# The architecture configuration ARCH := atmega8 AVRDUDE_ARCH := m8 AVRDUDE_SPEED := 1 AVRDUDE_SLOW_SPEED := 100 PROGRAMMER := avr910 #PROGRAMMER := avrisp2 PROGPORT := /dev/ttyUSB0 #PROGPORT := usb # The fuse bits LFUSE := 0xFF HFUSE := 0xD9 # Hardware parameters F_CPU := 16000000 BINEXT := NODEPS := # The toolchain definitions CC := avr-gcc$(BINEXT) OBJCOPY := avr-objcopy$(BINEXT) SIZE := avr-size$(BINEXT) MKDIR := mkdir$(BINEXT) MV := mv$(BINEXT) RM := rm$(BINEXT) CP := cp$(BINEXT) ECHO := echo$(BINEXT) AVRDUDE := avrdude$(BINEXT) MYSMARTUSB := mysmartusb.py DOXYGEN := doxygen$(BINEXT) V := @ # Verbose build: make V=1 O := s # Optimize flag Q := $(V:1=) QUIET_CC = $(Q:@=@$(ECHO) ' CC '$@;)$(CC) QUIET_DEPEND = $(Q:@=@$(ECHO) ' DEPEND '$@;)$(CC) QUIET_OBJCOPY = $(Q:@=@$(ECHO) ' OBJCOPY '$@;)$(OBJCOPY) QUIET_SIZE = $(Q:@=@$(ECHO) ' SIZE '$@;)$(SIZE) CFLAGS := -mmcu=$(ARCH) -std=c99 -g -O$(O) -Wall \ "-Dinline=inline __attribute__((__always_inline__))" \ -fshort-enums \ -DF_CPU=$(F_CPU) LDFLAGS := # Application code SRCS := main.c comm.c NAME := pcremote BIN := $(NAME).bin HEX := $(NAME).hex EEP := $(NAME).eep.hex .SUFFIXES: .PHONY: all avrdude install_flash install_eeprom install reset writefuse doxygen clean distclean .DEFAULT_GOAL := all ifeq ($(BINEXT),.exe) HAVE_MYSMARTUSB := else HAVE_MYSMARTUSB := $(shell $(MYSMARTUSB) -h >/dev/null 2>&1 && $(ECHO) 1) endif MYSMARTUSB_PWRCYCLE := \ $(if $(HAVE_MYSMARTUSB), \ $(MYSMARTUSB) -p0 $(PROGPORT) && \ sleep 1 && \ $(MYSMARTUSB) -p1 $(PROGPORT) \ ) MYSMARTUSB_PROGMODE := \ $(if $(HAVE_MYSMARTUSB), \ $(MYSMARTUSB) -mp $(PROGPORT) \ ) MYSMARTUSB_DATAMODE := \ $(if $(HAVE_MYSMARTUSB), \ $(MYSMARTUSB) -md $(PROGPORT) \ ) DEPS = $(sort $(patsubst %.c,dep/%.d,$(1))) OBJS = $(sort $(patsubst %.c,obj/%.o,$(1))) # Generate dependencies $(call DEPS,$(SRCS)): dep/%.d: %.c @$(MKDIR) -p $(dir $@) @$(MKDIR) -p obj $(QUIET_DEPEND) -o $@.tmp -MM -MT "$@ $(patsubst dep/%.d,obj/%.o,$@)" $(CFLAGS) $< @$(MV) -f $@.tmp $@ ifeq ($(NODEPS),) -include $(call DEPS,$(SRCS)) endif # Generate object files $(call OBJS,$(SRCS)): obj/%.o: %.c @$(MKDIR) -p $(dir $@) $(QUIET_CC) -o $@ -c $(CFLAGS) $< all: $(HEX) %.s: %.c $(QUIET_CC) $(CFLAGS) -S $*.c $(BIN): $(call OBJS,$(SRCS)) $(QUIET_CC) $(CFLAGS) -o $(BIN) $(call OBJS,$(SRCS)) $(LDFLAGS) $(LDFLAGS) $(HEX): $(BIN) $(QUIET_OBJCOPY) -R.eeprom -O ihex $(BIN) $(HEX) # $(QUIET_OBJCOPY) -j.eeprom --set-section-flags=.eeprom="alloc,load" \ # --change-section-lma .eeprom=0 -O ihex $(BIN) $(EEP) $(QUIET_SIZE) $(BIN) avrdude: $(call MYSMARTUSB_PROGMODE) $(AVRDUDE) -B $(AVRDUDE_SPEED) -p $(AVRDUDE_ARCH) \ -c $(PROGRAMMER) -P $(PROGPORT) -t $(call MYSMARTUSB_PWRCYCLE) $(call MYSMARTUSB_DATAMODE) install_flash: all $(call MYSMARTUSB_PROGMODE) $(AVRDUDE) -B $(AVRDUDE_SPEED) -p $(AVRDUDE_ARCH) \ -c $(PROGRAMMER) -P $(PROGPORT) \ -U flash:w:$(HEX) $(call MYSMARTUSB_DATAMODE) install_eeprom: all $(call MYSMARTUSB_PROGMODE) $(AVRDUDE) -B $(AVRDUDE_SPEED) -p $(AVRDUDE_ARCH) \ -c $(PROGRAMMER) -P $(PROGPORT) -U eeprom:w:$(EEP) $(call MYSMARTUSB_DATAMODE) install: install_flash $(call MYSMARTUSB_PWRCYCLE) # Reset the microcontroller through avrdude reset: $(call MYSMARTUSB_PROGMODE) $(AVRDUDE) -B $(AVRDUDE_SPEED) -p $(AVRDUDE_ARCH) \ -c $(PROGRAMMER) -P $(PROGPORT) \ -U signature:r:/dev/null:i -q -q $(call MYSMARTUSB_PWRCYCLE) writefuse: $(call MYSMARTUSB_PROGMODE) $(AVRDUDE) -B $(AVRDUDE_SLOW_SPEED) -p $(AVRDUDE_ARCH) \ -c $(PROGRAMMER) -P $(PROGPORT) -q -q \ -U lfuse:w:$(LFUSE):m \ -U hfuse:w:$(HFUSE):m $(call MYSMARTUSB_DATAMODE) $(call MYSMARTUSB_PWRCYCLE) clean: -$(RM) -rf obj dep $(BIN) __pycache__ distclean: clean -$(RM) -rf $(patsubst %.c,%.s,$(SRCS)) $(HEX) $(EEP)