+++ /dev/null
-/** @file\r
- Disk IO protocol as defined in the EFI 1.0 specification.\r
-\r
- The Disk IO protocol is used to convert block oriented devices into byte\r
- oriented devices. The Disk IO protocol is intended to layer on top of the\r
- Block IO protocol.\r
-\r
- Copyright (c) 2006, 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: DiskIo.h\r
-\r
-**/\r
-\r
-#ifndef __DISK_IO_H__\r
-#define __DISK_IO_H__\r
-\r
-#define EFI_DISK_IO_PROTOCOL_GUID \\r
- { \\r
- 0xce345171, 0xba0b, 0x11d2, {0x8e, 0x4f, 0x0, 0xa0, 0xc9, 0x69, 0x72, 0x3b } \\r
- }\r
-\r
-typedef struct _EFI_DISK_IO_PROTOCOL EFI_DISK_IO_PROTOCOL;\r
-\r
-/**\r
- Read BufferSize bytes from Offset into Buffer.\r
-\r
- @param This Protocol instance pointer.\r
- @param MediaId Id of the media, changes every time the media is replaced.\r
- @param Offset The starting byte offset to read from\r
- @param BufferSize Size of Buffer\r
- @param Buffer Buffer containing read data\r
-\r
- @retval EFI_SUCCESS The data was read correctly from the device.\r
- @retval EFI_DEVICE_ERROR The device reported an error while performing the read.\r
- @retval EFI_NO_MEDIA There is no media in the device.\r
- @retval EFI_MEDIA_CHNAGED The MediaId does not matched the current device.\r
- @retval EFI_INVALID_PARAMETER The read request contains device addresses that are not\r
- valid for the device.\r
-\r
-**/\r
-typedef\r
-EFI_STATUS\r
-(EFIAPI *EFI_DISK_READ) (\r
- IN EFI_DISK_IO_PROTOCOL *This,\r
- IN UINT32 MediaId,\r
- IN UINT64 Offset,\r
- IN UINTN BufferSize,\r
- OUT VOID *Buffer\r
- )\r
-;\r
-\r
-/**\r
- Read BufferSize bytes from Offset into Buffer.\r
-\r
- @param This Protocol instance pointer.\r
- @param MediaId Id of the media, changes every time the media is replaced.\r
- @param Offset The starting byte offset to read from\r
- @param BufferSize Size of Buffer\r
- @param Buffer Buffer containing read data\r
-\r
- @retval EFI_SUCCESS The data was written correctly to the device.\r
- @retval EFI_WRITE_PROTECTED The device can not be written to.\r
- @retval EFI_DEVICE_ERROR The device reported an error while performing the write.\r
- @retval EFI_NO_MEDIA There is no media in the device.\r
- @retval EFI_MEDIA_CHNAGED The MediaId does not matched the current device.\r
- @retval EFI_INVALID_PARAMETER The write request contains device addresses that are not\r
- valid for the device.\r
-\r
-**/\r
-typedef\r
-EFI_STATUS\r
-(EFIAPI *EFI_DISK_WRITE) (\r
- IN EFI_DISK_IO_PROTOCOL *This,\r
- IN UINT32 MediaId,\r
- IN UINT64 Offset,\r
- IN UINTN BufferSize,\r
- IN VOID *Buffer\r
- )\r
-;\r
-\r
-#define EFI_DISK_IO_PROTOCOL_REVISION 0x00010000\r
-\r
-struct _EFI_DISK_IO_PROTOCOL {\r
- UINT64 Revision;\r
- EFI_DISK_READ ReadDisk;\r
- EFI_DISK_WRITE WriteDisk;\r
-};\r
-\r
-extern EFI_GUID gEfiDiskIoProtocolGuid;\r
-\r
-#endif\r