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Diffstat (limited to 'hw/virtio/virtio-rng-pci.c')
-rw-r--r--hw/virtio/virtio-rng-pci.c88
1 files changed, 88 insertions, 0 deletions
diff --git a/hw/virtio/virtio-rng-pci.c b/hw/virtio/virtio-rng-pci.c
new file mode 100644
index 0000000000..6cc6374289
--- /dev/null
+++ b/hw/virtio/virtio-rng-pci.c
@@ -0,0 +1,88 @@
+/*
+ * Virtio rng PCI Bindings
+ *
+ * Copyright 2012 Red Hat, Inc.
+ * Copyright 2012 Amit Shah <amit.shah@redhat.com>
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2 or
+ * (at your option) any later version. See the COPYING file in the
+ * top-level directory.
+ */
+
+#include "qemu/osdep.h"
+
+#include "virtio-pci.h"
+#include "hw/virtio/virtio-rng.h"
+#include "qapi/error.h"
+
+typedef struct VirtIORngPCI VirtIORngPCI;
+
+/*
+ * virtio-rng-pci: This extends VirtioPCIProxy.
+ */
+#define TYPE_VIRTIO_RNG_PCI "virtio-rng-pci-base"
+#define VIRTIO_RNG_PCI(obj) \
+ OBJECT_CHECK(VirtIORngPCI, (obj), TYPE_VIRTIO_RNG_PCI)
+
+struct VirtIORngPCI {
+ VirtIOPCIProxy parent_obj;
+ VirtIORNG vdev;
+};
+
+static void virtio_rng_pci_realize(VirtIOPCIProxy *vpci_dev, Error **errp)
+{
+ VirtIORngPCI *vrng = VIRTIO_RNG_PCI(vpci_dev);
+ DeviceState *vdev = DEVICE(&vrng->vdev);
+ Error *err = NULL;
+
+ qdev_set_parent_bus(vdev, BUS(&vpci_dev->bus));
+ object_property_set_bool(OBJECT(vdev), true, "realized", &err);
+ if (err) {
+ error_propagate(errp, err);
+ return;
+ }
+
+ object_property_set_link(OBJECT(vrng),
+ OBJECT(vrng->vdev.conf.rng), "rng",
+ NULL);
+}
+
+static void virtio_rng_pci_class_init(ObjectClass *klass, void *data)
+{
+ DeviceClass *dc = DEVICE_CLASS(klass);
+ VirtioPCIClass *k = VIRTIO_PCI_CLASS(klass);
+ PCIDeviceClass *pcidev_k = PCI_DEVICE_CLASS(klass);
+
+ k->realize = virtio_rng_pci_realize;
+ set_bit(DEVICE_CATEGORY_MISC, dc->categories);
+
+ pcidev_k->vendor_id = PCI_VENDOR_ID_REDHAT_QUMRANET;
+ pcidev_k->device_id = PCI_DEVICE_ID_VIRTIO_RNG;
+ pcidev_k->revision = VIRTIO_PCI_ABI_VERSION;
+ pcidev_k->class_id = PCI_CLASS_OTHERS;
+}
+
+static void virtio_rng_initfn(Object *obj)
+{
+ VirtIORngPCI *dev = VIRTIO_RNG_PCI(obj);
+
+ virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev),
+ TYPE_VIRTIO_RNG);
+}
+
+static const VirtioPCIDeviceTypeInfo virtio_rng_pci_info = {
+ .base_name = TYPE_VIRTIO_RNG_PCI,
+ .generic_name = "virtio-rng-pci",
+ .transitional_name = "virtio-rng-pci-transitional",
+ .non_transitional_name = "virtio-rng-pci-non-transitional",
+ .instance_size = sizeof(VirtIORngPCI),
+ .instance_init = virtio_rng_initfn,
+ .class_init = virtio_rng_pci_class_init,
+};
+
+static void virtio_rng_pci_register(void)
+{
+ virtio_pci_types_register(&virtio_rng_pci_info);
+}
+
+type_init(virtio_rng_pci_register)