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-rw-r--r--makefile41
1 files changed, 41 insertions, 0 deletions
diff --git a/makefile b/makefile
new file mode 100644
index 0000000..0f00eaf
--- /dev/null
+++ b/makefile
@@ -0,0 +1,41 @@
+DEVICE = atmega328p
+MCU = atmega328p
+AVRDUDE_DEVICE = m328p
+DEVICE ?= atmega168
+MCU ?= atmega168
+AVRDUDE_DEVICE ?= m168
+
+CFLAGS=-g -Wall -mcall-prologues -mmcu=$(MCU) $(DEVICE_SPECIFIC_CFLAGS) -Os
+LDFLAGS=-Wl,-gc-sections -lpololu_$(DEVICE) -Wl,-relax
+
+PORT ?= /dev/ttyACM0
+
+SOURCES := $(wildcard *.c)
+OBJECTS := $(patsubst %.c,%.o, $(SOURCES))
+
+AVRDUDE=avrdude
+CC=avr-gcc
+OBJ2HEX=avr-objcopy
+
+all: out.hex
+
+clean:
+ rm -f *.o out.hex a.out compile_commands.json
+
+a.out: $(OBJECTS)
+ $(CC) $(OBJECTS) $(LDFLAGS)
+
+.o:
+ $(CC) -c $(CFLAGS) $<
+
+out.hex: a.out
+ $(OBJ2HEX) -R .eeprom -O ihex $< $@
+
+flash: out.hex
+ $(AVRDUDE) -p $(AVRDUDE_DEVICE) -c avrisp2 -P $(PORT) -U flash:w:out.hex
+
+format:
+ find . -name '*.c' -o -name '*.h' | clang-format -i
+
+compile_commands: clean
+ bear -- make