mirror of https://gitee.com/openkylin/linux.git
59 lines
1.3 KiB
C
59 lines
1.3 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef PMU_EVENTS_H
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#define PMU_EVENTS_H
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enum aggr_mode_class {
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PerChip = 1,
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PerCore
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};
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/*
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* Describe each PMU event. Each CPU has a table of PMU events.
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*/
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struct pmu_event {
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const char *name;
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const char *compat;
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const char *event;
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const char *desc;
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const char *topic;
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const char *long_desc;
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const char *pmu;
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const char *unit;
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const char *perpkg;
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const char *aggr_mode;
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const char *metric_expr;
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const char *metric_name;
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const char *metric_group;
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const char *deprecated;
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const char *metric_constraint;
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};
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/*
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*
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* Map a CPU to its table of PMU events. The CPU is identified by the
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* cpuid field, which is an arch-specific identifier for the CPU.
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* The identifier specified in tools/perf/pmu-events/arch/xxx/mapfile
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* must match the get_cpuid_str() in tools/perf/arch/xxx/util/header.c)
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*
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* The cpuid can contain any character other than the comma.
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*/
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struct pmu_events_map {
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const char *cpuid;
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const char *version;
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const char *type; /* core, uncore etc */
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struct pmu_event *table;
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};
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struct pmu_sys_events {
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struct pmu_event *table;
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};
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/*
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* Global table mapping each known CPU for the architecture to its
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* table of PMU events.
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*/
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extern struct pmu_events_map pmu_events_map[];
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extern struct pmu_sys_events pmu_sys_event_tables[];
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#endif
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