diff options
| -rwxr-xr-x | scripts/runqemu | 1332 | ||||
| -rwxr-xr-x | scripts/runqemu-internal | 739 |
2 files changed, 807 insertions, 1264 deletions
diff --git a/scripts/runqemu b/scripts/runqemu index d52ea15936..7b0bcb24ee 100755 --- a/scripts/runqemu +++ b/scripts/runqemu @@ -1,8 +1,9 @@ -#!/bin/bash -# +#!/usr/bin/env python3 + # Handle running OE images standalone with QEMU # # Copyright (C) 2006-2011 Linux Foundation +# Copyright (c) 2016 Wind River Systems, Inc. # # 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 @@ -17,536 +18,817 @@ # with this program; if not, write to the Free Software Foundation, Inc., # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. -usage() { - MYNAME=`basename $0` -cat <<_EOF +import os +import sys +import logging +import subprocess +import re +import fcntl +import shutil +import glob +import configparser + +def create_logger(): + logger = logging.getLogger('runqemu') + logger.setLevel(logging.INFO) + + # create console handler and set level to debug + ch = logging.StreamHandler() + ch.setLevel(logging.INFO) + + # create formatter + formatter = logging.Formatter('%(name)s - %(levelname)s - %(message)s') + + # add formatter to ch + ch.setFormatter(formatter) + + # add ch to logger + logger.addHandler(ch) + + return logger + +logger = create_logger() +def print_usage(): + print(""" Usage: you can run this script with any valid combination of the following environment variables (in any order): KERNEL - the kernel image file to use ROOTFS - the rootfs image file or nfsroot directory to use MACHINE - the machine name (optional, autodetected from KERNEL filename if unspecified) Simplified QEMU command-line options can be passed with: - nographic - disables video console - serial - enables a serial console on /dev/ttyS0 - kvm - enables KVM when running qemux86/qemux86-64 (VT-capable CPU required) - kvm-vhost - enables KVM with vhost support when running qemux86/qemux86-64 (VT-capable CPU required) + nographic - disable video console + serial - enable a serial console on /dev/ttyS0 + slirp - enable user networking, no root privileges is required + kvm - enable KVM when running x86/x86_64 (VT-capable CPU required) + kvm-vhost - enable KVM with vhost when running x86/x86_64 (VT-capable CPU required) publicvnc - enable a VNC server open to all hosts - qemuparams="xyz" - specify custom parameters to QEMU - bootparams="xyz" - specify custom kernel parameters during boot + audio - enable audio + tcpserial=<port> - specify tcp serial port number + biosdir=<dir> - specify custom bios dir + biosfilename=<filename> - specify bios filename + qemuparams=<xyz> - specify custom parameters to QEMU + bootparams=<xyz> - specify custom kernel parameters during boot + help: print this text Examples: - $MYNAME qemuarm - $MYNAME qemux86-64 core-image-sato ext4 - $MYNAME qemux86-64 wic-image-minimal wic - $MYNAME path/to/bzImage-qemux86.bin path/to/nfsrootdir/ serial - $MYNAME qemux86 iso/hddimg/vmdk/qcow2/vdi/ramfs/cpio.gz... - $MYNAME qemux86 qemuparams="-m 256" - $MYNAME qemux86 bootparams="psplash=false" - $MYNAME path/to/<image>-<machine>.vmdk - $MYNAME path/to/<image>-<machine>.wic -_EOF - exit 1 -} - -if [ "x$1" = "x" ]; then - usage -fi - -error() { - echo "Error: "$* - usage -} - -MACHINE=${MACHINE:=""} -KERNEL=${KERNEL:=""} -ROOTFS=${ROOTFS:=""} -FSTYPE=${FSTYPE:=""} -LAZY_ROOTFS="" -SCRIPT_QEMU_OPT="" -SCRIPT_QEMU_EXTRA_OPT="" -SCRIPT_KERNEL_OPT="" -SERIALSTDIO="" -TCPSERIAL_PORTNUM="" -KVM_ENABLED="no" -KVM_ACTIVE="no" -VHOST_ENABLED="no" -VHOST_ACTIVE="no" -IS_VM="false" - -# Determine whether the file is a kernel or QEMU image, and set the -# appropriate variables -process_filename() { - filename=$1 - - # Extract the filename extension - EXT=`echo $filename | awk -F . '{ print \$NF }'` - case /$EXT/ in - /bin/) - # A file ending in .bin is a kernel - [ -z "$KERNEL" ] && KERNEL=$filename || \ - error "conflicting KERNEL args [$KERNEL] and [$filename]" - ;; - /ext[234]/|/jffs2/|/btrfs/) - # A file ending in a supportted fs type is a rootfs image - if [ -z "$FSTYPE" -o "$FSTYPE" = "$EXT" ]; then - FSTYPE=$EXT - ROOTFS=$filename - else - error "conflicting FSTYPE types [$FSTYPE] and [$EXT]" - fi - ;; - /hddimg/|/hdddirect/|/vmdk/|/wic/|/qcow2/|/vdi/) - FSTYPE=$EXT - VM=$filename - ROOTFS=$filename - IS_VM="true" - ;; - *) - error "unknown file arg [$filename]" - ;; - esac -} - -check_fstype_conflicts() { - if [ -z "$FSTYPE" -o "$FSTYPE" = "$1" ]; then - FSTYPE=$1 - else - error "conflicting FSTYPE types [$FSTYPE] and [$1]" - fi -} -# Parse command line args without requiring specific ordering. It's a -# bit more complex, but offers a great user experience. -while true; do - arg=${1} - case "$arg" in - "qemux86" | "qemux86-64" | "qemuarm" | "qemuarm64" | "qemumips" | "qemumipsel" | \ - "qemumips64" | "qemush4" | "qemuppc" | "qemumicroblaze" | "qemuzynq" | "qemuzynqmp") - [ -z "$MACHINE" -o "$MACHINE" = "$arg" ] && MACHINE=$arg || \ - error "conflicting MACHINE types [$MACHINE] and [$arg]" - ;; - "ext"[234] | "jffs2" | "nfs" | "btrfs") - check_fstype_conflicts $arg - ;; - "hddimg" | "hdddirect" | "wic" | "vmdk" | "qcow2" | "vdi" | "iso") - check_fstype_conflicts $arg - IS_VM="true" - ;; - "ramfs" | "cpio.gz") - FSTYPE=cpio.gz - ;; - "nographic") - SCRIPT_QEMU_OPT="$SCRIPT_QEMU_OPT -nographic" - SCRIPT_KERNEL_OPT="$SCRIPT_KERNEL_OPT console=ttyS0" - ;; - "serial") - SCRIPT_QEMU_OPT="$SCRIPT_QEMU_OPT -serial stdio" - SCRIPT_KERNEL_OPT="$SCRIPT_KERNEL_OPT console=ttyS0" - SERIALSTDIO="1" - ;; - "tcpserial="*) - TCPSERIAL_PORTNUM=${arg##tcpserial=} - ;; - "biosdir="*) - CUSTOMBIOSDIR="${arg##biosdir=}" - ;; - "biosfilename="*) - SCRIPT_QEMU_OPT="$SCRIPT_QEMU_OPT -bios ${arg##biosfilename=}" - ;; - "qemuparams="*) - SCRIPT_QEMU_EXTRA_OPT="${arg##qemuparams=}" - - # Warn user if they try to specify serial or kvm options - # to use simplified options instead - serial_option=`expr "$SCRIPT_QEMU_EXTRA_OPT" : '.*\(-serial\)'` - kvm_option=`expr "$SCRIPT_QEMU_EXTRA_OPT" : '.*\(-enable-kvm\)'` - vga_option=`expr "$SCRIPT_QEMU_EXTRA_OPT" : '.*\(-vga\)'` - [ ! -z "$serial_option" -o ! -z "$kvm_option" ] && \ - echo "Please use simplified serial or kvm options instead" - ;; - "bootparams="*) - SCRIPT_KERNEL_OPT="$SCRIPT_KERNEL_OPT ${arg##bootparams=}" - ;; - "audio") - if [ "x$MACHINE" = "xqemux86" -o "x$MACHINE" = "xqemux86-64" ]; then - echo "Enabling audio in qemu." - echo "Please install snd_intel8x0 or snd_ens1370 driver in linux guest." - QEMU_AUDIO_DRV="alsa" - SCRIPT_QEMU_OPT="$SCRIPT_QEMU_OPT -soundhw ac97,es1370" - fi - ;; - "kvm") - KVM_ENABLED="yes" - KVM_CAPABLE=`grep -q 'vmx\|svm' /proc/cpuinfo && echo 1` - ;; - "kvm-vhost") - KVM_ENABLED="yes" - KVM_CAPABLE=`grep -q 'vmx\|svm' /proc/cpuinfo && echo 1` - VHOST_ENABLED="yes" - ;; - "slirp") - SLIRP_ENABLED="yes" - ;; - "publicvnc") - SCRIPT_QEMU_OPT="$SCRIPT_QEMU_OPT -vnc :0" - ;; - *-image*) - [ -z "$ROOTFS" ] || \ - error "conflicting ROOTFS args [$ROOTFS] and [$arg]" - if [ -f "$arg" ]; then - process_filename $arg - elif [ -d "$arg" ]; then - # Handle the case where the nfsroot dir has -image- - # in the pathname - echo "Assuming $arg is an nfs rootfs" - FSTYPE=nfs - ROOTFS=$arg - else - ROOTFS=$arg - LAZY_ROOTFS="true" - fi - ;; - "") break ;; - *) - # A directory name is an nfs rootfs - if [ -d "$arg" ]; then - echo "Assuming $arg is an nfs rootfs" - if [ -z "$FSTYPE" -o "$FSTYPE" = "nfs" ]; then - FSTYPE=nfs - else - error "conflicting FSTYPE types [$arg] and nfs" - fi - - if [ -z "$ROOTFS" ]; then - ROOTFS=$arg - else - error "conflicting ROOTFS args [$ROOTFS] and [$arg]" - fi - elif [ -f "$arg" ]; then - process_filename $arg - else - error "unable to classify arg [$arg]" - fi - ;; - esac - shift -done - -if [ ! -c /dev/net/tun ] ; then - echo "TUN control device /dev/net/tun is unavailable; you may need to enable TUN (e.g. sudo modprobe tun)" - exit 1 -elif [ ! -w /dev/net/tun ] ; then - echo "TUN control device /dev/net/tun is not writable, please fix (e.g. sudo chmod 666 /dev/net/tun)" - exit 1 -fi - -# Report errors for missing combinations of options -if [ -z "$MACHINE" -a -z "$KERNEL" -a -z "$VM" -a "$FSTYPE" != "wic" ]; then - error "you must specify at least a MACHINE or KERNEL argument" -fi -if [ "$FSTYPE" = "nfs" -a -z "$ROOTFS" ]; then - error "NFS booting without an explicit ROOTFS path is not yet supported" -fi - -if [ -z "$MACHINE" ]; then - if [ "$IS_VM" = "true" ]; then - [ "x$FSTYPE" = "xwic" ] && filename=$ROOTFS || filename=$VM - MACHINE=`basename $filename | sed -n 's/.*\(qemux86-64\|qemux86\|qemuarm64\|qemuarm\|qemumips64\|qemumips\|qemuppc\|qemush4\).*/\1/p'` - if [ -z "$MACHINE" ]; then - error "Unable to set MACHINE from image filename [$VM]" - fi - echo "Set MACHINE to [$MACHINE] based on image [$VM]" - else - MACHINE=`basename $KERNEL | sed -n 's/.*\(qemux86-64\|qemux86\|qemuarm64\|qemuarm\|qemumips64\|qemumips\|qemuppc\|qemush4\).*/\1/p'` - if [ -z "$MACHINE" ]; then - error "Unable to set MACHINE from kernel filename [$KERNEL]" - fi - echo "Set MACHINE to [$MACHINE] based on kernel [$KERNEL]" - fi -fi - -YOCTO_KVM_WIKI="https://wiki.yoctoproject.org/wiki/How_to_enable_KVM_for_Poky_qemu" -YOCTO_PARAVIRT_KVM_WIKI="https://wiki.yoctoproject.org/wiki/Running_an_x86_Yocto_Linux_image_under_QEMU_KVM" -# Detect KVM configuration -if [ "x$KVM_ENABLED" = "xyes" ]; then - if [ -z "$KVM_CAPABLE" ]; then - echo "You are trying to enable KVM on a cpu without VT support." - echo "Remove kvm from the command-line, or refer" - echo "$YOCTO_KVM_WIKI"; - exit 1; - fi - if [ "x$MACHINE" != "xqemux86" -a "x$MACHINE" != "xqemux86-64" ]; then - echo "KVM only support x86 & x86-64. Remove kvm from the command-line"; - exit 1; - fi - if [ ! -e /dev/kvm ]; then - echo "Missing KVM device. Have you inserted kvm modules?" - echo "For further help see:" - echo "$YOCTO_KVM_WIKI"; - exit 1; - fi - if [ -w /dev/kvm -a -r /dev/kvm ]; then - SCRIPT_QEMU_OPT="$SCRIPT_QEMU_OPT -enable-kvm" - KVM_ACTIVE="yes" - else - echo "You have no rights on /dev/kvm." - echo "Please change the ownership of this file as described at:" - echo "$YOCTO_KVM_WIKI"; - exit 1; - fi - if [ "x$VHOST_ENABLED" = "xyes" ]; then - if [ ! -e /dev/vhost-net ]; then - echo "Missing virtio net device. Have you inserted vhost-net module?" - echo "For further help see:" - echo "$YOCTO_PARAVIRT_KVM_WIKI"; - exit 1; - fi - - if [ -w /dev/vhost-net -a -r /dev/vhost-net ]; then - VHOST_ACTIVE="yes" - else - echo "You have no rights on /dev/vhost-net." - echo "Please change the ownership of this file as described at:" - echo "$YOCTO_KVM_WIKI"; - exit 1; - fi - fi -fi - -machine2=`echo $MACHINE | tr 'a-z' 'A-Z' | sed 's/-/_/'` -# MACHINE is now set for all cases - -# Defaults used when these vars need to be inferred -QEMUX86_DEFAULT_KERNEL=bzImage-qemux86.bin -QEMUX86_DEFAULT_FSTYPE=ext4 - -QEMUX86_64_DEFAULT_KERNEL=bzImage-qemux86-64.bin -QEMUX86_64_DEFAULT_FSTYPE=ext4 - -QEMUARM_DEFAULT_KERNEL=zImage-qemuarm.bin -QEMUARM_DEFAULT_FSTYPE=ext4 - -QEMUARM64_DEFAULT_KERNEL=Image-qemuarm64.bin -QEMUARM64_DEFAULT_FSTYPE=ext4 - -QEMUMIPS_DEFAULT_KERNEL=vmlinux-qemumips.bin -QEMUMIPS_DEFAULT_FSTYPE=ext4 - -QEMUMIPSEL_DEFAULT_KERNEL=vmlinux-qemumipsel.bin -QEMUMIPSEL_DEFAULT_FSTYPE=ext4 - -QEMUMIPS64_DEFAULT_KERNEL=vmlinux-qemumips64.bin -QEMUMIPS64_DEFAULT_FSTYPE=ext4 - -QEMUSH4_DEFAULT_KERNEL=vmlinux-qemumips.bin -QEMUSH4_DEFAULT_FSTYPE=ext4 - -QEMUPPC_DEFAULT_KERNEL=vmlinux-qemuppc.bin -QEMUPPC_DEFAULT_FSTYPE=ext4 - -QEMUMICROBLAZE_DEFAULT_KERNEL=linux.bin.ub -QEMUMICROBLAZE_DEFAULT_FSTYPE=cpio - -QEMUZYNQ_DEFAULT_KERNEL=uImage -QEMUZYNQ_DEFAULT_FSTYPE=cpio - -QEMUZYNQMP_DEFAULT_KERNEL=Image -QEMUZYNQMP_DEFAULT_FSTYPE=cpio - -setup_path_vars() { - if [ -z "$OE_TMPDIR" ] ; then - PATHS_REQUIRED=true - elif [ "$1" = "1" -a -z "$DEPLOY_DIR_IMAGE" ] ; then - PATHS_REQUIRED=true - else - PATHS_REQUIRED=false - fi - - if [ "$PATHS_REQUIRED" = "true" ]; then - # Try to get the variable values from bitbake - type -P bitbake &>/dev/null || { - echo "In order for this script to dynamically infer paths"; - echo "to kernels or filesystem images, you either need"; - echo "bitbake in your PATH or to source oe-init-build-env"; - echo "before running this script" >&2; - exit 1; } - - # We have bitbake in PATH, get the variable values from bitbake - BITBAKE_ENV_TMPFILE=`mktemp --tmpdir runqemu.XXXXXXXXXX` - if [ "$?" != "0" ] ; then - echo "Error: mktemp failed for bitbake environment output" - exit 1 - fi - - MACHINE=$MACHINE bitbake -e > $BITBAKE_ENV_TMPFILE - if [ -z "$OE_TMPDIR" ] ; then - OE_TMPDIR=`sed -n 's/^TMPDIR=\"\(.*\)\"/\1/p' $BITBAKE_ENV_TMPFILE` - fi - if [ -z "$DEPLOY_DIR_IMAGE" ] ; then - DEPLOY_DIR_IMAGE=`sed -n 's/^DEPLOY_DIR_IMAGE=\"\(.*\)\"/\1/p' $BITBAKE_ENV_TMPFILE` - fi - if [ -z "$QEMU_DTB" ] ; then - QEMU_DTB=`sed -n 's/^QEMU_DTB=\"\(.*\)\"/\1/p' $BITBAKE_ENV_TMPFILE` - fi - if [ -z "$OE_TMPDIR" ]; then - # Check for errors from bitbake that the user needs to know about - BITBAKE_OUTPUT=`cat $BITBAKE_ENV_TMPFILE | wc -l` - if [ "$BITBAKE_OUTPUT" -eq "0" ]; then - echo "Error: this script needs to be run from your build directory, or you need" - echo "to explicitly set OE_TMPDIR and DEPLOY_DIR_IMAGE in your environment" - else - echo "There was an error running bitbake to determine TMPDIR" - echo "Here is the output from 'bitbake -e':" - cat $BITBAKE_ENV_TMPFILE - fi - rm $BITBAKE_ENV_TMPFILE - exit 1 - fi - rm $BITBAKE_ENV_TMPFILE - fi -} - -setup_sysroot() { - # Toolchain installs set up $OECORE_NATIVE_SYSROOT in their - # environment script. If that variable isn't set, we're - # either in an in-tree build scenario or the environment - # script wasn't source'd. - if [ -z "$OECORE_NATIVE_SYSROOT" ]; then - setup_path_vars - BUILD_ARCH=`uname -m` - BUILD_OS=`uname | tr '[A-Z]' '[a-z]'` - BUILD_SYS="$BUILD_ARCH-$BUILD_OS" - - OECORE_NATIVE_SYSROOT=$OE_TMPDIR/sysroots/$BUILD_SYS - fi - - # Some recipes store the BIOS under $OE_TMPDIR/sysroots/$MACHINE, - # now defined as OECORE_MACHINE_SYSROOT. The latter is used when searching - # BIOS, VGA BIOS and keymaps. - if [ -z "$OECORE_MACHINE_SYSROOT" ]; then - OECORE_MACHINE_SYSROOT=$OE_TMPDIR/sysroots/$MACHINE - fi -} - -# Locate a rootfs image to boot which matches our expected -# machine and fstype. -findimage() { - where=$1 - machine=$2 - extension=$3 - - # Sort rootfs candidates by modification time - the most - # recently created one is the one we most likely want to boot. - filename=`ls -t1 $where/*-image*$machine.$extension 2>/dev/null | head -n1` - if [ "x$filename" != "x" ]; then - ROOTFS=$filename - return - fi - - echo "Couldn't find a $machine rootfs image in $where." - exit 1 -} - -if [ -e "$ROOTFS" -a -z "$FSTYPE" ]; then - # Extract the filename extension - EXT=`echo $ROOTFS | awk -F . '{ print \$NF }'` - if [ "x$EXT" = "xext2" -o "x$EXT" = "xext3" -o \ - "x$EXT" = "xjffs2" -o "x$EXT" = "xbtrfs" -o \ - "x$EXT" = "xext4" ]; then - FSTYPE=$EXT - else - echo "Note: Unable to determine filesystem extension for $ROOTFS" - echo "We will use the default FSTYPE for $MACHINE" - # ...which is done further below... - fi -fi - -if [ -z "$KERNEL" -a "$IS_VM" = "false" ]; then \ - setup_path_vars 1 - eval kernel_file=\$${machine2}_DEFAULT_KERNEL - KERNEL=$DEPLOY_DIR_IMAGE/$kernel_file - - if [ -z "$KERNEL" ]; then - error "Unable to determine default kernel for MACHINE [$MACHINE]" - fi -fi -# KERNEL is now set for all cases - -if [ -z "$FSTYPE" ]; then - eval FSTYPE=\$${machine2}_DEFAULT_FSTYPE - - if [ -z "$FSTYPE" ]; then - error "Unable to determine default fstype for MACHINE [$MACHINE]" - fi -fi - -# FSTYPE is now set for all cases - -# Handle cases where a ROOTFS type is given instead of a filename, e.g. -# core-image-sato -if [ "$LAZY_ROOTFS" = "true" ]; then - setup_path_vars 1 - echo "Assuming $ROOTFS really means $DEPLOY_DIR_IMAGE/$ROOTFS-$MACHINE.$FSTYPE" - if [ "$IS_VM" = "true" ]; then - VM=$DEPLOY_DIR_IMAGE/$ROOTFS-$MACHINE.$FSTYPE - else - ROOTFS=$DEPLOY_DIR_IMAGE/$ROOTFS-$MACHINE.$FSTYPE - fi -fi - -if [ -z "$ROOTFS" ]; then - setup_path_vars 1 - T=$DEPLOY_DIR_IMAGE - eval rootfs_list=\$${machine2}_DEFAULT_ROOTFS - findimage $T $MACHINE $FSTYPE - - if [ -z "$ROOTFS" ]; then - error "Unable to determine default rootfs for MACHINE [$MACHINE]" - elif [ "$IS_VM" = "true" ]; then - VM=$ROOTFS - fi -fi -# ROOTFS is now set for all cases, now expand it to be an absolute path, it should exist at this point - -ROOTFS=`readlink -f $ROOTFS` - -echo "" -echo "Continuing with the following parameters:" -if [ "$IS_VM" = "false" ]; then - echo "KERNEL: [$KERNEL]" - echo "ROOTFS: [$ROOTFS]" -else - echo "VM: [$VM]" -fi -echo "FSTYPE: [$FSTYPE]" - -setup_sysroot -# OECORE_NATIVE_SYSROOT and OECORE_MACHINE_SYSROOT are now set for all cases - -INTERNAL_SCRIPT="$0-internal" -if [ ! -f "$INTERNAL_SCRIPT" -o ! -r "$INTERNAL_SCRIPT" ]; then -INTERNAL_SCRIPT=`which runqemu-internal` -fi - -# Specify directory for BIOS, VGA BIOS and keymaps -if [ ! -z "$CUSTOMBIOSDIR" ]; then - if [ -d "$OECORE_NATIVE_SYSROOT/$CUSTOMBIOSDIR" ]; then - echo "Assuming biosdir is $OECORE_NATIVE_SYSROOT/$CUSTOMBIOSDIR" - SCRIPT_QEMU_OPT="$SCRIPT_QEMU_OPT -L $OECORE_NATIVE_SYSROOT/$CUSTOMBIOSDIR" - elif [ -d "$OECORE_MACHINE_SYSROOT/$CUSTOMBIOSDIR" ]; then - echo "Assuming biosdir is $OECORE_MACHINE_SYSROOT/$CUSTOMBIOSDIR" - SCRIPT_QEMU_OPT="$SCRIPT_QEMU_OPT -L $OECORE_MACHINE_SYSROOT/$CUSTOMBIOSDIR" - else - if [ ! -d "$CUSTOMBIOSDIR" ]; then - echo "Custom BIOS directory not found. Tried: $CUSTOMBIOSDIR" - echo "and $OECORE_NATIVE_SYSROOT/$CUSTOMBIOSDIR" - echo "and $OECORE_MACHINE_SYSROOT/$CUSTOMBIOSDIR" - exit 1; - fi - echo "Assuming biosdir is $CUSTOMBIOSDIR" - SCRIPT_QEMU_OPT="$SCRIPT_QEMU_OPT -L $CUSTOMBIOSDIR" - fi -fi - -. $INTERNAL_SCRIPT -exit $? + runqemu qemuarm + runqemu tmp/deploy/images/qemuarm + runqemu tmp/deploy/images/qemux86/.qemuboot.conf + runqemu qemux86-64 core-image-sato ext4 + runqemu qemux86-64 wic-image-minimal wic + runqemu path/to/bzImage-qemux86.bin path/to/nfsrootdir/ serial + runqemu qemux86 iso/hddimg/vmdk/qcow2/vdi/ramfs/cpio.gz... + runqemu qemux86 qemuparams="-m 256" + runqemu qemux86 bootparams="psplash=false" + runqemu path/to/<image>-<machine>.vmdk + runqemu path/to/<image>-<machine>.wic +""") + +def check_tun(): + """Check /dev/net/run""" + dev_tun = '/dev/net/tun' + if not os.path.exists(dev_tun): + raise Exception("TUN control device %s is unavailable; you may need to enable TUN (e.g. sudo modprobe tun)" % dev_tun) + + if not os.access(dev_tun, os.W_OK): + raise Exception("TUN control device %s is not writable, please fix (e.g. sudo chmod 666 %s)" % (dev_tun, dev_tun)) + +def check_libgl(qemu_bin): + cmd = 'ldd %s' % qemu_bin + logger.info('Running %s...' % cmd) + need_gl = subprocess.Popen(cmd, shell=True, stdout=subprocess.PIPE).stdout.read().decode('utf-8') + if re.search('libGLU', need_gl): + # We can't run without a libGL.so + libgl = False + check_files = (('/usr/lib/libGL.so', '/usr/lib/libGLU.so'), \ + ('/usr/lib64/libGL.so', '/usr/lib64/libGLU.so'), \ + ('/usr/lib/*-linux-gnu/libGL.so', '/usr/lib/*-linux-gnu/libGLU.so')) + + for (f1, f2) in check_files: + if re.search('\*', f1): + for g1 in glob.glob(f1): + if libgl: + break + if os.path.exists(g1): + for g2 in glob.glob(f2): + if os.path.exists(g2): + libgl = True + break + if libgl: + break + else: + if os.path.exists(f1) and os.path.exists(f2): + libgl = True + break + if not libgl: + logger.error("You need libGL.so and libGLU.so to exist in your library path to run the QEMU emulator.") + logger.error("Ubuntu package names are: libgl1-mesa-dev and libglu1-mesa-dev.") + logger.error("Fedora package names are: mesa-libGL-devel mesa-libGLU-devel.") + raise Exception('%s requires libGLU, but not found' % qemu_bin) + +class BaseConfig(object): + def __init__(self): + # Vars can be merged with .qemuboot.conf, use a dict to manage them. + self.d = { + 'MACHINE': '', + 'DEPLOY_DIR_IMAGE': '', + 'QB_KERNEL_ROOT': '/dev/vda', + } + + self.qemu_opt = '' + self.qemu_opt_script = '' + self.nfs_dir = '' + self.clean_nfs_dir = False + self.nfs_server = '' + self.rootfs = '' + self.qemuboot = '' + self.kernel = '' + self.kernel_cmdline = '' + self.kernel_cmdline_script = '' + self.fstype = '' + self.kvm_enabled = False + self.vhost_enabled = False + self.slirp_enabled = False + self.nfs_instance = 0 + self.nfs_running = False + self.serialstdio = False + self.cleantap = False + self.saved_stty = '' + self.audio_enabled = False + self.tcpserial_portnum = '' + self.custombiosdir = '' + self.lock = '' + self.lock_descriptor = '' + self.bitbake_e = '' + self.fstypes = ('ext2', 'ext3', 'ext4', 'jffs2', 'nfs', 'btrfs', 'cpio.gz', 'cpio', 'ramfs') + self.vmtypes = ('hddimg', 'hdddirect', 'wic', 'vmdk', 'qcow2', 'vdi', 'iso') + + def acquire_lock(self): + logger.info("Acquiring lockfile %s..." % self.lock) + lock_descriptor = open(self.lock, 'w') + try: + fcntl.flock(lock_descriptor, fcntl.LOCK_EX|fcntl.LOCK_NB) + except Exception as e: + logger.info("Acquiring lockfile %s failed: %s" % (self.lock, e)) + lock_descriptor.close() + return False + self.lock_descriptor = lock_descriptor + return True + + def release_lock(self): + fcntl.flock(self.lock_descriptor, fcntl.LOCK_UN) + self.lock_descriptor.close() + os.remove(self.lock) + + def get(self, key): + if key in self.d: + return self.d.get(key) + else: + return '' + + def set(self, key, value): + self.d[key] = value + + def is_deploy_dir_image(self, p): + if os.path.isdir(p): + if not re.search('.qemuboot.conf$', '\n'.join(os.listdir(p)), re.M): + logger.info("Can't find required qemuboot.conf in %s" % p) + return False + if not re.search('-image-', '\n'.join(os.listdir(p))): + logger.info("Can't find *-image-* in %s" % p) + return False + return True + else: + return False + + def check_arg_fstype(self, fst): + """Check and set FSTYPE""" + if fst not in self.fstypes + self.vmtypes: + logger.warn("Maybe unsupported FSTYPE: %s" % fst) + if not self.fstype or self.fstype == fst: + if fst == 'ramfs': + fst = 'cpio.gz' + self.fstype = fst + else: + raise Exception("Conflicting: FSTYPE %s and %s" % (self.fstype, fst)) + + def set_machine_deploy_dir(self, machine, deploy_dir_image): + """Set MACHINE and DEPLOY_DIR_IMAGE""" + logger.info('MACHINE: %s' % machine) + self.set("MACHINE", machine) + logger.info('DEPLOY_DIR_IMAGE: %s' % deploy_dir_image) + self.set("DEPLOY_DIR_IMAGE", deploy_dir_image) + + def check_arg_nfs(self, p): + if os.path.isdir(p): + self.nfs_dir = p + else: + m = re.match('(.*):(.*)', p) + self.nfs_server = m.group(1) + self.nfs_dir = m.group(2) + self.rootfs = "" + self.check_arg_fstype('nfs') + + def check_arg_path(self, p): + """ + - Check whether it is <image>.qemuboot.conf or contains <image>.qemuboot.conf + - Check whether is a kernel file + - Check whether is a image file + - Check whether it is a nfs dir + """ + if p.endswith('.qemuboot.conf'): + self.qemuboot = p + elif re.search('\.bin$', p) or re.search('bzImage', p) or \ + re.search('zImage', p) or re.search('vmlinux', p) or \ + re.search('fitImage', p) or re.search('uImage', p): + self.kernel = p + elif os.path.exists(p) and (not os.path.isdir(p)) and re.search('-image-', os.path.basename(p)): + self.rootfs = p + dirpath = os.path.dirname(p) + m = re.search('(.*)\.(.*)$', p) + if m: + qb = '%s%s' % (re.sub('\.rootfs$', '', m.group(1)), '.qemuboot.conf') + if os.path.exists(qb): + self.qemuboot = qb + else: + logger.warn("%s doesn't exist" % qb) + fst = m.group(2) + self.check_arg_fstype(fst) + else: + raise Exception("Can't find FSTYPE from: %s" % p) + elif os.path.isdir(p) or re.search(':', arg) and re.search('/', arg): + if self.is_deploy_dir_image(p): + logger.info('DEPLOY_DIR_IMAGE: %s' % p) + self.set("DEPLOY_DIR_IMAGE", p) + else: + logger.info("Assuming %s is an nfs rootfs" % p) + self.check_arg_nfs(p) + else: + raise Exception("Unknown path arg %s" % p) + + def check_arg_machine(self, arg): + """Check whether it is a machine""" + if self.get('MACHINE') and self.get('MACHINE') != arg or re.search('/', arg): + raise Exception("Unknown arg: %s" % arg) + elif self.get('MACHINE') == arg: + return + logger.info('Assuming MACHINE = %s' % arg) + cmd = 'MACHINE=%s bitbake -e' % arg + logger.info('Running %s...' % cmd) + self.bitbake_e = subprocess.Popen(cmd, shell=True, stdout=subprocess.PIPE).stdout.read().decode('utf-8') + # bitbake -e doesn't report invalid MACHINE as an error, so + # let's check DEPLOY_DIR_IMAGE to make sure that it is a valid + # MACHINE. + s = re.search('^DEPLOY_DIR_IMAGE="(.*)"', self.bitbake_e, re.M) + if s: + deploy_dir_image = s.group(1) + else: + raise Exception("bitbake -e %s" % self.bitbake_e) + if self.is_deploy_dir_image(deploy_dir_image): + self.set_machine_deploy_dir(arg, deploy_dir_image) + else: + logger.error("%s not a directory valid DEPLOY_DIR_IMAGE" % deploy_dir_image) + raise Exception("Failed to set MACHINE to %s. Unknown arg: %s" % (arg, arg)) + + def check_args(self): + unknown_arg = "" + for arg in sys.argv[1:]: + if arg in self.fstypes + self.vmtypes: + self.check_arg_fstype(arg) + elif arg == 'nographic': + self.qemu_opt_script += ' -nographic' + self.kernel_cmdline_script += ' console=ttyS0' + elif arg == 'serial': + self.kernel_cmdline_script += ' console=ttyS0' + self.serialstdio = True + elif arg == 'audio': + logger.info("Enabling audio in qemu") + logger.info("Please install sound drivers in linux host") + self.audio_enabled = True + elif arg == 'kvm': + self.kvm_enabled = True + elif arg == 'kvm-vhost': + self.vhost_enabled = True + elif arg == 'slirp': + self.slirp_enabled = True + elif arg == 'publicvnc': + self.qemu_opt_script += ' -vnc :0' + elif arg.startswith('tcpserial='): + self.tcpserial_portnum = arg[len('tcpserial='):] + elif arg.startswith('biosdir='): + self.custombiosdir = arg[len('biosdir='):] + elif arg.startswith('biosfilename='): + self.qemu_opt_script += ' -bios %s' % arg[len('biosfilename='):] + elif arg.startswith('qemuparams='): + self.qemu_opt_script += ' %s' % arg[len('qemuparams='):] + elif arg.startswith('bootparams='): + self.kernel_cmdline_script += ' %s' % arg[len('bootparams='):] + elif os.path.exists(arg) or (re.search(':', arg) and re.search('/', arg)): + self.check_arg_path(os.path.abspath(arg)) + elif re.search('-image-', arg): + # Lazy rootfs + self.rootfs = arg + else: + # At last, assume is it the MACHINE + if (not unknown_arg) or unknown_arg == arg: + unknown_arg = arg + else: + raise Exception("Can't handle two unknown args: %s %s" % (unknown_arg, arg)) + # Check to make sure it is a valid machine + if unknown_arg: + if self.get('MACHINE') == unknown_arg: + return + if not self.get('DEPLOY_DIR_IMAGE'): + # Trying to get DEPLOY_DIR_IMAGE from env. + p = os.getenv('DEPLOY_DIR_IMAGE') + if p and self.is_deploy_dir_image(p): + machine = os.path.basename(p) + if unknown_arg == machine: + self.set_machine_deploy_dir(machine, p) + return + else: + logger.info('DEPLOY_DIR_IMAGE: %s' % p) + self.set("DEPLOY_DIR_IMAGE", p) + self.check_arg_machine(unknown_arg) + + def check_kvm(self): + """Check kvm and kvm-host""" + if not (self.kvm_enabled or self.vhost_enabled): + self.qemu_opt_script += ' %s %s' % (self.get('QB_MACHINE'), self.get('QB_CPU')) + return + + if not self.get('QB_CPU_KVM'): + raise Exception("QB_CPU_KVM is NULL, this board doesn't support kvm") + + self.qemu_opt_script += ' %s %s' % (self.get('QB_MACHINE'), self.get('QB_CPU_KVM')) + yocto_kvm_wiki = "https://wiki.yoctoproject.org/wiki/How_to_enable_KVM_for_Poky_qemu" + yocto_paravirt_kvm_wiki = "https://wiki.yoctoproject.org/wiki/Running_an_x86_Yocto_Linux_image_under_QEMU_KVM" + dev_kvm = '/dev/kvm' + dev_vhost = '/dev/vhost-net' + with open('/proc/cpuinfo', 'r') as f: + kvm_cap = re.search('vmx|svm', "".join(f.readlines())) + if not kvm_cap: + logger.error("You are trying to enable KVM on a cpu without VT support.") + logger.error("Remove kvm from the command-line, or refer:") + raise Exception(yocto_kvm_wiki) + + if not os.path.exists(dev_kvm): + logger.error("Missing KVM device. Have you inserted kvm modules?") + logger.error("For further help see:") + raise Exception(yocto_kvm_wiki) + + if os.access(dev_kvm, os.W_OK|os.R_OK): + self.qemu_opt_script += ' -enable-kvm' + else: + logger.error("You have no read or write permission on /dev/kvm.") + logger.error("Please change the ownership of this file as described at:") + raise Exception(yocto_kvm_wiki) + + if self.vhost_enabled: + if not os.path.exists(dev_vhost): + logger.error("Missing virtio net device. Have you inserted vhost-net module?") + logger.error("For further help see:") + raise Exception(yocto_paravirt_kvm_wiki) + + if not os.access(dev_kvm, os.W_OK|os.R_OK): + logger.error("You have no read or write permission on /dev/vhost-net.") + logger.error("Please change the ownership of this file as described at:") + raise Exception(yocto_kvm_wiki) + + def check_fstype(self): + """Check and setup FSTYPE""" + if not self.fstype: + fstype = self.get('QB_DEFAULT_FSTYPE') + if fstype: + self.fstype = fstype + else: + raise Exception("FSTYPE is NULL!") + + def check_rootfs(self): + """Check and set rootfs""" + + if self.fstype == 'nfs': + return + + if self.rootfs and not os.path.exists(self.rootfs): + # Lazy rootfs + self.rootfs = "%s/%s-%s.%s" % (self.get('DEPLOY_DIR_IMAGE'), + self.rootfs, self.get('MACHINE'), + self.fstype) + elif not self.rootfs: + cmd = '%s/%s*.%s' % (self.get('DEPLOY_DIR_IMAGE'), self.get('IMAGE_NAME'), self.fstype) + all_files = glob.glob(cmd) + if all_files: + self.rootfs = all_files[0] + else: + raise Exception("Failed to find rootfs: %s" % cmd) + + if not os.path.exists(self.rootfs): + raise Exception("Can't find rootfs: %s" % self.rootfs) + + def check_kernel(self): + """Check and set kernel, dtb""" + # The vm image doesn't need a kernel + if self.fstype in self.vmtypes: + return + kernel = self.kernel + if not kernel: + kernel = "%s/%s" % (self.get('DEPLOY_DIR_IMAGE'), self.get('QB_DEFAULT_KERNEL')) + + if os.path.exists(kernel): + self.kernel = kernel + else: + raise Exception("KERNEL %s not found" % kernel) + + dtb = self.get('QB_DTB') + if dtb: + dtb = "%s/%s" % (self.get('DEPLOY_DIR_IMAGE'), dtb) + if os.path.exists(dtb): + self.set('QB_DTB', '-dtb %s' % dtb) + else: + raise Exception("DTB %s not found" % dtb) + + + def check_biosdir(self): + """Check custombiosdir""" + if not self.custombiosdir: + return + + biosdir = "" + biosdir_native = "%s/%s" % (self.get('STAGING_DIR_NATIVE'), self.custombiosdir) + biosdir_host = "%s/%s" % (self.get('STAGING_DIR_HOST'), self.custombiosdir) + for i in (self.custombiosdir, biosdir_native, biosdir_host): + if os.path.isdir(i): + biosdir = i + break + + if biosdir: + logger.info("Assuming biosdir is: %s" % biosdir) + self.qemu_opt_script += ' -L %s' % biosdir + else: + logger.error("Custom BIOS directory not found. Tried: %s, %s, and %s" % (self.custombiosdir, biosdir_native, biosdir_host)) + raise Exception("Invalid custombiosdir: %s" % self.custombiosdir) + + def check_mem(self): + s = re.search('-m +([0-9]+)', self.qemu_opt_script) + if s: + self.set('QB_MEM', '-m %s' % s.group(1)) + elif not self.get('QB_MEM'): + logger.info('QB_MEM is not set, use 512M by default') + self.set('QB_MEM', '-m 512') + + self.kernel_cmdline_script += ' mem=%s' % self.get('QB_MEM').replace('-m','').strip() + 'M' + self.qemu_opt_script += ' %s' % self.get('QB_MEM') + + def check_tcpserial(self): + if self.tcpserial_portnum: + if self.get('QB_TCPSERIAL_OPT'): + self.qemu_opt_script += ' ' + self.get('QB_TCPSERIAL_OPT').replace('@PORT@', self.tcpserial_portnum) + else: + self.qemu_opt_script += ' -serial tcp:127.0.0.1:%s' % self.tcpserial_portnum + + def check_and_set(self): + """Check configs sanity and set when needed""" + check_tun() + # Check audio + if self.audio_enabled: + if not self.get('QB_AUDIO_DRV'): + raise Exception("QB_AUDIO_DRV is NULL, this board doesn't support audio") + if not self.get('QB_AUDIO_OPT'): + logger.warn('QB_AUDIO_OPT is NULL, you may need define it to make audio work') + else: + self.qemu_opt_script += ' %s' % self.get('QB_AUDIO_OPT') + os.putenv('QEMU_AUDIO_DRV', self.get('QB_AUDIO_DRV')) + else: + os.putenv('QEMU_AUDIO_DRV', 'none') + + self.check_kvm() + self.check_fstype() + self.check_rootfs() + self.check_kernel() + self.check_biosdir() + self.check_mem() + self.check_tcpserial() + + def read_qemuboot(self): + if not self.qemuboot: + if self.get('DEPLOY_DIR_IMAGE'): + deploy_dir_image = self.get('DEPLOY_DIR_IMAGE') + elif os.getenv('DEPLOY_DIR_IMAGE'): + deploy_dir_image = os.getenv('DEPLOY_DIR_IMAGE') + else: + raise Exception("DEPLOY_DIR_IMAGE is NULL!") + + if self.rootfs and not os.path.exists(self.rootfs): + # Lazy rootfs + machine = self.get('MACHINE') + if not machine: + machine = os.path.basename(deploy_dir_image) + self.qemuboot = "%s/%s-%s.qemuboot.conf" % (deploy_dir_image, + self.rootfs, machine) + else: + cmd = 'ls -t %s/*.qemuboot.conf' % deploy_dir_image + logger.info('Running %s...' % cmd) + qbs = subprocess.Popen(cmd, shell=True, stdout=subprocess.PIPE).stdout.read().decode('utf-8') + if qbs: + self.qemuboot = qbs.split()[0] + + if not os.path.exists(self.qemuboot): + raise Exception("Failed to find <image>.qemuboot.conf!") + + logger.info('CONFFILE: %s' % self.qemuboot) + + cf = configparser.ConfigParser() + cf.read(self.qemuboot) + for k, v in cf.items('config_bsp'): + k_upper = k.upper() + self.set(k_upper, v) + + def print_config(self): + logger.info('Continuing with the following parameters:\n') + if not self.fstype in self.vmtypes: + print('KERNEL: [%s]' % self.kernel) + print('MACHINE: [%s]' % self.get('MACHINE')) + print('FSTYPE: [%s]' % self.fstype) + if self.fstype == 'nfs': + print('NFS_DIR: [%s]' % self.nfs_dir) + else: + print('ROOTFS: [%s]' % self.rootfs) + print('CONFFILE: [%s]' % self.qemuboot) + print('') + + def setup_nfs(self): + if not self.nfs_server: + if self.slirp_enabled: + self.nfs_server = '10.0.2.2' + else: + self.nfs_server = '192.168.7.1' + + nfs_instance = int(self.nfs_instance) + + 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=%s,mountprog=%s,nfsprog=%s,udp,mountport=%s" % (nfsd_port, mountd_rpcport, nfsd_rpcport, mountd_port) + self.unfs_opts = unfs_opts + + p = '%s/.runqemu-sdk/pseudo' % os.getenv('HOME') + os.putenv('PSEUDO_LOCALSTATEDIR', p) + + # Extract .tar.bz2 or .tar.bz if no self.nfs_dir + if not self.nfs_dir: + src_prefix = '%s/%s' % (self.get('DEPLOY_DIR_IMAGE'), self.get('IMAGE_LINK_NAME')) + dest = "%s-nfsroot" % src_prefix + if os.path.exists('%s.pseudo_state' % dest): + logger.info('Use %s as NFS_DIR' % dest) + self.nfs_dir = dest + else: + src = "" + src1 = '%s.tar.bz2' % src_prefix + src2 = '%s.tar.gz' % src_prefix + if os.path.exists(src1): + src = src1 + elif os.path.exists(src2): + src = src2 + if not src: + raise Exception("No NFS_DIR is set but can't find %s or %s to extract" % (src1, src2)) + logger.info('NFS_DIR not found, extracting %s to %s' % (src, dest)) + cmd = 'runqemu-extract-sdk %s %s' % (src, dest) + logger.info('Running %s...' % cmd) + if subprocess.call(cmd, shell=True) != 0: + raise Exception('Failed to run %s' % cmd) + self.clean_nfs_dir = True + self.nfs_dir = dest + + # Start the userspace NFS server + cmd = 'runqemu-export-rootfs restart %s' % self.nfs_dir + logger.info('Running %s...' % cmd) + if subprocess.call(cmd, shell=True) != 0: + raise Exception('Failed to run %s' % cmd) + + self.nfs_running = True + + + def setup_slirp(self): + if self.fstype == 'nfs': + self.setup_nfs() + self.kernel_cmdline_script += ' ip=dhcp' + self.set('NETWORK_CMD', self.get('QB_SLIRP_OPT')) + + def setup_tap(self): + """Setup tap""" + + # 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' + self.qemuifup = shutil.which('runqemu-ifup') + self.qemuifdown = shutil.which('runqemu-ifdown') + ip = shutil.which('ip') + lockdir = "/tmp/qemu-tap-locks" + + if not (self.qemuifup and self.qemuifdown and ip): + raise Exception("runqemu-ifup, runqemu-ifdown or ip not found") + + if not os.path.exists(lockdir): + os.mkdir(lockdir) + + cmd = '%s link' % ip + logger.info('Running %s...' % cmd) + ip_link = subprocess.Popen(cmd, shell=True, stdout=subprocess.PIPE).stdout.read().decode('utf-8') + # Matches line like: 6: tap0: <foo> + possibles = re.findall('^[1-9]+: +(tap[0-9]+): <.*', ip_link, re.M) + tap = "" + for p in possibles: + lockfile = os.path.join(lockdir, p) + if os.path.exists('%s.skip' % lockfile): + logger.info('Found %s.skip, skipping %s' % (lockfile, p)) + continue + self.lock = lockfile + '.lock' + if self.acquire_lock(): + tap = p + logger.info("Using preconfigured tap device %s" % tap) + logger.info("If this is not intended, touch %s.skip to make runqemu skip %s." %(lockfile, tap)) + break + + if not tap: + if os.path.exists(nosudo_flag): + logger.error("Error: There are no available tap devices to use for networking,") + logger.error("and I see %s exists, so I am not going to try creating" % nosudo_flag) + raise Exception("a new one with sudo.") + + gid = os.getgid() + uid = os.getuid() + logger.info("Setting up tap interface under sudo") + cmd = 'sudo %s %s %s %s' % (self.qemuifup, uid, gid, self.get('STAGING_DIR_NATIVE')) + tap = subprocess.Popen(cmd, shell=True, stdout=subprocess.PIPE).stdout.read().decode('utf-8').rstrip('\n') + lockfile = os.path.join(lockdir, tap) + self.lock = lockfile + '.lock' + self.acquire_lock() + self.cleantap = True + logger.info('Created tap: %s' % tap) + + self.tap = tap + n0 = tap[3:] + n1 = int(n0) * 2 + 1 + n2 = n1 + 1 + self.nfs_instance = n0 + if self.fstype == 'nfs': + self.setup_nfs() + self.kernel_cmdline_script += " ip=192.168.7.%s::192.168.7.%s:255.255.255.0" % (n2, n1) + qb_tap_opt = self.get('QB_TAP_OPT') + if qb_tap_opt: + qemu_tap_opt = qb_tap_opt.replace('@TAP@', tap) + else: + qemu_tap_opt = "-net nic,model=virtio -net tap,vlan=0,ifname=%s,script=no,downscript=no" % self.tap + + if self.vhost_enabled: + qemu_tap_opt += ',vhost=on' + + self.set('NETWORK_CMD', qemu_tap_opt) + + def setup_network(self): + cmd = "stty -g" + self.saved_stty = subprocess.Popen(cmd, shell=True, stdout=subprocess.PIPE).stdout.read().decode('utf-8') + if self.slirp_enabled: + self.setup_slirp() + else: + self.setup_tap() + + qb_rootfs_opt = self.get('QB_ROOTFS_OPT') + if qb_rootfs_opt: + self.rootfs_options = qb_rootfs_opt.replace('@ROOTFS@', self.rootfs) + else: + self.rootfs_options = '-drive file=%s,if=virtio,format=raw' % self.rootfs + + if self.fstype in ('cpio.gz', 'cpio'): + self.set('NETWORK_CMD', '') + self.kernel_cmdline = 'root=/dev/ram0 rw debugshell' + self.rootfs_options = '-initrd %s' % self.rootfs + else: + if self.fstype in self.vmtypes: + if self.fstype == 'iso': + vm_drive = '-cdrom %s' % self.rootfs + else: + cmd1 = "grep -q 'root=/dev/sd' %s" % self.rootfs + cmd2 = "grep -q 'root=/dev/hd' %s" % self.rootfs + if subprocess.call(cmd1, shell=True) == 0: + logger.info('Using scsi drive') + vm_drive = '-drive if=none,id=hd,file=%s -device virtio-scsi-pci,id=scsi -device scsi-hd,drive=hd' % self.rootfs + elif subprocess.call(cmd2, shell=True) == 0: + logger.info('Using scsi drive') + vm_drive = self.rootfs + else: + logger.warn("Can't detect drive type %s" % self.rootfs) + logger.warn('Tring to use virtio block drive') + vm_drive = '-drive if=virtio,file=%s' % self.rootfs + self.rootfs_options = '%s -no-reboot' % vm_drive + self.kernel_cmdline = 'root=%s rw highres=off' % (self.get('QB_KERNEL_ROOT')) + + if self.fstype == 'nfs': + self.rootfs_options = '' + k_root = '/dev/nfs nfsroot=%s:%s,%s' % (self.nfs_server, self.nfs_dir, self.unfs_opts) + self.kernel_cmdline = 'root=%s rw highres=off' % k_root + + self.set('ROOTFS_OPTIONS', self.rootfs_options) + + def setup_final(self): + qemu_system = self.get('QB_SYSTEM_NAME') + if not qemu_system: + raise Exception("Failed to boot, QB_SYSTEM_NAME is NULL!") + + qemu_bin = '%s/%s' % (self.get('STAGING_BINDIR_NATIVE'), qemu_system) + if not os.access(qemu_bin, os.X_OK): + raise Exception("No QEMU binary '%s' could be found" % qemu_bin) + + check_libgl(qemu_bin) + + self.qemu_opt = "%s %s %s %s %s %s" % (qemu_bin, self.get('NETWORK_CMD'), self.qemu_opt_script, self.get('ROOTFS_OPTIONS'), self.get('QB_DTB'), self.get('QB_OPT_APPEND')) + + if self.serialstdio: + logger.info("Interrupt character is '^]'") + cmd = "stty intr ^]" + subprocess.call(cmd, shell=True) + + first_serial = "" + if not re.search("-nographic", self.qemu_opt): + first_serial = "-serial mon:vc" + # 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. + serial_num = len(re.findall("-serial", self.qemu_opt)) + if serial_num == 0: + self.qemu_opt += " %s %s" % (first_serial, self.get("QB_SERIAL_OPT")) + elif serial_num == 1: + self.qemu_opt += " %s" % self.get("QB_SERIAL_OPT") + + def start_qemu(self): + if self.kernel: + kernel_opts = "-kernel %s -append '%s %s %s'" % (self.kernel, self.kernel_cmdline, self.kernel_cmdline_script, self.get('QB_KERNEL_CMDLINE_APPEND')) + else: + kernel_opts = "" + cmd = "%s %s" % (self.qemu_opt, kernel_opts) + logger.info('Running %s' % cmd) + if subprocess.call(cmd, shell=True) != 0: + raise Exception('Failed to run %s' % cmd) + + def cleanup(self): + if self.cleantap: + cmd = 'sudo %s %s %s' % (self.qemuifdown, self.tap, self.get('STAGING_DIR_NATIVE')) + logger.info('Running %s' % cmd) + subprocess.call(cmd, shell=True) + if self.lock_descriptor: + logger.info("Releasing lockfile for tap device '%s'" % self.tap) + self.release_lock() + + if self.nfs_running: + logger.info("Shutting down the userspace NFS server...") + cmd = "runqemu-export-rootfs stop %s" % self.nfs_dir + logger.info('Running %s' % cmd) + subprocess.call(cmd, shell=True) + + if self.saved_stty: + cmd = "stty %s" % self.saved_stty + subprocess.call(cmd, shell=True) + + if self.clean_nfs_dir: + logger.info('Removing %s' % self.nfs_dir) + shutil.rmtree(self.nfs_dir) + shutil.rmtree('%s.pseudo_state' % self.nfs_dir) + +def main(): + if len(sys.argv) == 1 or "help" in sys.argv: + print_usage() + return 0 + config = BaseConfig() + try: + config.check_args() + except Exception as esc: + logger.error(esc) + logger.error("Try 'runqemu help' on how to use it") + return 1 + config.read_qemuboot() + config.check_and_set() + config.print_config() + try: + config.setup_network() + config.setup_final() + config.start_qemu() + finally: + config.cleanup() + return 0 + +if __name__ == "__main__": + try: + ret = main() + except Exception as esc: + ret = 1 + import traceback + traceback.print_exc() + sys.exit(ret) diff --git a/scripts/runqemu-internal b/scripts/runqemu-internal deleted file mode 100755 index d10466d35c..0000000000 --- a/scripts/runqemu-internal +++ /dev/null @@ -1,739 +0,0 @@ -#!/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_NETWORK_CMD="-net nic -net nic $QEMU_TAP_CMD" - QEMU_SYSTEM_OPTIONS="$QEMU_NETWORK_CMD -M xilinx-zynq-a9 -serial null -serial mon:stdio -nographic -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 $ROOTFS" - fi -} - -config_qemuzynqmp() { - set_mem_size 2048 - QEMU=qemu-system-aarch64 - - export QEMU_AUDIO_DRV="none" - if [ "x$SERIALSTDIO" = "x" ] ; then - QEMU_UI_OPTIONS="-nographic" - else - QEMU_UI_OPTIONS="" - fi - - # Networking and system options required for QEMU ZynqMP machine - QEMU_NETWORK_CMD="-net nic -net nic -net nic -net nic -net user,net=10.10.70.0,dhcpstart=10.10.70.1,host=10.10.70.101" - QEMU_SYSTEM_OPTIONS="$QEMU_NETWORK_CMD -M xlnx-ep108 -serial mon:stdio -dtb $DEPLOY_DIR_IMAGE/${QEMU_DTB}.dtb" - - QEMUOPTIONS="$QEMU_SYSTEM_OPTIONS $QEMU_UI_OPTIONS -initrd $ROOTFS" -} - -config_qemumicroblaze() { - set_mem_size 256 - QEMU=qemu-system-microblazeel - QEMU_SYSTEM_OPTIONS="$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 - ;; - "qemuzynqmp") - config_qemuzynqmp - ;; - "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="-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 |