#!/bin/sh
# suspend to RAM for the MacBook Pro Core2Duo
# by Ortwin Glueck

# for fglrx 35.5
LEAVEX=0
POST=0
# for older drivers
#LEAVEX=1
#POST=1


PATH=/usr/kde/3.5/bin:/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin

logger -t acpi "Suspending to RAM"

getusers() {
	KDEUSERS=$(w -hs | awk '$0~/startkde/ { print $1 }')
}

if [ "${LEAVEX}" = "1" ]; then
	# in order to unload flgrx we have to get out of X, so logout from KDE
	getusers
	for U in ${KDEUSERS}; do
		dcop --all-sessions --user ${U} ksmserver default logout 0 0 -1
	done

	# wait for logout
	getusers
	while [ ! -z "${KDEUSERS}" ]; do
		getusers
		sleep 0.5
	done

	# stop X
	/etc/init.d/xdm stop
	while [ -z "${STATUS}" ]; do
		STATUS=$(/etc/init.d/xdm status | grep stopped)
		sleep 0.5
	done
	modprobe -r fglrx
else
	chvt 1
fi

/etc/init.d/net.wlan0 stop
modprobe -r ndiswrapper

modprobe -r uvcvideo

echo 1 > /proc/sys/kernel/acpi_video_flags
VGASTATE=$(vbetool vbemode get)
sync
sync

echo mem > /sys/power/state

sleep 2
logger -t acpi "Resuming from RAM"
if [ "${POST}" = "1" ]; then
	vbetool post
fi
vbetool vbemode set ${VGASTATE}
modprobe uvcvideo
modprobe ndiswrapper
/etc/init.d/bluetooth start
if [ "${LEAVEX}" = "1" ]; then
	modprobe fglrx
	/etc/init.d/xdm start
else
	chvt 7
fi

# vi:ts=4