#!/bin/sh # Copyright (C) 2006 OpenWrt.org # Copyright (C) 2010 Vertical Communications do_move_devtmpfs() { foo="`grep devtmpfs /proc/mounts`" x=${foo#* } x=${x%% *} if [ "$x" != "/dev" ] ; then mount -o move "$x" /dev fi } do_mount_devfs() { mount devfs /dev -t devfs } do_mount_hotplug() { mount -t tmpfs tmpfs /dev -o size=512K } do_mount_udev() { mount -n -t tmpfs -o mode=0755 udev /dev } choose_device_fs() { if grep -q devtmpfs /proc/mounts; then do_move_devtmpfs elif grep -q devfs /proc/filesystems; then do_mount_devfs elif [ -x /sbin/hotplug2 ]; then do_mount_hotplug elif [ -x /sbin/udevd ]; then do_mount_udev fi } boot_hook_add preinit_essential choose_device_fs