libpmcstat: compile in events based on json description

1 files changed, 48 insertions, 0 deletions

diff --git a/lib/libpmcstat/pmu-events/pmu-events.h b/lib/libpmcstat/pmu-events/pmu-events.h
new file mode 100644
index 000000000000..c4c01e20114d
--- /dev/null
+++ b/lib/libpmcstat/pmu-events/pmu-events.h
@@ -0,0 +1,48 @@
+/*
+ * $FreeBSD$
+ */
+
+#ifndef PMU_EVENTS_H
+#define PMU_EVENTS_H
+
+/*
+ * Describe each PMU event. Each CPU has a table of PMU events.
+ */
+struct pmu_event {
+	const char *name;
+	const char *alias;
+	const char *event;
+	const char *desc;
+	const char *topic;
+	const char *long_desc;
+	const char *pmu;
+	const char *unit;
+	const char *perpkg;
+	const char *metric_expr;
+	const char *metric_name;
+	const char *metric_group;
+};
+
+/*
+ *
+ * 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_cpustr() 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