diff options
Diffstat (limited to 'src/include/ipxe/efi/Protocol/BlockIo.h')
| -rw-r--r-- | src/include/ipxe/efi/Protocol/BlockIo.h | 65 |
1 files changed, 29 insertions, 36 deletions
diff --git a/src/include/ipxe/efi/Protocol/BlockIo.h b/src/include/ipxe/efi/Protocol/BlockIo.h index f45154bb1..5efaf6e90 100644 --- a/src/include/ipxe/efi/Protocol/BlockIo.h +++ b/src/include/ipxe/efi/Protocol/BlockIo.h @@ -4,38 +4,32 @@ The Block IO protocol is used to abstract block devices like hard drives, DVD-ROMs and floppy drives. - Copyright (c) 2006 - 2011, Intel Corporation. All rights reserved.<BR> - 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. + Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR> + SPDX-License-Identifier: BSD-2-Clause-Patent **/ #ifndef __BLOCK_IO_H__ #define __BLOCK_IO_H__ -FILE_LICENCE ( BSD3 ); +FILE_LICENCE ( BSD2_PATENT ); #define EFI_BLOCK_IO_PROTOCOL_GUID \ { \ 0x964e5b21, 0x6459, 0x11d2, {0x8e, 0x39, 0x0, 0xa0, 0xc9, 0x69, 0x72, 0x3b } \ } -typedef struct _EFI_BLOCK_IO_PROTOCOL EFI_BLOCK_IO_PROTOCOL; +typedef struct _EFI_BLOCK_IO_PROTOCOL EFI_BLOCK_IO_PROTOCOL; /// /// Protocol GUID name defined in EFI1.1. /// -#define BLOCK_IO_PROTOCOL EFI_BLOCK_IO_PROTOCOL_GUID +#define BLOCK_IO_PROTOCOL EFI_BLOCK_IO_PROTOCOL_GUID /// /// Protocol defined in EFI1.1. /// -typedef EFI_BLOCK_IO_PROTOCOL EFI_BLOCK_IO; +typedef EFI_BLOCK_IO_PROTOCOL EFI_BLOCK_IO; /** Reset the Block Device. @@ -137,84 +131,84 @@ typedef struct { /// /// The curent media Id. If the media changes, this value is changed. /// - UINT32 MediaId; + UINT32 MediaId; /// /// TRUE if the media is removable; otherwise, FALSE. /// - BOOLEAN RemovableMedia; + BOOLEAN RemovableMedia; /// /// TRUE if there is a media currently present in the device; /// othersise, FALSE. THis field shows the media present status /// as of the most recent ReadBlocks() or WriteBlocks() call. /// - BOOLEAN MediaPresent; + BOOLEAN MediaPresent; /// /// TRUE if LBA 0 is the first block of a partition; otherwise /// FALSE. For media with only one partition this would be TRUE. /// - BOOLEAN LogicalPartition; + BOOLEAN LogicalPartition; /// /// TRUE if the media is marked read-only otherwise, FALSE. /// This field shows the read-only status as of the most recent WriteBlocks () call. /// - BOOLEAN ReadOnly; + BOOLEAN ReadOnly; /// /// TRUE if the WriteBlock () function caches write data. /// - BOOLEAN WriteCaching; + BOOLEAN WriteCaching; /// /// The intrinsic block size of the device. If the media changes, then /// this field is updated. /// - UINT32 BlockSize; + UINT32 BlockSize; /// /// Supplies the alignment requirement for any buffer to read or write block(s). /// - UINT32 IoAlign; + UINT32 IoAlign; /// /// The last logical block address on the device. /// If the media changes, then this field is updated. /// - EFI_LBA LastBlock; + EFI_LBA LastBlock; /// /// Only present if EFI_BLOCK_IO_PROTOCOL.Revision is greater than or equal to /// EFI_BLOCK_IO_PROTOCOL_REVISION2. Returns the first LBA is aligned to /// a physical block boundary. /// - EFI_LBA LowestAlignedLba; + EFI_LBA LowestAlignedLba; /// /// Only present if EFI_BLOCK_IO_PROTOCOL.Revision is greater than or equal to /// EFI_BLOCK_IO_PROTOCOL_REVISION2. Returns the number of logical blocks /// per physical block. /// - UINT32 LogicalBlocksPerPhysicalBlock; + UINT32 LogicalBlocksPerPhysicalBlock; /// /// Only present if EFI_BLOCK_IO_PROTOCOL.Revision is greater than or equal to /// EFI_BLOCK_IO_PROTOCOL_REVISION3. Returns the optimal transfer length /// granularity as a number of logical blocks. /// - UINT32 OptimalTransferLengthGranularity; + UINT32 OptimalTransferLengthGranularity; } EFI_BLOCK_IO_MEDIA; -#define EFI_BLOCK_IO_PROTOCOL_REVISION 0x00010000 -#define EFI_BLOCK_IO_PROTOCOL_REVISION2 0x00020001 -#define EFI_BLOCK_IO_PROTOCOL_REVISION3 0x00020031 +#define EFI_BLOCK_IO_PROTOCOL_REVISION 0x00010000 +#define EFI_BLOCK_IO_PROTOCOL_REVISION2 0x00020001 +#define EFI_BLOCK_IO_PROTOCOL_REVISION3 0x0002001F /// /// Revision defined in EFI1.1. /// -#define EFI_BLOCK_IO_INTERFACE_REVISION EFI_BLOCK_IO_PROTOCOL_REVISION +#define EFI_BLOCK_IO_INTERFACE_REVISION EFI_BLOCK_IO_PROTOCOL_REVISION /// /// This protocol provides control over block devices. @@ -225,19 +219,18 @@ struct _EFI_BLOCK_IO_PROTOCOL { /// revisions must be backwards compatible. If a future version is not /// back wards compatible, it is not the same GUID. /// - UINT64 Revision; + UINT64 Revision; /// /// Pointer to the EFI_BLOCK_IO_MEDIA data for this device. /// - EFI_BLOCK_IO_MEDIA *Media; - - EFI_BLOCK_RESET Reset; - EFI_BLOCK_READ ReadBlocks; - EFI_BLOCK_WRITE WriteBlocks; - EFI_BLOCK_FLUSH FlushBlocks; + EFI_BLOCK_IO_MEDIA *Media; + EFI_BLOCK_RESET Reset; + EFI_BLOCK_READ ReadBlocks; + EFI_BLOCK_WRITE WriteBlocks; + EFI_BLOCK_FLUSH FlushBlocks; }; -extern EFI_GUID gEfiBlockIoProtocolGuid; +extern EFI_GUID gEfiBlockIoProtocolGuid; #endif |