TOOLCHAIN = AVR include $(MK_DIR)/find_arduino.mk include $(MK_DIR)/find_tools.mk # # Tool options # DEFINES = -DF_CPU=$(F_CPU) DEFINES += -DSKETCH=\"$(SKETCH)\" -DAPM_BUILD_DIRECTORY=APM_BUILD_$(SKETCH) DEFINES += $(EXTRAFLAGS) # from user config.mk DEFINES += -DCONFIG_HAL_BOARD=$(HAL_BOARD) WARNFLAGS = -Wformat -Wall -Wshadow -Wpointer-arith -Wcast-align WARNFLAGS += -Wwrite-strings -Wformat=2 WARNFLAGSCXX = -Wno-reorder DEPFLAGS = -MD -MT $@ CXXOPTS = -ffunction-sections -fdata-sections -fno-exceptions -fsigned-char COPTS = -ffunction-sections -fdata-sections -fsigned-char ASOPTS = -x assembler-with-cpp LISTOPTS = -adhlns=$(@:.o=.lst) NATIVE_CPUFLAGS = -D_GNU_SOURCE NATIVE_CPULDFLAGS = -g NATIVE_OPTFLAGS = -O0 -g AVR_CPUFLAGS = -mmcu=$(MCU) -mcall-prologues AVR_CPULDFLAGS = -Wl,-m,avr6 AVR_OPTFLAGS = -Os CPUFLAGS= $($(TOOLCHAIN)_CPUFLAGS) CPULDFLAGS= $($(TOOLCHAIN)_CPULDFLAGS) OPTFLAGS= $($(TOOLCHAIN)_OPTFLAGS) CXXFLAGS = -g $(CPUFLAGS) $(DEFINES) -Wa,$(LISTOPTS) $(OPTFLAGS) CXXFLAGS += $(WARNFLAGS) $(WARNFLAGSCXX) $(DEPFLAGS) $(CXXOPTS) CFLAGS = -g $(CPUFLAGS) $(DEFINES) -Wa,$(LISTOPTS) $(OPTFLAGS) CFLAGS += $(WARNFLAGS) $(DEPFLAGS) $(COPTS) ASFLAGS = -g $(CPUFLAGS) $(DEFINES) -Wa,$(LISTOPTS) $(DEPFLAGS) ASFLAGS += $(ASOPTS) LDFLAGS = -g $(CPUFLAGS) $(OPTFLAGS) $(WARNFLAGS) LDFLAGS += -Wl,--gc-sections -Wl,-Map -Wl,$(SKETCHMAP) ifneq ($(BOARD),mega) LDFLAGS += $(CPULDFLAGS) endif # under certain situations with certain avr-gcc versions the --relax flag causes # a bug. Give the user a way to disable this flag per-sketch. # I know this is a rotten hack but we're really close to sunset on AVR. EXCLUDE_RELAX := $(wildcard $(SRCROOT)/norelax.inoflag) ifeq ($(EXCLUDE_RELAX),) LDFLAGS += -Wl,--relax endif LIBS = -lm ifeq ($(VERBOSE),) v = @ else v = endif # Library object files LIBOBJS := $(SKETCHLIBOBJS) # Find the hardware directory to use HARDWARE_DIR := $(firstword $(wildcard $(SKETCHBOOK)/hardware/$(HARDWARE) \ $(ARDUINO)/hardware/$(HARDWARE))) ifeq ($(HARDWARE_DIR),) $(error ERROR: hardware directory for $(HARDWARE) not found) endif # Find the boards.txt that we are using BOARDFILE := $(wildcard $(HARDWARE_DIR)/boards.txt) ifeq ($(BOARDFILE),) $(error ERROR: could not locate boards.txt for hardware $(HARDWARE)) endif # Extract needed build parameters from the boardfile MCU := $(shell grep $(BOARD).build.mcu $(BOARDFILE) | cut -d = -f 2) F_CPU := $(shell grep $(BOARD).build.f_cpu $(BOARDFILE) | cut -d = -f 2) HARDWARE_CORE := $(shell grep $(BOARD).build.core $(BOARDFILE) | cut -d = -f 2) UPLOAD_SPEED := $(shell grep $(BOARD).upload.speed $(BOARDFILE) | cut -d = -f 2) # User can define USERAVRDUDEFLAGS = -V in their config.mk to skip verification USERAVRDUDEFLAGS ?= #make sure the avrdude conf file is referenced correctly in cygwin ifneq ($(findstring CYGWIN, $(SYSTYPE)),) USERAVRDUDEFLAGS := -C $(ARDUINO)/hardware/tools/avr/etc/avrdude.conf endif #make sure the avrdude conf file is referenced correctly in mingw ifneq ($(findstring MINGW, $(SYSTYPE)),) USERAVRDUDEFLAGS := -C $(ARDUINO)/hardware/tools/avr/etc/avrdude.conf endif #make sure the avrdude conf file is referenced correctly in darwin ifneq ($(findstring Darwin, $(SYSTYPE)),) USERAVRDUDEFLAGS := -C $(ARDUINO)/hardware/tools/avr/etc/avrdude.conf endif ifeq ($(UPLOAD_PROTOCOL),) UPLOAD_PROTOCOL := $(shell grep $(BOARD).upload.protocol $(BOARDFILE) | cut -d = -f 2) endif # Adding override for mega since boards.txt uses stk500 instead of # arduino on 22 release ifeq ($(BOARD),mega) UPLOAD_PROTOCOL := arduino endif #On Cygwin, the wiring programmer will perform the DTR reset for us ifneq ($(findstring CYGWIN, $(SYSTYPE)),) UPLOAD_PROTOCOL := wiring endif ifeq ($(MCU),) $(error ERROR: Could not locate board $(BOARD) in $(BOARDFILE)) endif ################################################################################ # Built products # # The ELF file SKETCHELF = $(BUILDROOT)/$(SKETCH).elf # HEX file SKETCHHEX = $(BUILDROOT)/$(SKETCH).hex # EEP file SKETCHEEP = $(BUILDROOT)/$(SKETCH).eep # Map file SKETCHMAP = $(BUILDROOT)/$(SKETCH).map # All of the objects that may be built ALLOBJS = $(SKETCHOBJS) $(LIBOBJS) # All of the dependency files that may be generated ALLDEPS = $(ALLOBJS:%.o=%.d) ################################################################################ # Targets # all: $(SKETCHELF) $(SKETCHEEP) $(SKETCHHEX) print-%: echo "$*=$($*)" .PHONY: upload upload: $(SKETCHHEX) $(AVRDUDE) -c $(UPLOAD_PROTOCOL) -p $(MCU) -P $(PORT) -b$(UPLOAD_SPEED) $(USERAVRDUDEFLAGS) -U flash:w:$(SKETCHHEX):i debug: $(AVARICE) --mkII --capture --jtag usb :4242 & \ gnome-terminal -x $(GDB) $(SKETCHELF) & \ echo -e '\n\nat the gdb prompt type "target remote localhost:4242"' # this allows you to flash your image via JTAG for when you # have completely broken your USB jtag-program: $(AVARICE) --mkII --jtag usb --erase --program --file $(SKETCHELF) ################################################################################ # Rules # # fetch dependency info from a previous build if any of it exists -include $(ALLDEPS) # Link the final object $(SKETCHELF): $(SKETCHOBJS) $(LIBOBJS) $(RULEHDR) $(v)$(LD) $(LDFLAGS) -o $@ $^ $(LIBS) # Create the hex file $(SKETCHHEX): $(SKETCHELF) $(RULEHDR) $(v)$(OBJCOPY) -O ihex -R .eeprom $< $@ # Create the eep file $(SKETCHEEP): $(SKETCHELF) $(RULEHDR) $(v)$(OBJCOPY) -O ihex -j.eeprom --set-section-flags=.eeprom=alloc,load --no-change-warnings --change-section-lma .eeprom=0 $< $@ # # Build sketch objects # SKETCH_INCLUDES = $(SKETCHLIBINCLUDES) $(ARDUINOLIBINCLUDES) $(COREINCLUDES) $(BUILDROOT)/%.o: $(BUILDROOT)/%.cpp $(RULEHDR) $(v)$(CXX) $(CXXFLAGS) -c -o $@ $< -I$(SRCROOT) $(SKETCH_INCLUDES) $(BUILDROOT)/%.o: $(SRCROOT)/%.cpp $(RULEHDR) $(v)$(CXX) $(CXXFLAGS) -c -o $@ $< $(SKETCH_INCLUDES) $(BUILDROOT)/%.o: $(SRCROOT)/%.c $(RULEHDR) $(v)$(CC) $(CFLAGS) -c -o $@ $< $(SKETCH_INCLUDES) $(BUILDROOT)/%.o: $(SRCROOT)/%.S $(RULEHDR) $(v)$(AS) $(ASFLAGS) -c -o $@ $< $(SKETCH_INCLUDES) # # Build library objects from sources in the sketchbook # SLIB_INCLUDES = -I$(dir $<)/utility $(SKETCHLIBINCLUDES) $(ARDUINOLIBINCLUDES) $(COREINCLUDES) $(BUILDROOT)/libraries/%.o: $(SKETCHBOOK)/libraries/%.cpp $(RULEHDR) $(v)$(CXX) $(CXXFLAGS) -c -o $@ $< $(SLIB_INCLUDES) $(BUILDROOT)/libraries/%.o: $(SKETCHBOOK)/libraries/%.c $(RULEHDR) $(v)$(CC) $(CFLAGS) -c -o $@ $< $(SLIB_INCLUDES) $(BUILDROOT)/libraries/%.o: $(SKETCHBOOK)/libraries/%.S $(RULEHDR) $(v)$(AS) $(ASFLAGS) -c -o $@ $< $(SLIB_INCLUDES)