diff --git a/build/buildtools/commondefs b/build/buildtools/commondefs
index ba558b1..7cd2db5 100644
--- a/build/buildtools/commondefs
+++ b/build/buildtools/commondefs
@@ -37,7 +37,7 @@ TWLSDK_VERSION_MAJOR	?= 0
 #	TWL_PROC      = [ARM9/ARM7]
 #
 
-TWL_PLATFORM		?= BB
+TWL_PLATFORM		?= DSTEG
 TWL_MEMSIZE			?= 8M
 TWL_CODEGEN			?= ARM
 TWL_PROC			?= ARM9
@@ -97,7 +97,7 @@ NITRO_BUILD_DIR		?= $(TWL_BUILD_DIR)
 #	one of [ISD/KMC/ARM]
 #
 
-TWL_DEBUGGER	?= KMC
+TWL_DEBUGGER	?= ARM
 
 
 #----------------------------------------------------------------------------
diff --git a/build/tests/mi/Makefile b/build/tests/mi/Makefile
index 02f78d4..ba08dcf 100644
--- a/build/tests/mi/Makefile
+++ b/build/tests/mi/Makefile
@@ -21,9 +21,14 @@ include	$(TWLSDK_ROOT)/build/buildtools/commondefs
 #----------------------------------------------------------------------------
 
 SUBDIRS =	\
+
+ifneq	($(TWL_PLATFORM),DSTEG)
+SUBDIRS +=	\
 			exDma-1 \
 			_ARM7_exDma-1 \
 
+endif
+
 
 #----------------------------------------------------------------------------