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321 | cascade | 1 | ############################################################################### |
2 | # Makefile for the project C-OSD |
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3 | ############################################################################### |
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4 | |||
5 | ## General Flags |
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6 | PROJECT = C-OSD |
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7 | MCU = atmega162 |
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8 | TARGET = C-OSD.elf |
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9 | CC = avr-gcc |
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10 | |||
11 | ## Options common to compile, link and assembly rules |
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12 | COMMON = -mmcu=$(MCU) |
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13 | |||
14 | ## Compile options common for all C compilation units. |
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456 | cascade | 15 | CFLAGS += $(COMMON) |
349 | cascade | 16 | CFLAGS += -Wall -gdwarf-2 -std=gnu99 -DF_CPU=16000000UL -O2 -funsigned-char -funsigned-bitfields -fpack-struct -fshort-enums |
346 | cascade | 17 | CFLAGS += -MD -MP -MT $(*F).o -MF dep/$(@F).d |
321 | cascade | 18 | |
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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23 | |||
24 | ## Linker flags |
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25 | LDFLAGS = $(COMMON) |
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26 | LDFLAGS += -Wl,-Map=C-OSD.map |
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27 | |||
28 | |||
29 | ## Intel Hex file production flags |
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30 | HEX_FLASH_FLAGS = -R .eeprom -R .fuse -R .lock -R .signature |
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31 | |||
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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35 | |||
36 | |||
37 | ## Objects that must be built in order to link |
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514 | cascade | 38 | OBJECTS = main.o usart1.o max7456_software_spi.o osd_helpers.o config.o spi.o buttons.o ppm.o osd_ncmode_default.o osd_ncmode_minimal.o osd_fcmode_default.o characters.o |
321 | cascade | 39 | |
40 | ## Objects explicitly added by the user |
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346 | cascade | 41 | LINKONLYOBJECTS = |
321 | cascade | 42 | |
43 | ## Build |
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44 | all: $(TARGET) C-OSD.hex C-OSD.eep C-OSD.lss size |
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45 | |||
46 | ## Compile |
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47 | main.o: ../main.c |
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48 | $(CC) $(INCLUDES) $(CFLAGS) -c $< |
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49 | |||
346 | cascade | 50 | usart1.o: ../usart1.c |
51 | $(CC) $(INCLUDES) $(CFLAGS) -c $< |
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349 | cascade | 52 | |
346 | cascade | 53 | max7456_software_spi.o: ../max7456_software_spi.c |
54 | $(CC) $(INCLUDES) $(CFLAGS) -c $< |
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349 | cascade | 55 | |
389 | cascade | 56 | osd_helpers.o: ../osd_helpers.c |
57 | $(CC) $(INCLUDES) $(CFLAGS) -c $< |
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477 | cascade | 58 | |
471 | cascade | 59 | config.o: ../config.c |
60 | $(CC) $(INCLUDES) $(CFLAGS) -c $< |
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389 | cascade | 61 | |
471 | cascade | 62 | spi.o: ../spi.c |
63 | $(CC) $(INCLUDES) $(CFLAGS) -c $< |
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477 | cascade | 64 | |
471 | cascade | 65 | buttons.o: ../buttons.c |
66 | $(CC) $(INCLUDES) $(CFLAGS) -c $< |
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67 | |||
477 | cascade | 68 | ppm.o: ../ppm.c |
69 | $(CC) $(INCLUDES) $(CFLAGS) -c $< |
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514 | cascade | 70 | |
497 | cascade | 71 | osd_ncmode_default.o: ../osd_ncmode_default.c |
72 | $(CC) $(INCLUDES) $(CFLAGS) -c $< |
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514 | cascade | 73 | |
497 | cascade | 74 | osd_ncmode_minimal.o: ../osd_ncmode_minimal.c |
75 | $(CC) $(INCLUDES) $(CFLAGS) -c $< |
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477 | cascade | 76 | |
497 | cascade | 77 | osd_fcmode_default.o: ../osd_fcmode_default.c |
78 | $(CC) $(INCLUDES) $(CFLAGS) -c $< |
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514 | cascade | 79 | |
80 | characters.o: ../characters.c |
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81 | $(CC) $(INCLUDES) $(CFLAGS) -c $< |
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497 | cascade | 82 | |
321 | cascade | 83 | ##Link |
84 | $(TARGET): $(OBJECTS) |
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85 | $(CC) $(LDFLAGS) $(OBJECTS) $(LINKONLYOBJECTS) $(LIBDIRS) $(LIBS) -o $(TARGET) |
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86 | |||
87 | %.hex: $(TARGET) |
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88 | avr-objcopy -O ihex $(HEX_FLASH_FLAGS) $< $@ |
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89 | |||
90 | %.eep: $(TARGET) |
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91 | -avr-objcopy $(HEX_EEPROM_FLAGS) -O ihex $< $@ || exit 0 |
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92 | |||
93 | %.lss: $(TARGET) |
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94 | avr-objdump -h -S $< > $@ |
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95 | |||
96 | size: ${TARGET} |
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97 | @echo |
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98 | @avr-size -C --mcu=${MCU} ${TARGET} |
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99 | |||
100 | ## Clean target |
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101 | .PHONY: clean |
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102 | clean: |
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103 | -rm -rf $(OBJECTS) C-OSD.elf dep/* C-OSD.hex C-OSD.eep C-OSD.lss C-OSD.map |
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104 | |||
105 | |||
106 | ## Other dependencies |
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459 | cascade | 107 | -include $(shell mkdir dep 2>/dev/null) $(wildcard dep/*) |