| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Cyrill V. Gorcunov | 2645 | 98.18% | 11 | 61.11% |
| Ingo Molnar | 31 | 1.15% | 1 | 5.56% |
| Lin Ming | 14 | 0.52% | 3 | 16.67% |
| Lucas De Marchi | 2 | 0.07% | 1 | 5.56% |
| Christoph Lameter | 1 | 0.04% | 1 | 5.56% |
| Greg Kroah-Hartman | 1 | 0.04% | 1 | 5.56% |
| Total | 2694 | 18 |
/* SPDX-License-Identifier: GPL-2.0 */ /* * Netburst Performance Events (P4, old Xeon) */ #ifndef PERF_EVENT_P4_H #define PERF_EVENT_P4_H #include <linux/cpu.h> #include <linux/bitops.h> /* * NetBurst has performance MSRs shared between * threads if HT is turned on, ie for both logical * processors (mem: in turn in Atom with HT support * perf-MSRs are not shared and every thread has its * own perf-MSRs set) */ #define ARCH_P4_TOTAL_ESCR (46) #define ARCH_P4_RESERVED_ESCR (2) /* IQ_ESCR(0,1) not always present */ #define ARCH_P4_MAX_ESCR (ARCH_P4_TOTAL_ESCR - ARCH_P4_RESERVED_ESCR) #define ARCH_P4_MAX_CCCR (18) #define ARCH_P4_CNTRVAL_BITS (40) #define ARCH_P4_CNTRVAL_MASK ((1ULL << ARCH_P4_CNTRVAL_BITS) - 1) #define ARCH_P4_UNFLAGGED_BIT ((1ULL) << (ARCH_P4_CNTRVAL_BITS - 1)) #define P4_ESCR_EVENT_MASK 0x7e000000ULL #define P4_ESCR_EVENT_SHIFT 25 #define P4_ESCR_EVENTMASK_MASK 0x01fffe00ULL #define P4_ESCR_EVENTMASK_SHIFT 9 #define P4_ESCR_TAG_MASK 0x000001e0ULL #define P4_ESCR_TAG_SHIFT 5 #define P4_ESCR_TAG_ENABLE 0x00000010ULL #define P4_ESCR_T0_OS 0x00000008ULL #define P4_ESCR_T0_USR 0x00000004ULL #define P4_ESCR_T1_OS 0x00000002ULL #define P4_ESCR_T1_USR 0x00000001ULL #define P4_ESCR_EVENT(v) ((v) << P4_ESCR_EVENT_SHIFT) #define P4_ESCR_EMASK(v) ((v) << P4_ESCR_EVENTMASK_SHIFT) #define P4_ESCR_TAG(v) ((v) << P4_ESCR_TAG_SHIFT) #define P4_CCCR_OVF 0x80000000ULL #define P4_CCCR_CASCADE 0x40000000ULL #define P4_CCCR_OVF_PMI_T0 0x04000000ULL #define P4_CCCR_OVF_PMI_T1 0x08000000ULL #define P4_CCCR_FORCE_OVF 0x02000000ULL #define P4_CCCR_EDGE 0x01000000ULL #define P4_CCCR_THRESHOLD_MASK 0x00f00000ULL #define P4_CCCR_THRESHOLD_SHIFT 20 #define P4_CCCR_COMPLEMENT 0x00080000ULL #define P4_CCCR_COMPARE 0x00040000ULL #define P4_CCCR_ESCR_SELECT_MASK 0x0000e000ULL #define P4_CCCR_ESCR_SELECT_SHIFT 13 #define P4_CCCR_ENABLE 0x00001000ULL #define P4_CCCR_THREAD_SINGLE 0x00010000ULL #define P4_CCCR_THREAD_BOTH 0x00020000ULL #define P4_CCCR_THREAD_ANY 0x00030000ULL #define P4_CCCR_RESERVED 0x00000fffULL #define P4_CCCR_THRESHOLD(v) ((v) << P4_CCCR_THRESHOLD_SHIFT) #define P4_CCCR_ESEL(v) ((v) << P4_CCCR_ESCR_SELECT_SHIFT) #define P4_GEN_ESCR_EMASK(class, name, bit) \ class##__##name = ((1ULL << bit) << P4_ESCR_EVENTMASK_SHIFT) #define P4_ESCR_EMASK_BIT(class, name) class##__##name /* * config field is 64bit width and consists of * HT << 63 | ESCR << 32 | CCCR * where HT is HyperThreading bit (since ESCR * has it reserved we may use it for own purpose) * * note that this is NOT the addresses of respective * ESCR and CCCR but rather an only packed value should * be unpacked and written to a proper addresses * * the base idea is to pack as much info as possible */ #define p4_config_pack_escr(v) (((u64)(v)) << 32) #define p4_config_pack_cccr(v) (((u64)(v)) & 0xffffffffULL) #define p4_config_unpack_escr(v) (((u64)(v)) >> 32) #define p4_config_unpack_cccr(v) (((u64)(v)) & 0xffffffffULL) #define p4_config_unpack_emask(v) \ ({ \ u32 t = p4_config_unpack_escr((v)); \ t = t & P4_ESCR_EVENTMASK_MASK; \ t = t >> P4_ESCR_EVENTMASK_SHIFT; \ t; \ }) #define p4_config_unpack_event(v) \ ({ \ u32 t = p4_config_unpack_escr((v)); \ t = t & P4_ESCR_EVENT_MASK; \ t = t >> P4_ESCR_EVENT_SHIFT; \ t; \ }) #define P4_CONFIG_HT_SHIFT 63 #define P4_CONFIG_HT (1ULL << P4_CONFIG_HT_SHIFT) /* * If an event has alias it should be marked * with a special bit. (Don't forget to check * P4_PEBS_CONFIG_MASK and related bits on * modification.) */ #define P4_CONFIG_ALIASABLE (1ULL << 9) /* * The bits we allow to pass for RAW events */ #define P4_CONFIG_MASK_ESCR \ P4_ESCR_EVENT_MASK | \ P4_ESCR_EVENTMASK_MASK | \ P4_ESCR_TAG_MASK | \ P4_ESCR_TAG_ENABLE #define P4_CONFIG_MASK_CCCR \ P4_CCCR_EDGE | \ P4_CCCR_THRESHOLD_MASK | \ P4_CCCR_COMPLEMENT | \ P4_CCCR_COMPARE | \ P4_CCCR_THREAD_ANY | \ P4_CCCR_RESERVED /* some dangerous bits are reserved for kernel internals */ #define P4_CONFIG_MASK \ (p4_config_pack_escr(P4_CONFIG_MASK_ESCR)) | \ (p4_config_pack_cccr(P4_CONFIG_MASK_CCCR)) /* * In case of event aliasing we need to preserve some * caller bits, otherwise the mapping won't be complete. */ #define P4_CONFIG_EVENT_ALIAS_MASK \ (p4_config_pack_escr(P4_CONFIG_MASK_ESCR) | \ p4_config_pack_cccr(P4_CCCR_EDGE | \ P4_CCCR_THRESHOLD_MASK | \ P4_CCCR_COMPLEMENT | \ P4_CCCR_COMPARE)) #define P4_CONFIG_EVENT_ALIAS_IMMUTABLE_BITS \ ((P4_CONFIG_HT) | \ p4_config_pack_escr(P4_ESCR_T0_OS | \ P4_ESCR_T0_USR | \ P4_ESCR_T1_OS | \ P4_ESCR_T1_USR) | \ p4_config_pack_cccr(P4_CCCR_OVF | \ P4_CCCR_CASCADE | \ P4_CCCR_FORCE_OVF | \ P4_CCCR_THREAD_ANY | \ P4_CCCR_OVF_PMI_T0 | \ P4_CCCR_OVF_PMI_T1 | \ P4_CONFIG_ALIASABLE)) static inline bool p4_is_event_cascaded(u64 config) { u32 cccr = p4_config_unpack_cccr(config); return !!(cccr & P4_CCCR_CASCADE); } static inline int p4_ht_config_thread(u64 config) { return !!(config & P4_CONFIG_HT); } static inline u64 p4_set_ht_bit(u64 config) { return config | P4_CONFIG_HT; } static inline u64 p4_clear_ht_bit(u64 config) { return config & ~P4_CONFIG_HT; } static inline int p4_ht_active(void) { #ifdef CONFIG_SMP return smp_num_siblings > 1; #endif return 0; } static inline int p4_ht_thread(int cpu) { #ifdef CONFIG_SMP if (smp_num_siblings == 2) return cpu != cpumask_first(this_cpu_cpumask_var_ptr(cpu_sibling_map)); #endif return 0; } static inline int p4_should_swap_ts(u64 config, int cpu) { return p4_ht_config_thread(config) ^ p4_ht_thread(cpu); } static inline u32 p4_default_cccr_conf(int cpu) { /* * Note that P4_CCCR_THREAD_ANY is "required" on * non-HT machines (on HT machines we count TS events * regardless the state of second logical processor */ u32 cccr = P4_CCCR_THREAD_ANY; if (!p4_ht_thread(cpu)) cccr |= P4_CCCR_OVF_PMI_T0; else cccr |= P4_CCCR_OVF_PMI_T1; return cccr; } static inline u32 p4_default_escr_conf(int cpu, int exclude_os, int exclude_usr) { u32 escr = 0; if (!p4_ht_thread(cpu)) { if (!exclude_os) escr |= P4_ESCR_T0_OS; if (!exclude_usr) escr |= P4_ESCR_T0_USR; } else { if (!exclude_os) escr |= P4_ESCR_T1_OS; if (!exclude_usr) escr |= P4_ESCR_T1_USR; } return escr; } /* * This are the events which should be used in "Event Select" * field of ESCR register, they are like unique keys which allow * the kernel to determinate which CCCR and COUNTER should be * used to track an event */ enum P4_EVENTS { P4_EVENT_TC_DELIVER_MODE, P4_EVENT_BPU_FETCH_REQUEST, P4_EVENT_ITLB_REFERENCE, P4_EVENT_MEMORY_CANCEL, P4_EVENT_MEMORY_COMPLETE, P4_EVENT_LOAD_PORT_REPLAY, P4_EVENT_STORE_PORT_REPLAY, P4_EVENT_MOB_LOAD_REPLAY, P4_EVENT_PAGE_WALK_TYPE, P4_EVENT_BSQ_CACHE_REFERENCE, P4_EVENT_IOQ_ALLOCATION, P4_EVENT_IOQ_ACTIVE_ENTRIES, P4_EVENT_FSB_DATA_ACTIVITY, P4_EVENT_BSQ_ALLOCATION, P4_EVENT_BSQ_ACTIVE_ENTRIES, P4_EVENT_SSE_INPUT_ASSIST, P4_EVENT_PACKED_SP_UOP, P4_EVENT_PACKED_DP_UOP, P4_EVENT_SCALAR_SP_UOP, P4_EVENT_SCALAR_DP_UOP, P4_EVENT_64BIT_MMX_UOP, P4_EVENT_128BIT_MMX_UOP, P4_EVENT_X87_FP_UOP, P4_EVENT_TC_MISC, P4_EVENT_GLOBAL_POWER_EVENTS, P4_EVENT_TC_MS_XFER, P4_EVENT_UOP_QUEUE_WRITES, P4_EVENT_RETIRED_MISPRED_BRANCH_TYPE, P4_EVENT_RETIRED_BRANCH_TYPE, P4_EVENT_RESOURCE_STALL, P4_EVENT_WC_BUFFER, P4_EVENT_B2B_CYCLES, P4_EVENT_BNR, P4_EVENT_SNOOP, P4_EVENT_RESPONSE, P4_EVENT_FRONT_END_EVENT, P4_EVENT_EXECUTION_EVENT, P4_EVENT_REPLAY_EVENT, P4_EVENT_INSTR_RETIRED, P4_EVENT_UOPS_RETIRED, P4_EVENT_UOP_TYPE, P4_EVENT_BRANCH_RETIRED, P4_EVENT_MISPRED_BRANCH_RETIRED, P4_EVENT_X87_ASSIST, P4_EVENT_MACHINE_CLEAR, P4_EVENT_INSTR_COMPLETED, }; #define P4_OPCODE(event) event##_OPCODE #define P4_OPCODE_ESEL(opcode) ((opcode & 0x00ff) >> 0) #define P4_OPCODE_EVNT(opcode) ((opcode & 0xff00) >> 8) #define P4_OPCODE_PACK(event, sel) (((event) << 8) | sel) /* * Comments below the event represent ESCR restriction * for this event and counter index per ESCR * * MSR_P4_IQ_ESCR0 and MSR_P4_IQ_ESCR1 are available only on early * processor builds (family 0FH, models 01H-02H). These MSRs * are not available on later versions, so that we don't use * them completely * * Also note that CCCR1 do not have P4_CCCR_ENABLE bit properly * working so that we should not use this CCCR and respective * counter as result */ enum P4_EVENT_OPCODES { P4_OPCODE(P4_EVENT_TC_DELIVER_MODE) = P4_OPCODE_PACK(0x01, 0x01), /* * MSR_P4_TC_ESCR0: 4, 5 * MSR_P4_TC_ESCR1: 6, 7 */ P4_OPCODE(P4_EVENT_BPU_FETCH_REQUEST) = P4_OPCODE_PACK(0x03, 0x00), /* * MSR_P4_BPU_ESCR0: 0, 1 * MSR_P4_BPU_ESCR1: 2, 3 */ P4_OPCODE(P4_EVENT_ITLB_REFERENCE) = P4_OPCODE_PACK(0x18, 0x03), /* * MSR_P4_ITLB_ESCR0: 0, 1 * MSR_P4_ITLB_ESCR1: 2, 3 */ P4_OPCODE(P4_EVENT_MEMORY_CANCEL) = P4_OPCODE_PACK(0x02, 0x05), /* * MSR_P4_DAC_ESCR0: 8, 9 * MSR_P4_DAC_ESCR1: 10, 11 */ P4_OPCODE(P4_EVENT_MEMORY_COMPLETE) = P4_OPCODE_PACK(0x08, 0x02), /* * MSR_P4_SAAT_ESCR0: 8, 9 * MSR_P4_SAAT_ESCR1: 10, 11 */ P4_OPCODE(P4_EVENT_LOAD_PORT_REPLAY) = P4_OPCODE_PACK(0x04, 0x02), /* * MSR_P4_SAAT_ESCR0: 8, 9 * MSR_P4_SAAT_ESCR1: 10, 11 */ P4_OPCODE(P4_EVENT_STORE_PORT_REPLAY) = P4_OPCODE_PACK(0x05, 0x02), /* * MSR_P4_SAAT_ESCR0: 8, 9 * MSR_P4_SAAT_ESCR1: 10, 11 */ P4_OPCODE(P4_EVENT_MOB_LOAD_REPLAY) = P4_OPCODE_PACK(0x03, 0x02), /* * MSR_P4_MOB_ESCR0: 0, 1 * MSR_P4_MOB_ESCR1: 2, 3 */ P4_OPCODE(P4_EVENT_PAGE_WALK_TYPE) = P4_OPCODE_PACK(0x01, 0x04), /* * MSR_P4_PMH_ESCR0: 0, 1 * MSR_P4_PMH_ESCR1: 2, 3 */ P4_OPCODE(P4_EVENT_BSQ_CACHE_REFERENCE) = P4_OPCODE_PACK(0x0c, 0x07), /* * MSR_P4_BSU_ESCR0: 0, 1 * MSR_P4_BSU_ESCR1: 2, 3 */ P4_OPCODE(P4_EVENT_IOQ_ALLOCATION) = P4_OPCODE_PACK(0x03, 0x06), /* * MSR_P4_FSB_ESCR0: 0, 1 * MSR_P4_FSB_ESCR1: 2, 3 */ P4_OPCODE(P4_EVENT_IOQ_ACTIVE_ENTRIES) = P4_OPCODE_PACK(0x1a, 0x06), /* * MSR_P4_FSB_ESCR1: 2, 3 */ P4_OPCODE(P4_EVENT_FSB_DATA_ACTIVITY) = P4_OPCODE_PACK(0x17, 0x06), /* * MSR_P4_FSB_ESCR0: 0, 1 * MSR_P4_FSB_ESCR1: 2, 3 */ P4_OPCODE(P4_EVENT_BSQ_ALLOCATION) = P4_OPCODE_PACK(0x05, 0x07), /* * MSR_P4_BSU_ESCR0: 0, 1 */ P4_OPCODE(P4_EVENT_BSQ_ACTIVE_ENTRIES) = P4_OPCODE_PACK(0x06, 0x07), /* * NOTE: no ESCR name in docs, it's guessed * MSR_P4_BSU_ESCR1: 2, 3 */ P4_OPCODE(P4_EVENT_SSE_INPUT_ASSIST) = P4_OPCODE_PACK(0x34, 0x01), /* * MSR_P4_FIRM_ESCR0: 8, 9 * MSR_P4_FIRM_ESCR1: 10, 11 */ P4_OPCODE(P4_EVENT_PACKED_SP_UOP) = P4_OPCODE_PACK(0x08, 0x01), /* * MSR_P4_FIRM_ESCR0: 8, 9 * MSR_P4_FIRM_ESCR1: 10, 11 */ P4_OPCODE(P4_EVENT_PACKED_DP_UOP) = P4_OPCODE_PACK(0x0c, 0x01), /* * MSR_P4_FIRM_ESCR0: 8, 9 * MSR_P4_FIRM_ESCR1: 10, 11 */ P4_OPCODE(P4_EVENT_SCALAR_SP_UOP) = P4_OPCODE_PACK(0x0a, 0x01), /* * MSR_P4_FIRM_ESCR0: 8, 9 * MSR_P4_FIRM_ESCR1: 10, 11 */ P4_OPCODE(P4_EVENT_SCALAR_DP_UOP) = P4_OPCODE_PACK(0x0e, 0x01), /* * MSR_P4_FIRM_ESCR0: 8, 9 * MSR_P4_FIRM_ESCR1: 10, 11 */ P4_OPCODE(P4_EVENT_64BIT_MMX_UOP) = P4_OPCODE_PACK(0x02, 0x01), /* * MSR_P4_FIRM_ESCR0: 8, 9 * MSR_P4_FIRM_ESCR1: 10, 11 */ P4_OPCODE(P4_EVENT_128BIT_MMX_UOP) = P4_OPCODE_PACK(0x1a, 0x01), /* * MSR_P4_FIRM_ESCR0: 8, 9 * MSR_P4_FIRM_ESCR1: 10, 11 */ P4_OPCODE(P4_EVENT_X87_FP_UOP) = P4_OPCODE_PACK(0x04, 0x01), /* * MSR_P4_FIRM_ESCR0: 8, 9 * MSR_P4_FIRM_ESCR1: 10, 11 */ P4_OPCODE(P4_EVENT_TC_MISC) = P4_OPCODE_PACK(0x06, 0x01), /* * MSR_P4_TC_ESCR0: 4, 5 * MSR_P4_TC_ESCR1: 6, 7 */ P4_OPCODE(P4_EVENT_GLOBAL_POWER_EVENTS) = P4_OPCODE_PACK(0x13, 0x06), /* * MSR_P4_FSB_ESCR0: 0, 1 * MSR_P4_FSB_ESCR1: 2, 3 */ P4_OPCODE(P4_EVENT_TC_MS_XFER) = P4_OPCODE_PACK(0x05, 0x00), /* * MSR_P4_MS_ESCR0: 4, 5 * MSR_P4_MS_ESCR1: 6, 7 */ P4_OPCODE(P4_EVENT_UOP_QUEUE_WRITES) = P4_OPCODE_PACK(0x09, 0x00), /* * MSR_P4_MS_ESCR0: 4, 5 * MSR_P4_MS_ESCR1: 6, 7 */ P4_OPCODE(P4_EVENT_RETIRED_MISPRED_BRANCH_TYPE) = P4_OPCODE_PACK(0x05, 0x02), /* * MSR_P4_TBPU_ESCR0: 4, 5 * MSR_P4_TBPU_ESCR1: 6, 7 */ P4_OPCODE(P4_EVENT_RETIRED_BRANCH_TYPE) = P4_OPCODE_PACK(0x04, 0x02), /* * MSR_P4_TBPU_ESCR0: 4, 5 * MSR_P4_TBPU_ESCR1: 6, 7 */ P4_OPCODE(P4_EVENT_RESOURCE_STALL) = P4_OPCODE_PACK(0x01, 0x01), /* * MSR_P4_ALF_ESCR0: 12, 13, 16 * MSR_P4_ALF_ESCR1: 14, 15, 17 */ P4_OPCODE(P4_EVENT_WC_BUFFER) = P4_OPCODE_PACK(0x05, 0x05), /* * MSR_P4_DAC_ESCR0: 8, 9 * MSR_P4_DAC_ESCR1: 10, 11 */ P4_OPCODE(P4_EVENT_B2B_CYCLES) = P4_OPCODE_PACK(0x16, 0x03), /* * MSR_P4_FSB_ESCR0: 0, 1 * MSR_P4_FSB_ESCR1: 2, 3 */ P4_OPCODE(P4_EVENT_BNR) = P4_OPCODE_PACK(0x08, 0x03), /* * MSR_P4_FSB_ESCR0: 0, 1 * MSR_P4_FSB_ESCR1: 2, 3 */ P4_OPCODE(P4_EVENT_SNOOP) = P4_OPCODE_PACK(0x06, 0x03), /* * MSR_P4_FSB_ESCR0: 0, 1 * MSR_P4_FSB_ESCR1: 2, 3 */ P4_OPCODE(P4_EVENT_RESPONSE) = P4_OPCODE_PACK(0x04, 0x03), /* * MSR_P4_FSB_ESCR0: 0, 1 * MSR_P4_FSB_ESCR1: 2, 3 */ P4_OPCODE(P4_EVENT_FRONT_END_EVENT) = P4_OPCODE_PACK(0x08, 0x05), /* * MSR_P4_CRU_ESCR2: 12, 13, 16 * MSR_P4_CRU_ESCR3: 14, 15, 17 */ P4_OPCODE(P4_EVENT_EXECUTION_EVENT) = P4_OPCODE_PACK(0x0c, 0x05), /* * MSR_P4_CRU_ESCR2: 12, 13, 16 * MSR_P4_CRU_ESCR3: 14, 15, 17 */ P4_OPCODE(P4_EVENT_REPLAY_EVENT) = P4_OPCODE_PACK(0x09, 0x05), /* * MSR_P4_CRU_ESCR2: 12, 13, 16 * MSR_P4_CRU_ESCR3: 14, 15, 17 */ P4_OPCODE(P4_EVENT_INSTR_RETIRED) = P4_OPCODE_PACK(0x02, 0x04), /* * MSR_P4_CRU_ESCR0: 12, 13, 16 * MSR_P4_CRU_ESCR1: 14, 15, 17 */ P4_OPCODE(P4_EVENT_UOPS_RETIRED) = P4_OPCODE_PACK(0x01, 0x04), /* * MSR_P4_CRU_ESCR0: 12, 13, 16 * MSR_P4_CRU_ESCR1: 14, 15, 17 */ P4_OPCODE(P4_EVENT_UOP_TYPE) = P4_OPCODE_PACK(0x02, 0x02), /* * MSR_P4_RAT_ESCR0: 12, 13, 16 * MSR_P4_RAT_ESCR1: 14, 15, 17 */ P4_OPCODE(P4_EVENT_BRANCH_RETIRED) = P4_OPCODE_PACK(0x06, 0x05), /* * MSR_P4_CRU_ESCR2: 12, 13, 16 * MSR_P4_CRU_ESCR3: 14, 15, 17 */ P4_OPCODE(P4_EVENT_MISPRED_BRANCH_RETIRED) = P4_OPCODE_PACK(0x03, 0x04), /* * MSR_P4_CRU_ESCR0: 12, 13, 16 * MSR_P4_CRU_ESCR1: 14, 15, 17 */ P4_OPCODE(P4_EVENT_X87_ASSIST) = P4_OPCODE_PACK(0x03, 0x05), /* * MSR_P4_CRU_ESCR2: 12, 13, 16 * MSR_P4_CRU_ESCR3: 14, 15, 17 */ P4_OPCODE(P4_EVENT_MACHINE_CLEAR) = P4_OPCODE_PACK(0x02, 0x05), /* * MSR_P4_CRU_ESCR2: 12, 13, 16 * MSR_P4_CRU_ESCR3: 14, 15, 17 */ P4_OPCODE(P4_EVENT_INSTR_COMPLETED) = P4_OPCODE_PACK(0x07, 0x04), /* * MSR_P4_CRU_ESCR0: 12, 13, 16 * MSR_P4_CRU_ESCR1: 14, 15, 17 */ }; /* * a caller should use P4_ESCR_EMASK_NAME helper to * pick the EventMask needed, for example * * P4_ESCR_EMASK_BIT(P4_EVENT_TC_DELIVER_MODE, DD) */ enum P4_ESCR_EMASKS { P4_GEN_ESCR_EMASK(P4_EVENT_TC_DELIVER_MODE, DD, 0), P4_GEN_ESCR_EMASK(P4_EVENT_TC_DELIVER_MODE, DB, 1), P4_GEN_ESCR_EMASK(P4_EVENT_TC_DELIVER_MODE, DI, 2), P4_GEN_ESCR_EMASK(P4_EVENT_TC_DELIVER_MODE, BD, 3), P4_GEN_ESCR_EMASK(P4_EVENT_TC_DELIVER_MODE, BB, 4), P4_GEN_ESCR_EMASK(P4_EVENT_TC_DELIVER_MODE, BI, 5), P4_GEN_ESCR_EMASK(P4_EVENT_TC_DELIVER_MODE, ID, 6), P4_GEN_ESCR_EMASK(P4_EVENT_BPU_FETCH_REQUEST, TCMISS, 0), P4_GEN_ESCR_EMASK(P4_EVENT_ITLB_REFERENCE, HIT, 0), P4_GEN_ESCR_EMASK(P4_EVENT_ITLB_REFERENCE, MISS, 1), P4_GEN_ESCR_EMASK(P4_EVENT_ITLB_REFERENCE, HIT_UK, 2), P4_GEN_ESCR_EMASK(P4_EVENT_MEMORY_CANCEL, ST_RB_FULL, 2), P4_GEN_ESCR_EMASK(P4_EVENT_MEMORY_CANCEL, 64K_CONF, 3), P4_GEN_ESCR_EMASK(P4_EVENT_MEMORY_COMPLETE, LSC, 0), P4_GEN_ESCR_EMASK(P4_EVENT_MEMORY_COMPLETE, SSC, 1), P4_GEN_ESCR_EMASK(P4_EVENT_LOAD_PORT_REPLAY, SPLIT_LD, 1), P4_GEN_ESCR_EMASK(P4_EVENT_STORE_PORT_REPLAY, SPLIT_ST, 1), P4_GEN_ESCR_EMASK(P4_EVENT_MOB_LOAD_REPLAY, NO_STA, 1), P4_GEN_ESCR_EMASK(P4_EVENT_MOB_LOAD_REPLAY, NO_STD, 3), P4_GEN_ESCR_EMASK(P4_EVENT_MOB_LOAD_REPLAY, PARTIAL_DATA, 4), P4_GEN_ESCR_EMASK(P4_EVENT_MOB_LOAD_REPLAY, UNALGN_ADDR, 5), P4_GEN_ESCR_EMASK(P4_EVENT_PAGE_WALK_TYPE, DTMISS, 0), P4_GEN_ESCR_EMASK(P4_EVENT_PAGE_WALK_TYPE, ITMISS, 1), P4_GEN_ESCR_EMASK(P4_EVENT_BSQ_CACHE_REFERENCE, RD_2ndL_HITS, 0), P4_GEN_ESCR_EMASK(P4_EVENT_BSQ_CACHE_REFERENCE, RD_2ndL_HITE, 1), P4_GEN_ESCR_EMASK(P4_EVENT_BSQ_CACHE_REFERENCE, RD_2ndL_HITM, 2), P4_GEN_ESCR_EMASK(P4_EVENT_BSQ_CACHE_REFERENCE, RD_3rdL_HITS, 3), P4_GEN_ESCR_EMASK(P4_EVENT_BSQ_CACHE_REFERENCE, RD_3rdL_HITE, 4), P4_GEN_ESCR_EMASK(P4_EVENT_BSQ_CACHE_REFERENCE, RD_3rdL_HITM, 5), P4_GEN_ESCR_EMASK(P4_EVENT_BSQ_CACHE_REFERENCE, RD_2ndL_MISS, 8), P4_GEN_ESCR_EMASK(P4_EVENT_BSQ_CACHE_REFERENCE, RD_3rdL_MISS, 9), P4_GEN_ESCR_EMASK(P4_EVENT_BSQ_CACHE_REFERENCE, WR_2ndL_MISS, 10), P4_GEN_ESCR_EMASK(P4_EVENT_IOQ_ALLOCATION, DEFAULT, 0), P4_GEN_ESCR_EMASK(P4_EVENT_IOQ_ALLOCATION, ALL_READ, 5), P4_GEN_ESCR_EMASK(P4_EVENT_IOQ_ALLOCATION, ALL_WRITE, 6), P4_GEN_ESCR_EMASK(P4_EVENT_IOQ_ALLOCATION, MEM_UC, 7), P4_GEN_ESCR_EMASK(P4_EVENT_IOQ_ALLOCATION, MEM_WC, 8), P4_GEN_ESCR_EMASK(P4_EVENT_IOQ_ALLOCATION, MEM_WT, 9), P4_GEN_ESCR_EMASK(P4_EVENT_IOQ_ALLOCATION, MEM_WP, 10), P4_GEN_ESCR_EMASK(P4_EVENT_IOQ_ALLOCATION, MEM_WB, 11), P4_GEN_ESCR_EMASK(P4_EVENT_IOQ_ALLOCATION, OWN, 13), P4_GEN_ESCR_EMASK(P4_EVENT_IOQ_ALLOCATION, OTHER, 14), P4_GEN_ESCR_EMASK(P4_EVENT_IOQ_ALLOCATION, PREFETCH, 15), P4_GEN_ESCR_EMASK(P4_EVENT_IOQ_ACTIVE_ENTRIES, DEFAULT, 0), P4_GEN_ESCR_EMASK(P4_EVENT_IOQ_ACTIVE_ENTRIES, ALL_READ, 5), P4_GEN_ESCR_EMASK(P4_EVENT_IOQ_ACTIVE_ENTRIES, ALL_WRITE, 6), P4_GEN_ESCR_EMASK(P4_EVENT_IOQ_ACTIVE_ENTRIES, MEM_UC, 7), P4_GEN_ESCR_EMASK(P4_EVENT_IOQ_ACTIVE_ENTRIES, MEM_WC, 8), P4_GEN_ESCR_EMASK(P4_EVENT_IOQ_ACTIVE_ENTRIES, MEM_WT, 9), P4_GEN_ESCR_EMASK(P4_EVENT_IOQ_ACTIVE_ENTRIES, MEM_WP, 10), P4_GEN_ESCR_EMASK(P4_EVENT_IOQ_ACTIVE_ENTRIES, MEM_WB, 11), P4_GEN_ESCR_EMASK(P4_EVENT_IOQ_ACTIVE_ENTRIES, OWN, 13), P4_GEN_ESCR_EMASK(P4_EVENT_IOQ_ACTIVE_ENTRIES, OTHER, 14), P4_GEN_ESCR_EMASK(P4_EVENT_IOQ_ACTIVE_ENTRIES, PREFETCH, 15), P4_GEN_ESCR_EMASK(P4_EVENT_FSB_DATA_ACTIVITY, DRDY_DRV, 0), P4_GEN_ESCR_EMASK(P4_EVENT_FSB_DATA_ACTIVITY, DRDY_OWN, 1), P4_GEN_ESCR_EMASK(P4_EVENT_FSB_DATA_ACTIVITY, DRDY_OTHER, 2), P4_GEN_ESCR_EMASK(P4_EVENT_FSB_DATA_ACTIVITY, DBSY_DRV, 3), P4_GEN_ESCR_EMASK(P4_EVENT_FSB_DATA_ACTIVITY, DBSY_OWN, 4), P4_GEN_ESCR_EMASK(P4_EVENT_FSB_DATA_ACTIVITY, DBSY_OTHER, 5), P4_GEN_ESCR_EMASK(P4_EVENT_BSQ_ALLOCATION, REQ_TYPE0, 0), P4_GEN_ESCR_EMASK(P4_EVENT_BSQ_ALLOCATION, REQ_TYPE1, 1), P4_GEN_ESCR_EMASK(P4_EVENT_BSQ_ALLOCATION, REQ_LEN0, 2), P4_GEN_ESCR_EMASK(P4_EVENT_BSQ_ALLOCATION, REQ_LEN1, 3), P4_GEN_ESCR_EMASK(P4_EVENT_BSQ_ALLOCATION, REQ_IO_TYPE, 5), P4_GEN_ESCR_EMASK(P4_EVENT_BSQ_ALLOCATION, REQ_LOCK_TYPE, 6), P4_GEN_ESCR_EMASK(P4_EVENT_BSQ_ALLOCATION, REQ_CACHE_TYPE, 7), P4_GEN_ESCR_EMASK(P4_EVENT_BSQ_ALLOCATION, REQ_SPLIT_TYPE, 8), P4_GEN_ESCR_EMASK(P4_EVENT_BSQ_ALLOCATION, REQ_DEM_TYPE, 9), P4_GEN_ESCR_EMASK(P4_EVENT_BSQ_ALLOCATION, REQ_ORD_TYPE, 10), P4_GEN_ESCR_EMASK(P4_EVENT_BSQ_ALLOCATION, MEM_TYPE0, 11), P4_GEN_ESCR_EMASK(P4_EVENT_BSQ_ALLOCATION, MEM_TYPE1, 12), P4_GEN_ESCR_EMASK(P4_EVENT_BSQ_ALLOCATION, MEM_TYPE2, 13), P4_GEN_ESCR_EMASK(P4_EVENT_BSQ_ACTIVE_ENTRIES, REQ_TYPE0, 0), P4_GEN_ESCR_EMASK(P4_EVENT_BSQ_ACTIVE_ENTRIES, REQ_TYPE1, 1), P4_GEN_ESCR_EMASK(P4_EVENT_BSQ_ACTIVE_ENTRIES, REQ_LEN0, 2), P4_GEN_ESCR_EMASK(P4_EVENT_BSQ_ACTIVE_ENTRIES, REQ_LEN1, 3), P4_GEN_ESCR_EMASK(P4_EVENT_BSQ_ACTIVE_ENTRIES, REQ_IO_TYPE, 5), P4_GEN_ESCR_EMASK(P4_EVENT_BSQ_ACTIVE_ENTRIES, REQ_LOCK_TYPE, 6), P4_GEN_ESCR_EMASK(P4_EVENT_BSQ_ACTIVE_ENTRIES, REQ_CACHE_TYPE, 7), P4_GEN_ESCR_EMASK(P4_EVENT_BSQ_ACTIVE_ENTRIES, REQ_SPLIT_TYPE, 8), P4_GEN_ESCR_EMASK(P4_EVENT_BSQ_ACTIVE_ENTRIES, REQ_DEM_TYPE, 9), P4_GEN_ESCR_EMASK(P4_EVENT_BSQ_ACTIVE_ENTRIES, REQ_ORD_TYPE, 10), P4_GEN_ESCR_EMASK(P4_EVENT_BSQ_ACTIVE_ENTRIES, MEM_TYPE0, 11), P4_GEN_ESCR_EMASK(P4_EVENT_BSQ_ACTIVE_ENTRIES, MEM_TYPE1, 12), P4_GEN_ESCR_EMASK(P4_EVENT_BSQ_ACTIVE_ENTRIES, MEM_TYPE2, 13), P4_GEN_ESCR_EMASK(P4_EVENT_SSE_INPUT_ASSIST, ALL, 15), P4_GEN_ESCR_EMASK(P4_EVENT_PACKED_SP_UOP, ALL, 15), P4_GEN_ESCR_EMASK(P4_EVENT_PACKED_DP_UOP, ALL, 15), P4_GEN_ESCR_EMASK(P4_EVENT_SCALAR_SP_UOP, ALL, 15), P4_GEN_ESCR_EMASK(P4_EVENT_SCALAR_DP_UOP, ALL, 15), P4_GEN_ESCR_EMASK(P4_EVENT_64BIT_MMX_UOP, ALL, 15), P4_GEN_ESCR_EMASK(P4_EVENT_128BIT_MMX_UOP, ALL, 15), P4_GEN_ESCR_EMASK(P4_EVENT_X87_FP_UOP, ALL, 15), P4_GEN_ESCR_EMASK(P4_EVENT_TC_MISC, FLUSH, 4), P4_GEN_ESCR_EMASK(P4_EVENT_GLOBAL_POWER_EVENTS, RUNNING, 0), P4_GEN_ESCR_EMASK(P4_EVENT_TC_MS_XFER, CISC, 0), P4_GEN_ESCR_EMASK(P4_EVENT_UOP_QUEUE_WRITES, FROM_TC_BUILD, 0), P4_GEN_ESCR_EMASK(P4_EVENT_UOP_QUEUE_WRITES, FROM_TC_DELIVER, 1), P4_GEN_ESCR_EMASK(P4_EVENT_UOP_QUEUE_WRITES, FROM_ROM, 2), P4_GEN_ESCR_EMASK(P4_EVENT_RETIRED_MISPRED_BRANCH_TYPE, CONDITIONAL, 1), P4_GEN_ESCR_EMASK(P4_EVENT_RETIRED_MISPRED_BRANCH_TYPE, CALL, 2), P4_GEN_ESCR_EMASK(P4_EVENT_RETIRED_MISPRED_BRANCH_TYPE, RETURN, 3), P4_GEN_ESCR_EMASK(P4_EVENT_RETIRED_MISPRED_BRANCH_TYPE, INDIRECT, 4), P4_GEN_ESCR_EMASK(P4_EVENT_RETIRED_BRANCH_TYPE, CONDITIONAL, 1), P4_GEN_ESCR_EMASK(P4_EVENT_RETIRED_BRANCH_TYPE, CALL, 2), P4_GEN_ESCR_EMASK(P4_EVENT_RETIRED_BRANCH_TYPE, RETURN, 3), P4_GEN_ESCR_EMASK(P4_EVENT_RETIRED_BRANCH_TYPE, INDIRECT, 4), P4_GEN_ESCR_EMASK(P4_EVENT_RESOURCE_STALL, SBFULL, 5), P4_GEN_ESCR_EMASK(P4_EVENT_WC_BUFFER, WCB_EVICTS, 0), P4_GEN_ESCR_EMASK(P4_EVENT_WC_BUFFER, WCB_FULL_EVICTS, 1), P4_GEN_ESCR_EMASK(P4_EVENT_FRONT_END_EVENT, NBOGUS, 0), P4_GEN_ESCR_EMASK(P4_EVENT_FRONT_END_EVENT, BOGUS, 1), P4_GEN_ESCR_EMASK(P4_EVENT_EXECUTION_EVENT, NBOGUS0, 0), P4_GEN_ESCR_EMASK(P4_EVENT_EXECUTION_EVENT, NBOGUS1, 1), P4_GEN_ESCR_EMASK(P4_EVENT_EXECUTION_EVENT, NBOGUS2, 2), P4_GEN_ESCR_EMASK(P4_EVENT_EXECUTION_EVENT, NBOGUS3, 3), P4_GEN_ESCR_EMASK(P4_EVENT_EXECUTION_EVENT, BOGUS0, 4), P4_GEN_ESCR_EMASK(P4_EVENT_EXECUTION_EVENT, BOGUS1, 5), P4_GEN_ESCR_EMASK(P4_EVENT_EXECUTION_EVENT, BOGUS2, 6), P4_GEN_ESCR_EMASK(P4_EVENT_EXECUTION_EVENT, BOGUS3, 7), P4_GEN_ESCR_EMASK(P4_EVENT_REPLAY_EVENT, NBOGUS, 0), P4_GEN_ESCR_EMASK(P4_EVENT_REPLAY_EVENT, BOGUS, 1), P4_GEN_ESCR_EMASK(P4_EVENT_INSTR_RETIRED, NBOGUSNTAG, 0), P4_GEN_ESCR_EMASK(P4_EVENT_INSTR_RETIRED, NBOGUSTAG, 1), P4_GEN_ESCR_EMASK(P4_EVENT_INSTR_RETIRED, BOGUSNTAG, 2), P4_GEN_ESCR_EMASK(P4_EVENT_INSTR_RETIRED, BOGUSTAG, 3), P4_GEN_ESCR_EMASK(P4_EVENT_UOPS_RETIRED, NBOGUS, 0), P4_GEN_ESCR_EMASK(P4_EVENT_UOPS_RETIRED, BOGUS, 1), P4_GEN_ESCR_EMASK(P4_EVENT_UOP_TYPE, TAGLOADS, 1), P4_GEN_ESCR_EMASK(P4_EVENT_UOP_TYPE, TAGSTORES, 2), P4_GEN_ESCR_EMASK(P4_EVENT_BRANCH_RETIRED, MMNP, 0), P4_GEN_ESCR_EMASK(P4_EVENT_BRANCH_RETIRED, MMNM, 1), P4_GEN_ESCR_EMASK(P4_EVENT_BRANCH_RETIRED, MMTP, 2), P4_GEN_ESCR_EMASK(P4_EVENT_BRANCH_RETIRED, MMTM, 3), P4_GEN_ESCR_EMASK(P4_EVENT_MISPRED_BRANCH_RETIRED, NBOGUS, 0), P4_GEN_ESCR_EMASK(P4_EVENT_X87_ASSIST, FPSU, 0), P4_GEN_ESCR_EMASK(P4_EVENT_X87_ASSIST, FPSO, 1), P4_GEN_ESCR_EMASK(P4_EVENT_X87_ASSIST, POAO, 2), P4_GEN_ESCR_EMASK(P4_EVENT_X87_ASSIST, POAU, 3), P4_GEN_ESCR_EMASK(P4_EVENT_X87_ASSIST, PREA, 4), P4_GEN_ESCR_EMASK(P4_EVENT_MACHINE_CLEAR, CLEAR, 0), P4_GEN_ESCR_EMASK(P4_EVENT_MACHINE_CLEAR, MOCLEAR, 1), P4_GEN_ESCR_EMASK(P4_EVENT_MACHINE_CLEAR, SMCLEAR, 2), P4_GEN_ESCR_EMASK(P4_EVENT_INSTR_COMPLETED, NBOGUS, 0), P4_GEN_ESCR_EMASK(P4_EVENT_INSTR_COMPLETED, BOGUS, 1), }; /* * Note we have UOP and PEBS bits reserved for now * just in case if we will need them once */ #define P4_PEBS_CONFIG_ENABLE (1ULL << 7) #define P4_PEBS_CONFIG_UOP_TAG (1ULL << 8) #define P4_PEBS_CONFIG_METRIC_MASK 0x3FLL #define P4_PEBS_CONFIG_MASK 0xFFLL /* * mem: Only counters MSR_IQ_COUNTER4 (16) and * MSR_IQ_COUNTER5 (17) are allowed for PEBS sampling */ #define P4_PEBS_ENABLE 0x02000000ULL #define P4_PEBS_ENABLE_UOP_TAG 0x01000000ULL #define p4_config_unpack_metric(v) (((u64)(v)) & P4_PEBS_CONFIG_METRIC_MASK) #define p4_config_unpack_pebs(v) (((u64)(v)) & P4_PEBS_CONFIG_MASK) #define p4_config_pebs_has(v, mask) (p4_config_unpack_pebs(v) & (mask)) enum P4_PEBS_METRIC { P4_PEBS_METRIC__none, P4_PEBS_METRIC__1stl_cache_load_miss_retired, P4_PEBS_METRIC__2ndl_cache_load_miss_retired, P4_PEBS_METRIC__dtlb_load_miss_retired, P4_PEBS_METRIC__dtlb_store_miss_retired, P4_PEBS_METRIC__dtlb_all_miss_retired, P4_PEBS_METRIC__tagged_mispred_branch, P4_PEBS_METRIC__mob_load_replay_retired, P4_PEBS_METRIC__split_load_retired, P4_PEBS_METRIC__split_store_retired, P4_PEBS_METRIC__max }; /* * Notes on internal configuration of ESCR+CCCR tuples * * Since P4 has quite the different architecture of * performance registers in compare with "architectural" * once and we have on 64 bits to keep configuration * of performance event, the following trick is used. * * 1) Since both ESCR and CCCR registers have only low * 32 bits valuable, we pack them into a single 64 bit * configuration. Low 32 bits of such config correspond * to low 32 bits of CCCR register and high 32 bits * correspond to low 32 bits of ESCR register. * * 2) The meaning of every bit of such config field can * be found in Intel SDM but it should be noted that * we "borrow" some reserved bits for own usage and * clean them or set to a proper value when we do * a real write to hardware registers. * * 3) The format of bits of config is the following * and should be either 0 or set to some predefined * values: * * Low 32 bits * ----------- * 0-6: P4_PEBS_METRIC enum * 7-11: reserved * 12: reserved (Enable) * 13-15: reserved (ESCR select) * 16-17: Active Thread * 18: Compare * 19: Complement * 20-23: Threshold * 24: Edge * 25: reserved (FORCE_OVF) * 26: reserved (OVF_PMI_T0) * 27: reserved (OVF_PMI_T1) * 28-29: reserved * 30: reserved (Cascade) * 31: reserved (OVF) * * High 32 bits * ------------ * 0: reserved (T1_USR) * 1: reserved (T1_OS) * 2: reserved (T0_USR) * 3: reserved (T0_OS) * 4: Tag Enable * 5-8: Tag Value * 9-24: Event Mask (may use P4_ESCR_EMASK_BIT helper) * 25-30: enum P4_EVENTS * 31: reserved (HT thread) */ #endif /* PERF_EVENT_P4_H */
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