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authorblogic <blogic@3c298f89-4303-0410-b956-a3cf2f4a3e73>2012-10-05 10:12:53 +0000
committerblogic <blogic@3c298f89-4303-0410-b956-a3cf2f4a3e73>2012-10-05 10:12:53 +0000
commit5c105d9f3fd086aff195d3849dcf847d6b0bd927 (patch)
tree1229a11f725bfa58aa7c57a76898553bb5f6654a /target/linux/generic/base-files/init
downloadopenwrt-5c105d9f3fd086aff195d3849dcf847d6b0bd927.tar.gz
openwrt-5c105d9f3fd086aff195d3849dcf847d6b0bd927.zip
branch Attitude Adjustment
git-svn-id: svn://svn.openwrt.org/openwrt/branches/attitude_adjustment@33625 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux/generic/base-files/init')
-rwxr-xr-xtarget/linux/generic/base-files/init96
1 files changed, 96 insertions, 0 deletions
diff --git a/target/linux/generic/base-files/init b/target/linux/generic/base-files/init
new file mode 100755
index 000000000..5e4fbaec3
--- /dev/null
+++ b/target/linux/generic/base-files/init
@@ -0,0 +1,96 @@
+#!/bin/sh
+# Copyright (C) 2006 OpenWrt.org
+
+INITRAMFS=1
+
+. /etc/preinit
+
+set_state init
+echo "- init -"
+
+[ -n "$SWITCH_ROOT_TMPFS" ] && {
+ mount none /mnt -t tmpfs
+ ( cd /; find -xdev -type d ) | ( cd /mnt; xargs mkdir -p )
+ find / \! -type d -xdev | tar -cT /proc/self/fd/0 | tar -xC /mnt
+ mkdir /mnt/proc /mnt/dev /mnt/tmp /mnt/sys
+ mount -o move /proc /mnt/proc
+ mount -o move /dev /mnt/dev
+ mount -o move /tmp /mnt/tmp
+ mount -o move /sys /mnt/sys
+ rm -rf /proc /dev /tmp /sys
+ exec switch_root -c /dev/console /mnt /sbin/init
+}
+
+# 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
+killall -q hotplug2
+exec switch_root -c /dev/console /mnt /sbin/init
+
+set_state done