From 8e4bff4cab0ddac6060645b0715210484d02ff40 Mon Sep 17 00:00:00 2001
From: Yuval Adam <_@yuv.al>
Date: Wed, 30 Aug 2017 08:25:59 +0000
Subject: Initial file dump from open source release

---
 tools/gator/daemon/PerfDriver.h | 57 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 57 insertions(+)
 create mode 100644 tools/gator/daemon/PerfDriver.h

(limited to 'tools/gator/daemon/PerfDriver.h')

diff --git a/tools/gator/daemon/PerfDriver.h b/tools/gator/daemon/PerfDriver.h
new file mode 100644
index 00000000..846203a9
--- /dev/null
+++ b/tools/gator/daemon/PerfDriver.h
@@ -0,0 +1,57 @@
+/**
+ * Copyright (C) ARM Limited 2013-2014. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef PERFDRIVER_H
+#define PERFDRIVER_H
+
+#include <stdint.h>
+
+#include "Driver.h"
+
+// If debugfs is not mounted at /sys/kernel/debug, update DEBUGFS_PATH
+#define DEBUGFS_PATH "/sys/kernel/debug"
+#define EVENTS_PATH DEBUGFS_PATH "/tracing/events"
+
+#define SCHED_SWITCH "sched/sched_switch"
+#define CPU_IDLE "power/cpu_idle"
+
+class Buffer;
+class DynBuf;
+class PerfGroup;
+
+class PerfDriver : public SimpleDriver {
+public:
+	PerfDriver();
+	~PerfDriver();
+
+	bool getLegacySupport() const { return mLegacySupport; }
+
+	bool setup();
+	bool summary(Buffer *const buffer);
+	void coreName(const uint32_t startTime, Buffer *const buffer, const int cpu);
+	bool isSetup() const { return mIsSetup; }
+
+	void setupCounter(Counter &counter);
+
+	bool enable(const uint64_t currTime, PerfGroup *const group, Buffer *const buffer) const;
+
+	static long long getTracepointId(const char *const name, DynBuf *const printb);
+
+private:
+	void addCpuCounters(const char *const counterName, const int type, const int numCounters);
+	void addUncoreCounters(const char *const counterName, const int type, const int numCounters);
+
+	bool mIsSetup;
+	bool mLegacySupport;
+
+	// Intentionally undefined
+	PerfDriver(const PerfDriver &);
+	PerfDriver &operator=(const PerfDriver &);
+};
+
+#endif // PERFDRIVER_H
-- 
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