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- ###############################################################################
- # Makefile for the project SD_Card
- # by CC Dharmani, Chennai (India)
- # www.dharmanitech.com
- ###############################################################################
- ## General Flags
- PROJECT = SD_Card
- MCU = atmega168
- TARGET = SD_Card.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 -Os -g -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=SD_Card.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 = FAT32.o SD_main.o SD_routines.o SPI_routines.o UART_routines.o
- ## Objects explicitly added by the user
- LINKONLYOBJECTS =
- ## Build
- all: $(TARGET) SD_Card.hex SD_Card.eep SD_Card.lss size
- ## Compile
- FAT32.o: FAT32.c
- $(CC) $(INCLUDES) $(CFLAGS) -c $<
- SD_main.o: SD_main.c
- $(CC) $(INCLUDES) $(CFLAGS) -c $<
- SD_routines.o: SD_routines.c
- $(CC) $(INCLUDES) $(CFLAGS) -c $<
- SPI_routines.o: SPI_routines.c
- $(CC) $(INCLUDES) $(CFLAGS) -c $<
- UART_routines.o: UART_routines.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) SD_Card.elf dep/* SD_Card.hex SD_Card.eep SD_Card.lss SD_Card.map
- ## Other dependencies
- -include $(shell mkdir dep 2>/dev/null) $(wildcard dep/*)
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