Mercurial > pihelp
diff Makefile @ 0:8705acff2494
lots of stuff
author | Matt Johnston <matt@ucc.asn.au> |
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date | Sat, 01 Jun 2013 01:38:42 +0800 |
parents | |
children | e23c1b6f6080 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/Makefile Sat Jun 01 01:38:42 2013 +0800 @@ -0,0 +1,114 @@ +# Name: Makefile +# Author: <insert your name here> +# Copyright: <insert your copyright message here> +# License: <insert your license reference here> + +# This is a prototype Makefile. Modify it according to your needs. +# You should at least check the settings for +# DEVICE ....... The AVR device you compile for +# CLOCK ........ Target AVR clock rate in Hertz +# OBJECTS ...... The object files created from your source files. This list is +# usually the same as the list of source files with suffix ".o". +# PROGRAMMER ... Options to avrdude which define the hardware you use for +# uploading to the AVR and the interface where this hardware +# is connected. We recommend that you leave it undefined and +# add settings like this to your ~/.avrduderc file: +# default_programmer = "stk500v2" +# default_serial = "avrdoper" +# FUSES ........ Parameters for avrdude to flash the fuses appropriately. + +DEVICE = atmega328 +PROGDEVICE = atmega328p +CLOCK = 2000000 +PROGRAMMER = #-c stk500v2 -P avrdoper +PROGRAMMER = -c stk500 -P ~/dev/stk500 -p $(PROGDEVICE) -B 2 +SOURCE_1WIRE = onewire.c simple_ds18b20.c crc8.c +SOURCE_CRYPTO = sha1.c hmac-sha1.c sha1-asm.S +SOURCE = main.c +SOURCE += $(SOURCE_1WIRE) $(SOURCE_CRYPTO) +LIBS = -lm + +# default but 2mhz +FUSES = -U hfuse:w:0xd9:m -U lfuse:w:0x62:m + +# ATMega8 fuse bits used above (fuse bits for other devices are different!): +# Example for 8 MHz internal oscillator +# Fuse high byte: +# 0xd9 = 1 1 0 1 1 0 0 1 <-- BOOTRST (boot reset vector at 0x0000) +# ^ ^ ^ ^ ^ ^ ^------ BOOTSZ0 +# | | | | | +-------- BOOTSZ1 +# | | | | +---------- EESAVE (set to 0 to preserve EEPROM over chip erase) +# | | | +-------------- WDTON +# | | +---------------- SPIEN (if set to 1, serial programming is disabled) +# | +------------------ DWEN +# +-------------------- RSTDISBL (if set to 0, RESET pin is disabled) +# Fuse low byte: +# 0x62 = 0 1 1 0 0 0 1 0 +# ^ ^ \ / \--+--/ +# | | | +------- CKSEL 3..0 (8M internal RC) +# | | +--------------- SUT 1..0 (slowly rising power) +# | +------------------ CKOUT +# +-------------------- CLKDIV8 +# +# For computing fuse byte values for other devices and options see +# the fuse bit calculator at http://www.engbedded.com/fusecalc/ + + +# Tune the lines below only if you know what you are doing: + +AVRDUDE = avrdude $(PROGRAMMER) +#COMPILE = avr-gcc -Wall -Os -DF_CPU=$(CLOCK) -mmcu=$(DEVICE) -g -std=c99 -mcall-prologues -fdata-sections -ffunction-sections -Wl,--gc-sections -Wl,--relax -fwhole-program -Wl,-u,vfprintf -lprintf_flt -lm +COMPILE = avr-gcc -Wall -Os -DF_CPU=$(CLOCK) -mmcu=$(DEVICE) -g -std=c99 -Wl,-u,vfprintf -lprintf_flt -lm + +# symbolic targets: +all: main.hex + +.c.o: + $(COMPILE) -c $< -o $@ + +.S.o: + $(COMPILE) -x assembler-with-cpp -c $< -o $@ +# "-x assembler-with-cpp" should not be necessary since this is the default +# file type for the .S (with capital S) extension. However, upper case +# characters are not always preserved on Windows. To ensure WinAVR +# compatibility define the file type manually. + +.c.s: + $(COMPILE) -S $< -o $@ + +flash: all + $(AVRDUDE) -U flash:w:main.hex:i + +checkprog: + $(AVRDUDE) -v + +fuse: + $(AVRDUDE) $(FUSES) + +# Xcode uses the Makefile targets "", "clean" and "install" +install: flash + +# if you use a bootloader, change the command below appropriately: +load: all + bootloadHID main.hex + +clean: + rm -f main.hex main.elf $(OBJECTS) + +# file targets: +main.elf: $(SOURCE) + $(COMPILE) -o main.elf $(SOURCE) $(LIBS) + +main.hex: main.elf + rm -f main.hex + avr-objcopy -j .text -j .data -O ihex main.elf main.hex + avr-size --format=avr --mcu=$(DEVICE) main.elf +# If you have an EEPROM section, you must also create a hex file for the +# EEPROM and add it to the "flash" target. + +# Targets for code debugging and analysis: +disasm: main.elf + avr-objdump -d main.elf + +cpp: + $(COMPILE) -E main.c