179 lines
7.7 KiB
Plaintext
179 lines
7.7 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 ARM targets. Use it with #
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# #
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# make -f Makefile-ARM #
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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 ?= lpc1114
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# MCU ?= atmega328p
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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 not defined here, but in the CMSIS headers.
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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 = arm-none-eabi-
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# TOOLCHAIN = <path-to-arduino-folder>/hardware/tools/gcc-arm-none-eabi-4.8.3-2014q1/bin/arm-none-eabi-
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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 = $(wildcard *.c)
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# Until the generic ARM port is completed, we'd have to wrap all sources
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# in #ifdef __AVR__. To avoid this, build only a selection for now:
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SOURCES = mendel.c cpu.c serial.c
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# Other target MCU specific adjustments:
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# Startup definitions. Not target MCU specific.
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CFLAGS = -D__STARTUP_CLEAR_BSS -D__START=main
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ifeq ($(MCU), lpc1114)
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CFLAGS += -mthumb -mcpu=cortex-m0
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CFLAGS += -mtune=cortex-m0
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CFLAGS += -D__ARM_LPC1114__
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endif
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# Other options ...
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CFLAGS += -Wall
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CFLAGS += -Wstrict-prototypes
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CFLAGS += -Os
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CFLAGS += -flto
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CFLAGS += -ffunction-sections
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CFLAGS += -fdata-sections
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# Until we're done with basic porting ...
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CFLAGS += -D__ARMEL_NOTYET__
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LDFLAGS = --specs=nano.specs
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LDFLAGS += --specs=nosys.specs
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ifeq ($(MCU), lpc1114)
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LDFLAGS += -T arm-lpc1114.ld
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endif
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LDFLAGS += -Wl,--as-needed
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LDFLAGS += -Wl,--gc-sections
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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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$(BUILDDIR)/teacup.elf: $(BUILDDIR)/startup.o
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$(BUILDDIR)/startup.o: arm-startup_lpc11xx.s | $(BUILDDIR)
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@echo " CC $@"
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@$(CC) -c $(CFLAGS) -o $@ $<
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## Interpret TARGET section sizes wrt different ARM chips
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## Usage: $(call show_size,section-name,section-regex,Atmega168-size-in-k,Atmega328p-size-in-k,Atmega644p-size-in-k,Atmega1280-size-in-k)
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define show_size
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@$(OBJDUMP) -h $^ | \
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perl -MPOSIX -ne \
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'/.($2)\s+([0-9a-f]+)/ && do { $$a += eval "0x$$2" }; \
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END { printf " %-7s: %5d bytes %3d%% %3d%% %3d%% %3d%%\n", "$1", $$a, \
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ceil($$a * 100 / ($3 * 1024)), \
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ceil($$a * 100 / ($4 * 1024)), \
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ceil($$a * 100 / ($5 * 1024)), \
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ceil($$a * 100 / ($6 * 1024)) \
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}'
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endef
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size: $(BUILDDIR)/$(PROGRAM).elf
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@echo " SIZES ARM... lpc1114 '328(P) '644(P) '1280"
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$(call show_size,FLASH,text,32,30,62,126)
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$(call show_size,RAM,data|bss,4,2,4,8)
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$(call show_size,EEPROM,eeprom,1,2,2,4)
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