xref: /openbmc/qemu/hw/virtio/virtio-net-pci.c (revision cad3cd79a1d14873921dada2dfc6cc68b80cf0a5) 
1*cad3cd79SJuan Quintela /*
2*cad3cd79SJuan Quintela  * Virtio net PCI Bindings
3*cad3cd79SJuan Quintela  *
4*cad3cd79SJuan Quintela  * Copyright IBM, Corp. 2007
5*cad3cd79SJuan Quintela  * Copyright (c) 2009 CodeSourcery
6*cad3cd79SJuan Quintela  *
7*cad3cd79SJuan Quintela  * Authors:
8*cad3cd79SJuan Quintela  *  Anthony Liguori   <aliguori@us.ibm.com>
9*cad3cd79SJuan Quintela  *  Paul Brook        <paul@codesourcery.com>
10*cad3cd79SJuan Quintela  *
11*cad3cd79SJuan Quintela  * This work is licensed under the terms of the GNU GPL, version 2.  See
12*cad3cd79SJuan Quintela  * the COPYING file in the top-level directory.
13*cad3cd79SJuan Quintela  *
14*cad3cd79SJuan Quintela  * Contributions after 2012-01-13 are licensed under the terms of the
15*cad3cd79SJuan Quintela  * GNU GPL, version 2 or (at your option) any later version.
16*cad3cd79SJuan Quintela  */
17*cad3cd79SJuan Quintela 
18*cad3cd79SJuan Quintela #include "qemu/osdep.h"
19*cad3cd79SJuan Quintela 
20*cad3cd79SJuan Quintela #include "hw/virtio/virtio-net.h"
21*cad3cd79SJuan Quintela #include "virtio-pci.h"
22*cad3cd79SJuan Quintela #include "qapi/error.h"
23*cad3cd79SJuan Quintela 
24*cad3cd79SJuan Quintela typedef struct VirtIONetPCI VirtIONetPCI;
25*cad3cd79SJuan Quintela 
26*cad3cd79SJuan Quintela /*
27*cad3cd79SJuan Quintela  * virtio-net-pci: This extends VirtioPCIProxy.
28*cad3cd79SJuan Quintela  */
29*cad3cd79SJuan Quintela #define TYPE_VIRTIO_NET_PCI "virtio-net-pci-base"
30*cad3cd79SJuan Quintela #define VIRTIO_NET_PCI(obj) \
31*cad3cd79SJuan Quintela         OBJECT_CHECK(VirtIONetPCI, (obj), TYPE_VIRTIO_NET_PCI)
32*cad3cd79SJuan Quintela 
33*cad3cd79SJuan Quintela struct VirtIONetPCI {
34*cad3cd79SJuan Quintela     VirtIOPCIProxy parent_obj;
35*cad3cd79SJuan Quintela     VirtIONet vdev;
36*cad3cd79SJuan Quintela };
37*cad3cd79SJuan Quintela 
38*cad3cd79SJuan Quintela static Property virtio_net_properties[] = {
39*cad3cd79SJuan Quintela     DEFINE_PROP_BIT("ioeventfd", VirtIOPCIProxy, flags,
40*cad3cd79SJuan Quintela                     VIRTIO_PCI_FLAG_USE_IOEVENTFD_BIT, true),
41*cad3cd79SJuan Quintela     DEFINE_PROP_UINT32("vectors", VirtIOPCIProxy, nvectors, 3),
42*cad3cd79SJuan Quintela     DEFINE_PROP_END_OF_LIST(),
43*cad3cd79SJuan Quintela };
44*cad3cd79SJuan Quintela 
45*cad3cd79SJuan Quintela static void virtio_net_pci_realize(VirtIOPCIProxy *vpci_dev, Error **errp)
46*cad3cd79SJuan Quintela {
47*cad3cd79SJuan Quintela     DeviceState *qdev = DEVICE(vpci_dev);
48*cad3cd79SJuan Quintela     VirtIONetPCI *dev = VIRTIO_NET_PCI(vpci_dev);
49*cad3cd79SJuan Quintela     DeviceState *vdev = DEVICE(&dev->vdev);
50*cad3cd79SJuan Quintela 
51*cad3cd79SJuan Quintela     virtio_net_set_netclient_name(&dev->vdev, qdev->id,
52*cad3cd79SJuan Quintela                                   object_get_typename(OBJECT(qdev)));
53*cad3cd79SJuan Quintela     qdev_set_parent_bus(vdev, BUS(&vpci_dev->bus));
54*cad3cd79SJuan Quintela     object_property_set_bool(OBJECT(vdev), true, "realized", errp);
55*cad3cd79SJuan Quintela }
56*cad3cd79SJuan Quintela 
57*cad3cd79SJuan Quintela static void virtio_net_pci_class_init(ObjectClass *klass, void *data)
58*cad3cd79SJuan Quintela {
59*cad3cd79SJuan Quintela     DeviceClass *dc = DEVICE_CLASS(klass);
60*cad3cd79SJuan Quintela     PCIDeviceClass *k = PCI_DEVICE_CLASS(klass);
61*cad3cd79SJuan Quintela     VirtioPCIClass *vpciklass = VIRTIO_PCI_CLASS(klass);
62*cad3cd79SJuan Quintela 
63*cad3cd79SJuan Quintela     k->romfile = "efi-virtio.rom";
64*cad3cd79SJuan Quintela     k->vendor_id = PCI_VENDOR_ID_REDHAT_QUMRANET;
65*cad3cd79SJuan Quintela     k->device_id = PCI_DEVICE_ID_VIRTIO_NET;
66*cad3cd79SJuan Quintela     k->revision = VIRTIO_PCI_ABI_VERSION;
67*cad3cd79SJuan Quintela     k->class_id = PCI_CLASS_NETWORK_ETHERNET;
68*cad3cd79SJuan Quintela     set_bit(DEVICE_CATEGORY_NETWORK, dc->categories);
69*cad3cd79SJuan Quintela     dc->props = virtio_net_properties;
70*cad3cd79SJuan Quintela     vpciklass->realize = virtio_net_pci_realize;
71*cad3cd79SJuan Quintela }
72*cad3cd79SJuan Quintela 
73*cad3cd79SJuan Quintela static void virtio_net_pci_instance_init(Object *obj)
74*cad3cd79SJuan Quintela {
75*cad3cd79SJuan Quintela     VirtIONetPCI *dev = VIRTIO_NET_PCI(obj);
76*cad3cd79SJuan Quintela 
77*cad3cd79SJuan Quintela     virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev),
78*cad3cd79SJuan Quintela                                 TYPE_VIRTIO_NET);
79*cad3cd79SJuan Quintela     object_property_add_alias(obj, "bootindex", OBJECT(&dev->vdev),
80*cad3cd79SJuan Quintela                               "bootindex", &error_abort);
81*cad3cd79SJuan Quintela }
82*cad3cd79SJuan Quintela 
83*cad3cd79SJuan Quintela static const VirtioPCIDeviceTypeInfo virtio_net_pci_info = {
84*cad3cd79SJuan Quintela     .base_name             = TYPE_VIRTIO_NET_PCI,
85*cad3cd79SJuan Quintela     .generic_name          = "virtio-net-pci",
86*cad3cd79SJuan Quintela     .transitional_name     = "virtio-net-pci-transitional",
87*cad3cd79SJuan Quintela     .non_transitional_name = "virtio-net-pci-non-transitional",
88*cad3cd79SJuan Quintela     .instance_size = sizeof(VirtIONetPCI),
89*cad3cd79SJuan Quintela     .instance_init = virtio_net_pci_instance_init,
90*cad3cd79SJuan Quintela     .class_init    = virtio_net_pci_class_init,
91*cad3cd79SJuan Quintela };
92*cad3cd79SJuan Quintela 
93*cad3cd79SJuan Quintela static void virtio_net_pci_register(void)
94*cad3cd79SJuan Quintela {
95*cad3cd79SJuan Quintela     virtio_pci_types_register(&virtio_net_pci_info);
96*cad3cd79SJuan Quintela }
97*cad3cd79SJuan Quintela 
98*cad3cd79SJuan Quintela type_init(virtio_net_pci_register)
99