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https://github.com/projectacrn/acrn-hypervisor.git
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eb8bcb06b3
Modified the copyright year range in code, and corrected "int32_tel" into "Intel" in two "hypervisor/include/debug/profiling.h" and "hypervisor/include/debug/profiling_internal.h". Tracked-On: #7559 Signed-off-by: Ziheng Li <ziheng.li@intel.com>
49 lines
1.2 KiB
C
49 lines
1.2 KiB
C
/*
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* Copyright (C) 2018-2022 Intel Corporation.
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*
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* SPDX-License-Identifier: BSD-3-Clause
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*
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*/
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/* Shared data structure between VBS-U and VBS-K */
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#ifndef _VBS_COMMON_IF_H_
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#define _VBS_COMMON_IF_H_
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#include "types.h"
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#define VBS_MAX_VQ_CNT 10
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#define VBS_NAME_LEN 32
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struct vbs_vq_info {
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uint16_t qsize; /* size of this queue (a power of 2) */
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uint32_t pfn; /* PFN of virt queue (not shifted!) */
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uint16_t msix_idx; /* MSI-X index, or VIRTIO_MSI_NO_VECTOR */
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uint64_t msix_addr;
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uint32_t msix_data;
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};
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struct vbs_vqs_info {
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uint32_t nvq; /* number of virtqueues */
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struct vbs_vq_info vqs[VBS_MAX_VQ_CNT];
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/* array of struct vbs_vq_info */
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};
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struct vbs_dev_info {
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char name[VBS_NAME_LEN];/* VBS name */
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int vmid; /* VMID this device belongs to */
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int nvq; /* virtqueue # */
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uint32_t negotiated_features;
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/* features after VIRTIO_CONFIG_S_DRIVER_OK */
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uint64_t pio_range_start;
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uint64_t pio_range_len; /* PIO bar address initialized by guest OS */
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};
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/* reuse vhost ioctl index */
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#define VBS_K_IOCTL 0xAF
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#define VBS_K_SET_DEV _IOW(VBS_K_IOCTL, 0x00, struct vbs_dev_info)
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#define VBS_K_SET_VQ _IOW(VBS_K_IOCTL, 0x01, struct vbs_vqs_info)
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#define VBS_K_RESET_DEV _IO(VBS_K_IOCTL, 0x02)
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#endif /* _VBS_COMMON_IF_H_ */
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