The Block IO protocol is used to abstract block devices like hard drives,\r
DVD-ROMs and floppy drives.\r
\r
- Copyright (c) 2006 - 2011, Intel Corporation. All rights reserved.<BR>\r
- 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
+ Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>\r
+ SPDX-License-Identifier: BSD-2-Clause-Patent\r
\r
**/\r
\r
0x964e5b21, 0x6459, 0x11d2, {0x8e, 0x39, 0x0, 0xa0, 0xc9, 0x69, 0x72, 0x3b } \\r
}\r
\r
-typedef struct _EFI_BLOCK_IO_PROTOCOL EFI_BLOCK_IO_PROTOCOL;\r
+typedef struct _EFI_BLOCK_IO_PROTOCOL EFI_BLOCK_IO_PROTOCOL;\r
\r
///\r
/// Protocol GUID name defined in EFI1.1.\r
-/// \r
-#define BLOCK_IO_PROTOCOL EFI_BLOCK_IO_PROTOCOL_GUID\r
+///\r
+#define BLOCK_IO_PROTOCOL EFI_BLOCK_IO_PROTOCOL_GUID\r
\r
///\r
/// Protocol defined in EFI1.1.\r
-/// \r
-typedef EFI_BLOCK_IO_PROTOCOL EFI_BLOCK_IO;\r
+///\r
+typedef EFI_BLOCK_IO_PROTOCOL EFI_BLOCK_IO;\r
\r
/**\r
Reset the Block Device.\r
@retval EFI_NO_MEDIA There is no media in the device.\r
@retval EFI_MEDIA_CHANGED The MediaId does not matched the current device.\r
@retval EFI_BAD_BUFFER_SIZE The Buffer was not a multiple of the block size of the device.\r
- @retval EFI_INVALID_PARAMETER The read request contains LBAs that are not valid, \r
+ @retval EFI_INVALID_PARAMETER The read request contains LBAs that are not valid,\r
or the buffer is not on proper alignment.\r
\r
**/\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_BAD_BUFFER_SIZE The Buffer was not a multiple of the block size of the device.\r
- @retval EFI_INVALID_PARAMETER The write request contains LBAs that are not valid, \r
+ @retval EFI_INVALID_PARAMETER The write request contains LBAs that are not valid,\r
or the buffer is not on proper alignment.\r
\r
**/\r
///\r
/// The curent media Id. If the media changes, this value is changed.\r
///\r
- UINT32 MediaId; \r
- \r
+ UINT32 MediaId;\r
+\r
///\r
/// TRUE if the media is removable; otherwise, FALSE.\r
- /// \r
- BOOLEAN RemovableMedia;\r
- \r
+ ///\r
+ BOOLEAN RemovableMedia;\r
+\r
///\r
/// TRUE if there is a media currently present in the device;\r
/// othersise, FALSE. THis field shows the media present status\r
- /// as of the most recent ReadBlocks() or WriteBlocks() call. \r
+ /// as of the most recent ReadBlocks() or WriteBlocks() call.\r
///\r
- BOOLEAN MediaPresent;\r
+ BOOLEAN MediaPresent;\r
\r
///\r
/// TRUE if LBA 0 is the first block of a partition; otherwise\r
/// FALSE. For media with only one partition this would be TRUE.\r
///\r
- BOOLEAN LogicalPartition;\r
- \r
+ BOOLEAN LogicalPartition;\r
+\r
///\r
/// TRUE if the media is marked read-only otherwise, FALSE.\r
/// This field shows the read-only status as of the most recent WriteBlocks () call.\r
///\r
- BOOLEAN ReadOnly;\r
- \r
+ BOOLEAN ReadOnly;\r
+\r
///\r
/// TRUE if the WriteBlock () function caches write data.\r
///\r
- BOOLEAN WriteCaching; \r
- \r
+ BOOLEAN WriteCaching;\r
+\r
///\r
/// The intrinsic block size of the device. If the media changes, then\r
- /// this field is updated. \r
+ /// this field is updated.\r
///\r
- UINT32 BlockSize; \r
- \r
+ UINT32 BlockSize;\r
+\r
///\r
/// Supplies the alignment requirement for any buffer to read or write block(s).\r
///\r
- UINT32 IoAlign; \r
- \r
+ UINT32 IoAlign;\r
+\r
///\r
/// The last logical block address on the device.\r
- /// If the media changes, then this field is updated. \r
+ /// If the media changes, then this field is updated.\r
///\r
- EFI_LBA LastBlock; \r
+ EFI_LBA LastBlock;\r
\r
///\r
/// Only present if EFI_BLOCK_IO_PROTOCOL.Revision is greater than or equal to\r
- /// EFI_BLOCK_IO_PROTOCOL_REVISION2. Returns the first LBA is aligned to \r
- /// a physical block boundary. \r
+ /// EFI_BLOCK_IO_PROTOCOL_REVISION2. Returns the first LBA is aligned to\r
+ /// a physical block boundary.\r
///\r
- EFI_LBA LowestAlignedLba;\r
+ EFI_LBA LowestAlignedLba;\r
\r
///\r
/// Only present if EFI_BLOCK_IO_PROTOCOL.Revision is greater than or equal to\r
- /// EFI_BLOCK_IO_PROTOCOL_REVISION2. Returns the number of logical blocks \r
+ /// EFI_BLOCK_IO_PROTOCOL_REVISION2. Returns the number of logical blocks\r
/// per physical block.\r
///\r
- UINT32 LogicalBlocksPerPhysicalBlock;\r
+ UINT32 LogicalBlocksPerPhysicalBlock;\r
\r
///\r
/// Only present if EFI_BLOCK_IO_PROTOCOL.Revision is greater than or equal to\r
/// EFI_BLOCK_IO_PROTOCOL_REVISION3. Returns the optimal transfer length\r
/// granularity as a number of logical blocks.\r
///\r
- UINT32 OptimalTransferLengthGranularity;\r
+ UINT32 OptimalTransferLengthGranularity;\r
} EFI_BLOCK_IO_MEDIA;\r
\r
-#define EFI_BLOCK_IO_PROTOCOL_REVISION 0x00010000\r
-#define EFI_BLOCK_IO_PROTOCOL_REVISION2 0x00020001\r
-#define EFI_BLOCK_IO_PROTOCOL_REVISION3 0x00020031\r
+#define EFI_BLOCK_IO_PROTOCOL_REVISION 0x00010000\r
+#define EFI_BLOCK_IO_PROTOCOL_REVISION2 0x00020001\r
+#define EFI_BLOCK_IO_PROTOCOL_REVISION3 0x0002001F\r
\r
///\r
/// Revision defined in EFI1.1.\r
-/// \r
-#define EFI_BLOCK_IO_INTERFACE_REVISION EFI_BLOCK_IO_PROTOCOL_REVISION\r
+///\r
+#define EFI_BLOCK_IO_INTERFACE_REVISION EFI_BLOCK_IO_PROTOCOL_REVISION\r
\r
///\r
/// This protocol provides control over block devices.\r
/// revisions must be backwards compatible. If a future version is not\r
/// back wards compatible, it is not the same GUID.\r
///\r
- UINT64 Revision;\r
+ UINT64 Revision;\r
///\r
/// Pointer to the EFI_BLOCK_IO_MEDIA data for this device.\r
///\r
- EFI_BLOCK_IO_MEDIA *Media;\r
-\r
- EFI_BLOCK_RESET Reset;\r
- EFI_BLOCK_READ ReadBlocks;\r
- EFI_BLOCK_WRITE WriteBlocks;\r
- EFI_BLOCK_FLUSH FlushBlocks;\r
+ EFI_BLOCK_IO_MEDIA *Media;\r
\r
+ EFI_BLOCK_RESET Reset;\r
+ EFI_BLOCK_READ ReadBlocks;\r
+ EFI_BLOCK_WRITE WriteBlocks;\r
+ EFI_BLOCK_FLUSH FlushBlocks;\r
};\r
\r
-extern EFI_GUID gEfiBlockIoProtocolGuid;\r
+extern EFI_GUID gEfiBlockIoProtocolGuid;\r
\r
#endif\r