Makefile

   1 # WinAVR Sample makefile written by Eric B. Weddington, Jörg Wunsch, et al.
   2 # Modified (bringing often-changed options to the top) by Elliot Williams
   3
   4 # make all = Make software and program
   5 # make clean = Clean out built project files.
   6 # make program = Download the hex file to the device, using avrdude.  Please
   7 #                customize the avrdude settings below first!
   8
   9 # Microcontroller Type
  10 <<<<<<< HEAD
  11 MCU = atmega328p
  12 =======
  13 MCU = atmega328
  14 >>>>>>> feeeea7... Converted to plain c. Added a makefile.
  15
  16 # Target file name (without extension).
  17 TARGET = cerebrum_firmware
  18
  19 # Programming hardware: type avrdude -c ?
  20 # to get a full listing.
  21 <<<<<<< HEAD
  22 AVRDUDE_PROGRAMMER = stk500v1
  23
  24 AVRDUDE_PORT = /dev/arduino0 -b 57600
  25 =======
  26 # AVRDUDE_PROGRAMMER = dapa
  27 AVRDUDE_PROGRAMMER = stk500v2
  28 # AVRDUDE_PROGRAMMER = dt006
  29
  30 AVRDUDE_PORT = /dev/ttyUSB0    # not really needed for usb
  31 >>>>>>> feeeea7... Converted to plain c. Added a makefile.
  32
  33 ############# Don't need to change below here for most purposes  (Elliot)
  34
  35 # Optimization level, can be [0, 1, 2, 3, s]. 0 turns off optimization.
  36 # (Note: 3 is not always the best optimization level. See avr-libc FAQ.)
  37 OPT = s
  38
  39 # Output format. (can be srec, ihex, binary)
  40 FORMAT = ihex
  41
  42 # List C source files here. (C dependencies are automatically generated.)
  43 <<<<<<< HEAD
  44 SRC = $(TARGET).c uart.c
  45 =======
  46 SRC = $(TARGET).c
  47
  48 # If there is more than one source file, append them above, or modify and
  49 # uncomment the following:
  50 #SRC += foo.c bar.c
  51
  52 # You can also wrap lines by appending a backslash to the end of the line:
  53 #SRC += baz.c \
  54 #xyzzy.c
  55
  56
  57 >>>>>>> feeeea7... Converted to plain c. Added a makefile.
  58
  59 # List Assembler source files here.
  60 # Make them always end in a capital .S.  Files ending in a lowercase .s
  61 # will not be considered source files but generated files (assembler
  62 # output from the compiler), and will be deleted upon "make clean"!
  63 # Even though the DOS/Win* filesystem matches both .s and .S the same,
  64 # it will preserve the spelling of the filenames, and gcc itself does
  65 # care about how the name is spelled on its command-line.
  66 ASRC =
  67
  68
  69 # List any extra directories to look for include files here.
  70 #     Each directory must be seperated by a space.
  71 EXTRAINCDIRS =
  72
  73
  74 # Optional compiler flags.
  75 #  -g:        generate debugging information (for GDB, or for COFF conversion)
  76 #  -O*:       optimization level
  77 #  -f...:     tuning, see gcc manual and avr-libc documentation
  78 #  -Wall...:  warning level
  79 #  -Wa,...:   tell GCC to pass this to the assembler.
  80 #    -ahlms:  create assembler listing
  81 CFLAGS = -g -O$(OPT) \
  82 -funsigned-char -funsigned-bitfields -fpack-struct -fshort-enums \
  83 -Wall -Wstrict-prototypes \
  84 -Wa,-adhlns=$(<:.c=.lst) \
  85 $(patsubst %,-I%,$(EXTRAINCDIRS))
  86
  87
  88 # Set a "language standard" compiler flag.
  89 #   Unremark just one line below to set the language standard to use.
  90 #   gnu99 = C99 + GNU extensions. See GCC manual for more information.
  91 #CFLAGS += -std=c89
  92 #CFLAGS += -std=gnu89
  93 #CFLAGS += -std=c99
  94 <<<<<<< HEAD
  95 CFLAGS += -std=gnu99 -DF_CPU=16000000
  96 =======
  97 CFLAGS += -std=gnu99
  98 >>>>>>> feeeea7... Converted to plain c. Added a makefile.
  99
 100
 101
 102 # Optional assembler flags.
 103 #  -Wa,...:   tell GCC to pass this to the assembler.
 104 #  -ahlms:    create listing
 105 #  -gstabs:   have the assembler create line number information; note that
 106 #             for use in COFF files, additional information about filenames
 107 #             and function names needs to be present in the assembler source
 108 #             files -- see avr-libc docs [FIXME: not yet described there]
 109 ASFLAGS = -Wa,-adhlns=$(<:.S=.lst),-gstabs
 110
 111
 112
 113 # Optional linker flags.
 114 #  -Wl,...:   tell GCC to pass this to linker.
 115 #  -Map:      create map file
 116 #  --cref:    add cross reference to  map file
 117 LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
 118
 119
 120
 121 # Additional libraries
 122
 123 # Minimalistic printf version
 124 #LDFLAGS += -Wl,-u,vfprintf -lprintf_min
 125
 126 # Floating point printf version (requires -lm below)
 127 #LDFLAGS += -Wl,-u,vfprintf -lprintf_flt
 128
 129 # -lm = math library
 130 LDFLAGS += -lm
 131
 132
 133 # Programming support using avrdude. Settings and variables.
 134
 135
 136 AVRDUDE_WRITE_FLASH = -U flash:w:$(TARGET).hex
 137 #AVRDUDE_WRITE_EEPROM = -U eeprom:w:$(TARGET).eep
 138
 139 AVRDUDE_FLAGS = -p $(MCU) -P $(AVRDUDE_PORT) -c $(AVRDUDE_PROGRAMMER)
 140
 141 # Uncomment the following if you want avrdude's erase cycle counter.
 142 # Note that this counter needs to be initialized first using -Yn,
 143 # see avrdude manual.
 144 #AVRDUDE_ERASE += -y
 145
 146 # Uncomment the following if you do /not/ wish a verification to be
 147 # performed after programming the device.
 148 #AVRDUDE_FLAGS += -V
 149
 150 # Increase verbosity level.  Please use this when submitting bug
 151 # reports about avrdude. See <http://savannah.nongnu.org/projects/avrdude>
 152 # to submit bug reports.
 153 #AVRDUDE_FLAGS += -v -v
 154
 155 <<<<<<< HEAD
 156 =======
 157 #Run while cable attached or don't
 158 AVRDUDE_FLAGS += -E reset #keep chip disabled while cable attached
 159 #AVRDUDE_FLAGS += -E noreset
 160
 161 #AVRDUDE_WRITE_FLASH = -U lfuse:w:0x04:m #run with 8 Mhz clock
 162
 163 #AVRDUDE_WRITE_FLASH = -U lfuse:w:0x21:m #run with 1 Mhz clock #default clock mode
 164
 165 #AVRDUDE_WRITE_FLASH = -U lfuse:w:0x01:m #run with 1 Mhz clock no start up time
 166
 167 # ---------------------------------------------------------------------------
 168
 169 # Define directories, if needed.
 170 DIRAVR = c:/winavr
 171 DIRAVRBIN = $(DIRAVR)/bin
 172 DIRAVRUTILS = $(DIRAVR)/utils/bin
 173 DIRINC = .
 174 DIRLIB = $(DIRAVR)/avr/lib
 175
 176
 177 >>>>>>> feeeea7... Converted to plain c. Added a makefile.
 178 # Define programs and commands.
 179 SHELL = sh
 180
 181 CC = avr-gcc
 182
 183 OBJCOPY = avr-objcopy
 184 OBJDUMP = avr-objdump
 185 SIZE = avr-size
 186
 187
 188 # Programming support using avrdude.
 189 AVRDUDE = avrdude
 190
 191
 192 REMOVE = rm -f
 193 COPY = cp
 194
 195 HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
 196 ELFSIZE = $(SIZE) -A $(TARGET).elf
 197
 198
 199
 200 # Define Messages
 201 # English
 202 MSG_ERRORS_NONE = Errors: none
 203 MSG_BEGIN = -------- begin --------
 204 MSG_END = --------  end  --------
 205 MSG_SIZE_BEFORE = Size before:
 206 MSG_SIZE_AFTER = Size after:
 207 MSG_COFF = Converting to AVR COFF:
 208 MSG_EXTENDED_COFF = Converting to AVR Extended COFF:
 209 MSG_FLASH = Creating load file for Flash:
 210 MSG_EEPROM = Creating load file for EEPROM:
 211 MSG_EXTENDED_LISTING = Creating Extended Listing:
 212 MSG_SYMBOL_TABLE = Creating Symbol Table:
 213 MSG_LINKING = Linking:
 214 MSG_COMPILING = Compiling:
 215 MSG_ASSEMBLING = Assembling:
 216 MSG_CLEANING = Cleaning project:
 217
 218
 219
 220
 221 # Define all object files.
 222 OBJ = $(SRC:.c=.o) $(ASRC:.S=.o)
 223
 224 # Define all listing files.
 225 LST = $(ASRC:.S=.lst) $(SRC:.c=.lst)
 226
 227 # Combine all necessary flags and optional flags.
 228 # Add target processor to flags.
 229 ALL_CFLAGS = -mmcu=$(MCU) -I. $(CFLAGS)
 230 ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
 231
 232
 233
 234 # Default target: make program!
 235 all: begin gccversion sizebefore $(TARGET).elf $(TARGET).hex $(TARGET).eep \
 236         $(TARGET).lss $(TARGET).sym sizeafter finished end
 237 #       $(AVRDUDE) $(AVRDUDE_FLAGS) $(AVRDUDE_WRITE_FLASH) $(AVRDUDE_WRITE_EEPROM)
 238
 239 # Eye candy.
 240 # AVR Studio 3.x does not check make's exit code but relies on
 241 # the following magic strings to be generated by the compile job.
 242 begin:
 243         @echo
 244         @echo $(MSG_BEGIN)
 245
 246 finished:
 247         @echo $(MSG_ERRORS_NONE)
 248
 249 end:
 250         @echo $(MSG_END)
 251         @echo
 252
 253
 254 # Display size of file.
 255 sizebefore:
 256         @if [ -f $(TARGET).elf ]; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); echo; fi
 257
 258 sizeafter:
 259         @if [ -f $(TARGET).elf ]; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); echo; fi
 260
 261
 262
 263 # Display compiler version information.
 264 gccversion :
 265         @$(CC) --version
 266
 267
 268
 269
 270 # Convert ELF to COFF for use in debugging / simulating in
 271 # AVR Studio or VMLAB.
 272 COFFCONVERT=$(OBJCOPY) --debugging \
 273         --change-section-address .data-0x800000 \
 274         --change-section-address .bss-0x800000 \
 275         --change-section-address .noinit-0x800000 \
 276         --change-section-address .eeprom-0x810000
 277
 278
 279 coff: $(TARGET).elf
 280         @echo
 281         @echo $(MSG_COFF) $(TARGET).cof
 282         $(COFFCONVERT) -O coff-avr $< $(TARGET).cof
 283
 284
 285 extcoff: $(TARGET).elf
 286         @echo
 287         @echo $(MSG_EXTENDED_COFF) $(TARGET).cof
 288         $(COFFCONVERT) -O coff-ext-avr $< $(TARGET).cof
 289
 290
 291
 292
 293 # Program the device.
 294 program: $(TARGET).hex $(TARGET).eep
 295 <<<<<<< HEAD
 296         ./pokedtr
 297 =======
 298 >>>>>>> feeeea7... Converted to plain c. Added a makefile.
 299         $(AVRDUDE) $(AVRDUDE_FLAGS) $(AVRDUDE_WRITE_FLASH) $(AVRDUDE_WRITE_EEPROM)
 300
 301
 302
 303
 304 # Create final output files (.hex, .eep) from ELF output file.
 305 %.hex: %.elf
 306         @echo
 307         @echo $(MSG_FLASH) $@
 308         $(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
 309
 310 %.eep: %.elf
 311         @echo
 312         @echo $(MSG_EEPROM) $@
 313         -$(OBJCOPY) -j .eeprom --set-section-flags=.eeprom="alloc,load" \
 314         --change-section-lma .eeprom=0 -O $(FORMAT) $< $@
 315
 316 # Create extended listing file from ELF output file.
 317 %.lss: %.elf
 318         @echo
 319         @echo $(MSG_EXTENDED_LISTING) $@
 320         $(OBJDUMP) -h -S $< > $@
 321
 322 # Create a symbol table from ELF output file.
 323 %.sym: %.elf
 324         @echo
 325         @echo $(MSG_SYMBOL_TABLE) $@
 326         avr-nm -n $< > $@
 327
 328
 329
 330 # Link: create ELF output file from object files.
 331 .SECONDARY : $(TARGET).elf
 332 .PRECIOUS : $(OBJ)
 333 %.elf: $(OBJ)
 334         @echo
 335         @echo $(MSG_LINKING) $@
 336         $(CC) $(ALL_CFLAGS) $(OBJ) --output $@ $(LDFLAGS)
 337
 338
 339 # Compile: create object files from C source files.
 340 %.o : %.c
 341         @echo
 342         @echo $(MSG_COMPILING) $<
 343         $(CC) -c $(ALL_CFLAGS) $< -o $@
 344
 345
 346 # Compile: create assembler files from C source files.
 347 %.s : %.c
 348         $(CC) -S $(ALL_CFLAGS) $< -o $@
 349
 350
 351 # Assemble: create object files from assembler source files.
 352 %.o : %.S
 353         @echo
 354         @echo $(MSG_ASSEMBLING) $<
 355         $(CC) -c $(ALL_ASFLAGS) $< -o $@
 356
 357
 358
 359
 360
 361
 362 # Target: clean project.
 363 clean: begin clean_list finished end
 364
 365 clean_list :
 366         @echo
 367         @echo $(MSG_CLEANING)
 368         $(REMOVE) $(TARGET).hex
 369         $(REMOVE) $(TARGET).eep
 370         $(REMOVE) $(TARGET).obj
 371         $(REMOVE) $(TARGET).cof
 372         $(REMOVE) $(TARGET).elf
 373         $(REMOVE) $(TARGET).map
 374         $(REMOVE) $(TARGET).obj
 375         $(REMOVE) $(TARGET).a90
 376         $(REMOVE) $(TARGET).sym
 377         $(REMOVE) $(TARGET).lnk
 378         $(REMOVE) $(TARGET).lss
 379         $(REMOVE) $(OBJ)
 380         $(REMOVE) $(LST)
 381         $(REMOVE) $(SRC:.c=.s)
 382         $(REMOVE) $(SRC:.c=.d)
 383         $(REMOVE) *~
 384
 385 # Automatically generate C source code dependencies.
 386 # (Code originally taken from the GNU make user manual and modified
 387 # (See README.txt Credits).)
 388 #
 389 # Note that this will work with sh (bash) and sed that is shipped with WinAVR
 390 # (see the SHELL variable defined above).
 391 # This may not work with other shells or other seds.
 392 #
 393 %.d: %.c
 394         set -e; $(CC) -MM $(ALL_CFLAGS) $< \
 395         | sed 's,\(.*\)\.o[ :]*,\1.o \1.d : ,g' > $@; \
 396         [ -s $@ ] || rm -f $@
 397
 398
 399 # Remove the '-' if you want to see the dependency files generated.
 400 -include $(SRC:.c=.d)
 401
 402
 403
 404 # Listing of phony targets.
 405 .PHONY : all begin finish end sizebefore sizeafter gccversion coff extcoff \
 406         clean clean_list program
 407
 408