Date: Sun, 15 Mar 2009 14:25:03 +0000 (UTC) From: Peter Holm <pho@FreeBSD.org> To: src-committers@freebsd.org, svn-src-projects@freebsd.org Subject: svn commit: r189852 - projects/stress2/misc Message-ID: <200903151425.n2FEP3sa031507@svn.freebsd.org>
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Author: pho Date: Sun Mar 15 14:25:03 2009 New Revision: 189852 URL: http://svn.freebsd.org/changeset/base/189852 Log: Test the implementation of i386_get_ldt() and i386_set_ldt() for 32 bit processes on amd64 by running wine and mplayer with a 32 bit codec. Added: projects/stress2/misc/ldt2.sh (contents, props changed) Added: projects/stress2/misc/ldt2.sh ============================================================================== --- /dev/null 00:00:00 1970 (empty, because file is newly added) +++ projects/stress2/misc/ldt2.sh Sun Mar 15 14:25:03 2009 (r189852) @@ -0,0 +1,102 @@ +#!/bin/sh + +# +# Copyright (c) 2009 Peter Holm <pho@FreeBSD.org> +# All rights reserved. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions +# are met: +# 1. Redistributions of source code must retain the above copyright +# notice, this list of conditions and the following disclaimer. +# 2. Redistributions in binary form must reproduce the above copyright +# notice, this list of conditions and the following disclaimer in the +# documentation and/or other materials provided with the distribution. +# +# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND +# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE +# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS +# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) +# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY +# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF +# SUCH DAMAGE. +# + +# Test the implementation of i386_get_ldt() and i386_set_ldt() for 32 bit +# processes on amd64 by running wine and mplayer with a 32 bit codec. + +# This is not a test script, but more of a howto document. + +[ `uname -p` != "amd64" ] && echo "Must run on amd64" && exit + +exit 0 + +This are notes of how to perform the test. + + +First of all you will need a i386 jail on amd64. This could be build like +this: + +cat > jailbuild.sh <<EOF +#!/bin/sh + +jail=/var/tmp/jail2 # Change this + +mount | grep $jail | grep -q devfs && umount $jail/dev + +here=`pwd` +chflags -R 0 $jail +rm -rf $jail +mkdir -p $jail + +cd /var/tmp/deviant2 # You will need to change this! +make -j4 TARGET=i386 TARGET_ARCH=i386 DESTDIR=$jail world +make TARGET=i386 TARGET_ARCH=i386 DESTDIR=$jail distribution + +mount -t devfs devfs $jail/dev + +cp /etc/fstab /etc/hosts /etc/resolv.conf $jail/etc +cp /boot/kernel/kernel $jail/boot/kernel +EOF + +Before changing to the jail you may need these files: +- Fetch the Firefox i386 installer. (http://www.mozilla.com) +- Fetch a clip for a win32 codec: + ftp http://www.jhepple.com/support/SampleMovies/Real_Media.rm + +and place these in for examle $jail/root + + +Chroot to /var/tmp/jail /bin/sh + +1) Install wine. For example by "UNAME_m=i386 pkg_add -r wine" +3) Run wine on the Firefox installer. + + +The mplayer test: + +It would seem that the default build of mplayer does not contain +the i386 codec, so you have to build mplayer your self with option +"Enable win32 codec set on the IA32 arch". +Remember to set the environment variable UNAME_m to "i386". + +cat > mplayer.sh <<EOF +#!/bin/sh + +export DISPLAY=<your display host goes here>:0 +while true;do + pos=100 + for i in `jot 5`; do + mplayer -vc rv40win -geometry $pos:$pos /root/samples/Real_Media.rm < \ + /dev/null > /dev/null 2>&1 & + pos=$((pos + 50)) + done + for i in `jot 5`; do + wait + done +done +EOF
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