/* 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 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 /* 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 /* 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_N_SHIFT 11 /* Number of counters supported */ #define ARMV8_PMU_PMCR_N_MASK 0x1f #define ARMV8_PMU_PMCR_MASK 0x7f /* 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 */ #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