99 lines
3.4 KiB
C
99 lines
3.4 KiB
C
/****************************************************************************
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* include/nuttx/vhost/vhost.h
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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****************************************************************************/
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#ifndef __INCLUDE_NUTTX_VHOST_VHOST_H
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#define __INCLUDE_NUTTX_VHOST_VHOST_H
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <stdbool.h>
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#include <stdint.h>
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#ifdef CONFIG_DRIVERS_VHOST
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#include <nuttx/compiler.h>
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#include <nuttx/list.h>
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#include <openamp/open_amp.h>
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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/****************************************************************************
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* Public Type Definitions
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****************************************************************************/
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/* Wrapper the vhost API to virtio API */
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#define vhost_create_virtqueues virtio_create_virtqueues
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#define vhost_delete_virtqueues virtio_delete_virtqueues
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#define vhost_set_status virtio_set_status
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#define vhost_get_status virtio_get_status
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#define vhost_set_features virtio_set_features
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#define vhost_get_features virtio_get_features
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#define vhost_read_config virtio_read_config
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#define vhost_write_config virtio_write_config
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/* Wrapper the struct vhost_device to struct virtio_device */
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#define vhost_device virtio_device
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struct vhost_driver
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{
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struct list_node node;
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uint32_t device; /* device id */
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CODE int (*probe)(FAR struct vhost_device *hdev);
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CODE void (*remove)(FAR struct vhost_device *hdev);
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};
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/****************************************************************************
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* Public Function Prototypes
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****************************************************************************/
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#ifdef __cplusplus
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#define EXTERN extern "C"
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extern "C"
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{
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#else
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#define EXTERN extern
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#endif
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int vhost_register_device(FAR struct vhost_device *hdev);
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int vhost_register_driver(FAR struct vhost_driver *hdrv);
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int vhost_unregister_driver(FAR struct vhost_driver *hdrv);
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int vhost_unregister_device(FAR struct vhost_device *hdev);
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/****************************************************************************
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* Name: vhost_register_drivers
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****************************************************************************/
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void vhost_register_drivers(void);
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#undef EXTERN
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#ifdef __cplusplus
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}
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#endif
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#endif /* CONFIG_DRIVERS_VHOST */
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#endif /* __INCLUDE_NUTTX_VHOST_VHOST_H */
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