makefile

本人用AVR mega32写的一个关于输出32路PWM的程序

###############################################################################
# Makefile for the project Pwm32
###############################################################################

## General Flags
PROJECT = Pwm32
MCU = atmega169
TARGET = Pwm32.elf
CC = avr-gcc.exe

## Options common to compile, link and assembly rules
COMMON = -mmcu=$(MCU)

## Compile options common for all C compilation units.
CFLAGS = $(COMMON)
CFLAGS += -Wall -gdwarf-2 -std=gnu99       -DF_CPU=8000000UL -O0 -funsigned-char -funsigned-bitfields -fpack-struct -fshort-enums
CFLAGS += -MD -MP -MT $(*F).o -MF dep/$(@F).d 

## Assembly specific flags
ASMFLAGS = $(COMMON)
ASMFLAGS += $(CFLAGS)
ASMFLAGS += -x assembler-with-cpp -Wa,-gdwarf2

## Linker flags
LDFLAGS = $(COMMON)
LDFLAGS +=  -Wl,-Map=Pwm32.map


## Intel Hex file production flags
HEX_FLASH_FLAGS = -R .eeprom

HEX_EEPROM_FLAGS = -j .eeprom
HEX_EEPROM_FLAGS += --set-section-flags=.eeprom="alloc,load"
HEX_EEPROM_FLAGS += --change-section-lma .eeprom=0 --no-change-warnings


## Objects that must be built in order to link
OBJECTS = main.o UART.o SystemInitial.o Timer0.o Timer1.o Timer2.o PCinterrupt.o PortVariant.o PwmDispose.o DowmLoad.o AtFlashRdWt.o EepromAD.o Music.o RunKey.o FuctionMuAdKey.o 

## Objects explicitly added by the user
LINKONLYOBJECTS = 

## Build
all: $(TARGET) Pwm32.hex Pwm32.eep Pwm32.lss size

## Compile
main.o: ../main.c
	$(CC) $(INCLUDES) $(CFLAGS) -c  $<

UART.o: ../UART.c
	$(CC) $(INCLUDES) $(CFLAGS) -c  $<

SystemInitial.o: ../SystemInitial.c
	$(CC) $(INCLUDES) $(CFLAGS) -c  $<

Timer0.o: ../Timer0.c
	$(CC) $(INCLUDES) $(CFLAGS) -c  $<

Timer1.o: ../Timer1.c
	$(CC) $(INCLUDES) $(CFLAGS) -c  $<

Timer2.o: ../Timer2.c
	$(CC) $(INCLUDES) $(CFLAGS) -c  $<

PCinterrupt.o: ../PCinterrupt.c
	$(CC) $(INCLUDES) $(CFLAGS) -c  $<

PortVariant.o: ../PortVariant.c
	$(CC) $(INCLUDES) $(CFLAGS) -c  $<

PwmDispose.o: ../PwmDispose.c
	$(CC) $(INCLUDES) $(CFLAGS) -c  $<

DowmLoad.o: ../DowmLoad.c
	$(CC) $(INCLUDES) $(CFLAGS) -c  $<

AtFlashRdWt.o: ../AtFlashRdWt.c
	$(CC) $(INCLUDES) $(CFLAGS) -c  $<

EepromAD.o: ../EepromAD.c
	$(CC) $(INCLUDES) $(CFLAGS) -c  $<

Music.o: ../Music.c
	$(CC) $(INCLUDES) $(CFLAGS) -c  $<

RunKey.o: ../RunKey.c
	$(CC) $(INCLUDES) $(CFLAGS) -c  $<

FuctionMuAdKey.o: ../FuctionMuAdKey.c
	$(CC) $(INCLUDES) $(CFLAGS) -c  $<

##Link
$(TARGET): $(OBJECTS)
	 $(CC) $(LDFLAGS) $(OBJECTS) $(LINKONLYOBJECTS) $(LIBDIRS) $(LIBS) -o $(TARGET)

%.hex: $(TARGET)
	avr-objcopy -O ihex $(HEX_FLASH_FLAGS)  $< $@

%.eep: $(TARGET)
	-avr-objcopy $(HEX_EEPROM_FLAGS) -O ihex $< $@ || exit 0

%.lss: $(TARGET)
	avr-objdump -h -S $< > $@

size: ${TARGET}
	@echo
	@avr-size -C --mcu=${MCU} ${TARGET}

## Clean target
.PHONY: clean
clean:
	-rm -rf $(OBJECTS) Pwm32.elf dep/* Pwm32.hex Pwm32.eep Pwm32.lss Pwm32.map


## Other dependencies
-include $(shell mkdir dep 2>/dev/null) $(wildcard dep/*)