target/share/initrd/rootfs/init

   1 #!/bin/sh
   2
   3 echo "T2 SDE early (initrd) userspace (C) 2005 - 2017 Rene Rebe, ExactCODE"
   4
   5 PATH=/sbin:/bin:/usr/bin:/usr/sbin
   6
   7 echo "Mounting /dev, /proc and /sys ..."
   8 mount -t devtmpfs -o mode=755 none /dev
   9 mount -t proc none /proc
  10 mount -t sysfs none /sys
  11 ln -s /proc/self/fd /dev/fd
  12
  13 echo "Populating u/dev ..."
  14 mknod /dev/null c 1 3
  15 mknod /dev/zero c 1 5
  16 udevd &
  17 udevadm trigger
  18 udevadm settle
  19 [ -e /dev/console ] || mknod /dev/console c 5 1
  20 [ -e /dev/tty ] || mknod /dev/tty c 5 0
  21
  22 init="init= `cat /proc/cmdline`" ; init=${init##*init=} ; init=${init%% *}
  23 # TODO: later on search other places if we want 100% backward compat.
  24 [ "$init" ] || init=/sbin/init
  25 if [ -f $init ]; then
  26         kill %1
  27         exec $init $*
  28 fi
  29
  30 echo "No init found, giving up. Debug shell:"
  31 exec sh --login