xref: /titanic_44/usr/src/uts/i86pc/sys/tsc.h (revision cc401b3700f84e16c3a03f62783088a993d21466)
1*cc401b37SPatrick Mooney /*
2*cc401b37SPatrick Mooney  * This file and its contents are supplied under the terms of the
3*cc401b37SPatrick Mooney  * Common Development and Distribution License ("CDDL"), version 1.0.
4*cc401b37SPatrick Mooney  * You may only use this file in accordance with the terms of version
5*cc401b37SPatrick Mooney  * 1.0 of the CDDL.
6*cc401b37SPatrick Mooney  *
7*cc401b37SPatrick Mooney  * A full copy of the text of the CDDL should have accompanied this
8*cc401b37SPatrick Mooney  * source.  A copy of the CDDL is also available via the Internet at
9*cc401b37SPatrick Mooney  * http://www.illumos.org/license/CDDL.
10*cc401b37SPatrick Mooney  */
11*cc401b37SPatrick Mooney 
12*cc401b37SPatrick Mooney /*
13*cc401b37SPatrick Mooney  * Copyright 2016 Joyent, Inc.
14*cc401b37SPatrick Mooney  */
15*cc401b37SPatrick Mooney 
16*cc401b37SPatrick Mooney #ifndef _TSC_H
17*cc401b37SPatrick Mooney #define	_TSC_H
18*cc401b37SPatrick Mooney 
19*cc401b37SPatrick Mooney /*
20*cc401b37SPatrick Mooney  * flags to patch tsc_read routine.
21*cc401b37SPatrick Mooney  */
22*cc401b37SPatrick Mooney #define	TSC_NONE		0x0
23*cc401b37SPatrick Mooney #define	TSC_RDTSC_CPUID		0x1
24*cc401b37SPatrick Mooney #define	TSC_RDTSC_MFENCE	0x2
25*cc401b37SPatrick Mooney #define	TSC_RDTSC_LFENCE	0x3
26*cc401b37SPatrick Mooney #define	TSC_TSCP		0x4
27*cc401b37SPatrick Mooney 
28*cc401b37SPatrick Mooney #endif /* _TSC_H */
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