cube-kl/firmware/Makefile

57 lines
1.4 KiB
Makefile

AVRMCU ?= atmega8
F_CPU ?= 16000000
ISPPORT ?= /dev/kaboard
VERSION = 0.1
HEADERS = include/twi.h include/si5351.h include/wspr.h
SRC = main.c twi.c si5351.c wspr.c
TARGET = cube-kl
OBJDIR = bin
CC = avr-gcc
OBJCOPY = avr-objcopy
OBJDUMP = avr-objdump
SIZE = avr-size
OBJ = $(SRC:%.c=$(OBJDIR)/$(AVRMCU)/%.o)
CFLAGS = -I include -I images -I fonts -Os -Wall -Wstrict-prototypes
CFLAGS += -ffunction-sections -fdata-sections
CFLAGS += -fshort-enums -fpack-struct -funsigned-char -funsigned-bitfields
CFLAGS += -mmcu=$(AVRMCU) -DF_CPU=$(F_CPU)UL -DVERSION=$(VERSION)
LDFLAGS = -mmcu=$(AVRMCU) -Wl,--gc-sections
all: start $(OBJDIR)/$(AVRMCU)/$(TARGET).hex size
@echo ":: Done !"
start:
@echo "cube-kl firmware $(VERSION)"
@echo "==========================="
@echo ":: Building for $(AVRMCU)"
@echo ":: MCU operating frequency is $(F_CPU)Hz"
$(OBJDIR)/$(AVRMCU)/%.o : %.c $(HEADERS) Makefile
@mkdir -p $$(dirname $@)
$(CC) $(CFLAGS) -c $< -o $@
$(OBJDIR)/$(AVRMCU)/$(TARGET).elf : $(OBJ)
$(CC) $(LDFLAGS) $+ -o $@
$(OBJDIR)/$(AVRMCU)/$(TARGET).hex : $(OBJDIR)/$(AVRMCU)/$(TARGET).elf
$(OBJCOPY) -O ihex $< $@
size : $(OBJDIR)/$(AVRMCU)/$(TARGET).elf
@echo
@$(SIZE) --mcu=$(AVRMCU) -C $(OBJDIR)/$(AVRMCU)/$(TARGET).elf
@echo
clean :
@rm -rf $(OBJDIR)
flash : all
avrdude -c arduino \
-p $(AVRMCU) -P $(ISPPORT) \
-U flash:w:$(OBJDIR)/$(AVRMCU)/$(TARGET).hex