MdePkg/Include/Protocol/Tls.h: pack structures from the TLS RFC

[mirror_edk2.git] / MdePkg / Include / Protocol / BlockIo.h

diff --git a/MdePkg/Include/Protocol/BlockIo.h b/MdePkg/Include/Protocol/BlockIo.h
index ba3cae208201370e3df7de2ad9b0704bb1dde3f5..0bc2bcbd8e269c1da36c98a5d9ece9e686f4a116 100644 (file)
--- a/MdePkg/Include/Protocol/BlockIo.h
+++ b/MdePkg/Include/Protocol/BlockIo.h
@@ -4,8 +4,8 @@
   The Block IO protocol is used to abstract block devices like hard drives,\r
   DVD-ROMs and floppy drives.\r
 \r
-  Copyright (c) 2006 - 2008, Intel Corporation                                                         \r
-  All rights reserved. This program and the accompanying materials                          \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
@@ -182,9 +182,32 @@ typedef struct {
   /// If the media changes, then this field is updated. \r
   ///\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
+  ///\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
+  /// per physical block.\r
+  ///\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
 } 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
 \r
 ///\r
 /// Revision defined in EFI1.1.\r