1/* SPDX-License-Identifier: GPL-2.0-only */
 2/*
 3 * Linux performance counter support for ARC
 4 *
 5 * Copyright (C) 2014-2015 Synopsys, Inc. (www.synopsys.com)
 6 * Copyright (C) 2011-2013 Synopsys, Inc. (www.synopsys.com)
 7 */
 8
 9#ifndef __ASM_PERF_EVENT_H
10#define __ASM_PERF_EVENT_H
11
12/* Max number of counters that PCT block may ever have */
13#define ARC_PERF_MAX_COUNTERS	32
14
15#define ARC_REG_CC_BUILD	0xF6
16#define ARC_REG_CC_INDEX	0x240
17#define ARC_REG_CC_NAME0	0x241
18#define ARC_REG_CC_NAME1	0x242
19
20#define ARC_REG_PCT_BUILD	0xF5
21#define ARC_REG_PCT_COUNTL	0x250
22#define ARC_REG_PCT_COUNTH	0x251
23#define ARC_REG_PCT_SNAPL	0x252
24#define ARC_REG_PCT_SNAPH	0x253
25#define ARC_REG_PCT_CONFIG	0x254
26#define ARC_REG_PCT_CONTROL	0x255
27#define ARC_REG_PCT_INDEX	0x256
28#define ARC_REG_PCT_INT_CNTL	0x25C
29#define ARC_REG_PCT_INT_CNTH	0x25D
30#define ARC_REG_PCT_INT_CTRL	0x25E
31#define ARC_REG_PCT_INT_ACT	0x25F
32
33#define ARC_REG_PCT_CONFIG_USER	(1 << 18)	/* count in user mode */
34#define ARC_REG_PCT_CONFIG_KERN	(1 << 19)	/* count in kernel mode */
35
36#define ARC_REG_PCT_CONTROL_CC	(1 << 16)	/* clear counts */
37#define ARC_REG_PCT_CONTROL_SN	(1 << 17)	/* snapshot */
38
39struct arc_reg_pct_build {
40#ifdef CONFIG_CPU_BIG_ENDIAN
41	unsigned int m:8, c:8, r:5, i:1, s:2, v:8;
42#else
43	unsigned int v:8, s:2, i:1, r:5, c:8, m:8;
44#endif
45};
46
47struct arc_reg_cc_build {
48#ifdef CONFIG_CPU_BIG_ENDIAN
49	unsigned int c:16, r:8, v:8;
50#else
51	unsigned int v:8, r:8, c:16;
52#endif
53};
54
55#define PERF_COUNT_ARC_DCLM	(PERF_COUNT_HW_MAX + 0)
56#define PERF_COUNT_ARC_DCSM	(PERF_COUNT_HW_MAX + 1)
57#define PERF_COUNT_ARC_ICM	(PERF_COUNT_HW_MAX + 2)
58#define PERF_COUNT_ARC_BPOK	(PERF_COUNT_HW_MAX + 3)
59#define PERF_COUNT_ARC_EDTLB	(PERF_COUNT_HW_MAX + 4)
60#define PERF_COUNT_ARC_EITLB	(PERF_COUNT_HW_MAX + 5)
61#define PERF_COUNT_ARC_LDC	(PERF_COUNT_HW_MAX + 6)
62#define PERF_COUNT_ARC_STC	(PERF_COUNT_HW_MAX + 7)
63
64#define PERF_COUNT_ARC_HW_MAX	(PERF_COUNT_HW_MAX + 8)
65
66#ifdef CONFIG_PERF_EVENTS
67#define perf_arch_bpf_user_pt_regs(regs) (struct user_regs_struct *)regs
68#endif
69
70#endif /* __ASM_PERF_EVENT_H */