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authorDavid A. Mellis <d.mellis@arduino.cc>2007-10-06 14:47:50 +0000
committerDavid A. Mellis <d.mellis@arduino.cc>2007-10-06 14:47:50 +0000
commit5f3976696ddf5d02ea7e6f805ce655e1f281e6ed (patch)
tree547c97780b4a79c5fac43ebcd017ddfb9b73971c /cores/arduino/Makefile
parent72e9f39fbde96b484338cbbd785680e5ab4a2e72 (diff)
Moving hardware/targets to hardware/cores.
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+# Arduino makefile
+#
+# This makefile allows you to build sketches from the command line
+# without the Arduino environment (or Java).
+#
+# The Arduino environment does preliminary processing on a sketch before
+# compiling it. If you're using this makefile instead, you'll need to do
+# a few things differently:
+#
+# - Give your program's file a .cpp extension (e.g. foo.cpp).
+#
+# - Put this line at top of your code: #include <WProgram.h>
+#
+# - Write prototypes for all your functions (or define them before you
+# call them). A prototype declares the types of parameters a
+# function will take and what type of value it will return. This
+# means that you can have a call to a function before the definition
+# of the function. A function prototype looks like the first line of
+# the function, with a semi-colon at the end. For example:
+# int digitalRead(int pin);
+#
+# - Write a main() function for your program that returns an int, calls
+# init() and setup() once (in that order), and then calls loop()
+# repeatedly():
+#
+# int main()
+# {
+# init();
+# setup();
+#
+# for (;;)
+# loop();
+#
+# return 0;
+# }
+#
+# Instructions for using the makefile:
+#
+# 1. Copy this file into the folder with your sketch.
+#
+# 2. Below, modify the line containing "TARGET" to refer to the name of
+# of your program's file without an extension (e.g. TARGET = foo).
+#
+# 3. Modify the line containg "ARDUINO" to point the directory that
+# contains the Arduino core (for normal Arduino installations, this
+# is the hardware/cores/arduino sub-directory).
+#
+# 4. Modify the line containing "PORT" to refer to the filename
+# representing the USB or serial connection to your Arduino board
+# (e.g. PORT = /dev/tty.USB0). If the exact name of this file
+# changes, you can use * as a wildcard (e.g. PORT = /dev/tty.USB*).
+#
+# 5. At the command line, change to the directory containing your
+# program's file and the makefile.
+#
+# 6. Type "make" and press enter to compile/verify your program.
+#
+# 7. Type "make upload", reset your Arduino board, and press enter to
+# upload your program to the Arduino board.
+#
+# $Id$
+
+PORT = /dev/tty.usbserial*
+TARGET = foo
+ARDUINO = arduino
+SRC = $(ARDUINO)/pins_arduino.c $(ARDUINO)/wiring.c \
+$(ARDUINO)/wiring_analog.c $(ARDUINO)/wiring_digital.c \
+$(ARDUINO)/wiring_pulse.c $(ARDUINO)/wiring_serial.c \
+$(ARDUINO)/wiring_shift.c $(ARDUINO)/WInterrupts.c
+CXXSRC = $(ARDUINO)/HardwareSerial.cpp $(ARDUINO)/WRandom.cpp
+MCU = atmega168
+F_CPU = 16000000
+FORMAT = ihex
+UPLOAD_RATE = 19200
+
+# Name of this Makefile (used for "make depend").
+MAKEFILE = Makefile
+
+# Debugging format.
+# Native formats for AVR-GCC's -g are stabs [default], or dwarf-2.
+# AVR (extended) COFF requires stabs, plus an avr-objcopy run.
+DEBUG = stabs
+
+OPT = s
+
+# Place -D or -U options here
+CDEFS = -DF_CPU=$(F_CPU)
+CXXDEFS = -DF_CPU=$(F_CPU)
+
+# Place -I options here
+CINCS = -I$(ARDUINO)
+CXXINCS = -I$(ARDUINO)
+
+# Compiler flag to set the C Standard level.
+# c89 - "ANSI" C
+# gnu89 - c89 plus GCC extensions
+# c99 - ISO C99 standard (not yet fully implemented)
+# gnu99 - c99 plus GCC extensions
+CSTANDARD = -std=gnu99
+CDEBUG = -g$(DEBUG)
+CWARN = -Wall -Wstrict-prototypes
+CTUNING = -funsigned-char -funsigned-bitfields -fpack-struct -fshort-enums
+#CEXTRA = -Wa,-adhlns=$(<:.c=.lst)
+
+CFLAGS = $(CDEBUG) $(CDEFS) $(CINCS) -O$(OPT) $(CWARN) $(CSTANDARD) $(CEXTRA)
+CXXFLAGS = $(CDEFS) $(CINCS) -O$(OPT)
+#ASFLAGS = -Wa,-adhlns=$(<:.S=.lst),-gstabs
+LDFLAGS = -lm
+
+
+# Programming support using avrdude. Settings and variables.
+AVRDUDE_PROGRAMMER = stk500
+AVRDUDE_PORT = $(PORT)
+AVRDUDE_WRITE_FLASH = -U flash:w:$(TARGET).hex
+AVRDUDE_FLAGS = -F -p $(MCU) -P $(AVRDUDE_PORT) -c $(AVRDUDE_PROGRAMMER) \
+ -b $(UPLOAD_RATE)
+
+# Program settings
+CC = avr-gcc
+CXX = avr-g++
+OBJCOPY = avr-objcopy
+OBJDUMP = avr-objdump
+AR = avr-ar
+SIZE = avr-size
+NM = avr-nm
+AVRDUDE = avrdude
+REMOVE = rm -f
+MV = mv -f
+
+# Define all object files.
+OBJ = $(SRC:.c=.o) $(CXXSRC:.cpp=.o) $(ASRC:.S=.o)
+
+# Define all listing files.
+LST = $(ASRC:.S=.lst) $(CXXSRC:.cpp=.lst) $(SRC:.c=.lst)
+
+# Combine all necessary flags and optional flags.
+# Add target processor to flags.
+ALL_CFLAGS = -mmcu=$(MCU) -I. $(CFLAGS)
+ALL_CXXFLAGS = -mmcu=$(MCU) -I. $(CXXFLAGS)
+ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
+
+
+# Default target.
+all: build
+
+build: elf hex
+
+elf: $(TARGET).elf
+hex: $(TARGET).hex
+eep: $(TARGET).eep
+lss: $(TARGET).lss
+sym: $(TARGET).sym
+
+# Program the device.
+upload: $(TARGET).hex
+ $(AVRDUDE) $(AVRDUDE_FLAGS) $(AVRDUDE_WRITE_FLASH)
+
+
+
+
+# Convert ELF to COFF for use in debugging / simulating in AVR Studio or VMLAB.
+COFFCONVERT=$(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
+ $(COFFCONVERT) -O coff-avr $(TARGET).elf $(TARGET).cof
+
+
+extcoff: $(TARGET).elf
+ $(COFFCONVERT) -O coff-ext-avr $(TARGET).elf $(TARGET).cof
+
+
+.SUFFIXES: .elf .hex .eep .lss .sym
+
+.elf.hex:
+ $(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
+
+.elf.eep:
+ -$(OBJCOPY) -j .eeprom --set-section-flags=.eeprom="alloc,load" \
+ --change-section-lma .eeprom=0 -O $(FORMAT) $< $@
+
+# Create extended listing file from ELF output file.
+.elf.lss:
+ $(OBJDUMP) -h -S $< > $@
+
+# Create a symbol table from ELF output file.
+.elf.sym:
+ $(NM) -n $< > $@
+
+
+core.a: $(OBJ)
+ @for i in $(OBJ); do echo $(AR) rcs core.a $$i; $(AR) rcs core.a $$i; done
+
+# Link: create ELF output file from library.
+$(TARGET).elf: core.a
+ $(CC) $(ALL_CFLAGS) -o $@ $(TARGET).cpp -L. core.a $(LDFLAGS)
+
+# Compile: create object files from C++ source files.
+.cpp.o:
+ $(CXX) -c $(ALL_CXXFLAGS) $< -o $@
+
+# Compile: create object files from C source files.
+.c.o:
+ $(CC) -c $(ALL_CFLAGS) $< -o $@
+
+
+# Compile: create assembler files from C source files.
+.c.s:
+ $(CC) -S $(ALL_CFLAGS) $< -o $@
+
+
+# Assemble: create object files from assembler source files.
+.S.o:
+ $(CC) -c $(ALL_ASFLAGS) $< -o $@
+
+
+
+# Target: clean project.
+clean:
+ $(REMOVE) $(TARGET).hex $(TARGET).eep $(TARGET).cof $(TARGET).elf \
+ $(TARGET).map $(TARGET).sym $(TARGET).lss core.a \
+ $(OBJ) $(LST) $(SRC:.c=.s) $(SRC:.c=.d) $(CXXSRC:.cpp=.s) $(CXXSRC:.cpp=.d)
+
+depend:
+ if grep '^# DO NOT DELETE' $(MAKEFILE) >/dev/null; \
+ then \
+ sed -e '/^# DO NOT DELETE/,$$d' $(MAKEFILE) > \
+ $(MAKEFILE).$$$$ && \
+ $(MV) $(MAKEFILE).$$$$ $(MAKEFILE); \
+ fi
+ echo '# DO NOT DELETE THIS LINE -- make depend depends on it.' \
+ >> $(MAKEFILE); \
+ $(CC) -M -mmcu=$(MCU) $(CDEFS) $(CINCS) $(SRC) $(ASRC) >> $(MAKEFILE)
+
+.PHONY: all build elf hex eep lss sym program coff extcoff clean depend