17 | \r | |
18 | FSP_INIT_DONE_PPI gFspInitDonePpi = {\r | |
19 | FspInitDoneGetFspHobList\r | |
20 | };\r | |
21 | \r | |
22 | /**\r | |
23 | Return Hob list produced by FSP.\r | |
24 | \r | |
25 | @param[in] PeiServices The pointer to the PEI Services Table.\r | |
26 | @param[in] This The pointer to this instance of this PPI.\r | |
27 | @param[out] FspHobList The pointer to Hob list produced by FSP.\r | |
28 | \r | |
29 | @return EFI_SUCCESS FReturn Hob list produced by FSP successfully.\r | |
30 | **/\r | |
31 | EFI_STATUS\r | |
32 | EFIAPI\r | |
33 | FspInitDoneGetFspHobList (\r | |
34 | IN CONST EFI_PEI_SERVICES **PeiServices,\r | |
35 | IN FSP_INIT_DONE_PPI *This,\r | |
36 | OUT VOID **FspHobList\r | |
37 | )\r | |
38 | {\r | |
39 | VOID *TopOfTemporaryRamPpi;\r | |
40 | EFI_STATUS Status;\r | |
41 | \r | |
42 | Status = (*PeiServices)->LocatePpi (\r | |
43 | PeiServices,\r | |
44 | &gTopOfTemporaryRamPpiGuid,\r | |
45 | 0,\r | |
46 | NULL,\r | |
47 | (VOID **) &TopOfTemporaryRamPpi\r | |
48 | );\r | |
49 | if (EFI_ERROR (Status)) {\r | |
50 | return EFI_NOT_FOUND;\r | |
51 | }\r | |
52 | \r | |
53 | *FspHobList = (VOID *)(UINTN)(*(UINT32 *)((UINTN)TopOfTemporaryRamPpi - sizeof(UINT32)));\r | |
54 | \r | |
55 | return EFI_SUCCESS;\r | |
56 | }\r | |
57 | \r |