File geninitrd.sh of Package powerpc-utils

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File geninitrd.sh of Package powerpc-utils (Revision c8d60a7697b03be255d402b28aa610b7)

Currently displaying revision c8d60a7697b03be255d402b28aa610b7 , Show latest

#!/bin/bash

# need parameter for temp initrd directory
if test -z "$1"
then
	exit 1
fi

INITRD=`pwd`/O/arch/powerpc/boot/ramdisk.image.gz
DIR=`pwd`/$1

# copy files which shall be included in initrd
rm -rf $DIR
mkdir $DIR
cd $DIR
mkdir -p sbin bin lib lib64 usr etc var/tmp lib/udev
mkdir -p usr/share/petitboot/artwork/ usr/bin usr/sbin
cp -aL /sbin/kexec sbin/kexec.bin
cp -aL ../install-petitboot/usr/share usr
cp -aL ../install-petitboot/usr/sbin/udev-helper sbin
cp -aL ../install-petitboot/usr/sbin/petitboot bin
cp -aL /etc/udev etc 
cp -aL ../install-ps3-utils/usr/sbin/ps3-flash-util usr/sbin
ln -s ../usr/sbin/ps3-flash-util ./sbin
cp -aL ../install-ps3-utils/usr/bin/ps3-boot-game-os sbin
cp -aL ../install-ps3-utils/usr/bin/ps3-video-mode usr/bin
cp -aL ../install-ps3-utils/usr/lib/libps3-utils.so.1 lib

cp -avL /sbin/udevd /sbin/udevtrigger /sbin/udevsettle sbin
cp -avL /lib/udev/*_id lib/udev
cp -avL ../cmds/lsprop bin
cp -avL /usr/bin/netcat bin
pwd
mv ../extract_from_elf sbin/
cat > etc/udev/rules.d/00-petit.rules <<EOF
SUBSYSTEM=="block",  ACTION=="add", RUN+="/sbin/udev-helper"
EOF

# create busybox symlinks
cd /usr/bin
busybox.install $DIR --symlinks
cd $DIR

# copy libraries
for i in $(for i in bin/* sbin/* lib/udev/*_id ; do ldd "$i" ; done | sed -ne 's:\t$.* => $\?$/.*$ (0x[0-9a-f]*):\2:p' | sort -u)
do
	mylibdir=
	case "$i" in
		*/lib/*)
		mylibdir=lib
		;;
		*/lib64/*)
		mylibdir=lib64
		;;
	esac
        cp -vL $i $mylibdir
done
cp /lib/libnss_dns.so.2 lib
cp /lib/libresolv.so.2 lib

# fix reboot
rm sbin/reboot
cat > sbin/reboot <<EOF 
#!/bin/ash
echo b > /proc/sysrq-trigger
EOF

# make proper kexec call
cat > sbin/kexec <<'EOF'
#!/bin/ash
set -x

INITRD=
CMD_LINE=
# last argument
INST64=
echo "$@"
for i in "$@"
do
    case "$i" in
        --command-line*)
        CMD_LINE=$i ;;
        *) INST64=$i ;;
    esac
done

extract_from_elf -i "$INST64" -e .kernel:vmlinux.strip -o /vmlinuz-$$
if [ -e /vmlinuz-$$ ]; then
        extract_from_elf -i "$INST64" -e .kernel:initrd -o /initrd-$$
        if [ -e /initrd-$$ ]; then
            INITRD="--initrd=/initrd-$$"
        fi
        kexec.bin -f "$INITRD" "$CMD_LINE" /vmlinuz-$$
fi
kexec.bin "$@"
EOF

# init script
cat > init <<'EOF'
#!/bin/ash
set -x

# create device nodes and mount filesystems
mknod /dev/null c 1 3
mkdir /proc
mkdir /sys
mount -t proc proc /proc
mount -t sysfs sysfs /sys

# disable uevent helper, udevd listens to netlink
echo "" > /sys/kernel/uevent_helper

syslogd -O /var/log
/sbin/udevd --daemon < /dev/null > /dev/null 2>&1
# trigger events for all devices
/sbin/udevtrigger
# wait for events to finish
/sbin/udevsettle --timeout=10
# pipe syslog > /dev/tty10
tail -f /var/log > /dev/tty10 < /dev/tty10 &

# check for dhcp
ip link set eth0 up
udhcpc -i eth0 -n -q

# switch videomode to 720p
#/usr/bin/ps3videomode -v 3

petitboot -u
#echo "petitboot returned with $?"

# evaluating return code
while [ $? -eq 42 ]; do
	echo "changing resolution"
	for i in /000*
	do
        	umount $i
        	rm -rf $i
	done
	/sbin/udevtrigger
	#/sbin/udevsettle --timeout=10
	petitboot -u
done

while true
do
/bin/ash
done
EOF

mkdir -p usr/share/udhcpc
cat > usr/share/udhcpc/default.script <<'EOF'
#!/bin/ash

[ -z "$1" ] && echo "Error: should be called from udhcpc" && exit 1

ifconfig $interface $ip netmask $subnet
route add default gw $router dev $interface
echo $hostname > /etc/hosts
echo "domain $domain" > /etc/resolv.conf
echo "nameserver $dns" >> /etc/resolv.conf

exit 0
EOF
chmod 755 usr/share/udhcpc/default.script

chmod 755 init sbin/* bin/*
du -s .
find . -type f -print0 | xargs -0 strip --strip-debug -R .comment
du -s .

# create initrd
find . ! -name "*~" | cpio -H newc --create | gzip -9 > $INITRD

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File geninitrd.sh of Package powerpc-utils (Revision c8d60a7697b03be255d402b28aa610b7)

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