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