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Diffstat (limited to 'hw/virtio/virtio-9p-pci.c')
-rw-r--r--hw/virtio/virtio-9p-pci.c88
1 files changed, 88 insertions, 0 deletions
diff --git a/hw/virtio/virtio-9p-pci.c b/hw/virtio/virtio-9p-pci.c
new file mode 100644
index 0000000000..7bf1130966
--- /dev/null
+++ b/hw/virtio/virtio-9p-pci.c
@@ -0,0 +1,88 @@
+/*
+ * 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"
+
+/*
+ * 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);
+ dc->props = 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)