1 /* 2 */ 3 4 #ifndef PMU_EVENTS_H 5 #define PMU_EVENTS_H 6 7 enum aggr_mode_class { 8 PerChip = 1, 9 PerCore 10 }; 11 12 /* 13 * Describe each PMU event. Each CPU has a table of PMU events. 14 */ 15 struct pmu_event { 16 const char *name; 17 const char *compat; 18 const char *event; 19 const char *desc; 20 const char *topic; 21 const char *long_desc; 22 const char *pmu; 23 const char *unit; 24 const char *perpkg; 25 const char *aggr_mode; 26 const char *metric_expr; 27 const char *metric_threshold; 28 const char *metric_name; 29 const char *metric_group; 30 const char *metric_group_nogroup; 31 const char *default_metric_group; 32 const char *deprecated; 33 const char *metric_constraint; 34 }; 35 36 /* 37 * 38 * Map a CPU to its table of PMU events. The CPU is identified by the 39 * cpuid field, which is an arch-specific identifier for the CPU. 40 * The identifier specified in tools/perf/pmu-events/arch/xxx/mapfile 41 * must match the get_cpuid_str() in tools/perf/arch/xxx/util/header.c) 42 * 43 * The cpuid can contain any character other than the comma. 44 */ 45 struct pmu_events_map { 46 const char *cpuid; 47 const char *version; 48 const char *type; /* core, uncore etc */ 49 const struct pmu_event *table; 50 }; 51 52 struct pmu_sys_events { 53 const char *name; 54 const struct pmu_event *table; 55 }; 56 57 /* 58 * Global table mapping each known CPU for the architecture to its 59 * table of PMU events. 60 */ 61 extern const struct pmu_events_map pmu_events_map[]; 62 extern const struct pmu_sys_events pmu_sys_event_tables[]; 63 64 #endif 65