1 ###############################################################################
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2 # Makefile for the project bc100_master
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3 ###############################################################################
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6 PROJECT = bc100_master
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8 TARGET = bc100_master.elf
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11 ## Options common to compile, link and assembly rules
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12 COMMON = -mmcu=$(MCU)
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14 ## Compile options common for all C compilation units.
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16 CFLAGS += -Wall -gdwarf-2 -std=gnu99 -DF_CPU=7372800UL -Os -funsigned-char -funsigned-bitfields -fpack-struct -fshort-enums
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17 CFLAGS += -MD -MP -MT $(*F).o -MF dep/$(@F).d
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19 ## Assembly specific flags
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20 ASMFLAGS = $(COMMON)
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21 ASMFLAGS += $(CFLAGS)
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22 ASMFLAGS += -x assembler-with-cpp -Wa,-gdwarf2
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26 LDFLAGS += -Wl,-u,vfprintf -lprintf_flt -Wl,-u,vfscanf -lscanf_flt -lm -Wl,-Map=bc100_master.map
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29 ## Intel Hex file production flags
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30 HEX_FLASH_FLAGS = -R .eeprom
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32 HEX_EEPROM_FLAGS = -j .eeprom
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33 HEX_EEPROM_FLAGS += --set-section-flags=.eeprom="alloc,load"
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34 HEX_EEPROM_FLAGS += --change-section-lma .eeprom=0 --no-change-warnings
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37 ## Objects that must be built in order to link
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38 OBJECTS = uart.o main.o mystdio.o spi.o bc100_slave.o port_ext.o timebase.o key_io.o
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40 ## Objects explicitly added by the user
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44 all: $(TARGET) bc100_master.hex bc100_master.eep bc100_master.lss size
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48 $(CC) $(INCLUDES) $(CFLAGS) -c $<
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51 $(CC) $(INCLUDES) $(CFLAGS) -c $<
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53 mystdio.o: ../mystdio.c
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54 $(CC) $(INCLUDES) $(CFLAGS) -c $<
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57 $(CC) $(INCLUDES) $(CFLAGS) -c $<
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59 bc100_slave.o: ../bc100_slave.c
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60 $(CC) $(INCLUDES) $(CFLAGS) -c $<
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62 port_ext.o: ../port_ext.c
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63 $(CC) $(INCLUDES) $(CFLAGS) -c $<
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65 timebase.o: ../timebase.c
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66 $(CC) $(INCLUDES) $(CFLAGS) -c $<
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68 key_io.o: ../key_io.c
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69 $(CC) $(INCLUDES) $(CFLAGS) -c $<
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72 $(TARGET): $(OBJECTS)
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73 $(CC) $(LDFLAGS) $(OBJECTS) $(LINKONLYOBJECTS) $(LIBDIRS) $(LIBS) -o $(TARGET)
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76 avr-objcopy -O ihex $(HEX_FLASH_FLAGS) $< $@
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79 -avr-objcopy $(HEX_EEPROM_FLAGS) -O ihex $< $@ || exit 0
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82 avr-objdump -h -S $< > $@
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86 @avr-size -C --mcu=${MCU} ${TARGET}
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91 -rm -rf $(OBJECTS) bc100_master.elf dep/* bc100_master.hex bc100_master.eep bc100_master.lss bc100_master.map
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94 ## Other dependencies
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95 -include $(shell mkdir dep 2>/dev/null) $(wildcard dep/*)
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