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authorGabe Black <gblack@eecs.umich.edu>2006-11-07 05:38:33 -0500
committerGabe Black <gblack@eecs.umich.edu>2006-11-07 05:38:33 -0500
commitda24915181516740e94efc7de4d9e9263c663e0d (patch)
treed2d045da1b921e6e902ea7afefd1907fd803ec6e /src/kern/alpha/idle_event.cc
parent4bfb8547bbdee3bd0ec23ae067ff04fd5e07f4be (diff)
downloadgem5-da24915181516740e94efc7de4d9e9263c663e0d.tar.xz
Moved the idle event out of system_events.hh. The skipFuncEvent can be made ISA independent by making it use the #define for branch delay slots (and NNPC)
--HG-- extra : convert_revision : b2631b1163397ecc99f2f315e2b88537e2002731
Diffstat (limited to 'src/kern/alpha/idle_event.cc')
-rw-r--r--src/kern/alpha/idle_event.cc45
1 files changed, 45 insertions, 0 deletions
diff --git a/src/kern/alpha/idle_event.cc b/src/kern/alpha/idle_event.cc
new file mode 100644
index 000000000..3f07b6c16
--- /dev/null
+++ b/src/kern/alpha/idle_event.cc
@@ -0,0 +1,45 @@
+/*
+ * 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
+ */
+
+#include "cpu/thread_context.hh"
+#include "kern/alpha/idle_event.hh"
+#include "kern/kernel_stats.hh"
+
+using namespace TheISA;
+
+void
+IdleStartEvent::process(ThreadContext *tc)
+{
+ if (tc->getKernelStats())
+ tc->getKernelStats()->setIdleProcess(
+ tc->readMiscReg(AlphaISA::IPR_PALtemp23), tc);
+ remove();
+}