#include "standard-headers/linux/virtio_pci.h"
#include "hw/virtio/virtio.h"
-#include "hw/virtio/virtio-blk.h"
-#include "hw/virtio/virtio-net.h"
#include "hw/virtio/virtio-serial.h"
-#include "hw/virtio/virtio-scsi.h"
-#include "hw/virtio/virtio-balloon.h"
-#include "hw/virtio/virtio-input.h"
#include "hw/pci/pci.h"
#include "qapi/error.h"
#include "qemu/error-report.h"
#include "hw/pci/msix.h"
#include "hw/loader.h"
#include "sysemu/kvm.h"
-#include "sysemu/block-backend.h"
#include "virtio-pci.h"
#include "qemu/range.h"
#include "hw/virtio/virtio-bus.h"
return r;
}
+static int virtio_pci_set_host_notifier_mr(DeviceState *d, int n,
+ MemoryRegion *mr, bool assign)
+{
+ VirtIOPCIProxy *proxy = to_virtio_pci_proxy(d);
+ int offset;
+
+ if (n >= VIRTIO_QUEUE_MAX || !virtio_pci_modern(proxy) ||
+ virtio_pci_queue_mem_mult(proxy) != memory_region_size(mr)) {
+ return -1;
+ }
+
+ if (assign) {
+ offset = virtio_pci_queue_mem_mult(proxy) * n;
+ memory_region_add_subregion_overlap(&proxy->notify.mr, offset, mr, 1);
+ } else {
+ memory_region_del_subregion(&proxy->notify.mr, mr);
+ }
+
+ return 0;
+}
+
static void virtio_pci_vmstate_change(DeviceState *d, bool running)
{
VirtIOPCIProxy *proxy = to_virtio_pci_proxy(d);
}
}
-#ifdef CONFIG_VIRTFS
-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 TypeInfo virtio_9p_pci_info = {
- .name = TYPE_VIRTIO_9P_PCI,
- .parent = TYPE_VIRTIO_PCI,
- .instance_size = sizeof(V9fsPCIState),
- .instance_init = virtio_9p_pci_instance_init,
- .class_init = virtio_9p_pci_class_init,
-};
-#endif /* CONFIG_VIRTFS */
-
/*
* virtio-pci: This is the PCIDevice which has a virtio-pci-bus.
*/
if (legacy) {
if (virtio_host_has_feature(vdev, VIRTIO_F_IOMMU_PLATFORM)) {
error_setg(errp, "VIRTIO_F_IOMMU_PLATFORM was supported by"
- "neither legacy nor transitional device.");
+ " neither legacy nor transitional device");
return ;
}
- /* legacy and transitional */
- pci_set_word(config + PCI_SUBSYSTEM_VENDOR_ID,
- pci_get_word(config + PCI_VENDOR_ID));
+ /*
+ * Legacy and transitional devices use specific subsystem IDs.
+ * Note that the subsystem vendor ID (config + PCI_SUBSYSTEM_VENDOR_ID)
+ * is set to PCI_SUBVENDOR_ID_REDHAT_QUMRANET by default.
+ */
pci_set_word(config + PCI_SUBSYSTEM_ID, virtio_bus_get_vdev_id(bus));
} else {
/* pure virtio-1.0 */
if (err) {
/* Notice when a system that supports MSIx can't initialize it */
if (err != -ENOTSUP) {
- error_report("unable to init msix vectors to %" PRIu32,
- proxy->nvectors);
+ warn_report("unable to init msix vectors to %" PRIu32,
+ proxy->nvectors);
}
proxy->nvectors = 0;
}
{
VirtIOPCIProxy *proxy = VIRTIO_PCI(pci_dev);
VirtioPCIClass *k = VIRTIO_PCI_GET_CLASS(pci_dev);
- bool pcie_port = pci_bus_is_express(pci_dev->bus) &&
- !pci_bus_is_root(pci_dev->bus);
+ bool pcie_port = pci_bus_is_express(pci_get_bus(pci_dev)) &&
+ !pci_bus_is_root(pci_get_bus(pci_dev));
if (kvm_enabled() && !kvm_has_many_ioeventfds()) {
proxy->flags &= ~VIRTIO_PCI_FLAG_USE_IOEVENTFD;
static Property virtio_pci_properties[] = {
DEFINE_PROP_BIT("virtio-pci-bus-master-bug-migration", VirtIOPCIProxy, flags,
VIRTIO_PCI_FLAG_BUS_MASTER_BUG_MIGRATION_BIT, false),
- DEFINE_PROP_ON_OFF_AUTO("disable-legacy", VirtIOPCIProxy, disable_legacy,
- ON_OFF_AUTO_AUTO),
- DEFINE_PROP_BOOL("disable-modern", VirtIOPCIProxy, disable_modern, false),
DEFINE_PROP_BIT("migrate-extra", VirtIOPCIProxy, flags,
VIRTIO_PCI_FLAG_MIGRATE_EXTRA_BIT, true),
DEFINE_PROP_BIT("modern-pio-notify", VirtIOPCIProxy, flags,
k->vendor_id = PCI_VENDOR_ID_REDHAT_QUMRANET;
k->revision = VIRTIO_PCI_ABI_VERSION;
k->class_id = PCI_CLASS_OTHERS;
- vpciklass->parent_dc_realize = dc->realize;
- dc->realize = virtio_pci_dc_realize;
+ device_class_set_parent_realize(dc, virtio_pci_dc_realize,
+ &vpciklass->parent_dc_realize);
dc->reset = virtio_pci_reset;
}
.class_init = virtio_pci_class_init,
.class_size = sizeof(VirtioPCIClass),
.abstract = true,
- .interfaces = (InterfaceInfo[]) {
- { INTERFACE_PCIE_DEVICE },
- { INTERFACE_CONVENTIONAL_PCI_DEVICE },
- { }
- },
};
-/* virtio-blk-pci */
-
-static Property virtio_blk_pci_properties[] = {
- DEFINE_PROP_UINT32("class", VirtIOPCIProxy, class_code, 0),
- 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_blk_pci_realize(VirtIOPCIProxy *vpci_dev, Error **errp)
-{
- VirtIOBlkPCI *dev = VIRTIO_BLK_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 void virtio_blk_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);
-
- set_bit(DEVICE_CATEGORY_STORAGE, dc->categories);
- dc->props = virtio_blk_pci_properties;
- k->realize = virtio_blk_pci_realize;
- pcidev_k->vendor_id = PCI_VENDOR_ID_REDHAT_QUMRANET;
- pcidev_k->device_id = PCI_DEVICE_ID_VIRTIO_BLOCK;
- pcidev_k->revision = VIRTIO_PCI_ABI_VERSION;
- pcidev_k->class_id = PCI_CLASS_STORAGE_SCSI;
-}
-
-static void virtio_blk_pci_instance_init(Object *obj)
-{
- VirtIOBlkPCI *dev = VIRTIO_BLK_PCI(obj);
-
- virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev),
- TYPE_VIRTIO_BLK);
- object_property_add_alias(obj, "bootindex", OBJECT(&dev->vdev),
- "bootindex", &error_abort);
-}
-
-static const TypeInfo virtio_blk_pci_info = {
- .name = TYPE_VIRTIO_BLK_PCI,
- .parent = TYPE_VIRTIO_PCI,
- .instance_size = sizeof(VirtIOBlkPCI),
- .instance_init = virtio_blk_pci_instance_init,
- .class_init = virtio_blk_pci_class_init,
-};
-
-/* virtio-scsi-pci */
-
-static Property virtio_scsi_pci_properties[] = {
- DEFINE_PROP_BIT("ioeventfd", VirtIOPCIProxy, flags,
- VIRTIO_PCI_FLAG_USE_IOEVENTFD_BIT, true),
- DEFINE_PROP_UINT32("vectors", VirtIOPCIProxy, nvectors,
- DEV_NVECTORS_UNSPECIFIED),
- DEFINE_PROP_END_OF_LIST(),
-};
-
-static void virtio_scsi_pci_realize(VirtIOPCIProxy *vpci_dev, Error **errp)
-{
- VirtIOSCSIPCI *dev = VIRTIO_SCSI_PCI(vpci_dev);
- DeviceState *vdev = DEVICE(&dev->vdev);
- VirtIOSCSICommon *vs = VIRTIO_SCSI_COMMON(vdev);
- DeviceState *proxy = DEVICE(vpci_dev);
- char *bus_name;
-
- if (vpci_dev->nvectors == DEV_NVECTORS_UNSPECIFIED) {
- vpci_dev->nvectors = vs->conf.num_queues + 3;
- }
-
- /*
- * For command line compatibility, this sets the virtio-scsi-device bus
- * name as before.
- */
- if (proxy->id) {
- bus_name = g_strdup_printf("%s.0", proxy->id);
- virtio_device_set_child_bus_name(VIRTIO_DEVICE(vdev), bus_name);
- g_free(bus_name);
- }
-
- qdev_set_parent_bus(vdev, BUS(&vpci_dev->bus));
- object_property_set_bool(OBJECT(vdev), true, "realized", errp);
-}
-
-static void virtio_scsi_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_scsi_pci_realize;
- set_bit(DEVICE_CATEGORY_STORAGE, dc->categories);
- dc->props = virtio_scsi_pci_properties;
- pcidev_k->vendor_id = PCI_VENDOR_ID_REDHAT_QUMRANET;
- pcidev_k->device_id = PCI_DEVICE_ID_VIRTIO_SCSI;
- pcidev_k->revision = 0x00;
- pcidev_k->class_id = PCI_CLASS_STORAGE_SCSI;
-}
-
-static void virtio_scsi_pci_instance_init(Object *obj)
-{
- VirtIOSCSIPCI *dev = VIRTIO_SCSI_PCI(obj);
-
- virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev),
- TYPE_VIRTIO_SCSI);
-}
-
-static const TypeInfo virtio_scsi_pci_info = {
- .name = TYPE_VIRTIO_SCSI_PCI,
- .parent = TYPE_VIRTIO_PCI,
- .instance_size = sizeof(VirtIOSCSIPCI),
- .instance_init = virtio_scsi_pci_instance_init,
- .class_init = virtio_scsi_pci_class_init,
-};
-
-/* vhost-scsi-pci */
-
-#ifdef CONFIG_VHOST_SCSI
-static Property vhost_scsi_pci_properties[] = {
- DEFINE_PROP_UINT32("vectors", VirtIOPCIProxy, nvectors,
- DEV_NVECTORS_UNSPECIFIED),
+static Property virtio_pci_generic_properties[] = {
+ DEFINE_PROP_ON_OFF_AUTO("disable-legacy", VirtIOPCIProxy, disable_legacy,
+ ON_OFF_AUTO_AUTO),
+ DEFINE_PROP_BOOL("disable-modern", VirtIOPCIProxy, disable_modern, false),
DEFINE_PROP_END_OF_LIST(),
};
-static void vhost_scsi_pci_realize(VirtIOPCIProxy *vpci_dev, Error **errp)
+static void virtio_pci_base_class_init(ObjectClass *klass, void *data)
{
- VHostSCSIPCI *dev = VHOST_SCSI_PCI(vpci_dev);
- DeviceState *vdev = DEVICE(&dev->vdev);
- VirtIOSCSICommon *vs = VIRTIO_SCSI_COMMON(vdev);
-
- if (vpci_dev->nvectors == DEV_NVECTORS_UNSPECIFIED) {
- vpci_dev->nvectors = vs->conf.num_queues + 3;
+ const VirtioPCIDeviceTypeInfo *t = data;
+ if (t->class_init) {
+ t->class_init(klass, NULL);
}
-
- qdev_set_parent_bus(vdev, BUS(&vpci_dev->bus));
- object_property_set_bool(OBJECT(vdev), true, "realized", errp);
}
-static void vhost_scsi_pci_class_init(ObjectClass *klass, void *data)
+static void virtio_pci_generic_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 = vhost_scsi_pci_realize;
- set_bit(DEVICE_CATEGORY_STORAGE, dc->categories);
- dc->props = vhost_scsi_pci_properties;
- pcidev_k->vendor_id = PCI_VENDOR_ID_REDHAT_QUMRANET;
- pcidev_k->device_id = PCI_DEVICE_ID_VIRTIO_SCSI;
- pcidev_k->revision = 0x00;
- pcidev_k->class_id = PCI_CLASS_STORAGE_SCSI;
-}
-static void vhost_scsi_pci_instance_init(Object *obj)
-{
- VHostSCSIPCI *dev = VHOST_SCSI_PCI(obj);
-
- virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev),
- TYPE_VHOST_SCSI);
- object_property_add_alias(obj, "bootindex", OBJECT(&dev->vdev),
- "bootindex", &error_abort);
+ dc->props = virtio_pci_generic_properties;
}
-static const TypeInfo vhost_scsi_pci_info = {
- .name = TYPE_VHOST_SCSI_PCI,
- .parent = TYPE_VIRTIO_PCI,
- .instance_size = sizeof(VHostSCSIPCI),
- .instance_init = vhost_scsi_pci_instance_init,
- .class_init = vhost_scsi_pci_class_init,
-};
-#endif
-
-#if defined(CONFIG_VHOST_USER) && defined(CONFIG_LINUX)
-/* vhost-user-scsi-pci */
-static Property vhost_user_scsi_pci_properties[] = {
- DEFINE_PROP_UINT32("vectors", VirtIOPCIProxy, nvectors,
- DEV_NVECTORS_UNSPECIFIED),
- DEFINE_PROP_END_OF_LIST(),
-};
-
-static void vhost_user_scsi_pci_realize(VirtIOPCIProxy *vpci_dev, Error **errp)
+/* Used when the generic type and the base type is the same */
+static void virtio_pci_generic_base_class_init(ObjectClass *klass, void *data)
{
- VHostUserSCSIPCI *dev = VHOST_USER_SCSI_PCI(vpci_dev);
- DeviceState *vdev = DEVICE(&dev->vdev);
- VirtIOSCSICommon *vs = VIRTIO_SCSI_COMMON(vdev);
-
- if (vpci_dev->nvectors == DEV_NVECTORS_UNSPECIFIED) {
- vpci_dev->nvectors = vs->conf.num_queues + 3;
- }
-
- qdev_set_parent_bus(vdev, BUS(&vpci_dev->bus));
- object_property_set_bool(OBJECT(vdev), true, "realized", errp);
-}
-
-static void vhost_user_scsi_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 = vhost_user_scsi_pci_realize;
- set_bit(DEVICE_CATEGORY_STORAGE, dc->categories);
- dc->props = vhost_user_scsi_pci_properties;
- pcidev_k->vendor_id = PCI_VENDOR_ID_REDHAT_QUMRANET;
- pcidev_k->device_id = PCI_DEVICE_ID_VIRTIO_SCSI;
- pcidev_k->revision = 0x00;
- pcidev_k->class_id = PCI_CLASS_STORAGE_SCSI;
-}
-
-static void vhost_user_scsi_pci_instance_init(Object *obj)
-{
- VHostUserSCSIPCI *dev = VHOST_USER_SCSI_PCI(obj);
-
- virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev),
- TYPE_VHOST_USER_SCSI);
- object_property_add_alias(obj, "bootindex", OBJECT(&dev->vdev),
- "bootindex", &error_abort);
+ virtio_pci_base_class_init(klass, data);
+ virtio_pci_generic_class_init(klass, NULL);
}
-static const TypeInfo vhost_user_scsi_pci_info = {
- .name = TYPE_VHOST_USER_SCSI_PCI,
- .parent = TYPE_VIRTIO_PCI,
- .instance_size = sizeof(VHostUserSCSIPCI),
- .instance_init = vhost_user_scsi_pci_instance_init,
- .class_init = vhost_user_scsi_pci_class_init,
-};
-#endif
-
-/* vhost-vsock-pci */
-
-#ifdef CONFIG_VHOST_VSOCK
-static Property vhost_vsock_pci_properties[] = {
- DEFINE_PROP_UINT32("vectors", VirtIOPCIProxy, nvectors, 3),
- DEFINE_PROP_END_OF_LIST(),
-};
-
-static void vhost_vsock_pci_realize(VirtIOPCIProxy *vpci_dev, Error **errp)
+static void virtio_pci_transitional_instance_init(Object *obj)
{
- VHostVSockPCI *dev = VHOST_VSOCK_PCI(vpci_dev);
- DeviceState *vdev = DEVICE(&dev->vdev);
+ VirtIOPCIProxy *proxy = VIRTIO_PCI(obj);
- qdev_set_parent_bus(vdev, BUS(&vpci_dev->bus));
- object_property_set_bool(OBJECT(vdev), true, "realized", errp);
+ proxy->disable_legacy = ON_OFF_AUTO_OFF;
+ proxy->disable_modern = false;
}
-static void vhost_vsock_pci_class_init(ObjectClass *klass, void *data)
+static void virtio_pci_non_transitional_instance_init(Object *obj)
{
- DeviceClass *dc = DEVICE_CLASS(klass);
- VirtioPCIClass *k = VIRTIO_PCI_CLASS(klass);
- PCIDeviceClass *pcidev_k = PCI_DEVICE_CLASS(klass);
- k->realize = vhost_vsock_pci_realize;
- set_bit(DEVICE_CATEGORY_MISC, dc->categories);
- dc->props = vhost_vsock_pci_properties;
- pcidev_k->vendor_id = PCI_VENDOR_ID_REDHAT_QUMRANET;
- pcidev_k->device_id = PCI_DEVICE_ID_VIRTIO_VSOCK;
- pcidev_k->revision = 0x00;
- pcidev_k->class_id = PCI_CLASS_COMMUNICATION_OTHER;
-}
-
-static void vhost_vsock_pci_instance_init(Object *obj)
-{
- VHostVSockPCI *dev = VHOST_VSOCK_PCI(obj);
+ VirtIOPCIProxy *proxy = VIRTIO_PCI(obj);
- virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev),
- TYPE_VHOST_VSOCK);
+ proxy->disable_legacy = ON_OFF_AUTO_ON;
+ proxy->disable_modern = false;
}
-static const TypeInfo vhost_vsock_pci_info = {
- .name = TYPE_VHOST_VSOCK_PCI,
- .parent = TYPE_VIRTIO_PCI,
- .instance_size = sizeof(VHostVSockPCI),
- .instance_init = vhost_vsock_pci_instance_init,
- .class_init = vhost_vsock_pci_class_init,
-};
-#endif
-
-/* virtio-balloon-pci */
-
-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)
+void virtio_pci_types_register(const VirtioPCIDeviceTypeInfo *t)
{
- VirtIOBalloonPCI *dev = VIRTIO_BALLOON_PCI(vpci_dev);
- DeviceState *vdev = DEVICE(&dev->vdev);
+ TypeInfo base_type_info = {
+ .name = t->base_name,
+ .parent = t->parent ? t->parent : TYPE_VIRTIO_PCI,
+ .instance_size = t->instance_size,
+ .instance_init = t->instance_init,
+ .class_init = virtio_pci_base_class_init,
+ .class_data = (void *)t,
+ .abstract = true,
+ };
+ TypeInfo generic_type_info = {
+ .name = t->generic_name,
+ .parent = base_type_info.name,
+ .class_init = virtio_pci_generic_class_init,
+ .interfaces = (InterfaceInfo[]) {
+ { INTERFACE_PCIE_DEVICE },
+ { INTERFACE_CONVENTIONAL_PCI_DEVICE },
+ { }
+ },
+ };
- 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;
+ if (!base_type_info.name) {
+ /* No base type -> register a single generic device type */
+ base_type_info.name = t->generic_name;
+ base_type_info.class_init = virtio_pci_generic_base_class_init;
+ base_type_info.interfaces = generic_type_info.interfaces;
+ base_type_info.abstract = false;
+ generic_type_info.name = NULL;
+ assert(!t->non_transitional_name);
+ assert(!t->transitional_name);
+ }
+
+ type_register(&base_type_info);
+ if (generic_type_info.name) {
+ type_register(&generic_type_info);
+ }
+
+ if (t->non_transitional_name) {
+ const TypeInfo non_transitional_type_info = {
+ .name = t->non_transitional_name,
+ .parent = base_type_info.name,
+ .instance_init = virtio_pci_non_transitional_instance_init,
+ .interfaces = (InterfaceInfo[]) {
+ { INTERFACE_PCIE_DEVICE },
+ { INTERFACE_CONVENTIONAL_PCI_DEVICE },
+ { }
+ },
+ };
+ type_register(&non_transitional_type_info);
+ }
+
+ if (t->transitional_name) {
+ const TypeInfo transitional_type_info = {
+ .name = t->transitional_name,
+ .parent = base_type_info.name,
+ .instance_init = virtio_pci_transitional_instance_init,
+ .interfaces = (InterfaceInfo[]) {
+ /*
+ * Transitional virtio devices work only as Conventional PCI
+ * devices because they require PIO ports.
+ */
+ { INTERFACE_CONVENTIONAL_PCI_DEVICE },
+ { }
+ },
+ };
+ type_register(&transitional_type_info);
}
-
- 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);
- dc->props = 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 TypeInfo virtio_balloon_pci_info = {
- .name = TYPE_VIRTIO_BALLOON_PCI,
- .parent = TYPE_VIRTIO_PCI,
- .instance_size = sizeof(VirtIOBalloonPCI),
- .instance_init = virtio_balloon_pci_instance_init,
- .class_init = virtio_balloon_pci_class_init,
-};
-
/* virtio-serial-pci */
static void virtio_serial_pci_realize(VirtIOPCIProxy *vpci_dev, Error **errp)
TYPE_VIRTIO_SERIAL);
}
-static const TypeInfo virtio_serial_pci_info = {
- .name = TYPE_VIRTIO_SERIAL_PCI,
- .parent = TYPE_VIRTIO_PCI,
+static const VirtioPCIDeviceTypeInfo virtio_serial_pci_info = {
+ .base_name = TYPE_VIRTIO_SERIAL_PCI,
+ .generic_name = "virtio-serial-pci",
+ .transitional_name = "virtio-serial-pci-transitional",
+ .non_transitional_name = "virtio-serial-pci-non-transitional",
.instance_size = sizeof(VirtIOSerialPCI),
.instance_init = virtio_serial_pci_instance_init,
.class_init = virtio_serial_pci_class_init,
};
-/* virtio-net-pci */
-
-static Property virtio_net_properties[] = {
- DEFINE_PROP_BIT("ioeventfd", VirtIOPCIProxy, flags,
- VIRTIO_PCI_FLAG_USE_IOEVENTFD_BIT, true),
- DEFINE_PROP_UINT32("vectors", VirtIOPCIProxy, nvectors, 3),
- DEFINE_PROP_END_OF_LIST(),
-};
-
-static void virtio_net_pci_realize(VirtIOPCIProxy *vpci_dev, Error **errp)
-{
- DeviceState *qdev = DEVICE(vpci_dev);
- VirtIONetPCI *dev = VIRTIO_NET_PCI(vpci_dev);
- DeviceState *vdev = DEVICE(&dev->vdev);
-
- virtio_net_set_netclient_name(&dev->vdev, qdev->id,
- object_get_typename(OBJECT(qdev)));
- qdev_set_parent_bus(vdev, BUS(&vpci_dev->bus));
- object_property_set_bool(OBJECT(vdev), true, "realized", errp);
-}
-
-static void virtio_net_pci_class_init(ObjectClass *klass, void *data)
-{
- DeviceClass *dc = DEVICE_CLASS(klass);
- PCIDeviceClass *k = PCI_DEVICE_CLASS(klass);
- VirtioPCIClass *vpciklass = VIRTIO_PCI_CLASS(klass);
-
- k->romfile = "efi-virtio.rom";
- k->vendor_id = PCI_VENDOR_ID_REDHAT_QUMRANET;
- k->device_id = PCI_DEVICE_ID_VIRTIO_NET;
- k->revision = VIRTIO_PCI_ABI_VERSION;
- k->class_id = PCI_CLASS_NETWORK_ETHERNET;
- set_bit(DEVICE_CATEGORY_NETWORK, dc->categories);
- dc->props = virtio_net_properties;
- vpciklass->realize = virtio_net_pci_realize;
-}
-
-static void virtio_net_pci_instance_init(Object *obj)
-{
- VirtIONetPCI *dev = VIRTIO_NET_PCI(obj);
-
- virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev),
- TYPE_VIRTIO_NET);
- object_property_add_alias(obj, "bootindex", OBJECT(&dev->vdev),
- "bootindex", &error_abort);
-}
-
-static const TypeInfo virtio_net_pci_info = {
- .name = TYPE_VIRTIO_NET_PCI,
- .parent = TYPE_VIRTIO_PCI,
- .instance_size = sizeof(VirtIONetPCI),
- .instance_init = virtio_net_pci_instance_init,
- .class_init = virtio_net_pci_class_init,
-};
-
-/* virtio-rng-pci */
-
-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 TypeInfo virtio_rng_pci_info = {
- .name = TYPE_VIRTIO_RNG_PCI,
- .parent = TYPE_VIRTIO_PCI,
- .instance_size = sizeof(VirtIORngPCI),
- .instance_init = virtio_rng_initfn,
- .class_init = virtio_rng_pci_class_init,
-};
-
-/* virtio-input-pci */
-
-static Property virtio_input_pci_properties[] = {
- DEFINE_PROP_UINT32("vectors", VirtIOPCIProxy, nvectors, 2),
- DEFINE_PROP_END_OF_LIST(),
-};
-
-static void virtio_input_pci_realize(VirtIOPCIProxy *vpci_dev, Error **errp)
-{
- VirtIOInputPCI *vinput = VIRTIO_INPUT_PCI(vpci_dev);
- DeviceState *vdev = DEVICE(&vinput->vdev);
-
- qdev_set_parent_bus(vdev, BUS(&vpci_dev->bus));
- virtio_pci_force_virtio_1(vpci_dev);
- object_property_set_bool(OBJECT(vdev), true, "realized", errp);
-}
-
-static void virtio_input_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);
-
- dc->props = virtio_input_pci_properties;
- k->realize = virtio_input_pci_realize;
- set_bit(DEVICE_CATEGORY_INPUT, dc->categories);
-
- pcidev_k->class_id = PCI_CLASS_INPUT_OTHER;
-}
-
-static void virtio_input_hid_kbd_pci_class_init(ObjectClass *klass, void *data)
-{
- PCIDeviceClass *pcidev_k = PCI_DEVICE_CLASS(klass);
-
- pcidev_k->class_id = PCI_CLASS_INPUT_KEYBOARD;
-}
-
-static void virtio_input_hid_mouse_pci_class_init(ObjectClass *klass,
- void *data)
-{
- PCIDeviceClass *pcidev_k = PCI_DEVICE_CLASS(klass);
-
- pcidev_k->class_id = PCI_CLASS_INPUT_MOUSE;
-}
-
-static void virtio_keyboard_initfn(Object *obj)
-{
- VirtIOInputHIDPCI *dev = VIRTIO_INPUT_HID_PCI(obj);
-
- virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev),
- TYPE_VIRTIO_KEYBOARD);
-}
-
-static void virtio_mouse_initfn(Object *obj)
-{
- VirtIOInputHIDPCI *dev = VIRTIO_INPUT_HID_PCI(obj);
-
- virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev),
- TYPE_VIRTIO_MOUSE);
-}
-
-static void virtio_tablet_initfn(Object *obj)
-{
- VirtIOInputHIDPCI *dev = VIRTIO_INPUT_HID_PCI(obj);
-
- virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev),
- TYPE_VIRTIO_TABLET);
-}
-
-static const TypeInfo virtio_input_pci_info = {
- .name = TYPE_VIRTIO_INPUT_PCI,
- .parent = TYPE_VIRTIO_PCI,
- .instance_size = sizeof(VirtIOInputPCI),
- .class_init = virtio_input_pci_class_init,
- .abstract = true,
-};
-
-static const TypeInfo virtio_input_hid_pci_info = {
- .name = TYPE_VIRTIO_INPUT_HID_PCI,
- .parent = TYPE_VIRTIO_INPUT_PCI,
- .instance_size = sizeof(VirtIOInputHIDPCI),
- .abstract = true,
-};
-
-static const TypeInfo virtio_keyboard_pci_info = {
- .name = TYPE_VIRTIO_KEYBOARD_PCI,
- .parent = TYPE_VIRTIO_INPUT_HID_PCI,
- .class_init = virtio_input_hid_kbd_pci_class_init,
- .instance_size = sizeof(VirtIOInputHIDPCI),
- .instance_init = virtio_keyboard_initfn,
-};
-
-static const TypeInfo virtio_mouse_pci_info = {
- .name = TYPE_VIRTIO_MOUSE_PCI,
- .parent = TYPE_VIRTIO_INPUT_HID_PCI,
- .class_init = virtio_input_hid_mouse_pci_class_init,
- .instance_size = sizeof(VirtIOInputHIDPCI),
- .instance_init = virtio_mouse_initfn,
-};
-
-static const TypeInfo virtio_tablet_pci_info = {
- .name = TYPE_VIRTIO_TABLET_PCI,
- .parent = TYPE_VIRTIO_INPUT_HID_PCI,
- .instance_size = sizeof(VirtIOInputHIDPCI),
- .instance_init = virtio_tablet_initfn,
-};
-
-#ifdef CONFIG_LINUX
-static void virtio_host_initfn(Object *obj)
-{
- VirtIOInputHostPCI *dev = VIRTIO_INPUT_HOST_PCI(obj);
-
- virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev),
- TYPE_VIRTIO_INPUT_HOST);
-}
-
-static const TypeInfo virtio_host_pci_info = {
- .name = TYPE_VIRTIO_INPUT_HOST_PCI,
- .parent = TYPE_VIRTIO_INPUT_PCI,
- .instance_size = sizeof(VirtIOInputHostPCI),
- .instance_init = virtio_host_initfn,
-};
-#endif
-
/* virtio-pci-bus */
static void virtio_pci_bus_new(VirtioBusState *bus, size_t bus_size,
k->has_extra_state = virtio_pci_has_extra_state;
k->query_guest_notifiers = virtio_pci_query_guest_notifiers;
k->set_guest_notifiers = virtio_pci_set_guest_notifiers;
+ k->set_host_notifier_mr = virtio_pci_set_host_notifier_mr;
k->vmstate_change = virtio_pci_vmstate_change;
k->pre_plugged = virtio_pci_pre_plugged;
k->device_plugged = virtio_pci_device_plugged;
static void virtio_pci_register_types(void)
{
- type_register_static(&virtio_rng_pci_info);
- type_register_static(&virtio_input_pci_info);
- type_register_static(&virtio_input_hid_pci_info);
- type_register_static(&virtio_keyboard_pci_info);
- type_register_static(&virtio_mouse_pci_info);
- type_register_static(&virtio_tablet_pci_info);
-#ifdef CONFIG_LINUX
- type_register_static(&virtio_host_pci_info);
-#endif
+ /* Base types: */
type_register_static(&virtio_pci_bus_info);
type_register_static(&virtio_pci_info);
-#ifdef CONFIG_VIRTFS
- type_register_static(&virtio_9p_pci_info);
-#endif
- type_register_static(&virtio_blk_pci_info);
- type_register_static(&virtio_scsi_pci_info);
- type_register_static(&virtio_balloon_pci_info);
- type_register_static(&virtio_serial_pci_info);
- type_register_static(&virtio_net_pci_info);
-#ifdef CONFIG_VHOST_SCSI
- type_register_static(&vhost_scsi_pci_info);
-#endif
-#if defined(CONFIG_VHOST_USER) && defined(CONFIG_LINUX)
- type_register_static(&vhost_user_scsi_pci_info);
-#endif
-#ifdef CONFIG_VHOST_VSOCK
- type_register_static(&vhost_vsock_pci_info);
-#endif
+
+ /* Implementations: */
+ virtio_pci_types_register(&virtio_serial_pci_info);
}
type_init(virtio_pci_register_types)
+
projects / qemu.git / blobdiff