hwpmc_pentium.c revision 302408 
1/*-
2 * Copyright (c) 2003-2005 Joseph Koshy
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
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.
13 *
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
24 * SUCH DAMAGE.
25 */
26
27#include <sys/cdefs.h>
28__FBSDID("$FreeBSD: stable/11/sys/dev/hwpmc/hwpmc_pentium.c 184802 2008-11-09 17:37:54Z jkoshy $");
29
30#include <sys/param.h>
31#include <sys/lock.h>
32#include <sys/mutex.h>
33#include <sys/pmc.h>
34#include <sys/pmckern.h>
35#include <sys/smp.h>
36#include <sys/systm.h>
37
38#include <machine/cpufunc.h>
39#include <machine/md_var.h>
40#include <machine/pmc_mdep.h>
41
42/*
43 * Intel Pentium PMCs
44 */
45
46int
47pmc_p5_initialize(struct pmc_mdep *pmc_mdep, int ncpus)
48{
49	(void) pmc_mdep; (void) ncpus;
50	return (ENOSYS);		/* nothing here yet */
51}
52
53void
54pmc_p5_finalize(struct pmc_mdep *pmc_mdep)
55{
56	(void) pmc_mdep;
57}
58