uint64_t log_guest_addr;
};
-#ifndef VHOST_USER_F_PROTOCOL_FEATURES
-#define VHOST_USER_F_PROTOCOL_FEATURES 30
-#endif
-
-/** Protocol features. */
-#ifndef VHOST_USER_PROTOCOL_F_MQ
-#define VHOST_USER_PROTOCOL_F_MQ 0
-#endif
-
-#ifndef VHOST_USER_PROTOCOL_F_REPLY_ACK
-#define VHOST_USER_PROTOCOL_F_REPLY_ACK 3
-#endif
-
-#ifndef VHOST_USER_PROTOCOL_F_STATUS
-#define VHOST_USER_PROTOCOL_F_STATUS 16
-#endif
-
-enum vhost_user_request {
- VHOST_USER_NONE = 0,
- VHOST_USER_GET_FEATURES = 1,
- VHOST_USER_SET_FEATURES = 2,
- VHOST_USER_SET_OWNER = 3,
- VHOST_USER_RESET_OWNER = 4,
- VHOST_USER_SET_MEM_TABLE = 5,
- VHOST_USER_SET_LOG_BASE = 6,
- VHOST_USER_SET_LOG_FD = 7,
- VHOST_USER_SET_VRING_NUM = 8,
- VHOST_USER_SET_VRING_ADDR = 9,
- VHOST_USER_SET_VRING_BASE = 10,
- VHOST_USER_GET_VRING_BASE = 11,
- VHOST_USER_SET_VRING_KICK = 12,
- VHOST_USER_SET_VRING_CALL = 13,
- VHOST_USER_SET_VRING_ERR = 14,
- VHOST_USER_GET_PROTOCOL_FEATURES = 15,
- VHOST_USER_SET_PROTOCOL_FEATURES = 16,
- VHOST_USER_GET_QUEUE_NUM = 17,
- VHOST_USER_SET_VRING_ENABLE = 18,
- VHOST_USER_SET_STATUS = 39,
- VHOST_USER_GET_STATUS = 40,
- VHOST_USER_MAX
-};
-
#ifndef VHOST_BACKEND_F_IOTLB_MSG_V2
#define VHOST_BACKEND_F_IOTLB_MSG_V2 1
#endif
#define VHOST_BACKEND_F_IOTLB_BATCH 2
#endif
-extern const char * const vhost_msg_strings[VHOST_USER_MAX];
-
struct vhost_memory_region {
uint64_t guest_phys_addr;
uint64_t memory_size; /* bytes */
struct virtio_user_backend_ops {
int (*setup)(struct virtio_user_dev *dev);
+ int (*destroy)(struct virtio_user_dev *dev);
+ int (*get_backend_features)(uint64_t *features);
int (*set_owner)(struct virtio_user_dev *dev);
int (*get_features)(struct virtio_user_dev *dev, uint64_t *features);
int (*set_features)(struct virtio_user_dev *dev, uint64_t features);
- int (*get_protocol_features)(struct virtio_user_dev *dev, uint64_t *features);
- int (*set_protocol_features)(struct virtio_user_dev *dev, uint64_t features);
int (*set_memory_table)(struct virtio_user_dev *dev);
int (*set_vring_num)(struct virtio_user_dev *dev, struct vhost_vring_state *state);
int (*set_vring_base)(struct virtio_user_dev *dev, struct vhost_vring_state *state);
int (*get_vring_base)(struct virtio_user_dev *dev, struct vhost_vring_state *state);
- int (*send_request)(struct virtio_user_dev *dev,
- enum vhost_user_request req,
- void *arg);
- int (*enable_qp)(struct virtio_user_dev *dev,
- uint16_t pair_idx,
- int enable);
- int (*dma_map)(struct virtio_user_dev *dev, void *addr,
- uint64_t iova, size_t len);
- int (*dma_unmap)(struct virtio_user_dev *dev, void *addr,
- uint64_t iova, size_t len);
+ int (*set_vring_call)(struct virtio_user_dev *dev, struct vhost_vring_file *file);
+ int (*set_vring_kick)(struct virtio_user_dev *dev, struct vhost_vring_file *file);
+ int (*set_vring_addr)(struct virtio_user_dev *dev, struct vhost_vring_addr *addr);
+ int (*get_status)(struct virtio_user_dev *dev, uint8_t *status);
+ int (*set_status)(struct virtio_user_dev *dev, uint8_t status);
+ int (*get_config)(struct virtio_user_dev *dev, uint8_t *data, uint32_t off, uint32_t len);
+ int (*set_config)(struct virtio_user_dev *dev, const uint8_t *data, uint32_t off,
+ uint32_t len);
+ int (*enable_qp)(struct virtio_user_dev *dev, uint16_t pair_idx, int enable);
+ int (*dma_map)(struct virtio_user_dev *dev, void *addr, uint64_t iova, size_t len);
+ int (*dma_unmap)(struct virtio_user_dev *dev, void *addr, uint64_t iova, size_t len);
+ int (*update_link_state)(struct virtio_user_dev *dev);
+ int (*server_disconnect)(struct virtio_user_dev *dev);
+ int (*server_reconnect)(struct virtio_user_dev *dev);
+ int (*get_intr_fd)(struct virtio_user_dev *dev);
};
extern struct virtio_user_backend_ops virtio_ops_user;