perf_event.h (11605B)
1/* SPDX-License-Identifier: GPL-2.0-only */ 2/* 3 * Copyright (C) 2012 ARM Ltd. 4 */ 5 6#ifndef __ASM_PERF_EVENT_H 7#define __ASM_PERF_EVENT_H 8 9#include <asm/stack_pointer.h> 10#include <asm/ptrace.h> 11 12#define ARMV8_PMU_MAX_COUNTERS 32 13#define ARMV8_PMU_COUNTER_MASK (ARMV8_PMU_MAX_COUNTERS - 1) 14 15/* 16 * Common architectural and microarchitectural event numbers. 17 */ 18#define ARMV8_PMUV3_PERFCTR_SW_INCR 0x0000 19#define ARMV8_PMUV3_PERFCTR_L1I_CACHE_REFILL 0x0001 20#define ARMV8_PMUV3_PERFCTR_L1I_TLB_REFILL 0x0002 21#define ARMV8_PMUV3_PERFCTR_L1D_CACHE_REFILL 0x0003 22#define ARMV8_PMUV3_PERFCTR_L1D_CACHE 0x0004 23#define ARMV8_PMUV3_PERFCTR_L1D_TLB_REFILL 0x0005 24#define ARMV8_PMUV3_PERFCTR_LD_RETIRED 0x0006 25#define ARMV8_PMUV3_PERFCTR_ST_RETIRED 0x0007 26#define ARMV8_PMUV3_PERFCTR_INST_RETIRED 0x0008 27#define ARMV8_PMUV3_PERFCTR_EXC_TAKEN 0x0009 28#define ARMV8_PMUV3_PERFCTR_EXC_RETURN 0x000A 29#define ARMV8_PMUV3_PERFCTR_CID_WRITE_RETIRED 0x000B 30#define ARMV8_PMUV3_PERFCTR_PC_WRITE_RETIRED 0x000C 31#define ARMV8_PMUV3_PERFCTR_BR_IMMED_RETIRED 0x000D 32#define ARMV8_PMUV3_PERFCTR_BR_RETURN_RETIRED 0x000E 33#define ARMV8_PMUV3_PERFCTR_UNALIGNED_LDST_RETIRED 0x000F 34#define ARMV8_PMUV3_PERFCTR_BR_MIS_PRED 0x0010 35#define ARMV8_PMUV3_PERFCTR_CPU_CYCLES 0x0011 36#define ARMV8_PMUV3_PERFCTR_BR_PRED 0x0012 37#define ARMV8_PMUV3_PERFCTR_MEM_ACCESS 0x0013 38#define ARMV8_PMUV3_PERFCTR_L1I_CACHE 0x0014 39#define ARMV8_PMUV3_PERFCTR_L1D_CACHE_WB 0x0015 40#define ARMV8_PMUV3_PERFCTR_L2D_CACHE 0x0016 41#define ARMV8_PMUV3_PERFCTR_L2D_CACHE_REFILL 0x0017 42#define ARMV8_PMUV3_PERFCTR_L2D_CACHE_WB 0x0018 43#define ARMV8_PMUV3_PERFCTR_BUS_ACCESS 0x0019 44#define ARMV8_PMUV3_PERFCTR_MEMORY_ERROR 0x001A 45#define ARMV8_PMUV3_PERFCTR_INST_SPEC 0x001B 46#define ARMV8_PMUV3_PERFCTR_TTBR_WRITE_RETIRED 0x001C 47#define ARMV8_PMUV3_PERFCTR_BUS_CYCLES 0x001D 48#define ARMV8_PMUV3_PERFCTR_CHAIN 0x001E 49#define ARMV8_PMUV3_PERFCTR_L1D_CACHE_ALLOCATE 0x001F 50#define ARMV8_PMUV3_PERFCTR_L2D_CACHE_ALLOCATE 0x0020 51#define ARMV8_PMUV3_PERFCTR_BR_RETIRED 0x0021 52#define ARMV8_PMUV3_PERFCTR_BR_MIS_PRED_RETIRED 0x0022 53#define ARMV8_PMUV3_PERFCTR_STALL_FRONTEND 0x0023 54#define ARMV8_PMUV3_PERFCTR_STALL_BACKEND 0x0024 55#define ARMV8_PMUV3_PERFCTR_L1D_TLB 0x0025 56#define ARMV8_PMUV3_PERFCTR_L1I_TLB 0x0026 57#define ARMV8_PMUV3_PERFCTR_L2I_CACHE 0x0027 58#define ARMV8_PMUV3_PERFCTR_L2I_CACHE_REFILL 0x0028 59#define ARMV8_PMUV3_PERFCTR_L3D_CACHE_ALLOCATE 0x0029 60#define ARMV8_PMUV3_PERFCTR_L3D_CACHE_REFILL 0x002A 61#define ARMV8_PMUV3_PERFCTR_L3D_CACHE 0x002B 62#define ARMV8_PMUV3_PERFCTR_L3D_CACHE_WB 0x002C 63#define ARMV8_PMUV3_PERFCTR_L2D_TLB_REFILL 0x002D 64#define ARMV8_PMUV3_PERFCTR_L2I_TLB_REFILL 0x002E 65#define ARMV8_PMUV3_PERFCTR_L2D_TLB 0x002F 66#define ARMV8_PMUV3_PERFCTR_L2I_TLB 0x0030 67#define ARMV8_PMUV3_PERFCTR_REMOTE_ACCESS 0x0031 68#define ARMV8_PMUV3_PERFCTR_LL_CACHE 0x0032 69#define ARMV8_PMUV3_PERFCTR_LL_CACHE_MISS 0x0033 70#define ARMV8_PMUV3_PERFCTR_DTLB_WALK 0x0034 71#define ARMV8_PMUV3_PERFCTR_ITLB_WALK 0x0035 72#define ARMV8_PMUV3_PERFCTR_LL_CACHE_RD 0x0036 73#define ARMV8_PMUV3_PERFCTR_LL_CACHE_MISS_RD 0x0037 74#define ARMV8_PMUV3_PERFCTR_REMOTE_ACCESS_RD 0x0038 75#define ARMV8_PMUV3_PERFCTR_L1D_CACHE_LMISS_RD 0x0039 76#define ARMV8_PMUV3_PERFCTR_OP_RETIRED 0x003A 77#define ARMV8_PMUV3_PERFCTR_OP_SPEC 0x003B 78#define ARMV8_PMUV3_PERFCTR_STALL 0x003C 79#define ARMV8_PMUV3_PERFCTR_STALL_SLOT_BACKEND 0x003D 80#define ARMV8_PMUV3_PERFCTR_STALL_SLOT_FRONTEND 0x003E 81#define ARMV8_PMUV3_PERFCTR_STALL_SLOT 0x003F 82 83/* Statistical profiling extension microarchitectural events */ 84#define ARMV8_SPE_PERFCTR_SAMPLE_POP 0x4000 85#define ARMV8_SPE_PERFCTR_SAMPLE_FEED 0x4001 86#define ARMV8_SPE_PERFCTR_SAMPLE_FILTRATE 0x4002 87#define ARMV8_SPE_PERFCTR_SAMPLE_COLLISION 0x4003 88 89/* AMUv1 architecture events */ 90#define ARMV8_AMU_PERFCTR_CNT_CYCLES 0x4004 91#define ARMV8_AMU_PERFCTR_STALL_BACKEND_MEM 0x4005 92 93/* long-latency read miss events */ 94#define ARMV8_PMUV3_PERFCTR_L1I_CACHE_LMISS 0x4006 95#define ARMV8_PMUV3_PERFCTR_L2D_CACHE_LMISS_RD 0x4009 96#define ARMV8_PMUV3_PERFCTR_L2I_CACHE_LMISS 0x400A 97#define ARMV8_PMUV3_PERFCTR_L3D_CACHE_LMISS_RD 0x400B 98 99/* Trace buffer events */ 100#define ARMV8_PMUV3_PERFCTR_TRB_WRAP 0x400C 101#define ARMV8_PMUV3_PERFCTR_TRB_TRIG 0x400E 102 103/* Trace unit events */ 104#define ARMV8_PMUV3_PERFCTR_TRCEXTOUT0 0x4010 105#define ARMV8_PMUV3_PERFCTR_TRCEXTOUT1 0x4011 106#define ARMV8_PMUV3_PERFCTR_TRCEXTOUT2 0x4012 107#define ARMV8_PMUV3_PERFCTR_TRCEXTOUT3 0x4013 108#define ARMV8_PMUV3_PERFCTR_CTI_TRIGOUT4 0x4018 109#define ARMV8_PMUV3_PERFCTR_CTI_TRIGOUT5 0x4019 110#define ARMV8_PMUV3_PERFCTR_CTI_TRIGOUT6 0x401A 111#define ARMV8_PMUV3_PERFCTR_CTI_TRIGOUT7 0x401B 112 113/* additional latency from alignment events */ 114#define ARMV8_PMUV3_PERFCTR_LDST_ALIGN_LAT 0x4020 115#define ARMV8_PMUV3_PERFCTR_LD_ALIGN_LAT 0x4021 116#define ARMV8_PMUV3_PERFCTR_ST_ALIGN_LAT 0x4022 117 118/* Armv8.5 Memory Tagging Extension events */ 119#define ARMV8_MTE_PERFCTR_MEM_ACCESS_CHECKED 0x4024 120#define ARMV8_MTE_PERFCTR_MEM_ACCESS_CHECKED_RD 0x4025 121#define ARMV8_MTE_PERFCTR_MEM_ACCESS_CHECKED_WR 0x4026 122 123/* ARMv8 recommended implementation defined event types */ 124#define ARMV8_IMPDEF_PERFCTR_L1D_CACHE_RD 0x0040 125#define ARMV8_IMPDEF_PERFCTR_L1D_CACHE_WR 0x0041 126#define ARMV8_IMPDEF_PERFCTR_L1D_CACHE_REFILL_RD 0x0042 127#define ARMV8_IMPDEF_PERFCTR_L1D_CACHE_REFILL_WR 0x0043 128#define ARMV8_IMPDEF_PERFCTR_L1D_CACHE_REFILL_INNER 0x0044 129#define ARMV8_IMPDEF_PERFCTR_L1D_CACHE_REFILL_OUTER 0x0045 130#define ARMV8_IMPDEF_PERFCTR_L1D_CACHE_WB_VICTIM 0x0046 131#define ARMV8_IMPDEF_PERFCTR_L1D_CACHE_WB_CLEAN 0x0047 132#define ARMV8_IMPDEF_PERFCTR_L1D_CACHE_INVAL 0x0048 133 134#define ARMV8_IMPDEF_PERFCTR_L1D_TLB_REFILL_RD 0x004C 135#define ARMV8_IMPDEF_PERFCTR_L1D_TLB_REFILL_WR 0x004D 136#define ARMV8_IMPDEF_PERFCTR_L1D_TLB_RD 0x004E 137#define ARMV8_IMPDEF_PERFCTR_L1D_TLB_WR 0x004F 138#define ARMV8_IMPDEF_PERFCTR_L2D_CACHE_RD 0x0050 139#define ARMV8_IMPDEF_PERFCTR_L2D_CACHE_WR 0x0051 140#define ARMV8_IMPDEF_PERFCTR_L2D_CACHE_REFILL_RD 0x0052 141#define ARMV8_IMPDEF_PERFCTR_L2D_CACHE_REFILL_WR 0x0053 142 143#define ARMV8_IMPDEF_PERFCTR_L2D_CACHE_WB_VICTIM 0x0056 144#define ARMV8_IMPDEF_PERFCTR_L2D_CACHE_WB_CLEAN 0x0057 145#define ARMV8_IMPDEF_PERFCTR_L2D_CACHE_INVAL 0x0058 146 147#define ARMV8_IMPDEF_PERFCTR_L2D_TLB_REFILL_RD 0x005C 148#define ARMV8_IMPDEF_PERFCTR_L2D_TLB_REFILL_WR 0x005D 149#define ARMV8_IMPDEF_PERFCTR_L2D_TLB_RD 0x005E 150#define ARMV8_IMPDEF_PERFCTR_L2D_TLB_WR 0x005F 151#define ARMV8_IMPDEF_PERFCTR_BUS_ACCESS_RD 0x0060 152#define ARMV8_IMPDEF_PERFCTR_BUS_ACCESS_WR 0x0061 153#define ARMV8_IMPDEF_PERFCTR_BUS_ACCESS_SHARED 0x0062 154#define ARMV8_IMPDEF_PERFCTR_BUS_ACCESS_NOT_SHARED 0x0063 155#define ARMV8_IMPDEF_PERFCTR_BUS_ACCESS_NORMAL 0x0064 156#define ARMV8_IMPDEF_PERFCTR_BUS_ACCESS_PERIPH 0x0065 157#define ARMV8_IMPDEF_PERFCTR_MEM_ACCESS_RD 0x0066 158#define ARMV8_IMPDEF_PERFCTR_MEM_ACCESS_WR 0x0067 159#define ARMV8_IMPDEF_PERFCTR_UNALIGNED_LD_SPEC 0x0068 160#define ARMV8_IMPDEF_PERFCTR_UNALIGNED_ST_SPEC 0x0069 161#define ARMV8_IMPDEF_PERFCTR_UNALIGNED_LDST_SPEC 0x006A 162 163#define ARMV8_IMPDEF_PERFCTR_LDREX_SPEC 0x006C 164#define ARMV8_IMPDEF_PERFCTR_STREX_PASS_SPEC 0x006D 165#define ARMV8_IMPDEF_PERFCTR_STREX_FAIL_SPEC 0x006E 166#define ARMV8_IMPDEF_PERFCTR_STREX_SPEC 0x006F 167#define ARMV8_IMPDEF_PERFCTR_LD_SPEC 0x0070 168#define ARMV8_IMPDEF_PERFCTR_ST_SPEC 0x0071 169#define ARMV8_IMPDEF_PERFCTR_LDST_SPEC 0x0072 170#define ARMV8_IMPDEF_PERFCTR_DP_SPEC 0x0073 171#define ARMV8_IMPDEF_PERFCTR_ASE_SPEC 0x0074 172#define ARMV8_IMPDEF_PERFCTR_VFP_SPEC 0x0075 173#define ARMV8_IMPDEF_PERFCTR_PC_WRITE_SPEC 0x0076 174#define ARMV8_IMPDEF_PERFCTR_CRYPTO_SPEC 0x0077 175#define ARMV8_IMPDEF_PERFCTR_BR_IMMED_SPEC 0x0078 176#define ARMV8_IMPDEF_PERFCTR_BR_RETURN_SPEC 0x0079 177#define ARMV8_IMPDEF_PERFCTR_BR_INDIRECT_SPEC 0x007A 178 179#define ARMV8_IMPDEF_PERFCTR_ISB_SPEC 0x007C 180#define ARMV8_IMPDEF_PERFCTR_DSB_SPEC 0x007D 181#define ARMV8_IMPDEF_PERFCTR_DMB_SPEC 0x007E 182 183#define ARMV8_IMPDEF_PERFCTR_EXC_UNDEF 0x0081 184#define ARMV8_IMPDEF_PERFCTR_EXC_SVC 0x0082 185#define ARMV8_IMPDEF_PERFCTR_EXC_PABORT 0x0083 186#define ARMV8_IMPDEF_PERFCTR_EXC_DABORT 0x0084 187 188#define ARMV8_IMPDEF_PERFCTR_EXC_IRQ 0x0086 189#define ARMV8_IMPDEF_PERFCTR_EXC_FIQ 0x0087 190#define ARMV8_IMPDEF_PERFCTR_EXC_SMC 0x0088 191 192#define ARMV8_IMPDEF_PERFCTR_EXC_HVC 0x008A 193#define ARMV8_IMPDEF_PERFCTR_EXC_TRAP_PABORT 0x008B 194#define ARMV8_IMPDEF_PERFCTR_EXC_TRAP_DABORT 0x008C 195#define ARMV8_IMPDEF_PERFCTR_EXC_TRAP_OTHER 0x008D 196#define ARMV8_IMPDEF_PERFCTR_EXC_TRAP_IRQ 0x008E 197#define ARMV8_IMPDEF_PERFCTR_EXC_TRAP_FIQ 0x008F 198#define ARMV8_IMPDEF_PERFCTR_RC_LD_SPEC 0x0090 199#define ARMV8_IMPDEF_PERFCTR_RC_ST_SPEC 0x0091 200 201#define ARMV8_IMPDEF_PERFCTR_L3D_CACHE_RD 0x00A0 202#define ARMV8_IMPDEF_PERFCTR_L3D_CACHE_WR 0x00A1 203#define ARMV8_IMPDEF_PERFCTR_L3D_CACHE_REFILL_RD 0x00A2 204#define ARMV8_IMPDEF_PERFCTR_L3D_CACHE_REFILL_WR 0x00A3 205 206#define ARMV8_IMPDEF_PERFCTR_L3D_CACHE_WB_VICTIM 0x00A6 207#define ARMV8_IMPDEF_PERFCTR_L3D_CACHE_WB_CLEAN 0x00A7 208#define ARMV8_IMPDEF_PERFCTR_L3D_CACHE_INVAL 0x00A8 209 210/* 211 * Per-CPU PMCR: config reg 212 */ 213#define ARMV8_PMU_PMCR_E (1 << 0) /* Enable all counters */ 214#define ARMV8_PMU_PMCR_P (1 << 1) /* Reset all counters */ 215#define ARMV8_PMU_PMCR_C (1 << 2) /* Cycle counter reset */ 216#define ARMV8_PMU_PMCR_D (1 << 3) /* CCNT counts every 64th cpu cycle */ 217#define ARMV8_PMU_PMCR_X (1 << 4) /* Export to ETM */ 218#define ARMV8_PMU_PMCR_DP (1 << 5) /* Disable CCNT if non-invasive debug*/ 219#define ARMV8_PMU_PMCR_LC (1 << 6) /* Overflow on 64 bit cycle counter */ 220#define ARMV8_PMU_PMCR_LP (1 << 7) /* Long event counter enable */ 221#define ARMV8_PMU_PMCR_N_SHIFT 11 /* Number of counters supported */ 222#define ARMV8_PMU_PMCR_N_MASK 0x1f 223#define ARMV8_PMU_PMCR_MASK 0xff /* Mask for writable bits */ 224 225/* 226 * PMOVSR: counters overflow flag status reg 227 */ 228#define ARMV8_PMU_OVSR_MASK 0xffffffff /* Mask for writable bits */ 229#define ARMV8_PMU_OVERFLOWED_MASK ARMV8_PMU_OVSR_MASK 230 231/* 232 * PMXEVTYPER: Event selection reg 233 */ 234#define ARMV8_PMU_EVTYPE_MASK 0xc800ffff /* Mask for writable bits */ 235#define ARMV8_PMU_EVTYPE_EVENT 0xffff /* Mask for EVENT bits */ 236 237/* 238 * Event filters for PMUv3 239 */ 240#define ARMV8_PMU_EXCLUDE_EL1 (1U << 31) 241#define ARMV8_PMU_EXCLUDE_EL0 (1U << 30) 242#define ARMV8_PMU_INCLUDE_EL2 (1U << 27) 243 244/* 245 * PMUSERENR: user enable reg 246 */ 247#define ARMV8_PMU_USERENR_MASK 0xf /* Mask for writable bits */ 248#define ARMV8_PMU_USERENR_EN (1 << 0) /* PMU regs can be accessed at EL0 */ 249#define ARMV8_PMU_USERENR_SW (1 << 1) /* PMSWINC can be written at EL0 */ 250#define ARMV8_PMU_USERENR_CR (1 << 2) /* Cycle counter can be read at EL0 */ 251#define ARMV8_PMU_USERENR_ER (1 << 3) /* Event counter can be read at EL0 */ 252 253/* PMMIR_EL1.SLOTS mask */ 254#define ARMV8_PMU_SLOTS_MASK 0xff 255 256#define ARMV8_PMU_BUS_SLOTS_SHIFT 8 257#define ARMV8_PMU_BUS_SLOTS_MASK 0xff 258#define ARMV8_PMU_BUS_WIDTH_SHIFT 16 259#define ARMV8_PMU_BUS_WIDTH_MASK 0xf 260 261#ifdef CONFIG_PERF_EVENTS 262struct pt_regs; 263extern unsigned long perf_instruction_pointer(struct pt_regs *regs); 264extern unsigned long perf_misc_flags(struct pt_regs *regs); 265#define perf_misc_flags(regs) perf_misc_flags(regs) 266#define perf_arch_bpf_user_pt_regs(regs) ®s->user_regs 267#endif 268 269#define perf_arch_fetch_caller_regs(regs, __ip) { \ 270 (regs)->pc = (__ip); \ 271 (regs)->regs[29] = (unsigned long) __builtin_frame_address(0); \ 272 (regs)->sp = current_stack_pointer; \ 273 (regs)->pstate = PSR_MODE_EL1h; \ 274} 275 276#endif