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 | |
19 | static 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 | |
28 | static 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 | |
38 | static 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 | |
46 | static 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 | |
56 | static 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 | |
64 | static void virtio_ccw_blk_register(void) |
65 | { |
66 | type_register_static(&virtio_ccw_blk); |
67 | } |
68 | |
69 | type_init(virtio_ccw_blk_register) |
70 | |