projects / mirror_edk2.git / blame
| Commit | Line | Data |
|---|---|---|
| 3b96221f AP |
1 | /** @file\r |
| 2 | Build FV related hobs for platform.\r | |
| 3 | \r | |
| 4 | Copyright (c) 2006 - 2013, Intel Corporation. All rights reserved.<BR>\r | |
| 5 | Copyright (c) 2019, Citrix Systems, Inc.\r | |
| 6 | \r | |
| 7 | SPDX-License-Identifier: BSD-2-Clause-Patent\r | |
| 8 | \r | |
| 9 | **/\r | |
| 10 | \r | |
| 11 | #include "PiPei.h"\r | |
| 12 | #include "Platform.h"\r | |
| 13 | #include <Library/DebugLib.h>\r | |
| 14 | #include <Library/HobLib.h>\r | |
| 15 | #include <Library/PeiServicesLib.h>\r | |
| 16 | #include <Library/PcdLib.h>\r | |
| 17 | \r | |
| 3b96221f AP |
18 | /**\r |
| 19 | Publish PEI & DXE (Decompressed) Memory based FVs to let PEI\r | |
| 20 | and DXE know about them.\r | |
| 21 | \r | |
| 22 | @retval EFI_SUCCESS Platform PEI FVs were initialized successfully.\r | |
| 23 | \r | |
| 24 | **/\r | |
| 25 | EFI_STATUS\r | |
| 26 | PeiFvInitialization (\r | |
| 27 | VOID\r | |
| 28 | )\r | |
| 29 | {\r | |
| 30 | DEBUG ((DEBUG_INFO, "Platform PEI Firmware Volume Initialization\n"));\r | |
| 31 | \r | |
| 32 | //\r | |
| 33 | // Create a memory allocation HOB for the PEI FV.\r | |
| 34 | //\r | |
| 35 | // Allocate as ACPI NVS is S3 is supported\r | |
| 36 | //\r | |
| 37 | BuildMemoryAllocationHob (\r | |
| 38 | PcdGet32 (PcdOvmfPeiMemFvBase),\r | |
| 39 | PcdGet32 (PcdOvmfPeiMemFvSize),\r | |
| 40 | EfiBootServicesData\r | |
| 41 | );\r | |
| 42 | \r | |
| 43 | //\r | |
| 44 | // Let DXE know about the DXE FV\r | |
| 45 | //\r | |
| 46 | BuildFvHob (PcdGet32 (PcdOvmfDxeMemFvBase), PcdGet32 (PcdOvmfDxeMemFvSize));\r | |
| 47 | \r | |
| 48 | //\r | |
| 49 | // Create a memory allocation HOB for the DXE FV.\r | |
| 50 | //\r | |
| 51 | // If "secure" S3 is needed, then SEC will decompress both PEI and DXE\r | |
| 52 | // firmware volumes at S3 resume too, hence we need to keep away the OS from\r | |
| 53 | // DXEFV as well. Otherwise we only need to keep away DXE itself from the\r | |
| 54 | // DXEFV area.\r | |
| 55 | //\r | |
| 56 | BuildMemoryAllocationHob (\r | |
| 57 | PcdGet32 (PcdOvmfDxeMemFvBase),\r | |
| 58 | PcdGet32 (PcdOvmfDxeMemFvSize),\r | |
| 59 | EfiBootServicesData\r | |
| 60 | );\r | |
| 61 | \r | |
| 62 | //\r | |
| 63 | // Let PEI know about the DXE FV so it can find the DXE Core\r | |
| 64 | //\r | |
| 65 | PeiServicesInstallFvInfoPpi (\r | |
| 66 | NULL,\r | |
| ac0a286f | 67 | (VOID *)(UINTN)PcdGet32 (PcdOvmfDxeMemFvBase),\r |
| 3b96221f AP |
68 | PcdGet32 (PcdOvmfDxeMemFvSize),\r |
| 69 | NULL,\r | |
| 70 | NULL\r | |
| 71 | );\r | |
| 72 | \r | |
| 73 | return EFI_SUCCESS;\r | |
| 74 | }\r |