package/block-extroot/files/60_pivot_usb_root

   1 #!/bin/sh
   2 # Copyright (C) 2010 Vertical Communications
   3
   4 # This is free software, licensed under the GNU General Public License v2.
   5 # See /LICENSE for more information.
   6
   7 # Determine if we are requested to mount external root
   8
   9 external_root_pivot() {
  10         check_skip || [ "$pi_extroot_mount_success" != "true" ] || {
  11                 echo "switching to external rootfs"
  12                 if [ "$ER_IS_SQUASHFS" = "true" ]; then
  13                         umount /tmp/overlay
  14                 fi
  15                 mount -o remount,ro / && fopivot /overlay /rom && pi_mount_skip_next=true
  16         }
  17 }
  18
  19 boot_hook_add preinit_mount_root external_root_pivot
  20