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218 lines
5.9 KiB
218 lines
5.9 KiB
3 years ago
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# ---------------------------------------
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# Common make rules for all examples
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# ---------------------------------------
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# Set all as default goal
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.DEFAULT_GOAL := all
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# ESP32-Sx and RP2040 has its own CMake build system
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ifeq (,$(findstring $(FAMILY),esp32s2 esp32s3 rp2040))
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# ---------------------------------------
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# Compiler Flags
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# ---------------------------------------
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# libc
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LIBS += -lgcc -lm -lnosys
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ifneq ($(BOARD), spresense)
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LIBS += -lc
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endif
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# TinyUSB Stack source
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SRC_C += \
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src/tusb.c \
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src/common/tusb_fifo.c \
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src/device/usbd.c \
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src/device/usbd_control.c \
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src/class/audio/audio_device.c \
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src/class/cdc/cdc_device.c \
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src/class/dfu/dfu_device.c \
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src/class/dfu/dfu_rt_device.c \
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src/class/hid/hid_device.c \
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src/class/midi/midi_device.c \
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src/class/msc/msc_device.c \
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src/class/net/ecm_rndis_device.c \
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src/class/net/ncm_device.c \
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src/class/usbtmc/usbtmc_device.c \
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src/class/video/video_device.c \
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src/class/vendor/vendor_device.c
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# TinyUSB stack include
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INC += $(TOP)/src
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CFLAGS += $(addprefix -I,$(INC))
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# LTO makes it difficult to analyze map file for optimizing size purpose
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# We will run this option in ci
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ifeq ($(NO_LTO),1)
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CFLAGS := $(filter-out -flto,$(CFLAGS))
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endif
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LDFLAGS += $(CFLAGS) -Wl,-T,$(TOP)/$(LD_FILE) -Wl,-Map=$@.map -Wl,-cref -Wl,-gc-sections
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ifneq ($(SKIP_NANOLIB), 1)
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LDFLAGS += -specs=nosys.specs -specs=nano.specs
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endif
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ASFLAGS += $(CFLAGS)
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# Assembly files can be name with upper case .S, convert it to .s
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SRC_S := $(SRC_S:.S=.s)
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# Due to GCC LTO bug https://bugs.launchpad.net/gcc-arm-embedded/+bug/1747966
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# assembly file should be placed first in linking order
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# '_asm' suffix is added to object of assembly file
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OBJ += $(addprefix $(BUILD)/obj/, $(SRC_S:.s=_asm.o))
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OBJ += $(addprefix $(BUILD)/obj/, $(SRC_C:.c=.o))
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# Verbose mode
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ifeq ("$(V)","1")
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$(info CFLAGS $(CFLAGS) ) $(info )
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$(info LDFLAGS $(LDFLAGS)) $(info )
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$(info ASFLAGS $(ASFLAGS)) $(info )
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endif
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# ---------------------------------------
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# Rules
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# ---------------------------------------
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all: $(BUILD)/$(PROJECT).bin $(BUILD)/$(PROJECT).hex size
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uf2: $(BUILD)/$(PROJECT).uf2
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OBJ_DIRS = $(sort $(dir $(OBJ)))
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$(OBJ): | $(OBJ_DIRS)
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$(OBJ_DIRS):
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ifeq ($(CMDEXE),1)
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@$(MKDIR) $(subst /,\,$@)
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else
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@$(MKDIR) -p $@
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endif
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$(BUILD)/$(PROJECT).elf: $(OBJ)
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@echo LINK $@
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@$(CC) -o $@ $(LDFLAGS) $^ -Wl,--start-group $(LIBS) -Wl,--end-group
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$(BUILD)/$(PROJECT).bin: $(BUILD)/$(PROJECT).elf
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@echo CREATE $@
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@$(OBJCOPY) -O binary $^ $@
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$(BUILD)/$(PROJECT).hex: $(BUILD)/$(PROJECT).elf
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@echo CREATE $@
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@$(OBJCOPY) -O ihex $^ $@
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# UF2 generation, iMXRT need to strip to text only before conversion
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ifeq ($(FAMILY),imxrt)
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$(BUILD)/$(PROJECT).uf2: $(BUILD)/$(PROJECT).elf
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@echo CREATE $@
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@$(OBJCOPY) -O ihex -R .flash_config -R .ivt $^ $(BUILD)/$(PROJECT)-textonly.hex
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$(PYTHON) $(TOP)/tools/uf2/utils/uf2conv.py -f $(UF2_FAMILY_ID) -c -o $@ $(BUILD)/$(PROJECT)-textonly.hex
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else
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$(BUILD)/$(PROJECT).uf2: $(BUILD)/$(PROJECT).hex
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@echo CREATE $@
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$(PYTHON) $(TOP)/tools/uf2/utils/uf2conv.py -f $(UF2_FAMILY_ID) -c -o $@ $^
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endif
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copy-artifact: $(BUILD)/$(PROJECT).bin $(BUILD)/$(PROJECT).hex $(BUILD)/$(PROJECT).uf2
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# We set vpath to point to the top of the tree so that the source files
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# can be located. By following this scheme, it allows a single build rule
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# to be used to compile all .c files.
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vpath %.c . $(TOP)
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$(BUILD)/obj/%.o: %.c
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@echo CC $(notdir $@)
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@$(CC) $(CFLAGS) -c -MD -o $@ $<
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# ASM sources lower case .s
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vpath %.s . $(TOP)
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$(BUILD)/obj/%_asm.o: %.s
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@echo AS $(notdir $@)
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@$(CC) -x assembler-with-cpp $(ASFLAGS) -c -o $@ $<
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# ASM sources upper case .S
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vpath %.S . $(TOP)
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$(BUILD)/obj/%_asm.o: %.S
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@echo AS $(notdir $@)
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@$(CC) -x assembler-with-cpp $(ASFLAGS) -c -o $@ $<
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endif # GNU Make
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size: $(BUILD)/$(PROJECT).elf
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-@echo ''
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@$(SIZE) $<
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-@echo ''
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# linkermap must be install previously at https://github.com/hathach/linkermap
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linkermap: $(BUILD)/$(PROJECT).elf
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@linkermap -v $<.map
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.PHONY: clean
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clean:
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ifeq ($(CMDEXE),1)
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rd /S /Q $(subst /,\,$(BUILD))
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else
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$(RM) -rf $(BUILD)
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endif
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# ---------------------------------------
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# Flash Targets
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# ---------------------------------------
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# Flash binary using Jlink
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ifeq ($(OS),Windows_NT)
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JLINKEXE = JLink.exe
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else
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JLINKEXE = JLinkExe
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endif
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JLINK_IF ?= swd
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# Flash using jlink
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flash-jlink: $(BUILD)/$(PROJECT).hex
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@echo halt > $(BUILD)/$(BOARD).jlink
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@echo r > $(BUILD)/$(BOARD).jlink
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@echo loadfile $^ >> $(BUILD)/$(BOARD).jlink
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@echo r >> $(BUILD)/$(BOARD).jlink
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@echo go >> $(BUILD)/$(BOARD).jlink
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@echo exit >> $(BUILD)/$(BOARD).jlink
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$(JLINKEXE) -device $(JLINK_DEVICE) -if $(JLINK_IF) -JTAGConf -1,-1 -speed auto -CommandFile $(BUILD)/$(BOARD).jlink
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# flash STM32 MCU using stlink with STM32 Cube Programmer CLI
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flash-stlink: $(BUILD)/$(PROJECT).elf
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STM32_Programmer_CLI --connect port=swd --write $< --go
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# flash with pyocd
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PYOCD_OPTION ?=
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flash-pyocd: $(BUILD)/$(PROJECT).hex
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pyocd flash -t $(PYOCD_TARGET) $(PYOCD_OPTION) $<
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pyocd reset -t $(PYOCD_TARGET)
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# flash with Black Magic Probe
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# This symlink is created by https://github.com/blacksphere/blackmagic/blob/master/driver/99-blackmagic.rules
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BMP ?= /dev/ttyBmpGdb
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flash-bmp: $(BUILD)/$(PROJECT).elf
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$(GDB) --batch -ex 'target extended-remote $(BMP)' -ex 'monitor swdp_scan' -ex 'attach 1' -ex load $<
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debug-bmp: $(BUILD)/$(PROJECT).elf
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$(GDB) -ex 'target extended-remote $(BMP)' -ex 'monitor swdp_scan' -ex 'attach 1' $<
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#-------------- Artifacts --------------
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# Create binary directory
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$(BIN):
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@$(MKDIR) -p $@
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# Copy binaries .elf, .bin, .hex, .uf2 to BIN for upload
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# due to large size of combined artifacts, only uf2 is uploaded for now
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copy-artifact: $(BIN)
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@$(CP) $(BUILD)/$(PROJECT).uf2 $(BIN)
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#@$(CP) $(BUILD)/$(PROJECT).bin $(BIN)
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#@$(CP) $(BUILD)/$(PROJECT).hex $(BIN)
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#@$(CP) $(BUILD)/$(PROJECT).elf $(BIN)
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# Print out the value of a make variable.
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# https://stackoverflow.com/questions/16467718/how-to-print-out-a-variable-in-makefile
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print-%:
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@echo $* = $($*)
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