| /* |
| * Virtio 9p PCI Bindings |
| * |
| * Copyright IBM, Corp. 2010 |
| * |
| * Authors: |
| * Anthony Liguori <aliguori@us.ibm.com> |
| * |
| * 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 "virtio-pci.h" |
| #include "hw/9pfs/virtio-9p.h" |
| #include "hw/qdev-properties.h" |
| #include "qemu/module.h" |
| |
| /* |
| * virtio-9p-pci: This extends VirtioPCIProxy. |
| */ |
| |
| #define TYPE_VIRTIO_9P_PCI "virtio-9p-pci-base" |
| #define VIRTIO_9P_PCI(obj) \ |
| OBJECT_CHECK(V9fsPCIState, (obj), TYPE_VIRTIO_9P_PCI) |
| |
| typedef struct V9fsPCIState { |
| VirtIOPCIProxy parent_obj; |
| V9fsVirtioState vdev; |
| } V9fsPCIState; |
| |
| static void virtio_9p_pci_realize(VirtIOPCIProxy *vpci_dev, Error **errp) |
| { |
| V9fsPCIState *dev = VIRTIO_9P_PCI(vpci_dev); |
| DeviceState *vdev = DEVICE(&dev->vdev); |
| |
| qdev_set_parent_bus(vdev, BUS(&vpci_dev->bus)); |
| object_property_set_bool(OBJECT(vdev), true, "realized", errp); |
| } |
| |
| static Property virtio_9p_pci_properties[] = { |
| DEFINE_PROP_BIT("ioeventfd", VirtIOPCIProxy, flags, |
| VIRTIO_PCI_FLAG_USE_IOEVENTFD_BIT, true), |
| DEFINE_PROP_UINT32("vectors", VirtIOPCIProxy, nvectors, 2), |
| DEFINE_PROP_END_OF_LIST(), |
| }; |
| |
| static void virtio_9p_pci_class_init(ObjectClass *klass, void *data) |
| { |
| DeviceClass *dc = DEVICE_CLASS(klass); |
| PCIDeviceClass *pcidev_k = PCI_DEVICE_CLASS(klass); |
| VirtioPCIClass *k = VIRTIO_PCI_CLASS(klass); |
| |
| k->realize = virtio_9p_pci_realize; |
| pcidev_k->vendor_id = PCI_VENDOR_ID_REDHAT_QUMRANET; |
| pcidev_k->device_id = PCI_DEVICE_ID_VIRTIO_9P; |
| pcidev_k->revision = VIRTIO_PCI_ABI_VERSION; |
| pcidev_k->class_id = 0x2; |
| set_bit(DEVICE_CATEGORY_STORAGE, dc->categories); |
| device_class_set_props(dc, virtio_9p_pci_properties); |
| } |
| |
| static void virtio_9p_pci_instance_init(Object *obj) |
| { |
| V9fsPCIState *dev = VIRTIO_9P_PCI(obj); |
| |
| virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev), |
| TYPE_VIRTIO_9P); |
| } |
| |
| static const VirtioPCIDeviceTypeInfo virtio_9p_pci_info = { |
| .base_name = TYPE_VIRTIO_9P_PCI, |
| .generic_name = "virtio-9p-pci", |
| .transitional_name = "virtio-9p-pci-transitional", |
| .non_transitional_name = "virtio-9p-pci-non-transitional", |
| .instance_size = sizeof(V9fsPCIState), |
| .instance_init = virtio_9p_pci_instance_init, |
| .class_init = virtio_9p_pci_class_init, |
| }; |
| |
| static void virtio_9p_pci_register(void) |
| { |
| virtio_pci_types_register(&virtio_9p_pci_info); |
| } |
| |
| type_init(virtio_9p_pci_register) |