M7350/oe-core/scripts/runqemu-internal
2024-09-09 08:57:42 +00:00

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#!/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
#
# 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=256
;;
"qemux86-64")
mem_size=256
;;
"qemuarm")
mem_size=128
;;
"qemuarm64")
mem_size=512
;;
"qemumicroblaze")
mem_size=64
;;
"qemumips"|"qemumips64")
mem_size=256
;;
"qemuppc")
mem_size=256
;;
"qemush4")
mem_size=1024
;;
"qemuzynq")
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 "$QEMUIFDOWN" ]; then
echo "runqemu-ifdown cannot be found or executed"
exit 1
fi
NFSRUNNING="false"
#capture original stty values
ORIG_STTY=$(stty -g)
if [ "$SLIRP_ENABLED" = "yes" ]; then
KERNEL_NETWORK_CMD="ip=dhcp"
QEMU_TAP_CMD=""
QEMU_UI_OPTIONS="-show-cursor -usb -usbdevice wacom-tablet"
if [ "$KVM_ACTIVE" = "yes" ]; then
QEMU_NETWORK_CMD=""
DROOT="/dev/vda"
ROOTFS_OPTIONS="-drive file=$ROOTFS,if=virtio"
else
QEMU_NETWORK_CMD=""
DROOT="/dev/hda"
ROOTFS_OPTIONS="-hda $ROOTFS"
fi
else
acquire_lock() {
lockfile=$1
if [ -z "$lockfile" ]; then
echo "Error: missing lockfile arg passed to acquire_lock()"
return 1
fi
touch $lockfile.lock 2>/dev/null
if [ $? -ne 0 ]; then
echo "Acquiring lockfile for $lockfile.lock failed"
return 1
fi
exec 8>$lockfile.lock
flock -n -x 8
if [ $? -ne 0 ]; then
exec 8>&-
return 1
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 $lockfile.lock
exec 8>&-
}
LOCKDIR="/tmp/qemu-tap-locks"
if [ ! -d "$LOCKDIR" ]; then
mkdir $LOCKDIR
chmod 777 $LOCKDIR
fi
IFCONFIG=`which ip 2> /dev/null`
if [ -z "$IFCONFIG" ]; then
IFCONFIG=/sbin/ip
fi
if [ ! -x "$IFCONFIG" ]; then
echo "$IFCONFIG cannot be executed"
exit 1
fi
POSSIBLE=`$IFCONFIG link | grep 'tap' | awk '{print $2}' | sed s/://`
TAP=""
LOCKFILE=""
USE_PRECONF_TAP="no"
for tap in $POSSIBLE; do
LOCKFILE="$LOCKDIR/$tap"
if [ -e "$LOCKFILE.skip" ]; then
echo "Found $LOCKFILE.skip, skipping $tap"
continue
fi
echo "Acquiring lockfile for $tap..."
acquire_lock $LOCKFILE
if [ $? -eq 0 ]; then
TAP=$tap
USE_PRECONF_TAP="yes"
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 $OECORE_NATIVE_SYSROOT
return 1
fi
LOCKFILE="$LOCKDIR/$tap"
echo "Acquiring lockfile for $tap..."
acquire_lock $LOCKFILE
if [ $? -eq 0 ]; then
TAP=$tap
fi
else
echo "Using preconfigured tap device '$TAP'"
echo "If this is not intended, touch $LOCKFILE.skip to make runqemu skip $TAP."
fi
cleanup() {
if [ ! -e "$NOSUDO_FLAG" -a "$USE_PRECONF_TAP" = "no" ]; 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
#instead of using stty sane we set the original stty values
stty ${ORIG_STTY}
}
n0=$(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 $ROOTFS"
fi
if [ "$MACHINE" = "qemuarm64" ]; then
QEMU_NETWORK_CMD="-netdev tap,id=net0,ifname=$TAP,script=no,downscript=no -device virtio-net-device,netdev=net0 "
DROOT="/dev/vda"
ROOTFS_OPTIONS="-drive id=disk0,file=$ROOTFS -device virtio-blk-device,drive=disk0"
fi
KERNCMDLINE="mem=$QEMU_MEMORY"
QEMU_UI_OPTIONS="-show-cursor -usb -usbdevice wacom-tablet"
if [ $MACHINE = 'qemuarm64' ]; then
QEMU_UI_OPTIONS="-nographic"
fi
NFS_INSTANCE=`echo $TAP | sed 's/tap//'`
export NFS_INSTANCE
SERIALOPTS=""
if [ "x$SERIAL_LOGFILE" != "x" ]; then
SERIALOPTS="-serial file:$SERIAL_LOGFILE"
fi
fi
case "$MACHINE" in
"qemuarm") ;;
"qemuarm64") ;;
"qemumicroblaze") ;;
"qemumips") ;;
"qemumipsel") ;;
"qemumips64") ;;
"qemush4") ;;
"qemuppc") ;;
"qemuarmv6") ;;
"qemuarmv7") ;;
"qemux86") ;;
"qemux86-64") ;;
"qemuzynq") ;;
"akita") ;;
"spitz") ;;
*)
echo "Error: Unsupported machine type $MACHINE"
return 1
;;
esac
if [ ! -f "$KERNEL" -a "x$FSTYPE" != "xvmdk" ]; then
echo "Error: Kernel image file $KERNEL doesn't exist"
cleanup
return 1
fi
if [ "$FSTYPE" != "nfs" -a "$FSTYPE" != "vmdk" -a ! -f "$ROOTFS" ]; then
echo "Error: Image file $ROOTFS doesn't exist"
cleanup
return 1
fi
if [ "$NFS_SERVER" = "" ]; then
NFS_SERVER="192.168.7.1"
if [ "$SLIRP_ENABLED" = "yes" ]; then
NFS_SERVER="10.0.2.2"
fi
fi
if [ "$FSTYPE" = "nfs" ]; then
NFS_DIR=`echo $ROOTFS | sed 's/^[^:]*:\(.*\)/\1/'`
if [ "$NFS_INSTANCE" = "" ] ; then
NFS_INSTANCE=0
fi
MOUNTD_RPCPORT=$[ 21111 + $NFS_INSTANCE ]
NFSD_RPCPORT=$[ 11111 + $NFS_INSTANCE ]
NFSD_PORT=$[ 3049 + 2 * $NFS_INSTANCE ]
MOUNTD_PORT=$[ 3048 + 2 * $NFS_INSTANCE ]
UNFS_OPTS="nfsvers=3,port=$NFSD_PORT,mountprog=$MOUNTD_RPCPORT,nfsprog=$NFSD_RPCPORT,udp,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 [ $? != 0 ]; then
return 1
fi
NFSRUNNING="true"
fi
if [ "$MACHINE" = "qemuarm" -o "$MACHINE" = "qemuarmv6" -o "$MACHINE" = "qemuarmv7" ]; then
QEMU=qemu-system-arm
MACHINE_SUBTYPE=versatilepb
export QEMU_AUDIO_DRV="none"
QEMU_UI_OPTIONS="$QEMU_UI_OPTIONS"
# QEMU_UI_OPTIONS="$QEMU_UI_OPTIONS -force-pointer"
if [ "${FSTYPE:0:3}" = "ext" -o "$FSTYPE" = "btrfs" ]; then
KERNCMDLINE="root=/dev/sda rw console=ttyAMA0,115200 console=tty $KERNEL_NETWORK_CMD mem=$QEMU_MEMORY highres=off"
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 $ROOTFS doesn't exist"
cleanup
return 1
fi
KERNCMDLINE="root=/dev/nfs nfsroot=$NFS_SERVER:$NFS_DIR,$UNFS_OPTS rw $KERNEL_NETWORK_CMD mem=$QEMU_MEMORY"
QEMUOPTIONS="$QEMU_NETWORK_CMD -M ${MACHINE_SUBTYPE} --no-reboot $QEMU_UI_OPTIONS"
fi
if [ "$MACHINE" = "qemuarmv6" ]; then
QEMUOPTIONS="$QEMUOPTIONS -cpu arm1136"
fi
if [ "$MACHINE" = "qemuarmv7" ]; then
QEMUOPTIONS="$QEMUOPTIONS -cpu cortex-a8"
fi
fi
if [ "$MACHINE" = "qemuarm64" ]; then
QEMU=qemu-system-aarch64
export QEMU_AUDIO_DRV="none"
QEMU_UI_OPTIONS="$QEMU_UI_OPTIONS"
if [ "${FSTYPE:0:3}" = "ext" -o "$FSTYPE" = "btrfs" ]; then
KERNCMDLINE="root=/dev/vda rw console=ttyAMA0,38400 mem=$QEMU_MEMORY highres=off $KERNEL_NETWORK_CMD"
# qemu-system-aarch64 only support '-machine virt -cpu cortex-a57' for now
QEMUOPTIONS="$QEMU_NETWORK_CMD -machine virt -cpu cortex-a57 $ROOTFS_OPTIONS $QEMU_UI_OPTIONS"
fi
fi
if [ "$MACHINE" = "qemux86" ]; then
QEMU=qemu-system-i386
if [ "$KVM_ACTIVE" = "yes" ]; then
CPU_SUBTYPE=kvm32
else
CPU_SUBTYPE=qemu32
fi
if [ ! -z "$vga_option" ]; then
QEMU_UI_OPTIONS="$QEMU_UI_OPTIONS"
else
QEMU_UI_OPTIONS="$QEMU_UI_OPTIONS -vga vmware"
fi
if [ "${FSTYPE:0:3}" = "ext" -o "$FSTYPE" = "btrfs" ]; then
KERNCMDLINE="vga=0 uvesafb.mode_option=640x480-32 root=$DROOT rw mem=$QEMU_MEMORY $KERNEL_NETWORK_CMD"
QEMUOPTIONS="$QEMU_NETWORK_CMD -cpu $CPU_SUBTYPE $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 $ROOTFS doesn't exist."
cleanup
return 1
fi
KERNCMDLINE="root=/dev/nfs nfsroot=$NFS_SERVER:$NFS_DIR,$UNFS_OPTS rw $KERNEL_NETWORK_CMD mem=$QEMU_MEMORY"
QEMUOPTIONS="$QEMU_NETWORK_CMD $QEMU_UI_OPTIONS"
fi
if [ "$FSTYPE" = "vmdk" ]; then
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 [ "$MACHINE" = "qemux86-64" ]; then
QEMU=qemu-system-x86_64
if [ "$KVM_ACTIVE" = "yes" ]; then
CPU_SUBTYPE=kvm64
else
CPU_SUBTYPE=core2duo
fi
if [ ! -z "$vga_option" ]; then
QEMU_UI_OPTIONS="$QEMU_UI_OPTIONS"
else
QEMU_UI_OPTIONS="$QEMU_UI_OPTIONS -vga vmware"
fi
if [ "${FSTYPE:0:3}" = "ext" -o "$FSTYPE" = "btrfs" ]; then
KERNCMDLINE="vga=0 uvesafb.mode_option=640x480-32 root=$DROOT rw mem=$QEMU_MEMORY $KERNEL_NETWORK_CMD"
QEMUOPTIONS="$QEMU_NETWORK_CMD -cpu $CPU_SUBTYPE $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 $ROOTFS doesn't exist."
cleanup
return 1
fi
KERNCMDLINE="root=/dev/nfs nfsroot=$NFS_SERVER:$NFS_DIR,$UNFS_OPTS rw $KERNEL_NETWORK_CMD mem=$QEMU_MEMORY"
QEMUOPTIONS="$QEMU_NETWORK_CMD -cpu $CPU_SUBTYPE $QEMU_UI_OPTIONS"
fi
if [ "$FSTYPE" = "vmdk" ]; then
QEMUOPTIONS="$QEMU_NETWORK_CMD -cpu $CPU_SUBTYPE $QEMU_UI_OPTIONS"
fi
# Currently oprofile's event based interrupt mode doesn't work(Bug #828) in
# qemux86 and qemux86-64. We can use timer interrupt mode for now.
KERNCMDLINE="$KERNCMDLINE oprofile.timer=1"
fi
if [ "$MACHINE" = "spitz" ]; then
QEMU=qemu-system-arm
if [ "${FSTYPE:0:3}" = "ext" -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:0:3}" = "ext" -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 $ROOTFS doesn't exist"
cleanup
return 1
fi
KERNCMDLINE="root=/dev/nfs console=ttyS0 console=tty nfsroot=$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="$QEMU_UI_OPTIONS"
if [ "$SLIRP_ENABLED" = "yes" ]; then
QEMU_NETWORK_CMD=""
else
QEMU_NETWORK_CMD="-net nic,model=pcnet $QEMU_TAP_CMD"
fi
if [ "${FSTYPE:0:3}" = "ext" -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 $ROOTFS doesn't exist"
cleanup
return 1
fi
KERNCMDLINE="root=/dev/nfs console=ttyS0 console=tty nfsroot=$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:0:3}" = "ext" -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 $QEMU_UI_OPTIONS -monitor null -serial vc -serial stdio"
SERIALSTDIO="1"
fi
if [ "$FSTYPE" = "nfs" ]; then
if [ "$NFS_SERVER" = "192.168.7.1" -a ! -d "$NFS_DIR" ]; then
echo "Error: NFS mount point $ROOTFS doesn't exist"
cleanup
return 1
fi
KERNCMDLINE="root=/dev/nfs console=ttySC1 noiotrap earlyprintk=sh-sci.1 console=tty nfsroot=$NFS_SERVER:$NFS_DIR,$UNFS_OPTS rw $KERNEL_NETWORK_CMD mem=$QEMU_MEMORY"
QEMUOPTIONS="$QEMU_NETWORK_CMD -M $MACHINE_SUBTYPE -no-reboot $QEMU_UI_OPTIONS -monitor null -serial vc -serial stdio"
SERIALSTDIO="1"
fi
fi
if [ "${FSTYPE:0:3}" = "ext" ]; then
KERNCMDLINE="$KERNCMDLINE rootfstype=$FSTYPE"
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 $ROOTFS.qemuflash -portrait"
fi
fi
if [ "$MACHINE" = "qemumicroblaze" ]; then
QEMU=qemu-system-microblazeel
QEMU_SYSTEM_OPTIONS="-M petalogix-ml605 -serial mon:stdio -dtb $KERNEL-$MACHINE.dtb"
if [ "${FSTYPE:0:3}" = "ext" -o "${FSTYPE:0:4}" = "cpio" ]; then
KERNCMDLINE="earlyprintk root=/dev/ram rw"
QEMUOPTIONS="$QEMU_SYSTEM_OPTIONS -initrd $ROOTFS"
fi
fi
if [ "$MACHINE" = "qemuzynq" ]; then
QEMU=qemu-system-arm
QEMU_SYSTEM_OPTIONS="-M xilinx-zynq-a9 -serial null -serial mon:stdio -dtb $KERNEL-$MACHINE.dtb"
# zynq serial ports are named 'ttyPS0' and 'ttyPS1', fixup the default values
SCRIPT_KERNEL_OPT=$(echo "$SCRIPT_KERNEL_OPT" | sed 's/console=ttyS/console=ttyPS/g')
if [ "${FSTYPE:0:3}" = "ext" -o "${FSTYPE:0:4}" = "cpio" ]; then
KERNCMDLINE="earlyprintk root=/dev/ram rw"
QEMUOPTIONS="$QEMU_SYSTEM_OPTIONS -initrd $ROOTFS"
fi
fi
if [ "x$RAMFS" = "xtrue" ]; then
QEMUOPTIONS="-initrd $ROOTFS -nographic"
KERNCMDLINE="root=/dev/ram0 console=ttyS0 debugshell"
fi
if [ "x$ISOFS" = "xtrue" ]; then
QEMUOPTIONS="$QEMU_NETWORK_CMD -cdrom $ROOTFS $QEMU_UI_OPTIONS"
fi
if [ "x$QEMUOPTIONS" = "x" ]; then
echo "Error: Unable to support this combination of options"
cleanup
return 1
fi
PATH=$OECORE_NATIVE_SYSROOT/usr/bin:$PATH
QEMUBIN=`which $QEMU 2> /dev/null`
if [ ! -x "$QEMUBIN" ]; then
echo "Error: No QEMU binary '$QEMU' could be found."
cleanup
return 1
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."
return 1;
fi
fi
do_quit() {
cleanup
return 1
}
trap do_quit INT TERM QUIT
# 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 $LD_PRELOAD"
fi
fi
fi
if [ "x$SERIALSTDIO" = "x1" ]; then
echo "Interrupt character is '^]'"
stty intr ^]
fi
echo "Running $QEMU..."
# -no-reboot is a mandatory option - see bug #100
if [ "$FSTYPE" = "vmdk" ]; then
echo $QEMUBIN $VM $QEMUOPTIONS $SERIALOPTS -no-reboot $SCRIPT_QEMU_OPT $SCRIPT_QEMU_EXTRA_OPT
LD_PRELOAD="$GL_LD_PRELOAD" $QEMUBIN $VM $QEMUOPTIONS $SERIALOPTS -no-reboot $SCRIPT_QEMU_OPT $SCRIPT_QEMU_EXTRA_OPT
elif [ "$FSTYPE" = "iso" ]; then
echo $QEMUBIN $QEMUOPTIONS $SERIALOPTS -no-reboot $SCRIPT_QEMU_OPT $SCRIPT_QEMU_EXTRA_OPT
LD_PRELOAD="$GL_LD_PRELOAD" $QEMUBIN $QEMUOPTIONS $SERIALOPTS -no-reboot $SCRIPT_QEMU_OPT $SCRIPT_QEMU_EXTRA_OPT
else
echo $QEMUBIN -kernel $KERNEL $QEMUOPTIONS $SLIRP_CMD $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 $SCRIPT_KERNEL_OPT"
fi
ret=$?
if [ "$SLIRP_ENABLED" != "yes" ]; then
cleanup
fi
#set the original stty values before exit
stty ${ORIG_STTY}
trap - INT TERM QUIT
return $ret