# $Id: Makefile.msp430,v 1.35 2011/01/19 07:30:31 adamdunkels Exp $

ifdef nodeid
CFLAGS += -DNODEID=$(nodeid)
endif

.SUFFIXES:

### Define the CPU directory
CONTIKI_CPU=$(CONTIKI)/cpu/msp430

### Define the source files we have in the MSP430 port

CONTIKI_CPU_DIRS = . dev

MSP430     = msp430.c flash.c clock.c leds.c leds-arch.c \
             watchdog.c lpm.c mtarch.c rtimer-arch.c
UIPDRIVERS = me.c me_tabs.c slip.c crc16.c
ELFLOADER  = elfloader.c elfloader-msp430.c symtab.c

CONTIKI_TARGET_SOURCEFILES += $(MSP430) \
                              $(SYSAPPS) $(ELFLOADER) \
                              $(UIPDRIVERS)

CONTIKI_SOURCEFILES        += $(CONTIKI_TARGET_SOURCEFILES)

### Compiler definitions
ifdef IAR
CC	 = icc430
LD       = xlink
AS       = iasm430
AR       = xar
OBJCOPY  = ielftool
STRIP    = strip


ifndef IAR_PATH
# This works with cygwin...
IAR_BIN_PATH = $(shell dirname "`which $(CC)`")
IAR_PATH_C = $(shell dirname "$(IAR_BIN_PATH)")
IAR_PATH = $(shell cygpath -m "$(IAR_PATH_C)")
endif

CFLAGS += --diag_suppress=Pa050 --silent

#defaults on the MSP430X core include file here (xlfn.h)
ifndef CFLAGSNO
CFLAGSNO = --dlib_config "$(IAR_PATH)/LIB/DLIB/dl430xlfn.h" $(CFLAGSWERROR)
# CFLAGSNO = --dlib_config $(IAR_PATH)/LIB/DLIB/dl430xlfn.h -Ohz --multiplier=32 --multiplier_location=4C0 --hw_workaround=CPU40 --core=430X $(CFLAGSWERROR) --data_model large --double=32
endif

CUSTOM_RULE_C_TO_O = 1
%.o: %.c
	$(CC) $(CFLAGS) $< -o $@

CUSTOM_RULE_C_TO_OBJECTDIR_O = 1
$(OBJECTDIR)/%.o: %.c
	$(CC) $(CFLAGS) $< -o $@
#	@$(FINALIZE_DEPENDENCY)
CUSTOM_RULE_C_TO_CO = 1
%.co: %.c
	$(CC) $(CFLAGS) -DAUTOSTART_ENABLE $< -o $@

AROPTS = -o

else
GCC      = 1
CC       = msp430-gcc
LD       = msp430-gcc
AS       = msp430-as
AR       = msp430-ar
NM       = msp430-nm
OBJCOPY  = msp430-objcopy
STRIP    = msp430-strip
BSL      = msp430-bsl
CFLAGSNO = -Wall -mmcu=$(MCU) -g $(CFLAGSWERROR)
CFLAGS  += $(CFLAGSNO) -Os -fno-strict-aliasing
LDFLAGS += -mmcu=$(MCU) -Wl,-Map=contiki-$(TARGET).map
endif

ifdef WERROR
CFLAGSWERROR=-Werror
endif

CFLAGS  += $(CFLAGSNO)


### These flags can reduce the code size and RAM usage with up to 10%
ifdef SMALL
CFLAGS += -ffunction-sections
LDFLAGS += -Wl,--gc-sections,--undefined=_reset_vector__,--undefined=InterruptVectors,--undefined=_copy_data_init__,--undefined=_clear_bss_init__,--undefined=_end_of_init__
endif # SMALL


PROJECT_OBJECTFILES += ${addprefix $(OBJECTDIR)/,$(CONTIKI_TARGET_MAIN:.c=.o)}

### Compilation rules

%-stripped.o: %.c
	$(CC) $(CFLAGS) -c $< -o $@
	$(STRIP) --strip-unneeded -g -x $@

%.cm: %.co
	$(LD) -i -r --unresolved-symbols=ignore-in-object-files -mmsp430x149 -o $@ $^
	$(STRIP) --strip-unneeded -g -x $@

%-stripped.o: %.o
	$(STRIP) --strip-unneeded -g -x -o $@ $<

%.o: ${CONTIKI_TARGET}/loader/%.S
	$(AS) -o $(notdir $(<:.S=.o)) $<

%.firmware:	%.${TARGET}
	mv $< $@

%.ihex: %.$(TARGET)
	$(OBJCOPY) $^ -O ihex $@

%.mspsim:	%.${TARGET}
	java -jar ${CONTIKI}/tools/mspsim/mspsim.jar -platform=${TARGET} $<

mspsim-maptable:	contiki-${TARGET}.map
	java -classpath ${CONTIKI}/tools/mspsim/mspsim.jar se.sics.mspsim.util.MapTable $<

core-labels.o: core.${TARGET}
	${CONTIKI}/tools/msp430-make-labels core.${TARGET} > core-labels.S
	$(AS) -o $@ core-labels.S
#	cp core-labels.o app/

core-globals.o: core.${TARGET}
	${CONTIKI}/tools/msp430-make-globals core.${TARGET} > core-globals.S
	$(AS) -o $@ core-globals.S

loader-init.o: ${CONTIKI_TARGET}/loader/loader-init.S
	$(AS) -o $(notdir $(<:.S=.o)) $<
# 	cp loader-init.o build-app/

.PHONY: symbols.c symbols.h
ifdef CORE
symbols.c:
	$(NM) $(CORE) | awk -f $(CONTIKI)/tools/mknmlist > symbols.c
else
symbols.c symbols.h:
	cp ${CONTIKI}/tools/empty-symbols.c symbols.c
	cp ${CONTIKI}/tools/empty-symbols.h symbols.h
endif