root/floppyfw/files/linuxrc

#!/bin/sh

# $Id: linuxrc,v 1.3 2005/03/07 20:38:31 thomasez Exp $

#
# floppyfw initfile
#
VERSION=FLOPPYFW_VERSION
#
/bin/busybox echo "Booting floppyfw" 

PATH="/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin"
TERM=linux
export PATH TERM
umask 022

/bin/busybox mount -n -t tmpfs tmpfs /nyroot
cd /nyroot

# Blatantly borrowed from Rob Fowler 
# (from a mail on the busybox mailing list)
# copy over most of the filesystem

        # /lost+found|/nyroot|/proc|/dev)

/bin/busybox echo "Copying to new filesystem."
for ii in /*
do
        case $ii in
        /lost+found|/nyroot|/proc|/dev)
                ;;
        *)
                /bin/busybox cp -dpR $ii /nyroot/.
                /bin/busybox echo -n $ii" "
        esac
done
/bin/busybox echo "Done."

# /bin/busybox mount -n -t proc /proc /nyroot/proc
/bin/busybox mkdir initrd

# /bin/busybox mount -n -t devfs devfs dev
/bin/busybox mkdir dev
/bin/busybox mount -t devfs none dev

/bin/busybox echo -n "Pivoting.. "
/bin/busybox pivot_root . initrd

/bin/busybox echo "Done,"

cd /

# /bin/busybox umount /initrd

/bin/busybox echo "Mounting: proc"
/bin/busybox mkdir proc
/bin/busybox mount -t proc /proc /proc

/bin/busybox --install -s

#
# Testing wether we are using a serial console.
# It'd better use the serial= option but I'm not sure how to grab 
# that info (yet) and 

COMMAND_LINE=`cat /proc/cmdline`

( echo $COMMAND_LINE | grep console ) && {
  CONSOLE=`echo $COMMAND_LINE | sed -e 's/$/ /' -e 's/.*console=\([^ ]*\) .*/\1/' -e 's/,/ /g'`
}

if [ "$CONSOLE" != "" ]
 then
  set -- $CONSOLE

  # Need a speed.
  if [ $# -eq 1 ]
  then
    set -- $1 9600
  fi

  mv /etc/inittab.serial /etc/inittab

  # DEV=`echo $1 | sed -e 's/\/dev\///'`
  DEV=`echo $1 | sed -e 's/ttyS/tts\//'`

  echo "$DEV::respawn:/sbin/getty -L $DEV $2 vt100" >> /etc/inittab
 else 
  if [ "$CONNECT_TYPE" != "PPP" ]
    then
     echo "tts/0::respawn:/sbin/getty -L /dev/tts/0 19200 vt100" >> /etc/inittab
    fi
  rm /etc/inittab.serial
fi

/bin/busybox echo "Running init,"
exec chroot . /sbin/init <dev/console >dev/console 2>&1

echo "Pokker, dette skal ingen kunne lese"