Add software files

sw/Makefile

@@ -0,0 +1,27 @@
+CC=cl65
+CFLAGS=-t none
+LDFLAGS=-C link.ld
+
+NAME=main
+
+BIN=$(NAME).bin
+HEX=$(NAME).hex
+
+SRCS=$(wildcard *.S) $(wildcard *.c)
+OBJS+=$(patsubst %.S,%.o,$(filter %S,$(SRCS)))
+OBJS+=$(patsubst %.c,%.o,$(filter %c,$(SRCS)))
+
+all: $(BIN)
+	objcopy --input-target=binary --output-target=ihex $(BIN) $(HEX)
+	
+
+$(BIN): $(OBJS)
+	$(CC) $(CFLAGS) $(LDFLAGS) $(OBJS) -o $@
+
+%.o: %.c
+	$(CC) $(CFLAGS) -c $< -o $@
+
+.PHONY: clean
+clean:
+	rm -rf $(OBJS) $(BIN) $(HEX)
+