/* * Virtio balloon PCI Bindings * * Copyright IBM, Corp. 2007 * Copyright (c) 2009 CodeSourcery * * Authors: * Anthony Liguori <aliguori@us.ibm.com> * Paul Brook <paul@codesourcery.com> * * 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/qdev-properties.h" #include "hw/virtio/virtio-balloon.h" #include "qapi/error.h" #include "qemu/module.h" typedef struct VirtIOBalloonPCI VirtIOBalloonPCI; /* * virtio-balloon-pci: This extends VirtioPCIProxy. */ #define TYPE_VIRTIO_BALLOON_PCI "virtio-balloon-pci-base" #define VIRTIO_BALLOON_PCI(obj) \ OBJECT_CHECK(VirtIOBalloonPCI, (obj), TYPE_VIRTIO_BALLOON_PCI) struct VirtIOBalloonPCI { VirtIOPCIProxy parent_obj; VirtIOBalloon vdev; }; static Property virtio_balloon_pci_properties[] = { DEFINE_PROP_UINT32("class", VirtIOPCIProxy, class_code, 0), DEFINE_PROP_END_OF_LIST(), }; static void virtio_balloon_pci_realize(VirtIOPCIProxy *vpci_dev, Error **errp) { VirtIOBalloonPCI *dev = VIRTIO_BALLOON_PCI(vpci_dev); DeviceState *vdev = DEVICE(&dev->vdev); if (vpci_dev->class_code != PCI_CLASS_OTHERS && vpci_dev->class_code != PCI_CLASS_MEMORY_RAM) { /* qemu < 1.1 */ vpci_dev->class_code = PCI_CLASS_OTHERS; } qdev_set_parent_bus(vdev, BUS(&vpci_dev->bus)); object_property_set_bool(OBJECT(vdev), true, "realized", errp); } static void virtio_balloon_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_balloon_pci_realize; set_bit(DEVICE_CATEGORY_MISC, dc->categories); device_class_set_props(dc, virtio_balloon_pci_properties); pcidev_k->vendor_id = PCI_VENDOR_ID_REDHAT_QUMRANET; pcidev_k->device_id = PCI_DEVICE_ID_VIRTIO_BALLOON; pcidev_k->revision = VIRTIO_PCI_ABI_VERSION; pcidev_k->class_id = PCI_CLASS_OTHERS; } static void virtio_balloon_pci_instance_init(Object *obj) { VirtIOBalloonPCI *dev = VIRTIO_BALLOON_PCI(obj); virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev), TYPE_VIRTIO_BALLOON); object_property_add_alias(obj, "guest-stats", OBJECT(&dev->vdev), "guest-stats", &error_abort); object_property_add_alias(obj, "guest-stats-polling-interval", OBJECT(&dev->vdev), "guest-stats-polling-interval", &error_abort); } static const VirtioPCIDeviceTypeInfo virtio_balloon_pci_info = { .base_name = TYPE_VIRTIO_BALLOON_PCI, .generic_name = "virtio-balloon-pci", .transitional_name = "virtio-balloon-pci-transitional", .non_transitional_name = "virtio-balloon-pci-non-transitional", .instance_size = sizeof(VirtIOBalloonPCI), .instance_init = virtio_balloon_pci_instance_init, .class_init = virtio_balloon_pci_class_init, }; static void virtio_balloon_pci_register(void) { virtio_pci_types_register(&virtio_balloon_pci_info); } type_init(virtio_balloon_pci_register)