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Diffstat (limited to 'MdePkg/Include/Ppi/BlockIo.h')
| -rw-r--r-- | MdePkg/Include/Ppi/BlockIo.h | 146 |
1 files changed, 0 insertions, 146 deletions
diff --git a/MdePkg/Include/Ppi/BlockIo.h b/MdePkg/Include/Ppi/BlockIo.h deleted file mode 100644 index 5809c478e2..0000000000 --- a/MdePkg/Include/Ppi/BlockIo.h +++ /dev/null @@ -1,146 +0,0 @@ -/** @file
- This file declares BlockIo PPI used to access block-oriented storage devices
-
- 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: BlockIo.h
-
- @par Revision Reference:
- This PPI is defined in Framework of EFI Recovery Spec
- Version 0.9
-
-**/
-
-#ifndef _PEI_BLOCK_IO_H_
-#define _PEI_BLOCK_IO_H_
-
-#define EFI_PEI_VIRTUAL_BLOCK_IO_PPI \
- { \
- 0x695d8aa1, 0x42ee, 0x4c46, {0x80, 0x5c, 0x6e, 0xa6, 0xbc, 0xe7, 0x99, 0xe3 } \
- }
-
-typedef struct _EFI_PEI_RECOVERY_BLOCK_IO_PPI EFI_PEI_RECOVERY_BLOCK_IO_PPI;
-
-typedef UINT64 EFI_PEI_LBA;
-
-typedef enum {
- LegacyFloppy = 0,
- IdeCDROM = 1,
- IdeLS120 = 2,
- UsbMassStorage= 3,
- MaxDeviceType
-} EFI_PEI_BLOCK_DEVICE_TYPE;
-
-typedef struct {
- EFI_PEI_BLOCK_DEVICE_TYPE DeviceType;
- BOOLEAN MediaPresent;
- UINTN LastBlock;
- UINTN BlockSize;
-} EFI_PEI_BLOCK_IO_MEDIA;
-
-/**
- Gets the count of block I/O devices that one specific block driver detects.
-
- @param PeiServices General-purpose services that are available to every PEIM.
- @param This Indicates the EFI_PEI_RECOVERY_BLOCK_IO_PPI instance.
- @param NumberBlockDevices The number of block I/O devices discovered.
-
- @return Status code
-
-**/
-typedef
-EFI_STATUS
-(EFIAPI *EFI_PEI_GET_NUMBER_BLOCK_DEVICES) (
- IN EFI_PEI_SERVICES **PeiServices,
- IN EFI_PEI_RECOVERY_BLOCK_IO_PPI *This,
- OUT UINTN *NumberBlockDevices
- );
-
-/**
- Gets a block device's media information.
-
- @param PeiServices General-purpose services that are available to every PEIM
- @param This Indicates the EFI_PEI_RECOVERY_BLOCK_IO_PPI instance.
- @param DeviceIndex Specifies the block device to which the function
- wants to talk. Because the driver that implements Block I/O PPIs
- will manage multiple block devices, the PPIs that want to talk to a single
- device must specify the device index that was assigned during the enumeration
- process. This index is a number from one to NumberBlockDevices.
- @param MediaInfo The media information of the specified block media.
-
- @retval EFI_SUCCESS Media information about the specified block device was obtained successfully.
- @retval EFI_DEVICE_ERROR Cannot get the media information due to a hardware error.
-
-**/
-typedef
-EFI_STATUS
-(EFIAPI *EFI_PEI_GET_DEVICE_MEDIA_INFORMATION) (
- IN EFI_PEI_SERVICES **PeiServices,
- IN EFI_PEI_RECOVERY_BLOCK_IO_PPI *This,
- IN UINTN DeviceIndex,
- OUT EFI_PEI_BLOCK_IO_MEDIA *MediaInfo
- );
-
-/**
- Reads the requested number of blocks from the specified block device.
-
- @param PeiServices General-purpose services that are available to every PEIM.
- @param This Indicates the EFI_PEI_RECOVERY_BLOCK_IO_PPI instance.
- @param DeviceIndex Specifies the block device to which the function wants to talk.
- @param StartLBA The starting logical block address (LBA) to read from on the device
- @param BufferSize The size of the Buffer in bytes. This number must
- be a multiple of the intrinsic block size of the device.
- @param Buffer A pointer to the destination buffer for the data.
- The caller is responsible for the ownership of the buffer.
-
- @retval EFI_SUCCESS The data was read correctly from the device.
- @retval EFI_DEVICE_ERROR The device reported an error while attempting to perform the read operation.
- @retval EFI_INVALID_PARAMETER The read request contains LBAs that are not valid,
- or the buffer is not properly aligned.
- @retval EFI_BAD_BUFFER_SIZE The BufferSize parameter is not a multiple of
- the intrinsic block size of the device.
- @retval EFI_NO_MEDIA There is no media in the device.
-
-**/
-typedef
-EFI_STATUS
-(EFIAPI *EFI_PEI_READ_BLOCKS) (
- IN EFI_PEI_SERVICES **PeiServices,
- IN EFI_PEI_RECOVERY_BLOCK_IO_PPI *This,
- IN UINTN DeviceIndex,
- IN EFI_PEI_LBA StartLBA,
- IN UINTN BufferSize,
- OUT VOID *Buffer
- );
-
-/**
- @par Ppi Description:
- EFI_PEI_RECOVERY_BLOCK_IO_PPI provides the services that are required
- to access a block I/O device during PEI recovery boot mode.
-
- @param GetNumberOfBlockDevices
- Gets the number of block I/O devices that the specific block driver manages.
-
- @param GetBlockDeviceMediaInfo
- Gets the specified media information.
-
- @param ReadBlocks
- Reads the requested number of blocks from the specified block device.
-
-**/
-struct _EFI_PEI_RECOVERY_BLOCK_IO_PPI {
- EFI_PEI_GET_NUMBER_BLOCK_DEVICES GetNumberOfBlockDevices;
- EFI_PEI_GET_DEVICE_MEDIA_INFORMATION GetBlockDeviceMediaInfo;
- EFI_PEI_READ_BLOCKS ReadBlocks;
-};
-
-extern EFI_GUID gEfiPeiBlockIoPpiGuid;
-
-#endif
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