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torvalds
GitHub Repository: torvalds/linux
 Path: blob/master/arch/arc/include/asm/perf_event.h
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/* SPDX-License-Identifier: GPL-2.0-only */

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/*

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 * Linux performance counter support for ARC

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 *

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 * Copyright (C) 2014-2015 Synopsys, Inc. (www.synopsys.com)

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 * Copyright (C) 2011-2013 Synopsys, Inc. (www.synopsys.com)

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 */

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#ifndef __ASM_PERF_EVENT_H

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#define __ASM_PERF_EVENT_H

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/* Max number of counters that PCT block may ever have */

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#define ARC_PERF_MAX_COUNTERS	32

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#define ARC_REG_CC_BUILD	0xF6

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#define ARC_REG_CC_INDEX	0x240

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#define ARC_REG_CC_NAME0	0x241

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#define ARC_REG_CC_NAME1	0x242

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#define ARC_REG_PCT_BUILD	0xF5

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#define ARC_REG_PCT_COUNTL	0x250

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#define ARC_REG_PCT_COUNTH	0x251

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#define ARC_REG_PCT_SNAPL	0x252

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#define ARC_REG_PCT_SNAPH	0x253

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#define ARC_REG_PCT_CONFIG	0x254

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#define ARC_REG_PCT_CONTROL	0x255

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#define ARC_REG_PCT_INDEX	0x256

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#define ARC_REG_PCT_INT_CNTL	0x25C

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#define ARC_REG_PCT_INT_CNTH	0x25D

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#define ARC_REG_PCT_INT_CTRL	0x25E

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#define ARC_REG_PCT_INT_ACT	0x25F

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#define ARC_REG_PCT_CONFIG_USER	(1 << 18)	/* count in user mode */

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#define ARC_REG_PCT_CONFIG_KERN	(1 << 19)	/* count in kernel mode */

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#define ARC_REG_PCT_CONTROL_CC	(1 << 16)	/* clear counts */

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#define ARC_REG_PCT_CONTROL_SN	(1 << 17)	/* snapshot */

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struct arc_reg_pct_build {

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#ifdef CONFIG_CPU_BIG_ENDIAN

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	unsigned int m:8, c:8, r:5, i:1, s:2, v:8;

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#else

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	unsigned int v:8, s:2, i:1, r:5, c:8, m:8;

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#endif

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};

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struct arc_reg_cc_build {

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#ifdef CONFIG_CPU_BIG_ENDIAN

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	unsigned int c:16, r:8, v:8;

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#else

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	unsigned int v:8, r:8, c:16;

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#endif

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};

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#define PERF_COUNT_ARC_DCLM	(PERF_COUNT_HW_MAX + 0)

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#define PERF_COUNT_ARC_DCSM	(PERF_COUNT_HW_MAX + 1)

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#define PERF_COUNT_ARC_ICM	(PERF_COUNT_HW_MAX + 2)

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#define PERF_COUNT_ARC_BPOK	(PERF_COUNT_HW_MAX + 3)

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#define PERF_COUNT_ARC_EDTLB	(PERF_COUNT_HW_MAX + 4)

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#define PERF_COUNT_ARC_EITLB	(PERF_COUNT_HW_MAX + 5)

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#define PERF_COUNT_ARC_LDC	(PERF_COUNT_HW_MAX + 6)

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#define PERF_COUNT_ARC_STC	(PERF_COUNT_HW_MAX + 7)

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#define PERF_COUNT_ARC_HW_MAX	(PERF_COUNT_HW_MAX + 8)

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#ifdef CONFIG_PERF_EVENTS

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#define perf_arch_bpf_user_pt_regs(regs) (struct user_regs_struct *)regs

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#endif

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#endif /* __ASM_PERF_EVENT_H */

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