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/*
* Copyright (c) 2020 Cisco and/or its affiliates.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef __perfmon_intel_h
#define __perfmon_intel_h
u8 intel_bundle_supported (perfmon_bundle_t *b);
#define PERF_INTEL_CODE(event, umask, edge, any, inv, cmask) \
((event) | (umask) << 8 | (edge) << 18 | (any) << 21 | (inv) << 23 | \
(cmask) << 24)
/* EventCode, UMask, EdgeDetect, AnyThread, Invert, CounterMask
* counter_unit, name, suffix, description */
#define foreach_perf_intel_peusdo_event \
_ (0x00, 0x80, 0, 0, 0, 0x00, TOPDOWN, L1_RETIRING_METRIC, \
"TMA retiring slots for an unhalted logical processor.") \
_ (0x00, 0x81, 0, 0, 0, 0x00, TOPDOWN, L1_BAD_SPEC_METRIC, \
"TMA bad spec slots or an unhalted logical processor.") \
_ (0x00, 0x82, 0, 0, 0, 0x00, TOPDOWN, L1_FE_BOUND_METRIC, \
"TMA fe bound slots for an unhalted logical processor.") \
_ (0x00, 0x83, 0, 0, 0, 0x00, TOPDOWN, L1_BE_BOUND_METRIC, \
"TMA be bound slots for an unhalted logical processor.") \
_ (0x00, 0x84, 0, 0, 0, 0x00, TOPDOWN, L2_HEAVYOPS_METRIC, \
"TMA heavy operations for an unhalted logical processor.") \
_ (0x00, 0x85, 0, 0, 0, 0x00, TOPDOWN, L2_BMISPRED_METRIC, \
"TMA branch misprediction slots or an unhalted logical processor.") \
_ (0x00, 0x86, 0, 0, 0, 0x00, TOPDOWN, L2_FETCHLAT_METRIC, \
"TMA fetch latency slots for an unhalted logical processor.") \
_ (0x00, 0x87, 0, 0, 0, 0x00, TOPDOWN, L2_MEMBOUND_METRIC, \
"TMA mem bound slots for an unhalted logical processor.")
/* EventCode, UMask, EdgeDetect, AnyThread, Invert, CounterMask
* counter_unit, name, suffix, description */
#define foreach_perf_intel_tremont_event \
_ (0xc2, 0x00, 0, 0, 0, 0x00, TOPDOWN, L1_RETIRING_TREMONT, \
"TMA retiring slots for an unhalted logical processor.") \
_ (0x71, 0x00, 0, 0, 0, 0x00, TOPDOWN, L1_FE_BOUND_TREMONT, \
"TMA fe bound slots for an unhalted logical processor.") \
_ (0x73, 0x06, 0, 0, 0, 0x00, TOPDOWN, L1_BAD_SPEC_TREMONT, \
"TMA bad spec slots or an unhalted logical processor.") \
_ (0x74, 0x00, 0, 0, 0, 0x00, TOPDOWN, L1_BE_BOUND_TREMONT, \
"TMA be bound slots for an unhalted logical processor.")
/* EventCode, UMask, EdgeDetect, AnyThread, Invert, CounterMask
* counter_unit, name, suffix, description */
#define foreach_perf_intel_core_event \
_ (0x00, 0x02, 0, 0, 0, 0x00, CPU_CLK_UNHALTED, THREAD, \
"Core cycles when the thread is not in halt state") \
_ (0x00, 0x03, 0, 0, 0, 0x00, CPU_CLK_UNHALTED, REF_TSC, \
"Reference cycles when the core is not in halt state.") \
_ (0x00, 0x04, 0, 0, 0, 0x00, TOPDOWN, SLOTS, \
"TMA slots available for an unhalted logical processor.") \
_ (0x03, 0x02, 0, 0, 0, 0x00, LD_BLOCKS, STORE_FORWARD, \
"Loads blocked due to overlapping with a preceding store that cannot be" \
" forwarded.") \
_ (0x03, 0x08, 0, 0, 0, 0x00, LD_BLOCKS, NO_SR, \
"The number of times that split load operations are temporarily " \
"blocked " \
"because all resources for handling the split accesses are in use.") \
_ (0x07, 0x01, 0, 0, 0, 0x00, LD_BLOCKS_PARTIAL, ADDRESS_ALIAS, \
"False dependencies in MOB due to partial compare on address.") \
_ (0x08, 0x01, 0, 0, 0, 0x00, DTLB_LOAD_MISSES, MISS_CAUSES_A_WALK, \
"Load misses in all DTLB levels that cause page walks") \
_ (0x08, 0x02, 0, 0, 0, 0x00, DTLB_LOAD_MISSES, WALK_COMPLETED_4K, \
"Page walk completed due to a demand data load to a 4K page") \
_ (0x08, 0x04, 0, 0, 0, 0x00, DTLB_LOAD_MISSES, WALK_COMPLETED_2M_4M, \
"Page walk completed due to a demand data load to a 2M/4M page") \
_ (0x08, 0x08, 0, 0, 0, 0x00, DTLB_LOAD_MISSES, WALK_COMPLETED_1G, \
"Page walk completed due to a demand data load to a 1G page") \
_ (0x08, 0x0E, 0, 0, 0, 0x00, DTLB_LOAD_MISSES, WALK_COMPLETED, \
"Load miss in all TLB levels causes a page walk that completes. (All " \
"page sizes)") \
_ (0x08, 0x10, 0, 0, 0, 0x00, DTLB_LOAD_MISSES, WALK_PENDING, \
"Counts 1 per cycle for each PMH that is busy with a page walk for a " \
"load. EPT page walk duration are excluded in Skylake.") \
_ (0x08, 0x20, 0, 0, 0, 0x00, DTLB_LOAD_MISSES, STLB_HIT, \
"Loads that miss the DTLB and hit the STLB.") \
_ (0x0D, 0x01, 0, 0, 0, 0x00, INT_MISC, RECOVERY_CYCLES, \
"Core cycles the allocator was stalled due to recovery from earlier " \
"clear event for this thread (e.g. misprediction or memory nuke)") \
_ (0x0D, 0x10, 0, 0, 0, 0x00, INT_MISC, UOP_DROPPING, \
"Estimated number of Top-down Microarchitecture Analysis slots that got" \
" due to non front-end reasons") \
_ (0x0D, 0x80, 0, 0, 0, 0x00, INT_MISC, CLEAR_RESTEER_CYCLES, \
"Counts cycles after recovery from a branch misprediction or machine" \
"clear till the first uop is issued from the resteered path.") \
_ (0x0E, 0x01, 0, 0, 0, 0x00, UOPS_ISSUED, ANY, \
"Uops that Resource Allocation Table (RAT) issues to Reservation " \
"Station (RS)") \
_ (0x28, 0x07, 0, 0, 0, 0x00, CORE_POWER, LVL0_TURBO_LICENSE, \
"Core cycles where the core was running in a manner where Turbo may be " \
"clipped to the Non-AVX turbo schedule.") \
_ (0x28, 0x18, 0, 0, 0, 0x00, CORE_POWER, LVL1_TURBO_LICENSE, \
"Core cycles where the core was running in a manner where Turbo may be " \
"clipped to the AVX2 turbo schedule.") \
_ (0x28, 0x20, 0, 0, 0, 0x00, CORE_POWER, LVL2_TURBO_LICENSE, \
"Core cycles where the core was running in a manner where Turbo may be " \
"clipped to the AVX512 turbo schedule.") \
_ (0x28, 0x40, 0, 0, 0, 0x00, CORE_POWER, THROTTLE, \
"Core cycles the core was throttled due to a pending power level " \
"request.") \
_ (0x3C, 0x00, 0, 0, 0, 0x00, CPU_CLK_UNHALTED, THREAD_P, \
"Thread cycles when thread is not in halt state") \
_ (0x3C, 0x00, 0, 1, 0, 0x00, CPU_CLK_UNHALTED, THREAD_P_ANY, \
"Core cycles when at least one thread on the physical core is not in " \
"halt state.") \
_ (0x3C, 0x00, 1, 0, 0, 0x01, CPU_CLK_UNHALTED, RING0_TRANS, \
"Counts when there is a transition from ring 1, 2 or 3 to ring 0.") \
_ (0x48, 0x01, 0, 0, 0, 0x01, L1D_PEND_MISS, PENDING_CYCLES, \
"Cycles with L1D load Misses outstanding.") \
_ (0x48, 0x01, 0, 0, 0, 0x00, L1D_PEND_MISS, PENDING, \
"L1D miss outstandings duration in cycles") \
_ (0x48, 0x02, 0, 0, 0, 0x00, L1D_PEND_MISS, FB_FULL, \
"Number of times a request needed a FB entry but there was no entry " \
"available for it. That is the FB unavailability was dominant reason " \
"for blocking the request. A request includes cacheable/uncacheable " \
"demands that is load, store or SW prefetch.") \
_ (0x51, 0x01, 0, 0, 0, 0x00, L1D, REPLACEMENT, \
"L1D data line replacements") \
_ (0x51, 0x04, 0, 0, 0, 0x00, L1D, M_EVICT, "L1D data line evictions") \
_ (0x79, 0x04, 0, 0, 0, 0x00, IDQ, MITE_UOPS, \
"Counts the number of uops delivered to Instruction Decode Queue (IDQ) " \
"from the MITE path.") \
_ (0x79, 0x08, 0, 0, 0, 0x00, IDQ, DSB_UOPS, \
"Counts the number of uops delivered to Instruction Decode Queue (IDQ) " \
"from the Decode Stream Buffer (DSB) path.") \
_ (0x79, 0x30, 0, 0, 0, 0x00, IDQ, MS_UOPS, \
"Counts the number of uops delivered to Instruction Decode Queue (IDQ) " \
"from the Microcode Sequencer (MS) path.") \
_ (0x79, 0x30, 1, 0, 0, 0x01, IDQ, MS_SWITCHES, \
"Number of switches from DSB or MITE to the MS") \
_ ( \
0x80, 0x04, 0, 0, 0, 0x00, ICACHE_16B, IFDATA_STALL, \
"Cycles where a code fetch is stalled due to L1 instruction cache miss.") \
_ (0x83, 0x04, 0, 0, 0, 0x00, ICACHE_64B, IFTAG_STALL, \
"Cycles where a code fetch is stalled due to L1 instruction cache tag " \
"miss.") \
_ (0x83, 0x02, 0, 0, 0, 0x00, ICACHE_64B, IFTAG_MISS, \
"Instruction fetch tag lookups that miss in the instruction cache " \
"(L1I). Counts at 64-byte cache-line granularity.") \
_ (0x9C, 0x01, 0, 0, 0, 0x05, IDQ_UOPS_NOT_DELIVERED, CORE, \
"Uops not delivered to Resource Allocation Table (RAT) per thread when " \
"backend of the machine is not stalled") \
_ (0x9C, 0x01, 0, 0, 1, 0x01, IDQ_UOPS_NOT_DELIVERED, CYCLES_FE_WAS_OK, \
"Cycles with 4 uops delivered by the front end or Resource Allocation " \
"Table (RAT) was stalling FE.x") \
_ (0x9C, 0x01, 0, 0, 0, 0x01, IDQ_UOPS_NOT_DELIVERED_CYCLES_3_UOP_DELIV, \
CORE, "Cycles with 3 uops delivered by the front end.") \
_ (0x9C, 0x01, 0, 0, 0, 0x02, IDQ_UOPS_NOT_DELIVERED_CYCLES_2_UOP_DELIV, \
CORE, "Cycles with 2 uops delivered by the front end.") \
_ (0x9C, 0x01, 0, 0, 0, 0x03, IDQ_UOPS_NOT_DELIVERED_CYCLES_1_UOP_DELIV, \
CORE, "Cycles with 1 uops delivered by the front end.") \
_ (0x9C, 0x01, 0, 0, 0, 0x04, IDQ_UOPS_NOT_DELIVERED_CYCLES_0_UOP_DELIV, \
CORE, "Cycles with 0 uops delivered by the front end.") \
_ (0xA1, 0x01, 0, 0, 0, 0x00, UOPS_DISPATCHED, PORT_0, \
"Number of uops executed on port 0") \
_ (0xA1, 0x02, 0, 0, 0, 0x00, UOPS_DISPATCHED, PORT_1, \
"Number of uops executed on port 1") \
_ (0xA1, 0x04, 0, 0, 0, 0x00, UOPS_DISPATCHED, PORT_2_3, \
"Number of uops executed on port 2 and 3") \
_ (0xA1, 0x10, 0, 0, 0, 0x00, UOPS_DISPATCHED, PORT_4_9, \
"Number of uops executed on port 4 and 9") \
_ (0xA1, 0x20, 0, 0, 0, 0x00, UOPS_DISPATCHED, PORT_5, \
"Number of uops executed on port 5") \
_ (0xA1, 0x40, 0, 0, 0, 0x00, UOPS_DISPATCHED, PORT_6, \
"Number of uops executed on port 6") \
_ (0xA1, 0x80, 0, 0, 0, 0x00, UOPS_DISPATCHED, PORT_7_8, \
"Number of uops executed on port 7 and 8") \
_ (0xA2, 0x08, 0, 0, 0, 0x00, RESOURCE_STALLS, SB, \
"Counts allocation stall cycles caused by the store buffer (SB) being " \
"full. This counts cycles that the pipeline back-end blocked uop " \
"delivery" \
"from the front-end.") \
_ (0xA3, 0x04, 0, 0, 0, 0x04, CYCLE_ACTIVITY, STALLS_TOTAL, \
"Total execution stalls.") \
_ (0xA3, 0x05, 0, 0, 0, 0x05, CYCLE_ACTIVITY, STALLS_L2_MISS, \
"Execution stalls while L2 cache miss demand load is outstanding") \
_ (0xA3, 0x06, 0, 0, 0, 0x06, CYCLE_ACTIVITY, STALLS_L3_MISS, \
"Execution stalls while L3 cache miss demand load is outstanding") \
_ (0xA3, 0x0C, 0, 0, 0, 0x0C, CYCLE_ACTIVITY, STALLS_L1D_MISS, \
"Execution stalls while L1 cache miss demand load is outstanding") \
_ (0xA3, 0x14, 0, 0, 0, 0x14, CYCLE_ACTIVITY, STALLS_MEM_ANY, \
"Execution stalls while memory subsystem has an outstanding load.") \
_ (0xA6, 0x40, 0, 0, 0, 0x02, EXE_ACTIVITY, BOUND_ON_STORES, \
"Cycles where the Store Buffer was full and no loads caused an " \
"execution stall.") \
_ (0xA8, 0x01, 0, 0, 0, 0x00, LSD, UOPS, \
"Counts the number of uops delivered to the back-end by the LSD" \
"(Loop Stream Detector)") \
_ (0xAB, 0x02, 0, 0, 0, 0x00, DSB2MITE_SWITCHES, PENALTY_CYCLES, \
"This event counts fetch penalty cycles when a transition occurs from" \
"DSB to MITE.") \
_ (0xB1, 0x01, 0, 0, 0, 0x00, UOPS_EXECUTED, THREAD, \
"Counts the number of uops to be executed per-thread each cycle.") \
_ (0xC0, 0x00, 0, 0, 0, 0x00, INST_RETIRED, ANY_P, \
"Number of instructions retired. General Counter - architectural event") \
_ (0xC2, 0x02, 0, 0, 0, 0x00, UOPS_RETIRED, RETIRE_SLOTS, \
"Retirement slots used.") \
_ (0xC4, 0x00, 0, 0, 0, 0x00, BR_INST_RETIRED, ALL_BRANCHES, \
"Counts all (macro) branch instructions retired.") \
_ (0xC5, 0x00, 0, 0, 0, 0x00, BR_MISP_RETIRED, ALL_BRANCHES, \
"All mispredicted macro branch instructions retired.") \
_ (0xC4, 0x20, 0, 0, 0, 0x00, BR_INST_RETIRED, NEAR_TAKEN, \
"Taken branch instructions retired.") \
_ (0xD0, 0x82, 0, 0, 0, 0x00, MEM_INST_RETIRED, ALL_STORES, \
"All retired store instructions.") \
_ (0xD1, 0x01, 0, 0, 0, 0x00, MEM_LOAD_RETIRED, L1_HIT, \
"Retired load instructions with L1 cache hits as data sources") \
_ (0xD1, 0x02, 0, 0, 0, 0x00, MEM_LOAD_RETIRED, L2_HIT, \
"Retired load instructions with L2 cache hits as data sources") \
_ (0xD1, 0x04, 0, 0, 0, 0x00, MEM_LOAD_RETIRED, L3_HIT, \
"Retired load instructions with L3 cache hits as data sources") \
_ (0xD1, 0x08, 0, 0, 0, 0x00, MEM_LOAD_RETIRED, L1_MISS, \
"Retired load instructions missed L1 cache as data sources") \
_ (0xD1, 0x10, 0, 0, 0, 0x00, MEM_LOAD_RETIRED, L2_MISS, \
"Retired load instructions missed L2 cache as data sources") \
_ (0xD1, 0x20, 0, 0, 0, 0x00, MEM_LOAD_RETIRED, L3_MISS, \
"Retired load instructions missed L3 cache as data sources") \
_ (0xD1, 0x40, 0, 0, 0, 0x00, MEM_LOAD_RETIRED, FB_HIT, \
"Retired load instructions which data sources were load missed L1 but " \
"hit FB due to preceding miss to the same cache line with data not " \
"ready") \
_ (0xD2, 0x01, 0, 0, 0, 0x00, MEM_LOAD_L3_HIT_RETIRED, XSNP_MISS, \
"Retired load instructions which data sources were L3 hit and cross-" \
"core snoop missed in on-pkg core cache.") \
_ (0xD2, 0x02, 0, 0, 0, 0x00, MEM_LOAD_L3_HIT_RETIRED, XSNP_HIT, \
"Retired load instructions which data sources were L3 and cross-core " \
"snoop hits in on-pkg core cache") \
_ (0xD2, 0x04, 0, 0, 0, 0x00, MEM_LOAD_L3_HIT_RETIRED, XSNP_HITM, \
"Retired load instructions which data sources were HitM responses from " \
"shared L3") \
_ (0xD2, 0x08, 0, 0, 0, 0x00, MEM_LOAD_L3_HIT_RETIRED, XSNP_NONE, \
"Retired load instructions which data sources were hits in L3 without " \
"snoops required") \
_ (0xD3, 0x01, 0, 0, 0, 0x00, MEM_LOAD_L3_MISS_RETIRED, LOCAL_DRAM, \
"Retired load instructions which data sources missed L3 but serviced " \
"from local dram") \
_ (0xD3, 0x02, 0, 0, 0, 0x00, MEM_LOAD_L3_MISS_RETIRED, REMOTE_DRAM, \
"Retired load instructions which data sources missed L3 but serviced " \
"from remote dram") \
_ (0xD3, 0x04, 0, 0, 0, 0x00, MEM_LOAD_L3_MISS_RETIRED, REMOTE_HITM, \
"Retired load instructions whose data sources was remote HITM") \
_ (0xD3, 0x08, 0, 0, 0, 0x00, MEM_LOAD_L3_MISS_RETIRED, REMOTE_FWD, \
"Retired load instructions whose data sources was forwarded from a " \
"remote cache") \
_ (0xE6, 0x01, 0, 0, 0, 0x00, BACLEARS, ANY, \
"Counts the total number when the front end is resteered, mainly when " \
"the BPU cannot provide a correct prediction and this is corrected by " \
"other branch handling mechanisms at the front end.") \
_ (0xEC, 0x02, 0, 0, 0, 0x00, CPU_CLK_UNHALTED, DISTRIBUTED, \
"Cycle counts are evenly distributed between active threads in the " \
" Core") \
_ (0xF0, 0x40, 0, 0, 0, 0x00, L2_TRANS, L2_WB, \
"L2 writebacks that access L2 cache") \
_ (0xF1, 0x1F, 0, 0, 0, 0x00, L2_LINES_IN, ALL, \
"L2 cache lines filling L2") \
_ (0xF4, 0x04, 0, 0, 0, 0x00, SQ_MISC, SQ_FULL, \
"Counts the cycles for which the thread is active and the superQ cannot" \
"take any more entries.") \
_ (0xFE, 0x02, 0, 0, 0, 0x00, IDI_MISC, WB_UPGRADE, \
"Counts number of cache lines that are allocated and written back to L3" \
" with the intention that they are more likely to be reused shortly") \
_ (0xFE, 0x04, 0, 0, 0, 0x00, IDI_MISC, WB_DOWNGRADE, \
"Counts number of cache lines that are dropped and not written back to " \
"L3 as they are deemed to be less likely to be reused shortly")
typedef enum
{
#define _(event, umask, edge, any, inv, cmask, name, suffix, desc) \
INTEL_CORE_E_##name##_##suffix,
foreach_perf_intel_core_event foreach_perf_intel_peusdo_event
foreach_perf_intel_tremont_event
#undef _
INTEL_CORE_N_EVENTS,
} perf_intel_core_event_t;
#endif
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