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# ---------------------------------------
# Common make rules for all examples
# ---------------------------------------
ifeq ($(CROSS_COMPILE),xtensa-esp32s2-elf-)
# Espressif IDF use CMake build system, this add wrapper target to call idf.py
.PHONY: all clean flash
.DEFAULT_GOAL := all
all:
idf.py -B$(BUILD) -DBOARD=$(BOARD) build
clean:
idf.py -B$(BUILD) -DBOARD=$(BOARD) clean
flash:
idf.py -B$(BUILD) -DBOARD=$(BOARD) flash
else
# GNU Make build system
# libc
LIBS += -lgcc -lm -lnosys
ifneq ($(BOARD), spresense)
LIBS += -lc
endif
# TinyUSB Stack source
SRC_C += \
src/tusb.c \
src/common/tusb_fifo.c \
src/device/usbd.c \
src/device/usbd_control.c \
src/class/audio/audio_device.c \
src/class/cdc/cdc_device.c \
src/class/dfu/dfu_rt_device.c \
src/class/hid/hid_device.c \
src/class/midi/midi_device.c \
src/class/msc/msc_device.c \
src/class/net/net_device.c \
src/class/usbtmc/usbtmc_device.c \
src/class/vendor/vendor_device.c \
src/portable/$(VENDOR)/$(CHIP_FAMILY)/dcd_$(CHIP_FAMILY).c
# TinyUSB stack include
INC += $(TOP)/src
CFLAGS += $(addprefix -I,$(INC))
# TODO Skip nanolib for MSP430
ifeq ($(BOARD), msp_exp430f5529lp)
LDFLAGS += $(CFLAGS) -fshort-enums -Wl,-T,$(TOP)/$(LD_FILE) -Wl,[email protected] -Wl,-cref -Wl,-gc-sections
else
LDFLAGS += $(CFLAGS) -fshort-enums -Wl,-T,$(TOP)/$(LD_FILE) -Wl,[email protected] -Wl,-cref -Wl,-gc-sections -specs=nosys.specs -specs=nano.specs
endif
ASFLAGS += $(CFLAGS)
# Assembly files can be name with upper case .S, convert it to .s
SRC_S := $(SRC_S:.S=.s)
# Due to GCC LTO bug https://bugs.launchpad.net/gcc-arm-embedded/+bug/1747966
# assembly file should be placed first in linking order
OBJ += $(addprefix $(BUILD)/obj/, $(SRC_S:.s=.o))
OBJ += $(addprefix $(BUILD)/obj/, $(SRC_C:.c=.o))
# Verbose mode
ifeq ("$(V)","1")
$(info CFLAGS $(CFLAGS) ) $(info )
$(info LDFLAGS $(LDFLAGS)) $(info )
$(info ASFLAGS $(ASFLAGS)) $(info )
endif
# Set all as default goal
.DEFAULT_GOAL := all
all: $(BUILD)/$(BOARD)-firmware.bin $(BUILD)/$(BOARD)-firmware.hex size
uf2: $(BUILD)/$(BOARD)-firmware.uf2
OBJ_DIRS = $(sort $(dir $(OBJ)))
$(OBJ): | $(OBJ_DIRS)
$(OBJ_DIRS):
@$(MKDIR) -p $@
$(BUILD)/$(BOARD)-firmware.elf: $(OBJ)
@echo LINK $@
@$(CC) -o $@ $(LDFLAGS) $^ -Wl,--start-group $(LIBS) -Wl,--end-group
$(BUILD)/$(BOARD)-firmware.bin: $(BUILD)/$(BOARD)-firmware.elf
@echo CREATE $@
@$(OBJCOPY) -O binary $^ $@
$(BUILD)/$(BOARD)-firmware.hex: $(BUILD)/$(BOARD)-firmware.elf
@echo CREATE $@
@$(OBJCOPY) -O ihex $^ $@
UF2_FAMILY ?= 0x00
$(BUILD)/$(BOARD)-firmware.uf2: $(BUILD)/$(BOARD)-firmware.hex
@echo CREATE $@
$(PYTHON) $(TOP)/tools/uf2/utils/uf2conv.py -f $(UF2_FAMILY) -c -o $@ $^
# We set vpath to point to the top of the tree so that the source files
# can be located. By following this scheme, it allows a single build rule
# to be used to compile all .c files.
vpath %.c . $(TOP)
$(BUILD)/obj/%.o: %.c
@echo CC $(notdir $@)
@$(CC) $(CFLAGS) -c -MD -o $@ $<
@# The following fixes the dependency file.
@# See http://make.paulandlesley.org/autodep.html for details.
@# Regex adjusted from the above to play better with Windows paths, etc.
@$(CP) $(@:.o=.d) $(@:.o=.P); \
$(SED) -e 's/#.*//' -e 's/^.*: *//' -e 's/ *\\$$//' \
-e '/^$$/ d' -e 's/$$/ :/' < $(@:.o=.d) >> $(@:.o=.P); \
$(RM) $(@:.o=.d)
# ASM sources lower case .s
vpath %.s . $(TOP)
$(BUILD)/obj/%.o: %.s
@echo AS $(notdir $@)
@$(CC) -x assembler-with-cpp $(ASFLAGS) -c -o $@ $<
# ASM sources upper case .S
vpath %.S . $(TOP)
$(BUILD)/obj/%.o: %.S
@echo AS $(notdir $@)
@$(CC) -x assembler-with-cpp $(ASFLAGS) -c -o $@ $<
size: $(BUILD)/$(BOARD)-firmware.elf
-@echo ''
@$(SIZE) $<
-@echo ''
.PHONY: clean
clean:
$(RM) -rf $(BUILD)
# Print out the value of a make variable.
# https://stackoverflow.com/questions/16467718/how-to-print-out-a-variable-in-makefile
print-%:
@echo $* = $($*)
# Flash binary using Jlink
ifeq ($(OS),Windows_NT)
JLINKEXE = JLink.exe
else
JLINKEXE = JLinkExe
endif
JLINK_IF ?= swd
# Flash using jlink
flash-jlink: $(BUILD)/$(BOARD)-firmware.hex
@echo halt > $(BUILD)/$(BOARD).jlink
@echo r > $(BUILD)/$(BOARD).jlink
@echo loadfile $^ >> $(BUILD)/$(BOARD).jlink
@echo r >> $(BUILD)/$(BOARD).jlink
@echo go >> $(BUILD)/$(BOARD).jlink
@echo exit >> $(BUILD)/$(BOARD).jlink
$(JLINKEXE) -device $(JLINK_DEVICE) -if $(JLINK_IF) -JTAGConf -1,-1 -speed auto -CommandFile $(BUILD)/$(BOARD).jlink
# flash STM32 MCU using stlink with STM32 Cube Programmer CLI
flash-stlink: $(BUILD)/$(BOARD)-firmware.elf
STM32_Programmer_CLI --connect port=swd --write $< --go
# flash with pyocd
flash-pyocd: $(BUILD)/$(BOARD)-firmware.hex
pyocd flash -t $(PYOCD_TARGET) $<
pyocd reset -t $(PYOCD_TARGET)
endif # Make target
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