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|
##
## spreadspace avr utils
##
##
## Copyright (C) 2012 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/>.
##
ifeq ($(BOARD_TYPE),teensy1)
MCU := at90usb162
F_CPU := 16000000
PROG := teensy
endif
ifeq ($(BOARD_TYPE),teensy2)
MCU := atmega32u4
F_CPU := 16000000
PROG := teensy
endif
ifeq ($(BOARD_TYPE),teensypp1)
MCU := at90usb646
F_CPU := 16000000
PROG := teensy
endif
ifeq ($(BOARD_TYPE),teensypp2)
MCU := at90usb1286
F_CPU := 16000000
PROG := teensy
endif
ifeq ($(BOARD_TYPE),hhd70dongle)
MCU := atmega32u4
F_CPU := 16000000
PROG := DFU
endif
CC = avr-gcc
OBJCOPY = avr-objcopy
DFU = dfu-programmer
teensy = teensy_loader_cli
## Options common to compile, link and assembly rules
COMMON = -mmcu=$(MCU)
## Compile options common for all C compilation units.
CFLAGS = $(COMMON)
CFLAGS += -O2
CFLAGS += -funsigned-char
CFLAGS += -funsigned-bitfields
CFLAGS += -ffunction-sections
CFLAGS += -fpack-struct
CFLAGS += -fshort-enums
CFLAGS += -Wall
CFLAGS += -Wstrict-prototypes
CFLAGS += -DF_CPU=$(F_CPU)UL
CFLAGS += -DBOARD_TYPE=$(BOARD_TYPE)
## Linker flags
LDFLAGS = $(COMMON)
LDFLAGS +=
SRC := $(OBJ:%.o=%.c)
.PHONY: clean erase program reset run
ELFFILE := $(NAME).elf
HEXFILE := $(NAME).hex
all: $(HEXFILE)
%.d: %.c
@set -e; rm -f $@; \
$(CC) -MM $(CFLAGS) $< > $@.$$$$; \
sed 's,\($*\)\.o[ :]*,\1.o $@ : ,g' < $@.$$$$ > $@; \
rm -f $@.$$$$; echo '(re)building $@'
ifneq ($(MAKECMDGOALS),distclean)
-include $(SRC:%.c=%.d)
endif
%.o: %.c
$(CC) $(CFLAGS) -c $<
$(ELFFILE): $(OBJ)
$(CC) $(OBJ) -o $@ $(LDFLAGS)
$(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)
### DFU-Programmer
define DFU/erase
$(DFU) $(MCU) erase || true
endef
define DFU/program
$(DFU) $(MCU) flash $1
endef
define DFU/reset
$(DFU) $(MCU) reset
endef
define DFU/run
$(DFU) $(MCU) start
endef
### teensy-Programmer
define teensy/erase
endef
define teensy/program
$(teensy) -mmcu=$(MCU) -w -v $1
endef
define teensy/reset
endef
define teensy/run
endef
### Program Targets
erase:
$(call $(PROG)/$@, )
program: $(HEXFILE) erase
$(call $(PROG)/$@, $(HEXFILE))
reset:
$(call $(PROG)/$@, )
run:
$(call $(PROG)/$@, )
|
