2 # Copyright (C) 2006 OpenWrt.org
4 export PATH=/bin:/sbin:/usr/bin:/usr/sbin
5 mount none /proc -t proc
6 mount none /sys -t sysfs
8 if grep devfs /proc/filesystems > /dev/null; then
9 mount none /dev -t devfs
11 elif [ -x /sbin/hotplug2 ]; then
12 mount -t tmpfs tmpfs /dev -o size=512K
13 mknod /dev/console c 5 1
16 /sbin/hotplug2 --no-persistent --coldplug --max_children 1
18 elif [ -x /sbin/udevd ]; then
19 mount -n -t tmpfs -o mode=0755 udev /dev
23 if [ -e /proc/sys/kernel/hotplug ]; then
24 echo "" > /proc/sys/kernel/hotplug
33 mount none /dev/pts -t devpts
35 # the root mount point can come from the kernel command line
36 # or it can be overridden in the preinit.arch file
37 [ -f /etc/preinit.arch ] && . /etc/preinit.arch
39 # if we have no root parameter, just go to running from ramfs
41 export NOMOUNT="No Root"
45 #if we have a failsafe boot selected, dont bother
46 #trying to find or wait for a root mount point
47 [ -z "$FAILSAFE" ] || {
48 exec /bin/busybox init
51 # Load the modules we have in initramfs, this should
52 # make the media accessible, but, it may take some time
54 load_modules /etc/modules /etc/modules.d/*
56 #wait 10 seconds for the disc to show up
57 #usb stick typically takes 4 to 6 seconds
59 #it's quite possible the disc never shows up
60 #if we netbooted this kernel
62 while [ $COUNTER -lt 10 ]; do
64 [ -e $rootfs ] && let COUNTER=10;
68 export FAILSAFE="NoDisc"
69 exec /bin/busybox init
72 # now we'll try mount it, again with a timeout
73 # This will fail if the inserted stick is formatted
74 # in a manner we dont understand
76 while [ $COUNTER -lt 10 ]; do
79 [ $? -eq "0" ] && let COUNTER=100;
83 export FAILSAFE="MountFail"
84 exec /bin/busybox init
87 #It mounted, lets look for a postinit file, again, give it time
88 #I've seen this take 6 seconds to actually complete
90 while [ $COUNTER -lt 10 ]; do
92 [ -e /mnt/etc/banner ] && let COUNTER=10;
95 [ -e /mnt/etc/banner ] || {
96 export FAILSAFE="No Openwrt FS"
97 exec /bin/busybox init
102 mount -o move /proc /mnt/proc
103 mount -o move /dev /mnt/dev
104 mount -o move /dev/pts /mnt/dev/pts
105 mount -o move /tmp /mnt/tmp
106 mount -o move /sys /mnt/sys
107 mount none /tmp -t tmpfs
108 exec switch_root -c /dev/console /mnt /sbin/init