qemu: Support virtio-serial controller model=virtio-{non-}transitional

Add controller type='virtio-serial' model handling for virtio
transitional devices. Ex:

  <controller type='virtio-serial' model='virtio-transitional'/>

* "virtio-transitional" maps to qemu "virtio-serial-pci-transitional"
* "virtio-non-transitional" maps to qemu "virtio-serial-pci-non-transitional"

Reviewed-by: Andrea Bolognani <abologna@redhat.com>
Signed-off-by: Cole Robinson <crobinso@redhat.com>
This commit is contained in:
Cole Robinson 2019-01-17 12:52:44 -05:00
parent 90fd9bd989
commit 47f94f4591
14 changed files with 122 additions and 42 deletions

View File

@ -4186,7 +4186,12 @@
<dd>The <code>virtio-serial</code> controller has two additional
optional attributes <code>ports</code> and <code>vectors</code>,
which control how many devices can be connected through the
controller.</dd>
controller. <span class="since">Since 5.2.0</span>, it
supports an optional attribute <code>model</code> which can
be 'virtio', 'virtio-transitional', or 'virtio-non-transitional'. See
<a href="#elementsVirtioTransitional">Virtio transitional devices</a>
for more details.
</dd>
<dt><code>scsi</code></dt>
<dd>A <code>scsi</code> controller has an optional attribute
<code>model</code>, which is one of 'auto', 'buslogic', 'ibmvscsi',

View File

@ -2313,6 +2313,15 @@
<attribute name="type">
<value>virtio-serial</value>
</attribute>
<optional>
<attribute name="model">
<choice>
<value>virtio</value>
<value>virtio-transitional</value>
<value>virtio-non-transitional</value>
</choice>
</attribute>
</optional>
<optional>
<attribute name="ports">
<ref name="unsignedInt"/>

View File

@ -410,6 +410,13 @@ VIR_ENUM_IMPL(virDomainControllerModelIDE, VIR_DOMAIN_CONTROLLER_MODEL_IDE_LAST,
"ich6",
);
VIR_ENUM_IMPL(virDomainControllerModelVirtioSerial,
VIR_DOMAIN_CONTROLLER_MODEL_VIRTIO_SERIAL_LAST,
"virtio",
"virtio-transitional",
"virtio-non-transitional",
);
VIR_ENUM_IMPL(virDomainFS, VIR_DOMAIN_FS_TYPE_LAST,
"mount",
"block",
@ -10317,6 +10324,8 @@ virDomainControllerModelTypeFromString(const virDomainControllerDef *def,
return virDomainControllerModelPCITypeFromString(model);
else if (def->type == VIR_DOMAIN_CONTROLLER_TYPE_IDE)
return virDomainControllerModelIDETypeFromString(model);
else if (def->type == VIR_DOMAIN_CONTROLLER_TYPE_VIRTIO_SERIAL)
return virDomainControllerModelVirtioSerialTypeFromString(model);
return -1;
}
@ -10334,6 +10343,8 @@ virDomainControllerModelTypeToString(virDomainControllerDefPtr def,
return virDomainControllerModelPCITypeToString(model);
else if (def->type == VIR_DOMAIN_CONTROLLER_TYPE_IDE)
return virDomainControllerModelIDETypeToString(model);
else if (def->type == VIR_DOMAIN_CONTROLLER_TYPE_VIRTIO_SERIAL)
return virDomainControllerModelVirtioSerialTypeToString(model);
return NULL;
}

View File

@ -789,6 +789,15 @@ typedef enum {
VIR_DOMAIN_CONTROLLER_MODEL_IDE_LAST
} virDomainControllerModelIDE;
typedef enum {
VIR_DOMAIN_CONTROLLER_MODEL_VIRTIO_SERIAL_DEFAULT = -1,
VIR_DOMAIN_CONTROLLER_MODEL_VIRTIO_SERIAL_VIRTIO,
VIR_DOMAIN_CONTROLLER_MODEL_VIRTIO_SERIAL_VIRTIO_TRANSITIONAL,
VIR_DOMAIN_CONTROLLER_MODEL_VIRTIO_SERIAL_VIRTIO_NON_TRANSITIONAL,
VIR_DOMAIN_CONTROLLER_MODEL_VIRTIO_SERIAL_LAST
} virDomainControllerModelVirtioSerial;
# define IS_USB2_CONTROLLER(ctrl) \
(((ctrl)->type == VIR_DOMAIN_CONTROLLER_TYPE_USB) && \
((ctrl)->model == VIR_DOMAIN_CONTROLLER_MODEL_USB_ICH9_EHCI1 || \
@ -3495,6 +3504,7 @@ VIR_ENUM_DECL(virDomainControllerPCIModelName);
VIR_ENUM_DECL(virDomainControllerModelSCSI);
VIR_ENUM_DECL(virDomainControllerModelUSB);
VIR_ENUM_DECL(virDomainControllerModelIDE);
VIR_ENUM_DECL(virDomainControllerModelVirtioSerial);
VIR_ENUM_DECL(virDomainFS);
VIR_ENUM_DECL(virDomainFSDriver);
VIR_ENUM_DECL(virDomainFSAccessMode);

View File

@ -519,11 +519,19 @@ qemuBuildVirtioDevStr(virBufferPtr buf,
has_ntmodel = device.data.input->model == VIR_DOMAIN_INPUT_MODEL_VIRTIO_NON_TRANSITIONAL;
break;
case VIR_DOMAIN_DEVICE_CONTROLLER:
if (device.data.controller->type == VIR_DOMAIN_CONTROLLER_TYPE_VIRTIO_SERIAL) {
has_tmodel = device.data.controller->model == VIR_DOMAIN_CONTROLLER_MODEL_VIRTIO_SERIAL_VIRTIO_TRANSITIONAL;
has_ntmodel = device.data.controller->model == VIR_DOMAIN_CONTROLLER_MODEL_VIRTIO_SERIAL_VIRTIO_NON_TRANSITIONAL;
} else {
return 0;
}
break;
case VIR_DOMAIN_DEVICE_LEASE:
case VIR_DOMAIN_DEVICE_SOUND:
case VIR_DOMAIN_DEVICE_VIDEO:
case VIR_DOMAIN_DEVICE_WATCHDOG:
case VIR_DOMAIN_DEVICE_CONTROLLER:
case VIR_DOMAIN_DEVICE_GRAPHICS:
case VIR_DOMAIN_DEVICE_HUB:
case VIR_DOMAIN_DEVICE_REDIRDEV:

View File

@ -665,7 +665,20 @@ qemuDomainDeviceCalculatePCIConnectFlags(virDomainDeviceDefPtr dev,
break;
case VIR_DOMAIN_CONTROLLER_TYPE_VIRTIO_SERIAL:
return virtioFlags;
switch ((virDomainControllerModelVirtioSerial) cont->model) {
case VIR_DOMAIN_CONTROLLER_MODEL_VIRTIO_SERIAL_VIRTIO_TRANSITIONAL:
/* Transitional devices only work in conventional PCI slots */
return pciFlags;
case VIR_DOMAIN_CONTROLLER_MODEL_VIRTIO_SERIAL_VIRTIO:
case VIR_DOMAIN_CONTROLLER_MODEL_VIRTIO_SERIAL_VIRTIO_NON_TRANSITIONAL:
case VIR_DOMAIN_CONTROLLER_MODEL_VIRTIO_SERIAL_DEFAULT:
return virtioFlags;
case VIR_DOMAIN_CONTROLLER_MODEL_VIRTIO_SERIAL_LAST:
return 0;
}
break;
case VIR_DOMAIN_CONTROLLER_TYPE_FDC:
case VIR_DOMAIN_CONTROLLER_TYPE_CCID:

View File

@ -32,9 +32,13 @@ addr=0x1 \
-device pcie-root-port,port=0xd,chassis=6,id=pci.6,bus=pcie.0,addr=0x1.0x5 \
-device pcie-root-port,port=0xe,chassis=7,id=pci.7,bus=pcie.0,addr=0x1.0x6 \
-device pcie-root-port,port=0xf,chassis=8,id=pci.8,bus=pcie.0,addr=0x1.0x7 \
-device pcie-root-port,port=0x10,chassis=9,id=pci.9,bus=pcie.0,addr=0x2 \
-device pcie-root-port,port=0x10,chassis=9,id=pci.9,bus=pcie.0,\
multifunction=on,addr=0x2 \
-device pcie-root-port,port=0x11,chassis=10,id=pci.10,bus=pcie.0,addr=0x2.0x1 \
-device virtio-serial-pci,disable-legacy=on,disable-modern=off,\
id=virtio-serial0,bus=pci.3,addr=0x0 \
-drive file=/dev/HostVG/QEMUGuest1,format=raw,if=none,id=drive-virtio-disk0 \
-device virtio-blk-pci,disable-legacy=on,disable-modern=off,scsi=off,bus=pci.3,\
-device virtio-blk-pci,disable-legacy=on,disable-modern=off,scsi=off,bus=pci.4,\
addr=0x0,drive=drive-virtio-disk0,id=virtio-disk0,bootindex=1 \
-fsdev local,security_model=passthrough,id=fsdev-fs0,path=/export/fs1 \
-device virtio-9p-pci,disable-legacy=on,disable-modern=off,id=fs0,\
@ -43,16 +47,16 @@ fsdev=fsdev-fs0,mount_tag=fs1,bus=pci.1,addr=0x0 \
-device virtio-net-pci,disable-legacy=on,disable-modern=off,netdev=hostnet0,\
id=net0,mac=00:11:22:33:44:55,bus=pci.2,addr=0x0 \
-device virtio-input-host-pci,disable-legacy=on,disable-modern=off,id=input0,\
evdev=/dev/input/event1234,bus=pci.7,addr=0x0 \
evdev=/dev/input/event1234,bus=pci.8,addr=0x0 \
-device vhost-scsi-pci,disable-legacy=on,disable-modern=off,\
wwpn=naa.5123456789abcde0,vhostfd=3,id=hostdev0,bus=pci.4,addr=0x0 \
wwpn=naa.5123456789abcde0,vhostfd=3,id=hostdev0,bus=pci.5,addr=0x0 \
-device virtio-balloon-pci,disable-legacy=on,disable-modern=off,id=balloon0,\
bus=pci.5,addr=0x0 \
bus=pci.6,addr=0x0 \
-object rng-random,id=objrng0,filename=/dev/urandom \
-device virtio-rng-pci,disable-legacy=on,disable-modern=off,rng=objrng0,\
id=rng0,bus=pci.6,addr=0x0 \
id=rng0,bus=pci.7,addr=0x0 \
-sandbox on,obsolete=deny,elevateprivileges=deny,spawn=deny,\
resourcecontrol=deny \
-device vhost-vsock-pci,disable-legacy=on,disable-modern=off,id=vsock0,\
guest-cid=4,vhostfd=6789,bus=pci.8,addr=0x0 \
guest-cid=4,vhostfd=6789,bus=pci.9,addr=0x0 \
-msg timestamp=on

View File

@ -32,9 +32,13 @@ addr=0x1 \
-device pcie-root-port,port=0xd,chassis=6,id=pci.6,bus=pcie.0,addr=0x1.0x5 \
-device pcie-root-port,port=0xe,chassis=7,id=pci.7,bus=pcie.0,addr=0x1.0x6 \
-device pcie-root-port,port=0xf,chassis=8,id=pci.8,bus=pcie.0,addr=0x1.0x7 \
-device pcie-root-port,port=0x10,chassis=9,id=pci.9,bus=pcie.0,addr=0x2 \
-device pcie-root-port,port=0x10,chassis=9,id=pci.9,bus=pcie.0,\
multifunction=on,addr=0x2 \
-device pcie-root-port,port=0x11,chassis=10,id=pci.10,bus=pcie.0,addr=0x2.0x1 \
-device virtio-serial-pci-non-transitional,id=virtio-serial0,bus=pci.3,\
addr=0x0 \
-drive file=/dev/HostVG/QEMUGuest1,format=raw,if=none,id=drive-virtio-disk0 \
-device virtio-blk-pci-non-transitional,scsi=off,bus=pci.3,addr=0x0,\
-device virtio-blk-pci-non-transitional,scsi=off,bus=pci.4,addr=0x0,\
drive=drive-virtio-disk0,id=virtio-disk0,bootindex=1 \
-fsdev local,security_model=passthrough,id=fsdev-fs0,path=/export/fs1 \
-device virtio-9p-pci-non-transitional,id=fs0,fsdev=fsdev-fs0,mount_tag=fs1,\
@ -43,14 +47,14 @@ bus=pci.1,addr=0x0 \
-device virtio-net-pci-non-transitional,netdev=hostnet0,id=net0,\
mac=00:11:22:33:44:55,bus=pci.2,addr=0x0 \
-device virtio-input-host-pci-non-transitional,id=input0,\
evdev=/dev/input/event1234,bus=pci.7,addr=0x0 \
evdev=/dev/input/event1234,bus=pci.8,addr=0x0 \
-device vhost-scsi-pci-non-transitional,wwpn=naa.5123456789abcde0,vhostfd=3,\
id=hostdev0,bus=pci.4,addr=0x0 \
-device virtio-balloon-pci-non-transitional,id=balloon0,bus=pci.5,addr=0x0 \
id=hostdev0,bus=pci.5,addr=0x0 \
-device virtio-balloon-pci-non-transitional,id=balloon0,bus=pci.6,addr=0x0 \
-object rng-random,id=objrng0,filename=/dev/urandom \
-device virtio-rng-pci-non-transitional,rng=objrng0,id=rng0,bus=pci.6,addr=0x0 \
-device virtio-rng-pci-non-transitional,rng=objrng0,id=rng0,bus=pci.7,addr=0x0 \
-sandbox on,obsolete=deny,elevateprivileges=deny,spawn=deny,\
resourcecontrol=deny \
-device vhost-vsock-pci-non-transitional,id=vsock0,guest-cid=4,vhostfd=6789,\
bus=pci.8,addr=0x0 \
bus=pci.9,addr=0x0 \
-msg timestamp=on

View File

@ -28,6 +28,7 @@
<input type='passthrough' bus='virtio' model='virtio-non-transitional'>
<source evdev='/dev/input/event1234'/>
</input>
<controller type='virtio-serial' model='virtio-non-transitional'/>
<controller type='usb' model='none'/>
<memballoon model='virtio-non-transitional'/>
<vsock model='virtio-non-transitional'>

View File

@ -27,9 +27,11 @@ file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
addr=0x1 \
-device pcie-pci-bridge,id=pci.2,bus=pci.1,addr=0x0 \
-device pcie-root-port,port=0x9,chassis=3,id=pci.3,bus=pcie.0,addr=0x1.0x1 \
-device virtio-serial-pci,disable-legacy=off,disable-modern=off,\
id=virtio-serial0,bus=pci.2,addr=0x3 \
-drive file=/dev/HostVG/QEMUGuest1,format=raw,if=none,id=drive-virtio-disk0 \
-device virtio-blk-pci,disable-legacy=off,disable-modern=off,scsi=off,\
bus=pci.2,addr=0x3,drive=drive-virtio-disk0,id=virtio-disk0,bootindex=1 \
bus=pci.2,addr=0x4,drive=drive-virtio-disk0,id=virtio-disk0,bootindex=1 \
-fsdev local,security_model=passthrough,id=fsdev-fs0,path=/export/fs1 \
-device virtio-9p-pci,disable-legacy=off,disable-modern=off,id=fs0,\
fsdev=fsdev-fs0,mount_tag=fs1,bus=pci.2,addr=0x1 \
@ -37,16 +39,16 @@ fsdev=fsdev-fs0,mount_tag=fs1,bus=pci.2,addr=0x1 \
-device virtio-net-pci,disable-legacy=off,disable-modern=off,netdev=hostnet0,\
id=net0,mac=00:11:22:33:44:55,bus=pci.2,addr=0x2 \
-device virtio-input-host-pci,disable-legacy=off,disable-modern=off,id=input0,\
evdev=/dev/input/event1234,bus=pci.2,addr=0x7 \
evdev=/dev/input/event1234,bus=pci.2,addr=0x8 \
-device vhost-scsi-pci,disable-legacy=off,disable-modern=off,\
wwpn=naa.5123456789abcde0,vhostfd=3,id=hostdev0,bus=pci.2,addr=0x4 \
wwpn=naa.5123456789abcde0,vhostfd=3,id=hostdev0,bus=pci.2,addr=0x5 \
-device virtio-balloon-pci,disable-legacy=off,disable-modern=off,id=balloon0,\
bus=pci.2,addr=0x5 \
bus=pci.2,addr=0x6 \
-object rng-random,id=objrng0,filename=/dev/urandom \
-device virtio-rng-pci,disable-legacy=off,disable-modern=off,rng=objrng0,\
id=rng0,bus=pci.2,addr=0x6 \
id=rng0,bus=pci.2,addr=0x7 \
-sandbox on,obsolete=deny,elevateprivileges=deny,spawn=deny,\
resourcecontrol=deny \
-device vhost-vsock-pci,disable-legacy=off,disable-modern=off,id=vsock0,\
guest-cid=4,vhostfd=6789,bus=pci.2,addr=0x8 \
guest-cid=4,vhostfd=6789,bus=pci.2,addr=0x9 \
-msg timestamp=on

View File

@ -27,8 +27,9 @@ file=/tmp/lib/domain--1-QEMUGuest1/master-key.aes \
addr=0x1 \
-device pcie-pci-bridge,id=pci.2,bus=pci.1,addr=0x0 \
-device pcie-root-port,port=0x9,chassis=3,id=pci.3,bus=pcie.0,addr=0x1.0x1 \
-device virtio-serial-pci-transitional,id=virtio-serial0,bus=pci.2,addr=0x3 \
-drive file=/dev/HostVG/QEMUGuest1,format=raw,if=none,id=drive-virtio-disk0 \
-device virtio-blk-pci-transitional,scsi=off,bus=pci.2,addr=0x3,\
-device virtio-blk-pci-transitional,scsi=off,bus=pci.2,addr=0x4,\
drive=drive-virtio-disk0,id=virtio-disk0,bootindex=1 \
-fsdev local,security_model=passthrough,id=fsdev-fs0,path=/export/fs1 \
-device virtio-9p-pci-transitional,id=fs0,fsdev=fsdev-fs0,mount_tag=fs1,\
@ -37,14 +38,14 @@ bus=pci.2,addr=0x1 \
-device virtio-net-pci-transitional,netdev=hostnet0,id=net0,\
mac=00:11:22:33:44:55,bus=pci.2,addr=0x2 \
-device virtio-input-host-pci-transitional,id=input0,\
evdev=/dev/input/event1234,bus=pci.2,addr=0x7 \
evdev=/dev/input/event1234,bus=pci.2,addr=0x8 \
-device vhost-scsi-pci-transitional,wwpn=naa.5123456789abcde0,vhostfd=3,\
id=hostdev0,bus=pci.2,addr=0x4 \
-device virtio-balloon-pci-transitional,id=balloon0,bus=pci.2,addr=0x5 \
id=hostdev0,bus=pci.2,addr=0x5 \
-device virtio-balloon-pci-transitional,id=balloon0,bus=pci.2,addr=0x6 \
-object rng-random,id=objrng0,filename=/dev/urandom \
-device virtio-rng-pci-transitional,rng=objrng0,id=rng0,bus=pci.2,addr=0x6 \
-device virtio-rng-pci-transitional,rng=objrng0,id=rng0,bus=pci.2,addr=0x7 \
-sandbox on,obsolete=deny,elevateprivileges=deny,spawn=deny,\
resourcecontrol=deny \
-device vhost-vsock-pci-transitional,id=vsock0,guest-cid=4,vhostfd=6789,\
bus=pci.2,addr=0x8 \
bus=pci.2,addr=0x9 \
-msg timestamp=on

View File

@ -28,6 +28,7 @@
<input type='passthrough' bus='virtio' model='virtio-transitional'>
<source evdev='/dev/input/event1234'/>
</input>
<controller type='virtio-serial' model='virtio-transitional'/>
<controller type='usb' model='none'/>
<memballoon model='virtio-transitional'/>
<vsock model='virtio-transitional'>

View File

@ -18,8 +18,11 @@
<driver name='qemu' type='raw'/>
<source dev='/dev/HostVG/QEMUGuest1'/>
<target dev='vda' bus='virtio'/>
<address type='pci' domain='0x0000' bus='0x03' slot='0x00' function='0x0'/>
<address type='pci' domain='0x0000' bus='0x04' slot='0x00' function='0x0'/>
</disk>
<controller type='virtio-serial' index='0' model='virtio-non-transitional'>
<address type='pci' domain='0x0000' bus='0x03' slot='0x00' function='0x0'/>
</controller>
<controller type='usb' index='0' model='none'/>
<controller type='sata' index='0'>
<address type='pci' domain='0x0000' bus='0x00' slot='0x1f' function='0x2'/>
@ -68,7 +71,12 @@
<controller type='pci' index='9' model='pcie-root-port'>
<model name='pcie-root-port'/>
<target chassis='9' port='0x10'/>
<address type='pci' domain='0x0000' bus='0x00' slot='0x02' function='0x0'/>
<address type='pci' domain='0x0000' bus='0x00' slot='0x02' function='0x0' multifunction='on'/>
</controller>
<controller type='pci' index='10' model='pcie-root-port'>
<model name='pcie-root-port'/>
<target chassis='10' port='0x11'/>
<address type='pci' domain='0x0000' bus='0x00' slot='0x02' function='0x1'/>
</controller>
<filesystem type='mount' accessmode='passthrough' model='virtio-non-transitional'>
<source dir='/export/fs1'/>
@ -82,24 +90,24 @@
</interface>
<input type='passthrough' bus='virtio' model='virtio-non-transitional'>
<source evdev='/dev/input/event1234'/>
<address type='pci' domain='0x0000' bus='0x07' slot='0x00' function='0x0'/>
<address type='pci' domain='0x0000' bus='0x08' slot='0x00' function='0x0'/>
</input>
<input type='mouse' bus='ps2'/>
<input type='keyboard' bus='ps2'/>
<hostdev mode='subsystem' type='scsi_host' managed='no' model='virtio-non-transitional'>
<source protocol='vhost' wwpn='naa.5123456789abcde0'/>
<address type='pci' domain='0x0000' bus='0x04' slot='0x00' function='0x0'/>
<address type='pci' domain='0x0000' bus='0x05' slot='0x00' function='0x0'/>
</hostdev>
<memballoon model='virtio-non-transitional'>
<address type='pci' domain='0x0000' bus='0x05' slot='0x00' function='0x0'/>
<address type='pci' domain='0x0000' bus='0x06' slot='0x00' function='0x0'/>
</memballoon>
<rng model='virtio-non-transitional'>
<backend model='random'>/dev/urandom</backend>
<address type='pci' domain='0x0000' bus='0x06' slot='0x00' function='0x0'/>
<address type='pci' domain='0x0000' bus='0x07' slot='0x00' function='0x0'/>
</rng>
<vsock model='virtio-non-transitional'>
<cid auto='no' address='4'/>
<address type='pci' domain='0x0000' bus='0x08' slot='0x00' function='0x0'/>
<address type='pci' domain='0x0000' bus='0x09' slot='0x00' function='0x0'/>
</vsock>
</devices>
</domain>

View File

@ -18,8 +18,11 @@
<driver name='qemu' type='raw'/>
<source dev='/dev/HostVG/QEMUGuest1'/>
<target dev='vda' bus='virtio'/>
<address type='pci' domain='0x0000' bus='0x02' slot='0x03' function='0x0'/>
<address type='pci' domain='0x0000' bus='0x02' slot='0x04' function='0x0'/>
</disk>
<controller type='virtio-serial' index='0' model='virtio-transitional'>
<address type='pci' domain='0x0000' bus='0x02' slot='0x03' function='0x0'/>
</controller>
<controller type='usb' index='0' model='none'/>
<controller type='sata' index='0'>
<address type='pci' domain='0x0000' bus='0x00' slot='0x1f' function='0x2'/>
@ -51,24 +54,24 @@
</interface>
<input type='passthrough' bus='virtio' model='virtio-transitional'>
<source evdev='/dev/input/event1234'/>
<address type='pci' domain='0x0000' bus='0x02' slot='0x07' function='0x0'/>
<address type='pci' domain='0x0000' bus='0x02' slot='0x08' function='0x0'/>
</input>
<input type='mouse' bus='ps2'/>
<input type='keyboard' bus='ps2'/>
<hostdev mode='subsystem' type='scsi_host' managed='no' model='virtio-transitional'>
<source protocol='vhost' wwpn='naa.5123456789abcde0'/>
<address type='pci' domain='0x0000' bus='0x02' slot='0x04' function='0x0'/>
<address type='pci' domain='0x0000' bus='0x02' slot='0x05' function='0x0'/>
</hostdev>
<memballoon model='virtio-transitional'>
<address type='pci' domain='0x0000' bus='0x02' slot='0x05' function='0x0'/>
<address type='pci' domain='0x0000' bus='0x02' slot='0x06' function='0x0'/>
</memballoon>
<rng model='virtio-transitional'>
<backend model='random'>/dev/urandom</backend>
<address type='pci' domain='0x0000' bus='0x02' slot='0x06' function='0x0'/>
<address type='pci' domain='0x0000' bus='0x02' slot='0x07' function='0x0'/>
</rng>
<vsock model='virtio-transitional'>
<cid auto='no' address='4'/>
<address type='pci' domain='0x0000' bus='0x02' slot='0x08' function='0x0'/>
<address type='pci' domain='0x0000' bus='0x02' slot='0x09' function='0x0'/>
</vsock>
</devices>
</domain>