xref: /freebsd/sys/dev/hwpmc/hwpmc_arm64.h (revision 915161b3d35ed5a742e3a8d90d215a2d930dd199)
1bc88bb2bSRuslan Bukin /*-
2bc88bb2bSRuslan Bukin  * Copyright (c) 2015 Ruslan Bukin <br@bsdpad.com>
3bc88bb2bSRuslan Bukin  * All rights reserved.
4bc88bb2bSRuslan Bukin  *
5bc88bb2bSRuslan Bukin  * This software was developed by the University of Cambridge Computer
6bc88bb2bSRuslan Bukin  * Laboratory with support from ARM Ltd.
7bc88bb2bSRuslan Bukin  *
8bc88bb2bSRuslan Bukin  * Redistribution and use in source and binary forms, with or without
9bc88bb2bSRuslan Bukin  * modification, are permitted provided that the following conditions
10bc88bb2bSRuslan Bukin  * are met:
11bc88bb2bSRuslan Bukin  * 1. Redistributions of source code must retain the above copyright
12bc88bb2bSRuslan Bukin  *    notice, this list of conditions and the following disclaimer.
13bc88bb2bSRuslan Bukin  * 2. Redistributions in binary form must reproduce the above copyright
14bc88bb2bSRuslan Bukin  *    notice, this list of conditions and the following disclaimer in the
15bc88bb2bSRuslan Bukin  *    documentation and/or other materials provided with the distribution.
16bc88bb2bSRuslan Bukin  *
17bc88bb2bSRuslan Bukin  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18bc88bb2bSRuslan Bukin  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19bc88bb2bSRuslan Bukin  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20bc88bb2bSRuslan Bukin  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
21bc88bb2bSRuslan Bukin  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22bc88bb2bSRuslan Bukin  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23bc88bb2bSRuslan Bukin  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24bc88bb2bSRuslan Bukin  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25bc88bb2bSRuslan Bukin  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26bc88bb2bSRuslan Bukin  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27bc88bb2bSRuslan Bukin  * SUCH DAMAGE.
28bc88bb2bSRuslan Bukin  */
29bc88bb2bSRuslan Bukin 
30bc88bb2bSRuslan Bukin #ifndef _DEV_HWPMC_ARMV8_H_
31bc88bb2bSRuslan Bukin #define _DEV_HWPMC_ARMV8_H_
32bc88bb2bSRuslan Bukin 
33bc88bb2bSRuslan Bukin #define	ARMV8_PMC_CAPS		(PMC_CAP_INTERRUPT | PMC_CAP_USER |	\
34bc88bb2bSRuslan Bukin 				 PMC_CAP_SYSTEM | PMC_CAP_EDGE |	\
35bc88bb2bSRuslan Bukin 				 PMC_CAP_THRESHOLD | PMC_CAP_READ |	\
36bc88bb2bSRuslan Bukin 				 PMC_CAP_WRITE | PMC_CAP_INVERT |	\
37bc88bb2bSRuslan Bukin 				 PMC_CAP_QUALIFIER)
38bc88bb2bSRuslan Bukin 
39bc88bb2bSRuslan Bukin #define	ARMV8_RELOAD_COUNT_TO_PERFCTR_VALUE(R)	(-(R))
40bc88bb2bSRuslan Bukin #define	ARMV8_PERFCTR_VALUE_TO_RELOAD_COUNT(P)	(-(P))
41bc88bb2bSRuslan Bukin 
42bc88bb2bSRuslan Bukin #ifdef _KERNEL
43bc88bb2bSRuslan Bukin /* MD extension for 'struct pmc' */
44bc88bb2bSRuslan Bukin struct pmc_md_arm64_pmc {
45*915161b3SAndrew Turner 	uint64_t	pm_arm64_evsel;
46bc88bb2bSRuslan Bukin };
47bc88bb2bSRuslan Bukin #endif /* _KERNEL */
48bc88bb2bSRuslan Bukin #endif /* _DEV_HWPMC_ARMV8_H_ */
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