Initial import.

[mirror_edk2.git] / EdkModulePkg / Universal / Disk / DiskIo / Dxe / diskio.h

/*++\r
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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
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Module Name:\r
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  DiskIo.h\r
  \r
Abstract:\r
  Private Data definition for Disk IO driver\r
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--*/\r
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#ifndef _DISK_IO_H\r
#define _DISK_IO_H\r
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#define DISK_IO_PRIVATE_DATA_SIGNATURE  EFI_SIGNATURE_32 ('d', 's', 'k', 'I')\r
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#define DATA_BUFFER_BLOCK_NUM           (64)\r
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typedef struct {\r
  UINTN                 Signature;\r
  EFI_DISK_IO_PROTOCOL  DiskIo;\r
  EFI_BLOCK_IO_PROTOCOL *BlockIo;\r
} DISK_IO_PRIVATE_DATA;\r
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#define DISK_IO_PRIVATE_DATA_FROM_THIS(a) CR (a, DISK_IO_PRIVATE_DATA, DiskIo, DISK_IO_PRIVATE_DATA_SIGNATURE)\r
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//\r
// Global Variables\r
//\r
extern EFI_DRIVER_BINDING_PROTOCOL  gDiskIoDriverBinding;\r
extern EFI_COMPONENT_NAME_PROTOCOL  gDiskIoComponentName;\r
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#endif\r