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Per UEFI Spec, LowestAlignedLba and LogicalBlocksPerPhysicalBlock must be 0 for logical partitions.

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git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@10668 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
niruiyu
2010-07-20 03:11:58 +00:00
parent 2496b46512
commit fe3b68bb0f
1 changed files with 10 additions and 1 deletions
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11
MdeModulePkg/Universal/Disk/PartitionDxe/Partition.c
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@ -4,7 +4,7 @@
of the raw block devices media. Currently "El Torito CD-ROM", Legacy of the raw block devices media. Currently "El Torito CD-ROM", Legacy
MBR, and GPT partition schemes are supported. MBR, and GPT partition schemes are supported.
Copyright (c) 2006 - 2009, Intel Corporation. All rights reserved.<BR> Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License 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 which accompanies this distribution. The full text of the license may be found at
@ -658,6 +658,15 @@ PartitionInstallChildHandle (
Private->Media.BlockSize = (UINT32) BlockSize; Private->Media.BlockSize = (UINT32) BlockSize;
//
// Per UEFI Spec, LowestAlignedLba and LogicalBlocksPerPhysicalBlock must be 0
// for logical partitions.
//
if (Private->BlockIo.Revision >= EFI_BLOCK_IO_PROTOCOL_REVISION2) {
Private->BlockIo.Media->LowestAlignedLba = 0;
Private->BlockIo.Media->LogicalBlocksPerPhysicalBlock = 0;
}
Private->BlockIo.Reset = PartitionReset; Private->BlockIo.Reset = PartitionReset;
Private->BlockIo.ReadBlocks = PartitionReadBlocks; Private->BlockIo.ReadBlocks = PartitionReadBlocks;
Private->BlockIo.WriteBlocks = PartitionWriteBlocks; Private->BlockIo.WriteBlocks = PartitionWriteBlocks;