fbset.init

   1 #!/bin/sh
   2 # $Id$
   3 #
   4 # fbset:        Sets up fbcon video modes.
   5 #
   6 #
   7 # chkconfig:    2345 69 31
   8 # description:  fbset is a utility with which fbcons video modes can be read \
   9 #               and changed
  10 #
  11 # config:       /etc/sysconfig/fbset
  12
  13 # Source function library
  14 . /etc/rc.d/init.d/functions
  15
  16 # Get service config
  17 if [ -f /etc/sysconfig/fbset ]; then
  18         . /etc/sysconfig/fbset
  19 fi
  20
  21 function try_load
  22 {
  23         if [ -n "${FBMODULE}" ]; then
  24                 _modprobe single $FBMODULE
  25         else
  26                 exit 0
  27         fi
  28 }
  29
  30 # Setting default depth
  31 if [ -n "${DEPTH}" ]; then
  32         DEPTH_options="-depth ${DEPTH}"
  33 fi
  34
  35 if [ -z "${FBDEV_NUM}" ]; then
  36         FBDEV_NUM=0
  37 fi
  38
  39 # See how we were called.
  40 case "$1" in
  41   start)
  42         # Check if service is already running?
  43         if [ ! -f /var/lock/subsys/fbset ]; then
  44
  45                 # Check if we have framebuffer in kernel.
  46                 if [ -f /proc/fb ]; then
  47                         # /proc files show as files with size=0, this is a workaround.
  48                         cat /proc/fb | grep -q "." || try_load
  49                 else
  50                         # if not, then try to load specified kernel module
  51                         try_load
  52                 fi
  53
  54                 if [ -n "${FBMODE_default}" ]; then
  55                         show "Setting default video mode"
  56                         busy
  57
  58                         # check if devfs (workaround: -a option don't work at all)
  59                         if [ -d /dev/vc ]; then
  60                                 if [ -z "$FBTERMINALS" ]; then
  61                                         FBTERMINALS="`ls /dev/vc/* | sed 's|/dev/vc/||g'`"
  62                                 fi
  63                                 FBDEV=`echo /dev/fb/${FBDEV_NUM}`
  64                                 pattern="s/\/dev\/vc\///g"
  65                         else
  66                                 if [ -z "$FBTERMINALS" ]; then
  67                                         FBTERMINALS="`cat /etc/inittab | grep '^[0-9]*:' | cut -f1 -d:`"
  68                                 fi
  69                                 FBDEV=`echo /dev/fb${FBDEV_NUM}`
  70                                 pattern="s/\/dev\/tty//g"
  71                         fi
  72
  73                         # save old tty number
  74                         tty=`/usr/bin/tty | sed $pattern`
  75
  76                         for cons in $FBTERMINALS; do
  77                                 /usr/bin/con2fb $FBDEV $cons
  78                                 /usr/bin/switchto $cons
  79                                 /usr/bin/fbset -fb \
  80                                   $FBDEV ${DEPTH_options} $FBMODE_default \
  81                                   0<>/dev/tty$cons >&0 2>&0
  82                         done
  83                         [ $tty = "/dev/console" ] && tty=1
  84                         /usr/bin/switchto $tty
  85                         ok
  86                 fi
  87                 touch /var/lock/subsys/fbset
  88         else
  89                 msg_already_running fbset
  90         fi
  91         ;;
  92   stop)
  93         if [ -f /var/lock/subsys/fbset ]; then
  94                 rm -f /var/lock/subsys/fbset
  95         else
  96                 msg_not_running fbset
  97         fi
  98         ;;
  99   status)
 100         # Check if we have framebuffer in kernel.
 101         if [ -f /proc/fb ]; then
 102                 # /proc files show as files with size=0, this is a workaround.
 103                 cat /proc/fb | grep -q "." && nls "Frame buffer present." && exit 0
 104                 nls "Frame buffer not present."
 105                 exit 3
 106         else
 107                 nls "Frame buffer not present."
 108                 exit 3
 109         fi
 110         ;;
 111   restart|force-reload)
 112         $0 stop
 113         $0 start
 114 #       exit $?
 115         ;;
 116   *)
 117         msg_usage "$0 {start|stop|restart|force-reload|status}"
 118         exit 3
 119 esac
 120
 121 exit 0