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