#!/bin/sh /etc/rc.common
# Copyright (c) 2011 Bart Van Der Meerssche

START=98

load_config()
{
        uci set system.@system[0].key=$(hexdump -v -e '1/1 "%.2x"' -s $((0x11000)) -n 16 /dev/mtd6)
        uci set system.@system[0].device=$(hexdump -v -e '1/1 "%.2x"' -s $((0x11020)) -n 16 /dev/mtd6)
        uci set system.@system[0].hostname=flukso-$(hexdump -v -e '1/1 "%.2x"' -s $((0x11020)) -n 3 /dev/mtd6)

        for i in `seq 6`;
        do
                ADDRESS=0x110$((i+2))0
                uci set flukso.$i.id=$(hexdump -v -e '1/1 "%.2x"' -s $((ADDRESS)) -n 16 /dev/mtd6)
        done

	uci set system.@system[0].firstboot='0'
        uci commit

        logger 'configuring flukso device and sensor ids'
}

program_sensor_board()
{
	AVRDUDE=fdude

	MCU=atmega168p
	PROGRAMMER=gpio
	FLAGS="-p $MCU -c $PROGRAMMER"
	FUSES="-U lfuse:w:0xEC:m -U hfuse:w:0xD6:m -U efuse:w:0x01:m"

	TARGET=main
	AVRDIR=/usr/bin/avr
	HEXFILE="$AVRDIR/$TARGET.hex"
	EEPFILE="$AVRDIR/$TARGET.eep"

	FLASH="-U flash:w:$HEXFILE"
	EEPROM="-U eeprom:w:$EEPFILE"

	$AVRDUDE $FLAGS $FUSES $FLASH $EEPROM
}

start()
{
	FIRSTBOOT=$(uci get system.@system[0].firstboot)

	if [ $FIRSTBOOT -eq '1' ]
	then
		load_config
		program_sensor_board
	fi

	chmod 666 /dev/spidev0.0

	/usr/sbin/spid
	/usr/sbin/fluksod

	HEARTBEAT=/usr/bin/heartbeat
	FCHECK=/usr/bin/fcheck
	MINUTE=$(date '+%M')

	# Tell the server we've had a reset
	$HEARTBEAT 1 >&- 2>&- <&-

	# Configure cron
	echo -e "$MINUTE * * * * $HEARTBEAT 0\n*/15 * * * * [ \$($FCHECK; echo \$?) -ne 0 ] && reboot" | crontab -
}

stop()
{
	crontab -r

	/usr/sbin/fluksod -k
	/usr/sbin/spid -k

	rm -rf /var/run/spid
	rm -rf /var/run/fluksod
}