| /* 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 0x00 |
| #define ARMV8_PMUV3_PERFCTR_L1I_CACHE_REFILL 0x01 |
| #define ARMV8_PMUV3_PERFCTR_L1I_TLB_REFILL 0x02 |
| #define ARMV8_PMUV3_PERFCTR_L1D_CACHE_REFILL 0x03 |
| #define ARMV8_PMUV3_PERFCTR_L1D_CACHE 0x04 |
| #define ARMV8_PMUV3_PERFCTR_L1D_TLB_REFILL 0x05 |
| #define ARMV8_PMUV3_PERFCTR_LD_RETIRED 0x06 |
| #define ARMV8_PMUV3_PERFCTR_ST_RETIRED 0x07 |
| #define ARMV8_PMUV3_PERFCTR_INST_RETIRED 0x08 |
| #define ARMV8_PMUV3_PERFCTR_EXC_TAKEN 0x09 |
| #define ARMV8_PMUV3_PERFCTR_EXC_RETURN 0x0A |
| #define ARMV8_PMUV3_PERFCTR_CID_WRITE_RETIRED 0x0B |
| #define ARMV8_PMUV3_PERFCTR_PC_WRITE_RETIRED 0x0C |
| #define ARMV8_PMUV3_PERFCTR_BR_IMMED_RETIRED 0x0D |
| #define ARMV8_PMUV3_PERFCTR_BR_RETURN_RETIRED 0x0E |
| #define ARMV8_PMUV3_PERFCTR_UNALIGNED_LDST_RETIRED 0x0F |
| #define ARMV8_PMUV3_PERFCTR_BR_MIS_PRED 0x10 |
| #define ARMV8_PMUV3_PERFCTR_CPU_CYCLES 0x11 |
| #define ARMV8_PMUV3_PERFCTR_BR_PRED 0x12 |
| #define ARMV8_PMUV3_PERFCTR_MEM_ACCESS 0x13 |
| #define ARMV8_PMUV3_PERFCTR_L1I_CACHE 0x14 |
| #define ARMV8_PMUV3_PERFCTR_L1D_CACHE_WB 0x15 |
| #define ARMV8_PMUV3_PERFCTR_L2D_CACHE 0x16 |
| #define ARMV8_PMUV3_PERFCTR_L2D_CACHE_REFILL 0x17 |
| #define ARMV8_PMUV3_PERFCTR_L2D_CACHE_WB 0x18 |
| #define ARMV8_PMUV3_PERFCTR_BUS_ACCESS 0x19 |
| #define ARMV8_PMUV3_PERFCTR_MEMORY_ERROR 0x1A |
| #define ARMV8_PMUV3_PERFCTR_INST_SPEC 0x1B |
| #define ARMV8_PMUV3_PERFCTR_TTBR_WRITE_RETIRED 0x1C |
| #define ARMV8_PMUV3_PERFCTR_BUS_CYCLES 0x1D |
| #define ARMV8_PMUV3_PERFCTR_CHAIN 0x1E |
| #define ARMV8_PMUV3_PERFCTR_L1D_CACHE_ALLOCATE 0x1F |
| #define ARMV8_PMUV3_PERFCTR_L2D_CACHE_ALLOCATE 0x20 |
| #define ARMV8_PMUV3_PERFCTR_BR_RETIRED 0x21 |
| #define ARMV8_PMUV3_PERFCTR_BR_MIS_PRED_RETIRED 0x22 |
| #define ARMV8_PMUV3_PERFCTR_STALL_FRONTEND 0x23 |
| #define ARMV8_PMUV3_PERFCTR_STALL_BACKEND 0x24 |
| #define ARMV8_PMUV3_PERFCTR_L1D_TLB 0x25 |
| #define ARMV8_PMUV3_PERFCTR_L1I_TLB 0x26 |
| #define ARMV8_PMUV3_PERFCTR_L2I_CACHE 0x27 |
| #define ARMV8_PMUV3_PERFCTR_L2I_CACHE_REFILL 0x28 |
| #define ARMV8_PMUV3_PERFCTR_L3D_CACHE_ALLOCATE 0x29 |
| #define ARMV8_PMUV3_PERFCTR_L3D_CACHE_REFILL 0x2A |
| #define ARMV8_PMUV3_PERFCTR_L3D_CACHE 0x2B |
| #define ARMV8_PMUV3_PERFCTR_L3D_CACHE_WB 0x2C |
| #define ARMV8_PMUV3_PERFCTR_L2D_TLB_REFILL 0x2D |
| #define ARMV8_PMUV3_PERFCTR_L2I_TLB_REFILL 0x2E |
| #define ARMV8_PMUV3_PERFCTR_L2D_TLB 0x2F |
| #define ARMV8_PMUV3_PERFCTR_L2I_TLB 0x30 |
| #define ARMV8_PMUV3_PERFCTR_REMOTE_ACCESS 0x31 |
| #define ARMV8_PMUV3_PERFCTR_LL_CACHE 0x32 |
| #define ARMV8_PMUV3_PERFCTR_LL_CACHE_MISS 0x33 |
| #define ARMV8_PMUV3_PERFCTR_DTLB_WALK 0x34 |
| #define ARMV8_PMUV3_PERFCTR_ITLB_WALK 0x35 |
| #define ARMV8_PMUV3_PERFCTR_LL_CACHE_RD 0x36 |
| #define ARMV8_PMUV3_PERFCTR_LL_CACHE_MISS_RD 0x37 |
| #define ARMV8_PMUV3_PERFCTR_REMOTE_ACCESS_RD 0x38 |
| #define ARMV8_PMUV3_PERFCTR_L1D_CACHE_LMISS_RD 0x39 |
| #define ARMV8_PMUV3_PERFCTR_OP_RETIRED 0x3A |
| #define ARMV8_PMUV3_PERFCTR_OP_SPEC 0x3B |
| #define ARMV8_PMUV3_PERFCTR_STALL 0x3C |
| #define ARMV8_PMUV3_PERFCTR_STALL_SLOT_BACKEND 0x3D |
| #define ARMV8_PMUV3_PERFCTR_STALL_SLOT_FRONTEND 0x3E |
| #define ARMV8_PMUV3_PERFCTR_STALL_SLOT 0x3F |
| |
| /* 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 |
| |
| /* 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 0x40 |
| #define ARMV8_IMPDEF_PERFCTR_L1D_CACHE_WR 0x41 |
| #define ARMV8_IMPDEF_PERFCTR_L1D_CACHE_REFILL_RD 0x42 |
| #define ARMV8_IMPDEF_PERFCTR_L1D_CACHE_REFILL_WR 0x43 |
| #define ARMV8_IMPDEF_PERFCTR_L1D_CACHE_REFILL_INNER 0x44 |
| #define ARMV8_IMPDEF_PERFCTR_L1D_CACHE_REFILL_OUTER 0x45 |
| #define ARMV8_IMPDEF_PERFCTR_L1D_CACHE_WB_VICTIM 0x46 |
| #define ARMV8_IMPDEF_PERFCTR_L1D_CACHE_WB_CLEAN 0x47 |
| #define ARMV8_IMPDEF_PERFCTR_L1D_CACHE_INVAL 0x48 |
| |
| #define ARMV8_IMPDEF_PERFCTR_L1D_TLB_REFILL_RD 0x4C |
| #define ARMV8_IMPDEF_PERFCTR_L1D_TLB_REFILL_WR 0x4D |
| #define ARMV8_IMPDEF_PERFCTR_L1D_TLB_RD 0x4E |
| #define ARMV8_IMPDEF_PERFCTR_L1D_TLB_WR 0x4F |
| #define ARMV8_IMPDEF_PERFCTR_L2D_CACHE_RD 0x50 |
| #define ARMV8_IMPDEF_PERFCTR_L2D_CACHE_WR 0x51 |
| #define ARMV8_IMPDEF_PERFCTR_L2D_CACHE_REFILL_RD 0x52 |
| #define ARMV8_IMPDEF_PERFCTR_L2D_CACHE_REFILL_WR 0x53 |
| |
| #define ARMV8_IMPDEF_PERFCTR_L2D_CACHE_WB_VICTIM 0x56 |
| #define ARMV8_IMPDEF_PERFCTR_L2D_CACHE_WB_CLEAN 0x57 |
| #define ARMV8_IMPDEF_PERFCTR_L2D_CACHE_INVAL 0x58 |
| |
| #define ARMV8_IMPDEF_PERFCTR_L2D_TLB_REFILL_RD 0x5C |
| #define ARMV8_IMPDEF_PERFCTR_L2D_TLB_REFILL_WR 0x5D |
| #define ARMV8_IMPDEF_PERFCTR_L2D_TLB_RD 0x5E |
| #define ARMV8_IMPDEF_PERFCTR_L2D_TLB_WR 0x5F |
| #define ARMV8_IMPDEF_PERFCTR_BUS_ACCESS_RD 0x60 |
| #define ARMV8_IMPDEF_PERFCTR_BUS_ACCESS_WR 0x61 |
| #define ARMV8_IMPDEF_PERFCTR_BUS_ACCESS_SHARED 0x62 |
| #define ARMV8_IMPDEF_PERFCTR_BUS_ACCESS_NOT_SHARED 0x63 |
| #define ARMV8_IMPDEF_PERFCTR_BUS_ACCESS_NORMAL 0x64 |
| #define ARMV8_IMPDEF_PERFCTR_BUS_ACCESS_PERIPH 0x65 |
| #define ARMV8_IMPDEF_PERFCTR_MEM_ACCESS_RD 0x66 |
| #define ARMV8_IMPDEF_PERFCTR_MEM_ACCESS_WR 0x67 |
| #define ARMV8_IMPDEF_PERFCTR_UNALIGNED_LD_SPEC 0x68 |
| #define ARMV8_IMPDEF_PERFCTR_UNALIGNED_ST_SPEC 0x69 |
| #define ARMV8_IMPDEF_PERFCTR_UNALIGNED_LDST_SPEC 0x6A |
| |
| #define ARMV8_IMPDEF_PERFCTR_LDREX_SPEC 0x6C |
| #define ARMV8_IMPDEF_PERFCTR_STREX_PASS_SPEC 0x6D |
| #define ARMV8_IMPDEF_PERFCTR_STREX_FAIL_SPEC 0x6E |
| #define ARMV8_IMPDEF_PERFCTR_STREX_SPEC 0x6F |
| #define ARMV8_IMPDEF_PERFCTR_LD_SPEC 0x70 |
| #define ARMV8_IMPDEF_PERFCTR_ST_SPEC 0x71 |
| #define ARMV8_IMPDEF_PERFCTR_LDST_SPEC 0x72 |
| #define ARMV8_IMPDEF_PERFCTR_DP_SPEC 0x73 |
| #define ARMV8_IMPDEF_PERFCTR_ASE_SPEC 0x74 |
| #define ARMV8_IMPDEF_PERFCTR_VFP_SPEC 0x75 |
| #define ARMV8_IMPDEF_PERFCTR_PC_WRITE_SPEC 0x76 |
| #define ARMV8_IMPDEF_PERFCTR_CRYPTO_SPEC 0x77 |
| #define ARMV8_IMPDEF_PERFCTR_BR_IMMED_SPEC 0x78 |
| #define ARMV8_IMPDEF_PERFCTR_BR_RETURN_SPEC 0x79 |
| #define ARMV8_IMPDEF_PERFCTR_BR_INDIRECT_SPEC 0x7A |
| |
| #define ARMV8_IMPDEF_PERFCTR_ISB_SPEC 0x7C |
| #define ARMV8_IMPDEF_PERFCTR_DSB_SPEC 0x7D |
| #define ARMV8_IMPDEF_PERFCTR_DMB_SPEC 0x7E |
| |
| #define ARMV8_IMPDEF_PERFCTR_EXC_UNDEF 0x81 |
| #define ARMV8_IMPDEF_PERFCTR_EXC_SVC 0x82 |
| #define ARMV8_IMPDEF_PERFCTR_EXC_PABORT 0x83 |
| #define ARMV8_IMPDEF_PERFCTR_EXC_DABORT 0x84 |
| |
| #define ARMV8_IMPDEF_PERFCTR_EXC_IRQ 0x86 |
| #define ARMV8_IMPDEF_PERFCTR_EXC_FIQ 0x87 |
| #define ARMV8_IMPDEF_PERFCTR_EXC_SMC 0x88 |
| |
| #define ARMV8_IMPDEF_PERFCTR_EXC_HVC 0x8A |
| #define ARMV8_IMPDEF_PERFCTR_EXC_TRAP_PABORT 0x8B |
| #define ARMV8_IMPDEF_PERFCTR_EXC_TRAP_DABORT 0x8C |
| #define ARMV8_IMPDEF_PERFCTR_EXC_TRAP_OTHER 0x8D |
| #define ARMV8_IMPDEF_PERFCTR_EXC_TRAP_IRQ 0x8E |
| #define ARMV8_IMPDEF_PERFCTR_EXC_TRAP_FIQ 0x8F |
| #define ARMV8_IMPDEF_PERFCTR_RC_LD_SPEC 0x90 |
| #define ARMV8_IMPDEF_PERFCTR_RC_ST_SPEC 0x91 |
| |
| #define ARMV8_IMPDEF_PERFCTR_L3D_CACHE_RD 0xA0 |
| #define ARMV8_IMPDEF_PERFCTR_L3D_CACHE_WR 0xA1 |
| #define ARMV8_IMPDEF_PERFCTR_L3D_CACHE_REFILL_RD 0xA2 |
| #define ARMV8_IMPDEF_PERFCTR_L3D_CACHE_REFILL_WR 0xA3 |
| |
| #define ARMV8_IMPDEF_PERFCTR_L3D_CACHE_WB_VICTIM 0xA6 |
| #define ARMV8_IMPDEF_PERFCTR_L3D_CACHE_WB_CLEAN 0xA7 |
| #define ARMV8_IMPDEF_PERFCTR_L3D_CACHE_INVAL 0xA8 |
| |
| /* |
| * 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 |
