From ab4eb9640e72bb97cd51a9d08838ec5678687a71 Mon Sep 17 00:00:00 2001
From: qhuang8 <qhuang8@6f19259b-4bc3-4df7-8a09-765794883524>
Date: Mon, 26 May 2008 08:32:50 +0000
Subject: Rollback the enhancement of Pcibus in r4844 for more investigation.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@5292 6f19259b-4bc3-4df7-8a09-765794883524
---
 IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/PciEnumeratorSupport.c | 6 ------
 IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/PciResourceSupport.c   | 7 -------
 IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/pcibus.h               | 1 -
 3 files changed, 14 deletions(-)

(limited to 'IntelFrameworkModulePkg/Bus')

diff --git a/IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/PciEnumeratorSupport.c b/IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/PciEnumeratorSupport.c
index 75e6859e0d..7d211eaaed 100644
--- a/IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/PciEnumeratorSupport.c
+++ b/IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/PciEnumeratorSupport.c
@@ -453,12 +453,6 @@ GatherPpbInfo (
     } else {
       PciIoDevice->Decodes |= EFI_BRIDGE_IO16_DECODE_SUPPORTED;
     }
-    //
-    // changed to support En1K for IO Bridge Device
-    //
-    if( (Value & 0x0c) == 0x0c ){
-      PciIoDevice->Decodes |= EFI_BRIDGE_IOEN1K_DECODE_SUPPORTED;
-    }
   }
 
   Status = BarExisted (
diff --git a/IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/PciResourceSupport.c b/IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/PciResourceSupport.c
index 563f229c7f..9e094d1f8e 100644
--- a/IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/PciResourceSupport.c
+++ b/IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/PciResourceSupport.c
@@ -593,13 +593,6 @@ CreateResourceNode (
   Node->PciDev        = PciDev;
   Node->Length        = Length;
   Node->Alignment     = Alignment;
-  if(((ResType == PciBarTypeIo16) || (ResType == PciBarTypeIo32)) && ( Alignment == 0x0FFF))
-  {
-    if((PciDev->Decodes & EFI_BRIDGE_IOEN1K_DECODE_SUPPORTED) == EFI_BRIDGE_IOEN1K_DECODE_SUPPORTED)
-      Node->Alignment = 0x3FF;
-    else
-      Node->Alignment = 0xFFF;
-  }
   Node->Bar           = Bar;
   Node->ResType       = ResType;
   Node->Reserved      = FALSE;
diff --git a/IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/pcibus.h b/IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/pcibus.h
index 9ce14e87e0..9db1dde553 100644
--- a/IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/pcibus.h
+++ b/IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/pcibus.h
@@ -110,7 +110,6 @@ typedef struct {
 #define EFI_BRIDGE_PMEM_MEM_COMBINE_SUPPORTED 0x0010
 #define EFI_BRIDGE_MEM64_DECODE_SUPPORTED     0x0020
 #define EFI_BRIDGE_MEM32_DECODE_SUPPORTED     0x0040
-#define EFI_BRIDGE_IOEN1K_DECODE_SUPPORTED    0x0080
 
 #define PCI_MAX_HOST_BRIDGE_NUM               0x0010
 //
-- 
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