update_real.sh

#! /bin/sh
# Script to perform software update for Chronos 1.4 camera
#
# Authors: David Kronstein, Kron Technologies Inc.
#          Matthew Peters, Kron Technologies Inc.
#          Simon Kronstein, Kron Technologies Inc.
#

echo "Stopping camApp"
killall camApp

cd $(realpath $(dirname $0)) #start where update.sh is located
cd .. #go up to the root dir of the partition
UPDATEPARTITION=$(pwd)
PMICHEXFILE=$UPDATEPARTITION/camUpdate/Chronos1_4PowerController.X.production.hex
PMICHEXVERSION=7

echo "Validating checksums"
if [ -f $UPDATEPARTITION/camUpdate/update.md5sum ]; then
	badsums=$(cd $UPDATEPARTITION/ && md5sum -c camUpdate/update.md5sum | grep 'FAILED$')
	if [ "$badsums" != "" ]; then
		cat $UPDATEPARTITION/camUpdate/checksum.raw > /dev/fb0
		sleep 10
		reboot
		exit 1
	fi
fi

bitmap=$UPDATEPARTITION/camUpdate/busy.raw
if [ -f $bitmap ]; then
	TIMEOUT=100
	while true; do
		grep_out=$(ps | grep camApp)
		if [[ "$grep_out" == "" ]]; then
			break
		elif [[ $TIMEOUT -gt 0 ]]; then
			TIMEOUT=$((TIMEOUT-1))
			sleep 0.1s
		else
			killall -9 camApp
		fi
	done
	echo "---<<< Showing Shutdown Splash >>>---"
	sleep 0.5s
	cat $bitmap > /dev/fb0
fi


echo "deleting old /boot directory"
rm -rf /boot/*

echo "copying new files into place"
cd /

# just in case it didn't draw before
if [ -f $bitmap ]; then
	cat $bitmap > /dev/fb0
fi

# copy new files into place
tar zxvf $UPDATEPARTITION/camUpdate/update.tgz

echo "get rid of old TI logo"
[ -e /media/mmcblk0p1/ti_logo.bmp ] && echo "removing ti logo" && rm /media/mmcblk0p1/ti_logo.bmp

echo "copy in the new boot components"
cp /boot/* /media/mmcblk0p1/

echo "fixing init script links"

update-rc.d -f telnetd remove
update-rc.d -f thttpd remove
update-rc.d -f banner remove
update-rc.d -f psplash remove
update-rc.d -f shutdown_splash.sh remove
update-rc.d -f matrix-gui-e remove
# this one never worked and even if it did would only show on the serial terminal
update-rc.d -f gplv3-notice remove

update-rc.d -f udev remove
update-rc.d udev start 3 S .

update-rc.d -f load-hd-firmware.sh remove
update-rc.d load-hd-firmware.sh start 40 S .

update-rc.d -f vidorder remove
update-rc.d vidorder start 41 S .

update-rc.d -f camera remove
update-rc.d camera start 42 S . stop 0 0 6 .

update-rc.d -f networking remove
update-rc.d networking start 60 S .

update-rc.d -f mountnfs.sh remove
update-rc.d mountnfs.sh start 65 S .

update-rc.d -f bootmisc.sh remove
update-rc.d bootmisc.sh start 70 S .

update-rc.d -f alsa-state remove
update-rc.d alsa-state start 80 S .

update-rc.d udhcpcd defaults

#Update the Power Management IC if an update file is in the update drive's root directory:
if test -f "$PMICHEXFILE"; then
	echo "$PMICHEXFILE exists, checking for firmware update"

	# Check the PIC firmware version and update only if necessary.
	echo "Stopping power management daemon"
	killall camshutdown
	killall pcUtil
	PMICFWVERSION=$(/usr/local/sbin/pcUtil -v | sed -e 's/.*://' | tr -d '[:space:]')

	if [ "$PMICFWVERSION" -lt "$PMICHEXVERSION" ]; then
		echo "Updating PMIC Firmware"
		/usr/local/sbin/pcUtil -u $PMICHEXFILE
	else
		echo "Found PMIC version $PMICFWVERSION Skipping PMIC firmware update"
	fi
fi

echo "completed!"

#exit 0
reboot