Makefile.avr.inc

PREFIX = $(AVRDUDE_DIR)/avr

-include ~/Dropbox/EDA/Makefile.common.inc

# Output format
FORMAT = ihex

# Debugging format
# Native formats for AVR-GCC's -g are stabs [default], or dwarf-2.
# AVR (extended) COFF requires stabs, plus an avr-objcopy run.
DEBUG = stabs

# Place -D or -U options here
CDEFS += -DF_CPU=$(F_CPU)
CXXDEFS += -DF_CPU=$(F_CPU)
CPUFLAGS += -mmcu=$(MCU)

ASFLAGS += -I.
CFLAGS += -I.
CXXFLAGS += -I.

# Programming support using avrdude. Settings and variables.
AVRDUDE_PROGRAMMER = $(PROTOCOL)
AVRDUDE_PORT = $(PORT)
AVRDUDE_FLAGS = -p $(MCU) -P $(AVRDUDE_PORT) -c $(AVRDUDE_PROGRAMMER) \
  -b $(UPLOAD_RATE)
AVRDUDE_WRITE_FLASH = -U flash:w:$(TARGET).hex
AVRDUDE_WRITE_EEPROM = -U eeprom:w:$(TARGET).eep
AVRDUDE_WRITE_LFUSE = -U lfuse:w:$(LFUSE):m
AVRDUDE_WRITE_HFUSE = -U hfuse:w:$(HFUSE):m
AVRDUDE_WRITE_EFUSE = -U efuse:w:$(EFUSE):m

# Default target.
all: build

build: elf eep size hex

elf: $(TARGET).elf
hex: $(TARGET).hex
eep: $(TARGET).eep
lss: $(TARGET).lss
sym: $(TARGET).sym

# Program the device.
upload: $(TARGET).hex $(TARGET).eep
	$(AVRDUDE) $(AVRDUDE_FLAGS) $(AVRDUDE_WRITE_FLASH) $(AVRDUDE_WRITE_EEPROM)

flash: $(TARGET).hex
	$(AVRDUDE) $(AVRDUDE_FLAGS) $(AVRDUDE_WRITE_FLASH)

eeprom: $(TARGET).eep
	$(AVRDUDE) $(AVRDUDE_FLAGS) $(AVRDUDE_WRITE_EEPROM)

fuse:
	$(AVRDUDE) $(AVRDUDE_FLAGS) $(AVRDUDE_WRITE_LFUSE) $(AVRDUDE_WRITE_HFUSE) $(AVRDUDE_WRITE_EFUSE)

# Convert ELF to COFF for use in debugging / simulating in AVR Studio or VMLAB.
COFFCONVERT=$(OBJCOPY) --debugging \
--change-section-address .data-0x800000 \
--change-section-address .bss-0x800000 \
--change-section-address .noinit-0x800000 \
--change-section-address .eeprom-0x810000


coff: $(TARGET).elf
	$(COFFCONVERT) -O coff-avr $(TARGET).elf $(TARGET).cof


extcoff: $(TARGET).elf
	$(COFFCONVERT) -O coff-ext-avr $(TARGET).elf $(TARGET).cof


.SUFFIXES: .elf .hex .eep .lss .sym

.elf.hex:
	$(OBJCOPY) -O $(FORMAT) -R .fuse -R .eeprom $< $@

.elf.eep:
	-$(OBJCOPY) -j .eeprom --set-section-flags=.eeprom="alloc,load" \
	--change-section-lma .eeprom=0 -O $(FORMAT) $< $@

# Create extended listing file from ELF output file.
.elf.lss:
	$(OBJDUMP) -h -S $< > $@

# Create a symbol table from ELF output file.
.elf.sym:
	$(NM) -n $< > $@

# Target: clean project.
CLEAN = $(TARGET).hex $(TARGET).eep $(TARGET).cof $(TARGET).elf \
	$(TARGET).map $(TARGET).sym $(TARGET).lss core.a \
	$(OBJ) $(LST) $(SRC:.c=.s) $(SRC:.c=.d) $(CXXSRC:.cpp=.s) $(CXXSRC:.cpp=.d)

.PHONY:	all upload size fuses eeprom build elf hex eep lss sym program coff extcoff clean
.PRECIOUS: .elf .hex .eep