qemu

FORK: QEMU emulator
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vhost-scsi-ccw.c (2047B)

      1 /*
      2  * vhost ccw scsi 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 #include "hw/virtio/vhost-scsi.h"
     19 
     20 #define TYPE_VHOST_SCSI_CCW "vhost-scsi-ccw"
     21 OBJECT_DECLARE_SIMPLE_TYPE(VHostSCSICcw, VHOST_SCSI_CCW)
     22 
     23 struct VHostSCSICcw {
     24     VirtioCcwDevice parent_obj;
     25     VHostSCSI vdev;
     26 };
     27 
     28 static void vhost_ccw_scsi_realize(VirtioCcwDevice *ccw_dev, Error **errp)
     29 {
     30     VHostSCSICcw *dev = VHOST_SCSI_CCW(ccw_dev);
     31     DeviceState *vdev = DEVICE(&dev->vdev);
     32 
     33     qdev_realize(vdev, BUS(&ccw_dev->bus), errp);
     34 }
     35 
     36 static void vhost_ccw_scsi_instance_init(Object *obj)
     37 {
     38     VHostSCSICcw *dev = VHOST_SCSI_CCW(obj);
     39 
     40     virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev),
     41                                 TYPE_VHOST_SCSI);
     42 }
     43 
     44 static Property vhost_ccw_scsi_properties[] = {
     45     DEFINE_PROP_UINT32("max_revision", VirtioCcwDevice, max_rev,
     46                        VIRTIO_CCW_MAX_REV),
     47     DEFINE_PROP_END_OF_LIST(),
     48 };
     49 
     50 static void vhost_ccw_scsi_class_init(ObjectClass *klass, void *data)
     51 {
     52     DeviceClass *dc = DEVICE_CLASS(klass);
     53     VirtIOCCWDeviceClass *k = VIRTIO_CCW_DEVICE_CLASS(klass);
     54 
     55     k->realize = vhost_ccw_scsi_realize;
     56     device_class_set_props(dc, vhost_ccw_scsi_properties);
     57     set_bit(DEVICE_CATEGORY_STORAGE, dc->categories);
     58 }
     59 
     60 static const TypeInfo vhost_ccw_scsi = {
     61     .name          = TYPE_VHOST_SCSI_CCW,
     62     .parent        = TYPE_VIRTIO_CCW_DEVICE,
     63     .instance_size = sizeof(VHostSCSICcw),
     64     .instance_init = vhost_ccw_scsi_instance_init,
     65     .class_init    = vhost_ccw_scsi_class_init,
     66 };
     67 
     68 static void virtio_ccw_scsi_register(void)
     69 {
     70     type_register_static(&vhost_ccw_scsi);
     71 }
     72 
     73 type_init(virtio_ccw_scsi_register)