/etc/init.d/pl_hwinit
echo "pl_sysinit: finding cd to mount on /usr"
-test_devices=/sys/block/*
mounted=0
initrd_version=$(/bin/cat /pl_version)
mkdir /usr
-for device in $test_devices; do
+# so that * expands to empty string if there are no block
+# devices
+shopt -s nullglob
+
+for device in /sys/block/*; do
device=$(/bin/basename $device)
# skipping any devices that start with md or ra (ram) or lo (loop) or
[ "$start_device" == "lo" ] || [ "$start_device" == "fd" ]; then
continue
fi
+
+ # If this is a removable (e.g., USB flash) device, then try to
+ # look for an ISO image on each of its partitions.
+ if [ "$(cat /sys/block/$device/removable)" = "1" ] ; then
+ partitions=$(/bin/awk "\$4 ~ /${device}[0-9]*/ { print \$4 }" /proc/partitions)
+ for partition in $partitions ; do
+ echo "pl_sysinit: checking $partition for iso image"
+ mkdir -p /tmp/$partition
+ if /bin/mount -o ro -t msdos,ext2 /dev/$partition /tmp/$partition 2>&1 > /dev/null ; then
+ # Look for the first ISO image
+ for iso in /tmp/$partition/*.iso ; do
+ if /sbin/losetup /dev/loop0 $iso ; then
+ echo "pl_sysinit: using $(basename $iso) on $partition"
+ device="loop0"
+ break
+ fi
+ done
+ if [ "$device" != "loop0" ] ; then
+ /bin/umount /tmp/$partition 2>&1 > /dev/null
+ fi
+ fi
+ done
+ fi
echo "pl_sysinit: checking $device for /usr contents"
/bin/mount -o ro -t iso9660 /dev/$device /usr 2>&1 > /dev/null
echo "pl_sysinit: unable to create device mapper control node, continuing"
fi
+echo "pl_sysinit: configuring kernel parameters"
+/sbin/sysctl -e -p /etc/sysctl.conf
echo "pl_sysinit: bringing network online"
/etc/init.d/pl_netinit