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331cf66e TH |
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/virtio/virtio.h" | |
14 | #include "qapi/error.h" | |
0b8fa32f | 15 | #include "qemu/module.h" |
331cf66e TH |
16 | #include "virtio-ccw.h" |
17 | ||
18 | static void virtio_ccw_blk_realize(VirtioCcwDevice *ccw_dev, Error **errp) | |
19 | { | |
20 | VirtIOBlkCcw *dev = VIRTIO_BLK_CCW(ccw_dev); | |
21 | DeviceState *vdev = DEVICE(&dev->vdev); | |
22 | ||
23 | qdev_set_parent_bus(vdev, BUS(&ccw_dev->bus)); | |
24 | object_property_set_bool(OBJECT(vdev), true, "realized", errp); | |
25 | } | |
26 | ||
27 | static void virtio_ccw_blk_instance_init(Object *obj) | |
28 | { | |
29 | VirtIOBlkCcw *dev = VIRTIO_BLK_CCW(obj); | |
30 | ||
31 | virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev), | |
32 | TYPE_VIRTIO_BLK); | |
33 | object_property_add_alias(obj, "bootindex", OBJECT(&dev->vdev), | |
34 | "bootindex", &error_abort); | |
35 | } | |
36 | ||
37 | static Property virtio_ccw_blk_properties[] = { | |
38 | DEFINE_PROP_BIT("ioeventfd", VirtioCcwDevice, flags, | |
39 | VIRTIO_CCW_FLAG_USE_IOEVENTFD_BIT, true), | |
40 | DEFINE_PROP_UINT32("max_revision", VirtioCcwDevice, max_rev, | |
41 | VIRTIO_CCW_MAX_REV), | |
42 | DEFINE_PROP_END_OF_LIST(), | |
43 | }; | |
44 | ||
45 | static void virtio_ccw_blk_class_init(ObjectClass *klass, void *data) | |
46 | { | |
47 | DeviceClass *dc = DEVICE_CLASS(klass); | |
48 | VirtIOCCWDeviceClass *k = VIRTIO_CCW_DEVICE_CLASS(klass); | |
49 | ||
50 | k->realize = virtio_ccw_blk_realize; | |
51 | dc->props = virtio_ccw_blk_properties; | |
52 | set_bit(DEVICE_CATEGORY_STORAGE, dc->categories); | |
53 | } | |
54 | ||
55 | static const TypeInfo virtio_ccw_blk = { | |
56 | .name = TYPE_VIRTIO_BLK_CCW, | |
57 | .parent = TYPE_VIRTIO_CCW_DEVICE, | |
58 | .instance_size = sizeof(VirtIOBlkCcw), | |
59 | .instance_init = virtio_ccw_blk_instance_init, | |
60 | .class_init = virtio_ccw_blk_class_init, | |
61 | }; | |
62 | ||
63 | static void virtio_ccw_blk_register(void) | |
64 | { | |
65 | type_register_static(&virtio_ccw_blk); | |
66 | } | |
67 | ||
68 | type_init(virtio_ccw_blk_register) |