Add AVR (Arduino Nano) support

1 files changed, 40 insertions, 0 deletions

diff --git a/src/arch/arduino-nano/Makefile.inc b/src/arch/arduino-nano/Makefile.inc
new file mode 100644
index 0000000..e8ecd82
--- /dev/null
+++ b/src/arch/arduino-nano/Makefile.inc
@@ -0,0 +1,40 @@
+# vim:ft=make
+
+MCU = atmega328p
+PROGRAMMER ?= usbasp
+
+INCLUDES += -Iinclude/arduino-nano
+COMMON_FLAGS += -mmcu=${MCU} -DF_CPU=16000000UL
+
+CC = avr-gcc
+CXX = avr-g++
+NM = avr-nm
+OBJCOPY = avr-objcopy
+OBJDUMP = avr-objdump
+
+TARGETS += src/arch/arduino-nano/arch.cc
+TARGETS += src/arch/arduino-nano/driver/gpio.cc
+TARGETS += src/arch/arduino-nano/driver/stdout.cc
+TARGETS += src/arch/arduino-nano/driver/uptime.cc
+
+OBJECTS = ${TARGETS:.cc=.o}
+
+.cc.o:
+	${CXX} ${INCLUDES} ${COMMON_FLAGS} ${CXXFLAGS} -c -o $@ ${@:.o=.cc}
+
+build/system.elf: ${OBJECTS}
+	${CXX} ${COMMON_FLAGS} ${CXXFLAGS} -Wl,--gc-sections -o $@ ${OBJECTS}
+
+build/system.hex: build/system.elf
+	${OBJCOPY} -O ihex ${@:.hex=.elf} $@
+
+program: build/system.hex
+	avrdude -p ${MCU} -c arduino -P /dev/ttyUSB0 -b 57600 -U flash:w:build/system.hex
+
+arch_clean:
+	rm -f ${OBJECTS} build/system.hex
+
+monitor:
+	screen /dev/ttyUSB0 115200
+
+.PHONY: arch_clean monitor program