xref: /freebsd/sys/i386/include/pmc_mdep.h (revision 94942af266ac119ede0ca836f9aa5a5ac0582938)
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  * $FreeBSD$
27  */
28 
29 #ifndef _MACHINE_PMC_MDEP_H
30 #define	_MACHINE_PMC_MDEP_H 1
31 
32 /*
33  * On the i386 platform we support the following PMCs.
34  *
35  * K7		AMD Athlon XP/MP and other 32 bit processors.
36  * K8		AMD Athlon64 and Opteron PMCs in 32 bit mode.
37  * PIV		Intel P4/HTT and P4/EMT64
38  * PPRO		Intel Pentium Pro, Pentium-II, Pentium-III, Celeron and
39  *		Pentium-M processors
40  * PENTIUM	Intel Pentium MMX.
41  */
42 
43 #include <dev/hwpmc/hwpmc_amd.h> /* K7 and K8 */
44 #include <dev/hwpmc/hwpmc_piv.h>
45 #include <dev/hwpmc/hwpmc_ppro.h>
46 #include <dev/hwpmc/hwpmc_pentium.h>
47 
48 /*
49  * Architecture specific extensions to <sys/pmc.h> structures.
50  */
51 
52 union pmc_md_op_pmcallocate  {
53 	struct pmc_md_amd_op_pmcallocate	pm_amd;
54  	struct pmc_md_ppro_op_pmcallocate	pm_ppro;
55 	struct pmc_md_pentium_op_pmcallocate	pm_pentium;
56 	struct pmc_md_p4_op_pmcallocate		pm_p4;
57 	uint64_t				__pad[4];
58 };
59 
60 /* Logging */
61 #define	PMCLOG_READADDR		PMCLOG_READ32
62 #define	PMCLOG_EMITADDR		PMCLOG_EMIT32
63 
64 #ifdef _KERNEL
65 
66 /* MD extension for 'struct pmc' */
67 union pmc_md_pmc  {
68 	struct pmc_md_amd_pmc	pm_amd;
69 	struct pmc_md_ppro_pmc	pm_ppro;
70 	struct pmc_md_pentium_pmc pm_pentium;
71 	struct pmc_md_p4_pmc	pm_p4;
72 };
73 
74 struct pmc;
75 
76 /*
77  * Prototypes
78  */
79 
80 void	pmc_x86_lapic_enable_pmc_interrupt(void);
81 
82 #endif /* _KERNEL */
83 #endif /* _MACHINE_PMC_MDEP_H */
84