#------------------------------------------------------------------------------
# /etc/boot.d/rc001.lcd - load lcd driver
#
# Creation:     2006-12-22 GM
# Last Update:  $Id$
#------------------------------------------------------------------------------
(
  begin_script LCD "loading lcd driver ..."
  . /etc/rc.cfg

  lcd_device=">/dev/lcd"
  if [ "$LCD_FILTER" != '' ]
  then
    lcd_device="|"$(LCD_FILTER)">/dev/lcd"
  fi

  case "$LCD_ADDRESS"
  in
    com*|ttyS*)
      lcd_hw_type="matrix-orbital"
      rm -f /dev/lcd 2>/dev/null
      ln -f /dev/$LCD_ADDRESS /dev/lcd
      if [ $LCD_FILTER = 'mo2ipc_a78' ]
      then
        stty -parenb cs8 1200 -opost -cstopb < /dev/lcd
      else
        stty -parenb cs8 19200 -opost < /dev/lcd               # Set serial params
      fi
      if [ $? != 0 ]
      then
        log_error "could not configure serial device"
      else
        # prepare display: clear it, set cursor home, backlight on
        eval '{
          echo -e "\376R" | tr -d "\012"
          echo -e "\376X" | tr -d "\012"
          echo -e "\376B\000" | tr -d "\012"
          echo -e "\376P\310" | tr -d "\012"
        }'$lcd_device
      fi
      ;;
    console|tty*)
      lcd_hw_type="tty"
      rm -f /dev/lcd 2>/dev/null
      ln -f /dev/$LCD_ADDRESS /dev/lcd
      eval 'echo -e "\033[2J\033[H" |tr -d "\012"'$lcd_device    # display clear-home
      ;;
    null)
      lcd_hw_type="tty"
      rm -f /dev/lcd 2>/dev/null
      ln -f /dev/$LCD_ADDRESS /dev/lcd
      ;;
    *)
      lcd_hw_type="hitachi"

      # any parameters?
      LCD_MODUL_PARM=''
      test -z "$LCD_ADDRESS"    || LCD_MODUL_PARM="$LCD_MODUL_PARM io=$LCD_ADDRESS"
      TYPE=$LCD_ADDR_TYPE
      if [ $LCD_WINAMP = 'no' ]
      then
        TYPE=`expr $TYPE + 4`
      fi
      LCD_MODUL_PARM="$LCD_MODUL_PARM a_type=$TYPE"
      if [ "$LCD_COLS" = "27" ]
      then
        LCD_COLS=40
      fi
      if [ "$LCD_COLS" = "8" ]
      then
        LCD_COLS=16
      fi
      test -z "$LCD_LINES"      || LCD_MODUL_PARM="$LCD_MODUL_PARM lines=$LCD_LINES"
      test -z "$LCD_COLS"       || LCD_MODUL_PARM="$LCD_MODUL_PARM cols=$LCD_COLS"
      test -z "$LCD_TIME_LONG"  || LCD_MODUL_PARM="$LCD_MODUL_PARM t_long=$LCD_TIME_LONG"
      test -z "$LCD_TIME_SHORT" || LCD_MODUL_PARM="$LCD_MODUL_PARM t_short=$LCD_TIME_SHORT"

      # load module
      do_modprobe lcdhitachi $LCD_MODUL_PARM
      
      # prepare display: clear it, set cursor home and off
      eval '{
        echo -e "\033h" |tr -d "\012"    # Cursor home
        echo -e "\033K" |tr -d "\012"    # Cursor off
        echo -e "\033g\000\000" |tr -d "\012"    # Select first Controller 
      }'$lcd_device
      ;;
  esac
  # send message
  eval 'echo $LCD_START_MSG'$lcd_device
  end_script
)