mirror of
git://projects.qi-hardware.com/antorcha.git
synced 2024-11-01 17:25:55 +02:00
184 lines
4.9 KiB
Makefile
184 lines
4.9 KiB
Makefile
#
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# Makefile - Makefile of the Antorcha firmware
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#
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# Written 2012 by Werner Almesberger
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# Copyright 2012 by Werner Almesberger
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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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SHELL = /bin/bash
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NAME = antorcha
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CFLAGS = -g -mmcu=$(CHIP) \
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-DBOOT_ADDR=$(BOOT_ADDR) \
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-Wall -Wextra -Wshadow -Werror -Wno-unused-parameter \
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-Wmissing-prototypes -Wmissing-declarations -Wstrict-prototypes \
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-I../../ben-wpan/atusb/fw/include/
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CHIP = atmega168
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HOST = jlime
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BOOT_ADDR = 0x3800
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AVR_PREFIX = $(BIN_PATH) avr-
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CC = $(AVR_PREFIX)gcc
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OBJCOPY = $(AVR_PREFIX)objcopy
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#OBJDUMP = $(AVR_PREFIX)objdump
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SIZE = $(AVR_PREFIX)size
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OBJS = $(NAME).o dispatch.o hash.o reset.o $(COMMON_OBJS)
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BOOT_OBJS = boot.o flash.o fw.o $(COMMON_OBJS)
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COMMON_OBJS = rf.o spi.o
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# ----- Verbosity control -----------------------------------------------------
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CC_normal := $(CC)
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BUILD_normal :=
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DEPEND_normal := $(CPP) $(CFLAGS) -MM -MG
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CC_quiet = @echo " CC " $@ && $(CC_normal)
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BUILD_quiet = @echo " BUILD " $@ && $(BUILD_normal)
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DEPEND_quiet = @$(DEPEND_normal)
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ifeq ($(V),1)
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CC = $(CC_normal)
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BUILD = $(BUILD_normal)
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DEPEND = $(DEPEND_normal)
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else
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CC = $(CC_quiet)
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BUILD = $(BUILD_quiet)
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DEPEND = $(DEPEND_quiet)
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endif
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# ----- Rules -----------------------------------------------------------------
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.PHONY: all clean nosecrets upload prog version.c
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.PHONY: prog-app prog-read
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all: $(NAME).bin boot.bin
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$(NAME).elf: $(OBJS)
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$(MAKE) version.o
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$(CC) $(CFLAGS) -o $@ $(OBJS) version.o
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boot.elf: $(BOOT_OBJS)
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$(CC) $(CFLAGS) -o $@ $(BOOT_OBJS) \
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-Wl,--section-start=.text=$(BOOT_ADDR)
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%.bin: %.elf
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$(BUILD) $(OBJCOPY) -j .text -j .data -O binary $< $@
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@echo "build #`cat .version`, `ls -l $@`"
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%.hex: %.elf
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$(BUILD) $(OBJCOPY) -j .text -j .data -O ihex $< $@
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$(SIZE) $@
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# ----- Cleanup ---------------------------------------------------------------
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clean:
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rm -f $(NAME).bin $(NAME).elf
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rm -f $(OBJS) $(OBJS:.o=.d)
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rm -f boot.hex boot.elf
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rm -f $(BOOT_OBJS) $(BOOT_OBJS:.o=.d)
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rm -f version.c version.d version.o
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nosecrets:
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rm -f unlock-secret.inc image-secret.inc
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# ----- Build version ---------------------------------------------------------
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version.c:
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@if [ -f .version ]; then \
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v=`cat .version`; \
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expr $$v + 1 >.version; \
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else \
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echo 0 >.version; \
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fi
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@[ -s .version ] || echo 0 >.version
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@echo '/* MACHINE-GENERATED. DO NOT EDIT ! */' >version.c
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@echo '#include "version.h"' >>version.c
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@echo "const char *build_date = \"`date`\";" >>version.c
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@echo "const uint16_t build_number = `cat .version`;" \
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>>version.c
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# ----- Secrets ---------------------------------------------------------------
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#
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# Linux has two sources of randomness:
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#
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# /dev/random delivers bits of high randomness but may take a while to
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# collect them
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# /dev/urandom delivers bits of high randomness if available and "stretches"
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# the pool with pseudo-randomness to deliver the rest of the bits
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# that are requested
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#
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# Use /dev/random if you're paranoid. /dev/urandom is more than adequate for
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# the level of security we try to achieve here.
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#
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RANDOM = /dev/urandom
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SECRET = { dd if=$(RANDOM) iflag=fullblock bs=$(1) count=1 status=noxfer | \
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hexdump -e '"\t" "/* %3_ad */" 8/1 " 0x%02x," "\n"'; \
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[ "$${PIPESTATUS[*]}" = "0 0" ]; }
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unlock-secret.inc:
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$(BUILD) $(call SECRET,64) >$@ || { rm -f $@; exit 1; }
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image-secret.inc:
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$(BUILD) $(call SECRET,128) >$@ || { rm -f $@; exit 1; }
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fw.o: unlock-secret.inc
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reset.o: unlock-secret.inc
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# ----- Dependencies ----------------------------------------------------------
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MKDEP = \
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$(DEPEND) $< | \
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sed \
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-e 's|^$(basename $(notdir $<)).o:|$@:|' \
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-e '/^\(.*:\)\? */{p;s///;s/ *\\\?$$/ /;s/ */:\n/g;H;}' \
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-e '$${g;p;}' \
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-e d >$(basename $@).d; \
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[ "$${PIPESTATUS[*]}" = "0 0" ] || \
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{ rm -f $(basename $@).d; exit 1; }
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%.o: %.c
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$(CC) $(CFLAGS) -Os -c $<
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$(MKDEP)
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-include $(OBJS:.o=.d)
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# ----- Programming and device control ----------------------------------------
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upload: $(NAME).bin boot.hex
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scp $(NAME).bin boot.hex $(HOST):
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# lfuse: external clock, slow start-up
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# hfuse: 4 kB boot loader, reset into boot loader
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# lock: allow everything but SPM to the boot loader
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# Note: when trying to program 0xef, we get back 0x2f, failing
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# verification. So we just program 0x2f.
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prog-app:
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ssh $(HOST) avrdude -F -p $(CHIP) -c nanonote_antorcha -e \
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-U flash:w:antorcha.bin:r
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# -U lfuse:w:0x60:m
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prog:
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ssh $(HOST) avrdude -F -p $(CHIP) -c nanonote_antorcha -e \
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-U flash:w:boot.hex:i \
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-U efuse:w:0x00:m \
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-U lfuse:w:0xe2:m
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# -U lfuse:w:0x60:m \
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# -U hfuse:w:0xd8:m \
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# -U lock:w:0x2f:m
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prog-read:
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ssh $(HOST) avrdude -F -p $(CHIP) -c nanonote_antorcha \
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-U flash:r:mcu.bin:r
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