From a56678b8ce9eb1b98e14caff0d858acb8142288f Mon Sep 17 00:00:00 2001
From: xli24 <xli24@6f19259b-4bc3-4df7-8a09-765794883524>
Date: Tue, 30 Jun 2009 06:59:33 +0000
Subject: [PATCH] Add null instance of SmmLib in IntelFrameworkPkg.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@8686 6f19259b-4bc3-4df7-8a09-765794883524
---
 IntelFrameworkPkg/IntelFrameworkPkg.dsc       |  3 +-
 .../Library/SmmLibNull/SmmLibNull.c           | 89 +++++++++++++++++++
 .../Library/SmmLibNull/SmmLibNull.inf         | 36 ++++++++
 3 files changed, 127 insertions(+), 1 deletion(-)
 create mode 100644 IntelFrameworkPkg/Library/SmmLibNull/SmmLibNull.c
 create mode 100644 IntelFrameworkPkg/Library/SmmLibNull/SmmLibNull.inf

diff --git a/IntelFrameworkPkg/IntelFrameworkPkg.dsc b/IntelFrameworkPkg/IntelFrameworkPkg.dsc
index e96d666f9c..adbbca9058 100644
--- a/IntelFrameworkPkg/IntelFrameworkPkg.dsc
+++ b/IntelFrameworkPkg/IntelFrameworkPkg.dsc
@@ -3,7 +3,7 @@
 #
 # This DSC file is used for Package Level build.
 #
-# Copyright (c) 2007, Intel Corporation
+# Copyright (c) 2007 - 2009, Intel Corporation
 #
 #  All rights reserved. This program and the accompanying materials
 #    are licensed and made available under the terms and conditions of the BSD License
@@ -75,4 +75,5 @@
   IntelFrameworkPkg/Library/DxeSmmDriverEntryPoint/DxeSmmDriverEntryPoint.inf
   IntelFrameworkPkg/Library/PeiSmbusLibSmbusPpi/PeiSmbusLibSmbusPpi.inf
   IntelFrameworkPkg/Library/PeiHobLibFramework/PeiHobLibFramework.inf
+  IntelFrameworkPkg/Library/SmmLibNull/SmmLibNull.inf
 
diff --git a/IntelFrameworkPkg/Library/SmmLibNull/SmmLibNull.c b/IntelFrameworkPkg/Library/SmmLibNull/SmmLibNull.c
new file mode 100644
index 0000000000..fd7233a4b6
--- /dev/null
+++ b/IntelFrameworkPkg/Library/SmmLibNull/SmmLibNull.c
@@ -0,0 +1,89 @@
+/** @file
+  NULL instance of SMM Library.
+
+  Copyright (c) 2009, Intel Corporation<BR>
+  All rights reserved. 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.             
+
+**/
+
+#include <Base.h>
+#include <Library/SmmLib.h>
+
+/**
+  Triggers an SMI at boot time.  
+
+  This function triggers a software SMM interrupt at boot time.
+
+**/
+VOID
+EFIAPI
+TriggerBootServiceSoftwareSmi (
+  VOID
+  )
+{
+  return;
+}
+
+
+/**
+  Triggers an SMI at run time.  
+
+  This function triggers a software SMM interrupt at run time.
+
+**/
+VOID
+EFIAPI
+TriggerRuntimeSoftwareSmi (
+  VOID
+  )
+{
+  return;
+}
+
+
+
+/**
+  Test if a boot time software SMI happened.  
+
+  This function tests if a software SMM interrupt happened. If a software SMM interrupt happened and
+  it was triggered at boot time, it returns TRUE. Otherwise, it returns FALSE.
+
+  @retval TRUE   A software SMI triggered at boot time happened.
+  @retval FLASE  No software SMI happened or the software SMI was triggered at run time.
+
+**/
+BOOLEAN
+EFIAPI
+IsBootServiceSoftwareSmi (
+  VOID
+  )
+{
+  return FALSE;
+}
+
+
+/**
+  Test if a run time software SMI happened.  
+
+  This function tests if a software SMM interrupt happened. If a software SMM interrupt happened and
+  it was triggered at run time, it returns TRUE. Otherwise, it returns FALSE.
+
+  @retval TRUE   A software SMI triggered at run time happened.
+  @retval FLASE  No software SMI happened or the software SMI was triggered at boot time.
+
+**/
+BOOLEAN
+EFIAPI
+IsRuntimeSoftwareSmi (
+  VOID
+  )
+{
+  return FALSE;
+}
+
diff --git a/IntelFrameworkPkg/Library/SmmLibNull/SmmLibNull.inf b/IntelFrameworkPkg/Library/SmmLibNull/SmmLibNull.inf
new file mode 100644
index 0000000000..3636e111b2
--- /dev/null
+++ b/IntelFrameworkPkg/Library/SmmLibNull/SmmLibNull.inf
@@ -0,0 +1,36 @@
+#/** @file
+# NULL instance of SMM Library.
+#
+#  Copyright (c) 2009, Intel Corporation.
+#
+#  All rights reserved. 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.
+#
+#
+#**/
+
+[Defines]
+  INF_VERSION                    = 0x00010005
+  BASE_NAME                      = SmmLibNull
+  FILE_GUID                      = DDADFC93-FBC5-4389-B20F-EC99E4A6AE52
+  MODULE_TYPE                    = BASE
+  VERSION_STRING                 = 1.0
+  LIBRARY_CLASS                  = SmmLib
+
+#
+# The following information is for reference only and not required by the build tools.
+#
+#  VALID_ARCHITECTURES           = IA32 X64 IPF EBC
+#
+
+[Sources.common]
+  SmmLibNull.c
+  
+
+[Packages]
+  MdePkg/MdePkg.dec
+  IntelFrameworkPkg/IntelFrameworkPkg.dec
-- 
2.39.2