[PATCH 2/2] MdeModulePkg/UefiBootManagerlib: Add two event signals

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

From: Bret Barkelew <Bret.Barkelew@microsoft.com>

REF: https://bugzilla.tianocore.org/show_bug.cgi?id=1676

Add gEfiEventPreReadyToBootGuid signal before gEfiEventReadyToBootGuid
and gEfiEventPostReadyToBootGuid after gEfiEventReadyToBootGuid in
UefiBootManagerLib.

Cc: Jian J Wang <jian.j.wang@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>
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Zhichao Gao <zhichao.gao@intel.com>
---
 MdeModulePkg/Library/UefiBootManagerLib/BmBoot.c             | 2 ++
 MdeModulePkg/Library/UefiBootManagerLib/InternalBm.h         | 4 +++-
 .../Library/UefiBootManagerLib/UefiBootManagerLib.inf        | 5 ++++-
 3 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/MdeModulePkg/Library/UefiBootManagerLib/BmBoot.c b/MdeModulePkg/Library/UefiBootManagerLib/BmBoot.c
index 0535cd7335..7bd4840f90 100644
--- a/MdeModulePkg/Library/UefiBootManagerLib/BmBoot.c
+++ b/MdeModulePkg/Library/UefiBootManagerLib/BmBoot.c
@@ -1807,7 +1807,9 @@ EfiBootManagerBoot (
     DEBUG ((EFI_D_INFO, "[Bds] Booting Boot Manager Menu.\n"));
     BmStopHotkeyService (NULL, NULL);
   } else {
+    EfiEventGroupSignal (&gEfiEventPreReadyToBootGuid);
     EfiSignalEventReadyToBoot();
+    EfiEventGroupSignal (&gEfiEventPostReadyToBootGuid);
     //
     // Report Status Code to indicate ReadyToBoot was signalled
     //
diff --git a/MdeModulePkg/Library/UefiBootManagerLib/InternalBm.h b/MdeModulePkg/Library/UefiBootManagerLib/InternalBm.h
index 0fef63fcee..c507d75e62 100644
--- a/MdeModulePkg/Library/UefiBootManagerLib/InternalBm.h
+++ b/MdeModulePkg/Library/UefiBootManagerLib/InternalBm.h
@@ -1,7 +1,7 @@
 /** @file
   BDS library definition, include the file and data structure
 
-Copyright (c) 2004 - 2018, Intel Corporation. All rights reserved.<BR>
+Copyright (c) 2004 - 2019, Intel Corporation. All rights reserved.<BR>
 (C) Copyright 2015 Hewlett Packard Enterprise Development LP<BR>
 This program and the accompanying materials
 are licensed and made available under the terms and conditions of the BSD License
@@ -53,6 +53,8 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
 #include <Guid/GlobalVariable.h>
 #include <Guid/StatusCodeDataTypeId.h>
 #include <Guid/StatusCodeDataTypeVariable.h>
+#include <Guid/EventPreReadyToBoot.h>
+#include <Guid/EventPostReadyToBoot.h>
 
 #include <Library/PrintLib.h>
 #include <Library/DebugLib.h>
diff --git a/MdeModulePkg/Library/UefiBootManagerLib/UefiBootManagerLib.inf b/MdeModulePkg/Library/UefiBootManagerLib/UefiBootManagerLib.inf
index 228b910336..e1ec8885eb 100644
--- a/MdeModulePkg/Library/UefiBootManagerLib/UefiBootManagerLib.inf
+++ b/MdeModulePkg/Library/UefiBootManagerLib/UefiBootManagerLib.inf
@@ -5,7 +5,7 @@
 #  manipulation, hotkey registration, UEFI boot, connect/disconnect, console
 #  manipulation, driver health checking and etc.
 #
-#  Copyright (c) 2007 - 2018, Intel Corporation. All rights reserved.<BR>
+#  Copyright (c) 2007 - 2019, Intel Corporation. All rights reserved.<BR>
 #  (C) Copyright 2016 Hewlett Packard Enterprise Development LP<BR>
 #  This program and the accompanying materials
 #  are licensed and made available under the terms and conditions of the BSD License
@@ -90,6 +90,9 @@
   gEfiDiskInfoScsiInterfaceGuid                 ## SOMETIMES_CONSUMES ## GUID
   gEfiDiskInfoSdMmcInterfaceGuid                ## SOMETIMES_CONSUMES ## GUID
 
+  gEfiEventPreReadyToBootGuid                   ## SOMETIMES_CONSUMES ## Event
+  gEfiEventPostReadyToBootGuid                  ## SOMETIMES_CONSUMES ## Event
+
 [Protocols]
   gEfiPciRootBridgeIoProtocolGuid               ## CONSUMES
   gEfiSimpleFileSystemProtocolGuid              ## SOMETIMES_CONSUMES
-- 
2.21.0.windows.1