# makefile, written by guido socher
MCU=at90s4433
#MCU=atmega8
CC=avr-gcc
OBJCOPY=avr-objcopy
#CFLAGS=-g -mmcu=$(MCU) -Wall -Wstrict-prototypes -Wa,-ahlms=$(<:.c=.lst)
CFLAGS=-mcall-prologues -Os -mmcu=$(MCU) -Wall -Wstrict-prototypes 
#-------------------
all: linuxlcdpanel_rom.hex ttydevinit
#-------------------
# we need to erase first before loading the program:
loadprebuild: prebuildlinuxlcdpanel_rom.hex
	uisp -dlpt=/dev/parport0 --erase  -dprog=dapa
	uisp -dlpt=/dev/parport0 --upload if=prebuildlinuxlcdpanel_rom.hex -dprog=dapa  -v=3 --hash=32
#-------------------
# we need to erase first before loading the program:
load: linuxlcdpanel_rom.hex
	uisp -dlpt=/dev/parport0 --erase  -dprog=dapa
	uisp -dlpt=/dev/parport0 --upload if=linuxlcdpanel_rom.hex -dprog=dapa  -v=3 --hash=32
#-------------------
clean: 
	rm -f *.o *.out *.map linuxlcdpanel_rom.hex ttydevinit
#
#-------------------
linuxlcdpanel_rom.hex : linuxlcdpanel.out 
	$(OBJCOPY) -R .eeprom -O ihex linuxlcdpanel.out linuxlcdpanel_rom.hex 
linuxlcdpanel.out : linuxlcdpanel.o  avr-util.o lcd.o uart.o analog.o hardwarewd.o
	$(CC) $(CFLAGS) -o linuxlcdpanel.out -Wl,-Map,linuxlcdpanel.map,--cref linuxlcdpanel.o  avr-util.o lcd.o uart.o analog.o hardwarewd.o
avr-util.o : avr-util.c avr-util.h
	$(CC) $(CFLAGS) -c avr-util.c
uart.o : uart.c uart.h
	$(CC) $(CFLAGS) -c uart.c
analog.o : analog.c analog.h
	$(CC) $(CFLAGS) -c analog.c
hardwarewd.o : hardwarewd.c hardwarewd.h avr-util.h lcd.h uart.h
	$(CC) $(CFLAGS) -c hardwarewd.c
lcd.o : lcd.c lcd.h avr-util.h  lcd_hw.h
	$(CC) $(CFLAGS) -c lcd.c
linuxlcdpanel.o : linuxlcdpanel.c lcd.h uart.h lcd.h analog.h avr-util.h hardwarewd.h
	$(CC) $(CFLAGS) -c linuxlcdpanel.c
#-------------------
# fuse byte settings:
#  Atmel AVR ATmega8 
#  Fuse Low Byte      = 0xe1 (1MHz internal), 0xe3 (4MHz internal), 0xe4 (8MHz internal)
#  Fuse High Byte     = 0xd9 
#  Factory default is 0xe1 for low byte and 0xd9 for high byte
# Check this with make rdfuses
rdfuses:
	uisp -dlpt=/dev/parport0 -dprog=dapa --rd_fuses
# use internal RC oscillator 1 Mhz
wrfuse1mhz:
	uisp -dlpt=/dev/parport0 -dprog=dapa --wr_fuse_l=0xe1
# use internal RC oscillator 4 Mhz
wrfuse4mhz:
	uisp -dlpt=/dev/parport0 -dprog=dapa --wr_fuse_l=0xe3
# use internal RC oscillator 8 Mhz
wrfuse8mhz:
	uisp -dlpt=/dev/parport0 -dprog=dapa --wr_fuse_l=0xe4
# use external 3-8 Mhz crystal
# Warning: you can not reset this to intenal unless you connect a crystal!!
wrfusecrystal:
	uisp -dlpt=/dev/parport0 -dprog=dapa --wr_fuse_l=0xee
#-------------------
ttydevinit: ttydevinit.c
	gcc -Wall -o ttydevinit ttydevinit.c
#-------------------

