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1 | /*++ @file\r |
| 2 | PEIM to build GUIDed HOBs for platform specific flash map\r |
| 3 | \r |
| 4 | Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.<BR>\r |
| 5 | Portions copyright (c) 2011, Apple Inc. All rights reserved.\r |
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6 | SPDX-License-Identifier: BSD-2-Clause-Patent\r |
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7 | \r |
| 8 | **/\r |
| 9 | \r |
| 10 | \r |
| 11 | #include "PiPei.h"\r |
| 12 | \r |
| 13 | #include <Guid/SystemNvDataGuid.h>\r |
| 14 | #include <Ppi/EmuThunk.h>\r |
| 15 | \r |
| 16 | #include <Library/DebugLib.h>\r |
| 17 | #include <Library/PeimEntryPoint.h>\r |
| 18 | #include <Library/HobLib.h>\r |
| 19 | #include <Library/PeiServicesLib.h>\r |
| 20 | #include <Library/PeiServicesTablePointerLib.h>\r |
| 21 | #include <Library/BaseMemoryLib.h>\r |
| 22 | #include <Library/PcdLib.h>\r |
| 23 | \r |
| 24 | EFI_STATUS\r |
| 25 | EFIAPI\r |
| 26 | PeimInitializeFlashMap (\r |
| 27 | IN EFI_PEI_FILE_HANDLE FileHandle,\r |
| 28 | IN CONST EFI_PEI_SERVICES **PeiServices\r |
| 29 | )\r |
| 30 | /*++\r |
| 31 | \r |
| 32 | Routine Description:\r |
| 33 | Build GUIDed HOBs for platform specific flash map\r |
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34 | \r |
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35 | Arguments:\r |
| 36 | FfsHeader - A pointer to the EFI_FFS_FILE_HEADER structure.\r |
| 37 | PeiServices - General purpose services available to every PEIM.\r |
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38 | \r |
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39 | Returns:\r |
| 40 | EFI_STATUS\r |
| 41 | \r |
| 42 | **/\r |
| 43 | {\r |
| 44 | EFI_STATUS Status;\r |
| 45 | EMU_THUNK_PPI *Thunk;\r |
| 46 | EFI_PEI_PPI_DESCRIPTOR *PpiDescriptor;\r |
| 47 | EFI_PHYSICAL_ADDRESS FdBase;\r |
| 48 | EFI_PHYSICAL_ADDRESS FdFixUp;\r |
| 49 | UINT64 FdSize;\r |
| 50 | \r |
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51 | DEBUG ((EFI_D_ERROR, "EmulatorPkg Flash Map PEIM Loaded\n"));\r |
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52 | \r |
| 53 | //\r |
| 54 | // Get the Fwh Information PPI\r |
| 55 | //\r |
| 56 | Status = PeiServicesLocatePpi (\r |
| 57 | &gEmuThunkPpiGuid, // GUID\r |
| 58 | 0, // INSTANCE\r |
| 59 | &PpiDescriptor, // EFI_PEI_PPI_DESCRIPTOR\r |
| 60 | (VOID **)&Thunk // PPI\r |
| 61 | );\r |
| 62 | ASSERT_EFI_ERROR (Status);\r |
| 63 | \r |
| 64 | //\r |
| 65 | // Assume that FD0 contains the Flash map.\r |
| 66 | //\r |
| 67 | Status = Thunk->FirmwareDevices (0, &FdBase, &FdSize, &FdFixUp);\r |
| 68 | if (EFI_ERROR (Status)) {\r |
| 69 | return Status;\r |
| 70 | }\r |
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71 | \r |
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72 | PcdSet64 (PcdFlashNvStorageVariableBase64, PcdGet64 (PcdEmuFlashNvStorageVariableBase) + FdFixUp);\r |
| 73 | PcdSet64 (PcdFlashNvStorageFtwWorkingBase64, PcdGet64 (PcdEmuFlashNvStorageFtwWorkingBase) + FdFixUp);\r |
| 74 | PcdSet64 (PcdFlashNvStorageFtwSpareBase64, PcdGet64 (PcdEmuFlashNvStorageFtwSpareBase) + FdFixUp);\r |
| 75 | \r |
| 76 | return EFI_SUCCESS;\r |
| 77 | }\r |
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