X-Git-Url: https://git.proxmox.com/?p=mirror_edk2.git;a=blobdiff_plain;f=OldMdePkg%2FInclude%2FProtocol%2FFirmwareVolume.h;fp=OldMdePkg%2FInclude%2FProtocol%2FFirmwareVolume.h;h=310ea831389b1dddc10d9a8bbc9bfae0f0c4c3ac;hp=0000000000000000000000000000000000000000;hb=586cd1f1f4129ab7ec24543d4968801e17cc870b;hpb=144d783d40c8a02113350feabd1b9a55b692313f
diff --git a/OldMdePkg/Include/Protocol/FirmwareVolume.h b/OldMdePkg/Include/Protocol/FirmwareVolume.h
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+/** @file
+ This file declares Firmware Volume protocol.
+
+ Copyright (c) 2006, Intel Corporation
+ All rights reserved. This program and the accompanying materials
+ are licensed and made available under the terms and conditions of the BSD License
+ which accompanies this distribution. The full text of the license may be found at
+ http://opensource.org/licenses/bsd-license.php
+
+ THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+ Module Name: FirmwareVolume.h
+
+ @par Revision Reference:
+ This protocol is defined in Firmware Volume specification.
+ Version 0.9
+
+**/
+
+#ifndef __FIRMWARE_VOLUME_H__
+#define __FIRMWARE_VOLUME_H__
+
+
+//
+// Firmware Volume Protocol GUID definition
+//
+#define EFI_FIRMWARE_VOLUME_PROTOCOL_GUID \
+ { \
+ 0x389F751F, 0x1838, 0x4388, {0x83, 0x90, 0xCD, 0x81, 0x54, 0xBD, 0x27, 0xF8 } \
+ }
+
+#define FV_DEVICE_SIGNATURE EFI_SIGNATURE_32 ('_', 'F', 'V', '_')
+
+typedef struct _EFI_FIRMWARE_VOLUME_PROTOCOL EFI_FIRMWARE_VOLUME_PROTOCOL;
+
+//
+// EFI_FV_ATTRIBUTES bit definitions
+//
+typedef UINT64 EFI_FV_ATTRIBUTES;
+
+//
+// ************************************************************
+// EFI_FV_ATTRIBUTES bit definitions
+// ************************************************************
+//
+#define EFI_FV_READ_DISABLE_CAP 0x0000000000000001ULL
+#define EFI_FV_READ_ENABLE_CAP 0x0000000000000002ULL
+#define EFI_FV_READ_STATUS 0x0000000000000004ULL
+
+#define EFI_FV_WRITE_DISABLE_CAP 0x0000000000000008ULL
+#define EFI_FV_WRITE_ENABLE_CAP 0x0000000000000010ULL
+#define EFI_FV_WRITE_STATUS 0x0000000000000020ULL
+
+#define EFI_FV_LOCK_CAP 0x0000000000000040ULL
+#define EFI_FV_LOCK_STATUS 0x0000000000000080ULL
+#define EFI_FV_WRITE_POLICY_RELIABLE 0x0000000000000100ULL
+
+#define EFI_FV_ALIGNMENT_CAP 0x0000000000008000ULL
+#define EFI_FV_ALIGNMENT_2 0x0000000000010000ULL
+#define EFI_FV_ALIGNMENT_4 0x0000000000020000ULL
+#define EFI_FV_ALIGNMENT_8 0x0000000000040000ULL
+#define EFI_FV_ALIGNMENT_16 0x0000000000080000ULL
+#define EFI_FV_ALIGNMENT_32 0x0000000000100000ULL
+#define EFI_FV_ALIGNMENT_64 0x0000000000200000ULL
+#define EFI_FV_ALIGNMENT_128 0x0000000000400000ULL
+#define EFI_FV_ALIGNMENT_256 0x0000000000800000ULL
+#define EFI_FV_ALIGNMENT_512 0x0000000001000000ULL
+#define EFI_FV_ALIGNMENT_1K 0x0000000002000000ULL
+#define EFI_FV_ALIGNMENT_2K 0x0000000004000000ULL
+#define EFI_FV_ALIGNMENT_4K 0x0000000008000000ULL
+#define EFI_FV_ALIGNMENT_8K 0x0000000010000000ULL
+#define EFI_FV_ALIGNMENT_16K 0x0000000020000000ULL
+#define EFI_FV_ALIGNMENT_32K 0x0000000040000000ULL
+#define EFI_FV_ALIGNMENT_64K 0x0000000080000000ULL
+
+//
+// Protocol API definitions
+//
+
+/**
+ Retrieves attributes, insures positive polarity of attribute bits, returns
+ resulting attributes in output parameter
+
+ @param This Calling context
+ @param Attributes output buffer which contains attributes
+
+ @retval EFI_INVALID_PARAMETER
+ @retval EFI_SUCCESS
+
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_FV_GET_ATTRIBUTES) (
+ IN EFI_FIRMWARE_VOLUME_PROTOCOL *This,
+ OUT EFI_FV_ATTRIBUTES *Attributes
+ );
+
+/**
+ Sets volume attributes
+
+ @param This Calling context
+ @param Attributes Buffer which contains attributes
+
+ @retval EFI_INVALID_PARAMETER
+ @retval EFI_DEVICE_ERROR
+ @retval EFI_SUCCESS
+
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_FV_SET_ATTRIBUTES) (
+ IN EFI_FIRMWARE_VOLUME_PROTOCOL *This,
+ IN OUT EFI_FV_ATTRIBUTES *Attributes
+ );
+
+typedef UINT32 EFI_FV_FILE_ATTRIBUTES;
+
+#define EFI_FV_FILE_ATTRIB_ALIGNMENT 0x0000001F
+
+/**
+ Read the requested file (NameGuid) and returns data in Buffer.
+
+ @param This Calling context
+ @param NameGuid Filename identifying which file to read
+ @param Buffer Pointer to pointer to buffer in which contents of file are returned.
+
+ If Buffer is NULL, only type, attributes, and size are returned as
+ there is no output buffer.
+
+ If Buffer != NULL and *Buffer == NULL, the output buffer is allocated
+ from BS pool by ReadFile
+
+ If Buffer != NULL and *Buffer != NULL, the output buffer has been
+ allocated by the caller and is being passed in.
+ @param BufferSize Indicates the buffer size passed in, and on output the size
+ required to complete the read
+ @param FoundType Indicates the type of the file who's data is returned
+ @param FileAttributes Indicates the attributes of the file who's data is resturned
+ @param AuthenticationStatus Indicates the authentication status of the data
+
+ @retval EFI_SUCCESS
+ @retval EFI_WARN_BUFFER_TOO_SMALL
+ @retval EFI_NOT_FOUND
+ @retval EFI_DEVICE_ERROR
+ @retval EFI_ACCESS_DENIED
+
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_FV_READ_FILE) (
+ IN EFI_FIRMWARE_VOLUME_PROTOCOL *This,
+ IN EFI_GUID *NameGuid,
+ IN OUT VOID **Buffer,
+ IN OUT UINTN *BufferSize,
+ OUT EFI_FV_FILETYPE *FoundType,
+ OUT EFI_FV_FILE_ATTRIBUTES *FileAttributes,
+ OUT UINT32 *AuthenticationStatus
+ );
+
+/**
+ Read the requested section from the specified file and returns data in Buffer.
+
+ @param This Calling context
+ @param NameGuid Filename identifying the file from which to read
+ @param SectionType Indicates what section type to retrieve
+ @param SectionInstance Indicates which instance of SectionType to retrieve
+ @param Buffer Pointer to pointer to buffer in which contents of file are returned.
+
+ If Buffer is NULL, only type, attributes, and size are returned as
+ there is no output buffer.
+
+ If Buffer != NULL and *Buffer == NULL, the output buffer is allocated
+ from BS pool by ReadFile
+
+ If Buffer != NULL and *Buffer != NULL, the output buffer has been
+ allocated by the caller and is being passed in.
+ @param BufferSize Indicates the buffer size passed in, and on output the size
+ required to complete the read
+ @param AuthenticationStatus Indicates the authentication status of the data
+
+ @retval EFI_SUCCESS
+ @retval EFI_WARN_BUFFER_TOO_SMALL
+ @retval EFI_OUT_OF_RESOURCES
+ @retval EFI_NOT_FOUND
+ @retval EFI_DEVICE_ERROR
+ @retval EFI_ACCESS_DENIED
+
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_FV_READ_SECTION) (
+ IN EFI_FIRMWARE_VOLUME_PROTOCOL *This,
+ IN EFI_GUID *NameGuid,
+ IN EFI_SECTION_TYPE SectionType,
+ IN UINTN SectionInstance,
+ IN OUT VOID **Buffer,
+ IN OUT UINTN *BufferSize,
+ OUT UINT32 *AuthenticationStatus
+ );
+
+typedef UINT32 EFI_FV_WRITE_POLICY;
+
+#define EFI_FV_UNRELIABLE_WRITE 0x00000000
+#define EFI_FV_RELIABLE_WRITE 0x00000001
+
+typedef struct {
+ EFI_GUID *NameGuid;
+ EFI_FV_FILETYPE Type;
+ EFI_FV_FILE_ATTRIBUTES FileAttributes;
+ VOID *Buffer;
+ UINT32 BufferSize;
+} EFI_FV_WRITE_FILE_DATA;
+
+/**
+ Write the supplied file (NameGuid) to the FV.
+
+ @param This Calling context
+ @param NumberOfFiles Indicates the number of file records pointed to by FileData
+ @param WritePolicy Indicates the level of reliability of the write with respect to
+ things like power failure events.
+ @param FileData A pointer to an array of EFI_FV_WRITE_FILE_DATA structures. Each
+ element in the array indicates a file to write, and there are
+ NumberOfFiles elements in the input array.
+
+ @retval EFI_SUCCESS
+ @retval EFI_OUT_OF_RESOURCES
+ @retval EFI_DEVICE_ERROR
+ @retval EFI_WRITE_PROTECTED
+ @retval EFI_NOT_FOUND
+ @retval EFI_INVALID_PARAMETER
+
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_FV_WRITE_FILE) (
+ IN EFI_FIRMWARE_VOLUME_PROTOCOL *This,
+ IN UINT32 NumberOfFiles,
+ IN EFI_FV_WRITE_POLICY WritePolicy,
+ IN EFI_FV_WRITE_FILE_DATA *FileData
+ );
+
+/**
+ Given the input key, search for the next matching file in the volume.
+
+ @param This Calling context
+ @param Key Pointer to a caller allocated buffer that contains an implementation
+ specific key that is used to track where to begin searching on
+ successive calls.
+ @param FileType Indicates the file type to filter for
+ @param NameGuid Guid filename of the file found
+ @param Attributes Attributes of the file found
+ @param Size Size in bytes of the file found
+
+ @retval EFI_SUCCESS
+ @retval EFI_NOT_FOUND
+ @retval EFI_DEVICE_ERROR
+ @retval EFI_ACCESS_DENIED
+
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_FV_GET_NEXT_FILE) (
+ IN EFI_FIRMWARE_VOLUME_PROTOCOL *This,
+ IN OUT VOID *Key,
+ IN OUT EFI_FV_FILETYPE *FileType,
+ OUT EFI_GUID *NameGuid,
+ OUT EFI_FV_FILE_ATTRIBUTES *Attributes,
+ OUT UINTN *Size
+ );
+
+/**
+ @par Protocol Description:
+ The Firmware Volume Protocol provides file-level access to the firmware volume.
+ Each firmware volume driver must produce an instance of the Firmware Volume
+ Protocol if the firmware volume is to be visible to the system. The Firmware
+ Volume Protocol also provides mechanisms for determining and modifying some
+ attributes of the firmware volume.
+
+ @param GetVolumeAttributes
+ Retrieves volume capabilities and current settings.
+
+ @param SetVolumeAttributes
+ Modifies the current settings of the firmware volume.
+
+ @param ReadFile
+ Reads an entire file from the firmware volume.
+
+ @param ReadSection
+ Reads a single section from a file into a buffer.
+
+ @param WriteFile
+ Writes an entire file into the firmware volume.
+
+ @param GetNextFile
+ Provides service to allow searching the firmware volume.
+
+ @param KeySize
+ Data field that indicates the size in bytes of the Key input buffer for
+ the GetNextFile() API.
+
+ @param ParentHandle
+ Handle of the parent firmware volume.
+
+**/
+struct _EFI_FIRMWARE_VOLUME_PROTOCOL {
+ EFI_FV_GET_ATTRIBUTES GetVolumeAttributes;
+ EFI_FV_SET_ATTRIBUTES SetVolumeAttributes;
+ EFI_FV_READ_FILE ReadFile;
+ EFI_FV_READ_SECTION ReadSection;
+ EFI_FV_WRITE_FILE WriteFile;
+ EFI_FV_GET_NEXT_FILE GetNextFile;
+ UINT32 KeySize;
+ EFI_HANDLE ParentHandle;
+};
+
+extern EFI_GUID gEfiFirmwareVolumeProtocolGuid;
+
+#endif