| 1 | #!/bin/sh |
| 2 | # Copyright (C) 2006 OpenWrt.org |
| 3 | # Copyright (C) 2010 Vertical Communications |
| 4 | |
| 5 | do_move_devtmpfs() { |
| 6 | local mnt="$(grep devtmpfs /proc/mounts)" |
| 7 | mnt="${mnt#* }"; mnt="${mnt%% *}" |
| 8 | |
| 9 | [ "$mnt" = "/dev" ] || mount -o noatime,move "$mnt" /dev |
| 10 | } |
| 11 | |
| 12 | do_mount_devfs() { |
| 13 | mount -o noatime -t devfs devfs /dev |
| 14 | } |
| 15 | |
| 16 | do_mount_hotplug() { |
| 17 | mount -t tmpfs -o noatime,mode=0755,size=512K tmpfs /dev |
| 18 | } |
| 19 | |
| 20 | do_mount_udev() { |
| 21 | mount -n -t tmpfs -o noatime,mode=0755 udev /dev |
| 22 | } |
| 23 | |
| 24 | choose_device_fs() { |
| 25 | if grep -q devtmpfs /proc/mounts; then |
| 26 | do_move_devtmpfs |
| 27 | elif grep -q devfs /proc/filesystems; then |
| 28 | do_mount_devfs |
| 29 | elif [ -x /sbin/hotplug2 ]; then |
| 30 | do_mount_hotplug |
| 31 | elif [ -x /sbin/udevd ]; then |
| 32 | do_mount_udev |
| 33 | fi |
| 34 | } |
| 35 | |
| 36 | boot_hook_add preinit_essential choose_device_fs |
| 37 | |
| 38 | |
