C++ (Cpp) virtio_device_set_child_bus_name Examples

Example #1

File: virtio-serial-pci.c Project: MaddTheSane/qemu

static void virtio_serial_pci_realize(VirtIOPCIProxy *vpci_dev, Error **errp)
{
    VirtIOSerialPCI *dev = VIRTIO_SERIAL_PCI(vpci_dev);
    DeviceState *vdev = DEVICE(&dev->vdev);
    DeviceState *proxy = DEVICE(vpci_dev);
    char *bus_name;

    if (vpci_dev->class_code != PCI_CLASS_COMMUNICATION_OTHER &&
        vpci_dev->class_code != PCI_CLASS_DISPLAY_OTHER && /* qemu 0.10 */
        vpci_dev->class_code != PCI_CLASS_OTHERS) {        /* qemu-kvm  */
            vpci_dev->class_code = PCI_CLASS_COMMUNICATION_OTHER;
    }

    /* backwards-compatibility with machines that were created with
       DEV_NVECTORS_UNSPECIFIED */
    if (vpci_dev->nvectors == DEV_NVECTORS_UNSPECIFIED) {
        vpci_dev->nvectors = dev->vdev.serial.max_virtserial_ports + 1;
    }

    /*
     * For command line compatibility, this sets the virtio-serial-device bus
     * name as before.
     */
    if (proxy->id) {
        bus_name = g_strdup_printf("%s.0", proxy->id);
        virtio_device_set_child_bus_name(VIRTIO_DEVICE(vdev), bus_name);
        g_free(bus_name);
    }

    qdev_set_parent_bus(vdev, BUS(&vpci_dev->bus));
    object_property_set_bool(OBJECT(vdev), true, "realized", errp);
}

Example #2

File: virtio-ccw.c Project: CarterTsai/qemu-semihost

static int virtio_ccw_scsi_init(VirtioCcwDevice *ccw_dev)
{
    VirtIOSCSICcw *dev = VIRTIO_SCSI_CCW(ccw_dev);
    DeviceState *vdev = DEVICE(&dev->vdev);
    DeviceState *qdev = DEVICE(ccw_dev);
    char *bus_name;

    /*
     * For command line compatibility, this sets the virtio-scsi-device bus
     * name as before.
     */
    if (qdev->id) {
        bus_name = g_strdup_printf("%s.0", qdev->id);
        virtio_device_set_child_bus_name(VIRTIO_DEVICE(vdev), bus_name);
        g_free(bus_name);
    }

    qdev_set_parent_bus(vdev, BUS(&ccw_dev->bus));
    if (qdev_init(vdev) < 0) {
        return -1;
    }

    return virtio_ccw_device_init(ccw_dev, VIRTIO_DEVICE(vdev));
}