2 * virtio ccw scsi implementation
4 * Copyright 2012, 2015 IBM Corp.
5 * Author(s): Cornelia Huck <cornelia.huck@de.ibm.com>
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
12 #include "qemu/osdep.h"
13 #include "hw/virtio/virtio.h"
14 #include "qapi/error.h"
15 #include "qemu/module.h"
16 #include "virtio-ccw.h"
18 static void virtio_ccw_scsi_realize(VirtioCcwDevice
*ccw_dev
, Error
**errp
)
20 VirtIOSCSICcw
*dev
= VIRTIO_SCSI_CCW(ccw_dev
);
21 DeviceState
*vdev
= DEVICE(&dev
->vdev
);
22 DeviceState
*qdev
= DEVICE(ccw_dev
);
26 * For command line compatibility, this sets the virtio-scsi-device bus
30 bus_name
= g_strdup_printf("%s.0", qdev
->id
);
31 virtio_device_set_child_bus_name(VIRTIO_DEVICE(vdev
), bus_name
);
35 qdev_set_parent_bus(vdev
, BUS(&ccw_dev
->bus
));
36 object_property_set_bool(OBJECT(vdev
), true, "realized", errp
);
39 static void virtio_ccw_scsi_instance_init(Object
*obj
)
41 VirtIOSCSICcw
*dev
= VIRTIO_SCSI_CCW(obj
);
43 virtio_instance_init_common(obj
, &dev
->vdev
, sizeof(dev
->vdev
),
47 static Property virtio_ccw_scsi_properties
[] = {
48 DEFINE_PROP_BIT("ioeventfd", VirtioCcwDevice
, flags
,
49 VIRTIO_CCW_FLAG_USE_IOEVENTFD_BIT
, true),
50 DEFINE_PROP_UINT32("max_revision", VirtioCcwDevice
, max_rev
,
52 DEFINE_PROP_END_OF_LIST(),
55 static void virtio_ccw_scsi_class_init(ObjectClass
*klass
, void *data
)
57 DeviceClass
*dc
= DEVICE_CLASS(klass
);
58 VirtIOCCWDeviceClass
*k
= VIRTIO_CCW_DEVICE_CLASS(klass
);
60 k
->realize
= virtio_ccw_scsi_realize
;
61 dc
->props
= virtio_ccw_scsi_properties
;
62 set_bit(DEVICE_CATEGORY_STORAGE
, dc
->categories
);
65 static const TypeInfo virtio_ccw_scsi
= {
66 .name
= TYPE_VIRTIO_SCSI_CCW
,
67 .parent
= TYPE_VIRTIO_CCW_DEVICE
,
68 .instance_size
= sizeof(VirtIOSCSICcw
),
69 .instance_init
= virtio_ccw_scsi_instance_init
,
70 .class_init
= virtio_ccw_scsi_class_init
,
73 #ifdef CONFIG_VHOST_SCSI
75 static void vhost_ccw_scsi_realize(VirtioCcwDevice
*ccw_dev
, Error
**errp
)
77 VHostSCSICcw
*dev
= VHOST_SCSI_CCW(ccw_dev
);
78 DeviceState
*vdev
= DEVICE(&dev
->vdev
);
80 qdev_set_parent_bus(vdev
, BUS(&ccw_dev
->bus
));
81 object_property_set_bool(OBJECT(vdev
), true, "realized", errp
);
84 static void vhost_ccw_scsi_instance_init(Object
*obj
)
86 VHostSCSICcw
*dev
= VHOST_SCSI_CCW(obj
);
88 virtio_instance_init_common(obj
, &dev
->vdev
, sizeof(dev
->vdev
),
92 static Property vhost_ccw_scsi_properties
[] = {
93 DEFINE_PROP_UINT32("max_revision", VirtioCcwDevice
, max_rev
,
95 DEFINE_PROP_END_OF_LIST(),
98 static void vhost_ccw_scsi_class_init(ObjectClass
*klass
, void *data
)
100 DeviceClass
*dc
= DEVICE_CLASS(klass
);
101 VirtIOCCWDeviceClass
*k
= VIRTIO_CCW_DEVICE_CLASS(klass
);
103 k
->realize
= vhost_ccw_scsi_realize
;
104 dc
->props
= vhost_ccw_scsi_properties
;
105 set_bit(DEVICE_CATEGORY_STORAGE
, dc
->categories
);
108 static const TypeInfo vhost_ccw_scsi
= {
109 .name
= TYPE_VHOST_SCSI_CCW
,
110 .parent
= TYPE_VIRTIO_CCW_DEVICE
,
111 .instance_size
= sizeof(VHostSCSICcw
),
112 .instance_init
= vhost_ccw_scsi_instance_init
,
113 .class_init
= vhost_ccw_scsi_class_init
,
118 static void virtio_ccw_scsi_register(void)
120 type_register_static(&virtio_ccw_scsi
);
121 #ifdef CONFIG_VHOST_SCSI
122 type_register_static(&vhost_ccw_scsi
);
126 type_init(virtio_ccw_scsi_register
)