87.93.107.172: Inserted display-settings script.

2011-05-12T09:20:37Z

Inserted display-settings script.

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<pre>
#!/bin/bash

### BEGIN INIT INFO
# Provides: display-settings
# Required-Start: mountdevsubfs
# Required-Stop:
# Should-Start: udev
# Default-Start: 2 3 4 5
# Default-Stop:
# Short-Description: turn off discrete graphics or enable nvidia driver
### END INIT INFO

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

# vgaswitcheroo location.
switcheroo=/sys/kernel/debug/vgaswitcheroo/switch
# Which user has the switcheroo.txt file in their home.
U="vermind"

acall () {
ins=$( grep acpi_call /proc/modules )
if [ -z "$ins" ]; then
modprobe acpi_call
fi
if [ -e "/proc/acpi/call" ]; then
echo "\_SB.PCI0.P0P1.VGA._OFF" > /proc/acpi/call
fi
}

switch() {
if [ ! -e "${switcheroo}" ]; then
return
fi

isIntel=$( cat "${switcheroo}" | grep "IGD:+" )
# only switch if not on intel yet
if [ "$1" == "intel" -a -z "${isIntel}" ]; then
echo "IGD" > "${switcheroo}"
else
# either already intel, or nvidia wanted
# only switch if not on nvidia (i.e. on intel)
if [ "$1" == "nvidia" -a -n "${isIntel}" ]; then
echo "DIS" > "${switcheroo}"
fi
fi
}

enableintel () {
switch "intel"
#echo 0 > /sys/bus/pci/devices/0000:01:00.0/enable
#echo 1 > /sys/bus/pci/devices/0000:01:00.0/remove

if [ -e /etc/alternatives/libGL.so.1 ]; then
update-alternatives --set libGL.so.1 /usr/lib/nvidia/diversions/libGL.so.1
update-alternatives --set ia32-libGL.so.1 /usr/lib32/nvidia/diversions/libGL.so.1
else
update-alternatives --set gl_conf /usr/lib/mesa/ld.so.conf
fi
ldconfig

if [ -e /etc/alternatives/libglx.so ]; then
update-alternatives --set libglx.so /usr/lib/nvidia/diversions/libglx.so
else
isintel=$( readlink /usr/lib/xorg/modules/extensions/libglx.so | grep intel );
if [ -z "$isintel" ]; then
ln -sf /usr/lib/xorg/modules/extensions/libglx.so.intel /usr/lib/xorg/modules/extensions/libglx.so
fi
fi
cp /etc/X11/xorg.conf.intel /etc/X11/xorg.conf
nvc=$( grep nvidia-current /proc/modules )
nvi=$( grep nvidia /proc/modules )
if [ -n "$nvc" ]; then
rmmod nvidia_current
else
if [ -n "$nvi" ]; then
rmmod nvidia
fi
fi
acall
# Full brightness
#setpci -s 00:02.0 F4.B=FF
}

enablenvidia () {
switch "nvidia"
#echo 0 > /sys/bus/pci/devices/0000:01:00.0/remove
#echo 1 > /sys/bus/pci/devices/0000:01:00.0/enable
if [ -e "/proc/acpi/call" ]; then
echo "\_SB.PCI0.P0P1.VGA._ON" > /proc/acpi/call
fi
if [ -e /etc/alternatives/libGL.so.1 ]; then
update-alternatives --set libGL.so.1 /usr/lib/nvidia/libGL.so.1
update-alternatives --set ia32-libGL.so.1 /usr/lib32/nvidia/libGL.so.1
else
update-alternatives --set gl_conf /usr/lib/nvidia-current/ld.so.conf
fi
ldconfig
if [ -e /etc/alternatives/libglx.so ]; then
update-alternatives --set libglx.so /usr/lib/nvidia/libglx.so
else
if [ -e /usr/lib/xorg/modules/extensions/libglx.so.nvidia ]; then
ln -sf /usr/lib/xorg/modules/extensions/libglx.so.nvidia /usr/lib/xorg/modules/extensions/libglx.so
fi
fi
cp /etc/X11/xorg.conf.nvidia /etc/X11/xorg.conf
if [ ! -e "/lib/modules/$( uname -r )/updates/dkms/nvidia.ko" -a ! -e "/lib/modules/$( uname -r )/kernel/drivers/video/nvidia.ko" ]; then
ln -s nvidia-current.ko "/lib/modules/$( uname -r )/updates/dkms/nvidia.ko"
depmod
modprobe nvidia
modprobe nvidia-current
fi
}

stuff () {
t=$( lspci | grep VGA | grep -i intel )
if [ -z "${t}" ]; then
t=$( lspci | grep Display | grep -i intel )
fi
if [ -n "$t" -a ! -f "/etc/modprobe.d/blacklist-intel.conf" ]; then
enableintel
else
enablenvidia
fi
}

autoenable () {
if [ ! -e "${switcheroo}" ]; then
stuff
return
fi
t=$( cat /home/${U}/switcheroo.txt )
if [ -z "$t" -o "$t" == "intel" ]; then
enableintel
else
enablenvidia
fi
}

case "$1" in
start|restart|reload|force-reload)
autoenable
;;
stop)
echo "display-settings stopped."
;;
force-nvidia)
enablenvidia
;;
force-intel)
enableintel
;;
autodetect)
autoenable
;;
*)
echo "Usage: /etc/init.d/display-settings {start|stop|restart|reload|force-reload}"
exit 1
;;
esac

exit 0
</pre>

Asus-switcheroo display-settings - Revision history

87.93.107.172: Inserted display-settings script.