projects / mirror_edk2.git / blame
| Commit | Line | Data |
|---|---|---|
| 79397dbd LE |
1 | /**@file\r |
| 2 | Functions related to the Firmware Volume Block service whose\r | |
| 3 | implementation is specific to the SMM driver build.\r | |
| 4 | \r | |
| 5 | Copyright (C) 2015, Red Hat, Inc.\r | |
| 6 | Copyright (c) 2006 - 2014, Intel Corporation. All rights reserved.<BR>\r | |
| 7 | \r | |
| 8 | This program and the accompanying materials are licensed and made available\r | |
| 9 | under the terms and conditions of the BSD License which accompanies this\r | |
| 10 | distribution. The full text of the license may be found at\r | |
| 11 | http://opensource.org/licenses/bsd-license.php\r | |
| 12 | \r | |
| 13 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
| 14 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
| 15 | **/\r | |
| 16 | \r | |
| 17 | #include <Library/DebugLib.h>\r | |
| b963ec49 | 18 | #include <Library/PcdLib.h>\r |
| 79397dbd LE |
19 | #include <Library/SmmServicesTableLib.h>\r |
| 20 | #include <Protocol/DevicePath.h>\r | |
| 21 | #include <Protocol/SmmFirmwareVolumeBlock.h>\r | |
| 22 | \r | |
| 23 | #include "FwBlockService.h"\r | |
| 24 | \r | |
| 25 | VOID\r | |
| 26 | InstallProtocolInterfaces (\r | |
| 27 | IN EFI_FW_VOL_BLOCK_DEVICE *FvbDevice\r | |
| 28 | )\r | |
| 29 | {\r | |
| 30 | EFI_HANDLE FvbHandle;\r | |
| 31 | EFI_STATUS Status;\r | |
| 32 | \r | |
| b963ec49 LE |
33 | ASSERT (FeaturePcdGet (PcdSmmSmramRequire));\r |
| 34 | \r | |
| 79397dbd LE |
35 | //\r |
| 36 | // There is no SMM service that can install multiple protocols in the SMM\r | |
| 37 | // protocol database in one go.\r | |
| 38 | //\r | |
| 39 | // The SMM Firmware Volume Block protocol structure is the same as the\r | |
| 40 | // Firmware Volume Block protocol structure.\r | |
| 41 | //\r | |
| 42 | FvbHandle = NULL;\r | |
| 43 | DEBUG ((EFI_D_INFO, "Installing QEMU flash SMM FVB\n"));\r | |
| 44 | Status = gSmst->SmmInstallProtocolInterface (\r | |
| 45 | &FvbHandle,\r | |
| 46 | &gEfiSmmFirmwareVolumeBlockProtocolGuid,\r | |
| 47 | EFI_NATIVE_INTERFACE,\r | |
| 48 | &FvbDevice->FwVolBlockInstance\r | |
| 49 | );\r | |
| 50 | ASSERT_EFI_ERROR (Status);\r | |
| 51 | \r | |
| 52 | Status = gSmst->SmmInstallProtocolInterface (\r | |
| 53 | &FvbHandle,\r | |
| 54 | &gEfiDevicePathProtocolGuid,\r | |
| 55 | EFI_NATIVE_INTERFACE,\r | |
| 56 | FvbDevice->DevicePath\r | |
| 57 | );\r | |
| 58 | ASSERT_EFI_ERROR (Status);\r | |
| 59 | }\r | |
| 60 | \r | |
| 61 | VOID\r | |
| 62 | InstallVirtualAddressChangeHandler (\r | |
| 63 | VOID\r | |
| 64 | )\r | |
| 65 | {\r | |
| 66 | //\r | |
| 67 | // Nothing.\r | |
| 68 | //\r | |
| 69 | }\r | |
| 3b3d016b BS |
70 | \r |
| 71 | EFI_STATUS\r | |
| 72 | MarkIoMemoryRangeForRuntimeAccess (\r | |
| 73 | IN EFI_PHYSICAL_ADDRESS BaseAddress,\r | |
| 74 | IN UINTN Length\r | |
| 75 | )\r | |
| 76 | {\r | |
| 77 | //\r | |
| 78 | // Nothing\r | |
| 79 | //\r | |
| 80 | \r | |
| 81 | return EFI_SUCCESS;\r | |
| 82 | }\r |