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 # Get service config
  14 if [ -f /etc/sysconfig/fbset ]; then
  15         . /etc/sysconfig/fbset
  16 fi
  17
  18 if [ -z "${FBMODULE}" ]; then
  19         case "$1" in
  20         start|stop|restart|force-reload)
  21                 exit 0
  22                 ;;
  23         esac
  24 fi
  25
  26 # Source function library
  27 . /etc/rc.d/init.d/functions
  28
  29 # Setting default depth
  30 if [ -n "${DEPTH}" ]; then
  31         DEPTH_options="-depth ${DEPTH}"
  32 fi
  33
  34 if [ -z "${FBDEV_NUM}" ]; then
  35         FBDEV_NUM=0
  36 fi
  37
  38 start() {
  39         # Check if service is already running?
  40         if [ ! -f /var/lock/subsys/fbset ]; then
  41
  42                 # Check if we have framebuffer in kernel.
  43                 if [ -f /proc/fb ]; then
  44                         # /proc files show as files with size=0, this is a workaround.
  45                         cat /proc/fb | grep -q "." || _modprobe single $FBMODULE
  46                 else
  47                         # if not, then try to load specified kernel module
  48                         _modprobe single $FBMODULE
  49                 fi
  50
  51                 if [ -n "${FBMODE_default}" ]; then
  52                         show "Setting default video mode"
  53                         busy
  54
  55                         # check if devfs (workaround: -a option don't work at all)
  56                         if [ -d /dev/vc ]; then
  57                                 if [ -z "$FBTERMINALS" ]; then
  58                                         FBTERMINALS=$(ls /dev/vc/)
  59                                 fi
  60                                 FBDEV=/dev/fb/${FBDEV_NUM}
  61                                 devpath="/dev/vc/"
  62                         else
  63                                 if [ -z "$FBTERMINALS" ]; then
  64                                         FBTERMINALS=$(awk -F: '/^[0-9]*:/{print $1}' /etc/inittab)
  65                                 fi
  66                                 FBDEV=/dev/fb${FBDEV_NUM}
  67                                 devpath="/dev/tty"
  68                         fi
  69
  70                         # save old tty number
  71                         tty=$(/usr/bin/tty)
  72                         tty=${tty#$devpath}
  73
  74                         for cons in $FBTERMINALS; do
  75                                 /usr/bin/con2fb $FBDEV $cons
  76                                 /usr/bin/switchto $cons
  77                                 /usr/bin/fbset -fb \
  78                                   $FBDEV ${DEPTH_options} $FBMODE_default \
  79                                   0<>/dev/tty$cons >&0 2>&0
  80                         done
  81                         [ $tty = "/dev/console" ] && tty=1
  82                         /usr/bin/switchto $tty
  83                         ok
  84                 fi
  85                 touch /var/lock/subsys/fbset
  86         else
  87                 msg_already_running fbset
  88         fi
  89 }
  90
  91 stop() {
  92         if [ -f /var/lock/subsys/fbset ]; then
  93                 rm -f /var/lock/subsys/fbset
  94         else
  95                 msg_not_running fbset
  96         fi
  97 }
  98
  99 # See how we were called.
 100 case "$1" in
 101   start)
 102         start
 103         ;;
 104   stop)
 105         stop
 106         ;;
 107   status)
 108         # Check if we have framebuffer in kernel.
 109         if [ -f /proc/fb ]; then
 110                 # /proc files show as files with size=0, this is a workaround.
 111                 cat /proc/fb | grep -q "." && nls "Frame buffer present." && exit 0
 112         fi
 113
 114         nls "Frame buffer not present."
 115         exit 3
 116         ;;
 117   restart|force-reload)
 118         stop
 119         start
 120         ;;
 121   *)
 122         msg_usage "$0 {start|stop|restart|force-reload|status}"
 123         exit 3
 124 esac
 125
 126 exit 0