freebsd-dev/lib/libpmc/pmu-events/pmu-events.h
Alexander Motin 62ff619dcc libpmc: jevents: Sync with the latest Linux kernel.
commit f4df0dbbe62ee8e4405a57b27ccd54393971c773
Date:   Wed May 25 22:04:10 2022 +0800

MFC after:	1 month
2022-05-30 14:10:21 -04:00

63 lines
1.3 KiB
C

/*
* $FreeBSD$
*/
#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