2 * Copyright (c) 2006-2008 Stanislav Sedov <stas@FreeBSD.org>
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * $FreeBSD: release/10.0.0/sys/sys/cpuctl.h 195189 2009-06-30 12:35:47Z stas $
33 int msr; /* MSR to read */
38 int level; /* CPUID level */
40 } cpuctl_cpuid_args_t;
45 } cpuctl_update_args_t;
47 #define CPUCTL_RDMSR _IOWR('c', 1, cpuctl_msr_args_t)
48 #define CPUCTL_WRMSR _IOWR('c', 2, cpuctl_msr_args_t)
49 #define CPUCTL_CPUID _IOWR('c', 3, cpuctl_cpuid_args_t)
50 #define CPUCTL_UPDATE _IOWR('c', 4, cpuctl_update_args_t)
51 #define CPUCTL_MSRSBIT _IOWR('c', 5, cpuctl_msr_args_t)
52 #define CPUCTL_MSRCBIT _IOWR('c', 6, cpuctl_msr_args_t)
54 #endif /* _CPUCTL_H_ */