From 907c1a003937905217bf80f577671ef48d153725 Mon Sep 17 00:00:00 2001
From: qhuang8 <qhuang8@6f19259b-4bc3-4df7-8a09-765794883524>
Date: Thu, 31 Dec 2009 05:28:14 +0000
Subject: [PATCH] Remove the hard-code IoAlign in BlockIo.Media; instead, this
 value should inherit from lower Ata Pass Thru protocol instance.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@9654 6f19259b-4bc3-4df7-8a09-765794883524
---
 MdeModulePkg/Bus/Ata/AtaBusDxe/AtaBus.c             | 2 +-
 MdeModulePkg/Bus/Ata/AtaBusDxe/AtaPassThruExecute.c | 1 +
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/MdeModulePkg/Bus/Ata/AtaBusDxe/AtaBus.c b/MdeModulePkg/Bus/Ata/AtaBusDxe/AtaBus.c
index c8a588e520..4ee9309e7c 100644
--- a/MdeModulePkg/Bus/Ata/AtaBusDxe/AtaBus.c
+++ b/MdeModulePkg/Bus/Ata/AtaBusDxe/AtaBus.c
@@ -52,7 +52,7 @@ ATA_DEVICE gAtaDeviceTemplate = {
     FALSE,                     // ReadOnly
     FALSE,                     // WritingCache
     0x200,                     // BlockSize 
-    4,                         // IoAlign
+    0,                         // IoAlign
     0,                         // LastBlock
     0,                         // LowestAlignedLba
     1                          // LogicalBlocksPerPhysicalBlock
diff --git a/MdeModulePkg/Bus/Ata/AtaBusDxe/AtaPassThruExecute.c b/MdeModulePkg/Bus/Ata/AtaBusDxe/AtaPassThruExecute.c
index f4388a6c44..05496a9d16 100644
--- a/MdeModulePkg/Bus/Ata/AtaBusDxe/AtaPassThruExecute.c
+++ b/MdeModulePkg/Bus/Ata/AtaBusDxe/AtaPassThruExecute.c
@@ -289,6 +289,7 @@ IdentifyAtaDevice (
   //
   BlockMedia = &AtaDevice->BlockMedia;
   BlockMedia->LastBlock = Capacity - 1;
+  BlockMedia->IoAlign = AtaDevice->AtaBusDriverData->AtaPassThru->Mode->IoAlign;
   //
   // Check whether Long Physical Sector Feature is supported
   //