acrn-kernel/tools/perf/pmu-events/pmu-events.h

59 lines
1.3 KiB
C

/* SPDX-License-Identifier: GPL-2.0 */
#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 */
struct pmu_event *table;
};
struct pmu_sys_events {
struct pmu_event *table;
};
/*
* Global table mapping each known CPU for the architecture to its
* table of PMU events.
*/
extern struct pmu_events_map pmu_events_map[];
extern struct pmu_sys_events pmu_sys_event_tables[];
#endif