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112 lines
2.9 KiB
112 lines
2.9 KiB
#!/bin/sh
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# --- T2-COPYRIGHT-NOTE-BEGIN ---
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# This copyright note is auto-generated by ./scripts/Create-CopyPatch.
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#
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# T2 SDE: target/share/livecd/init
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# Copyright (C) 2006 The T2 SDE Project
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#
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# More information can be found in the files COPYING and README.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; version 2 of the License. A copy of the
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# GNU General Public License can be found in the file COPYING.
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# --- T2-COPYRIGHT-NOTE-END ---
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echo "T2 early userspace ..."
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PATH=/sbin:/bin
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echo "Mounting /dev, /proc and /sys ..."
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mount -t tmpfs none /dev
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mount -t proc none /proc
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mount -t usbfs none /proc/bus/usb
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mount -t sysfs none /sys
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ln -s /proc/self/fd /dev/fd
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# later on we might reverse these, that is run udevstart first,
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# and let udev add new ones as hotplug agents ...
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echo "Running hotplug++ hardware detection ..."
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/sbin/hotplug++ -synth
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echo "/sbin/hotplug++" > /proc/sys/kernel/hotplug
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echo "Loading additional subsystem and filesystem driver ..."
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# hack to be removed
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modprobe sbp2
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# well some hardcoded help for now ...
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modprobe ide-generic
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modprobe ide-disk
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modprobe ide-cd
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modprobe sd_mod
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modprobe sr_mod
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modprobe sg
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# the modular filesystems ...
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for x in /lib/modules/*/kernel/fs/{*/,}*.*o ; do
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x=${x##*/} ; x=${x%.*o}
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modprobe $x
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done
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echo "Populating /dev (udev) ..."
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/sbin/udevstart
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echo "Searching for CD with Live file-system ..."
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mkdir -p /media/cdrom /mnt/live
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i=0
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while [ $i -le 9 ]; do
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for x in /sys/block/*/device; do
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x=${x%/device}; x=${x#/sys/block/}
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case "`ls -l /sys/block/$x/device`" in
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*/usb*|*/ieee1394) : ;;
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*) [ "`cat /sys/block/$x/removable`" = 1 ] || continue ;;
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esac
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x=/dev/$x
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for x in ${x}* ; do
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[ -e $x ] || continue
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fs=`disktype $x 2>/dev/null |
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sed -e '/file system/!d' -e 's/file system.*//' -e 's/ //g' \
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-e 'y/ABCDEFGHIJKLMNOPQRSTUVWXYZ/abcdefghijklmnopqrstuvwxyz/' \
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-e 's/fat32/vfat/'`
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if mount -t $fs -o ro $x /media/cdrom 2>/dev/null; then
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if [ -f /media/cdrom/live.squash ]; then
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echo "Found the Live file-system ($x) ..."
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losetup /dev/loop0 /media/cdrom/live.squash
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mount -t squashfs -o ro /dev/loop0 /mnt/live
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# create symlinks to the live content
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mv /bin /bin-static
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for x in /mnt/live/* ; do
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x=${x#/mnt/live/}
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case $x in
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dev|proc|sys|media|mnt|tmp) continue ;;
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esac
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if [ -e /$x ]; then
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# echo "Removing /$x ..."
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/bin-static/rm -rf /$x
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fi
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# echo "Linking /mnt/live/$x /$x"
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/bin-static/ln -s /mnt/live/$x /$x
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done
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# /bin-static/ls -l /
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# echo "Removing /bin-static"
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/bin-static/rm -rf /bin-static
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exec /init2 $*
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else
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echo "No Live file-system found - unmounting."
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umount /media/cdrom
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fi
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fi
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done
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done
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: $(( i++ ))
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sleep 1
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done
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echo "No Live CD found, giving up. Debug shell:"
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exec /bin/sh
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