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atbetaflight
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###############################################################################
# "THE BEER-WARE LICENSE" (Revision 42):
# <msmith@FreeBSD.ORG> wrote this file. As long as you retain this notice you
# can do whatever you want with this stuff. If we meet some day, and you think
# this stuff is worth it, you can buy me a beer in return
###############################################################################
#
# Makefile for building the betaflight firmware.
#
# Invoke this with 'make help' to see the list of supported targets.
#
###############################################################################
# Things that the user might override on the commandline
#
# The target to build, see VALID_TARGETS below
TARGET ?= NAZE
# Compile-time options
OPTIONS ?=
# compile for OpenPilot BootLoader support
OPBL ?= no
# Debugger optons, must be empty or GDB
DEBUG ?=
# Insert the debugging hardfault debugger
# releases should not be built with this flag as it does not disable pwm output
DEBUG_HARDFAULTS ?=
# Serial port/Device for flashing
SERIAL_DEVICE ?= $(firstword $(wildcard /dev/ttyUSB*) no-port-found)
# Flash size (KB). Some low-end chips actually have more flash than advertised, use this to override.
FLASH_SIZE ?=
###############################################################################
# Things that need to be maintained as the source changes
#
FORKNAME = betaflight
# Working directories
ROOT := $(patsubst %/,%,$(dir $(lastword $(MAKEFILE_LIST))))
SRC_DIR = $(ROOT)/src/main
OBJECT_DIR = $(ROOT)/obj/main
BIN_DIR = $(ROOT)/obj
CMSIS_DIR = $(ROOT)/lib/main/CMSIS
INCLUDE_DIRS = $(SRC_DIR) \
$(ROOT)/src/main/target
LINKER_DIR = $(ROOT)/src/main/target
# default xtal value for F4 targets
HSE_VALUE = 8000000
# used for turning on features like VCP and SDCARD
FEATURES =
ALT_TARGETS = $(sort $(filter-out target, $(basename $(notdir $(wildcard $(ROOT)/src/main/target/*/*.mk)))))
OPBL_TARGETS = $(filter %_OPBL, $(ALT_TARGETS))
#VALID_TARGETS = $(F1_TARGETS) $(F3_TARGETS) $(F4_TARGETS)
VALID_TARGETS = $(dir $(wildcard $(ROOT)/src/main/target/*/target.mk))
VALID_TARGETS := $(subst /,, $(subst ./src/main/target/,, $(VALID_TARGETS)))
VALID_TARGETS := $(VALID_TARGETS) $(ALT_TARGETS)
VALID_TARGETS := $(sort $(VALID_TARGETS))
ifeq ($(filter $(TARGET),$(ALT_TARGETS)), $(TARGET))
BASE_TARGET := $(firstword $(subst /,, $(subst ./src/main/target/,, $(dir $(wildcard $(ROOT)/src/main/target/*/$(TARGET).mk)))))
-include $(ROOT)/src/main/target/$(BASE_TARGET)/$(TARGET).mk
else
BASE_TARGET := $(TARGET)
endif
ifeq ($(filter $(TARGET),$(OPBL_TARGETS)), $(TARGET))
OPBL = yes
endif
# silently ignore if the file is not present. Allows for target specific.
-include $(ROOT)/src/main/target/$(BASE_TARGET)/target.mk
F4_TARGETS = $(F405_TARGETS) $(F411_TARGETS)
ifeq ($(filter $(TARGET),$(VALID_TARGETS)),)
$(error Target '$(TARGET)' is not valid, must be one of $(VALID_TARGETS). Have you prepared a valid target.mk?)
endif
ifeq ($(filter $(TARGET),$(F1_TARGETS) $(F3_TARGETS) $(F4_TARGETS)),)
$(error Target '$(TARGET)' has not specified a valid STM group, must be one of F1, F3, F405, or F411. Have you prepared a valid target.mk?)
endif
128K_TARGETS = $(F1_TARGETS)
256K_TARGETS = $(F3_TARGETS)
512K_TARGETS = $(F411_TARGETS)
1024K_TARGETS = $(F405_TARGETS)
# Configure default flash sizes for the targets (largest size specified gets hit first) if flash not specified already.
ifeq ($(FLASH_SIZE),)
ifeq ($(TARGET),$(filter $(TARGET),$(1024K_TARGETS)))
FLASH_SIZE = 1024
else ifeq ($(TARGET),$(filter $(TARGET),$(512K_TARGETS)))
FLASH_SIZE = 512
else ifeq ($(TARGET),$(filter $(TARGET),$(256K_TARGETS)))
FLASH_SIZE = 256
else ifeq ($(TARGET),$(filter $(TARGET),$(128K_TARGETS)))
FLASH_SIZE = 128
else
$(error FLASH_SIZE not configured for target $(TARGET))
endif
endif
# note that there is no hardfault debugging startup file assembly handler for other platforms
ifeq ($(DEBUG_HARDFAULTS),F3)
CFLAGS += -DDEBUG_HARDFAULTS
STM32F30x_COMMON_SRC = startup_stm32f3_debug_hardfault_handler.S
else
STM32F30x_COMMON_SRC = startup_stm32f30x_md_gcc.S
endif
REVISION = $(shell git log -1 --format="%h")
FC_VER_MAJOR := $(shell grep " FC_VERSION_MAJOR" src/main/version.h | awk '{print $$3}' )
FC_VER_MINOR := $(shell grep " FC_VERSION_MINOR" src/main/version.h | awk '{print $$3}' )
FC_VER_PATCH := $(shell grep " FC_VERSION_PATCH" src/main/version.h | awk '{print $$3}' )
FC_VER := $(FC_VER_MAJOR).$(FC_VER_MINOR).$(FC_VER_PATCH)
# Search path for sources
VPATH := $(SRC_DIR):$(SRC_DIR)/startup
USBFS_DIR = $(ROOT)/lib/main/STM32_USB-FS-Device_Driver
USBPERIPH_SRC = $(notdir $(wildcard $(USBFS_DIR)/src/*.c))
FATFS_DIR = $(ROOT)/lib/main/FatFS
FATFS_SRC = $(notdir $(wildcard $(FATFS_DIR)/*.c))
CSOURCES := $(shell find $(SRC_DIR) -name '*.c')
ifeq ($(TARGET),$(filter $(TARGET),$(F3_TARGETS)))
# F3 TARGETS
STDPERIPH_DIR = $(ROOT)/lib/main/STM32F30x_StdPeriph_Driver
STDPERIPH_SRC = $(notdir $(wildcard $(STDPERIPH_DIR)/src/*.c))
EXCLUDES = stm32f30x_crc.c \
stm32f30x_can.c
STDPERIPH_SRC := $(filter-out ${EXCLUDES}, $(STDPERIPH_SRC))
DEVICE_STDPERIPH_SRC = $(STDPERIPH_SRC)
VPATH := $(VPATH):$(CMSIS_DIR)/CM1/CoreSupport:$(CMSIS_DIR)/CM1/DeviceSupport/ST/STM32F30x
CMSIS_SRC = $(notdir $(wildcard $(CMSIS_DIR)/CM1/CoreSupport/*.c \
$(CMSIS_DIR)/CM1/DeviceSupport/ST/STM32F30x/*.c))
INCLUDE_DIRS := $(INCLUDE_DIRS) \
$(STDPERIPH_DIR)/inc \
$(CMSIS_DIR)/CM1/CoreSupport \
$(CMSIS_DIR)/CM1/DeviceSupport/ST/STM32F30x
ifneq ($(filter VCP, $(FEATURES)),)
INCLUDE_DIRS := $(INCLUDE_DIRS) \
$(USBFS_DIR)/inc \
$(ROOT)/src/main/vcp
VPATH := $(VPATH):$(USBFS_DIR)/src
DEVICE_STDPERIPH_SRC := $(DEVICE_STDPERIPH_SRC)\
$(USBPERIPH_SRC)
endif
ifneq ($(filter SDCARD, $(FEATURES)),)
INCLUDE_DIRS := $(INCLUDE_DIRS) \
$(FATFS_DIR) \
VPATH := $(VPATH):$(FATFS_DIR)
endif
LD_SCRIPT = $(LINKER_DIR)/stm32_flash_f303_$(FLASH_SIZE)k.ld
ARCH_FLAGS = -mthumb -mcpu=cortex-m4 -mfloat-abi=hard -mfpu=fpv4-sp-d16 -fsingle-precision-constant -Wdouble-promotion
DEVICE_FLAGS = -DSTM32F303xC -DSTM32F303
TARGET_FLAGS = -D$(TARGET)
# End F3 targets
#
# Start F4 targets
else ifeq ($(TARGET),$(filter $(TARGET), $(F4_TARGETS)))
#STDPERIPH
STDPERIPH_DIR = $(ROOT)/lib/main/STM32F4xx_StdPeriph_Driver
STDPERIPH_SRC = $(notdir $(wildcard $(STDPERIPH_DIR)/src/*.c))
EXCLUDES = stm32f4xx_crc.c \
stm32f4xx_can.c \
stm32f4xx_fmc.c \
stm32f4xx_sai.c \
stm32f4xx_cec.c \
stm32f4xx_dsi.c \
stm32f4xx_flash_ramfunc.c \
stm32f4xx_fmpi2c.c \
stm32f4xx_lptim.c \
stm32f4xx_qspi.c \
stm32f4xx_spdifrx.c \
stm32f4xx_cryp.c \
stm32f4xx_cryp_aes.c \
stm32f4xx_hash_md5.c \
stm32f4xx_cryp_des.c \
stm32f4xx_rtc.c \
stm32f4xx_hash.c \
stm32f4xx_dbgmcu.c \
stm32f4xx_cryp_tdes.c \
stm32f4xx_hash_sha1.c
ifeq ($(TARGET),$(filter $(TARGET), $(F411_TARGETS)))
EXCLUDES += stm32f4xx_fsmc.c
endif
STDPERIPH_SRC := $(filter-out ${EXCLUDES}, $(STDPERIPH_SRC))
#USB
USBCORE_DIR = $(ROOT)/lib/main/STM32_USB_Device_Library/Core
USBCORE_SRC = $(notdir $(wildcard $(USBCORE_DIR)/src/*.c))
USBOTG_DIR = $(ROOT)/lib/main/STM32_USB_OTG_Driver
USBOTG_SRC = $(notdir $(wildcard $(USBOTG_DIR)/src/*.c))
EXCLUDES = usb_bsp_template.c \
usb_conf_template.c \
usb_hcd_int.c \
usb_hcd.c \
usb_otg.c
USBOTG_SRC := $(filter-out ${EXCLUDES}, $(USBOTG_SRC))
USBCDC_DIR = $(ROOT)/lib/main/STM32_USB_Device_Library/Class/cdc
USBCDC_SRC = $(notdir $(wildcard $(USBCDC_DIR)/src/*.c))
EXCLUDES = usbd_cdc_if_template.c
USBCDC_SRC := $(filter-out ${EXCLUDES}, $(USBCDC_SRC))
VPATH := $(VPATH):$(USBOTG_DIR)/src:$(USBCORE_DIR)/src:$(USBCDC_DIR)/src
DEVICE_STDPERIPH_SRC := $(STDPERIPH_SRC) \
$(USBOTG_SRC) \
$(USBCORE_SRC) \
$(USBCDC_SRC)
#CMSIS
VPATH := $(VPATH):$(CMSIS_DIR)/CM4/CoreSupport:$(CMSIS_DIR)/CM4/DeviceSupport/ST/STM32F4xx
CMSIS_SRC = $(notdir $(wildcard $(CMSIS_DIR)/CM4/CoreSupport/*.c \
$(CMSIS_DIR)/CM4/DeviceSupport/ST/STM32F4xx/*.c))
INCLUDE_DIRS := $(INCLUDE_DIRS) \
$(STDPERIPH_DIR)/inc \
$(USBOTG_DIR)/inc \
$(USBCORE_DIR)/inc \
$(USBCDC_DIR)/inc \
$(USBFS_DIR)/inc \
$(CMSIS_DIR)/CM4/CoreSupport \
$(CMSIS_DIR)/CM4/DeviceSupport/ST/STM32F4xx \
$(ROOT)/src/main/vcpf4
ifneq ($(filter SDCARD,$(FEATURES)),)
INCLUDE_DIRS := $(INCLUDE_DIRS) \
$(FATFS_DIR)
VPATH := $(VPATH):$(FATFS_DIR)
endif
#Flags
ARCH_FLAGS = -mthumb -mcpu=cortex-m4 -march=armv7e-m -mfloat-abi=hard -mfpu=fpv4-sp-d16 -fsingle-precision-constant -Wdouble-promotion
ifeq ($(TARGET),$(filter $(TARGET),$(F411_TARGETS)))
DEVICE_FLAGS = -DSTM32F411xE
LD_SCRIPT = $(LINKER_DIR)/stm32_flash_f411.ld
else ifeq ($(TARGET),$(filter $(TARGET),$(F405_TARGETS)))
DEVICE_FLAGS = -DSTM32F40_41xxx
LD_SCRIPT = $(LINKER_DIR)/stm32_flash_f405.ld
else
$(error Unknown MCU for F4 target)
endif
DEVICE_FLAGS += -DHSE_VALUE=$(HSE_VALUE)
TARGET_FLAGS = -D$(TARGET)
# End F4 targets
#
# Start F1 targets
else
STDPERIPH_DIR = $(ROOT)/lib/main/STM32F10x_StdPeriph_Driver
STDPERIPH_SRC = $(notdir $(wildcard $(STDPERIPH_DIR)/src/*.c))
EXCLUDES = stm32f10x_crc.c \
stm32f10x_cec.c \
stm32f10x_can.c
STDPERIPH_SRC := $(filter-out ${EXCLUDES}, $(STDPERIPH_SRC))
# Search path and source files for the CMSIS sources
VPATH := $(VPATH):$(CMSIS_DIR)/CM3/CoreSupport:$(CMSIS_DIR)/CM3/DeviceSupport/ST/STM32F10x
CMSIS_SRC = $(notdir $(wildcard $(CMSIS_DIR)/CM3/CoreSupport/*.c \
$(CMSIS_DIR)/CM3/DeviceSupport/ST/STM32F10x/*.c))
INCLUDE_DIRS := $(INCLUDE_DIRS) \
$(STDPERIPH_DIR)/inc \
$(CMSIS_DIR)/CM3/CoreSupport \
$(CMSIS_DIR)/CM3/DeviceSupport/ST/STM32F10x \
DEVICE_STDPERIPH_SRC = $(STDPERIPH_SRC)
ifneq ($(filter VCP, $(FEATURES)),)
INCLUDE_DIRS := $(INCLUDE_DIRS) \
$(USBFS_DIR)/inc \
$(ROOT)/src/main/vcp
VPATH := $(VPATH):$(USBFS_DIR)/src
DEVICE_STDPERIPH_SRC := $(DEVICE_STDPERIPH_SRC) \
$(USBPERIPH_SRC)
endif
LD_SCRIPT = $(LINKER_DIR)/stm32_flash_f103_$(FLASH_SIZE)k.ld
ARCH_FLAGS = -mthumb -mcpu=cortex-m3
TARGET_FLAGS := -D$(TARGET) -pedantic $(TARGET_FLAGS)
ifeq ($(DEVICE_FLAGS),)
DEVICE_FLAGS = -DSTM32F10X_MD
endif
DEVICE_FLAGS += -DSTM32F10X
endif
#
# End F1 targets
#
ifneq ($(BASE_TARGET), $(TARGET))
TARGET_FLAGS := $(TARGET_FLAGS) -D$(BASE_TARGET)
endif
ifneq ($(FLASH_SIZE),)
DEVICE_FLAGS := $(DEVICE_FLAGS) -DFLASH_SIZE=$(FLASH_SIZE)
endif
TARGET_DIR = $(ROOT)/src/main/target/$(BASE_TARGET)
TARGET_DIR_SRC = $(notdir $(wildcard $(TARGET_DIR)/*.c))
ifeq ($(OPBL),yes)
TARGET_FLAGS := -DOPBL $(TARGET_FLAGS)
ifeq ($(TARGET), $(filter $(TARGET),$(F405_TARGETS)))
LD_SCRIPT = $(LINKER_DIR)/stm32_flash_f405_opbl.ld
else ifeq ($(TARGET), $(filter $(TARGET),$(F411_TARGETS)))
LD_SCRIPT = $(LINKER_DIR)/stm32_flash_f411_opbl.ld
else ifeq ($(TARGET), $(filter $(TARGET),$(F3_TARGETS)))
LD_SCRIPT = $(LINKER_DIR)/stm32_flash_f303_$(FLASH_SIZE)k_opbl.ld
else ifeq ($(TARGET), $(filter $(TARGET),$(F1_TARGETS)))
LD_SCRIPT = $(LINKER_DIR)/stm32_flash_f103_$(FLASH_SIZE)k_opbl.ld
endif
.DEFAULT_GOAL := binary
else
.DEFAULT_GOAL := hex
endif
INCLUDE_DIRS := $(INCLUDE_DIRS) \
$(TARGET_DIR)
VPATH := $(VPATH):$(TARGET_DIR)
COMMON_SRC = \
build_config.c \
debug.c \
version.c \
$(TARGET_DIR_SRC) \
main.c \
mw.c \
common/encoding.c \
common/filter.c \
common/maths.c \
common/printf.c \
common/typeconversion.c \
config/config.c \
config/runtime_config.c \
drivers/adc.c \
drivers/buf_writer.c \
drivers/bus_i2c_soft.c \
drivers/bus_spi.c \
drivers/exti.c \
drivers/gyro_sync.c \
drivers/io.c \
drivers/light_led.c \
drivers/pwm_mapping.c \
drivers/pwm_output.c \
drivers/pwm_rx.c \
drivers/rcc.c \
drivers/serial.c \
drivers/serial_uart.c \
drivers/sound_beeper.c \
drivers/system.c \
drivers/timer.c \
flight/altitudehold.c \
flight/failsafe.c \
flight/imu.c \
flight/mixer.c \
flight/pid.c \
io/beeper.c \
io/rc_controls.c \
io/rc_curves.c \
io/serial.c \
io/serial_4way.c \
io/serial_4way_avrootloader.c \
io/serial_4way_stk500v2.c \
io/serial_cli.c \
io/serial_msp.c \
io/statusindicator.c \
rx/ibus.c \
rx/jetiexbus.c \
rx/msp.c \
rx/pwm.c \
rx/rx.c \
rx/sbus.c \
rx/spektrum.c \
rx/sumd.c \
rx/sumh.c \
rx/xbus.c \
scheduler/scheduler.c \
scheduler/scheduler_tasks.c \
sensors/acceleration.c \
sensors/battery.c \
sensors/boardalignment.c \
sensors/compass.c \
sensors/gyro.c \
sensors/initialisation.c \
$(CMSIS_SRC) \
$(DEVICE_STDPERIPH_SRC)
HIGHEND_SRC = \
blackbox/blackbox.c \
blackbox/blackbox_io.c \
common/colorconversion.c \
drivers/display_ug2864hsweg01.c \
flight/gtune.c \
flight/navigation.c \
flight/gps_conversion.c \
io/gps.c \
io/ledstrip.c \
io/display.c \
sensors/sonar.c \
sensors/barometer.c \
telemetry/telemetry.c \
telemetry/frsky.c \
telemetry/hott.c \
telemetry/smartport.c \
telemetry/ltm.c
ifeq ($(TARGET),$(filter $(TARGET),$(F4_TARGETS)))
VCP_SRC = \
vcpf4/stm32f4xx_it.c \
vcpf4/usb_bsp.c \
vcpf4/usbd_desc.c \
vcpf4/usbd_usr.c \
vcpf4/usbd_cdc_vcp.c \
drivers/serial_usb_vcp.c
else
VCP_SRC = \
vcp/hw_config.c \
vcp/stm32_it.c \
vcp/usb_desc.c \
vcp/usb_endp.c \
vcp/usb_istr.c \
vcp/usb_prop.c \
vcp/usb_pwr.c \
drivers/serial_usb_vcp.c \
drivers/usb_io.c
endif
STM32F10x_COMMON_SRC = \
startup_stm32f10x_md_gcc.S \
drivers/adc_stm32f10x.c \
drivers/bus_i2c_stm32f10x.c \
drivers/dma.c \
drivers/gpio_stm32f10x.c \
drivers/inverter.c \
drivers/serial_softserial.c \
drivers/serial_uart_stm32f10x.c \
drivers/system_stm32f10x.c \
drivers/timer_stm32f10x.c
STM32F30x_COMMON_SRC = \
startup_stm32f30x_md_gcc.S \
target/system_stm32f30x.c \
drivers/adc_stm32f30x.c \
drivers/bus_i2c_stm32f30x.c \
drivers/dma.c \
drivers/gpio_stm32f30x.c \
drivers/light_ws2811strip_stm32f30x.c \
drivers/serial_uart_stm32f30x.c \
drivers/system_stm32f30x.c \
drivers/timer_stm32f30x.c
STM32F4xx_COMMON_SRC = \
startup_stm32f40xx.s \
target/system_stm32f4xx.c \
drivers/accgyro_mpu.c \
drivers/adc_stm32f4xx.c \
drivers/adc_stm32f4xx.c \
drivers/bus_i2c_stm32f10x.c \
drivers/gpio_stm32f4xx.c \
drivers/inverter.c \
drivers/serial_softserial.c \
drivers/serial_uart_stm32f4xx.c \
drivers/system_stm32f4xx.c \
drivers/timer_stm32f4xx.c \
drivers/dma_stm32f4xx.c
# check if target.mk supplied
ifeq ($(TARGET),$(filter $(TARGET),$(F4_TARGETS)))
TARGET_SRC := $(STM32F4xx_COMMON_SRC) $(TARGET_SRC)
else ifeq ($(TARGET),$(filter $(TARGET),$(F3_TARGETS)))
TARGET_SRC := $(STM32F30x_COMMON_SRC) $(TARGET_SRC)
else ifeq ($(TARGET),$(filter $(TARGET),$(F1_TARGETS)))
TARGET_SRC := $(STM32F10x_COMMON_SRC) $(TARGET_SRC)
endif
ifneq ($(filter ONBOARDFLASH,$(FEATURES)),)
TARGET_SRC += \
drivers/flash_m25p16.c \
io/flashfs.c
endif
ifeq ($(TARGET),$(filter $(TARGET),$(F4_TARGETS) $(F3_TARGETS)))
TARGET_SRC += $(HIGHEND_SRC)
else ifneq ($(filter HIGHEND,$(FEATURES)),)
TARGET_SRC += $(HIGHEND_SRC)
endif
TARGET_SRC += $(COMMON_SRC)
ifneq ($(filter SDCARD,$(FEATURES)),)
TARGET_SRC += \
drivers/sdcard.c \
drivers/sdcard_standard.c \
io/asyncfatfs/asyncfatfs.c \
io/asyncfatfs/fat_standard.c
endif
ifneq ($(filter VCP,$(FEATURES)),)
TARGET_SRC += $(VCP_SRC)
endif
# end target specific make file checks
# Search path and source files for the ST stdperiph library
VPATH := $(VPATH):$(STDPERIPH_DIR)/src
###############################################################################
# Things that might need changing to use different tools
#
# Find out if ccache is installed on the system
CCACHE := ccache
RESULT = $(shell (which $(CCACHE) > /dev/null 2>&1; echo $$?) )
ifneq ($(RESULT),0)
CCACHE :=
endif
# Tool names
CC := $(CCACHE) arm-none-eabi-gcc
OBJCOPY := arm-none-eabi-objcopy
SIZE := arm-none-eabi-size
#
# Tool options.
#
ifeq ($(DEBUG),GDB)
OPTIMIZE = -O0
LTO_FLAGS = $(OPTIMIZE)
else
OPTIMIZE = -Os
LTO_FLAGS = -flto -fuse-linker-plugin $(OPTIMIZE)
endif
DEBUG_FLAGS = -ggdb3 -DDEBUG
CFLAGS += $(ARCH_FLAGS) \
$(LTO_FLAGS) \
$(addprefix -D,$(OPTIONS)) \
$(addprefix -I,$(INCLUDE_DIRS)) \
$(DEBUG_FLAGS) \
-std=gnu99 \
-Wall -Wextra -Wunsafe-loop-optimizations -Wdouble-promotion \
-ffunction-sections \
-fdata-sections \
$(DEVICE_FLAGS) \
-DUSE_STDPERIPH_DRIVER \
$(TARGET_FLAGS) \
-D'__FORKNAME__="$(FORKNAME)"' \
-D'__TARGET__="$(TARGET)"' \
-D'__REVISION__="$(REVISION)"' \
-save-temps=obj \
-MMD -MP
ASFLAGS = $(ARCH_FLAGS) \
-x assembler-with-cpp \
$(addprefix -I,$(INCLUDE_DIRS)) \
-MMD -MP
LDFLAGS = -lm \
-nostartfiles \
--specs=nano.specs \
-lc \
-lnosys \
$(ARCH_FLAGS) \
$(LTO_FLAGS) \
$(DEBUG_FLAGS) \
-static \
-Wl,-gc-sections,-Map,$(TARGET_MAP) \
-Wl,-L$(LINKER_DIR) \
-Wl,--cref \
-Wl,--no-wchar-size-warning \
-T$(LD_SCRIPT)
###############################################################################
# No user-serviceable parts below
###############################################################################
CPPCHECK = cppcheck $(CSOURCES) --enable=all --platform=unix64 \
--std=c99 --inline-suppr --quiet --force \
$(addprefix -I,$(INCLUDE_DIRS)) \
-I/usr/include -I/usr/include/linux
#
# Things we will build
#
TARGET_BIN = $(BIN_DIR)/$(FORKNAME)_$(FC_VER)_$(TARGET).bin
TARGET_HEX = $(BIN_DIR)/$(FORKNAME)_$(FC_VER)_$(TARGET).hex
TARGET_ELF = $(OBJECT_DIR)/$(FORKNAME)_$(TARGET).elf
TARGET_OBJS = $(addsuffix .o,$(addprefix $(OBJECT_DIR)/$(TARGET)/,$(basename $(TARGET_SRC))))
TARGET_DEPS = $(addsuffix .d,$(addprefix $(OBJECT_DIR)/$(TARGET)/,$(basename $(TARGET_SRC))))
TARGET_MAP = $(OBJECT_DIR)/$(FORKNAME)_$(TARGET).map
CLEAN_ARTIFACTS := $(TARGET_BIN)
CLEAN_ARTIFACTS += $(TARGET_HEX)
CLEAN_ARTIFACTS += $(TARGET_ELF) $(TARGET_OBJS) $(TARGET_MAP)
# List of buildable ELF files and their object dependencies.
# It would be nice to compute these lists, but that seems to be just beyond make.
$(TARGET_HEX): $(TARGET_ELF)
$(OBJCOPY) -O ihex --set-start 0x8000000 $< $@
$(TARGET_BIN): $(TARGET_ELF)
$(OBJCOPY) -O binary $< $@
$(TARGET_ELF): $(TARGET_OBJS)
@echo LD $(notdir $@)
@$(CC) -o $@ $^ $(LDFLAGS)
$(SIZE) $(TARGET_ELF)
# Compile
$(OBJECT_DIR)/$(TARGET)/%.o: %.c
@mkdir -p $(dir $@)
@echo %% $(notdir $<)
@$(CC) -c -o $@ $(CFLAGS) $<
# Assemble
$(OBJECT_DIR)/$(TARGET)/%.o: %.s
@mkdir -p $(dir $@)
@echo %% $(notdir $<)
@$(CC) -c -o $@ $(ASFLAGS) $<
$(OBJECT_DIR)/$(TARGET)/%.o: %.S
@mkdir -p $(dir $@)
@echo %% $(notdir $<)
@$(CC) -c -o $@ $(ASFLAGS) $<
## all : Build all valid targets
all: $(VALID_TARGETS)
$(VALID_TARGETS):
echo "" && \
echo "Building $@" && \
$(MAKE) binary hex TARGET=$@ && \
echo "Building $@ succeeded."
CLEAN_TARGETS = $(addprefix clean_,$(VALID_TARGETS) )
TARGETS_CLEAN = $(addsuffix _clean,$(VALID_TARGETS) )
## clean : clean up temporary / machine-generated files
clean:
echo "Cleaning $(TARGET)"
rm -f $(CLEAN_ARTIFACTS)
rm -rf $(OBJECT_DIR)/$(TARGET)
echo "Cleaning $(TARGET) succeeded."
## clean_test : clean up temporary / machine-generated files (tests)
clean_test:
cd src/test && $(MAKE) clean || true
## clean_<TARGET> : clean up one specific target
$(CLEAN_TARGETS) :
$(MAKE) -j TARGET=$(subst clean_,,$@) clean
## <TARGET>_clean : clean up one specific target (alias for above)
$(TARGETS_CLEAN) :
$(MAKE) -j TARGET=$(subst _clean,,$@) clean
## clean_all : clean all valid targets
clean_all:$(CLEAN_TARGETS)
## all_clean : clean all valid targets (alias for above)
all_clean:$(TARGETS_CLEAN)
flash_$(TARGET): $(TARGET_HEX)
stty -F $(SERIAL_DEVICE) raw speed 115200 -crtscts cs8 -parenb -cstopb -ixon
echo -n 'R' >$(SERIAL_DEVICE)
stm32flash -w $(TARGET_HEX) -v -g 0x0 -b 115200 $(SERIAL_DEVICE)
## flash : flash firmware (.hex) onto flight controller
flash: flash_$(TARGET)
st-flash_$(TARGET): $(TARGET_BIN)
st-flash --reset write $< 0x08000000
## st-flash : flash firmware (.bin) onto flight controller
st-flash: st-flash_$(TARGET)
binary:
$(MAKE) -j $(TARGET_BIN)
hex:
$(MAKE) -j $(TARGET_HEX)
unbrick_$(TARGET): $(TARGET_HEX)
stty -F $(SERIAL_DEVICE) raw speed 115200 -crtscts cs8 -parenb -cstopb -ixon
stm32flash -w $(TARGET_HEX) -v -g 0x0 -b 115200 $(SERIAL_DEVICE)
## unbrick : unbrick flight controller
unbrick: unbrick_$(TARGET)
## cppcheck : run static analysis on C source code
cppcheck: $(CSOURCES)
$(CPPCHECK)
cppcheck-result.xml: $(CSOURCES)
$(CPPCHECK) --xml-version=2 2> cppcheck-result.xml
## help : print this help message and exit
help: Makefile
@echo ""
@echo "Makefile for the $(FORKNAME) firmware"
@echo ""
@echo "Usage:"
@echo " make [TARGET=<target>] [OPTIONS=\"<options>\"]"
@echo "Or:"
@echo " make <target> [OPTIONS=\"<options>\"]"
@echo ""
@echo "Valid TARGET values are: $(VALID_TARGETS)"
@echo ""
@sed -n 's/^## //p' $<
## targets : print a list of all valid target platforms (for consumption by scripts)
targets:
@echo "Valid targets: $(VALID_TARGETS)"
@echo "Target: $(TARGET)"
@echo "Base target: $(BASE_TARGET)"
## test : run the cleanflight test suite
test:
cd src/test && $(MAKE) test || true
# rebuild everything when makefile changes
$(TARGET_OBJS) : Makefile
# include auto-generated dependencies
-include $(TARGET_DEPS)
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