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path: root/recipes/powervr-drivers/libgles-omap3-3.00.00.09/rc.pvr
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#!/bin/sh

CPUTYPE="$(cputype)"

if [ "$1" = "" ]; then
	echo PVR-INIT: Please use start, stop, or restart.
	exit 1
fi

if [ "$1" = "stop" -o  "$1" = "restart" ]; then
	echo Stopping PVR
	#rmmod bc_example
	rmmod omaplfb 2>/dev/null
	rmmod pvrsrvkm 2>/dev/null
fi

if [ "$1" = "stop" ]; then
	exit 0
fi

if [ $CPUTYPE = "OMAP3530" ]; then
	echo Starting PVR
	insmod $(busybox find /lib/modules/$(uname -r) -name "pvrsrvkm.ko")
	#modprobe bc_example
	modprobe omaplfb

	pvr_maj=`grep "pvrsrvkm$" /proc/devices | cut -b1,2,3`

	if [ -e /dev/pvrsrvkm ] ; then 
		rm -f /dev/pvrsrvkm
	fi

	mknod /dev/pvrsrvkm c $pvr_maj 0 
	chmod 666 /dev/pvrsrvkm

	touch /etc/powervr-esrev

	SAVED_ESREVISION="$(cat /etc/powervr-esrev)"
	ES_REVISION="$(cat /proc/cpuinfo | grep "CPU revision" | awk -F: '{print $2}')"

	if [ "${ES_REVISION}" != "${SAVED_ESREVISION}" ] ; then
		echo -n "Starting SGX fixup for"
		if [ "${ES_REVISION}" = " 3" ] ; then
			echo " ES3.x"
			cp -a /usr/lib/ES3.0/* /usr/lib
			cp -a /usr/bin/ES3.0/* /usr/bin	
		else
			echo "ES 2.x"
			cp -a /usr/lib/ES2.0/* /usr/lib
			cp -a /usr/bin/ES2.0/* /usr/bin	
		fi
		echo "${ES_REVISION}" > /etc/powervr-esrev
	fi
	/usr/bin/pvrsrvinit
else
	echo No SGX hardware, not starting PVR
fi