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libvirt/tests/qemuxml2xmloutdata
Laine Stump 62ac6b4354 qemu: add dmi-to-pci-bridge controller
This PCI controller, named "dmi-to-pci-bridge" in the libvirt config,
and implemented with qemu's "i82801b11-bridge" device, connects to a
PCI Express slot (e.g. one of the slots provided by the pcie-root
controller, aka "pcie.0" on the qemu commandline), and provides 31
*non-hot-pluggable* PCI (*not* PCIe) slots, numbered 1-31.

Any time a machine is defined which has a pcie-root controller
(i.e. any q35-based machinetype), libvirt will automatically add a
dmi-to-pci-bridge controller if one doesn't exist, and also add a
pci-bridge controller. The reasoning here is that any useful domain
will have either an immediate (startup time) or eventual (subsequent
hot-plug) need for a standard PCI slot; since the pcie-root controller
only provides PCIe slots, we need to connect a dmi-to-pci-bridge
controller to it in order to get a non-hot-plug PCI slot that we can
then use to connect a pci-bridge - the slots provided by the
pci-bridge will be both standard PCI and hot-pluggable.

Since pci-bridge devices themselves can not be hot-plugged into a
running system (although you can hot-plug other devices into a
pci-bridge's slots), any new pci-bridge controller that is added can
(and will) be plugged into the dmi-to-pci-bridge as long as it has
empty slots available.

This patch is also changing the qemuxml2xml-pcie test from a "DO_TEST"
to a "DO_DIFFERENT_TEST". This is so that the "before" xml can omit
the automatically added dmi-to-pci-bridge and pci-bridge devices, and
the "after" xml can include it - this way we are testing if libvirt is
properly adding these devices.
2013-08-05 15:40:49 -04:00
..
qemuxml2xmlout-balloon-device-auto.xml conf: Swap order of AddImplicitControllers and DomainDefPostParse 2013-06-28 09:52:00 +02:00
qemuxml2xmlout-channel-virtio-auto.xml conf: Swap order of AddImplicitControllers and DomainDefPostParse 2013-06-28 09:52:00 +02:00
qemuxml2xmlout-console-compat-auto.xml qemu: auto-add pci-root controller for pc machine types 2013-04-25 13:05:10 +02:00
qemuxml2xmlout-console-virtio.xml conf: Swap order of AddImplicitControllers and DomainDefPostParse 2013-06-28 09:52:00 +02:00
qemuxml2xmlout-disk-cdrom-empty.xml numad: Always output 'placement' of <vcpu> 2012-05-08 16:57:37 -06:00
qemuxml2xmlout-disk-mirror.xml qemu: auto-add pci-root controller for pc machine types 2013-04-25 13:05:10 +02:00
qemuxml2xmlout-disk-scsi-device-auto.xml conf: Swap order of AddImplicitControllers and DomainDefPostParse 2013-06-28 09:52:00 +02:00
qemuxml2xmlout-graphics-listen-network2.xml qemu: auto-add pci-root controller for pc machine types 2013-04-25 13:05:10 +02:00
qemuxml2xmlout-graphics-spice-timeout.xml qemu: auto-add pci-root controller for pc machine types 2013-04-25 13:05:10 +02:00
qemuxml2xmlout-hostdev-scsi-autogen-address.xml conf: Generate address for scsi host device automatically 2013-06-01 10:00:23 +08:00
qemuxml2xmlout-memtune.xml qemu: auto-add pci-root controller for pc machine types 2013-04-25 13:05:10 +02:00
qemuxml2xmlout-metadata.xml qemu: auto-add pci-root controller for pc machine types 2013-04-25 13:05:10 +02:00
qemuxml2xmlout-numad-auto-memory-vcpu-cpuset.xml qemu: auto-add pci-root controller for pc machine types 2013-04-25 13:05:10 +02:00
qemuxml2xmlout-numad-auto-memory-vcpu-no-cpuset-and-placement.xml qemu: auto-add pci-root controller for pc machine types 2013-04-25 13:05:10 +02:00
qemuxml2xmlout-numad-auto-vcpu-no-numatune.xml qemu: auto-add pci-root controller for pc machine types 2013-04-25 13:05:10 +02:00
qemuxml2xmlout-numad-static-vcpu-no-numatune.xml numad: Set memory policy from numad advisory nodeset 2012-05-08 16:57:32 -06:00
qemuxml2xmlout-pci-autoadd-addr.xml qemu: auto-add bridges and allow using them 2013-04-25 13:19:40 +02:00
qemuxml2xmlout-pci-autoadd-idx.xml qemu: auto-add bridges and allow using them 2013-04-25 13:19:40 +02:00
qemuxml2xmlout-pci-bridge-many-disks.xml qemu: set/validate slot/connection type when assigning slots for PCI devices 2013-07-24 06:45:07 -04:00
qemuxml2xmlout-pcie-root.xml qemu: add dmi-to-pci-bridge controller 2013-08-05 15:40:49 -04:00
qemuxml2xmlout-s390-defaultconsole.xml S390: Testcase for console default target type (virtio) 2013-06-28 09:52:00 +02:00
qemuxml2xmlout-serial-target-port-auto.xml qemu: auto-add pci-root controller for pc machine types 2013-04-25 13:05:10 +02:00
qemuxml2xmlout-usb-ich9-ehci-addr.xml qemu: auto-add pci-root controller for pc machine types 2013-04-25 13:05:10 +02:00