/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012 ARM Ltd. */ #ifndef __ASM_PERF_EVENT_H #define __ASM_PERF_EVENT_H #include #include #define ARMV8_PMU_MAX_COUNTERS 32 #define ARMV8_PMU_COUNTER_MASK (ARMV8_PMU_MAX_COUNTERS - 1) /* * Common architectural and microarchitectural event numbers. */ #define ARMV8_PMUV3_PERFCTR_SW_INCR 0x0000 #define ARMV8_PMUV3_PERFCTR_L1I_CACHE_REFILL 0x0001 #define ARMV8_PMUV3_PERFCTR_L1I_TLB_REFILL 0x0002 #define ARMV8_PMUV3_PERFCTR_L1D_CACHE_REFILL 0x0003 #define ARMV8_PMUV3_PERFCTR_L1D_CACHE 0x0004 #define ARMV8_PMUV3_PERFCTR_L1D_TLB_REFILL 0x0005 #define ARMV8_PMUV3_PERFCTR_LD_RETIRED 0x0006 #define ARMV8_PMUV3_PERFCTR_ST_RETIRED 0x0007 #define ARMV8_PMUV3_PERFCTR_INST_RETIRED 0x0008 #define ARMV8_PMUV3_PERFCTR_EXC_TAKEN 0x0009 #define ARMV8_PMUV3_PERFCTR_EXC_RETURN 0x000A #define ARMV8_PMUV3_PERFCTR_CID_WRITE_RETIRED 0x000B #define ARMV8_PMUV3_PERFCTR_PC_WRITE_RETIRED 0x000C #define ARMV8_PMUV3_PERFCTR_BR_IMMED_RETIRED 0x000D #define ARMV8_PMUV3_PERFCTR_BR_RETURN_RETIRED 0x000E #define ARMV8_PMUV3_PERFCTR_UNALIGNED_LDST_RETIRED 0x000F #define ARMV8_PMUV3_PERFCTR_BR_MIS_PRED 0x0010 #define ARMV8_PMUV3_PERFCTR_CPU_CYCLES 0x0011 #define ARMV8_PMUV3_PERFCTR_BR_PRED 0x0012 #define ARMV8_PMUV3_PERFCTR_MEM_ACCESS 0x0013 #define ARMV8_PMUV3_PERFCTR_L1I_CACHE 0x0014 #define ARMV8_PMUV3_PERFCTR_L1D_CACHE_WB 0x0015 #define ARMV8_PMUV3_PERFCTR_L2D_CACHE 0x0016 #define ARMV8_PMUV3_PERFCTR_L2D_CACHE_REFILL 0x0017 #define ARMV8_PMUV3_PERFCTR_L2D_CACHE_WB 0x0018 #define ARMV8_PMUV3_PERFCTR_BUS_ACCESS 0x0019 #define ARMV8_PMUV3_PERFCTR_MEMORY_ERROR 0x001A #define ARMV8_PMUV3_PERFCTR_INST_SPEC 0x001B #define ARMV8_PMUV3_PERFCTR_TTBR_WRITE_RETIRED 0x001C #define ARMV8_PMUV3_PERFCTR_BUS_CYCLES 0x001D #define ARMV8_PMUV3_PERFCTR_CHAIN 0x001E #define ARMV8_PMUV3_PERFCTR_L1D_CACHE_ALLOCATE 0x001F #define ARMV8_PMUV3_PERFCTR_L2D_CACHE_ALLOCATE 0x0020 #define ARMV8_PMUV3_PERFCTR_BR_RETIRED 0x0021 #define ARMV8_PMUV3_PERFCTR_BR_MIS_PRED_RETIRED 0x0022 #define ARMV8_PMUV3_PERFCTR_STALL_FRONTEND 0x0023 #define ARMV8_PMUV3_PERFCTR_STALL_BACKEND 0x0024 #define ARMV8_PMUV3_PERFCTR_L1D_TLB 0x0025 #define ARMV8_PMUV3_PERFCTR_L1I_TLB 0x0026 #define ARMV8_PMUV3_PERFCTR_L2I_CACHE 0x0027 #define ARMV8_PMUV3_PERFCTR_L2I_CACHE_REFILL 0x0028 #define ARMV8_PMUV3_PERFCTR_L3D_CACHE_ALLOCATE 0x0029 #define ARMV8_PMUV3_PERFCTR_L3D_CACHE_REFILL 0x002A #define ARMV8_PMUV3_PERFCTR_L3D_CACHE 0x002B #define ARMV8_PMUV3_PERFCTR_L3D_CACHE_WB 0x002C #define ARMV8_PMUV3_PERFCTR_L2D_TLB_REFILL 0x002D #define ARMV8_PMUV3_PERFCTR_L2I_TLB_REFILL 0x002E #define ARMV8_PMUV3_PERFCTR_L2D_TLB 0x002F #define ARMV8_PMUV3_PERFCTR_L2I_TLB 0x0030 #define ARMV8_PMUV3_PERFCTR_REMOTE_ACCESS 0x0031 #define ARMV8_PMUV3_PERFCTR_LL_CACHE 0x0032 #define ARMV8_PMUV3_PERFCTR_LL_CACHE_MISS 0x0033 #define ARMV8_PMUV3_PERFCTR_DTLB_WALK 0x0034 #define ARMV8_PMUV3_PERFCTR_ITLB_WALK 0x0035 #define ARMV8_PMUV3_PERFCTR_LL_CACHE_RD 0x0036 #define ARMV8_PMUV3_PERFCTR_LL_CACHE_MISS_RD 0x0037 #define ARMV8_PMUV3_PERFCTR_REMOTE_ACCESS_RD 0x0038 #define ARMV8_PMUV3_PERFCTR_L1D_CACHE_LMISS_RD 0x0039 #define ARMV8_PMUV3_PERFCTR_OP_RETIRED 0x003A #define ARMV8_PMUV3_PERFCTR_OP_SPEC 0x003B #define ARMV8_PMUV3_PERFCTR_STALL 0x003C #define ARMV8_PMUV3_PERFCTR_STALL_SLOT_BACKEND 0x003D #define ARMV8_PMUV3_PERFCTR_STALL_SLOT_FRONTEND 0x003E #define ARMV8_PMUV3_PERFCTR_STALL_SLOT 0x003F /* Statistical profiling extension microarchitectural events */ #define ARMV8_SPE_PERFCTR_SAMPLE_POP 0x4000 #define ARMV8_SPE_PERFCTR_SAMPLE_FEED 0x4001 #define ARMV8_SPE_PERFCTR_SAMPLE_FILTRATE 0x4002 #define ARMV8_SPE_PERFCTR_SAMPLE_COLLISION 0x4003 /* AMUv1 architecture events */ #define ARMV8_AMU_PERFCTR_CNT_CYCLES 0x4004 #define ARMV8_AMU_PERFCTR_STALL_BACKEND_MEM 0x4005 /* long-latency read miss events */ #define ARMV8_PMUV3_PERFCTR_L1I_CACHE_LMISS 0x4006 #define ARMV8_PMUV3_PERFCTR_L2D_CACHE_LMISS_RD 0x4009 #define ARMV8_PMUV3_PERFCTR_L2I_CACHE_LMISS 0x400A #define ARMV8_PMUV3_PERFCTR_L3D_CACHE_LMISS_RD 0x400B /* Trace buffer events */ #define ARMV8_PMUV3_PERFCTR_TRB_WRAP 0x400C #define ARMV8_PMUV3_PERFCTR_TRB_TRIG 0x400E /* Trace unit events */ #define ARMV8_PMUV3_PERFCTR_TRCEXTOUT0 0x4010 #define ARMV8_PMUV3_PERFCTR_TRCEXTOUT1 0x4011 #define ARMV8_PMUV3_PERFCTR_TRCEXTOUT2 0x4012 #define ARMV8_PMUV3_PERFCTR_TRCEXTOUT3 0x4013 #define ARMV8_PMUV3_PERFCTR_CTI_TRIGOUT4 0x4018 #define ARMV8_PMUV3_PERFCTR_CTI_TRIGOUT5 0x4019 #define ARMV8_PMUV3_PERFCTR_CTI_TRIGOUT6 0x401A #define ARMV8_PMUV3_PERFCTR_CTI_TRIGOUT7 0x401B /* additional latency from alignment events */ #define ARMV8_PMUV3_PERFCTR_LDST_ALIGN_LAT 0x4020 #define ARMV8_PMUV3_PERFCTR_LD_ALIGN_LAT 0x4021 #define ARMV8_PMUV3_PERFCTR_ST_ALIGN_LAT 0x4022 /* Armv8.5 Memory Tagging Extension events */ #define ARMV8_MTE_PERFCTR_MEM_ACCESS_CHECKED 0x4024 #define ARMV8_MTE_PERFCTR_MEM_ACCESS_CHECKED_RD 0x4025 #define ARMV8_MTE_PERFCTR_MEM_ACCESS_CHECKED_WR 0x4026 /* ARMv8 recommended implementation defined event types */ #define ARMV8_IMPDEF_PERFCTR_L1D_CACHE_RD 0x0040 #define ARMV8_IMPDEF_PERFCTR_L1D_CACHE_WR 0x0041 #define ARMV8_IMPDEF_PERFCTR_L1D_CACHE_REFILL_RD 0x0042 #define ARMV8_IMPDEF_PERFCTR_L1D_CACHE_REFILL_WR 0x0043 #define ARMV8_IMPDEF_PERFCTR_L1D_CACHE_REFILL_INNER 0x0044 #define ARMV8_IMPDEF_PERFCTR_L1D_CACHE_REFILL_OUTER 0x0045 #define ARMV8_IMPDEF_PERFCTR_L1D_CACHE_WB_VICTIM 0x0046 #define ARMV8_IMPDEF_PERFCTR_L1D_CACHE_WB_CLEAN 0x0047 #define ARMV8_IMPDEF_PERFCTR_L1D_CACHE_INVAL 0x0048 #define ARMV8_IMPDEF_PERFCTR_L1D_TLB_REFILL_RD 0x004C #define ARMV8_IMPDEF_PERFCTR_L1D_TLB_REFILL_WR 0x004D #define ARMV8_IMPDEF_PERFCTR_L1D_TLB_RD 0x004E #define ARMV8_IMPDEF_PERFCTR_L1D_TLB_WR 0x004F #define ARMV8_IMPDEF_PERFCTR_L2D_CACHE_RD 0x0050 #define ARMV8_IMPDEF_PERFCTR_L2D_CACHE_WR 0x0051 #define ARMV8_IMPDEF_PERFCTR_L2D_CACHE_REFILL_RD 0x0052 #define ARMV8_IMPDEF_PERFCTR_L2D_CACHE_REFILL_WR 0x0053 #define ARMV8_IMPDEF_PERFCTR_L2D_CACHE_WB_VICTIM 0x0056 #define ARMV8_IMPDEF_PERFCTR_L2D_CACHE_WB_CLEAN 0x0057 #define ARMV8_IMPDEF_PERFCTR_L2D_CACHE_INVAL 0x0058 #define ARMV8_IMPDEF_PERFCTR_L2D_TLB_REFILL_RD 0x005C #define ARMV8_IMPDEF_PERFCTR_L2D_TLB_REFILL_WR 0x005D #define ARMV8_IMPDEF_PERFCTR_L2D_TLB_RD 0x005E #define ARMV8_IMPDEF_PERFCTR_L2D_TLB_WR 0x005F #define ARMV8_IMPDEF_PERFCTR_BUS_ACCESS_RD 0x0060 #define ARMV8_IMPDEF_PERFCTR_BUS_ACCESS_WR 0x0061 #define ARMV8_IMPDEF_PERFCTR_BUS_ACCESS_SHARED 0x0062 #define ARMV8_IMPDEF_PERFCTR_BUS_ACCESS_NOT_SHARED 0x0063 #define ARMV8_IMPDEF_PERFCTR_BUS_ACCESS_NORMAL 0x0064 #define ARMV8_IMPDEF_PERFCTR_BUS_ACCESS_PERIPH 0x0065 #define ARMV8_IMPDEF_PERFCTR_MEM_ACCESS_RD 0x0066 #define ARMV8_IMPDEF_PERFCTR_MEM_ACCESS_WR 0x0067 #define ARMV8_IMPDEF_PERFCTR_UNALIGNED_LD_SPEC 0x0068 #define ARMV8_IMPDEF_PERFCTR_UNALIGNED_ST_SPEC 0x0069 #define ARMV8_IMPDEF_PERFCTR_UNALIGNED_LDST_SPEC 0x006A #define ARMV8_IMPDEF_PERFCTR_LDREX_SPEC 0x006C #define ARMV8_IMPDEF_PERFCTR_STREX_PASS_SPEC 0x006D #define ARMV8_IMPDEF_PERFCTR_STREX_FAIL_SPEC 0x006E #define ARMV8_IMPDEF_PERFCTR_STREX_SPEC 0x006F #define ARMV8_IMPDEF_PERFCTR_LD_SPEC 0x0070 #define ARMV8_IMPDEF_PERFCTR_ST_SPEC 0x0071 #define ARMV8_IMPDEF_PERFCTR_LDST_SPEC 0x0072 #define ARMV8_IMPDEF_PERFCTR_DP_SPEC 0x0073 #define ARMV8_IMPDEF_PERFCTR_ASE_SPEC 0x0074 #define ARMV8_IMPDEF_PERFCTR_VFP_SPEC 0x0075 #define ARMV8_IMPDEF_PERFCTR_PC_WRITE_SPEC 0x0076 #define ARMV8_IMPDEF_PERFCTR_CRYPTO_SPEC 0x0077 #define ARMV8_IMPDEF_PERFCTR_BR_IMMED_SPEC 0x0078 #define ARMV8_IMPDEF_PERFCTR_BR_RETURN_SPEC 0x0079 #define ARMV8_IMPDEF_PERFCTR_BR_INDIRECT_SPEC 0x007A #define ARMV8_IMPDEF_PERFCTR_ISB_SPEC 0x007C #define ARMV8_IMPDEF_PERFCTR_DSB_SPEC 0x007D #define ARMV8_IMPDEF_PERFCTR_DMB_SPEC 0x007E #define ARMV8_IMPDEF_PERFCTR_EXC_UNDEF 0x0081 #define ARMV8_IMPDEF_PERFCTR_EXC_SVC 0x0082 #define ARMV8_IMPDEF_PERFCTR_EXC_PABORT 0x0083 #define ARMV8_IMPDEF_PERFCTR_EXC_DABORT 0x0084 #define ARMV8_IMPDEF_PERFCTR_EXC_IRQ 0x0086 #define ARMV8_IMPDEF_PERFCTR_EXC_FIQ 0x0087 #define ARMV8_IMPDEF_PERFCTR_EXC_SMC 0x0088 #define ARMV8_IMPDEF_PERFCTR_EXC_HVC 0x008A #define ARMV8_IMPDEF_PERFCTR_EXC_TRAP_PABORT 0x008B #define ARMV8_IMPDEF_PERFCTR_EXC_TRAP_DABORT 0x008C #define ARMV8_IMPDEF_PERFCTR_EXC_TRAP_OTHER 0x008D #define ARMV8_IMPDEF_PERFCTR_EXC_TRAP_IRQ 0x008E #define ARMV8_IMPDEF_PERFCTR_EXC_TRAP_FIQ 0x008F #define ARMV8_IMPDEF_PERFCTR_RC_LD_SPEC 0x0090 #define ARMV8_IMPDEF_PERFCTR_RC_ST_SPEC 0x0091 #define ARMV8_IMPDEF_PERFCTR_L3D_CACHE_RD 0x00A0 #define ARMV8_IMPDEF_PERFCTR_L3D_CACHE_WR 0x00A1 #define ARMV8_IMPDEF_PERFCTR_L3D_CACHE_REFILL_RD 0x00A2 #define ARMV8_IMPDEF_PERFCTR_L3D_CACHE_REFILL_WR 0x00A3 #define ARMV8_IMPDEF_PERFCTR_L3D_CACHE_WB_VICTIM 0x00A6 #define ARMV8_IMPDEF_PERFCTR_L3D_CACHE_WB_CLEAN 0x00A7 #define ARMV8_IMPDEF_PERFCTR_L3D_CACHE_INVAL 0x00A8 /* * Per-CPU PMCR: config reg */ #define ARMV8_PMU_PMCR_E (1 << 0) /* Enable all counters */ #define ARMV8_PMU_PMCR_P (1 << 1) /* Reset all counters */ #define ARMV8_PMU_PMCR_C (1 << 2) /* Cycle counter reset */ #define ARMV8_PMU_PMCR_D (1 << 3) /* CCNT counts every 64th cpu cycle */ #define ARMV8_PMU_PMCR_X (1 << 4) /* Export to ETM */ #define ARMV8_PMU_PMCR_DP (1 << 5) /* Disable CCNT if non-invasive debug*/ #define ARMV8_PMU_PMCR_LC (1 << 6) /* Overflow on 64 bit cycle counter */ #define ARMV8_PMU_PMCR_LP (1 << 7) /* Long event counter enable */ #define ARMV8_PMU_PMCR_N_SHIFT 11 /* Number of counters supported */ #define ARMV8_PMU_PMCR_N_MASK 0x1f #define ARMV8_PMU_PMCR_MASK 0xff /* Mask for writable bits */ /* * PMOVSR: counters overflow flag status reg */ #define ARMV8_PMU_OVSR_MASK 0xffffffff /* Mask for writable bits */ #define ARMV8_PMU_OVERFLOWED_MASK ARMV8_PMU_OVSR_MASK /* * PMXEVTYPER: Event selection reg */ #define ARMV8_PMU_EVTYPE_MASK 0xc800ffff /* Mask for writable bits */ #define ARMV8_PMU_EVTYPE_EVENT 0xffff /* Mask for EVENT bits */ /* * Event filters for PMUv3 */ #define ARMV8_PMU_EXCLUDE_EL1 (1U << 31) #define ARMV8_PMU_EXCLUDE_EL0 (1U << 30) #define ARMV8_PMU_INCLUDE_EL2 (1U << 27) /* * PMUSERENR: user enable reg */ #define ARMV8_PMU_USERENR_MASK 0xf /* Mask for writable bits */ #define ARMV8_PMU_USERENR_EN (1 << 0) /* PMU regs can be accessed at EL0 */ #define ARMV8_PMU_USERENR_SW (1 << 1) /* PMSWINC can be written at EL0 */ #define ARMV8_PMU_USERENR_CR (1 << 2) /* Cycle counter can be read at EL0 */ #define ARMV8_PMU_USERENR_ER (1 << 3) /* Event counter can be read at EL0 */ /* PMMIR_EL1.SLOTS mask */ #define ARMV8_PMU_SLOTS_MASK 0xff #define ARMV8_PMU_BUS_SLOTS_SHIFT 8 #define ARMV8_PMU_BUS_SLOTS_MASK 0xff #define ARMV8_PMU_BUS_WIDTH_SHIFT 16 #define ARMV8_PMU_BUS_WIDTH_MASK 0xf #ifdef CONFIG_PERF_EVENTS struct pt_regs; extern unsigned long perf_instruction_pointer(struct pt_regs *regs); extern unsigned long perf_misc_flags(struct pt_regs *regs); #define perf_misc_flags(regs) perf_misc_flags(regs) #define perf_arch_bpf_user_pt_regs(regs) ®s->user_regs #endif #define perf_arch_fetch_caller_regs(regs, __ip) { \ (regs)->pc = (__ip); \ (regs)->regs[29] = (unsigned long) __builtin_frame_address(0); \ (regs)->sp = current_stack_pointer; \ (regs)->pstate = PSR_MODE_EL1h; \ } #endif