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-rw-r--r--armv7-versatile/runqemu-internal572
1 files changed, 572 insertions, 0 deletions
diff --git a/armv7-versatile/runqemu-internal b/armv7-versatile/runqemu-internal
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index 0000000..2738a5a
--- /dev/null
+++ b/armv7-versatile/runqemu-internal
@@ -0,0 +1,572 @@
+#!/bin/bash -x
+
+# Handle running OE images under qemu
+#
+# Copyright (C) 2006-2011 Linux Foundation
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License version 2 as
+# published by the Free Software Foundation.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License along
+# with this program; if not, write to the Free Software Foundation, Inc.,
+# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+
+# Call setting:
+# QEMU_MEMORY (optional) - set the amount of memory in the emualted system.
+# SERIAL_LOGFILE (optional) - log the serial port output to a file
+# CROSSPATH - the path to any cross toolchain to use with distcc
+#
+# Image options:
+# MACHINE - the machine to run
+# FSTYPE - the image type to run
+# KERNEL - the kernel image file to use
+# ROOTFS - the disk image file to use
+#
+
+
+mem_size=-1
+
+#Get rid of <> and get the contents of extra qemu running params
+SCRIPT_QEMU_EXTRA_OPT=`echo $SCRIPT_QEMU_EXTRA_OPT | sed -e 's/<//' -e 's/>//'`
+#if user set qemu memory, eg: -m 256 in qemu extra params, we need to do some
+# validation check
+mem_set=`expr "$SCRIPT_QEMU_EXTRA_OPT" : '.*\(-m[[:space:]] *[0-9]*\)'`
+if [ ! -z "$mem_set" ] ; then
+#Get memory setting size from user input
+ mem_size=`echo $mem_set | sed 's/-m[[:space:]] *//'`
+else
+ case "$MACHINE" in
+ "qemux86")
+ mem_size=128
+ ;;
+ "qemux86-64")
+ mem_size=128
+ ;;
+ "qemuarm")
+ mem_size=128
+ ;;
+ "qemumips"|"qemumips64")
+ mem_size=128
+ ;;
+ "qemuppc")
+ mem_size=128
+ ;;
+ "qemush4")
+ mem_size=1024
+ ;;
+ *)
+ mem_size=64
+ ;;
+ esac
+
+fi
+
+# QEMU_MEMORY has 'M' appended to mem_size
+QEMU_MEMORY="$mem_size"M
+
+# Bug 433: qemuarm cannot use > 256 MB RAM
+if [ "$MACHINE" = "qemuarm" ]; then
+ if [ -z "$mem_size" -o $mem_size -gt 256 ]; then
+ echo "WARNING: qemuarm does not support > 256M of RAM."
+ echo "Changing QEMU_MEMORY to default of 256M."
+ QEMU_MEMORY="256M"
+ mem_size="256"
+ SCRIPT_QEMU_EXTRA_OPT=`echo $SCRIPT_QEMU_EXTRA_OPT | sed -e "s/$mem_set/-m 256/" `
+ fi
+fi
+
+# We need to specify -m <mem_size> to overcome a bug in qemu 0.14.0
+# https://bugs.launchpad.net/ubuntu/+source/qemu-kvm/+bug/584480
+
+if [ -z "$mem_set" ] ; then
+ SCRIPT_QEMU_EXTRA_OPT="$SCRIPT_QEMU_EXTRA_OPT -m $mem_size"
+fi
+# This file is created when runqemu-gen-tapdevs creates a bank of tap
+# devices, indicating that the user should not bring up new ones using
+# sudo.
+NOSUDO_FLAG="/etc/runqemu-nosudo"
+
+QEMUIFUP=`which runqemu-ifup 2> /dev/null`
+QEMUIFDOWN=`which runqemu-ifdown 2> /dev/null`
+if [ -z "$QEMUIFUP" -o ! -x "$QEMUIFUP" ]; then
+ echo "runqemu-ifup cannot be found or executed"
+ exit 1
+fi
+if [ -z "$QEMUIFDOWN" -o ! -x "$QEMUIFDOWN" ]; then
+ echo "runqemu-ifdown cannot be found or executed"
+ exit 1
+fi
+
+NFSRUNNING="false"
+
+acquire_lock() {
+ lockfile=$1
+ if [ -z "$lockfile" ]; then
+ echo "Error: missing lockfile arg passed to acquire_lock()"
+ return 1
+ fi
+
+ if [ -e "$lockfile.lock" ]; then
+ # Check that the lockfile is not stale
+ ps=`ps -eo pid | grep $(cat $lockfile.lock)`
+ if [ -z "$ps" ]; then
+ echo "WARNING: Stale lock file detected, deleting $lockfile.lock."
+ rm -f $lockfile.lock
+ echo $$ > $lockfile.lock
+ else
+ return 1
+ fi
+ else
+ echo $$ > $lockfile.lock
+ fi
+
+ return 0
+}
+
+release_lock() {
+ lockfile=$1
+ if [ -z "$lockfile" ]; then
+ echo "Error: missing lockfile arg passed to release_lock()"
+ return 1
+ fi
+
+ rm -f $lockfile.lock
+}
+
+LOCKDIR="/tmp/qemu-tap-locks"
+if [ ! -d "$LOCKDIR" ]; then
+ mkdir $LOCKDIR
+ chmod 777 $LOCKDIR
+fi
+
+IFCONFIG=`which ifconfig 2> /dev/null`
+if [ -z "$IFCONFIG" ]; then
+ IFCONFIG=/sbin/ifconfig
+fi
+if [ ! -x "$IFCONFIG" ]; then
+ echo "$IFCONFIG cannot be executed"
+ exit 1
+fi
+
+POSSIBLE=`$IFCONFIG -a | grep '^tap' | awk '{print $1}' | sed s/://`
+TAP=""
+LOCKFILE=""
+for tap in $POSSIBLE; do
+ LOCKFILE="$LOCKDIR/$tap"
+ echo "Acquiring lockfile for $tap..."
+ acquire_lock $LOCKFILE
+ if [ $? -eq 0 ]; then
+ TAP=$tap
+ break
+ fi
+done
+
+if [ "$TAP" = "" ]; then
+ if [ -e "$NOSUDO_FLAG" ]; then
+ echo "Error: There are no available tap devices to use for networking,"
+ echo "and I see $NOSUDO_FLAG exists, so I am not going to try creating"
+ echo "a new one with sudo."
+ exit 1
+ fi
+
+ GROUPID=`id -g`
+ USERID=`id -u`
+ echo "Setting up tap interface under sudo"
+ # Redirect stderr since we could see a LD_PRELOAD warning here if pseudo is loaded
+ # but inactive. This looks scary but is harmless
+ tap=`sudo $QEMUIFUP $USERID $GROUPID $OECORE_NATIVE_SYSROOT 2> /dev/null`
+ if [ $? -ne 0 ]; then
+ # Re-run standalone to see verbose errors
+ sudo $QEMUIFUP $USERID $GROUPID $OECORE_NATIVE_SYSROOT
+ return
+ fi
+ LOCKFILE="$LOCKDIR/$tap"
+ echo "Acquiring lockfile for $tap..."
+ acquire_lock $LOCKFILE
+ if [ $? -eq 0 ]; then
+ TAP=$tap
+ fi
+else
+ echo "Using preconfigured tap device '$TAP'"
+fi
+
+cleanup() {
+ if [ ! -e "$NOSUDO_FLAG" ]; then
+ # Redirect stderr since we could see a LD_PRELOAD warning here if pseudo is loaded
+ # but inactive. This looks scary but is harmless
+ sudo $QEMUIFDOWN $TAP $OECORE_NATIVE_SYSROOT 2> /dev/null
+ fi
+ echo "Releasing lockfile of preconfigured tap device '$TAP'"
+ release_lock $LOCKFILE
+
+ if [ "$NFSRUNNING" = "true" ]; then
+ echo "Shutting down the userspace NFS server..."
+ echo "runqemu-export-rootfs stop $ROOTFS"
+ runqemu-export-rootfs stop $ROOTFS
+ fi
+ # If QEMU crashes or somehow tty properties are not restored
+ # after qemu exits, we need to run stty sane
+ stty sane
+}
+
+n0=$(echo $TAP | sed 's/tap//')
+n1=$(($n0 * 2 + 1))
+n2=$(($n1 + 1))
+
+KERNEL_NETWORK_CMD="ip=192.168.7.$n2::192.168.7.$n1:255.255.255.0"
+QEMU_TAP_CMD="-net tap,vlan=0,ifname=$TAP,script=no,downscript=no"
+if [ "$KVM_ACTIVE" = "yes" ]; then
+ QEMU_NETWORK_CMD="-net nic,model=virtio $QEMU_TAP_CMD,vhost=on"
+ DROOT="/dev/vda"
+ ROOTFS_OPTIONS="-drive file=$ROOTFS,if=virtio"
+else
+ QEMU_NETWORK_CMD="-net nic,vlan=0 $QEMU_TAP_CMD"
+ DROOT="/dev/hda"
+ ROOTFS_OPTIONS="-hda $ROOTFS"
+fi
+KERNCMDLINE="mem=$QEMU_MEMORY"
+# This doesn't work for vexpress
+# QEMU_UI_OPTIONS="-show-cursor -usb -usbdevice wacom-tablet"
+
+NFS_INSTANCE=`echo $TAP | sed 's/tap//'`
+export NFS_INSTANCE
+
+SERIALOPTS=""
+if [ "x$SERIAL_LOGFILE" != "x" ]; then
+ SERIALOPTS="-serial file:$SERIAL_LOGFILE"
+fi
+
+case "$MACHINE" in
+ "qemuarm") ;;
+ "qemumips") ;;
+ "qemumipsel") ;;
+ "qemumips64") ;;
+ "qemush4") ;;
+ "qemuppc") ;;
+ "qemuarmv6") ;;
+ "qemuarmv7") ;;
+ "qemux86") ;;
+ "qemux86-64") ;;
+ "akita") ;;
+ "spitz") ;;
+ *)
+ echo "Error: Unsupported machine type $MACHINE"
+ return
+ ;;
+esac
+
+if [ ! -f "$KERNEL" ]; then
+ echo "Error: Kernel image file $KERNEL doesn't exist"
+ cleanup
+ return
+fi
+
+if [ "$FSTYPE" != "nfs" -a ! -f "$ROOTFS" ]; then
+ echo "Error: Image file $ROOTFS doesn't exist"
+ cleanup
+ return
+fi
+
+if [ "$FSTYPE" = "nfs" ]; then
+ NFS_SERVER="192.168.7.1"
+ NFS_DIR=`echo $ROOTFS | sed 's/^[^:]*:\(.*\)/\1/'`
+ MOUNTD_RPCPORT=$[ 21111 + $NFS_INSTANCE ]
+ NFSD_RPCPORT=$[ 11111 + $NFS_INSTANCE ]
+ NFSD_PORT=$[ 3049 + 2 * $NFS_INSTANCE ]
+ MOUNTD_PORT=$[ 3048 + 2 * $NFS_INSTANCE ]
+ UNFS_OPTS="nfsvers=2,mountprog=$MOUNTD_RPCPORT,nfsprog=$NFSD_RPCPORT,udp,port=$NFSD_PORT,mountport=$MOUNTD_PORT"
+
+ PSEUDO_LOCALSTATEDIR=~/.runqemu-sdk/pseudo
+ export PSEUDO_LOCALSTATEDIR
+
+ # Start the userspace NFS server
+ echo "runqemu-export-rootfs restart $ROOTFS"
+ runqemu-export-rootfs restart $ROOTFS
+ if [ $? != 0 ]; then
+ cleanup
+ return
+ fi
+ NFSRUNNING="true"
+fi
+
+if [ "$NFS_SERVER" = "" ]; then
+ NFS_SERVER="192.168.7.1"
+ NFS_DIR=$ROOTFS
+fi
+
+if [ "$MACHINE" = "qemuarm" -o "$MACHINE" = "qemuarmv6" -o "$MACHINE" = "qemuarmv7" ]; then
+ QEMU=qemu-system-arm
+ MACHINE_SUBTYPE=versatilepb
+ QEMU_UI_OPTIONS="$QEMU_UI_OPTIONS"
+ # QEMU_UI_OPTIONS="$QEMU_UI_OPTIONS -force-pointer"
+ if [ "$FSTYPE" = "ext3" -o "$FSTYPE" = "btrfs" ]; then
+ KERNCMDLINE="root=/dev/sda rw console=ttyAMA0,115200 console=tty $KERNEL_NETWORK_CMD mem=$QEMU_MEMORY highres=off"
+ # -hda does not have the driver, use -sd
+ #QEMUOPTIONS="$QEMU_NETWORK_CMD -M versatilepb -hda $ROOTFS -no-reboot $QEMU_UI_OPTIONS"
+ QEMUOPTIONS="$QEMU_NETWORK_CMD -M versatilepb -sd $ROOTFS -no-reboot $QEMU_UI_OPTIONS"
+ fi
+ if [ "$FSTYPE" = "nfs" ]; then
+ if [ "$NFS_SERVER" = "192.168.7.1" -a ! -d "$NFS_DIR" ]; then
+ echo "Error: NFS mount point $ROOTFS doesn't exist"
+ cleanup
+ return
+ fi
+ KERNCMDLINE="root=/dev/nfs nfsroot=$NFS_SERVER:$NFS_DIR,$UNFS_OPTS rw $KERNEL_NETWORK_CMD mem=$QEMU_MEMORY"
+ QEMUOPTIONS="$QEMU_NETWORK_CMD -M versatilepb --no-reboot $QEMU_UI_OPTIONS"
+ fi
+ if [ "$MACHINE" = "qemuarmv6" ]; then
+ QEMUOPTIONS="$QEMUOPTIONS -cpu arm1136"
+ fi
+ if [ "$MACHINE" = "qemuarmv7" ]; then
+ QEMUOPTIONS="$QEMUOPTIONS -cpu cortex-a8"
+ fi
+fi
+
+if [ "$MACHINE" = "qemux86" ]; then
+ QEMU=qemu-system-i386
+ QEMU_UI_OPTIONS="$QEMU_UI_OPTIONS -vga vmware"
+ if [ "$FSTYPE" = "ext2" -o "$FSTYPE" = "ext3" -o "$FSTYPE" = "btrfs" ]; then
+ KERNCMDLINE="vga=0 root=$DROOT rw mem=$QEMU_MEMORY $KERNEL_NETWORK_CMD"
+ QEMUOPTIONS="$QEMU_NETWORK_CMD $ROOTFS_OPTIONS $QEMU_UI_OPTIONS"
+ fi
+ if [ "$FSTYPE" = "nfs" ]; then
+ if [ "$NFS_SERVER" = "192.168.7.1" -a ! -d "$NFS_DIR" ]; then
+ echo "Error: NFS mount point $ROOTFS doesn't exist."
+ cleanup
+ return
+ fi
+ KERNCMDLINE="root=/dev/nfs nfsroot=$NFS_SERVER:$NFS_DIR,$UNFS_OPTS rw $KERNEL_NETWORK_CMD mem=$QEMU_MEMORY"
+ QEMUOPTIONS="$QEMU_NETWORK_CMD $QEMU_UI_OPTIONS"
+ fi
+ # Currently oprofile's event based interrupt mode doesn't work(Bug #828) in
+ # qemux86 and qemux86-64. We can use timer interrupt mode for now.
+ KERNCMDLINE="$KERNCMDLINE oprofile.timer=1"
+fi
+
+if [ "$MACHINE" = "qemux86-64" ]; then
+ QEMU=qemu-system-x86_64
+ QEMU_UI_OPTIONS="$QEMU_UI_OPTIONS -vga vmware"
+ if [ "$FSTYPE" = "ext3" -o "$FSTYPE" = "btrfs" ]; then
+ KERNCMDLINE="vga=0 root=$DROOT rw mem=$QEMU_MEMORY $KERNEL_NETWORK_CMD"
+ QEMUOPTIONS="$QEMU_NETWORK_CMD $ROOTFS_OPTIONS $QEMU_UI_OPTIONS"
+ fi
+ if [ "$FSTYPE" = "nfs" ]; then
+ if [ "x$ROOTFS" = "x" ]; then
+ ROOTFS=/srv/nfs/qemux86-64
+ fi
+ if [ ! -d "$ROOTFS" ]; then
+ echo "Error: NFS mount point $ROOTFS doesn't exist."
+ cleanup
+ return
+ fi
+ KERNCMDLINE="root=/dev/nfs nfsroot=$NFS_SERVER:$NFS_DIR,$UNFS_OPTS rw $KERNEL_NETWORK_CMD mem=$QEMU_MEMORY"
+ QEMUOPTIONS="$QEMU_NETWORK_CMD $QEMU_UI_OPTIONS"
+ fi
+ # Currently oprofile's event based interrupt mode doesn't work(Bug #828) in
+ # qemux86 and qemux86-64. We can use timer interrupt mode for now.
+ KERNCMDLINE="$KERNCMDLINE oprofile.timer=1"
+fi
+
+if [ "$MACHINE" = "spitz" ]; then
+ QEMU=qemu-system-arm
+ if [ "$FSTYPE" = "ext3" -o "$FSTYPE" = "btrfs" ]; then
+ echo $ROOTFS
+ ROOTFS=`readlink -f $ROOTFS`
+ echo $ROOTFS
+ if [ ! -e "$ROOTFS.qemudisk" ]; then
+ echo "Adding a partition table to the ext3 image for use by QEMU, please wait..."
+ runqemu-addptable2image $ROOTFS $ROOTFS.qemudisk
+ fi
+ QEMUOPTIONS="$QEMU_NETWORK_CMD -M spitz -hda $ROOTFS.qemudisk -portrait"
+ fi
+fi
+
+if [ "$MACHINE" = "qemumips" -o "$MACHINE" = "qemumipsel" -o "$MACHINE" = "qemumips64" ]; then
+ case "$MACHINE" in
+ qemumips) QEMU=qemu-system-mips ;;
+ qemumipsel) QEMU=qemu-system-mipsel ;;
+ qemumips64) QEMU=qemu-system-mips64 ;;
+ esac
+ MACHINE_SUBTYPE=malta
+ QEMU_UI_OPTIONS="-vga cirrus $QEMU_UI_OPTIONS"
+ if [ "$FSTYPE" = "ext3" -o "$FSTYPE" = "btrfs" ]; then
+ #KERNCMDLINE="root=/dev/hda console=ttyS0 console=tty0 $KERNEL_NETWORK_CMD mem=$QEMU_MEMORY"
+ KERNCMDLINE="root=/dev/hda rw console=ttyS0 console=tty $KERNEL_NETWORK_CMD mem=$QEMU_MEMORY"
+ QEMUOPTIONS="$QEMU_NETWORK_CMD -M $MACHINE_SUBTYPE -hda $ROOTFS -no-reboot $QEMU_UI_OPTIONS"
+ fi
+ if [ "$FSTYPE" = "nfs" ]; then
+ if [ "$NFS_SERVER" = "192.168.7.1" -a ! -d "$NFS_DIR" ]; then
+ echo "Error: NFS mount point $ROOTFS doesn't exist"
+ cleanup
+ return
+ fi
+ KERNCMDLINE="root=/dev/nfs console=ttyS0 console=tty nfsroot=$NFS_SERVER:$NFS_DIR,$UNFS_OPTS rw $KERNEL_NETWORK_CMD mem=$QEMU_MEMORY"
+ QEMUOPTIONS="$QEMU_NETWORK_CMD -M $MACHINE_SUBTYPE -no-reboot $QEMU_UI_OPTIONS"
+ fi
+fi
+
+if [ "$MACHINE" = "qemuppc" ]; then
+ QEMU=qemu-system-ppc
+ MACHINE_SUBTYPE=mac99
+ CPU_SUBTYPE=G4
+ QEMU_UI_OPTIONS="$QEMU_UI_OPTIONS"
+ QEMU_NETWORK_CMD="-net nic,model=pcnet $QEMU_TAP_CMD"
+ if [ "$FSTYPE" = "ext3" -o "$FSTYPE" = "btrfs" ]; then
+ KERNCMDLINE="root=/dev/hda rw console=ttyS0 console=tty $KERNEL_NETWORK_CMD mem=$QEMU_MEMORY"
+ QEMUOPTIONS="$QEMU_NETWORK_CMD -cpu $CPU_SUBTYPE -M $MACHINE_SUBTYPE -hda $ROOTFS -no-reboot $QEMU_UI_OPTIONS"
+ fi
+ if [ "$FSTYPE" = "nfs" ]; then
+ if [ "$NFS_SERVER" = "192.168.7.1" -a ! -d "$NFS_DIR" ]; then
+ echo "Error: NFS mount point $ROOTFS doesn't exist"
+ cleanup
+ return
+ fi
+ KERNCMDLINE="root=/dev/nfs console=ttyS0 console=tty nfsroot=$NFS_SERVER:$NFS_DIR,$UNFS_OPTS rw $KERNEL_NETWORK_CMD mem=$QEMU_MEMORY"
+ QEMUOPTIONS="$QEMU_NETWORK_CMD -cpu $CPU_SUBTYPE -M $MACHINE_SUBTYPE -no-reboot $QEMU_UI_OPTIONS"
+ fi
+fi
+
+if [ "$MACHINE" = "qemush4" ]; then
+ QEMU=qemu-system-sh4
+ MACHINE_SUBTYPE=r2d
+ QEMU_UI_OPTIONS="$QEMU_UI_OPTIONS"
+ if [ "$FSTYPE" = "ext3" -o "$FSTYPE" = "btrfs" ]; then
+ #KERNCMDLINE="root=/dev/hda console=ttyS0 console=tty0 $KERNEL_NETWORK_CMD mem=$QEMU_MEMORY"
+ KERNCMDLINE="root=/dev/hda rw console=ttySC1 noiotrap earlyprintk=sh-sci.1 console=tty $KERNEL_NETWORK_CMD mem=$QEMU_MEMORY"
+ QEMUOPTIONS="$QEMU_NETWORK_CMD -M $MACHINE_SUBTYPE -hda $ROOTFS -no-reboot $QEMU_UI_OPTIONS -monitor null -serial vc -serial stdio"
+ fi
+ if [ "$FSTYPE" = "nfs" ]; then
+ if [ "$NFS_SERVER" = "192.168.7.1" -a ! -d "$NFS_DIR" ]; then
+ echo "Error: NFS mount point $ROOTFS doesn't exist"
+ cleanup
+ return
+ fi
+ KERNCMDLINE="root=/dev/nfs console=ttySC1 noiotrap earlyprintk=sh-sci.1 console=tty nfsroot=$NFS_SERVER:$NFS_DIR,$UNFS_OPTS rw $KERNEL_NETWORK_CMD mem=$QEMU_MEMORY"
+ QEMUOPTIONS="$QEMU_NETWORK_CMD -M $MACHINE_SUBTYPE -no-reboot $QEMU_UI_OPTIONS -monitor null -serial vc -serial stdio"
+ fi
+fi
+
+if [ "$MACHINE" = "akita" ]; then
+ QEMU=qemu-system-arm
+ if [ "$FSTYPE" = "jffs2" ]; then
+ ROOTFS=`readlink -f $ROOTFS`
+ if [ ! -e "$ROOTFS.qemuflash" ]; then
+ echo "Converting raw image into flash image format for use by QEMU, please wait..."
+ raw2flash.akita < $ROOTFS > $ROOTFS.qemuflash
+ fi
+ QEMUOPTIONS="$QEMU_NETWORK_CMD -M akita -mtdblock $ROOTFS.qemuflash -portrait"
+ fi
+fi
+
+if [ "x$RAMFS" = "xtrue" ]; then
+ QEMUOPTIONS="-initrd $ROOTFS -nographic"
+ KERNCMDLINE="root=/dev/ram0"
+fi
+
+if [ "x$QEMUOPTIONS" = "x" ]; then
+ echo "Error: Unable to support this combination of options"
+ cleanup
+ return
+fi
+
+if [ "x$CROSSPATH" = "x" ]; then
+ PATH=$OECORE_NATIVE_SYSROOT/usr/bin:$PATH
+else
+ PATH=$CROSSPATH:$OECORE_NATIVE_SYSROOT/usr/bin:$PATH
+fi
+
+QEMUBIN=`which $QEMU 2> /dev/null`
+if [ ! -x "$QEMUBIN" ]; then
+ echo "Error: No QEMU binary '$QEMU' could be found."
+ cleanup
+ return
+fi
+
+NEED_GL=`ldd $QEMUBIN/$QEMU 2>&1 | grep libGLU`
+# We can't run without a libGL.so
+if [ "$NEED_GL" != "" ]; then
+ libgl='no'
+
+ [ -e /usr/lib/libGL.so -a -e /usr/lib/libGLU.so ] && libgl='yes'
+ [ -e /usr/lib64/libGL.so -a -e /usr/lib64/libGLU.so ] && libgl='yes'
+ [ -e /usr/lib/*-linux-gnu/libGL.so -a -e /usr/lib/*-linux-gnu/libGLU.so ] && libgl='yes'
+
+ if [ "$libgl" != 'yes' ]; then
+ echo "You need libGL.so and libGLU.so to exist in your library path to run the QEMU emulator.
+ Ubuntu package names are: libgl1-mesa-dev and libglu1-mesa-dev.
+ Fedora package names are: mesa-libGL-devel mesa-libGLU-devel."
+ exit 1;
+ fi
+fi
+
+do_quit() {
+ if [ -n "$PIDFILE" ]; then
+ #echo kill `cat $PIDFILE`
+ kill `cat $PIDFILE`
+ fi
+ cleanup
+ return
+}
+
+DISTCCD=`which distccd 2> /dev/null`
+PIDFILE=""
+
+trap do_quit INT TERM QUIT
+
+if [ -x "$DISTCCD" ]; then
+ echo "Starting distccd..."
+ PIDFILE=`mktemp`
+ $DISTCCD --allow 192.168.7.2 --daemon --pid-file $PIDFILE &
+else
+ echo "WARNING: distccd not present, no distcc support loaded."
+fi
+
+# qemu got segfault if linked with nVidia's libgl
+GL_LD_PRELOAD=$LD_PRELOAD
+
+if ldd $QEMUBIN | grep -i nvidia &> /dev/null
+then
+cat << EOM
+WARNING: nVidia proprietary OpenGL libraries detected.
+nVidia's OpenGL libraries are known to have compatibility issues with qemu,
+resulting in a segfault. Please uninstall these drivers or ensure the mesa libGL
+libraries precede nvidia's via LD_PRELOAD(Already do it on Ubuntu 10).
+EOM
+
+# Automatically use Ubuntu system's mesa libGL, other distro can add its own path
+if grep -i ubuntu /etc/lsb-release &> /dev/null
+then
+ # precede nvidia's driver on Ubuntu 10
+ UBUNTU_MAIN_VERSION=`cat /etc/lsb-release |grep DISTRIB_RELEASE |cut -d= -f 2| cut -d. -f 1`
+ if [ "$UBUNTU_MAIN_VERSION" = "10" ];
+ then
+ GL_PATH=""
+ if test -e /usr/lib/libGL.so
+ then
+ GL_PATH="/usr/lib/libGL.so"
+ elif test -e /usr/lib/x86_64-linux-gnu/libGL.so
+ then
+ GL_PATH="/usr/lib/x86_64-linux-gnu/libGL.so"
+ fi
+
+ echo "Skip nVidia's libGL on Ubuntu 10!"
+ GL_LD_PRELOAD="$GL_PATH $LD_PRELOAD"
+ fi
+fi
+fi
+
+echo "Running $QEMU..."
+# -no-reboot is a mandatory option - see bug #100
+echo $QEMUBIN -kernel $KERNEL $QEMUOPTIONS $SERIALOPTS -no-reboot $SCRIPT_QEMU_OPT $SCRIPT_QEMU_EXTRA_OPT --append '"'$KERNCMDLINE $SCRIPT_KERNEL_OPT'"'
+LD_PRELOAD="$GL_LD_PRELOAD" $QEMUBIN -kernel $KERNEL $QEMUOPTIONS $SERIALOPTS -no-reboot $SCRIPT_QEMU_OPT $SCRIPT_QEMU_EXTRA_OPT --append "$KERNCMDLINE $SCRIPT_KERNEL_OPT"
+
+
+cleanup
+
+trap - INT TERM QUIT