#!/bin/sh
#
# Copyright © 2020 Stewart Smith
# Released under the GNU GPL v3

COMPAT_NODE=/sys/bus/platform/devices/ibm,opal:oppanel/of_node/compatible

case "$1" in
    start)
	# Only talk to the rcs,ipl-observer device this way
	# it's a little bit of a hack, but it's functionally
	# equivalent to the Raptor build but not relying on debugfs
	grep rcs,ipl-observer $COMPAT_NODE > /dev/null \
	    && printf '\xfe\xfe\xfe' > /dev/op_panel
	;;
esac

exit 0