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
39 struct 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
47 struct 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 */
71
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