| /* SPDX-License-Identifier: GPL-2.0-only */ |
| /* |
| * Copyright (C) 2012 ARM Ltd. |
| */ |
| |
| #ifndef __ASM_PERF_EVENT_H |
| #define __ASM_PERF_EVENT_H |
| |
| #include <asm/stack_pointer.h> |
| #include <asm/ptrace.h> |
| |
| #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 |
