diff --git a/mcu/tools/mbis.pl b/mcu/tools/mbis.pl
new file mode 100644
index 0000000..89d3af5
--- /dev/null
+++ b/mcu/tools/mbis.pl
@@ -0,0 +1,108 @@
+#!/usr/bin/perl 
+#
+#  Copyright Statement:
+#  --------------------
+#  This software is protected by Copyright and the information contained
+#  herein is confidential. The software may not be copied and the information
+#  contained herein may not be used or disclosed except with the written
+#  permission of MediaTek Inc. (C) 2005
+#
+#  BY OPENING THIS FILE, BUYER HEREBY UNEQUIVOCALLY ACKNOWLEDGES AND AGREES
+#  THAT THE SOFTWARE/FIRMWARE AND ITS DOCUMENTATIONS ("MEDIATEK SOFTWARE")
+#  RECEIVED FROM MEDIATEK AND/OR ITS REPRESENTATIVES ARE PROVIDED TO BUYER ON
+#  AN "AS-IS" BASIS ONLY. MEDIATEK EXPRESSLY DISCLAIMS ANY AND ALL WARRANTIES,
+#  EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF
+#  MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE OR NONINFRINGEMENT.
+#  NEITHER DOES MEDIATEK PROVIDE ANY WARRANTY WHATSOEVER WITH RESPECT TO THE
+#  SOFTWARE OF ANY THIRD PARTY WHICH MAY BE USED BY, INCORPORATED IN, OR
+#  SUPPLIED WITH THE MEDIATEK SOFTWARE, AND BUYER AGREES TO LOOK ONLY TO SUCH
+#  THIRD PARTY FOR ANY WARRANTY CLAIM RELATING THERETO. MEDIATEK SHALL ALSO
+#  NOT BE RESPONSIBLE FOR ANY MEDIATEK SOFTWARE RELEASES MADE TO BUYER'S
+#  SPECIFICATION OR TO CONFORM TO A PARTICULAR STANDARD OR OPEN FORUM.
+#
+#  BUYER'S SOLE AND EXCLUSIVE REMEDY AND MEDIATEK'S ENTIRE AND CUMULATIVE
+#  LIABILITY WITH RESPECT TO THE MEDIATEK SOFTWARE RELEASED HEREUNDER WILL BE,
+#  AT MEDIATEK'S OPTION, TO REVISE OR REPLACE THE MEDIATEK SOFTWARE AT ISSUE,
+#  OR REFUND ANY SOFTWARE LICENSE FEES OR SERVICE CHARGE PAID BY BUYER TO
+#  MEDIATEK FOR SUCH MEDIATEK SOFTWARE AT ISSUE.
+#
+#  THE TRANSACTION CONTEMPLATED HEREUNDER SHALL BE CONSTRUED IN ACCORDANCE
+#  WITH THE LAWS OF THE STATE OF CALIFORNIA, USA, EXCLUDING ITS CONFLICT OF
+#  LAWS PRINCIPLES.  ANY DISPUTES, CONTROVERSIES OR CLAIMS ARISING THEREOF AND
+#  RELATED THERETO SHALL BE SETTLED BY ARBITRATION IN SAN FRANCISCO, CA, UNDER
+#  THE RULES OF THE INTERNATIONAL CHAMBER OF COMMERCE (ICC).
+#
+#
+#*****************************************************************************
+
+use strict;
+use warnings;
+use tools::mbis;
+
+#*****************************************************************************
+#              Global Variable Declaration and Initialization
+#*****************************************************************************
+our $argv_count;
+our $command;
+our $info;
+our $argv;
+our $folder;
+
+# get -s|-t|-i|-o|-e|-c
+$argv = shift(@ARGV);
+
+# get the arguments number
+$argv_count = @ARGV;
+
+
+if ($argv =~ /^-s$/i && $argv_count >= 1){
+    &mbisLogCommand(1,@ARGV);
+}
+elsif ($argv =~ /^-t$/i && $argv_count == 1){
+    $info = shift(@ARGV);
+    &mbisLogTimeStamp(1,$info);
+}
+elsif ($argv =~ /^-i$/i && $argv_count == 1){
+    $info = shift(@ARGV);
+    &mbisLogInfo(1,$info);
+}
+elsif ($argv =~ /^-o$/i && $argv_count == 1){
+    $folder = shift(@ARGV);
+    &mergeLogFile(1,$folder);
+}
+elsif ($argv =~ /^-e$/i && $argv_count == 0){
+    &mbisPostProcess(1);
+}
+elsif ($argv =~ /^-c$/i && $argv_count == 0){
+    &writeTimeLogFromTempfile(1);
+}
+else{
+    &usage;
+}
+
+
+
+sub usage{
+    warn << "__END_OF_USAGE";
+
+Usage:
+    mbis.pl [-s|-i|-t|-o|-e|-c] \@argvs
+
+Description:
+    -s \@argv :
+        log the original command and arguments into mbis info MBIS_BUILD_INFO_LOG.
+    -i $info           :
+        log the info message into MBIS_BUILD_INFO_LOG.
+    -t $info           :
+        log the info message and timestamp into MBIS_BUILD_TIME_TMP.
+    -o $folder         :
+        merge the content of all the *.mbis files $folder into MBIS_BUILD_TIME_TMP.
+    -e                 :
+        rewrite MBIS_BUILD_INFO_LOG and MBIS_BUILD_TIME_LOG and add mbis process time info.
+    -c                 :
+        calculate the time duration in MBIS_BUILD_TIME_TMP and rewrite into MBIS_BUILD_TIME_LOG file.
+
+__END_OF_USAGE
+
+  exit 1;
+}