CC := avr-gcc LD := avr-ld OBJCOPY := avr-objcopy OBJDUMP := avr-objdump SIZE := avr-size TARGET = ispprog SOURCE = $(wildcard *.c) BUILD_DIR = build #CONFIG = ispprog CONFIG = ispprog2 AVRDUDE_PROG := -c butterfly -b 19200 -P /dev/ttyUSB0 #AVRDUDE_PROG := -c dragon_isp -P usb # --------------------------------------------------------------------------- ifeq ($(CONFIG), ispprog) # (7.3728MHz ext. crystal) AVRDUDE_MCU=m16 AVRDUDE_FUSES=lfuse:w:0xff:m hfuse:w:0xda:m MCU=atmega16 endif ifeq ($(CONFIG), ispprog2) # (8MHz int. osc, 2.7V BOD) AVRDUDE_MCU=m328p -F AVRDUDE_FUSES=lfuse:w:0xe2:m hfuse:w:0xdc:m efuse:w:0x02:m MCU = atmega328p endif # --------------------------------------------------------------------------- CFLAGS = -pipe -g -Os -mmcu=$(MCU) -Wall -fdata-sections -ffunction-sections CFLAGS += -Wa,-adhlns=$(BUILD_DIR)/$(*D)/$(*F).lst -MMD -MP -MF $(BUILD_DIR)/$(*D)/$(*F).d CFLAGS += -DCONFIG_$(CONFIG)=1 LDFLAGS = -Wl,-Map,$(@:.elf=.map),--cref,--relax,--gc-sections # --------------------------------------------------------------------------- $(TARGET): $(BUILD_DIR)/$(TARGET).elf @$(SIZE) -B -x --mcu=$(MCU) $< $(BUILD_DIR)/$(TARGET).elf: $(patsubst %,$(BUILD_DIR)/%,$(SOURCE:.c=.o)) @echo " Linking file: $@" @$(CC) $(CFLAGS) $(LDFLAGS) -o $@ $^ @$(OBJDUMP) -h -S $@ > $(@:.elf=.lss) @$(OBJCOPY) -j .text -j .data -O ihex $@ $(@:.elf=.hex) @$(OBJCOPY) -j .text -j .data -O binary $@ $(@:.elf=.bin) $(BUILD_DIR)/%.o: %.c $(MAKEFILE_LIST) @echo " Building file: $<" @$(shell test -d $(BUILD_DIR)/$(*D) || mkdir -p $(BUILD_DIR)/$(*D)) @$(CC) $(CFLAGS) -o $@ -c $< include $(shell find $(BUILD_DIR) -name \*.d 2> /dev/null) clean: rm -rf $(BUILD_DIR) install: $(BUILD_DIR)/$(TARGET).elf avrdude $(AVRDUDE_PROG) -p $(AVRDUDE_MCU) -U flash:w:$(<:.elf=.hex) fuses: avrdude $(AVRDUDE_PROG) -p $(AVRDUDE_MCU) $(patsubst %,-U %, $(AVRDUDE_FUSES))