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-rw-r--r--tools/perf/pmu-events/pmu-events.h52
1 files changed, 52 insertions, 0 deletions
diff --git a/tools/perf/pmu-events/pmu-events.h b/tools/perf/pmu-events/pmu-events.h
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+++ b/tools/perf/pmu-events/pmu-events.h
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+/* 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 *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;
+};
+
+/*
+ * Global table mapping each known CPU for the architecture to its
+ * table of PMU events.
+ */
+extern struct pmu_events_map pmu_events_map[];
+
+#endif