From cad3cd79a1d14873921dada2dfc6cc68b80cf0a5 Mon Sep 17 00:00:00 2001 From: Juan Quintela Date: Thu, 3 Jan 2019 15:10:09 +0100 Subject: virtio: split virtio net bits from virtio-pci Reviewed-by: Thomas Huth Reviewed-by: Laurent Vivier Signed-off-by: Juan Quintela Reviewed-by: Michael S. Tsirkin Signed-off-by: Michael S. Tsirkin --- hw/virtio/virtio-net-pci.c | 98 ++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 98 insertions(+) create mode 100644 hw/virtio/virtio-net-pci.c (limited to 'hw/virtio/virtio-net-pci.c') diff --git a/hw/virtio/virtio-net-pci.c b/hw/virtio/virtio-net-pci.c new file mode 100644 index 0000000000..db07ab9e21 --- /dev/null +++ b/hw/virtio/virtio-net-pci.c @@ -0,0 +1,98 @@ +/* + * Virtio net PCI Bindings + * + * Copyright IBM, Corp. 2007 + * Copyright (c) 2009 CodeSourcery + * + * Authors: + * Anthony Liguori + * Paul Brook + * + * This work is licensed under the terms of the GNU GPL, version 2. See + * the COPYING file in the top-level directory. + * + * Contributions after 2012-01-13 are licensed under the terms of the + * GNU GPL, version 2 or (at your option) any later version. + */ + +#include "qemu/osdep.h" + +#include "hw/virtio/virtio-net.h" +#include "virtio-pci.h" +#include "qapi/error.h" + +typedef struct VirtIONetPCI VirtIONetPCI; + +/* + * virtio-net-pci: This extends VirtioPCIProxy. + */ +#define TYPE_VIRTIO_NET_PCI "virtio-net-pci-base" +#define VIRTIO_NET_PCI(obj) \ + OBJECT_CHECK(VirtIONetPCI, (obj), TYPE_VIRTIO_NET_PCI) + +struct VirtIONetPCI { + VirtIOPCIProxy parent_obj; + VirtIONet vdev; +}; + +static Property virtio_net_properties[] = { + DEFINE_PROP_BIT("ioeventfd", VirtIOPCIProxy, flags, + VIRTIO_PCI_FLAG_USE_IOEVENTFD_BIT, true), + DEFINE_PROP_UINT32("vectors", VirtIOPCIProxy, nvectors, 3), + DEFINE_PROP_END_OF_LIST(), +}; + +static void virtio_net_pci_realize(VirtIOPCIProxy *vpci_dev, Error **errp) +{ + DeviceState *qdev = DEVICE(vpci_dev); + VirtIONetPCI *dev = VIRTIO_NET_PCI(vpci_dev); + DeviceState *vdev = DEVICE(&dev->vdev); + + virtio_net_set_netclient_name(&dev->vdev, qdev->id, + object_get_typename(OBJECT(qdev))); + qdev_set_parent_bus(vdev, BUS(&vpci_dev->bus)); + object_property_set_bool(OBJECT(vdev), true, "realized", errp); +} + +static void virtio_net_pci_class_init(ObjectClass *klass, void *data) +{ + DeviceClass *dc = DEVICE_CLASS(klass); + PCIDeviceClass *k = PCI_DEVICE_CLASS(klass); + VirtioPCIClass *vpciklass = VIRTIO_PCI_CLASS(klass); + + k->romfile = "efi-virtio.rom"; + k->vendor_id = PCI_VENDOR_ID_REDHAT_QUMRANET; + k->device_id = PCI_DEVICE_ID_VIRTIO_NET; + k->revision = VIRTIO_PCI_ABI_VERSION; + k->class_id = PCI_CLASS_NETWORK_ETHERNET; + set_bit(DEVICE_CATEGORY_NETWORK, dc->categories); + dc->props = virtio_net_properties; + vpciklass->realize = virtio_net_pci_realize; +} + +static void virtio_net_pci_instance_init(Object *obj) +{ + VirtIONetPCI *dev = VIRTIO_NET_PCI(obj); + + virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev), + TYPE_VIRTIO_NET); + object_property_add_alias(obj, "bootindex", OBJECT(&dev->vdev), + "bootindex", &error_abort); +} + +static const VirtioPCIDeviceTypeInfo virtio_net_pci_info = { + .base_name = TYPE_VIRTIO_NET_PCI, + .generic_name = "virtio-net-pci", + .transitional_name = "virtio-net-pci-transitional", + .non_transitional_name = "virtio-net-pci-non-transitional", + .instance_size = sizeof(VirtIONetPCI), + .instance_init = virtio_net_pci_instance_init, + .class_init = virtio_net_pci_class_init, +}; + +static void virtio_net_pci_register(void) +{ + virtio_pci_types_register(&virtio_net_pci_info); +} + +type_init(virtio_net_pci_register) -- cgit v1.2.3