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# Additional avr build rules
# Use the avr toolchain
CROSS_PREFIX=avr-
CFLAGS-y += -mmcu=$(CONFIG_MCU) -DF_CPU=$(CONFIG_CLOCK_FREQ)
LDFLAGS-y += -Wl,--relax
# Add avr source files
src-y += avr/main.c avr/timer.c avr/gpio.c avr/alloc.c
src-$(CONFIG_AVR_WATCHDOG) += avr/watchdog.c
src-$(CONFIG_AVR_SERIAL) += avr/serial.c
# Build the additional hex output file
target-y += $(OUT)klipper.elf.hex
$(OUT)klipper.elf.hex: $(OUT)klipper.elf
@echo " Creating hex file $@"
$(Q)$(OBJCOPY) -j .text -j .data -O ihex $< $@
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