#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-input.h"
-#include "hw/virtio/virtio-gpu.h"
-#include "hw/virtio/virtio-crypto.h"
-#include "hw/virtio/vhost-user-scsi.h"
-
-#ifdef CONFIG_VIRTFS
-#include "hw/9pfs/virtio-9p.h"
-#endif
-#ifdef CONFIG_VHOST_SCSI
-#include "hw/virtio/vhost-scsi.h"
-#endif
-#ifdef CONFIG_VHOST_VSOCK
-#include "hw/virtio/vhost-vsock.h"
-#endif
+#include "qom/object.h"
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 VHostUserSCSIPCI VHostUserSCSIPCI;
-typedef struct VirtIORngPCI VirtIORngPCI;
-typedef struct VirtIOInputPCI VirtIOInputPCI;
-typedef struct VirtIOInputHIDPCI VirtIOInputHIDPCI;
-typedef struct VirtIOInputHostPCI VirtIOInputHostPCI;
-typedef struct VirtIOGPUPCI VirtIOGPUPCI;
-typedef struct VHostVSockPCI VHostVSockPCI;
-typedef struct VirtIOCryptoPCI VirtIOCryptoPCI;
/* virtio-pci-bus */
VIRTIO_PCI_FLAG_INIT_DEVERR_BIT,
VIRTIO_PCI_FLAG_INIT_LNKCTL_BIT,
VIRTIO_PCI_FLAG_INIT_PM_BIT,
+ VIRTIO_PCI_FLAG_INIT_FLR_BIT,
};
/* Need to activate work-arounds for buggy guests at vmstate load. */
/* Init Power Management */
#define VIRTIO_PCI_FLAG_INIT_PM (1 << VIRTIO_PCI_FLAG_INIT_PM_BIT)
+/* Init Function Level Reset capability */
+#define VIRTIO_PCI_FLAG_INIT_FLR (1 << VIRTIO_PCI_FLAG_INIT_FLR_BIT)
+
typedef struct {
MSIMessage msg;
int virq;
* virtio-pci: This is the PCIDevice which has a virtio-pci-bus.
*/
#define TYPE_VIRTIO_PCI "virtio-pci"
+typedef struct VirtioPCIClass VirtioPCIClass;
#define VIRTIO_PCI_GET_CLASS(obj) \
OBJECT_GET_CLASS(VirtioPCIClass, obj, TYPE_VIRTIO_PCI)
#define VIRTIO_PCI_CLASS(klass) \
#define VIRTIO_PCI(obj) \
OBJECT_CHECK(VirtIOPCIProxy, (obj), TYPE_VIRTIO_PCI)
-typedef struct VirtioPCIClass {
+struct VirtioPCIClass {
PCIDeviceClass parent_class;
DeviceRealize parent_dc_realize;
void (*realize)(VirtIOPCIProxy *vpci_dev, Error **errp);
-} VirtioPCIClass;
+};
typedef struct VirtIOPCIRegion {
MemoryRegion mr;
struct VirtIOPCIProxy {
PCIDevice pci_dev;
MemoryRegion bar;
- VirtIOPCIRegion common;
- VirtIOPCIRegion isr;
- VirtIOPCIRegion device;
- VirtIOPCIRegion notify;
- VirtIOPCIRegion notify_pio;
+ union {
+ struct {
+ VirtIOPCIRegion common;
+ VirtIOPCIRegion isr;
+ VirtIOPCIRegion device;
+ VirtIOPCIRegion notify;
+ VirtIOPCIRegion notify_pio;
+ };
+ VirtIOPCIRegion regs[5];
+ };
MemoryRegion modern_bar;
MemoryRegion io_bar;
- MemoryRegion modern_cfg;
- AddressSpace modern_as;
uint32_t legacy_io_bar_idx;
uint32_t msix_bar_idx;
uint32_t modern_io_bar_idx;
proxy->disable_modern = true;
}
-/*
- * 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
-
-#define TYPE_VHOST_USER_SCSI_PCI "vhost-user-scsi-pci"
-#define VHOST_USER_SCSI_PCI(obj) \
- OBJECT_CHECK(VHostUserSCSIPCI, (obj), TYPE_VHOST_USER_SCSI_PCI)
-
-struct VHostUserSCSIPCI {
- VirtIOPCIProxy parent_obj;
- VHostUserSCSI vdev;
-};
-
-/*
- * 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;
- V9fsVirtioState 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;
-};
-
-#ifdef CONFIG_LINUX
-
-#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;
-};
-
-#endif
-
-/*
- * 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;
-};
-
-#ifdef CONFIG_VHOST_VSOCK
-/*
- * vhost-vsock-pci: This extends VirtioPCIProxy.
- */
-#define TYPE_VHOST_VSOCK_PCI "vhost-vsock-pci"
-#define VHOST_VSOCK_PCI(obj) \
- OBJECT_CHECK(VHostVSockPCI, (obj), TYPE_VHOST_VSOCK_PCI)
-
-struct VHostVSockPCI {
- VirtIOPCIProxy parent_obj;
- VHostVSock vdev;
-};
-#endif
-
-/*
- * virtio-crypto-pci: This extends VirtioPCIProxy.
- */
-#define TYPE_VIRTIO_CRYPTO_PCI "virtio-crypto-pci"
-#define VIRTIO_CRYPTO_PCI(obj) \
- OBJECT_CHECK(VirtIOCryptoPCI, (obj), TYPE_VIRTIO_CRYPTO_PCI)
-
-struct VirtIOCryptoPCI {
- VirtIOPCIProxy parent_obj;
- VirtIOCrypto vdev;
-};
/* Virtio ABI version, if we increment this, we break the guest driver. */
#define VIRTIO_PCI_ABI_VERSION 0
+/* Input for virtio_pci_types_register() */
+typedef struct VirtioPCIDeviceTypeInfo {
+ /*
+ * Common base class for the subclasses below.
+ *
+ * Required only if transitional_name or non_transitional_name is set.
+ *
+ * We need a separate base type instead of making all types
+ * inherit from generic_name for two reasons:
+ * 1) generic_name implements INTERFACE_PCIE_DEVICE, but
+ * transitional_name does not.
+ * 2) generic_name has the "disable-legacy" and "disable-modern"
+ * properties, transitional_name and non_transitional name don't.
+ */
+ const char *base_name;
+ /*
+ * Generic device type. Optional.
+ *
+ * Supports both transitional and non-transitional modes,
+ * using the disable-legacy and disable-modern properties.
+ * If disable-legacy=auto, (non-)transitional mode is selected
+ * depending on the bus where the device is plugged.
+ *
+ * Implements both INTERFACE_PCIE_DEVICE and INTERFACE_CONVENTIONAL_PCI_DEVICE,
+ * but PCI Express is supported only in non-transitional mode.
+ *
+ * The only type implemented by QEMU 3.1 and older.
+ */
+ const char *generic_name;
+ /*
+ * The transitional device type. Optional.
+ *
+ * Implements both INTERFACE_PCIE_DEVICE and INTERFACE_CONVENTIONAL_PCI_DEVICE.
+ */
+ const char *transitional_name;
+ /*
+ * The non-transitional device type. Optional.
+ *
+ * Implements INTERFACE_CONVENTIONAL_PCI_DEVICE only.
+ */
+ const char *non_transitional_name;
+
+ /* Parent type. If NULL, TYPE_VIRTIO_PCI is used */
+ const char *parent;
+
+ /* Same as TypeInfo fields: */
+ size_t instance_size;
+ size_t class_size;
+ void (*instance_init)(Object *obj);
+ void (*class_init)(ObjectClass *klass, void *data);
+ InterfaceInfo *interfaces;
+} VirtioPCIDeviceTypeInfo;
+
+/* Register virtio-pci type(s). @t must be static. */
+void virtio_pci_types_register(const VirtioPCIDeviceTypeInfo *t);
+
+/**
+ * virtio_pci_optimal_num_queues:
+ * @fixed_queues: number of queues that are always present
+ *
+ * Returns: The optimal number of queues for a multi-queue device, excluding
+ * @fixed_queues.
+ */
+unsigned virtio_pci_optimal_num_queues(unsigned fixed_queues);
+
#endif
projects / qemu.git / blobdiff