/*
* Copyright (c) 2002-2005 The Regents of The University of Michigan
- * Copyright (c) 2011 Advanced Micro Devices
+ * Copyright (c) 2011 Advanced Micro Devices, Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
*/
#include "base/misc.hh"
+#include "base/trace.hh"
+#include "config/the_isa.hh"
#include "debug/TimeSync.hh"
+#include "sim/full_system.hh"
#include "sim/root.hh"
Root *Root::_root = NULL;
void
Root::loadState(Checkpoint *cp)
{
+ SimObject::loadState(cp);
timeSyncEnable(params()->time_sync_enable);
}
+void
+Root::serialize(std::ostream &os)
+{
+ uint64_t cpt_ver = gem5CheckpointVersion;
+ SERIALIZE_SCALAR(cpt_ver);
+ SERIALIZE_SCALAR(FullSystem);
+ std::string isa = THE_ISA_STR;
+ SERIALIZE_SCALAR(isa);
+}
+
+void
+Root::unserialize(Checkpoint *cp, const std::string §ion)
+{
+ uint64_t cpt_ver = 0;
+ UNSERIALIZE_OPT_SCALAR(cpt_ver);
+ if (cpt_ver < gem5CheckpointVersion) {
+ warn("**********************************************************\n");
+ warn("!!!! Checkpoint ver %#x is older than current ver %#x !!!!\n",
+ cpt_ver, gem5CheckpointVersion);
+ warn("You might experience some issues when restoring and should run "
+ "the checkpoint upgrader (util/cpt_upgrader.py) on your "
+ "checkpoint\n");
+ warn("**********************************************************\n");
+ } else if (cpt_ver > gem5CheckpointVersion) {
+ warn("**********************************************************\n");
+ warn("!!!! Checkpoint ver %#x is newer than current ver %#x !!!!\n",
+ cpt_ver, gem5CheckpointVersion);
+ warn("Running a new checkpoint with an older version of gem5 is not "
+ "supported. While it might work, you may experience incorrect "
+ "behavior or crashes.\n");
+ warn("**********************************************************\n");
+ }
+}
+
+
+bool FullSystem;
+unsigned int FullSystemInt;
+
Root *
RootParams::create()
{
created = true;
+ FullSystem = full_system;
+ FullSystemInt = full_system ? 1 : 0;
+
return new Root(this);
}