LXR qemu/hw/s390x/virtio-ccw-9p.c

   1/*
   2 * virtio ccw 9p implementation
   3 *
   4 * Copyright 2012, 2015 IBM Corp.
   5 * Author(s): Pierre Morel <pmorel@linux.vnet.ibm.com>
   6 *
   7 * This work is licensed under the terms of the GNU GPL, version 2 or (at
   8 * your option) any later version. See the COPYING file in the top-level
   9 * directory.
  10 */
  11
  12#include "qemu/osdep.h"
  13#include "hw/qdev-properties.h"
  14#include "hw/virtio/virtio.h"
  15#include "qapi/error.h"
  16#include "qemu/module.h"
  17#include "virtio-ccw.h"
  18
  19static void virtio_ccw_9p_realize(VirtioCcwDevice *ccw_dev, Error **errp)
  20{
  21    V9fsCCWState *dev = VIRTIO_9P_CCW(ccw_dev);
  22    DeviceState *vdev = DEVICE(&dev->vdev);
  23
  24    qdev_realize(vdev, BUS(&ccw_dev->bus), errp);
  25}
  26
  27static void virtio_ccw_9p_instance_init(Object *obj)
  28{
  29    V9fsCCWState *dev = VIRTIO_9P_CCW(obj);
  30
  31    virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev),
  32                                TYPE_VIRTIO_9P);
  33}
  34
  35static Property virtio_ccw_9p_properties[] = {
  36    DEFINE_PROP_BIT("ioeventfd", VirtioCcwDevice, flags,
  37            VIRTIO_CCW_FLAG_USE_IOEVENTFD_BIT, true),
  38    DEFINE_PROP_UINT32("max_revision", VirtioCcwDevice, max_rev,
  39                       VIRTIO_CCW_MAX_REV),
  40    DEFINE_PROP_END_OF_LIST(),
  41};
  42
  43static void virtio_ccw_9p_class_init(ObjectClass *klass, void *data)
  44{
  45    DeviceClass *dc = DEVICE_CLASS(klass);
  46    VirtIOCCWDeviceClass *k = VIRTIO_CCW_DEVICE_CLASS(klass);
  47
  48    k->realize = virtio_ccw_9p_realize;
  49    device_class_set_props(dc, virtio_ccw_9p_properties);
  50    set_bit(DEVICE_CATEGORY_STORAGE, dc->categories);
  51}
  52
  53static const TypeInfo virtio_ccw_9p_info = {
  54    .name          = TYPE_VIRTIO_9P_CCW,
  55    .parent        = TYPE_VIRTIO_CCW_DEVICE,
  56    .instance_size = sizeof(V9fsCCWState),
  57    .instance_init = virtio_ccw_9p_instance_init,
  58    .class_init    = virtio_ccw_9p_class_init,
  59};
  60
  61static void virtio_ccw_9p_register(void)
  62{
  63    type_register_static(&virtio_ccw_9p_info);
  64}
  65
  66type_init(virtio_ccw_9p_register)
  67