Comment 0 for bug 1321365

virsh # define vm01.xml
virsh # start Ubuntu-VM01
error: Failed to start domain Ubuntu-VM01
error: internal error: early end of file from monitor: possible problem:
Can't open directory /proc/device-tree/cpus/
qemu-system-ppc: -device piix3-usb-uhci,id=usb,bus=pci,addr=0x1: Bus 'pci' not found

With or without the "controller_type "pci" > statement fails:

(trusty)root@jade-rev4:/home2/qemu# cat *xml
<domain type='kvm' xmlns:qemu='http://libvirt.org/schemas/domain/qemu/1.0'>
  <name>Ubuntu-VM01</name>
  <uuid>38bbffe5-47e9-4a3b-84b1-1af5ff3f7194</uuid>
  <memory unit='KiB'>1048576</memory>
  <currentMemory unit='KiB'>1048576</currentMemory>
  <vcpu placement='static'>1</vcpu>
  <os>
    <type arch='ppc' machine='ppce500'>hvm</type>
    <kernel>/home2/qemu/jade-kernel-2.0.bin</kernel>
    <initrd>/home2/qemu/jade-initrd-2.0.bin</initrd>
    <cmdline>console=ttyS0</cmdline>
  </os>
  <clock offset='utc'/>
  <on_poweroff>destroy</on_poweroff>
  <on_reboot>destroy</on_reboot>
  <on_crash>destroy</on_crash>
  <devices>
    <emulator>/usr/bin/qemu-system-ppc</emulator>
    <disk type='file' device='disk'>
      <driver name='qemu' type='raw'/>
      <source file='/home2/qemu/jade-ubuntu-14.04.qcow2.netinstall'/>
      <target dev='vda' bus='virtio'/>
    </disk>
    <controller type='usb' index='0'/>
<!-- <controller type='pci' index='0' model='pci-root'/> -->
    <memballoon model='virtio'/>
  </devices>
  <qemu:commandline>
    <qemu:arg value='-no-shutdown'/>
  </qemu:commandline>
</domain>

virsh # start Ubuntu-VM01
error: Failed to start domain Ubuntu-VM01
error: internal error: early end of file from monitor: possible problem:
Can't open directory /proc/device-tree/cpus/
qemu-system-ppc: -device piix3-usb-uhci,id=usb,bus=pci,addr=0x1: Bus 'pci' not found

ProblemType: Bug
DistroRelease: Ubuntu 14.04
Package: libvirt-bin 1.2.2-0ubuntu13
ProcVersionSignature: Ubuntu 3.13.0-24.46-powerpc-e500mc 3.13.9
Uname: Linux 3.13.0-24-powerpc-e500mc ppc
ApportVersion: 2.14.1-0ubuntu3
Architecture: powerpc
Date: Tue May 20 11:39:39 2014
ProcEnviron:
 TERM=xterm
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=en_US.UTF-8
 SHELL=/bin/bash
SourcePackage: libvirt
UpgradeStatus: Upgraded to trusty on 2014-04-29 (21 days ago)
modified.conffile..etc.libvirt.libvirt.conf: [modified]
mtime.conffile..etc.libvirt.libvirt.conf: 2014-05-15T15:07:48.854124