diff options
Diffstat (limited to 'scripts/runqemu-internal')
| -rwxr-xr-x | scripts/runqemu-internal | 717 |
1 files changed, 717 insertions, 0 deletions
diff --git a/scripts/runqemu-internal b/scripts/runqemu-internal new file mode 100755 index 0000000..ac1c703 --- /dev/null +++ b/scripts/runqemu-internal @@ -0,0 +1,717 @@ +#!/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 $mem_set | sed 's/-m[[:space:]] *//'` +fi + +# This file is created when runqemu-gen-tapdevs creates a bank of tap +# devices, indicating that the user should not bring up new ones using +# sudo. +NOSUDO_FLAG="/etc/runqemu-nosudo" + +QEMUIFUP=`which runqemu-ifup 2> /dev/null` +QEMUIFDOWN=`which runqemu-ifdown 2> /dev/null` +if [ -z "$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 [ "$SLIRP_ENABLED" = "yes" ]; then + KERNEL_NETWORK_CMD="ip=dhcp" + QEMU_TAP_CMD="" + QEMU_UI_OPTIONS="-show-cursor -usb -usbdevice tablet" + QEMU_NETWORK_CMD="" + DROOT="/dev/vda" + ROOTFS_OPTIONS="-drive file=$ROOTFS,if=virtio,format=raw" +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 [ "$VHOST_ACTIVE" = "yes" ]; then + QEMU_NETWORK_CMD="-net nic,model=virtio $QEMU_TAP_CMD,vhost=on" + else + QEMU_NETWORK_CMD="-net nic,model=virtio $QEMU_TAP_CMD" + fi + DROOT="/dev/vda" + ROOTFS_OPTIONS="-drive file=$ROOTFS,if=virtio,format=raw" + + KERNCMDLINE="mem=$QEMU_MEMORY" + QEMU_UI_OPTIONS="-show-cursor -usb -usbdevice tablet" + + NFS_INSTANCE=`echo $TAP | sed 's/tap//'` + export NFS_INSTANCE + + SERIALOPTS="" + if [ "x$SERIAL_LOGFILE" != "x" ]; then + SERIALOPTS="-serial file:$SERIAL_LOGFILE" + fi +fi + +if [ ! -f "$KERNEL" -a "$IS_VM" = "false" ]; then + echo "Error: Kernel image file $KERNEL doesn't exist" + cleanup + return 1 +fi + +if [ "$FSTYPE" != "nfs" -a "$IS_VM" = "false" -a ! -f "$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 [ $? != 0 ]; then + return 1 + fi + NFSRUNNING="true" +fi + + +set_mem_size() { + if [ ! -z "$mem_set" ] ; then + #Get memory setting size from user input + mem_size=`echo $mem_set | sed 's/-m[[:space:]] *//'` + else + mem_size=$1 + fi + # QEMU_MEMORY has 'M' appended to mem_size + QEMU_MEMORY="$mem_size"M + +} + +config_qemuarm() { + set_mem_size 128 + QEMU=qemu-system-arm + MACHINE_SUBTYPE=versatilepb + export QEMU_AUDIO_DRV="none" + QEMU_UI_OPTIONS="$QEMU_UI_OPTIONS" + if [ "${FSTYPE:0:3}" = "ext" -o "$FSTYPE" = "btrfs" -o "$FSTYPE" = "wic" ]; then + KERNCMDLINE="root=$DROOT rw console=ttyAMA0,115200 console=tty $KERNEL_NETWORK_CMD mem=$QEMU_MEMORY highres=off" + QEMUOPTIONS="$QEMU_NETWORK_CMD -M ${MACHINE_SUBTYPE} $ROOTFS_OPTIONS -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="$QEMUOPTIONS -cpu cortex-a8" + fi +} + +config_qemuarm64() { + set_mem_size 512 + QEMU=qemu-system-aarch64 + + QEMU_NETWORK_CMD="-netdev tap,id=net0,ifname=$TAP,script=no,downscript=no -device virtio-net-device,netdev=net0 " + DROOT="/dev/vda" + ROOTFS_OPTIONS="-drive id=disk0,file=$ROOTFS,if=none,format=raw -device virtio-blk-device,drive=disk0" + + export QEMU_AUDIO_DRV="none" + if [ "x$SERIALSTDIO" = "x" ] ; then + QEMU_UI_OPTIONS="-nographic" + else + QEMU_UI_OPTIONS="" + fi + if [ "${FSTYPE:0:3}" = "ext" -o "$FSTYPE" = "btrfs" -o "$FSTYPE" = "wic" ]; then + KERNCMDLINE="root=$DROOT 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 $QEMU_UI_OPTIONS" + fi +} + +config_qemux86() { + set_mem_size 256 + QEMU=qemu-system-i386 + if [ "$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 "$FSTYPE" = "btrfs" -o "$FSTYPE" = "wic" ]; 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 $QEMU_UI_OPTIONS" + fi + if [ "$IS_VM" = "true" ]; 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" +} + +config_qemux86_64() { + set_mem_size 256 + 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" -o "$FSTYPE" = "wic" ]; then + KERNCMDLINE="vga=0 uvesafb.mode_option=640x480-32 root=$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 $QEMU_UI_OPTIONS" + fi + if [ "$IS_VM" = "true" ]; 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" +} + +config_qemumips() { + set_mem_size 256 + 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 "$FSTYPE" = "btrfs" -o "$FSTYPE" = "wic" ]; then + #KERNCMDLINE="root=/dev/hda console=ttyS0 console=tty0 $KERNEL_NETWORK_CMD mem=$QEMU_MEMORY" + KERNCMDLINE="root=$DROOT rw console=ttyS0 console=tty $KERNEL_NETWORK_CMD mem=$QEMU_MEMORY" + QEMUOPTIONS="$QEMU_NETWORK_CMD -M $MACHINE_SUBTYPE $ROOTFS_OPTIONS -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 $QEMU_UI_OPTIONS" + fi +} + +config_qemuppc() { + set_mem_size 256 + QEMU=qemu-system-ppc + MACHINE_SUBTYPE=mac99 + CPU_SUBTYPE=G4 + QEMU_UI_OPTIONS="$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 "$FSTYPE" = "btrfs" -o "$FSTYPE" = "wic" ]; then + KERNCMDLINE="root=$DROOT rw console=ttyS0 console=tty $KERNEL_NETWORK_CMD mem=$QEMU_MEMORY" + QEMUOPTIONS="$QEMU_NETWORK_CMD -cpu $CPU_SUBTYPE -M $MACHINE_SUBTYPE $ROOTFS_OPTIONS -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 $QEMU_UI_OPTIONS" + fi +} + +config_qemush4() { + set_mem_size 1024 + QEMU=qemu-system-sh4 + MACHINE_SUBTYPE=r2d + QEMU_UI_OPTIONS="$QEMU_UI_OPTIONS" + if [ "${FSTYPE:0:3}" = "ext" -o "$FSTYPE" = "btrfs" -o "$FSTYPE" = "wic" ]; 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 $QEMU_UI_OPTIONS -monitor null -serial vc -serial stdio" + SERIALSTDIO="1" + fi +} + +config_qemuzynq() { + set_mem_size 1024 + QEMU=qemu-system-arm + QEMU_SYSTEM_OPTIONS="$QEMU_NETWORK_CMD -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 $KERNEL_NETWORK_CMD mem=$QEMU_MEMORY" + QEMUOPTIONS="$QEMU_SYSTEM_OPTIONS -initrd $ROOTFS" + fi +} + +config_qemumicroblaze() { + set_mem_size 256 + QEMU=qemu-system-microblazeel + QEMU_SYSTEM_OPTIONS="$QEMU_NETWORK_CMD -M petalogix-ml605 -serial mon:stdio" + if [ "${FSTYPE:0:3}" = "ext" -o "${FSTYPE:0:4}" = "cpio" ]; then + KERNCMDLINE="earlyprintk root=/dev/ram rw $KERNEL_NETWORK_CMD mem=$QEMU_MEMORY" + QEMUOPTIONS="$QEMU_SYSTEM_OPTIONS -initrd $ROOTFS" + fi +} + +case "$MACHINE" in + "qemuarm" | "qemuarmv6" | "qemuarmv7") + config_qemuarm + ;; + "qemuarm64") + config_qemuarm64 + ;; + "qemux86") + config_qemux86 + ;; + "qemux86-64") + config_qemux86_64 + ;; + "qemumips" | "qemumipsel" | "qemumips64") + config_qemumips + ;; + "qemuppc") + config_qemuppc + ;; + "qemush4") + config_qemush4 + ;; + "qemuzynq") + config_qemuzynq + ;; + "qemumicroblaze") + config_qemumicroblaze + ;; + *) + echo "Error: Unsupported machine type $MACHINE" + return 1 + ;; +esac + +# We need to specify -m <mem_size> to overcome a bug in qemu 0.14.0 +# https://bugs.launchpad.net/ubuntu/+source/qemu-kvm/+bug/584480 +if [ -z "$mem_set" ] ; then + SCRIPT_QEMU_EXTRA_OPT="$SCRIPT_QEMU_EXTRA_OPT -m $mem_size" +fi + +if [ "${FSTYPE:0:3}" = "ext" ]; then + KERNCMDLINE="$KERNCMDLINE rootfstype=$FSTYPE" +fi + +if [ "$FSTYPE" = "cpio.gz" ]; then + QEMUOPTIONS="-initrd $ROOTFS -nographic" + KERNCMDLINE="root=/dev/ram0 console=ttyS0 debugshell" +fi + +if [ "$FSTYPE" = "iso" ]; 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 + + +# Preserve the multiplexing behavior for the monitor that would be there based +# on whether nographic is used. +if echo "$QEMUOPTIONS $SERIALOPTS $SCRIPT_QEMU_OPT $SCRIPT_QEMU_EXTRA_OPT" | grep -- "-nographic"; then + FIRST_SERIAL_OPT="-serial mon:stdio" +else + FIRST_SERIAL_OPT="-serial mon:vc" +fi + +# qemuarm64 uses virtio for any additional serial ports so the normal mechanism +# of using -serial will not work +if [ "$MACHINE" = "qemuarm64" ]; then + SECOND_SERIAL_OPT="$SCRIPT_QEMU_EXTRA_OPT -device virtio-serial-device -chardev null,id=virtcon -device virtconsole,chardev=virtcon" +else + SECOND_SERIAL_OPT="-serial null" +fi + +# We always want a ttyS1. Since qemu by default adds a serial port when +# nodefaults is not specified, it seems that all that would be needed is to +# make sure a "-serial" is there. However, it appears that when "-serial" is +# specified, it ignores the default serial port that is normally added. +# So here we make sure to add two -serial if there are none. And only one +# if there is one -serial already. +NUM_SERIAL_OPTS=`echo $QEMUOPTIONS $SERIALOPTS $SCRIPT_QEMU_OPT $SCRIPT_QEMU_EXTRA_OPT | sed -e 's/ /\n/g' | grep --count -- -serial` + +if [ "$NUM_SERIAL_OPTS" = "0" ]; then + SCRIPT_QEMU_EXTRA_OPT="$SCRIPT_QEMU_EXTRA_OPT $FIRST_SERIAL_OPT $SECOND_SERIAL_OPT" +elif [ "$NUM_SERIAL_OPTS" = "1" ]; then + SCRIPT_QEMU_EXTRA_OPT="$SCRIPT_QEMU_EXTRA_OPT $SECOND_SERIAL_OPT" +fi + +echo "Running $QEMU..." +# -no-reboot is a mandatory option - see bug #100 +if [ "$IS_VM" = "true" ]; then + # Check root=/dev/sdX or root=/dev/vdX + [ ! -e "$VM" ] && error "VM image is not found!" + if grep -q 'root=/dev/sd' $VM; then + echo "Using scsi drive" + VM_DRIVE="-drive if=none,id=hd,file=$VM -device virtio-scsi-pci,id=scsi -device scsi-hd,drive=hd" + elif grep -q 'root=/dev/hd' $VM; then + echo "Using ide drive" + VM_DRIVE="$VM" + else + echo "Using virtio block drive" + VM_DRIVE="-drive if=virtio,file=$VM" + fi + QEMU_FIRE="$QEMUBIN $VM_DRIVE $QEMUOPTIONS $SERIALOPTS -no-reboot $SCRIPT_QEMU_OPT $SCRIPT_QEMU_EXTRA_OPT" + echo $QEMU_FIRE + LD_PRELOAD="$GL_LD_PRELOAD" $QEMU_FIRE +elif [ "$FSTYPE" = "iso" -o "$FSTYPE" = "wic" ]; then + QEMU_FIRE="$QEMUBIN $QEMUOPTIONS $SERIALOPTS -no-reboot $SCRIPT_QEMU_OPT $SCRIPT_QEMU_EXTRA_OPT" + echo $QEMU_FIRE + LD_PRELOAD="$GL_LD_PRELOAD" $QEMU_FIRE +else + QEMU_FIRE="$QEMUBIN -kernel $KERNEL $QEMUOPTIONS $SLIRP_CMD $SERIALOPTS -no-reboot $SCRIPT_QEMU_OPT $SCRIPT_QEMU_EXTRA_OPT" + echo $QEMU_FIRE -append '"'$KERNCMDLINE $SCRIPT_KERNEL_OPT'"' + LD_PRELOAD="$GL_LD_PRELOAD" $QEMU_FIRE -append "$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 |