From d55b25cde6d2c072885a2c468d209fb18d6628e6 Mon Sep 17 00:00:00 2001
From: Nathan Binkert <binkertn@umich.edu>
Date: Tue, 6 Mar 2007 11:13:43 -0800
Subject: Move all of the parameters of the Root SimObject so they are directly
 configured by python.  Move stuff from root.(cc|hh) to core.(cc|hh) since it
 really belogs there now. In the process, simplify how ticks are used in the
 python code.

--HG--
extra : convert_revision : cf82ee1ea20f9343924f30bacc2a38d4edee8df3
---
 src/sim/root.cc | 99 +++------------------------------------------------------
 1 file changed, 5 insertions(+), 94 deletions(-)

(limited to 'src/sim/root.cc')

diff --git a/src/sim/root.cc b/src/sim/root.cc
index 565b57269..f4743af0a 100644
--- a/src/sim/root.cc
+++ b/src/sim/root.cc
@@ -36,91 +36,24 @@
 #include <vector>
 
 #include "base/misc.hh"
-#include "base/output.hh"
 #include "sim/builder.hh"
-#include "sim/host.hh"
-#include "sim/sim_events.hh"
-#include "sim/sim_exit.hh"
 #include "sim/sim_object.hh"
-#include "sim/root.hh"
-
-using namespace std;
-
-Tick curTick = 0;
-ostream *outputStream;
-ostream *configStream;
-
-/// The simulated frequency of curTick. (This is only here for a short time)
-Tick ticksPerSecond;
-
-namespace Clock {
-/// The simulated frequency of curTick. (In ticks per second)
-Tick Frequency;
-
-namespace Float {
-double s;
-double ms;
-double us;
-double ns;
-double ps;
-
-double Hz;
-double kHz;
-double MHz;
-double GHZ;
-/* namespace Float */ }
-
-namespace Int {
-Tick s;
-Tick ms;
-Tick us;
-Tick ns;
-Tick ps;
-/* namespace Float */ }
-
-/* namespace Clock */ }
-
 
 // Dummy Object
-class Root : public SimObject
+struct Root : public SimObject
 {
-  private:
-    Tick max_tick;
-    Tick progress_interval;
-
-  public:
-    Root(const std::string &name, Tick maxtick, Tick pi)
-        : SimObject(name), max_tick(maxtick), progress_interval(pi)
-    {}
-
-    virtual void startup();
+    Root(const std::string &name) : SimObject(name) {}
 };
 
-void
-Root::startup()
-{
-    if (max_tick != 0)
-        schedExitSimLoop("reached maximum cycle count", curTick + max_tick);
-
-    if (progress_interval != 0)
-        new ProgressEvent(&mainEventQueue, progress_interval);
-}
-
 BEGIN_DECLARE_SIM_OBJECT_PARAMS(Root)
 
-    Param<Tick> clock;
-    Param<Tick> max_tick;
-    Param<Tick> progress_interval;
-    Param<string> output_file;
+    Param<int> dummy; // needed below
 
 END_DECLARE_SIM_OBJECT_PARAMS(Root)
 
 BEGIN_INIT_SIM_OBJECT_PARAMS(Root)
 
-    INIT_PARAM(clock, "tick frequency"),
-    INIT_PARAM(max_tick, "maximum simulation time"),
-    INIT_PARAM(progress_interval, "print a progress message"),
-    INIT_PARAM(output_file, "file to dump simulator output to")
+    INIT_PARAM(dummy, "")  // All SimObjects must have params
 
 END_INIT_SIM_OBJECT_PARAMS(Root)
 
@@ -132,29 +65,7 @@ CREATE_SIM_OBJECT(Root)
 
     created = true;
 
-    outputStream = simout.find(output_file);
-    Root *root = new Root(getInstanceName(), max_tick, progress_interval);
-
-    using namespace Clock;
-    Frequency = clock;
-    Float::s = static_cast<double>(Frequency);
-    Float::ms = Float::s / 1.0e3;
-    Float::us = Float::s / 1.0e6;
-    Float::ns = Float::s / 1.0e9;
-    Float::ps = Float::s / 1.0e12;
-
-    Float::Hz  = 1.0 / Float::s;
-    Float::kHz = 1.0 / Float::ms;
-    Float::MHz = 1.0 / Float::us;
-    Float::GHZ = 1.0 / Float::ns;
-
-    Int::s  = Frequency;
-    Int::ms = Int::s / 1000;
-    Int::us = Int::ms / 1000;
-    Int::ns = Int::us / 1000;
-    Int::ps = Int::ns / 1000;
-
-    return root;
+    return  new Root(getInstanceName());
 }
 
 REGISTER_SIM_OBJECT("Root", Root)
-- 
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