From 0a2acf5eb3237350e84693b9b37eced5080a1fef Mon Sep 17 00:00:00 2001 From: KONRAD Frederic Date: Tue, 15 Jan 2013 00:08:03 +0100 Subject: virtio-pci-bus: introduce virtio-pci-bus. Introduce virtio-pci-bus, which extends virtio-bus. It is used with virtio-pci transport device. Signed-off-by: KONRAD Frederic Signed-off-by: Anthony Liguori --- hw/virtio-pci.c | 37 +++++++++++++++++++++++++++++++++++++ 1 file changed, 37 insertions(+) (limited to 'hw/virtio-pci.c') diff --git a/hw/virtio-pci.c b/hw/virtio-pci.c index 212acd8418..904a7e1e90 100644 --- a/hw/virtio-pci.c +++ b/hw/virtio-pci.c @@ -31,6 +31,7 @@ #include "sysemu/blockdev.h" #include "virtio-pci.h" #include "qemu/range.h" +#include "virtio-bus.h" /* from Linux's linux/virtio_pci.h */ @@ -1311,6 +1312,41 @@ static const TypeInfo virtio_scsi_info = { .class_init = virtio_scsi_class_init, }; +/* virtio-pci-bus */ + +void virtio_pci_bus_new(VirtioBusState *bus, VirtIOPCIProxy *dev) +{ + DeviceState *qdev = DEVICE(dev); + BusState *qbus; + qbus_create_inplace((BusState *)bus, TYPE_VIRTIO_PCI_BUS, qdev, NULL); + qbus = BUS(bus); + qbus->allow_hotplug = 0; +} + +static void virtio_pci_bus_class_init(ObjectClass *klass, void *data) +{ + BusClass *bus_class = BUS_CLASS(klass); + VirtioBusClass *k = VIRTIO_BUS_CLASS(klass); + bus_class->max_dev = 1; + k->notify = virtio_pci_notify; + k->save_config = virtio_pci_save_config; + k->load_config = virtio_pci_load_config; + k->save_queue = virtio_pci_save_queue; + k->load_queue = virtio_pci_load_queue; + k->get_features = virtio_pci_get_features; + k->query_guest_notifiers = virtio_pci_query_guest_notifiers; + k->set_host_notifier = virtio_pci_set_host_notifier; + k->set_guest_notifiers = virtio_pci_set_guest_notifiers; + k->vmstate_change = virtio_pci_vmstate_change; +} + +static const TypeInfo virtio_pci_bus_info = { + .name = TYPE_VIRTIO_PCI_BUS, + .parent = TYPE_VIRTIO_BUS, + .instance_size = sizeof(VirtioPCIBusState), + .class_init = virtio_pci_bus_class_init, +}; + static void virtio_pci_register_types(void) { type_register_static(&virtio_blk_info); @@ -1319,6 +1355,7 @@ static void virtio_pci_register_types(void) type_register_static(&virtio_balloon_info); type_register_static(&virtio_scsi_info); type_register_static(&virtio_rng_info); + type_register_static(&virtio_pci_bus_info); } type_init(virtio_pci_register_types) -- cgit v1.2.1