include/asm/perf_event.h

0001 /* SPDX-License-Identifier: GPL-2.0-only */
0002 /*
0003  * Linux performance counter support for ARC
0004  *
0005  * Copyright (C) 2014-2015 Synopsys, Inc. (www.synopsys.com)
0006  * Copyright (C) 2011-2013 Synopsys, Inc. (www.synopsys.com)
0007  */
0008
0009 #ifndef __ASM_PERF_EVENT_H
0010 #define __ASM_PERF_EVENT_H
0011
0012 /* Max number of counters that PCT block may ever have */
0013 #define ARC_PERF_MAX_COUNTERS   32
0014
0015 #define ARC_REG_CC_BUILD    0xF6
0016 #define ARC_REG_CC_INDEX    0x240
0017 #define ARC_REG_CC_NAME0    0x241
0018 #define ARC_REG_CC_NAME1    0x242
0019
0020 #define ARC_REG_PCT_BUILD   0xF5
0021 #define ARC_REG_PCT_COUNTL  0x250
0022 #define ARC_REG_PCT_COUNTH  0x251
0023 #define ARC_REG_PCT_SNAPL   0x252
0024 #define ARC_REG_PCT_SNAPH   0x253
0025 #define ARC_REG_PCT_CONFIG  0x254
0026 #define ARC_REG_PCT_CONTROL 0x255
0027 #define ARC_REG_PCT_INDEX   0x256
0028 #define ARC_REG_PCT_INT_CNTL    0x25C
0029 #define ARC_REG_PCT_INT_CNTH    0x25D
0030 #define ARC_REG_PCT_INT_CTRL    0x25E
0031 #define ARC_REG_PCT_INT_ACT 0x25F
0032
0033 #define ARC_REG_PCT_CONFIG_USER (1 << 18)   /* count in user mode */
0034 #define ARC_REG_PCT_CONFIG_KERN (1 << 19)   /* count in kernel mode */
0035
0036 #define ARC_REG_PCT_CONTROL_CC  (1 << 16)   /* clear counts */
0037 #define ARC_REG_PCT_CONTROL_SN  (1 << 17)   /* snapshot */
0038
0039 struct arc_reg_pct_build {
0040 #ifdef CONFIG_CPU_BIG_ENDIAN
0041     unsigned int m:8, c:8, r:5, i:1, s:2, v:8;
0042 #else
0043     unsigned int v:8, s:2, i:1, r:5, c:8, m:8;
0044 #endif
0045 };
0046
0047 struct arc_reg_cc_build {
0048 #ifdef CONFIG_CPU_BIG_ENDIAN
0049     unsigned int c:16, r:8, v:8;
0050 #else
0051     unsigned int v:8, r:8, c:16;
0052 #endif
0053 };
0054
0055 #define PERF_COUNT_ARC_DCLM (PERF_COUNT_HW_MAX + 0)
0056 #define PERF_COUNT_ARC_DCSM (PERF_COUNT_HW_MAX + 1)
0057 #define PERF_COUNT_ARC_ICM  (PERF_COUNT_HW_MAX + 2)
0058 #define PERF_COUNT_ARC_BPOK (PERF_COUNT_HW_MAX + 3)
0059 #define PERF_COUNT_ARC_EDTLB    (PERF_COUNT_HW_MAX + 4)
0060 #define PERF_COUNT_ARC_EITLB    (PERF_COUNT_HW_MAX + 5)
0061 #define PERF_COUNT_ARC_LDC  (PERF_COUNT_HW_MAX + 6)
0062 #define PERF_COUNT_ARC_STC  (PERF_COUNT_HW_MAX + 7)
0063
0064 #define PERF_COUNT_ARC_HW_MAX   (PERF_COUNT_HW_MAX + 8)
0065
0066 #ifdef CONFIG_PERF_EVENTS
0067 #define perf_arch_bpf_user_pt_regs(regs) (struct user_regs_struct *)regs
0068 #endif
0069
0070 #endif /* __ASM_PERF_EVENT_H */