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author | Mike Baker <mbm@openwrt.org> | 2007-05-10 08:35:48 +0000 |
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committer | Mike Baker <mbm@openwrt.org> | 2007-05-10 08:35:48 +0000 |
commit | 854f0ad080f5607cd4041ed91437145d2a06579c (patch) | |
tree | 4628ed721b9fc7bfb24abf466abfc3c2e9c076b7 /target/linux | |
parent | 2bb4aa3e90c0c4e96e06b7615ee761ab0ddc85e9 (diff) | |
download | upstream-854f0ad080f5607cd4041ed91437145d2a06579c.tar.gz upstream-854f0ad080f5607cd4041ed91437145d2a06579c.tar.bz2 upstream-854f0ad080f5607cd4041ed91437145d2a06579c.zip |
change handling of target/linux/generic-2.x/files to match other targets (#1648)
SVN-Revision: 7158
Diffstat (limited to 'target/linux')
-rwxr-xr-x | target/linux/generic-2.6/base-files/init | 93 |
1 files changed, 93 insertions, 0 deletions
diff --git a/target/linux/generic-2.6/base-files/init b/target/linux/generic-2.6/base-files/init new file mode 100755 index 0000000000..9f595c0f95 --- /dev/null +++ b/target/linux/generic-2.6/base-files/init @@ -0,0 +1,93 @@ +#!/bin/sh +# Copyright (C) 2006 OpenWrt.org + +export PATH=/bin:/sbin:/usr/bin:/usr/sbin +mount none /proc -t proc + +if grep devfs /proc/filesystems > /dev/null; then + mount none /dev -t devfs +else + mount -t sysfs none /sys + mount -t tmpfs tmpfs /dev -o size=512K + mknod /dev/console c 5 1 + mkdir /dev/pts + mkdir /dev/shm + /sbin/hotplug2 --no-persistent --coldplug --max_children 1 +fi + +mount none /dev/pts -t devpts + +# the root mount point can come from the kernel command line +# or it can be overridden in the preinit.arch file +[ -f /etc/preinit.arch ] && . /etc/preinit.arch + +# if we have no root parameter, just go to running from ramfs +[ -z $rootfs ] && { + export NOMOUNT="No Root" + exec /sbin/init +} + +#if we have a failsafe boot selected, dont bother +#trying to find or wait for a root mount point +[ -z "$FAILSAFE" ] || { + exec /bin/busybox init +} + +# Load the modules we have in initramfs, this should +# make the media accessible, but, it may take some time +. /etc/functions.sh +load_modules /etc/modules /etc/modules.d/* + +#wait 10 seconds for the disc to show up +#usb stick typically takes 4 to 6 seconds +#till it's readable +#it's quite possible the disc never shows up +#if we netbooted this kernel +COUNTER=0 +while [ $COUNTER -lt 10 ]; do + sleep 1 + [ -e $rootfs ] && let COUNTER=10; + let COUNTER=COUNTER+1 +done +[ -e $rootfs ] || { + export FAILSAFE="NoDisc" + exec /bin/busybox init +} + +# now we'll try mount it, again with a timeout +# This will fail if the inserted stick is formatted +# in a manner we dont understand +COUNTER=0 +while [ $COUNTER -lt 10 ]; do + sleep 1 + mount $rootfs /mnt + [ $? -eq "0" ] && let COUNTER=100; + let COUNTER=COUNTER+1 +done +[ $? -ne "0" ] && { + export FAILSAFE="MountFail" + exec /bin/busybox init +} + +#It mounted, lets look for a postinit file, again, give it time +#I've seen this take 6 seconds to actually complete +COUNTER=0 +while [ $COUNTER -lt 10 ]; do + sleep 1 + [ -e /mnt/etc/banner ] && let COUNTER=10; + let COUNTER=COUNTER+1 +done +[ -e /mnt/etc/banner ] || { + export FAILSAFE="No Openwrt FS" + exec /bin/busybox init +} + +unset rootfs + +mount -o move /proc /mnt/proc +mount -o move /dev /mnt/dev +mount -o move /dev/pts /mnt/dev/pts +mount -o move /tmp /mnt/tmp +mount -o move /sys /mnt/sys +mount none /tmp -t tmpfs +exec switch_root -c /dev/console /mnt /sbin/init |