diff options
Diffstat (limited to 'MdePkg/Include/Protocol/BlockIo2.h')
| -rw-r--r-- | MdePkg/Include/Protocol/BlockIo2.h | 34 |
1 files changed, 14 insertions, 20 deletions
diff --git a/MdePkg/Include/Protocol/BlockIo2.h b/MdePkg/Include/Protocol/BlockIo2.h index 0e4bb289cffd1..75ea914ffcdf8 100644 --- a/MdePkg/Include/Protocol/BlockIo2.h +++ b/MdePkg/Include/Protocol/BlockIo2.h @@ -5,14 +5,8 @@ enables the ability to read and write data at a block level in a non-blocking manner. - Copyright (c) 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) 2011 - 2018, Intel Corporation. All rights reserved.<BR> + SPDX-License-Identifier: BSD-2-Clause-Patent **/ @@ -69,7 +63,7 @@ EFI_STATUS /** Read BufferSize bytes from Lba into Buffer. - + This function reads the requested number of blocks from the device. All the blocks are read, or an error is returned. If EFI_DEVICE_ERROR, EFI_NO_MEDIA,_or EFI_MEDIA_CHANGED is returned and @@ -77,13 +71,13 @@ EFI_STATUS not be signaled. @param[in] This Indicates a pointer to the calling context. - @param[in] MediaId Id of the media, changes every time the media is + @param[in] MediaId Id of the media, changes every time the media is replaced. @param[in] Lba The starting Logical Block Address to read from. - @param[in, out] Token A pointer to the token associated with the transaction. - @param[in] BufferSize Size of Buffer, must be a multiple of device block size. - @param[out] Buffer A pointer to the destination buffer for the data. The - caller is responsible for either having implicit or + @param[in, out] Token A pointer to the token associated with the transaction. + @param[in] BufferSize Size of Buffer, must be a multiple of device block size. + @param[out] Buffer A pointer to the destination buffer for the data. The + caller is responsible for either having implicit or explicit ownership of the buffer. @retval EFI_SUCCESS The read request was queued if Token->Event is @@ -95,7 +89,7 @@ EFI_STATUS @retval EFI_MEDIA_CHANGED The MediaId is not for the current media. @retval EFI_BAD_BUFFER_SIZE The BufferSize parameter is not a multiple of the intrinsic block size of the device. - @retval EFI_INVALID_PARAMETER The read request contains LBAs that are not valid, + @retval EFI_INVALID_PARAMETER The read request contains LBAs that are not valid, or the buffer is not on proper alignment. @retval EFI_OUT_OF_RESOURCES The request could not be completed due to a lack of resources. @@ -136,7 +130,7 @@ EFI_STATUS @retval EFI_MEDIA_CHNAGED The MediaId does not matched the current device. @retval EFI_DEVICE_ERROR The device reported an error while performing the write. @retval EFI_BAD_BUFFER_SIZE The Buffer was not a multiple of the block size of the device. - @retval EFI_INVALID_PARAMETER The write request contains LBAs that are not valid, + @retval EFI_INVALID_PARAMETER The write request contains LBAs that are not valid, or the buffer is not on proper alignment. @retval EFI_OUT_OF_RESOURCES The request could not be completed due to a lack of resources. @@ -155,10 +149,10 @@ EFI_STATUS /** Flush the Block Device. - + If EFI_DEVICE_ERROR, EFI_NO_MEDIA,_EFI_WRITE_PROTECTED or EFI_MEDIA_CHANGED is returned and non-blocking I/O is being used, the Event associated with - this request will not be signaled. + this request will not be signaled. @param[in] This Indicates a pointer to the calling context. @param[in,out] Token A pointer to the token associated with the transaction @@ -189,9 +183,9 @@ EFI_STATUS /// struct _EFI_BLOCK_IO2_PROTOCOL { /// - /// A pointer to the EFI_BLOCK_IO_MEDIA data for this device. + /// A pointer to the EFI_BLOCK_IO_MEDIA data for this device. /// Type EFI_BLOCK_IO_MEDIA is defined in BlockIo.h. - /// + /// EFI_BLOCK_IO_MEDIA *Media; EFI_BLOCK_RESET_EX Reset; |