1/*
2 * virtio ccw block implementation
3 *
4 * Copyright 2012, 2015 IBM Corp.
5 * Author(s): Cornelia Huck <cornelia.huck@de.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_blk_realize(VirtioCcwDevice *ccw_dev, Error **errp)
20{
21 VirtIOBlkCcw *dev = VIRTIO_BLK_CCW(ccw_dev);
22 DeviceState *vdev = DEVICE(&dev->vdev);
23
24 qdev_set_parent_bus(vdev, BUS(&ccw_dev->bus));
25 object_property_set_bool(OBJECT(vdev), true, "realized", errp);
26}
27
28static void virtio_ccw_blk_instance_init(Object *obj)
29{
30 VirtIOBlkCcw *dev = VIRTIO_BLK_CCW(obj);
31
32 virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev),
33 TYPE_VIRTIO_BLK);
34 object_property_add_alias(obj, "bootindex", OBJECT(&dev->vdev),
35 "bootindex", &error_abort);
36}
37
38static Property virtio_ccw_blk_properties[] = {
39 DEFINE_PROP_BIT("ioeventfd", VirtioCcwDevice, flags,
40 VIRTIO_CCW_FLAG_USE_IOEVENTFD_BIT, true),
41 DEFINE_PROP_UINT32("max_revision", VirtioCcwDevice, max_rev,
42 VIRTIO_CCW_MAX_REV),
43 DEFINE_PROP_END_OF_LIST(),
44};
45
46static void virtio_ccw_blk_class_init(ObjectClass *klass, void *data)
47{
48 DeviceClass *dc = DEVICE_CLASS(klass);
49 VirtIOCCWDeviceClass *k = VIRTIO_CCW_DEVICE_CLASS(klass);
50
51 k->realize = virtio_ccw_blk_realize;
52 dc->props = virtio_ccw_blk_properties;
53 set_bit(DEVICE_CATEGORY_STORAGE, dc->categories);
54}
55
56static const TypeInfo virtio_ccw_blk = {
57 .name = TYPE_VIRTIO_BLK_CCW,
58 .parent = TYPE_VIRTIO_CCW_DEVICE,
59 .instance_size = sizeof(VirtIOBlkCcw),
60 .instance_init = virtio_ccw_blk_instance_init,
61 .class_init = virtio_ccw_blk_class_init,
62};
63
64static void virtio_ccw_blk_register(void)
65{
66 type_register_static(&virtio_ccw_blk);
67}
68
69type_init(virtio_ccw_blk_register)
70