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-rw-r--r--hw/virtio-pci.c50
1 files changed, 49 insertions, 1 deletions
diff --git a/hw/virtio-pci.c b/hw/virtio-pci.c
index a869f535de..df1dd7744c 100644
--- a/hw/virtio-pci.c
+++ b/hw/virtio-pci.c
@@ -255,7 +255,7 @@ static void virtio_pci_stop_ioeventfd(VirtIOPCIProxy *proxy)
     proxy->ioeventfd_started = false;
 }
 
-void virtio_pci_reset(DeviceState *d)
+static void virtio_pci_reset(DeviceState *d)
 {
     VirtIOPCIProxy *proxy = to_virtio_pci_proxy(d);
     virtio_pci_stop_ioeventfd(proxy);
@@ -1313,6 +1313,51 @@ static const TypeInfo virtio_scsi_info = {
     .class_init    = virtio_scsi_class_init,
 };
 
+#ifdef CONFIG_VIRTFS
+static int virtio_9p_init_pci(PCIDevice *pci_dev)
+{
+    VirtIOPCIProxy *proxy = DO_UPCAST(VirtIOPCIProxy, pci_dev, pci_dev);
+    VirtIODevice *vdev;
+
+    vdev = virtio_9p_init(&pci_dev->qdev, &proxy->fsconf);
+    vdev->nvectors = proxy->nvectors;
+    virtio_init_pci(proxy, vdev);
+    /* make the actual value visible */
+    proxy->nvectors = vdev->nvectors;
+    return 0;
+}
+
+static Property virtio_9p_properties[] = {
+    DEFINE_PROP_BIT("ioeventfd", VirtIOPCIProxy, flags, VIRTIO_PCI_FLAG_USE_IOEVENTFD_BIT, true),
+    DEFINE_PROP_UINT32("vectors", VirtIOPCIProxy, nvectors, 2),
+    DEFINE_VIRTIO_COMMON_FEATURES(VirtIOPCIProxy, host_features),
+    DEFINE_PROP_STRING("mount_tag", VirtIOPCIProxy, fsconf.tag),
+    DEFINE_PROP_STRING("fsdev", VirtIOPCIProxy, fsconf.fsdev_id),
+    DEFINE_PROP_END_OF_LIST(),
+};
+
+static void virtio_9p_class_init(ObjectClass *klass, void *data)
+{
+    DeviceClass *dc = DEVICE_CLASS(klass);
+    PCIDeviceClass *k = PCI_DEVICE_CLASS(klass);
+
+    k->init = virtio_9p_init_pci;
+    k->vendor_id = PCI_VENDOR_ID_REDHAT_QUMRANET;
+    k->device_id = PCI_DEVICE_ID_VIRTIO_9P;
+    k->revision = VIRTIO_PCI_ABI_VERSION;
+    k->class_id = 0x2;
+    dc->props = virtio_9p_properties;
+    dc->reset = virtio_pci_reset;
+}
+
+static const TypeInfo virtio_9p_info = {
+    .name          = "virtio-9p-pci",
+    .parent        = TYPE_PCI_DEVICE,
+    .instance_size = sizeof(VirtIOPCIProxy),
+    .class_init    = virtio_9p_class_init,
+};
+#endif
+
 /*
  * virtio-pci: This is the PCIDevice which has a virtio-pci-bus.
  */
@@ -1475,6 +1520,9 @@ static void virtio_pci_register_types(void)
     type_register_static(&virtio_rng_info);
     type_register_static(&virtio_pci_bus_info);
     type_register_static(&virtio_pci_info);
+#ifdef CONFIG_VIRTFS
+    type_register_static(&virtio_9p_info);
+#endif
 }
 
 type_init(virtio_pci_register_types)