hyperv.h revision 307466 
1/*-
2 * Copyright (c) 2009-2012,2016 Microsoft Corp.
3 * Copyright (c) 2012 NetApp Inc.
4 * Copyright (c) 2012 Citrix Inc.
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice unmodified, this list of conditions, and the following
12 *    disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 *    notice, this list of conditions and the following disclaimer in the
15 *    documentation and/or other materials provided with the distribution.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 *
28 * $FreeBSD: stable/11/sys/dev/hyperv/include/hyperv.h 307466 2016-10-17 03:48:22Z sephe $
29 */
30
31#ifndef _HYPERV_H_
32#define _HYPERV_H_
33
34#include <sys/param.h>
35
36#include <vm/vm.h>
37#include <vm/pmap.h>
38
39struct hyperv_guid {
40	uint8_t		hv_guid[16];
41} __packed;
42
43#define HYPERV_GUID_STRLEN	40
44
45int		hyperv_guid2str(const struct hyperv_guid *, char *, size_t);
46
47/**
48 * @brief Get physical address from virtual
49 */
50static inline unsigned long
51hv_get_phys_addr(void *virt)
52{
53	unsigned long ret;
54	ret = (vtophys(virt) | ((vm_offset_t) virt & PAGE_MASK));
55	return (ret);
56}
57
58#endif  /* _HYPERV_H_ */
59