poky/scripts/runqemu-internal

#!/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=$ROOTFS,if=virtio,format=raw" else QEMU_NETWORK_CMD="" DROOT="/dev/hda" ROOTFS_OPTIONS="-drive file=$ROOTFS,if=ide,format=raw" 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 -e 's/://' -e '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//')

    case $n0 in
        ''|*[!0-9]*)
            echo "Error Couldn't turn $TAP into an interface number?"
            exit 1
            ;;
    esac

    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,format=raw"
    else
        QEMU_NETWORK_CMD="-net nic,vlan=0 $QEMU_TAP_CMD"
        DROOT="/dev/hda"
        ROOTFS_OPTIONS="-drive file=$ROOTFS,if=ide,format=raw"
    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,if=none,format=raw -device virtio-blk-device,drive=disk0"
    fi

    KERNCMDLINE="mem=$QEMU_MEMORY"
    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

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" -a "x$FSTYPE" != "xhddimg" -a "x$FSTYPE" != "xhdddirect" ]; then echo "Error: Kernel image file $KERNEL doesn't exist" cleanup return 1 fi

if [ "$FSTYPE" != "nfs" -a "$FSTYPE" != "vmdk" -a "$FSTYPE" != "hddimg" -a "$FSTYPE" != "hdddirect" -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 ${MACHINE_SUBTYPE} -drive file=$ROOTFS,format=raw -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 console=ttyAMA0,115200 $KERNEL_NETWORK_CMD mem=$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"
if [ "x$SERIALSTDIO" = "x" ] ; then
    QEMU_UI_OPTIONS="-nographic"
else
    QEMU_UI_OPTIONS=""
fi
if [ "${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 $QEMU_UI_OPTIONS"
fi
if [ "$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 console=ttyAMA0,38400 mem=$QEMU_MEMORY highres=off $KERNEL_NETWORK_CMD"
    QEMUOPTIONS="$QEMU_NETWORK_CMD -machine virt -cpu cortex-a57 $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:0:4}" = "cpio" ]; then KERNCMDLINE="vga=0 uvesafb.mode_option=640x480-32 root=/dev/ram0 rw mem=$QEMU_MEMORY $KERNEL_NETWORK_CMD" QEMUOPTIONS="$QEMU_NETWORK_CMD -cpu $CPU_SUBTYPE -initrd $ROOTFS $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" -o "$FSTYPE" = "hddimg" -o "$FSTYPE" = "hdddirect" ]; 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" -o "$FSTYPE" = "hddimg" -o "$FSTYPE" = "hdddirect" ]; 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 $MACHINE_SUBTYPE -drive file=$ROOTFS,format=raw -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 $MACHINE_SUBTYPE -drive file=$ROOTFS,format=raw -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

if [ "$TCPSERIAL_PORTNUM" != "" ]; then if [ "$MACHINE" = "qemuarm64" ]; then SCRIPT_QEMU_EXTRA_OPT="$SCRIPT_QEMU_EXTRA_OPT -device virtio-serial-device -chardev socket,id=virtcon,port=$TCPSERIAL_PORTNUM,host=127.0.0.1 -device virtconsole,chardev=virtcon" else SCRIPT_QEMU_EXTRA_OPT="$SCRIPT_QEMU_EXTRA_OPT -serial tcp:127.0.0.1:$TCPSERIAL_PORTNUM" fi 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 [ "$FSTYPE" = "vmdk" -o "$FSTYPE" = "hddimg" -o "$FSTYPE" = "hdddirect" ]; 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