mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
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86c3fa5f01
git-svn-id: svn://svn.openwrt.org/openwrt/branches/buildroot-ng/openwrt@4612 3c298f89-4303-0410-b956-a3cf2f4a3e73
83 lines
2.0 KiB
Bash
Executable File
83 lines
2.0 KiB
Bash
Executable File
#!/bin/sh
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# Copyright (C) 2006 OpenWrt.org
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export PATH=/bin:/sbin:/usr/bin:/usr/sbin
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mount none /proc -t proc
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mount none /dev -t devfs
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mount non /dev/pts -t devpts
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# the root mount point can come from the kernel command line
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# or it can be overridden in the preinit.arch file
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[ -f /etc/preinit.arch ] && . /etc/preinit.arch
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# if we have no root parameter, just go to running from ramfs
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[ -z $rootfs ] && {
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export NOMOUNT="No Root"
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exec /sbin/init
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}
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#if we have a failsafe boot selected, dont bother
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#trying to find or wait for a root mount point
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[ -z "$FAILSAFE" ] || {
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exec /bin/busybox init
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}
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# Load the modules we have in initramfs, this should
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# make the media accessible, but, it may take some time
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. /etc/functions.sh
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load_modules /etc/modules /etc/modules.d/*
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#wait 10 seconds for the disc to show up
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#usb stick typically takes 4 to 6 seconds
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#till it's readable
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#it's quite possible the disc never shows up
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#if we netbooted this kernel
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COUNTER=0
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while [ $COUNTER -lt 10 ]; do
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sleep 1
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[ -e $rootfs ] && let COUNTER=10;
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let COUNTER=COUNTER+1
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done
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[ -e $rootfs ] || {
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export FAILSAFE="NoDisc"
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exec /bin/busybox init
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}
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# now we'll try mount it, again with a timeout
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# This will fail if the inserted stick is formatted
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# in a manner we dont understand
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COUNTER=0
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while [ $COUNTER -lt 10 ]; do
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sleep 1
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mount $rootfs /mnt
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[ $? -eq "0" ] && let COUNTER=100;
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let COUNTER=COUNTER+1
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done
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[ $? -ne "0" ] && {
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export FAILSAFE="MountFail"
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exec /bin/busybox init
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}
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#It mounted, lets look for a postinit file, again, give it time
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#I've seen this take 6 seconds to actually complete
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COUNTER=0
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while [ $COUNTER -lt 10 ]; do
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sleep 1
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[ -e /mnt/etc/banner ] && let COUNTER=10;
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let COUNTER=COUNTER+1
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done
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[ -e /mnt/etc/banner ] || {
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export FAILSAFE="No Openwrt FS"
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exec /bin/busybox init
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}
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unset rootfs
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mount -o move /proc /mnt/proc
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mount -o move /dev /mnt/dev
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mount -o move /dev/pts /mnt/dev/pts
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mount -o move /tmp /mnt/tmp
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mount -o move /sys /mnt/sys
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mount none /tmp -t tmpfs
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exec switch_root -c /dev/console /mnt /sbin/init
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