[PATCH V2 3/4] MdeModulePkg: Add gEdkiiCommonEventProtocolGuid for creating event

["Gao, Zhichao" <zhichao.gao@intel.com>]

REF: https://bugzilla.tianocore.org/show_bug.cgi?id=1400

Add common event protocol to support all TPL event:
Add the guid and header file of it.

Cc: Jian J Wang <jian.j.wang@intel.com>
Cc: Hao A Wu <hao.a.wu@intel.com>
Cc: Ray Ni <ray.ni@intel.com>
Cc: Star Zeng <star.zeng@intel.com>
Cc: Liming gao <liming.gao@intel.com>
Cc: Sean Brogan <sean.brogan@microsoft.com>
Cc: Michael Turner <Michael.Turner@microsoft.com>
Cc: Bret Barkelew <Bret.Barkelew@microsoft.com>
Signed-off-by: Zhichao Gao <zhichao.gao@intel.com>
---
 MdeModulePkg/Include/Protocol/CommonEvent.h | 18 ++++++++++++++++++
 MdeModulePkg/MdeModulePkg.dec               |  3 +++
 2 files changed, 21 insertions(+)
 create mode 100644 MdeModulePkg/Include/Protocol/CommonEvent.h

diff --git a/MdeModulePkg/Include/Protocol/CommonEvent.h b/MdeModulePkg/Include/Protocol/CommonEvent.h
new file mode 100644
index 0000000000..176be14101
--- /dev/null
+++ b/MdeModulePkg/Include/Protocol/CommonEvent.h
@@ -0,0 +1,18 @@
+/** @file
+  Common event protocol would provide a service of event.
+
+  Copyright (c) 2019, Intel Corporation. All rights reserved.<BR>
+  SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+#ifndef __COMMON_EVENT_H__
+#define __COMMON_EVENT_H__
+
+#include <Uefi.h>
+
+typedef struct {
+  EFI_CREATE_EVENT_EX       CreateEventEx;
+  EFI_WAIT_FOR_EVENT        WaitForEvent;
+} EDKII_COMMON_EVENT_PROTOCOL;
+
+#endif
diff --git a/MdeModulePkg/MdeModulePkg.dec b/MdeModulePkg/MdeModulePkg.dec
index 354241c2ab..8c746927e5 100644
--- a/MdeModulePkg/MdeModulePkg.dec
+++ b/MdeModulePkg/MdeModulePkg.dec
@@ -623,6 +623,9 @@
   ## Include/Protocol/Cpu2.h
   gEdkiiCpu2ProtocolGuid = { 0x55198405, 0x26C0, 0x4765, {0x8B, 0x7D, 0xBE, 0x1D, 0xF5, 0xF9, 0x97, 0x12 }}
 
+  ## Include/Protocole/CommonEvent.h
+  gEdkiiCommonEventProtocolGuid = { 0x8bfb3718, 0xdb10, 0x4cc1, { 0xa9, 0xf5, 0x84, 0xae, 0xce, 0xce, 0x99, 0x55 } }
+
 #
 # [Error.gEfiMdeModulePkgTokenSpaceGuid]
 #   0x80000001 | Invalid value provided.
-- 
2.21.0.windows.1