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poky/meta/recipes-core/initrdscripts/files/init-live.sh
Richard Purdie 29d6678fd5 Major layout change to the packages directory
Having one monolithic packages directory makes it hard to find things
and is generally overwhelming. This commit splits it into several
logical sections roughly based on function, recipes.txt gives more
information about the classifications used.

The opportunity is also used to switch from "packages" to "recipes"
as used in OpenEmbedded as the term "packages" can be confusing to
people and has many different meanings.

Not all recipes have been classified yet, this is just a first pass
at separating things out. Some packages are moved to meta-extras as
they're no longer actively used or maintained.

Signed-off-by: Richard Purdie <rpurdie@linux.intel.com>
2010-08-27 15:29:45 +01:00

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#!/bin/sh
ROOT_MOUNT="/rootfs/"
ROOT_IMAGE=rootfs.img
MOUNT="/bin/mount"
UMOUNT="/bin/umount"
early_setup() {
mkdir /proc
mkdir /sys
mount -t proc proc /proc
mount -t sysfs sysfs /sys
udevd --daemon
}
read_args() {
[ -z "$CMDLINE" ] && CMDLINE=`cat /proc/cmdline`
for arg in $CMDLINE; do
optarg=`expr "x$arg" : 'x[^=]*=\(.*\)'`
case $arg in
root=*)
ROOT_DEVICE=$optarg ;;
rootfstype=*)
ROOT_FSTYPE=$optarg ;;
rootdelay=*)
rootdelay=$optarg ;;
LABEL=*)
label=$optarg ;;
video=*)
video_mode=$arg ;;
vga=*)
vga_mode=$arg ;;
esac
done
}
boot_live_root() {
killall udevd
cd $ROOT_MOUNT
exec switch_root -c /dev/console $ROOT_MOUNT /sbin/init
}
fatal() {
echo $1 >$CONSOLE
echo >$CONSOLE
exec sh
}
early_setup
[ -z "$CONSOLE" ] && CONSOLE="/dev/console"
read_args
echo "Waiting for removable media..."
while true
do
for i in `ls /media 2>/dev/null`; do
if [ -f /media/$i/$ROOT_IMAGE ] ; then
found="yes"
break
fi
done
if [ "$found" = "yes" ]; then
break;
fi
sleep 1
done
case $label in
boot)
mkdir $ROOT_MOUNT
mknod /dev/loop0 b 7 0
if ! $MOUNT -o rw,loop,noatime,nodiratime /media/$i/$ROOT_IMAGE $ROOT_MOUNT ; then
fatal "Couldnt mount rootfs image"
else
boot_live_root
fi
;;
install)
if [ -f /media/$i/$ROOT_IMAGE ] ; then
./install.sh $i $ROOT_IMAGE $video_mode $vga_mode
else
fatal "Couldnt find install script"
fi
# If we're getting here, we failed...
fatal "Installation image failed"
;;
esac