Add BasePalLibNull

It originates from BasePalCallLibNull

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@6507 6f19259b-4bc3-4df7-8a09-765794883524

MdePkg/Library/BasePalLibNull/BasePalLibNull.inf

@@ -0,0 +1,40 @@
+#/** @file
+# Null instance of PAL Library with empty functions.
+#
+# Copyright (c) 2007 - 2008, 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                      = BasePalCallLibNull
+  FILE_GUID                      = 632D5625-B73D-43b8-AF30-8D225D96168E
+  MODULE_TYPE                    = BASE
+  VERSION_STRING                 = 1.0
+  LIBRARY_CLASS                  = PalCallLib 
+  EDK_RELEASE_VERSION            = 0x00020000
+
+
+#
+#  VALID_ARCHITECTURES           = IPF
+#
+
+[Sources.common]
+  PalCall.c
+
+
+[Packages]
+  MdePkg/MdePkg.dec
+
+
+[LibraryClasses]
+  DebugLib
+

MdePkg/Library/BasePalLibNull/PalCall.c

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+/** @file
+  
+  Template and Sample instance of PalCallLib.
+  
+  Copyright (c) 2006 - 2008, 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.
+
+**/
+#include <Base.h>
+#include <Library/PalLib.h>
+#include <Library/DebugLib.h>
+
+/**
+  Makes a PAL procedure call.
+
+  This is a wrapper function to make a PAL procedure call.
+  This is just a template as simple instance. It does not
+  make real PAL call. It directly reports error if called.
+
+  @param  Index  The PAL procedure Index number.
+  @param  Arg2   The 2nd parameter for PAL procedure calls.
+  @param  Arg3   The 3rd parameter for PAL procedure calls.
+  @param  Arg4   The 4th parameter for PAL procedure calls.
+
+  @return Structure returned from the PAL Call procedure, including the status and return value.
+
+**/
+PAL_CALL_RETURN
+EFIAPI
+PalCall (
+  IN UINT64                  Index,
+  IN UINT64                  Arg2,
+  IN UINT64                  Arg3,
+  IN UINT64                  Arg4
+  )
+{
+  PAL_CALL_RETURN Ret;
+
+  Ret.Status = (UINT64) -1;
+  ASSERT (!RETURN_ERROR (RETURN_UNSUPPORTED));
+  return Ret;
+}