93 lines
3.1 KiB
Makefile
93 lines
3.1 KiB
Makefile
# Part of Grbl
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#
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# Copyright (c) 2009-2011 Simen Svale Skogsrud
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#
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# Grbl is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# Grbl is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with Grbl. If not, see <http://www.gnu.org/licenses/>.
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# This is a prototype Makefile. Modify it according to your needs.
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# You should at least check the settings for
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# DEVICE ....... The AVR device you compile for
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# CLOCK ........ Target AVR clock rate in Hertz
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# OBJECTS ...... The object files created from your source files. This list is
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# usually the same as the list of source files with suffix ".o".
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# PROGRAMMER ... Options to avrdude which define the hardware you use for
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# uploading to the AVR and the interface where this hardware
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# is connected.
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# FUSES ........ Parameters for avrdude to flash the fuses appropriately.
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DEVICE = atmega328p
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CLOCK = 16000000
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PROGRAMMER = -c avrisp2 -P usb
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OBJECTS = main.o motion_control.o gcode.o spindle_control.o wiring_serial.o serial_protocol.o stepper.o \
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eeprom.o config.o stepper_plan.o
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# FUSES = -U hfuse:w:0xd9:m -U lfuse:w:0x24:m
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FUSES = -U hfuse:w:0xd2:m -U lfuse:w:0xff:m
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# Tune the lines below only if you know what you are doing:
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AVRDUDE = avrdude $(PROGRAMMER) -p $(DEVICE) -B 10 -F
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COMPILE = avr-gcc -Wall -Os -DF_CPU=$(CLOCK) -mmcu=$(DEVICE) -I. -ffunction-sections
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# symbolic targets:
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all: grbl.hex
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.c.o:
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$(COMPILE) -c $< -o $@
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.S.o:
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$(COMPILE) -x assembler-with-cpp -c $< -o $@
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# "-x assembler-with-cpp" should not be necessary since this is the default
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# file type for the .S (with capital S) extension. However, upper case
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# characters are not always preserved on Windows. To ensure WinAVR
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# compatibility define the file type manually.
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.c.s:
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$(COMPILE) -S $< -o $@
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flash: all
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$(AVRDUDE) -U flash:w:grbl.hex:i
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fuse:
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$(AVRDUDE) $(FUSES)
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# Xcode uses the Makefile targets "", "clean" and "install"
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install: flash fuse
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# if you use a bootloader, change the command below appropriately:
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load: all
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bootloadHID grbl.hex
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clean:
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rm -f grbl.hex main.elf $(OBJECTS)
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# file targets:
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main.elf: $(OBJECTS)
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$(COMPILE) -o main.elf $(OBJECTS) -lm -Wl,--gc-sections
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grbl.hex: main.elf
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rm -f grbl.hex
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avr-objcopy -j .text -j .data -O ihex main.elf grbl.hex
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avr-objdump -h main.elf | grep .bss | ruby -e 'puts "\n\n--- Requires %s bytes of SRAM" % STDIN.read.match(/0[0-9a-f]+\s/)[0].to_i(16)'
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avr-size *.hex *.elf *.o
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# If you have an EEPROM section, you must also create a hex file for the
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# EEPROM and add it to the "flash" target.
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# Targets for code debugging and analysis:
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disasm: main.elf
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avr-objdump -d main.elf
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cpp:
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$(COMPILE) -E main.c
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