Correct file header comments for DiskIo2.h.

Signed-off-by: Ruiyu Ni <ruiyu.ni@intel.com>
git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@14931 6f19259b-4bc3-4df7-8a09-765794883524

diff --git a/MdePkg/Include/Protocol/DiskIo2.h b/MdePkg/Include/Protocol/DiskIo2.h
index a6badf231a3faa3cf485b94c503aca0d77a1673c..6e0665b1dc2572d96d0c088f395c5323ca9085ff 100644 (file)
--- a/MdePkg/Include/Protocol/DiskIo2.h
+++ b/MdePkg/Include/Protocol/DiskIo2.h
@@ -1,9 +1,8 @@
 /** @file\r
-  Disk IO protocol as defined in the UEFI 2.0 specification.\r
+  Disk I/O 2 protocol as defined in the UEFI 2.4 specification.\r
 \r
-  The Disk IO2 protocol is used to convert block oriented devices into byte\r
-  oriented devices. The Disk IO protocol is intended to layer on top of the\r
-  Block IO protocol.\r
+  The Disk I/O 2 protocol defines an extension to the Disk I/O protocol to enable\r
+  non-blocking / asynchronous byte-oriented disk operation.\r
 \r
   Copyright (c) 2013, Intel Corporation. All rights reserved.<BR>\r
   This program and the accompanying materials                          \r