vdso.h revision 305866 
1/*-
2 * Copyright 2012 Konstantin Belousov <kib@FreeBSD.ORG>.
3 * Copyright 2016 The FreeBSD Foundation.
4 * All rights reserved.
5 *
6 * Portions of this software were developed by Konstantin Belousov
7 * under sponsorship from the FreeBSD Foundation.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 * 1. Redistributions of source code must retain the above copyright
13 *    notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 *    notice, this list of conditions and the following disclaimer in the
16 *    documentation and/or other materials provided with the distribution.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
19 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
20 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
21 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
22 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
23 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
24 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
25 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
27 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 *
29 * $FreeBSD: stable/11/sys/x86/include/vdso.h 305866 2016-09-16 10:04:28Z kib $
30 */
31
32#ifndef _X86_VDSO_H
33#define	_X86_VDSO_H
34
35#define	VDSO_TIMEHANDS_MD			\
36	uint32_t	th_x86_shift;		\
37	uint32_t	th_x86_hpet_idx;	\
38	uint32_t	th_res[6];
39
40#define	VDSO_TH_ALGO_X86_TSC	VDSO_TH_ALGO_1
41#define	VDSO_TH_ALGO_X86_HPET	VDSO_TH_ALGO_2
42
43#ifdef _KERNEL
44#ifdef COMPAT_FREEBSD32
45
46#define	VDSO_TIMEHANDS_MD32	VDSO_TIMEHANDS_MD
47
48#endif
49#endif
50#endif
51