| 1 | /** @file
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| 2 | Block IO (memory mapped)
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| 3 |
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| 4 | Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.<BR>
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| 5 | This program and the accompanying materials
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| 6 | are licensed and made available under the terms and conditions of the BSD License
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| 7 | which accompanies this distribution. The full text of the license may be found at
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| 8 | http://opensource.org/licenses/bsd-license.php
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| 9 |
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| 10 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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| 11 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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| 12 |
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| 13 | **/
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| 14 |
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| 15 | #ifndef __BLOCK_MMIO_H__
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| 16 | #define __BLOCK_MMIO_H__
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| 17 |
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| 18 | #include <Protocol/BlockIo.h>
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| 19 |
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| 20 | #define BLOCK_MMIO_PROTOCOL_GUID \
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| 21 | { \
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| 22 | 0x6b558ce3, 0x69e5, 0x4c67, {0xa6, 0x34, 0xf7, 0xfe, 0x72, 0xad, 0xbe, 0x84 } \
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| 23 | }
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| 24 |
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| 25 | typedef struct _BLOCK_MMIO_PROTOCOL BLOCK_MMIO_PROTOCOL;
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| 26 |
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| 27 |
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| 28 | ///
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| 29 | /// This protocol provides control over block devices.
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| 30 | ///
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| 31 | struct _BLOCK_MMIO_PROTOCOL {
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| 32 | ///
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| 33 | /// The revision to which the block IO interface adheres. All future
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| 34 | /// revisions must be backwards compatible. If a future version is not
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| 35 | /// back wards compatible, it is not the same GUID.
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| 36 | ///
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| 37 | UINT64 Revision;
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| 38 | ///
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| 39 | /// Pointer to the EFI_BLOCK_IO_MEDIA data for this device.
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| 40 | ///
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| 41 | EFI_BLOCK_IO_MEDIA *Media;
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| 42 |
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| 43 | EFI_PHYSICAL_ADDRESS BaseAddress;
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| 44 |
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| 45 | };
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| 46 |
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| 47 | extern EFI_GUID gBlockMmioProtocolGuid;
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| 48 |
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| 49 | #endif
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| 50 |
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