[libvirt] [RFC 0/5] Qemu: s390: Cpu Model Support

[Christian Borntraeger]

On 11/03/2016 02:37 PM, Jiri Denemark wrote:
> Well, this should be correct, or is QEMU on s390 able to use -cpu host
> in TCG mode?



> 
> Does "virsh domcapabilities --virttype kvm" report host-passthrough as
> supported?

yes, this is what I get 

<domainCapabilities>
  <path>/usr/bin/qemu-system-s390x</path>
  <domain>kvm</domain>
  <machine>s390-ccw-virtio-2.8</machine>
  <arch>s390x</arch>
  <vcpu max='248'/>
  <os supported='yes'>
    <loader supported='yes'>
      <enum name='type'>
        <value>rom</value>
        <value>pflash</value>
      </enum>
      <enum name='readonly'>
        <value>yes</value>
        <value>no</value>
      </enum>
    </loader>
  </os>
  <cpu>
    <mode name='host-passthrough' supported='yes'/>
    <mode name='host-model' supported='yes'>
      <model fallback='allow'>host</model>
    </mode>
    <mode name='custom' supported='yes'>
      <model usable='unknown'>z10EC</model>
      <model usable='unknown'>z13s</model>
      <model usable='unknown'>z13</model>
      <model usable='unknown'>zEC12-base</model>
      <model usable='unknown'>z890.3</model>
      <model usable='unknown'>z890.2</model>
      <model usable='unknown'>z196.2-base</model>
      <model usable='unknown'>z890</model>
      <model usable='unknown'>z990-base</model>
      <model usable='unknown'>z900.2-base</model>
      <model usable='unknown'>z114</model>
      <model usable='unknown'>z13s-base</model>
      <model usable='unknown'>z196-base</model>
      <model usable='unknown'>z900</model>
      <model usable='unknown'>z9BC</model>
      <model usable='unknown'>z990.5-base</model>
      <model usable='unknown'>zEC12.2</model>
      <model usable='unknown'>zEC12.2-base</model>
      <model usable='unknown'>zBC12-base</model>
      <model usable='unknown'>z990</model>
      <model usable='unknown'>z10BC-base</model>
      <model usable='unknown'>z196.2</model>
      <model usable='unknown'>z890.3-base</model>
      <model usable='unknown'>z13.2</model>
      <model usable='unknown'>z10EC.3</model>
      <model usable='unknown'>z10EC.2</model>
      <model usable='unknown'>z10BC.2</model>
      <model usable='unknown'>host</model>
      <model usable='unknown'>z9EC.3-base</model>
      <model usable='unknown'>zEC12</model>
      <model usable='unknown'>zBC12</model>
      <model usable='unknown'>z10EC.3-base</model>
      <model usable='unknown'>qemu</model>
      <model usable='unknown'>z900.3-base</model>
      <model usable='unknown'>z9BC-base</model>
      <model usable='unknown'>z800-base</model>
      <model usable='unknown'>z890-base</model>
      <model usable='unknown'>z800</model>
      <model usable='unknown'>z990.5</model>
      <model usable='unknown'>z990.4</model>
      <model usable='unknown'>z9EC.2-base</model>
      <model usable='unknown'>z990.3</model>
      <model usable='unknown'>z990.2</model>
      <model usable='unknown'>z900.3</model>
      <model usable='unknown'>z900.2</model>
      <model usable='unknown'>z10EC-base</model>
      <model usable='unknown'>z10EC.2-base</model>
      <model usable='unknown'>z990.3-base</model>
      <model usable='unknown'>z900-base</model>
      <model usable='unknown'>z9BC.2-base</model>
      <model usable='unknown'>z114-base</model>
      <model usable='unknown'>z10BC.2-base</model>
      <model usable='unknown'>z13.2-base</model>
      <model usable='unknown'>z990.2-base</model>
      <model usable='unknown'>z9EC-base</model>
      <model usable='unknown'>z10BC</model>
      <model usable='unknown'>z9EC</model>
      <model usable='unknown'>z9EC.3</model>
      <model usable='unknown'>z9EC.2</model>
      <model usable='unknown'>z9BC.2</model>
      <model usable='unknown'>z13-base</model>
      <model usable='unknown'>z990.4-base</model>
      <model usable='unknown'>z890.2-base</model>
      <model usable='unknown'>z196</model>
    </mode>
  </cpu>
  <devices>
    <disk supported='yes'>
      <enum name='diskDevice'>
        <value>disk</value>
        <value>cdrom</value>
        <value>floppy</value>
        <value>lun</value>
      </enum>
      <enum name='bus'>
        <value>ide</value>
        <value>fdc</value>
        <value>scsi</value>
        <value>virtio</value>
      </enum>
    </disk>
    <graphics supported='yes'>
      <enum name='type'>
        <value>sdl</value>
        <value>vnc</value>
      </enum>
    </graphics>
    <video supported='yes'>
      <enum name='modelType'>
        <value>qxl</value>
        <value>virtio</value>
      </enum>
    </video>
    <hostdev supported='yes'>
      <enum name='mode'>
        <value>subsystem</value>
      </enum>
      <enum name='startupPolicy'>
        <value>default</value>
        <value>mandatory</value>
        <value>requisite</value>
        <value>optional</value>
      </enum>
      <enum name='subsysType'>
        <value>usb</value>
        <value>pci</value>
        <value>scsi</value>
      </enum>
      <enum name='capsType'/>
      <enum name='pciBackend'/>
    </hostdev>
  </devices>
  <features>
    <gic supported='no'/>
  </features>
</domainCapabilities>