diff options
Diffstat (limited to 'lib/libpmc/pmu-events/pmu-events.h')
-rw-r--r-- | lib/libpmc/pmu-events/pmu-events.h | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/lib/libpmc/pmu-events/pmu-events.h b/lib/libpmc/pmu-events/pmu-events.h new file mode 100644 index 000000000000..d9edbfba7ceb --- /dev/null +++ b/lib/libpmc/pmu-events/pmu-events.h @@ -0,0 +1,61 @@ +/* + */ + +#ifndef PMU_EVENTS_H +#define PMU_EVENTS_H + +enum aggr_mode_class { + PerChip = 1, + PerCore +}; + +/* + * Describe each PMU event. Each CPU has a table of PMU events. + */ +struct pmu_event { + const char *name; + const char *compat; + const char *event; + const char *desc; + const char *topic; + const char *long_desc; + const char *pmu; + const char *unit; + const char *perpkg; + const char *aggr_mode; + const char *metric_expr; + const char *metric_name; + const char *metric_group; + const char *deprecated; + const char *metric_constraint; +}; + +/* + * + * Map a CPU to its table of PMU events. The CPU is identified by the + * cpuid field, which is an arch-specific identifier for the CPU. + * The identifier specified in tools/perf/pmu-events/arch/xxx/mapfile + * must match the get_cpuid_str() in tools/perf/arch/xxx/util/header.c) + * + * The cpuid can contain any character other than the comma. + */ +struct pmu_events_map { + const char *cpuid; + const char *version; + const char *type; /* core, uncore etc */ + const struct pmu_event *table; +}; + +struct pmu_sys_events { + const char *name; + const struct pmu_event *table; +}; + +/* + * Global table mapping each known CPU for the architecture to its + * table of PMU events. + */ +extern const struct pmu_events_map pmu_events_map[]; +extern const struct pmu_sys_events pmu_sys_event_tables[]; + +#endif |