--- /dev/null
+/*
+ * Virtio PCI Bindings
+ *
+ * Copyright IBM, Corp. 2007
+ * Copyright (c) 2009 CodeSourcery
+ *
+ * Authors:
+ * Anthony Liguori <aliguori@us.ibm.com>
+ * Paul Brook <paul@codesourcery.com>
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2. See
+ * the COPYING file in the top-level directory.
+ */
+
+#ifndef QEMU_VIRTIO_PCI_H
+#define QEMU_VIRTIO_PCI_H
+
+#include "hw/pci/msi.h"
+#include "hw/virtio/virtio-blk.h"
+#include "hw/virtio/virtio-net.h"
+#include "hw/virtio/virtio-rng.h"
+#include "hw/virtio/virtio-serial.h"
+#include "hw/virtio/virtio-scsi.h"
+#include "hw/virtio/virtio-balloon.h"
+#include "hw/virtio/virtio-bus.h"
+#include "hw/virtio/virtio-9p.h"
+#include "hw/virtio/virtio-input.h"
+#include "hw/virtio/virtio-gpu.h"
+#ifdef CONFIG_VIRTFS
+#include "hw/9pfs/virtio-9p.h"
+#endif
+#ifdef CONFIG_VHOST_SCSI
+#include "hw/virtio/vhost-scsi.h"
+#endif
+
+typedef struct VirtIOPCIProxy VirtIOPCIProxy;
+typedef struct VirtIOBlkPCI VirtIOBlkPCI;
+typedef struct VirtIOSCSIPCI VirtIOSCSIPCI;
+typedef struct VirtIOBalloonPCI VirtIOBalloonPCI;
+typedef struct VirtIOSerialPCI VirtIOSerialPCI;
+typedef struct VirtIONetPCI VirtIONetPCI;
+typedef struct VHostSCSIPCI VHostSCSIPCI;
+typedef struct VirtIORngPCI VirtIORngPCI;
+typedef struct VirtIOInputPCI VirtIOInputPCI;
+typedef struct VirtIOInputHIDPCI VirtIOInputHIDPCI;
+typedef struct VirtIOInputHostPCI VirtIOInputHostPCI;
+typedef struct VirtIOGPUPCI VirtIOGPUPCI;
+
+/* virtio-pci-bus */
+
+typedef struct VirtioBusState VirtioPCIBusState;
+typedef struct VirtioBusClass VirtioPCIBusClass;
+
+#define TYPE_VIRTIO_PCI_BUS "virtio-pci-bus"
+#define VIRTIO_PCI_BUS(obj) \
+ OBJECT_CHECK(VirtioPCIBusState, (obj), TYPE_VIRTIO_PCI_BUS)
+#define VIRTIO_PCI_BUS_GET_CLASS(obj) \
+ OBJECT_GET_CLASS(VirtioPCIBusClass, obj, TYPE_VIRTIO_PCI_BUS)
+#define VIRTIO_PCI_BUS_CLASS(klass) \
+ OBJECT_CLASS_CHECK(VirtioPCIBusClass, klass, TYPE_VIRTIO_PCI_BUS)
+
+/* Need to activate work-arounds for buggy guests at vmstate load. */
+#define VIRTIO_PCI_FLAG_BUS_MASTER_BUG_MIGRATION_BIT 0
+#define VIRTIO_PCI_FLAG_BUS_MASTER_BUG_MIGRATION \
+ (1 << VIRTIO_PCI_FLAG_BUS_MASTER_BUG_MIGRATION_BIT)
+
+/* Performance improves when virtqueue kick processing is decoupled from the
+ * vcpu thread using ioeventfd for some devices. */
+#define VIRTIO_PCI_FLAG_USE_IOEVENTFD_BIT 1
+#define VIRTIO_PCI_FLAG_USE_IOEVENTFD (1 << VIRTIO_PCI_FLAG_USE_IOEVENTFD_BIT)
+
+/* virtio version flags */
+#define VIRTIO_PCI_FLAG_DISABLE_LEGACY_BIT 2
+#define VIRTIO_PCI_FLAG_DISABLE_MODERN_BIT 3
+#define VIRTIO_PCI_FLAG_DISABLE_LEGACY (1 << VIRTIO_PCI_FLAG_DISABLE_LEGACY_BIT)
+#define VIRTIO_PCI_FLAG_DISABLE_MODERN (1 << VIRTIO_PCI_FLAG_DISABLE_MODERN_BIT)
+
+typedef struct {
+ MSIMessage msg;
+ int virq;
+ unsigned int users;
+} VirtIOIRQFD;
+
+/*
+ * virtio-pci: This is the PCIDevice which has a virtio-pci-bus.
+ */
+#define TYPE_VIRTIO_PCI "virtio-pci"
+#define VIRTIO_PCI_GET_CLASS(obj) \
+ OBJECT_GET_CLASS(VirtioPCIClass, obj, TYPE_VIRTIO_PCI)
+#define VIRTIO_PCI_CLASS(klass) \
+ OBJECT_CLASS_CHECK(VirtioPCIClass, klass, TYPE_VIRTIO_PCI)
+#define VIRTIO_PCI(obj) \
+ OBJECT_CHECK(VirtIOPCIProxy, (obj), TYPE_VIRTIO_PCI)
+
+typedef struct VirtioPCIClass {
+ PCIDeviceClass parent_class;
+ void (*realize)(VirtIOPCIProxy *vpci_dev, Error **errp);
+} VirtioPCIClass;
+
+typedef struct VirtIOPCIRegion {
+ MemoryRegion mr;
+ uint32_t offset;
+ uint32_t size;
+ uint32_t type;
+} VirtIOPCIRegion;
+
+struct VirtIOPCIProxy {
+ PCIDevice pci_dev;
+ MemoryRegion bar;
+ VirtIOPCIRegion common;
+ VirtIOPCIRegion isr;
+ VirtIOPCIRegion device;
+ VirtIOPCIRegion notify;
+ MemoryRegion modern_bar;
+ MemoryRegion modern_cfg;
+ AddressSpace modern_as;
+ uint32_t legacy_io_bar;
+ uint32_t msix_bar;
+ uint32_t modern_mem_bar;
+ int config_cap;
+ uint32_t flags;
+ uint32_t class_code;
+ uint32_t nvectors;
+ uint32_t dfselect;
+ uint32_t gfselect;
+ uint32_t guest_features[2];
+ struct {
+ uint16_t num;
+ bool enabled;
+ uint32_t desc[2];
+ uint32_t avail[2];
+ uint32_t used[2];
+ } vqs[VIRTIO_QUEUE_MAX];
+
+ bool ioeventfd_disabled;
+ bool ioeventfd_started;
+ VirtIOIRQFD *vector_irqfd;
+ int nvqs_with_notifiers;
+ VirtioBusState bus;
+};
+
+
+/*
+ * virtio-scsi-pci: This extends VirtioPCIProxy.
+ */
+#define TYPE_VIRTIO_SCSI_PCI "virtio-scsi-pci"
+#define VIRTIO_SCSI_PCI(obj) \
+ OBJECT_CHECK(VirtIOSCSIPCI, (obj), TYPE_VIRTIO_SCSI_PCI)
+
+struct VirtIOSCSIPCI {
+ VirtIOPCIProxy parent_obj;
+ VirtIOSCSI vdev;
+};
+
+#ifdef CONFIG_VHOST_SCSI
+/*
+ * vhost-scsi-pci: This extends VirtioPCIProxy.
+ */
+#define TYPE_VHOST_SCSI_PCI "vhost-scsi-pci"
+#define VHOST_SCSI_PCI(obj) \
+ OBJECT_CHECK(VHostSCSIPCI, (obj), TYPE_VHOST_SCSI_PCI)
+
+struct VHostSCSIPCI {
+ VirtIOPCIProxy parent_obj;
+ VHostSCSI vdev;
+};
+#endif
+
+/*
+ * virtio-blk-pci: This extends VirtioPCIProxy.
+ */
+#define TYPE_VIRTIO_BLK_PCI "virtio-blk-pci"
+#define VIRTIO_BLK_PCI(obj) \
+ OBJECT_CHECK(VirtIOBlkPCI, (obj), TYPE_VIRTIO_BLK_PCI)
+
+struct VirtIOBlkPCI {
+ VirtIOPCIProxy parent_obj;
+ VirtIOBlock vdev;
+};
+
+/*
+ * virtio-balloon-pci: This extends VirtioPCIProxy.
+ */
+#define TYPE_VIRTIO_BALLOON_PCI "virtio-balloon-pci"
+#define VIRTIO_BALLOON_PCI(obj) \
+ OBJECT_CHECK(VirtIOBalloonPCI, (obj), TYPE_VIRTIO_BALLOON_PCI)
+
+struct VirtIOBalloonPCI {
+ VirtIOPCIProxy parent_obj;
+ VirtIOBalloon vdev;
+};
+
+/*
+ * virtio-serial-pci: This extends VirtioPCIProxy.
+ */
+#define TYPE_VIRTIO_SERIAL_PCI "virtio-serial-pci"
+#define VIRTIO_SERIAL_PCI(obj) \
+ OBJECT_CHECK(VirtIOSerialPCI, (obj), TYPE_VIRTIO_SERIAL_PCI)
+
+struct VirtIOSerialPCI {
+ VirtIOPCIProxy parent_obj;
+ VirtIOSerial vdev;
+};
+
+/*
+ * virtio-net-pci: This extends VirtioPCIProxy.
+ */
+#define TYPE_VIRTIO_NET_PCI "virtio-net-pci"
+#define VIRTIO_NET_PCI(obj) \
+ OBJECT_CHECK(VirtIONetPCI, (obj), TYPE_VIRTIO_NET_PCI)
+
+struct VirtIONetPCI {
+ VirtIOPCIProxy parent_obj;
+ VirtIONet vdev;
+};
+
+/*
+ * virtio-9p-pci: This extends VirtioPCIProxy.
+ */
+
+#ifdef CONFIG_VIRTFS
+
+#define TYPE_VIRTIO_9P_PCI "virtio-9p-pci"
+#define VIRTIO_9P_PCI(obj) \
+ OBJECT_CHECK(V9fsPCIState, (obj), TYPE_VIRTIO_9P_PCI)
+
+typedef struct V9fsPCIState {
+ VirtIOPCIProxy parent_obj;
+ V9fsState vdev;
+} V9fsPCIState;
+
+#endif
+
+/*
+ * virtio-rng-pci: This extends VirtioPCIProxy.
+ */
+#define TYPE_VIRTIO_RNG_PCI "virtio-rng-pci"
+#define VIRTIO_RNG_PCI(obj) \
+ OBJECT_CHECK(VirtIORngPCI, (obj), TYPE_VIRTIO_RNG_PCI)
+
+struct VirtIORngPCI {
+ VirtIOPCIProxy parent_obj;
+ VirtIORNG vdev;
+};
+
+/*
+ * virtio-input-pci: This extends VirtioPCIProxy.
+ */
+#define TYPE_VIRTIO_INPUT_PCI "virtio-input-pci"
+#define VIRTIO_INPUT_PCI(obj) \
+ OBJECT_CHECK(VirtIOInputPCI, (obj), TYPE_VIRTIO_INPUT_PCI)
+
+struct VirtIOInputPCI {
+ VirtIOPCIProxy parent_obj;
+ VirtIOInput vdev;
+};
+
+#define TYPE_VIRTIO_INPUT_HID_PCI "virtio-input-hid-pci"
+#define TYPE_VIRTIO_KEYBOARD_PCI "virtio-keyboard-pci"
+#define TYPE_VIRTIO_MOUSE_PCI "virtio-mouse-pci"
+#define TYPE_VIRTIO_TABLET_PCI "virtio-tablet-pci"
+#define VIRTIO_INPUT_HID_PCI(obj) \
+ OBJECT_CHECK(VirtIOInputHIDPCI, (obj), TYPE_VIRTIO_INPUT_HID_PCI)
+
+struct VirtIOInputHIDPCI {
+ VirtIOPCIProxy parent_obj;
+ VirtIOInputHID vdev;
+};
+
+#define TYPE_VIRTIO_INPUT_HOST_PCI "virtio-input-host-pci"
+#define VIRTIO_INPUT_HOST_PCI(obj) \
+ OBJECT_CHECK(VirtIOInputHostPCI, (obj), TYPE_VIRTIO_INPUT_HOST_PCI)
+
+struct VirtIOInputHostPCI {
+ VirtIOPCIProxy parent_obj;
+ VirtIOInputHost vdev;
+};
+
+/*
+ * virtio-gpu-pci: This extends VirtioPCIProxy.
+ */
+#define TYPE_VIRTIO_GPU_PCI "virtio-gpu-pci"
+#define VIRTIO_GPU_PCI(obj) \
+ OBJECT_CHECK(VirtIOGPUPCI, (obj), TYPE_VIRTIO_GPU_PCI)
+
+struct VirtIOGPUPCI {
+ VirtIOPCIProxy parent_obj;
+ VirtIOGPU vdev;
+};
+
+/* Virtio ABI version, if we increment this, we break the guest driver. */
+#define VIRTIO_PCI_ABI_VERSION 0
+
+#endif
Code Review / kvmfornfv.git / blobdiff