--- a/gsm-fw/bsp/Makefile	Sun Nov 17 05:53:10 2013 +0000
+++ b/gsm-fw/bsp/Makefile	Sun Nov 17 06:08:47 2013 +0000
@@ -13,15 +13,23 @@
 HDRS=	armio.h clkm.h dma.h inth.h iq.h mem.h rhea_arm.h sim.h timer.h \
 	timer1.h timer2.h ulpd.h
 
-all:	${IOBJS} ${XOBJS} xipcode.o
+SUBDIR=	abb+spi
+
+all:	${IOBJS} ${XOBJS} ${SUBDIR} xipcode.o
 
 ${AOBJS}:	${HDRS}
 
 ${XTOBJS}:	%.o : %.c ${HDRS}
 	${CC} ${CFLAGS} -mthumb -c $<
 
-xipcode.o:	${XOBJS}
-	${LD} -r -o $@ ${XOBJS}
+xipcode.o:	${XOBJS} ${SUBDIR}
+	${LD} -r -o $@ ${XOBJS} abb+spi/xipcode.o
+
+${SUBDIR}: FRC
+	cd $@; ${MAKE} ${MFLAGS}
 
 clean:
-	rm -f *.[oa] *errs
+	rm -f *.[oa] *.out *errs
+	for i in ${SUBDIR}; do (cd $$i; ${MAKE} ${MFLAGS} clean); done
+
+FRC: