mirror of
https://git.proxmox.com/git/mirror_edk2
synced 2025-10-31 19:13:50 +00:00
56d7640a53
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@10439 6f19259b-4bc3-4df7-8a09-765794883524
141 lines
3.9 KiB
C
141 lines
3.9 KiB
C
/*++
|
|
|
|
Copyright (c) 2006, Intel Corporation. All rights reserved.<BR>
|
|
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:
|
|
|
|
FwBlockService.h
|
|
|
|
Abstract:
|
|
|
|
Firmware volume block driver for Intel Firmware Hub (FWH) device
|
|
|
|
--*/
|
|
|
|
#ifndef _FW_BLOCK_SERVICE_H
|
|
#define _FW_BLOCK_SERVICE_H
|
|
|
|
//
|
|
// Fvb Protocol instance data
|
|
//
|
|
#define FVB_DEVICE_FROM_THIS(a) CR (a, EFI_FW_VOL_BLOCK_DEVICE, FwVolBlockInstance, FVB_DEVICE_SIGNATURE)
|
|
#define FVB_DEVICE_SIGNATURE SIGNATURE_32 ('F', 'V', 'B', 'N')
|
|
|
|
#pragma pack (1)
|
|
|
|
typedef struct {
|
|
|
|
EFI_FIRMWARE_VOLUME_HEADER FvHdr;
|
|
EFI_FV_BLOCK_MAP_ENTRY EndBlockMap;
|
|
VARIABLE_STORE_HEADER VarHdr;
|
|
|
|
} FVB_FV_HDR_AND_VARS_TEMPLATE;
|
|
|
|
typedef struct {
|
|
MEMMAP_DEVICE_PATH MemMapDevPath;
|
|
EFI_DEVICE_PATH_PROTOCOL EndDevPath;
|
|
} FV_DEVICE_PATH;
|
|
|
|
#pragma pack ()
|
|
|
|
typedef struct {
|
|
UINTN Signature;
|
|
FV_DEVICE_PATH DevicePath;
|
|
VOID *BufferPtr;
|
|
UINTN BlockSize;
|
|
UINTN Size;
|
|
EFI_FIRMWARE_VOLUME_BLOCK_PROTOCOL FwVolBlockInstance;
|
|
} EFI_FW_VOL_BLOCK_DEVICE;
|
|
|
|
|
|
//
|
|
// Constants
|
|
//
|
|
#define EMU_FVB_BLOCK_SIZE (FixedPcdGet32 (PcdFlashNvStorageFtwSpareSize))
|
|
#define EMU_FVB_SIZE (2 * FixedPcdGet32 (PcdFlashNvStorageFtwSpareSize))
|
|
#define FTW_WRITE_QUEUE_SIZE \
|
|
(FixedPcdGet32 (PcdFlashNvStorageFtwWorkingSize) - \
|
|
sizeof (EFI_FAULT_TOLERANT_WORKING_BLOCK_HEADER))
|
|
#define EMU_FV_HEADER_LENGTH OFFSET_OF (FVB_FV_HDR_AND_VARS_TEMPLATE, VarHdr)
|
|
|
|
#define NOT_ERASED_BIT 0
|
|
#define ERASED_BIT 1
|
|
#define ERASED_UINT8 0xff
|
|
#define ERASED_UINT32 0xffffffff
|
|
|
|
//
|
|
// Protocol APIs
|
|
//
|
|
EFI_STATUS
|
|
EFIAPI
|
|
FvbProtocolGetAttributes (
|
|
IN CONST EFI_FIRMWARE_VOLUME_BLOCK_PROTOCOL *This,
|
|
OUT EFI_FVB_ATTRIBUTES_2 *Attributes
|
|
)
|
|
;
|
|
|
|
EFI_STATUS
|
|
EFIAPI
|
|
FvbProtocolSetAttributes (
|
|
IN CONST EFI_FIRMWARE_VOLUME_BLOCK_PROTOCOL *This,
|
|
IN OUT EFI_FVB_ATTRIBUTES_2 *Attributes
|
|
)
|
|
;
|
|
|
|
EFI_STATUS
|
|
EFIAPI
|
|
FvbProtocolGetPhysicalAddress (
|
|
IN CONST EFI_FIRMWARE_VOLUME_BLOCK_PROTOCOL *This,
|
|
OUT EFI_PHYSICAL_ADDRESS *Address
|
|
)
|
|
;
|
|
|
|
EFI_STATUS
|
|
EFIAPI
|
|
FvbProtocolGetBlockSize (
|
|
IN CONST EFI_FIRMWARE_VOLUME_BLOCK_PROTOCOL *This,
|
|
IN EFI_LBA Lba,
|
|
OUT UINTN *BlockSize,
|
|
OUT UINTN *NumberOfBlocks
|
|
)
|
|
;
|
|
|
|
EFI_STATUS
|
|
EFIAPI
|
|
FvbProtocolRead (
|
|
IN CONST EFI_FIRMWARE_VOLUME_BLOCK_PROTOCOL *This,
|
|
IN EFI_LBA Lba,
|
|
IN UINTN Offset,
|
|
IN OUT UINTN *NumBytes,
|
|
IN OUT UINT8 *Buffer
|
|
)
|
|
;
|
|
|
|
EFI_STATUS
|
|
EFIAPI
|
|
FvbProtocolWrite (
|
|
IN CONST EFI_FIRMWARE_VOLUME_BLOCK_PROTOCOL *This,
|
|
IN EFI_LBA Lba,
|
|
IN UINTN Offset,
|
|
IN OUT UINTN *NumBytes,
|
|
IN UINT8 *Buffer
|
|
)
|
|
;
|
|
|
|
EFI_STATUS
|
|
EFIAPI
|
|
FvbProtocolEraseBlocks (
|
|
IN CONST EFI_FIRMWARE_VOLUME_BLOCK_PROTOCOL *This,
|
|
...
|
|
)
|
|
;
|
|
|
|
#endif
|