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- # Makefile
- #
- # On command line:
- #
- # make all = Make software.
- #
- # make clean = Clean out built project files.
- #
- # make coff = Convert ELF to AVR COFF (for use with AVR Studio 3.x or VMLAB).
- #
- # make extcoff = Convert ELF to AVR Extended COFF (for use with AVR Studio
- # 4.07 or greater).
- #
- # make program = Download the hex file to the device, using avrdude. Please
- # customize the avrdude settings below first!
- #
- # make filename.s = Just compile filename.c into the assembler code only
- #
- # To rebuild project do "make clean" then "make all".
- #
-
- #CDEFS = -D DEBUG
-
- # MCU name
- MCU = atmega32
-
- # Main Oscillator Frequency
- # This is only used to define F_OSC in all assembler and c-sources.
- F_CPU = 16000000
-
- # Output format. (can be srec, ihex, binary)
- FORMAT = ihex
-
- # Target file name (without extension).
- TARGET = main
-
-
- # List C source files here. (C dependencies are automatically generated.)
- SRC = $(TARGET).c
- SRC += serial.c # Additional Source-File
- SRC += cube.c
- SRC += twi.c
- SRC += mem.c
- SRC += audio.c
- SRC += time.c
- SRC += memLayer.c
- SRC += strings.c
- SRC += buffhelp.c
- SRC += visualizer.c
- SRC += animations.c
- SRC += transmit.c
- SRC += generator.c
- SRC += font.c
-
- # List Assembler source files here.
- # Make them always end in a capital .S. Files ending in a lowercase .s
- # will not be considered source files but generated files (assembler
- # output from the compiler), and will be deleted upon "make clean"!
- # Even though the DOS/Win* filesystem matches both .s and .S the same,
- # it will preserve the spelling of the filenames, and gcc itself does
- # care about how the name is spelled on its command-line.
- ASRC =
-
-
-
- # Optimization level, can be [0, 1, 2, 3, s].
- # 0 = turn off optimization. s = optimize for size.
- # (Note: 3 is not always the best optimization level. See avr-libc FAQ.)
- OPT = s
-
- # Debugging format.
- # Native formats for AVR-GCC's -g are stabs [default], or dwarf-2.
- # AVR (extended) COFF requires stabs, plus an avr-objcopy run.
- #DEBUG = stabs
-
- # List any extra directories to look for include files here.
- # Each directory must be seperated by a space.
- EXTRAINCDIRS = header
-
-
- # Compiler flag to set the C Standard level.
- # c89 - "ANSI" C
- # gnu89 - c89 plus GCC extensions
- # c99 - ISO C99 standard (not yet fully implemented)
- # gnu99 - c99 plus GCC extensions
- CSTANDARD = -std=gnu99
-
- # Place -I options here
- CINCS =
-
-
- # Compiler flags.
- # -g*: generate debugging information
- # -O*: optimization level
- # -f...: tuning, see GCC manual and avr-libc documentation
- # -Wall...: warning level
- # -Wa,...: tell GCC to pass this to the assembler.
- # -adhlns...: create assembler listing
- #CFLAGS = -g$(DEBUG)
- CFLAGS += $(CDEFS) $(CINCS)
- CFLAGS += -O$(OPT)
- CFLAGS += -funsigned-char -funsigned-bitfields -fpack-struct -fshort-enums
- CFLAGS += -Wall -Wstrict-prototypes
- CFLAGS += -Wa,-adhlns=$(<:.c=.lst)
- CFLAGS += $(patsubst %,-I%,$(EXTRAINCDIRS))
- CFLAGS += $(CSTANDARD)
- CFLAGS += -DF_CPU=$(F_CPU)
-
-
-
- # Assembler flags.
- # -Wa,...: tell GCC to pass this to the assembler.
- # -ahlms: create listing
- # -gstabs: have the assembler create line number information; note that
- # for use in COFF files, additional information about filenames
- # and function names needs to be present in the assembler source
- # files -- see avr-libc docs [FIXME: not yet described there]
- ASFLAGS = -Wa,-adhlns=$(<:.S=.lst),-gstabs
- ASFLAGS += -DF_CPU=$(F_CPU)
-
-
- #Additional libraries.
-
- # Minimalistic printf version
- PRINTF_LIB_MIN = -Wl,-u,vfprintf -lprintf_min
-
- # Floating point printf version (requires MATH_LIB = -lm below)
- PRINTF_LIB_FLOAT = -Wl,-u,vfprintf -lprintf_flt
-
- PRINTF_LIB =
-
- # Minimalistic scanf version
- SCANF_LIB_MIN = -Wl,-u,vfscanf -lscanf_min
-
- # Floating point + %[ scanf version (requires MATH_LIB = -lm below)
- SCANF_LIB_FLOAT = -Wl,-u,vfscanf -lscanf_flt
-
- SCANF_LIB =
-
- MATH_LIB = -lm
-
- # External memory options
-
- # 64 KB of external RAM, starting after internal RAM (ATmega128!),
- # used for variables (.data/.bss) and heap (malloc()).
- #EXTMEMOPTS = -Wl,-Tdata=0x801100,--defsym=__heap_end=0x80ffff
-
- # 64 KB of external RAM, starting after internal RAM (ATmega128!),
- # only used for heap (malloc()).
- #EXTMEMOPTS = -Wl,--defsym=__heap_start=0x801100,--defsym=__heap_end=0x80ffff
-
- EXTMEMOPTS =
-
- # Linker flags.
- # -Wl,...: tell GCC to pass this to linker.
- # -Map: create map file
- # --cref: add cross reference to map file
- LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
- LDFLAGS += $(EXTMEMOPTS)
- LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
-
-
-
-
- # Programming support using avrdude. Settings and variables.
-
- # Programming hardware: alf avr910 avrisp bascom bsd
- # dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
- #
- # Type: avrdude -c ?
- # to get a full listing.
- #
- AVRDUDE_PROGRAMMER = stk500
-
- # com1 = serial port. Use lpt1 to connect to parallel port.
- AVRDUDE_PORT = com1 # programmer connected to serial device
-
- AVRDUDE_WRITE_FLASH = -U flash:w:$(TARGET).hex
- #AVRDUDE_WRITE_EEPROM = -U eeprom:w:$(TARGET).eep
-
-
- # Uncomment the following if you want avrdude's erase cycle counter.
- # Note that this counter needs to be initialized first using -Yn,
- # see avrdude manual.
- #AVRDUDE_ERASE_COUNTER = -y
-
- # Uncomment the following if you do /not/ wish a verification to be
- # performed after programming the device.
- #AVRDUDE_NO_VERIFY = -V
-
- # Increase verbosity level. Please use this when submitting bug
- # reports about avrdude. See <http://savannah.nongnu.org/projects/avrdude>
- # to submit bug reports.
- #AVRDUDE_VERBOSE = -v -v
-
- AVRDUDE_FLAGS = -p $(MCU) -P $(AVRDUDE_PORT) -c $(AVRDUDE_PROGRAMMER)
- AVRDUDE_FLAGS += $(AVRDUDE_NO_VERIFY)
- AVRDUDE_FLAGS += $(AVRDUDE_VERBOSE)
- AVRDUDE_FLAGS += $(AVRDUDE_ERASE_COUNTER)
-
-
-
- # ---------------------------------------------------------------------------
-
- # Define directories, if needed.
- DIRAVR = /usr/local/CrossPack-AVR
- DIRAVRBIN = $(DIRAVR)/bin
- DIRAVRUTILS = $(DIRAVR)/bin
- DIRINC = .
- DIRLIB = $(DIRAVR)/lib
-
-
- # Define programs and commands.
- SHELL = bash
- CC = avr-gcc
- OBJCOPY = avr-objcopy
- OBJDUMP = avr-objdump
- SIZE = avr-size
- NM = avr-nm
- AVRDUDE = avrdude
- REMOVE = rm -f
- COPY = cp
-
-
-
-
- # Define Messages
- # English
- MSG_ERRORS_NONE = Errors: none
- MSG_BEGIN = -------- begin --------
- MSG_END = -------- end --------
- MSG_SIZE_BEFORE = Size before:
- MSG_SIZE_AFTER = Size after:
- MSG_COFF = Converting to AVR COFF:
- MSG_EXTENDED_COFF = Converting to AVR Extended COFF:
- MSG_FLASH = Creating load file for Flash:
- MSG_EEPROM = Creating load file for EEPROM:
- MSG_EXTENDED_LISTING = Creating Extended Listing:
- MSG_SYMBOL_TABLE = Creating Symbol Table:
- MSG_LINKING = Linking:
- MSG_COMPILING = Compiling:
- MSG_ASSEMBLING = Assembling:
- MSG_CLEANING = Cleaning project:
-
-
-
-
- # Define all object files.
- OBJ = $(SRC:.c=.o) $(ASRC:.S=.o)
-
- # Define all listing files.
- LST = $(ASRC:.S=.lst) $(SRC:.c=.lst)
-
-
- # Compiler flags to generate dependency files.
- ### GENDEPFLAGS = -Wp,-M,-MP,-MT,$(*F).o,-MF,.dep/$(@F).d
- GENDEPFLAGS = -MD -MP -MF .dep/$(@F).d
-
- # Combine all necessary flags and optional flags.
- # Add target processor to flags.
- ALL_CFLAGS = -mmcu=$(MCU) -I. $(CFLAGS) $(GENDEPFLAGS)
- ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
-
-
-
-
-
- # Default target.
- all: begin gccversion sizebefore build finished end clean
-
- build: elf hex eep lss sym
-
- elf: $(TARGET).elf
- hex: $(TARGET).hex
- eep: $(TARGET).eep
- lss: $(TARGET).lss
- sym: $(TARGET).sym
-
-
-
- # Eye candy.
- # AVR Studio 3.x does not check make's exit code but relies on
- # the following magic strings to be generated by the compile job.
- begin:
- @echo
- @echo $(MSG_BEGIN)
-
- finished:
- @echo $(MSG_ERRORS_NONE)
-
- end:
- @echo $(MSG_END)
- @echo
-
-
- # Display size of file.
- HEXSIZE = $(SIZE) --mcu=$(MCU) --target=$(FORMAT) $(TARGET).hex
- ELFSIZE = $(SIZE) --mcu=$(MCU) -C $(TARGET).elf
- sizebefore:
- @if [ -f $(TARGET).elf ]; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); echo; fi
-
- sizeafter:
- @if [ -f $(TARGET).elf ]; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); echo; fi
-
-
-
- # Display compiler version information.
- gccversion :
- @$(CC) --version
-
-
-
- # Program the device.
- program: $(TARGET).hex $(TARGET).eep
- $(AVRDUDE) $(AVRDUDE_FLAGS) $(AVRDUDE_WRITE_FLASH) $(AVRDUDE_WRITE_EEPROM)
-
-
-
-
- # Convert ELF to COFF for use in debugging / simulating in AVR Studio or VMLAB.
- COFFCONVERT=$(OBJCOPY) --debugging \
- --change-section-address .data-0x800000 \
- --change-section-address .bss-0x800000 \
- --change-section-address .noinit-0x800000 \
- --change-section-address .eeprom-0x810000
-
-
- coff: $(TARGET).elf
- @echo
- @echo $(MSG_COFF) $(TARGET).cof
- $(COFFCONVERT) -O coff-avr $< $(TARGET).cof
-
-
- extcoff: $(TARGET).elf
- @echo
- @echo $(MSG_EXTENDED_COFF) $(TARGET).cof
- $(COFFCONVERT) -O coff-ext-avr $< $(TARGET).cof
-
-
-
- # Create final output files (.hex, .eep) from ELF output file.
- %.hex: %.elf
- @echo
- @echo $(MSG_FLASH) $@
- $(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
-
- %.eep: %.elf
- @echo
- @echo $(MSG_EEPROM) $@
- -$(OBJCOPY) -j .eeprom --set-section-flags=.eeprom="alloc,load" \
- --change-section-lma .eeprom=0 -O $(FORMAT) $< $@
-
- # Create extended listing file from ELF output file.
- %.lss: %.elf
- @echo
- @echo $(MSG_EXTENDED_LISTING) $@
- $(OBJDUMP) -h -S $< > $@
-
- # Create a symbol table from ELF output file.
- %.sym: %.elf
- @echo
- @echo $(MSG_SYMBOL_TABLE) $@
- $(NM) -n $< > $@
-
-
-
- # Link: create ELF output file from object files.
- .SECONDARY : $(TARGET).elf
- .PRECIOUS : $(OBJ)
- %.elf: $(OBJ)
- @echo
- @echo $(MSG_LINKING) $@
- $(CC) $(ALL_CFLAGS) $(OBJ) --output $@ $(LDFLAGS)
-
-
- # Compile: create object files from C source files.
- %.o : %.c
- @echo
- @echo $(MSG_COMPILING) $<
- $(CC) -c $(ALL_CFLAGS) $< -o $@
-
-
- # Compile: create assembler files from C source files.
- %.s : %.c
- $(CC) -S $(ALL_CFLAGS) $< -o $@
-
-
- # Assemble: create object files from assembler source files.
- %.o : %.S
- @echo
- @echo $(MSG_ASSEMBLING) $<
- $(CC) -c $(ALL_ASFLAGS) $< -o $@
-
-
-
- # Target: clean project.
- clean: begin clean_list finished end
-
- clean_list:
- $(REMOVE) $(TARGET).eep
- $(REMOVE) $(TARGET).obj
- $(REMOVE) $(TARGET).cof
- $(REMOVE) $(TARGET).map
- $(REMOVE) $(TARGET).obj
- $(REMOVE) $(TARGET).a90
- $(REMOVE) $(TARGET).sym
- $(REMOVE) $(TARGET).lnk
- $(REMOVE) $(TARGET).lss
- $(REMOVE) $(OBJ)
- $(REMOVE) $(LST)
- $(REMOVE) $(SRC:.c=.s)
- $(REMOVE) $(SRC:.c=.d)
- $(REMOVE) .dep/*
- @if [ -f $(TARGET).elf ]; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); fi
- $(REMOVE) $(TARGET).elf
-
- # Include the dependency files.
- -include $(shell mkdir .dep 2>/dev/null) $(wildcard .dep/*)
-
-
- # Listing of phony targets.
- .PHONY : all begin finish end sizebefore sizeafter gccversion \
- build elf hex eep lss sym coff extcoff \
- clean clean_list program
-
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