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MAKEFLAGS += --no-builtin-rules
# Change PROJNAME value to you project name
# Care to not make any space at the end!
PROJNAME = template
# Add new source files to this variable
SRC = main.c
OBJ = $(patsubst %.c,%.o,$(SRC)) # This creates list of *.o files from *.c
.PHONY: all
ifneq ("$(wildcard .config)","") # Checking if configuration exists
all: $(PROJNAME).hex
@echo Now you can flash $< to your chip.
else
all: help .config
endif
# Edit here help like you ever want
.PHONY: help
help:
@echo "This is avr-ioe template project"
@echo " all - Build project"
@echo " config - Start configuration program"
@echo " menuconfig - NCurses based configuration program"
@echo " help - Prints this text"
@echo " clean - Removing all object files generated from source files"
.PHONY: clean
clean:
@echo " CLEAN OBJ"
@$(RM) $(OBJ)
@echo " CLEAN $(PROJNAME).elf $(PROJNAME).hex"
@$(RM) $(PROJNAME).elf $(PROJNAME).hex
@$(MAKE) -C avr-ioe clean
# Building targets are available only if configuration is generated
ifneq ("$(wildcard .config)","")
-include .config
# If you want change some standard CFLAGS, change them in configuration not here.
# Add here only options that should not be applied to avr-ioe also.
CFLAGS = -Iavr-ioe/include -mmcu=$(MMCU) -imacros avr-ioe/.config.h \
$(shell echo $(CONFCFLAGS)) $(shell echo -DF_CPU=$(F_CPU)000L)
$(PROJNAME).elf: avr-ioe/libioe.a
$(PROJNAME).elf: $(OBJ)
@echo " LD $@"
@avr-gcc -Os -mmcu=$(MMCU) $^ -o $@ -Lavr-ioe -lioe
$(PROJNAME).hex: $(PROJNAME).elf
@echo " OBJCOPY $@"
@avr-objcopy -O ihex -R .eeprom $< $@
$(OBJ): %.o: %.c avr-ioe/libioe.a
@echo " CC $@"
@avr-gcc $(CFLAGS) -c -o $@ $<
avr-ioe/libioe.a: .config
@CONFIG=$$(readlink -f .config) $(MAKE) -C avr-ioe libioe.a
endif
.config:
@echo Please generate configuration first using config or menuconfig target
@exit 1
.PHONY: config
config:
@CONFIG=$$(readlink -f .config) $(MAKE) -C avr-ioe menuconfig
.PHONY: menuconfig
menuconfig:
@CONFIG=$$(readlink -f .config) $(MAKE) -C avr-ioe menuconfig
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