2 * Virtio 9p PCI Bindings
4 * Copyright IBM, Corp. 2010
7 * Anthony Liguori <aliguori@us.ibm.com>
9 * This work is licensed under the terms of the GNU GPL, version 2. See
10 * the COPYING file in the top-level directory.
12 * Contributions after 2012-01-13 are licensed under the terms of the
13 * GNU GPL, version 2 or (at your option) any later version.
16 #include "qemu/osdep.h"
18 #include "virtio-pci.h"
19 #include "hw/9pfs/virtio-9p.h"
20 #include "hw/qdev-properties.h"
21 #include "qemu/module.h"
24 * virtio-9p-pci: This extends VirtioPCIProxy.
27 #define TYPE_VIRTIO_9P_PCI "virtio-9p-pci-base"
28 #define VIRTIO_9P_PCI(obj) \
29 OBJECT_CHECK(V9fsPCIState, (obj), TYPE_VIRTIO_9P_PCI)
31 typedef struct V9fsPCIState
{
32 VirtIOPCIProxy parent_obj
;
36 static void virtio_9p_pci_realize(VirtIOPCIProxy
*vpci_dev
, Error
**errp
)
38 V9fsPCIState
*dev
= VIRTIO_9P_PCI(vpci_dev
);
39 DeviceState
*vdev
= DEVICE(&dev
->vdev
);
41 qdev_realize(vdev
, BUS(&vpci_dev
->bus
), errp
);
44 static Property virtio_9p_pci_properties
[] = {
45 DEFINE_PROP_BIT("ioeventfd", VirtIOPCIProxy
, flags
,
46 VIRTIO_PCI_FLAG_USE_IOEVENTFD_BIT
, true),
47 DEFINE_PROP_UINT32("vectors", VirtIOPCIProxy
, nvectors
, 2),
48 DEFINE_PROP_END_OF_LIST(),
51 static void virtio_9p_pci_class_init(ObjectClass
*klass
, void *data
)
53 DeviceClass
*dc
= DEVICE_CLASS(klass
);
54 PCIDeviceClass
*pcidev_k
= PCI_DEVICE_CLASS(klass
);
55 VirtioPCIClass
*k
= VIRTIO_PCI_CLASS(klass
);
57 k
->realize
= virtio_9p_pci_realize
;
58 pcidev_k
->vendor_id
= PCI_VENDOR_ID_REDHAT_QUMRANET
;
59 pcidev_k
->device_id
= PCI_DEVICE_ID_VIRTIO_9P
;
60 pcidev_k
->revision
= VIRTIO_PCI_ABI_VERSION
;
61 pcidev_k
->class_id
= 0x2;
62 set_bit(DEVICE_CATEGORY_STORAGE
, dc
->categories
);
63 device_class_set_props(dc
, virtio_9p_pci_properties
);
66 static void virtio_9p_pci_instance_init(Object
*obj
)
68 V9fsPCIState
*dev
= VIRTIO_9P_PCI(obj
);
70 virtio_instance_init_common(obj
, &dev
->vdev
, sizeof(dev
->vdev
),
74 static const VirtioPCIDeviceTypeInfo virtio_9p_pci_info
= {
75 .base_name
= TYPE_VIRTIO_9P_PCI
,
76 .generic_name
= "virtio-9p-pci",
77 .transitional_name
= "virtio-9p-pci-transitional",
78 .non_transitional_name
= "virtio-9p-pci-non-transitional",
79 .instance_size
= sizeof(V9fsPCIState
),
80 .instance_init
= virtio_9p_pci_instance_init
,
81 .class_init
= virtio_9p_pci_class_init
,
84 static void virtio_9p_pci_register(void)
86 virtio_pci_types_register(&virtio_9p_pci_info
);
89 type_init(virtio_9p_pci_register
)