MdeModulePkg: Add generic PciHostBridgeDxe driver.

This driver links to PciHostBridgeLib provided by platform/silicon to
produce PciRootBridgeIo and PciHostBridgeResourceAllocation protocol.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Ruiyu Ni <ruiyu.ni@intel.com>
Reviewed-by: Feng Tian <feng.tian@intel.com>

git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@19658 6f19259b-4bc3-4df7-8a09-765794883524

MdeModulePkg/Bus/Pci/PciHostBridgeDxe/PciHostResource.h

@@ -0,0 +1,47 @@
+/** @file
+
+  The Header file of the Pci Host Bridge Driver.
+
+Copyright (c) 1999 - 2016, Intel Corporation. All rights reserved.<BR>
+This program and the accompanying materials
+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
+http://opensource.org/licenses/bsd-license.php
+
+THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+**/
+#ifndef _PCI_HOST_RESOURCE_H_
+#define _PCI_HOST_RESOURCE_H_
+
+#include <PiDxe.h>
+
+#define PCI_RESOURCE_LESS         0xFFFFFFFFFFFFFFFE
+
+typedef enum {
+  TypeIo    = 0,
+  TypeMem32,
+  TypePMem32,
+  TypeMem64,
+  TypePMem64,
+  TypeBus,
+  TypeMax
+} PCI_RESOURCE_TYPE;
+
+typedef enum {
+  ResNone,
+  ResSubmitted,
+  ResAllocated,
+  ResStatusMax
+} RES_STATUS;
+
+typedef struct {
+  PCI_RESOURCE_TYPE Type;
+  UINT64            Base;
+  UINT64            Length;
+  UINT64            Alignment;
+  RES_STATUS        Status;
+} PCI_RES_NODE;
+
+#endif