xorg: setup xorg depending on loaded graphic driver, not on installed hardware

Signed-off-by: Stephan Raue <stephan@openelec.tv>

packages/x11/xserver/xorg-server/init.d/15_xorg

@@ -26,6 +26,7 @@
 
 . /etc/profile
 
+(
   XORG_DEFAULT_CONF="/etc/X11/xorg.conf"
   XORG_NVIDIA_CONF="/etc/X11/xorg-nvidia.conf"
   XORG_NVIDIA_CHD_CONF="/etc/X11/xorg-nvidia-chd.conf"
@@ -34,7 +35,17 @@
 
   [ "$DEBUG" = yes ] && XORG_ARGS="$XORG_ARGS -logverbose 6 -verbose 6"
 
-(
+  # find used graphic driver
+  if [ -d /sys/module/i915 ]; then
+    DRIVER="intel"
+  elif [ -d /sys/module/nouveau ]; then
+    DRIVER="nouveau"
+  elif [ -d /sys/module/nvidia ]; then
+    DRIVER="nvidia"
+  else
+    DRIVER="other"
+  fi
+
   progress "creating directories needed for Xorg"
 
     mkdir -p /var/cache/xkb
@@ -42,26 +53,23 @@
     mkdir -m 1777 -p /tmp/.ICE-unix
     chown root:root /tmp/.ICE-unix
 
-    if lspci -n | grep 0300 | grep -q 10de; then
-
+    # test if nvidia kernel driver is loaded,
+    if [ "$DRIVER" = "nvidia" ]; then
       ln -sf /usr/lib/libGL_nvidia.so.1 /var/lib/libGL.so
       ln -sf /usr/lib/xorg/modules/extensions/libglx_nvidia.so /var/lib/libglx.so
       XORG_ARGS="$XORG_ARGS -ignoreABI"
 
-      # check if we have an Broadcom CrystalHD card installed, so we can disable 
+      # check if we have an Broadcom CrystalHD card installed, so we can disable
       # the use of shared memory
       if lspci -n | grep 0480 | grep -q 14e4; then
         XORG_CONF="$XORG_NVIDIA_CHD_CONF"
       else
         XORG_CONF="$XORG_NVIDIA_CONF"
       fi
-
     else
-
       ln -sf /usr/lib/libGL_mesa.so.1 /var/lib/libGL.so
       ln -sf /usr/lib/xorg/modules/extensions/libglx_mesa.so /var/lib/libglx.so
       XORG_CONF="$XORG_DEFAULT_CONF"
-
     fi
 
     [ -f $XORG_USER_CONF ] && XORG_CONF="$XORG_USER_CONF"