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authorRod Whitby <rod@whitby.id.au>2005-04-29 23:27:57 +0000
committerRod Whitby <rod@whitby.id.au>2005-04-29 23:27:57 +0000
commitd3e8ff5f5aa7bf856b7265739c6335a75dbf306d (patch)
tree4acc16612998adb155bc3410d58a07ae820aadd9
parentbf97af3407560eaaceb5990c31169805461dcff0 (diff)
First cut of new linuxrc for Unslung
BKrev: 4272c2fdvDNPbq9fqafE9sldX5sGJQ
-rw-r--r--packages/nslu2-binary-only/unslung-rootfs-2.3r25/linuxrc207
-rw-r--r--packages/nslu2-binary-only/unslung-rootfs_2.3r25.bb7
2 files changed, 162 insertions, 52 deletions
diff --git a/packages/nslu2-binary-only/unslung-rootfs-2.3r25/linuxrc b/packages/nslu2-binary-only/unslung-rootfs-2.3r25/linuxrc
index 5a18a0540c..d47ae79c01 100644
--- a/packages/nslu2-binary-only/unslung-rootfs-2.3r25/linuxrc
+++ b/packages/nslu2-binary-only/unslung-rootfs-2.3r25/linuxrc
@@ -1,57 +1,164 @@
#!/bin/sh
-if [ -f /.useportmap ] ; then
- /sbin/portmap
-fi
-# /bin/umount /initrd
+mounted=
+prefroot=
+runboot=
-/bin/echo "Firmware Version: `/bin/cat /.unslung`"
/bin/mount -t proc proc /proc
-/bin/echo "5" > /proc/sys/kernel/panic
-/bin/sleep 1
-
-#mounted=
-#
-#/bin/echo "0x1f04" > /proc/sys/kernel/real-root-dev
-#
-#/bin/umount /mnt/tmpmnt/proc
-#/bin/umount /mnt/tmpmnt
-#
-#/bin/sleep 10
-#
-#if [ -z "$mounted" ] && /bin/mount -rt ext3 /dev/sda2 /mnt/tmpmnt ; then
-#
-# if [ -x /mnt/tmpmnt/bin/init ] &&
-# [ -d /mnt/tmpmnt/unslung ] && [ -r /mnt/tmpmnt/.unslung ] &&
-# [ "`/bin/cat /.unslung`" = "`/bin/cat /mnt/tmpmnt/.unslung`" ] ; then
-# /bin/echo "Root filesystem will be mounted from /dev/sda2 ..."
-# mounted=/mnt/tmpmnt
-# /bin/echo "0x0802" > /proc/sys/kernel/real-root-dev
-# [ -r $mounted/unslung/rc.linuxrc ] && . $mounted/unslung/rc.linuxrc
-# fi
-#
-# /bin/umount /mnt/tmpmnt
-#fi
-#
-#if [ -z "$mounted" ] && /bin/mount -rt ext3 /dev/sdb2 /mnt/tmpmnt ; then
-#
-# if [ -x /mnt/tmpmnt/bin/init ] &&
-# [ -d /mnt/tmpmnt/unslung ] && [ -r /mnt/tmpmnt/.unslung ] &&
-# [ "`/bin/cat /.unslung`" = "`/bin/cat /mnt/tmpmnt/.unslung`" ] ; then
-# /bin/echo "Root filesystem will be mounted from /dev/sdb2 ..."
-# mounted=/mnt/tmpmnt
-# /bin/echo "0x0812" > /proc/sys/kernel/real-root-dev
-# [ -r $mounted/unslung/rc.linuxrc ] && . $mounted/unslung/rc.linuxrc
-# fi
-#
-# /bin/umount /mnt/tmpmnt
-#fi
-#
-#if [ -z "$mounted" ] ; then
-# /bin/echo "Root filesystem will be mounted from /dev/ram0 ..."
-#fi
-#
+
+sysconflen=`/bin/dd if=/dev/mtd1 bs=4 count=1 2>/dev/null | /usr/bin/hexdump -n 6 -e '"%02d"'`
+ipaddr=`/bin/dd if=/dev/mtd1 bs=1 count=$sysconflen skip=4 2>/dev/null | grep ip_addr | sed -e s/ip_addr=//`
+netmask=`/bin/dd if=/dev/mtd1 bs=1 count=$sysconflen skip=4 2>/dev/null | grep netmask | sed -e s/netmask=//`
+gateway=`/bin/dd if=/dev/mtd1 bs=1 count=$sysconflen skip=4 2>/dev/null | grep gateway | sed -e s/gateway=//`
+device=/dev/`/bin/sed -n -e 's/^\(mtd[0-9]*\): .* "FIS directory"/\1/p' /proc/mtd`
+length=`/bin/dd if=$device bs=2 skip=2048 2>/dev/null | /usr/bin/hexdump -n 4 -e '4/1 "%02X"' $device`
+
+# Determine desired rootfs
+ if [ -f /.ramdisk ] ; then
+ /bin/echo "Preferred root device is /dev/ram0 (maintenence)"
+ mounted=/mnt/newroot
+ prefroot=maintenence
+ elif [ -f /.sda1root ] ; then
+ /bin/echo "Preferred root device is /dev/sda1 (disk 1)"
+ mounted=/mnt/newroot
+ prefroot=sda1
+ elif [ -f /.sda2root ] ; then
+ /bin/echo "Preferred root device is /dev/sda2 (disk 1)"
+ mounted=/mnt/newroot
+ prefroot=sda2
+ elif [ -f /.sdb1root ] ; then
+ /bin/echo "Preferred root device is /dev/sdb1 (disk 2)"
+ mounted=/mnt/newroot
+ prefroot=sdb1
+ elif [ -f /.sdb2root ] ; then
+ /bin/echo "Preferred root device is /dev/sdb2 (disk 2)"
+ mounted=/mnt/newroot
+ prefroot=sdb2
+ elif [ -f /.altroot ] ; then
+ /bin/echo "Preferred root device is a user defined blockdevice"
+ mounted=/mnt/newroot
+ prefroot=altroot
+ elif [ -f /.nfsroot ] ; then
+ /bin/echo "Preferred root device is through NFS"
+ mounted=/mnt/newroot
+ prefroot=nfsroot
+ else
+ /bin/echo "Preferred root device is jffs2"
+ mounted=
+ prefroot=jffs2
+ fi
+fi
+
+# perform prepatory tasks
+if [ -n "$prefroot" ] ; then
+
+ if [ $prefroot = "sda1" -o $prefroot = "sda2" -o $prefroot = "sdb1" -o $prefroot = "sdb2" ] ; then
+ /bin/echo "Sleeping 10sec while waiting for disk..."
+ sleep 10
+ /bin/mount -rt ext3 /dev/$prefroot /mnt/newroot
+ if [ -L /mnt/newroot/sbin/init -o -x /mnt/newroot/sbin/init -o \
+ -L /mnt/newroot/bin/init -o -x /mnt/newroot/bin/init ] ; then
+ /bin/echo "Root filesystem will be mounted from /dev/$prefroot ..."
+ else
+ /bin/umount /mnt/newroot
+ /bin/echo "Cant find valid rootfs on /dev/$prefroot, using jffs2 ..."
+ mounted=
+ prefroot=jffs2
+ fi
+
+ fi
+
+ if [ $prefroot = "maintenence" ] ; then
+ /bin/dd if=/dev/zero of=/dev/ram0 bs=1k count=12k 2>/dev/null
+ /usr/bin/mke2fs -m 0 /dev/ram0 12288
+ /bin/mount -t ext2 /dev/ram0 /mnt/newroot
+ ( /usr/bin/find . -print0 -mount | /usr/bin/cpio -p -0 -d -m -u /mnt/newroot )
+ if [ -r /mnt/newroot/.unslung ] ; then
+ /bin/cp /mnt/newroot/home/httpd/html/Management/upgrade.cgi /mnt/newroot/home/httpd/html/Management/upgrade-real.cgi
+ /bin/echo "#!/bin/sh" > /mnt/newroot/home/httpd/html/Management/upgrade.cgi
+ /bin/echo >> /mnt/newroot/home/httpd/html/Management/upgrade.cgi
+ /bin/echo "/bin/mount -t ramfs none /upload -o size=8196 2>/dev/null" \
+ >> /mnt/newroot/home/httpd/html/Management/upgrade.cgi
+ /bin/echo "/bin/dd if=/dev/zero of=/upload/free-ram bs=1k count=8k 2>/dev/null" \
+ >> /mnt/newroot/home/httpd/html/Management/upgrade.cgi
+ /bin/echo "/bin/umount /upload 2>/dev/null" \
+ >> /mnt/newroot/home/httpd/html/Management/upgrade.cgi
+ /bin/echo "exec /home/httpd/html/Management/upgrade-real.cgi" \
+ >> /mnt/newroot/home/httpd/html/Management/upgrade.cgi
+ /bin/echo "Root filesystem will be mounted from /dev/ram0 (a copy of /dev/mtdblock4) ..."
+ fi
+
+ fi
+
+ if [ $prefroot = "altroot" ] ; then
+ # The altrootloc and altrootopts vars MUST be chosen here.
+ # ie: $altrootopts="-rt ext3" and $altrootloc=/dev/md0
+ # Also modules can be loaded here.
+ # also if you have a really slow starting disk, you can put a large sleep value here.
+ . /.altroot
+
+ /bin/mount $altrootopts $altrootloc /mnt/newroot
+ if [ -L /mnt/newroot/sbin/init -o -x /mnt/newroot/sbin/init -o \
+ -L /mnt/newroot/bin/init -o -x /mnt/newroot/bin/init ] ; then
+ /bin/echo "Root filesystem will be mounted from a user defined rootfs (altroot) ..."
+ else
+ /bin/umount /mnt/newroot
+ /bin/echo "Cant find valid rootfs on user defined rootfs (altroot), using jffs2 ..."
+ mounted=
+ prefroot=jffs2
+ fi
+ fi
+
+ if [ $prefroot = "nfsroot" ] ; then
+
+ /sbin/insmod ixp400
+ /sbin/insmod ixp425_eth
+ /sbin/ifconfig ixp0 up $ipaddr netmask $netmask
+ /sbin/route add default gw $gateway
+
+ /sbin/ifconfig lo up 127.0.0.1
+
+ # The nfsrootloc and nfsrootopts vars can be overridden here.
+ . /.nfsroot
+
+ /bin/mount $nfsrootopts $nfsrootloc /mnt/newroot
+
+ if [ -L /mnt/newroot/sbin/init -o -x /mnt/newroot/sbin/init -o \
+ -L /mnt/newroot/bin/init -o -x /mnt/newroot/bin/init ] ; then
+ /bin/echo "Root filesystem will be mounted from an NFS root ..."
+ mounted=/mnt/newroot
+ else
+ /bin/umount /mnt/newroot
+ /bin/echo "Cant find valid NFS rootfs, using jffs2 ..."
+ mounted=
+ prefroot=jffs2
+ fi
+
+ fi
+
+ if [ $prefroot = "jffs2" ] ; then
+ /bin/echo "Root filesystem will be mounted from /dev/mtdblock4 ..."
+ mounted=
+ fi
+fi
+
+# Pivot
+if [ -n "$mounted" ] ; then
+ /bin/umount /proc
+ cd $mounted
+ if [ -x ./linuxrc -o -L ./linuxrc ] ; then
+ runboot=/linuxrc
+ elif [ -x ./sbin/init -o -L ./sbin/init ] ; then
+ runboot=/sbin/init
+ elif [ -x ./bin/init -o -L ./bin/init ] ; then
+ runboot=/bin/init
+ else
+ runboot=/bin/sh
+ fi
+ /sbin/pivot_root . initrd
+ exec /usr/sbin/chroot . $runboot < /dev/console 1> /dev/console 2> /dev/console
+fi
+
/bin/umount /proc
-exec /bin/init
exit 0
diff --git a/packages/nslu2-binary-only/unslung-rootfs_2.3r25.bb b/packages/nslu2-binary-only/unslung-rootfs_2.3r25.bb
index a943472949..f792094d25 100644
--- a/packages/nslu2-binary-only/unslung-rootfs_2.3r25.bb
+++ b/packages/nslu2-binary-only/unslung-rootfs_2.3r25.bb
@@ -1,8 +1,8 @@
SECTION = "base"
-PR = "r60"
+PR = "r61"
-UNSLUNG_VERSION = "4.16-alpha"
+UNSLUNG_VERSION = "4.17-alpha"
DEPENDS = "nslu2-linksys-libs"
@@ -12,6 +12,7 @@ SRC_URI = "http://nslu.sf.net/downloads/nslu2-linksys-ramdisk-2.3r25.tar.bz2 \
file://unsling \
file://resling \
file://slingover \
+ file://linuxrc \
file://nsswitch.conf \
file://rc.unslung-start \
file://rc.unslung-stop \
@@ -63,6 +64,8 @@ do_compile () {
rm -f ${S}/etc/rc.orig
rm -f ${S}/etc/rc.d/rc.1.orig
+ install -m 755 ${WORKDIR}/linuxrc ${S}/linuxrc
+
# Allow rc.bootbin to be diverted.
mv ${S}/etc/rc.d/rc.bootbin ${S}/sbin/rc.bootbin
install -m 755 ${WORKDIR}/rc.bootbin ${S}/etc/rc.d/rc.bootbin