<domaintype='qemu'><name>guest</name><uuid>1ccfd97d-5eb4-478a-bbe6-88d254c16db7</uuid><memoryunit='KiB'>524288</memory><vcpuplacement='static'>1</vcpu><os><typearch='ppc64'machine='pseries'>hvm</type></os><devices><emulator>/usr/bin/qemu-system-ppc64</emulator><!-- This hostdev will cause a new PHB to be created because its isolation group is 1 (IOMMU group 0) --><hostdevmode='subsystem'type='pci'managed='yes'><drivername='vfio'/><source><addressdomain='0x0001'bus='0x01'slot='0x00'function='0x0'/></source></hostdev><!-- This hostdev can't share the PHB that was just created, because its isolation group is 2 (IOMMU group 1) --><interfacetype='hostdev'managed='yes'><drivername='vfio'/><source><addresstype='pci'domain='0x0005'bus='0x90'slot='0x01'function='0x0'/></source><macaddress='52:54:00:6d:90:02'/></interface><!-- This hostdev will be placed on the first PHB, since its isolation group is 1 (IOMMU group 0) just like the first hostdev --><hostdevmode='subsystem'type='pci'managed='yes'><drivername='vfio'/><source><addressdomain='0x0001'bus='0x01'slot='0x00'function='0x1'/></source></hostdev><controllertype='usb'model='none'/><memballoonmodel='none'/></devices></domain>