67 lines
2.5 KiB
C
67 lines
2.5 KiB
C
/*
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* Copyright (C) 2018 Intel Corporation. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name of Intel Corporation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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/* This file provides common routines to interface with VBS-K kernel modules */
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#ifndef _VIRTIO_KERNEL_H_
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#define _VIRTIO_KERNEL_H_
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#include "vbs_common_if.h" /* data format between VBS-U & VBS-K */
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enum VBS_K_STATUS {
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VIRTIO_DEV_INITIAL = 1, /* initial status */
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VIRTIO_DEV_PRE_INIT, /* detected thru cmdline option */
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VIRTIO_DEV_INIT_FAILED, /* init failed */
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VIRTIO_DEV_INIT_SUCCESS, /* init success */
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VIRTIO_DEV_START_FAILED, /* start failed */
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VIRTIO_DEV_STARTED, /* start success */
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};
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/* Return codes */
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#define VIRTIO_SUCCESS 0
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#define VIRTIO_ERROR_REENTER 1
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#define VIRTIO_ERROR_FD_OPEN_FAILED 2
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#define VIRTIO_ERROR_MEM_ALLOC_FAILED 3
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#define VIRTIO_ERROR_START 4
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#define VIRTIO_ERROR_GENERAL 5
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/* VBS-K common ops */
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/* VBS-K init/reset*/
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int vbs_kernel_init(int fd);
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int vbs_kernel_reset(int fd);
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/* VBS-K start/stop */
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int vbs_kernel_start(int fd, struct vbs_dev_info *dev,
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struct vbs_vqs_info *vqs);
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int vbs_kernel_stop(int fd);
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#endif
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