64 lines
1.7 KiB
Makefile
64 lines
1.7 KiB
Makefile
CC := avr-gcc
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LD := avr-ld
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OBJCOPY := avr-objcopy
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OBJDUMP := avr-objdump
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SIZE := avr-size
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TARGET = mpmboot
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SOURCE = $(wildcard *.c)
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# select MCU
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MCU = atmega32
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AVRDUDE_PROG := -c avr910 -b 115200 -P /dev/ttyUSB0
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#AVRDUDE_PROG := -c dragon_isp -P usb
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# ---------------------------------------------------------------------------
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ifeq ($(MCU), atmega32)
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# (8Mhz internal RC-Osz.)
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AVRDUDE_MCU=m32
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AVRDUDE_FUSES=lfuse:w:0xd4:m hfuse:w:0xda:m
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BOOTLOADER_START=0x7800
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endif
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# ---------------------------------------------------------------------------
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CFLAGS = -pipe -g -Os -mmcu=$(MCU) -Wall -fdata-sections -ffunction-sections
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CFLAGS += -Wa,-adhlns=$(*F).lst -DBOOTLOADER_START=$(BOOTLOADER_START)
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LDFLAGS = -Wl,-Map,$(@:.elf=.map),--cref,--relax,--gc-sections,--section-start=.text=$(BOOTLOADER_START)
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CFLAGS += -DOSCCAL_VALUE=0xA8 -DOSCCAL_CHECK=0 -DMPM_ADDRESS=0x11
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# ---------------------------------------------------------------------------
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$(TARGET): $(TARGET).elf
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@$(SIZE) -B -x --mcu=$(MCU) $<
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$(TARGET).elf: $(SOURCE:.c=.o)
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@echo " Linking file: $@"
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@$(CC) $(CFLAGS) $(LDFLAGS) -o $@ $^
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@$(OBJDUMP) -h -S $@ > $(@:.elf=.lss)
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@$(OBJCOPY) -j .text -j .data -O ihex $@ $(@:.elf=.hex)
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@$(OBJCOPY) -j .text -j .data -O binary $@ $(@:.elf=.bin)
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%.o: %.c $(MAKEFILE_LIST)
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@echo " Building file: $<"
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@$(CC) $(CFLAGS) -o $@ -c $<
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clean:
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rm -rf $(SOURCE:.c=.o) $(SOURCE:.c=.lst) $(addprefix $(TARGET), .elf .map .lss .hex .bin)
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install: $(TARGET).elf
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avrdude $(AVRDUDE_PROG) -p $(AVRDUDE_MCU) -U flash:w:$(<:.elf=.hex)
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fuses:
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avrdude $(AVRDUDE_PROG) -p $(AVRDUDE_MCU) $(patsubst %,-U %, $(AVRDUDE_FUSES))
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osccal:
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avrdude $(AVRDUDE_PROG) -p $(AVRDUDE_MCU) -U calibration:r:-:h
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reset:
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avrdude $(AVRDUDE_PROG) -p $(AVRDUDE_MCU)
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