From c693c6ba9f9d641344db8a2a505484f5f8aa2645 Mon Sep 17 00:00:00 2001
From: Gabe Black <gblack@eecs.umich.edu>
Date: Tue, 7 Nov 2006 22:34:34 -0500
Subject: Put kernel_stats back into arch.

--HG--
rename : src/kern/alpha/idle_event.cc => src/arch/alpha/idle_event.cc
rename : src/kern/alpha/idle_event.hh => src/arch/alpha/idle_event.hh
rename : src/kern/alpha/kernel_stats.cc => src/arch/alpha/kernel_stats.cc
rename : src/kern/alpha/kernel_stats.hh => src/arch/alpha/kernel_stats.hh
rename : src/kern/sparc/kernel_stats.hh => src/arch/sparc/kernel_stats.hh
rename : src/kern/base_kernel_stats.cc => src/kern/kernel_stats.cc
rename : src/kern/base_kernel_stats.hh => src/kern/kernel_stats.hh
extra : convert_revision : 42bd3e36b407edbd19b912c9218f4e5923a15966
---
 src/arch/alpha/kernel_stats.hh | 96 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 96 insertions(+)
 create mode 100644 src/arch/alpha/kernel_stats.hh

(limited to 'src/arch/alpha/kernel_stats.hh')

diff --git a/src/arch/alpha/kernel_stats.hh b/src/arch/alpha/kernel_stats.hh
new file mode 100644
index 000000000..7b8640ad7
--- /dev/null
+++ b/src/arch/alpha/kernel_stats.hh
@@ -0,0 +1,96 @@
+/*
+ * Copyright (c) 2004-2005 The Regents of The University of Michigan
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met: redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer;
+ * redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution;
+ * neither the name of the copyright holders nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * Authors: Lisa Hsu
+ *          Nathan Binkert
+ */
+
+#ifndef __ARCH_ALPHA_KERNEL_STATS_HH__
+#define __ARCH_ALPHA_KERNEL_STATS_HH__
+
+#include <map>
+#include <stack>
+#include <string>
+#include <vector>
+
+#include "cpu/static_inst.hh"
+#include "kern/kernel_stats.hh"
+
+class BaseCPU;
+class ThreadContext;
+class FnEvent;
+// What does kernel stats expect is included?
+class System;
+
+namespace AlphaISA {
+namespace Kernel {
+
+enum cpu_mode { kernel, user, idle, cpu_mode_num };
+extern const char *modestr[];
+
+class Statistics : public ::Kernel::Statistics
+{
+  protected:
+    Addr idleProcess;
+    cpu_mode themode;
+    Tick lastModeTick;
+
+    void changeMode(cpu_mode newmode, ThreadContext *tc);
+
+  private:
+    Stats::Vector<> _callpal;
+//    Stats::Vector<> _faults;
+
+    Stats::Vector<> _mode;
+    Stats::Vector<> _modeGood;
+    Stats::Formula _modeFraction;
+    Stats::Vector<> _modeTicks;
+
+    Stats::Scalar<> _swap_context;
+
+  public:
+    Statistics(System *system);
+
+    void regStats(const std::string &name);
+
+  public:
+    void mode(cpu_mode newmode, ThreadContext *tc);
+    void context(Addr oldpcbb, Addr newpcbb, ThreadContext *tc);
+    void callpal(int code, ThreadContext *tc);
+    void hwrei() { _hwrei++; }
+
+    void setIdleProcess(Addr idle, ThreadContext *tc);
+
+  public:
+    void serialize(std::ostream &os);
+    void unserialize(Checkpoint *cp, const std::string &section);
+};
+
+} /* end namespace AlphaISA::Kernel */
+} /* end namespace AlphaISA */
+
+#endif // __ARCH_ALPHA_KERNEL_STATS_HH__
-- 
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