179 lines
7.5 KiB
Plaintext
179 lines
7.5 KiB
Plaintext
##############################################################################
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# #
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# Teacup - Lean and efficient firmware for RepRap printers #
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# #
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# by Triffid Hunter, Traumflug, jakepoz, many others. #
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# #
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# This firmware is Copyright (c) ... #
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# 2009 - 2010 Michael Moon aka Triffid_Hunter #
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# 2010 - 2013 Markus "Traumflug" Hitter <mah@jump-ing.de> #
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# #
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# This program 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 2 of the License, or #
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# (at your option) any later version. #
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# #
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# This program 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 this program; if not, write to the Free Software #
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# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA #
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# #
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##############################################################################
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##############################################################################
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# #
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# Makefile for AVR (ATmega-based) targets. Use it with #
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# #
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# make -f Makefile-AVR #
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# #
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# or copy/link it to Makefile for convenience. #
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# #
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##############################################################################
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##############################################################################
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# #
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# Change these to suit your hardware #
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# #
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##############################################################################
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# MCU ?= atmega168
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# MCU ?= atmega328p
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MCU ?= atmega644
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# MCU ?= atmega644
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# MCU ?= atmega1284p
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# MCU ?= atmega1280
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# MCU ?= atmega2560
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# MCU ?= at90usb1286
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# MCU ?= atmega32u4
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# CPU clock rate
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# F_CPU ?= 8000000L
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F_CPU ?= 16000000L
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# F_CPU ?= 20000000L
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##############################################################################
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# #
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# Where to find your compiler and linker. Later, this is completed like #
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# CC = $(TOOLCHAIN)gcc #
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# #
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##############################################################################
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TOOLCHAIN = avr-
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# TOOLCHAIN = /usr/bin/avr-
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# TOOLCHAIN = <path-to-arduino-folder>/hardware/tools/avr/bin/avr-
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##############################################################################
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# #
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# Programmer settings for "make program" #
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# #
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##############################################################################
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# avrdude, typical for AVR-based architectures.
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#
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# Flags:
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# -c <programmer-type> Typically stk500 or stk500v2.
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# -b <baudrate> Upload baud rate. Depends on the bootloader in
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# use. Not used for USB programmers.
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# -p <mcu type> See MCU above.
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# -P <port> Serial port the electronics is connected to.
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# -C <config file> Optional, default is /etc/avrdude.conf.
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UPLOADER ?= avrdude
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# UPLOADER = <path-to-arduino-folder>/hardware/tools/avrdude
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ifndef UPLOADER_FLAGS
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UPLOADER_FLAGS = -c stk500v2
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# UPLOADER_FLAGS += -b 19200
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# UPLOADER_FLAGS += -b 57600
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UPLOADER_FLAGS += -b 115200
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UPLOADER_FLAGS += -p $(MCU)
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# UPLOADER_FLAGS += -P COM1
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# UPLOADER_FLAGS += -P /dev/ttyACM0
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UPLOADER_FLAGS += -P /dev/ttyUSB0
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# UPLOADER_FLAGS += -C <path-to-arduino-folder>/hardware/tools/avrdude.conf
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endif
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##############################################################################
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# #
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# Below here, defaults should be ok. #
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# #
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##############################################################################
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PROGRAM = teacup
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# The thing we build by default, and also the thing we clean.
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TARGET = $(PROGRAM).hex
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# Arduino IDE takes the "compile everything available"-approach, so we have
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# to keep this working and can take a shortcut:
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SOURCES = $(wildcard *.c)
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CFLAGS = $(EXTRA_CFLAGS)
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CFLAGS += -DF_CPU=$(F_CPU)
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CFLAGS += -DMCU_STR=\"$(MCU)\"
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CFLAGS += -mmcu=$(MCU)
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CFLAGS += -g
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CFLAGS += -Wall
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CFLAGS += -Wstrict-prototypes
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CFLAGS += -std=gnu99
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CFLAGS += -funsigned-char
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CFLAGS += -funsigned-bitfields
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CFLAGS += -fpack-struct
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CFLAGS += -fshort-enums
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CFLAGS += -Winline
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CFLAGS += -fno-move-loop-invariants
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CFLAGS += -fno-tree-scev-cprop
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CFLAGS += -Os
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CFLAGS += -ffunction-sections
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CFLAGS += -finline-functions-called-once
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CFLAGS += -mcall-prologues
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CFLAGS += -Wa,-adhlns=$(@:.o=.al)
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#CFLAGS += -dM -E # To list all predefined macros into the .o file.
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LDFLAGS = -Wl,--as-needed
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ifneq ($(realpath ../simulavr/src/simulavr_info.h),)
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# Neccessary for simulavr support, doesn't hurt others.
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CFLAGS += -DSIMINFO
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LDFLAGS += -Wl,--section-start=.siminfo=0x900000
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else
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# Doesn't work for simulavr, can't allow dead code removal.
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LDFLAGS += -Wl,--gc-sections
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endif
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LIBS = -lm
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-include Makefile-common
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# Architecture specific targets
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.PHONY: all program size
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all: $(PROGRAM).hex $(BUILDDIR)/$(PROGRAM).lst $(BUILDDIR)/$(PROGRAM).sym size
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program: $(PROGRAM).hex config.h
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$(UPLOADER) $(UPLOADER_FLAGS) -U flash:w:$(PROGRAM).hex
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## Interpret TARGET section sizes wrt different AVR chips.
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## Usage: $(call show_size,section-name,168-size,328p-size,644p-size,1280-size)
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define show_size
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@$(SIZE) -C $^ | awk '/$1/ { \
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printf("%8s %6d bytes %3d%% %3d%% %3d%% %3d%%\n", \
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$$1, $$2, \
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($$2 * 100 / ($2 * 1024)) + 1, \
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($$2 * 100 / ($3 * 1024)) + 1, \
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($$2 * 100 / ($4 * 1024)) + 1, \
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($$2 * 100 / ($5 * 1024)) + 1); }'
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endef
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size: $(BUILDDIR)/$(PROGRAM).elf
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@echo "ATmega sizes '168 '328(P) '644(P) '1280"
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$(call show_size,Program,14,30,62,126)
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$(call show_size,Data,1,2,4,8)
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$(call show_size,EEPROM,1,2,2,4)
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