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##
## spreadspace avr utils
##
##
## Copyright (C) 2013 Christian Pointner <equinox@spreadspace.org>
##
## This file is part of spreadspace avr utils.
##
## spreadspace avr utils is free software: you can redistribute it and/or modify
## it under the terms of the GNU General Public License as published by
## the Free Software Foundation, either version 3 of the License, or
## any later version.
##
## spreadspace avr utils is distributed in the hope that it will be useful,
## but WITHOUT ANY WARRANTY; without even the implied warranty of
## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
## GNU General Public License for more details.
##
## You should have received a copy of the GNU General Public License
## along with spreadspace avr utils. If not, see <http://www.gnu.org/licenses/>.
##
include ../defines.mk
## project-specific objects
SRC := $(OBJ:%.o=%.c)
DEP := $(SRC:%.c=%.d)
OBJ_LIB := $(LIBS:%=lib-%.o)
SRC_LIB := $(LIBS:%=$(LIB_DIR)/%.c)
DEP_LIB := $(LIBS:%=lib-%.d)
.PHONY: prepare clean clean-external distclean clean-lufa program erase flash reset run
ELFFILE := $(NAME).elf
HEXFILE := $(NAME).hex
all: prepare $(HEXFILE)
## external Libs
LDFLAGS += -L./
ifdef LUFA_PATH
CFLAGS += -I$(LUFA_PATH)
CFLAGS += -DF_USB=$(F_USB)UL
CFLAGS += -DBOARD=BOARD_$(LUFA_BOARD)
CFLAGS += $(LUFA_OPTS)
endif
prepare: $(EXTERNAL_LIBS:%=build-%)
clean-external: $(EXTERNAL_LIBS:%=clean-%)
export
build-lufa: liblufa.a
liblufa.a:
@echo "building external LUFA lib ($(LUFA_PATH))"
make -f ../lufa.mk liblufa.a
make -f ../lufa.mk clean
clean-lufa:
@echo "cleaning external LUFA lib ($(LUFA_PATH))"
make -f ../lufa.mk clean
rm -f liblufa.a
## project-specific objects
lib-%.d: $(LIB_DIR)/%.c
@set -e; rm -f $@; \
$(CC) -MM $(CFLAGS) $< > $@.$$$$; \
sed 's,\($*\)\.o[ :]*,lib-\1.o $@ : ,g' < $@.$$$$ > $@; \
rm -f $@.$$$$; echo '(re)building $@'
%.d: %.c
@set -e; rm -f $@; \
$(CC) -MM $(CFLAGS) $< > $@.$$$$; \
sed 's,\($*\)\.o[ :]*,\1.o $@ : ,g' < $@.$$$$ > $@; \
rm -f $@.$$$$; echo '(re)building $@'
ifneq ($(MAKECMDGOALS),distclean)
-include $(DEP)
-include $(DEP_LIB)
endif
lib-%.o: $(LIB_DIR)/%.c
$(CC) $(CFLAGS) -c $< -o $@
%.o: %.c
$(CC) $(CFLAGS) -c $< -o $@
$(ELFFILE): $(OBJ) $(OBJ_LIB) $(EXTERNAL_LIBS:%=lib%.a)
$(CC) $(LDFLAGS) $(OBJ) $(OBJ_LIB) $(EXTERNAL_LIBS:%=-l%) -o $@
$(HEXFILE): $(ELFFILE)
$(OBJCOPY) -O ihex -R .eeprom -R .fuse -R .lock -R .signature $< $@
clean:
rm -f *.o
rm -f *.d
rm -f *.d.*
rm -f $(ELFFILE)
rm -f $(HEXFILE)
distclean: clean-external clean
### DFU-Programmer
define DFU/erase
$(DFU) $(MCU) erase || true
endef
define DFU/flash
$(DFU) $(MCU) flash $1
endef
define DFU/run
$(DFU) $(MCU) start
endef
### teensy-loader
define teensy/erase
endef
define teensy/flash
$(teensy) -mmcu=$(MCU) -w -v $1
endef
define teensy/run
endef
### avrdude
define avrdude/erase
endef
define avrdude/flash
$(avrdude) -V -F -p $(MCU) -P $(AVRDUDE_PORT) -c $(PROG_TYPE) -b $(UPLOAD_RATE) -U flash:w:$1
endef
define avrdude/run
endef
### Program Targets
program: reset erase flash run
erase:
$(call $(PROG)/$@,)
flash: $(HEXFILE)
$(call $(PROG)/$@,$(HEXFILE))
run:
$(call $(PROG)/$@,)
reset:
@if [ -n "$(RESET_FUNC)" ]; then \
if [ -x "$(RESET_FUNC)" ]; then \
eval $(RESET_FUNC) $(RESET_PARAM); \
else \
echo "WARNING: ignoring non-existing or non-executable reset script"; \
fi \
fi
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