cirros-testvm/src-cirros/buildroot-2015.05/package/ti-gfx/S80ti-gfx

   1 #!/bin/sh
   2
   3 start() {
   4         echo "ti-gfx: starting pvr driver"
   5
   6         BITSPERPIXEL="$(fbset | awk '/geom/ {print $6}')"
   7         YRES="$(fbset | awk '/geom/ {print $3}')"
   8         # Set RGBA ordering to something the drivers like
   9         if [ "$BITSPERPIXEL" = "32" ] ; then
  10                 fbset -rgba 8/16,8/8,8/0,8/24
  11         fi
  12         # Try to enable triple buffering when there's enough VRAM
  13         fbset -vyres $(( YRES*3 ))
  14
  15         modprobe pvrsrvkm
  16         modprobe omaplfb
  17         modprobe bufferclass_ti
  18
  19         pvr_maj=$(awk '$2=="pvrsrvkm" { print $1; }' /proc/devices)
  20         rm -f /dev/pvrsrvkm
  21
  22         mknod /dev/pvrsrvkm c $pvr_maj 0
  23         chmod 600 /dev/pvrsrvkm
  24
  25         if ! /usr/bin/pvrsrvctl --start --no-module; then
  26                 echo "ti-gfx: unable to start server"
  27         fi
  28 }
  29
  30 stop() {
  31         echo "ti-gfx: stopping pvr driver"
  32
  33         rmmod bufferclass_ti
  34         rmmod omaplfb
  35         rmmod pvrsrvkm
  36 }
  37
  38 case "$1" in
  39 start)
  40         start
  41 ;;
  42 stop)
  43         stop
  44 ;;
  45 restart)
  46         stop
  47         start
  48 ;;
  49 *)
  50         echo "ti-gfx: Please use start, stop, or restart."
  51         exit 1
  52 ;;
  53 esac