1
1
#_______________________________________________________________________________
3
# edam's arduino makefile
3
# edam's Arduino makefile
4
4
#_______________________________________________________________________________
7
# Copyright (C) 2011, 1012 Tim Marston <tim@ed.am>.
7
# Copyright (C) 2011, 2012 Tim Marston <tim@ed.am>.
9
9
# Permission is hereby granted, free of charge, to any person obtaining a copy
10
10
# of this software and associated documentation files (the "Software"), to deal
45
45
# The Arduino software (version 1.0 or later) is required. If you are using
46
46
# Debian (or a derivative), type `apt-get install arduino`. Otherwise, you
47
# will have to download the arduino software manually from http://arduino.cc/.
47
# will have to download the Arduino software manually from http://arduino.cc/.
48
48
# It is suggested that you install it at ~/opt/arduino if you are unsure.
50
50
# If you downloaded the Arduino software manually and unpacked it somewhere
56
56
# export ARDUINODIR=~/somewhere/arduino-1.0
58
58
# You will also need to set BOARD to the type of Arduino you're building for.
59
# You could set a default in your ~/.profile if you want, but it is suggested
60
# that you specify this at build time, especially if you work with different
61
# types of Arduino. For example:
59
# Type `make boards` for a list of acceptable values. You could set a default
60
# in your ~/.profile if you want, but it is suggested that you specify this at
61
# build time, especially if you work with different types of Arduino. For
63
64
# $ export BOARD=uno
69
70
# determine values for SOURCES, TARGET and LIBRARIES. Any .c, .cc and .cpp
70
71
# files in the project directory (or any "util" or "utility" subdirectories)
71
72
# are automatically included in the build and are scanned for Arduino libraries
72
# that have been #included. Note, there can only be one .ino (or .pde) file.
73
# that have been #included. Note, there can only be one .ino (or .pde) file.
74
75
# Alternatively, if you want to manually specify build variables, create a
75
76
# Makefile that defines SOURCES and LIBRARIES and then includes arduino.mk.
84
85
# ARDUINODIR The path where the Arduino software is installed on your system.
86
87
# ARDUINOCONST The Arduino software version, as an integer, used to define the
87
# ARDUINO version constant. This defaults to 100 if undefined.
88
# ARDUINO version constant. This defaults to 100 if undefined.
89
# AVRDUDECONF The avrdude.conf to use. If undefined, this defaults to a guess
90
# based on where the avrdude in use is. If empty, no avrdude.conf
90
# AVRDUDECONF The avrdude.conf to use. If undefined, this defaults to a guess
91
# based on where the avrdude in use is. If empty, no avrdude.conf
91
92
# is passed to avrdude (to the system default is used).
93
# AVRTOOLSPATH A space-separated list of directories to search in order when
94
# lookin for the avr build tools. This defaults to the system PATH
95
# followed by subdirectories in ARDUINODIR if undefined.
94
# AVRDUDEFLAGS Specify any additional flags for avrdude. The usual flags,
95
# required to build the project, will be appended to this.
97
# AVRTOOLSPATH A space-separated list of directories that is searched in order
98
# when looking for the avr build tools. This defaults to PATH,
99
# followed by subdirectories in ARDUINODIR.
97
101
# BOARD Specify a target board type. Run `make boards` to see available
104
# CPPFLAGS Specify any additional flags for the compiler. The usual flags,
105
# required to build the project, will be appended to this.
107
# LINKFLAGS Specify any additional flags for the linker. The usual flags,
108
# required to build the project, will be appended to this.
100
110
# LIBRARIES A list of Arduino libraries to build and include. This is set
101
111
# automatically if a .ino (or .pde) is found.
113
# LIBRARYPATH A space-separated list of directories that is searched in order
114
# when looking for Arduino libraries. This defaults to "libs",
115
# "libraries" and then the Arduino software's libraries directory.
103
117
# SERIALDEV The unix device name of the serial device that is the Arduino.
104
118
# If unspecified, an attempt is made to determine the name of a
105
119
# connected Arduino's serial device.
130
144
# monitor Start `screen` on the serial device. This is meant to be an
131
145
# equivalent to the Arduino serial monitor.
147
# size Displays size information about the built target.
149
# bootloader Burns the bootloader for your board to it.
133
151
# <file> Builds the specified file, either an object file or the target,
134
152
# from those that that would be built for the project.
135
153
#_______________________________________________________________________________
138
156
# default arduino software directory, check software exists
139
157
ifndef ARDUINODIR
140
ARDUINODIR := $(firstword $(wildcard ~/opt/arduino /usr/share/arduino))
158
ARDUINODIR := $(firstword $(wildcard ~/opt/arduino /usr/share/arduino \
159
/Applications/Arduino.app/Contents/Resources/Java \
160
$(HOME)/Applications/Arduino.app/Contents/Resources/Java))
142
162
ifeq "$(wildcard $(ARDUINODIR)/hardware/arduino/boards.txt)" ""
143
163
$(error ARDUINODIR is not set correctly; arduino software not found)
147
167
ARDUINOCONST ?= 100
149
169
# default path for avr tools
151
AVRTOOLSPATH := $(subst :, , $(PATH))
152
AVRTOOLSPATH += $(ARDUINODIR)/hardware/tools
153
AVRTOOLSPATH += $(ARDUINODIR)/hardware/tools/avr/bin
170
AVRTOOLSPATH ?= $(subst :, , $(PATH)) $(ARDUINODIR)/hardware/tools \
171
$(ARDUINODIR)/hardware/tools/avr/bin
173
# default path to find libraries
174
LIBRARYPATH ?= libraries libs $(SKETCHBOOKDIR)/libraries $(ARDUINODIR)/libraries
176
# default serial device to a poor guess (something that might be an arduino)
179
SERIALDEV := $(firstword $(wildcard \
180
/dev/ttyACM? /dev/ttyUSB? /dev/tty.usbserial* /dev/tty.usbmodem*))
186
ifneq "$(MAKECMDGOALS)" "boards"
187
ifneq "$(MAKECMDGOALS)" "clean"
188
$(error BOARD is unset. Type 'make boards' to see possible values)
193
# obtain board parameters from the arduino boards.txt file
194
BOARDSFILE := $(ARDUINODIR)/hardware/arduino/boards.txt
195
readboardsparam = $(shell sed -ne "s/$(BOARD).$(1)=\(.*\)/\1/p" $(BOARDSFILE))
196
BOARD_BUILD_MCU := $(call readboardsparam,build.mcu)
197
BOARD_BUILD_FCPU := $(call readboardsparam,build.f_cpu)
198
BOARD_BUILD_VARIANT := $(call readboardsparam,build.variant)
199
BOARD_UPLOAD_SPEED := $(call readboardsparam,upload.speed)
200
BOARD_UPLOAD_PROTOCOL := $(call readboardsparam,upload.protocol)
201
BOARD_USB_VID := $(call readboardsparam,build.vid)
202
BOARD_USB_PID := $(call readboardsparam,build.pid)
203
BOARD_BOOTLOADER_UNLOCK := $(call readboardsparam,bootloader.unlock_bits)
204
BOARD_BOOTLOADER_LOCK := $(call readboardsparam,bootloader.lock_bits)
205
BOARD_BOOTLOADER_LFUSES := $(call readboardsparam,bootloader.low_fuses)
206
BOARD_BOOTLOADER_HFUSES := $(call readboardsparam,bootloader.high_fuses)
207
BOARD_BOOTLOADER_EFUSES := $(call readboardsparam,bootloader.extended_fuses)
208
BOARD_BOOTLOADER_PATH := $(call readboardsparam,bootloader.path)
209
BOARD_BOOTLOADER_FILE := $(call readboardsparam,bootloader.file)
211
# obtain preferences from the IDE's preferences.txt
212
PREFERENCESFILE := $(firstword $(wildcard \
213
$(HOME)/.arduino/preferences.txt $(HOME)/Library/Arduino/preferences.txt))
214
ifneq "$(PREFERENCESFILE)" ""
215
readpreferencesparam = $(shell sed -ne "s/$(1)=\(.*\)/\1/p" $(PREFERENCESFILE))
216
SKETCHBOOKDIR := $(call readpreferencesparam,sketchbook.path)
220
ifeq "$(BOARD_BUILD_MCU)" ""
221
ifneq "$(MAKECMDGOALS)" "boards"
222
ifneq "$(MAKECMDGOALS)" "clean"
223
$(error BOARD is invalid. Type 'make boards' to see possible values)
163
235
# automatically determine sources and targeet
164
236
TARGET := $(basename $(INOFILE))
165
237
SOURCES := $(INOFILE) \
166
$(wildcard *.c *.cc *.cpp) \
167
$(wildcard $(addprefix util/, *.c *.cc *.cpp)) \
168
$(wildcard $(addprefix utility/, *.c *.cc *.cpp))
238
$(wildcard *.c *.cc *.cpp *.C) \
239
$(wildcard $(addprefix util/, *.c *.cc *.cpp *.C)) \
240
$(wildcard $(addprefix utility/, *.c *.cc *.cpp *.C))
170
242
# automatically determine included libraries
171
ARDUINOLIBSAVAIL := $(notdir $(wildcard $(ARDUINODIR)/libraries/*))
172
LIBRARIES := $(filter $(ARDUINOLIBSAVAIL), \
243
LIBRARIES := $(filter $(notdir $(wildcard $(addsuffix /*, $(LIBRARYPATH)))), \
173
244
$(shell sed -ne "s/^ *\# *include *[<\"]\(.*\)\.h[>\"]/\1/p" $(SOURCES)))
177
# no serial device? make a poor attempt to detect an arduino
179
ifeq "$(SERIALDEV)" ""
180
SERIALDEV := $(firstword $(wildcard \
181
/dev/ttyACM? /dev/ttyUSB? /dev/tty.usbmodem*))
186
249
findsoftware = $(firstword $(wildcard $(addsuffix /$(1), $(AVRTOOLSPATH))))
187
250
CC := $(call findsoftware,avr-gcc)
190
253
AR := $(call findsoftware,avr-ar)
191
254
OBJCOPY := $(call findsoftware,avr-objcopy)
192
255
AVRDUDE := $(call findsoftware,avrdude)
256
AVRSIZE := $(call findsoftware,avr-size)
259
ARDUINOCOREDIR := $(ARDUINODIR)/hardware/arduino/cores/arduino
260
LIBRARYDIRS := $(foreach lib, $(LIBRARIES), \
261
$(firstword $(wildcard $(addsuffix /$(lib), $(LIBRARYPATH)))))
262
LIBRARYDIRS += $(addsuffix /utility, $(LIBRARYDIRS))
195
265
TARGET := $(if $(TARGET),$(TARGET),a.out)
196
266
OBJECTS := $(addsuffix .o, $(basename $(SOURCES)))
197
ARDUINOSRCDIR := $(ARDUINODIR)/hardware/arduino/cores/arduino
198
ARDUINOLIBSDIR := $(ARDUINODIR)/libraries
199
ARDUINOLIB := _arduino.a
200
ARDUINOLIBTMP := $(ARDUINOLIB).tmp
201
ARDUINOLIBOBJS := $(patsubst %, $(ARDUINOLIBTMP)/%.o, $(basename $(notdir \
202
$(wildcard $(addprefix $(ARDUINOSRCDIR)/, *.c *.cpp)))))
203
ARDUINOLIBOBJS += $(foreach lib, $(LIBRARIES), \
204
$(patsubst %, $(ARDUINOLIBTMP)/%.o, $(basename $(notdir \
205
$(wildcard $(addprefix $(ARDUINOLIBSDIR)/$(lib)/, *.c *.cpp)) \
206
$(wildcard $(addprefix $(ARDUINOLIBSDIR)/$(lib)/utility/, *.c *.cpp)) ))))
267
DEPFILES := $(patsubst %, .dep/%.dep, $(SOURCES))
268
ARDUINOLIB := .lib/arduino.a
269
ARDUINOLIBOBJS := $(foreach dir, $(ARDUINOCOREDIR) $(LIBRARYDIRS), \
270
$(patsubst %, .lib/%.o, $(wildcard $(addprefix $(dir)/, *.c *.cpp))))
271
BOOTLOADERHEX := $(addprefix \
272
$(ARDUINODIR)/hardware/arduino/bootloaders/$(BOARD_BOOTLOADER_PATH)/, \
273
$(BOARD_BOOTLOADER_FILE))
275
# avrdude confifuration
207
276
ifeq "$(AVRDUDECONF)" ""
208
277
ifeq "$(AVRDUDE)" "$(ARDUINODIR)/hardware/tools/avr/bin/avrdude"
209
278
AVRDUDECONF := $(ARDUINODIR)/hardware/tools/avr/etc/avrdude.conf
217
ifneq "$(MAKECMDGOALS)" "boards"
218
ifneq "$(MAKECMDGOALS)" "clean"
219
$(error BOARD is unset. Type 'make boards' to see possible values)
224
# obtain board parameters from the arduino boards.txt file
225
BOARDS_FILE := $(ARDUINODIR)/hardware/arduino/boards.txt
227
$(shell sed -ne "s/$(BOARD).build.mcu=\(.*\)/\1/p" $(BOARDS_FILE))
228
BOARD_BUILD_FCPU := \
229
$(shell sed -ne "s/$(BOARD).build.f_cpu=\(.*\)/\1/p" $(BOARDS_FILE))
230
BOARD_BUILD_VARIANT := \
231
$(shell sed -ne "s/$(BOARD).build.variant=\(.*\)/\1/p" $(BOARDS_FILE))
232
BOARD_UPLOAD_SPEED := \
233
$(shell sed -ne "s/$(BOARD).upload.speed=\(.*\)/\1/p" $(BOARDS_FILE))
234
BOARD_UPLOAD_PROTOCOL := \
235
$(shell sed -ne "s/$(BOARD).upload.protocol=\(.*\)/\1/p" $(BOARDS_FILE))
238
ifeq "$(BOARD_BUILD_MCU)" ""
239
ifneq "$(MAKECMDGOALS)" "boards"
240
ifneq "$(MAKECMDGOALS)" "clean"
241
$(error BOARD is invalid. Type 'make boards' to see possible values)
247
CPPFLAGS := -Os -Wall -fno-exceptions -ffunction-sections -fdata-sections
285
CPPFLAGS += -Os -Wall -fno-exceptions -ffunction-sections -fdata-sections
248
286
CPPFLAGS += -funsigned-char -funsigned-bitfields -fpack-struct -fshort-enums
249
287
CPPFLAGS += -mmcu=$(BOARD_BUILD_MCU)
250
288
CPPFLAGS += -DF_CPU=$(BOARD_BUILD_FCPU) -DARDUINO=$(ARDUINOCONST)
251
CPPFLAGS += -I. -Iutil -Iutility -I$(ARDUINOSRCDIR)
252
CPPFLAGS += -I$(ARDUINODIR)/hardware/arduino/variants/$(BOARD_BUILD_VARIANT)/
253
CPPFLAGS += $(addprefix -I$(ARDUINODIR)/libraries/, $(LIBRARIES))
254
CPPFLAGS += $(patsubst %, -I$(ARDUINODIR)/libraries/%/utility, $(LIBRARIES))
255
AVRDUDEFLAGS := $(addprefix -C , $(AVRDUDECONF)) -DV
289
CPPFLAGS += -DUSB_VID=$(BOARD_USB_VID) -DUSB_PID=$(BOARD_USB_PID)
290
CPPFLAGS += -I. -Iutil -Iutility -I $(ARDUINOCOREDIR)
291
CPPFLAGS += -I $(ARDUINODIR)/hardware/arduino/variants/$(BOARD_BUILD_VARIANT)/
292
CPPFLAGS += $(addprefix -I , $(LIBRARYDIRS))
293
CPPDEPFLAGS = -MMD -MP -MF .dep/$<.dep
294
CPPINOFLAGS := -x c++ -include $(ARDUINOCOREDIR)/Arduino.h
295
AVRDUDEFLAGS += $(addprefix -C , $(AVRDUDECONF)) -DV
256
296
AVRDUDEFLAGS += -p $(BOARD_BUILD_MCU) -P $(SERIALDEV)
257
297
AVRDUDEFLAGS += -c $(BOARD_UPLOAD_PROTOCOL) -b $(BOARD_UPLOAD_SPEED)
258
LINKFLAGS := -Os -Wl,--gc-sections -mmcu=$(BOARD_BUILD_MCU)
260
# figure out which arg to use with stty
261
STTYFARG := $(shell stty --help > /dev/null 2>&1 && echo -F || echo -f)
298
LINKFLAGS += -Os -Wl,--gc-sections -mmcu=$(BOARD_BUILD_MCU)
300
# figure out which arg to use with stty (for OS X, GNU and busybox stty)
301
STTYFARG := $(shell stty --help 2>&1 | \
302
grep -q 'illegal option' && echo -f || echo -F)
304
# include dependencies
305
ifneq "$(MAKECMDGOALS)" "clean"
264
310
.DEFAULT_GOAL := all
280
326
@test 0 -eq $(SERIALDEVGUESS) || { \
281
327
echo "*GUESSING* at serial device:" $(SERIALDEV); \
329
ifeq "$(BOARD_BOOTLOADER_PATH)" "caterina"
330
stty $(STTYFARG) $(SERIALDEV) speed 1200
283
333
stty $(STTYFARG) $(SERIALDEV) hupcl
284
334
$(AVRDUDE) $(AVRDUDEFLAGS) -U flash:w:$(TARGET).hex:i
288
338
rm -f $(TARGET).elf $(TARGET).hex $(ARDUINOLIB) *~
289
rm -rf $(ARDUINOLIBTMP)
292
@echo Available values for BOARD:
293
@sed -ne '/^#/d;s/^\(.*\).name=\(.*\)/\1 \2/;T' \
294
-e 's/\(.\{12\}\) *\(.*\)/\1 \2/;p' $(BOARDS_FILE)
342
@echo "Available values for BOARD:"
343
@sed -nEe '/^#/d; /^[^.]+\.name=/p' $(BOARDSFILE) | \
344
sed -Ee 's/([^.]+)\.name=(.*)/\1 \2/' \
345
-e 's/(.{12}) *(.*)/\1 \2/'
297
348
@test -n "$(SERIALDEV)" || { \
300
351
@test -n `which screen` || { \
301
352
echo "error: can't find GNU screen, you might need to install it." >&2 \
303
354
@test 0 -eq $(SERIALDEVGUESS) || { \
304
355
echo "*GUESSING* at serial device:" $(SERIALDEV); \
306
357
screen $(SERIALDEV)
360
echo && $(AVRSIZE) --format=avr --mcu=$(BOARD_BUILD_MCU) $(TARGET).elf
363
@echo "Burning bootloader to board..."
364
@test -n "$(SERIALDEV)" || { \
365
echo "error: SERIALDEV could not be determined automatically." >&2; \
367
@test 0 -eq $(SERIALDEVGUESS) || { \
368
echo "*GUESSING* at serial device:" $(SERIALDEV); \
370
stty $(STTYFARG) $(SERIALDEV) hupcl
371
$(AVRDUDE) $(AVRDUDEFLAGS) -U lock:w:$(BOARD_BOOTLOADER_UNLOCK):m
372
$(AVRDUDE) $(AVRDUDEFLAGS) -eU lfuse:w:$(BOARD_BOOTLOADER_LFUSES):m
373
$(AVRDUDE) $(AVRDUDEFLAGS) -U hfuse:w:$(BOARD_BOOTLOADER_HFUSES):m
374
ifneq "$(BOARD_BOOTLOADER_EFUSES)" ""
375
$(AVRDUDE) $(AVRDUDEFLAGS) -U efuse:w:$(BOARD_BOOTLOADER_EFUSES):m
377
ifneq "$(BOOTLOADERHEX)" ""
378
$(AVRDUDE) $(AVRDUDEFLAGS) -U flash:w:$(BOOTLOADERHEX):i
380
$(AVRDUDE) $(AVRDUDEFLAGS) -U lock:w:$(BOARD_BOOTLOADER_LOCK):m
308
382
# building the target
310
384
$(TARGET).hex: $(TARGET).elf
313
387
.INTERMEDIATE: $(TARGET).elf
315
389
$(TARGET).elf: $(ARDUINOLIB) $(OBJECTS)
316
$(CC) $(LINKFLAGS) $(OBJECTS) $(ARDUINOLIB) -o $@
390
$(CC) $(LINKFLAGS) $(OBJECTS) $(ARDUINOLIB) -lm -o $@
393
mkdir -p .dep/$(dir $<)
394
$(COMPILE.c) $(CPPDEPFLAGS) -o $@ $<
397
mkdir -p .dep/$(dir $<)
398
$(COMPILE.cpp) $(CPPDEPFLAGS) -o $@ $<
401
mkdir -p .dep/$(dir $<)
402
$(COMPILE.cpp) $(CPPDEPFLAGS) -o $@ $<
405
mkdir -p .dep/$(dir $<)
406
$(COMPILE.cpp) $(CPPDEPFLAGS) -o $@ $<
319
$(COMPILE.cpp) -o $@ -x c++ -include $(ARDUINOSRCDIR)/Arduino.h $<
409
mkdir -p .dep/$(dir $<)
410
$(COMPILE.cpp) $(CPPDEPFLAGS) -o $@ $(CPPINOFLAGS) $<
322
$(COMPILE.cpp) -o $@ -x c++ -include $(ARDUINOSRCDIR)/Arduino.h $<
413
mkdir -p .dep/$(dir $<)
414
$(COMPILE.cpp) $(CPPDEPFLAGS) -o $@ $(CPPINOFLAGS) $<
324
416
# building the arduino library
326
418
$(ARDUINOLIB): $(ARDUINOLIBOBJS)
328
rm -rf $(ARDUINOLIBTMP)
330
.INTERMEDIATE: $(ARDUINOLIBOBJS)
332
$(ARDUINOLIBTMP)/%.o: $(ARDUINOSRCDIR)/%.c
333
@test -d $(ARDUINOLIBTMP) || mkdir $(ARDUINOLIBTMP)
334
$(COMPILE.c) -o $@ $<
336
$(ARDUINOLIBTMP)/%.o: $(ARDUINOSRCDIR)/%.cpp
337
@test -d $(ARDUINOLIBTMP) || mkdir $(ARDUINOLIBTMP)
338
$(COMPILE.cpp) -o $@ $<
340
$(ARDUINOLIBTMP)/%.o: $(ARDUINODIR)/libraries/*/%.c
341
@test -d $(ARDUINOLIBTMP) || mkdir $(ARDUINOLIBTMP)
342
$(COMPILE.c) -o $@ $<
344
$(ARDUINOLIBTMP)/%.o: $(ARDUINODIR)/libraries/*/%.cpp
345
@test -d $(ARDUINOLIBTMP) || mkdir $(ARDUINOLIBTMP)
346
$(COMPILE.cpp) -o $@ $<
348
$(ARDUINOLIBTMP)/%.o: $(ARDUINODIR)/libraries/*/utility/%.c
349
@test -d $(ARDUINOLIBTMP) || mkdir $(ARDUINOLIBTMP)
350
$(COMPILE.c) -o $@ $<
352
$(ARDUINOLIBTMP)/%.o: $(ARDUINODIR)/libraries/*/utility/%.cpp
353
@test -d $(ARDUINOLIBTMP) || mkdir $(ARDUINOLIBTMP)
423
$(COMPILE.c) -o $@ $<
427
$(COMPILE.cpp) -o $@ $<
431
$(COMPILE.cpp) -o $@ $<
354
435
$(COMPILE.cpp) -o $@ $<