ARCH ?= arm
CPU ?= stm32f4xx
ifeq ($(ARCH),stm32f4xx)
CFLAGS += -DARCH_STM32F4XX
endif
ifeq ($(BOARD), stm32f4-discovery)
CFLAGS += -DBOARD_STM32F4_DISCOVERY
endif
CROSS_COMPILE=arm-none-eabi-

INCLUDES += \
	/opt/arm-2011.09/arm-none-eabi/include \
	/opt/gcc-arm-none-eabi-5_4-2016q2/lib/gcc/arm-none-eabi/5.4.1/include

ifeq ($(DEBUG),y)
OPTIM = 0
CFLAGS += -g
DBG_EXT = -dbg
else
OPTIM = s
LDFLAGS += -s
DBG_EXT =
endif

CFLAGS += \
	-mthumb \
	-T $(ROOT_DIR)/config/linker/stm32_flash.ld \
	-D USE_STDPERIPH_DRIVER\
	-D VECT_TAB_FLASH\
	-D GCC_ARMCM4\
	-D THUMB_INTERWORK\
	-D PACK_STRUCT_END=__attribute\(\(packed\)\)\
	-D ALIGN_STRUCT_END=__attribute\(\(aligned\(4\)\)\)\
	-mcpu=cortex-m4 \
	-mfpu=fpv4-sp-d16 \
	-mfloat-abi=softfp \
	-fdata-sections \
	-ffunction-sections
#	-D inline= -mthumb\

CPPCHECK_FLAGS += \
	-D USE_STDPERIPH_DRIVER\
	-D VECT_TAB_FLASH\
	-D GCC_ARMCM4\
	-D THUMB_INTERWORK\
	-D PACK_STRUCT_END=__attribute\(\(packed\)\)\
	-D ALIGN_STRUCT_END=__attribute\(\(aligned\(4\)\)\)\
	-D __thumb__ \
	--check-config

LDFLAGS=\
	-Wl,--gc-sections \
	-Xlinker -M > $(MAP_DIR)/$(APP).map
	
ASFLAGS=-mapcs-32 -g
ARFLAGS=rcs

OOCD_IMAGE=$(BINFILE)
OOCD_CFG_FILE=$(EXE_DIR)/openocd.cfg

PRE_PROGRAM = echo "telnet_port 4444\ninit\nreset halt\nflash write_image erase $(OOCD_IMAGE) 0x08000000 bin\nreset run\n shutdown\n" > $(OOCD_CFG_FILE)
PROGRAM = openocd -f /usr/share/openocd/scripts/board/stm32f4discovery.cfg -f $(OOCD_CFG_FILE)