qemu-e2k/hw/s390x/virtio-ccw-9p.c

76 lines
2.1 KiB
C

/*
* virtio ccw 9p implementation
*
* Copyright 2012, 2015 IBM Corp.
* Author(s): Pierre Morel <pmorel@linux.vnet.ibm.com>
*
* This work is licensed under the terms of the GNU GPL, version 2 or (at
* your option) any later version. See the COPYING file in the top-level
* directory.
*/
#include "qemu/osdep.h"
#include "hw/qdev-properties.h"
#include "hw/virtio/virtio.h"
#include "qapi/error.h"
#include "qemu/module.h"
#include "virtio-ccw.h"
#include "hw/9pfs/virtio-9p.h"
#define TYPE_VIRTIO_9P_CCW "virtio-9p-ccw"
OBJECT_DECLARE_SIMPLE_TYPE(V9fsCCWState, VIRTIO_9P_CCW)
struct V9fsCCWState {
VirtioCcwDevice parent_obj;
V9fsVirtioState vdev;
};
static void virtio_ccw_9p_realize(VirtioCcwDevice *ccw_dev, Error **errp)
{
V9fsCCWState *dev = VIRTIO_9P_CCW(ccw_dev);
DeviceState *vdev = DEVICE(&dev->vdev);
qdev_realize(vdev, BUS(&ccw_dev->bus), errp);
}
static void virtio_ccw_9p_instance_init(Object *obj)
{
V9fsCCWState *dev = VIRTIO_9P_CCW(obj);
virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev),
TYPE_VIRTIO_9P);
}
static Property virtio_ccw_9p_properties[] = {
DEFINE_PROP_BIT("ioeventfd", VirtioCcwDevice, flags,
VIRTIO_CCW_FLAG_USE_IOEVENTFD_BIT, true),
DEFINE_PROP_UINT32("max_revision", VirtioCcwDevice, max_rev,
VIRTIO_CCW_MAX_REV),
DEFINE_PROP_END_OF_LIST(),
};
static void virtio_ccw_9p_class_init(ObjectClass *klass, void *data)
{
DeviceClass *dc = DEVICE_CLASS(klass);
VirtIOCCWDeviceClass *k = VIRTIO_CCW_DEVICE_CLASS(klass);
k->realize = virtio_ccw_9p_realize;
device_class_set_props(dc, virtio_ccw_9p_properties);
set_bit(DEVICE_CATEGORY_STORAGE, dc->categories);
}
static const TypeInfo virtio_ccw_9p_info = {
.name = TYPE_VIRTIO_9P_CCW,
.parent = TYPE_VIRTIO_CCW_DEVICE,
.instance_size = sizeof(V9fsCCWState),
.instance_init = virtio_ccw_9p_instance_init,
.class_init = virtio_ccw_9p_class_init,
};
static void virtio_ccw_9p_register(void)
{
type_register_static(&virtio_ccw_9p_info);
}
type_init(virtio_ccw_9p_register)