diff --git a/trunk/firmware/build/buildtools/commondefs b/trunk/firmware/build/buildtools/commondefs
new file mode 100644
index 0000000..1ae2288
--- /dev/null
+++ b/trunk/firmware/build/buildtools/commondefs
@@ -0,0 +1,20 @@
+#! make -f
+#----------------------------------------------------------------------------
+# Project:  CtrFirm - commondefs - common definitions for build system
+# File:     commondefs
+#
+#  Copyright 2009 Nintendo.  All rights reserved.
+#
+# These coded instructions, statements, and computer programs contain
+# proprietary information of Nintendo of America Inc. and/or Nintendo
+# Company Ltd., and are protected by Federal copyright law.  They may
+# not be disclosed to third parties or copied or duplicated in any form,
+# in whole or in part, without the prior written consent of Nintendo.
+#
+# $Date:: 2009-01-29#$
+# $Rev: 230 $
+# $Author: nakasima $
+#----------------------------------------------------------------------------
+
+-include $(CTRSDK_ROOT)/build/buildtools/commondefs
+
diff --git a/trunk/firmware/build/buildtools/modulerules b/trunk/firmware/build/buildtools/modulerules
new file mode 100644
index 0000000..87a3749
--- /dev/null
+++ b/trunk/firmware/build/buildtools/modulerules
@@ -0,0 +1,20 @@
+#! make -f
+#----------------------------------------------------------------------------
+# Project:  CtrFirm - modulerules - common rules for build system
+# File:     modulerules
+#
+# Copyright 2009 Nintendo.  All rights reserved.
+#
+# These coded instructions, statements, and computer programs contain
+# proprietary information of Nintendo of America Inc. and/or Nintendo
+# Company Ltd., and are protected by Federal copyright law.  They may
+# not be disclosed to third parties or copied or duplicated in any form,
+# in whole or in part, without the prior written consent of Nintendo.
+#
+# $Date:: 2009-01-28#$
+# $Rev: 227 $
+# $Author: nakasima $
+#----------------------------------------------------------------------------
+
+-include $(CTRSDK_ROOT)/build/buildtools/modulerules
+