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+#!/bin/sh
+#
+# UBI Volume creation/deletion/write/read and JFFS2 on top of UBI
+# testcases.
+#
+# Written in shell language to reduce dependencies to more sophisticated
+# interpreters, which may not be available on some stupid platforms.
+#
+# Author: Frank Haverkamp <haver@vnet.ibm.com>
+#
+# 1.0 Initial version
+# 1.1 Added fixup for delayed device node creation by udev
+# This points to a problem in the tools, mabe in the desing
+# Tue Oct 31 14:14:54 CET 2006
+#
+
+VERSION="1.1"
+
+export PATH=$PATH:/bin:~/bin:/usr/local/bin:/home/dedekind/work/prj/ubi/tools/flashutils/bin/
+
+ITERATIONS=250
+ALIGNMENT=2048
+
+UBIMKVOL="ubimkvol -a $ALIGNMENT"
+UBIRMVOL=ubirmvol
+UBIUPDATEVOL=ubiupdatevol
+
+SIZE_512K=524288
+SIZE_1M=1310720
+
+MINVOL=10
+MAXVOL=12
+
+TLOG=/dev/null
+
+#
+# To have a standardized output I define the following function to be
+# used when a test was ok or when it failed.
+#
+failed ()
+{
+ echo "FAILED"
+}
+
+passed ()
+{
+ echo "PASSED"
+}
+
+#
+# Print sucess message. Consider to exit with zero as return code.
+#
+exit_success ()
+{
+ echo "SUCCESS"
+ exit 0
+}
+
+#
+# Print failure message. Consider to exit with non zero return code.
+#
+exit_failure ()
+{
+ echo "FAILED"
+ exit 1
+}
+
+###############################################################################
+#
+# START
+#
+###############################################################################
+
+fix_sysfs_issue ()
+{
+ echo "*** Fixing the sysfs issue with the /dev nodes ... "
+
+ minor=0
+ major=`grep ubi0 /proc/devices | sed -e 's/\(.*\) ubi0/\1/'`
+
+ rm -rf /dev/ubi0
+ mknod /dev/ubi0 c $major 0
+
+ for minor in `seq $MINVOL $MAXVOL`; do
+ echo " -> mknod /dev/ubi0_$minor c $major $(($minor + 1))"
+ rm -rf /dev/ubi0_$minor
+ mknod /dev/ubi0_$minor c $major $(($minor + 1))
+ done
+ passed
+}
+
+#
+# FIXME Udev needs some time until the device nodes are created.
+# This will cause trouble if after ubimkvol an update attempt
+# is started immediately, since the device node is not yet
+# available. We should either fix the tools with inotify or
+# other ideas or figure out a different way to solve the problem
+# e.g. to use ubi0 and make the volume device nodes obsolete...
+#
+udev_wait ()
+{
+ echo -n "FIXME Waiting for udev to create/delete device node "
+ grep 2\.6\.5 /proc/version > /dev/null
+ if [ $? -eq "0" ]; then
+ for i in `seq 0 5`; do
+ sleep 1; echo -n ".";
+ done
+ echo " ok"
+ fi
+}
+
+# delete_volume - Delete a volume. If it does not exist, do not try
+# to delete it.
+# @id: volume id
+#
+delete_volume ()
+{
+ volume=$1
+
+ ### FIXME broken sysfs!!!!
+ if [ -e /sys/class/ubi/$volume -o \
+ -e /sys/class/ubi/ubi0/$volume -o \
+ -e /sys/class/ubi/ubi0_$volume ]; then
+
+ echo "*** Truncate volume if it exists ... "
+ echo " $UBIUPDATEVOL -d0 -n$volume -t"
+ $UBIUPDATEVOL -d0 -n$volume -t
+ if [ $? -ne "0" ] ; then
+ exit_failure
+ fi
+ passed
+
+ echo -n "*** Delete volume if it exists ... "
+ $UBIRMVOL -d0 -n$volume
+ if [ $? -ne "0" ] ; then
+ exit_failure
+ fi
+ passed
+ # udev_wait
+ fi
+}
+
+# writevol_test - Tests volume creation and writing data to it.
+#
+# @volume: Volume number
+# @size: Size of random data to write
+# @type: Volume type static or dynamic
+#
+writevol_test ()
+{
+ volume=$1
+ size=$2
+ type=$3
+
+ echo "*** Write volume test with size $size"
+
+### Make sure that volume exist, delete existing volume, create new
+
+ delete_volume $volume
+
+ echo "*** Try to create volume"
+ echo " $UBIMKVOL -d0 -n$volume -t$type -NNEW$volume -s $size ... "
+ $UBIMKVOL -d0 -n$volume -t$type -N"NEW$volume" -s $size
+ if [ $? -ne "0" ] ; then
+ exit_failure
+ fi
+ passed
+ udev_wait
+
+### Try to create same volume again
+ echo -n "*** Try to create some volume again, this must fail ... "
+ $UBIMKVOL -d0 -n$volume -t$type -N"NEW$volume" -s $size
+ if [ $? -eq "0" ] ; then
+ exit_failure
+ fi
+ passed
+
+### Now create test data, write it, read it, compare it
+ echo -n "*** Create test data ... "
+ dd if=/dev/urandom of=testdata.bin bs=$size count=1
+ if [ $? -ne "0" ] ; then
+ exit_failure
+ fi
+ passed
+
+ echo "*** Now writing data to volume ... "
+ echo " $UBIUPDATEVOL -d0 -n$volume testdata.bin"
+ ls -l testdata.bin
+ $UBIUPDATEVOL -d0 -n$volume testdata.bin
+ if [ $? -ne "0" ] ; then
+ exit_failure
+ fi
+ passed
+
+ echo "*** Download data with dd bs=1 ... "
+ dd if=/dev/ubi0_$volume of=readdata.bin bs=$size count=1
+ if [ $? -ne "0" ] ; then
+ exit_failure
+ fi
+ passed
+
+ echo -n "*** Comparing data ... "
+ cmp readdata.bin testdata.bin
+ if [ $? -ne "0" ] ; then
+ exit_failure
+ fi
+ passed
+
+ echo -n "*** Now truncate volume ... "
+ $UBIUPDATEVOL -d0 -n$volume -t
+ if [ $? -ne "0" ] ; then
+ exit_failure
+ fi
+ passed
+}
+
+jffs2_torture ()
+{
+ cat /dev/null > TLOG
+
+ echo "*** Torture test ... "
+
+ for i in `seq $iterations`; do
+ dd if=/dev/urandom of=test.bin bs=$i count=1 2>> $TLOG
+ if [ $? -ne "0" ] ; then
+ echo "Testing $i byte (dd if=/dev/urandom of=foo bs=$i count=1) ... "
+ exit_failure
+ fi
+ #passed
+
+ dd if=test.bin of=new.bin bs=$i count=1 2>> $TLOG
+ if [ $? -ne "0" ] ; then
+ echo "dd if=test.bin of=new.bin bs=$i count=1 2>> $TLOG"
+ exit_failure
+ fi
+ #passed
+
+ #echo "Comparing files ... "
+ cmp test.bin new.bin
+ dd if=test.bin of=new.bin bs=$i count=1 2>> $TLOG
+ if [ $? -ne "0" ] ; then
+ exit_failure
+ fi
+ #passed
+ #echo -n "."
+ done
+
+ echo -n "step0:ok "
+
+ for i in `seq $iterations`; do
+ dd if=/dev/urandom of=foo bs=$i count=1 2>> $TLOG
+ if [ $? -ne "0" ] ; then
+ echo "Testing $i byte (dd if=/dev/urandom of=foo bs=$i count=1) ... "
+ exit_failure
+ fi
+ #passed
+ done
+
+ echo -n "step1:ok "
+
+ for i in `seq $iterations`; do
+ dd if=/dev/zero of=foo bs=1 count=$i 2>> $TLOG
+ if [ $? -ne "0" ] ; then
+ echo "Testing $i byte (dd if=/dev/zero of=foo bs=1 count=$i) ... "
+ exit_failure
+ fi
+ #passed
+ done
+
+ echo -n "step2:ok "
+
+ for i in `seq $iterations`; do
+ dd if=/dev/zero of=foo bs=$i count=16 2>> $TLOG
+ if [ $? -ne "0" ] ; then
+ echo "Testing $i byte (dd if=/dev/zero of=foo bs=$i count=1024) ... "
+ exit_failure
+ fi
+ #passed
+ done
+
+ echo -n "step3:ok "
+
+ passed
+}
+
+# writevol_test - Tests volume creation and writing data to it.
+#
+# @volume: Volume number
+# @size: Size of random data to write
+# @type: Volume type static or dynamic
+#
+jffs2_test ()
+{
+ name=$1
+ iterations=$2
+ directory=`pwd`
+
+ ### Setup
+ ulimit -c unlimited
+
+ echo -n "*** Create directory /mnt/$name ... "
+ mkdir -p /mnt/$name
+ if [ $? -ne "0" ] ; then
+ exit_failure
+ fi
+ passed
+
+ echo -n "*** mount -t jffs2 mtd:$name /mnt/$name ... "
+ mount -t jffs2 mtd:$name /mnt/$name
+ if [ $? -ne "0" ] ; then
+ exit_failure
+ fi
+ passed
+
+ echo -n "*** change directory ... "
+ cd /mnt/$name
+ if [ $? -ne "0" ] ; then
+ exit_failure
+ fi
+ passed
+
+ ls
+ echo "*** list directory ... "
+ ls -la
+ if [ $? -ne "0" ] ; then
+ exit_failure
+ fi
+ passed
+
+ ### Torture
+ echo -n "*** touch I_WAS_HERE ... "
+ touch I_WAS_HERE
+ if [ $? -ne "0" ] ; then
+ exit_failure
+ fi
+ passed
+
+ jffs2_torture
+
+ echo "*** list directory ... "
+ ls -la
+ if [ $? -ne "0" ] ; then
+ exit_failure
+ fi
+ passed
+
+ ### Cleanup
+ echo -n "*** go back ... "
+ cd $directory
+ if [ $? -ne "0" ] ; then
+ exit_failure
+ fi
+ passed
+
+ ### Still mounted, ubiupdatevol must fail!
+
+ echo -n "*** $UBIUPDATEVOL -d0 -n$volume -t must fail! ..."
+ $UBIUPDATEVOL -d0 -n$volume -t
+ if [ $? -eq "0" ] ; then
+ exit_failure
+ fi
+ passed
+
+ echo -n "*** umount /mnt/$name ... "
+ umount /mnt/$name
+ if [ $? -ne "0" ] ; then
+ exit_failure
+ fi
+ passed
+
+ return
+}
+
+echo "***********************************************************************"
+echo "* UBI JFFS2 Testing starts now ... *"
+echo "* Good luck! *"
+echo "***********************************************************************"
+echo "VERSION: $VERSION"
+
+# Set to zero if not running on example hardware
+grep ubi /proc/devices > /dev/null
+if [ $? -ne "0" ]; then
+ echo "No UBI found in /proc/devices! I am broken!"
+ exit_failure
+fi
+
+# Set to zero if not running on example hardware
+grep 1142 /proc/cpuinfo > /dev/null
+if [ $? -eq "0" ]; then
+ echo "Running on example hardware"
+ mount -o remount,rw / /
+ sleep 1
+ fix_sysfs_issue
+else
+ echo "Running on Artems hardware"
+fi
+
+for volume in `seq $MINVOL $MAXVOL`; do
+ echo -n "************ VOLUME $volume NEW$volume "
+ echo "******************************************"
+ writevol_test $volume $SIZE_1M dynamic
+ jffs2_test NEW$volume $ITERATIONS
+ delete_volume $volume
+done
+
+echo "***********************************************************************"
+echo "* Congratulations, no errors found! *"
+echo "* Have fun with your cool UBI system! *"
+echo "***********************************************************************"
+
+exit_success
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