/* * 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_realize(vdev, BUS(&vpci_dev->bus), 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)