+++ /dev/null
-/*++\r
-\r
-Copyright (c) 2006 - 2007, Intel Corporation\r
-All rights reserved. This program and the accompanying materials\r
-are licensed and made available under the terms and conditions of the BSD License\r
-which accompanies this distribution. The full text of the license may be found at\r
-http://opensource.org/licenses/bsd-license.php\r
-\r
-THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
-WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
-\r
-Module Name:\r
-\r
- CapsuleService.c\r
-\r
-Abstract:\r
-\r
- Capsule Runtime Service.\r
-\r
---*/\r
-\r
-#include "CapsuleService.h"\r
-\r
-EFI_STATUS\r
-EFIAPI\r
-UpdateCapsule (\r
- IN EFI_CAPSULE_HEADER **CapsuleHeaderArray,\r
- IN UINTN CapsuleCount,\r
- IN EFI_PHYSICAL_ADDRESS ScatterGatherList OPTIONAL\r
- )\r
-/*++\r
-\r
-Routine Description:\r
-\r
- This code finds whether the capsules need reset to update, if not, update immediately.\r
-\r
-Arguments:\r
-\r
- CapsuleHeaderArray A array of pointers to capsule headers passed in\r
- CapsuleCount The number of capsule\r
- ScatterGatherList Physical address of datablock list points to capsule\r
-\r
-Returns:\r
-\r
- EFI STATUS\r
- EFI_SUCCESS Valid capsule was passed.If CAPSULE_FLAG_PERSIT_ACROSS_RESET is\r
- not set, the capsule has been successfully processed by the firmware.\r
- If it set, the ScattlerGatherList is successfully to be set.\r
- EFI_INVALID_PARAMETER CapsuleCount is less than 1,CapsuleGuid is not supported.\r
- EFI_DEVICE_ERROR Failed to SetVariable or AllocatePool or ProcessFirmwareVolume.\r
-\r
---*/\r
-{\r
- UINTN CapsuleSize;\r
- UINTN ArrayNumber;\r
- VOID *BufferPtr;\r
- EFI_STATUS Status;\r
- EFI_HANDLE FvHandle;\r
- EFI_CAPSULE_HEADER *CapsuleHeader;\r
-\r
- if (CapsuleCount < 1) {\r
- return EFI_INVALID_PARAMETER;\r
- }\r
-\r
- BufferPtr = NULL;\r
- CapsuleHeader = NULL;\r
-\r
- for (ArrayNumber = 0; ArrayNumber < CapsuleCount; ArrayNumber++) {\r
- CapsuleHeader = CapsuleHeaderArray[ArrayNumber];\r
- if ((CapsuleHeader->Flags & (CAPSULE_FLAGS_PERSIST_ACROSS_RESET | CAPSULE_FLAGS_POPULATE_SYSTEM_TABLE)) == CAPSULE_FLAGS_POPULATE_SYSTEM_TABLE) {\r
- return EFI_INVALID_PARAMETER;\r
- }\r
- if ((CapsuleHeader->Flags & CAPSULE_FLAGS_POPULATE_SYSTEM_TABLE) == 0) {\r
- return EFI_UNSUPPORTED;\r
- }\r
- }\r
-\r
- //\r
- //Assume that capsules have the same flags on reseting or not.\r
- //\r
- CapsuleHeader = CapsuleHeaderArray[0];\r
-\r
- if ((CapsuleHeader->Flags & CAPSULE_FLAGS_PERSIST_ACROSS_RESET) != 0) {\r
- //\r
- //Check if the platform supports update capsule across a system reset\r
- //\r
- if (!FeaturePcdGet(PcdSupportUpdateCapsuleRest)) {\r
- return EFI_UNSUPPORTED;\r
- }\r
-\r
- if (ScatterGatherList == 0) {\r
- return EFI_INVALID_PARAMETER;\r
- } else {\r
- Status = EfiSetVariable (\r
- EFI_CAPSULE_VARIABLE_NAME,\r
- &gEfiCapsuleVendorGuid,\r
- EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_RUNTIME_ACCESS | EFI_VARIABLE_BOOTSERVICE_ACCESS,\r
- sizeof (UINTN),\r
- (VOID *) &ScatterGatherList\r
- );\r
- if (Status != EFI_SUCCESS) {\r
- return EFI_DEVICE_ERROR;\r
- }\r
- }\r
- return EFI_SUCCESS;\r
- }\r
-\r
- //\r
- //The rest occurs in the condition of non-reset mode\r
- //\r
- if (EfiAtRuntime ()) {\r
- return EFI_INVALID_PARAMETER;\r
- }\r
-\r
- //\r
- //Here should be in the boot-time\r
- //\r
- for (ArrayNumber = 0; ArrayNumber < CapsuleCount ; ArrayNumber++) {\r
- CapsuleHeader = CapsuleHeaderArray[ArrayNumber];\r
- CapsuleSize = CapsuleHeader->CapsuleImageSize - CapsuleHeader->HeaderSize;\r
-\r
- BufferPtr = AllocatePool (CapsuleSize);\r
- if (BufferPtr == NULL) {\r
- return EFI_DEVICE_ERROR;\r
- }\r
-\r
- CopyMem (BufferPtr, (UINT8*)CapsuleHeader+ CapsuleHeader->HeaderSize, CapsuleSize);\r
-\r
- //\r
- //Call DXE service ProcessFirmwareVolume to process immediatelly\r
- //\r
- Status = gDS->ProcessFirmwareVolume (BufferPtr, CapsuleSize, &FvHandle);\r
- if (Status != EFI_SUCCESS) {\r
- FreePool (BufferPtr);\r
- return EFI_DEVICE_ERROR;\r
- }\r
- gDS->Dispatch ();\r
- FreePool (BufferPtr);\r
- }\r
-\r
- return EFI_SUCCESS;\r
-}\r
-\r
-\r
-\r
-EFI_STATUS\r
-EFIAPI\r
-QueryCapsuleCapabilities (\r
- IN EFI_CAPSULE_HEADER **CapsuleHeaderArray,\r
- IN UINTN CapsuleCount,\r
- OUT UINT64 *MaxiumCapsuleSize,\r
- OUT EFI_RESET_TYPE *ResetType\r
- )\r
-/*++\r
-\r
-Routine Description:\r
-\r
- This code is to query about capsule capability.\r
-\r
-Arguments:\r
-\r
- CapsuleHeaderArray A array of pointers to capsule headers passed in\r
- CapsuleCount The number of capsule\r
- MaxiumCapsuleSize Max capsule size is supported\r
- ResetType Reset type the capsule indicates, if reset is not needed,return EfiResetCold.\r
- If reset is needed, return EfiResetWarm.\r
-\r
-Returns:\r
-\r
- EFI STATUS\r
- EFI_SUCCESS Valid answer returned\r
- EFI_INVALID_PARAMETER MaxiumCapsuleSize is NULL,ResetType is NULL.CapsuleCount is less than 1,CapsuleGuid is not supported.\r
- EFI_UNSUPPORTED The capsule type is not supported.\r
-\r
---*/\r
-{\r
- UINTN ArrayNumber;\r
- EFI_CAPSULE_HEADER *CapsuleHeader;\r
-\r
- if (CapsuleCount < 1) {\r
- return EFI_INVALID_PARAMETER;\r
- }\r
-\r
- if ((MaxiumCapsuleSize == NULL) ||(ResetType == NULL)) {\r
- return EFI_INVALID_PARAMETER;\r
- }\r
-\r
- CapsuleHeader = NULL;\r
-\r
- for (ArrayNumber = 0; ArrayNumber < CapsuleCount; ArrayNumber++) {\r
- CapsuleHeader = CapsuleHeaderArray[ArrayNumber];\r
- if ((CapsuleHeader->Flags & (CAPSULE_FLAGS_PERSIST_ACROSS_RESET | CAPSULE_FLAGS_POPULATE_SYSTEM_TABLE)) == CAPSULE_FLAGS_POPULATE_SYSTEM_TABLE) {\r
- return EFI_INVALID_PARAMETER;\r
- }\r
- if ((CapsuleHeader->Flags & CAPSULE_FLAGS_POPULATE_SYSTEM_TABLE) == 0) {\r
- return EFI_UNSUPPORTED;\r
- }\r
- }\r
-\r
- //\r
- //Assume that capsules have the same flags on reseting or not.\r
- //\r
- CapsuleHeader = CapsuleHeaderArray[0];\r
- if ((CapsuleHeader->Flags & CAPSULE_FLAGS_PERSIST_ACROSS_RESET) != 0) {\r
- //\r
- //Check if the platform supports update capsule across a system reset\r
- //\r
- if (!FeaturePcdGet(PcdSupportUpdateCapsuleRest)) {\r
- return EFI_UNSUPPORTED;\r
- }\r
- *ResetType = EfiResetWarm;\r
- *MaxiumCapsuleSize = FixedPcdGet32(PcdMaxSizePopulateCapsule);\r
- } else {\r
- *ResetType = EfiResetCold;\r
- *MaxiumCapsuleSize = FixedPcdGet32(PcdMaxSizeNonPopulateCapsule);\r
- }\r
- return EFI_SUCCESS;\r
-}\r
-\r
-\r
-EFI_STATUS\r
-EFIAPI\r
-CapsuleServiceInitialize (\r
- IN EFI_HANDLE ImageHandle,\r
- IN EFI_SYSTEM_TABLE *SystemTable\r
- )\r
-/*++\r
-\r
-Routine Description:\r
-\r
- This code is capsule runtime service initialization.\r
-\r
-Arguments:\r
-\r
- ImageHandle The image handle\r
- SystemTable The system table.\r
-\r
-Returns:\r
-\r
- EFI STATUS\r
-\r
---*/\r
-{\r
- EFI_STATUS Status;\r
- EFI_HANDLE NewHandle;\r
-\r
- SystemTable->RuntimeServices->UpdateCapsule = UpdateCapsule;\r
- SystemTable->RuntimeServices->QueryCapsuleCapabilities = QueryCapsuleCapabilities;\r
-\r
- //\r
- // Now install the Capsule Architectural Protocol on a new handle\r
- //\r
- NewHandle = NULL;\r
-\r
- Status = gBS->InstallMultipleProtocolInterfaces (\r
- &NewHandle,\r
- &gEfiCapsuleArchProtocolGuid,\r
- NULL,\r
- NULL\r
- );\r
- ASSERT_EFI_ERROR (Status);\r
-\r
- return EFI_SUCCESS;\r
-}\r
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