2 * Copyright (c) 2002-2004 The Regents of The University of Michigan
5 * Redistribution and use in source and binary forms, with or without
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14 * this software without specific prior written permission.
16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
17 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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19 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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35 #include "base/misc.hh"
36 #include "base/output.hh"
37 #include "sim/builder.hh"
38 #include "sim/host.hh"
39 #include "sim/sim_object.hh"
40 #include "sim/universe.hh"
52 ostream
*outputStream
;
53 ostream
*configStream
;
56 class Root
: public SimObject
59 Root(const std::string
&name
) : SimObject(name
) {}
62 BEGIN_DECLARE_SIM_OBJECT_PARAMS(Root
)
64 Param
<bool> full_system
;
65 Param
<Tick
> frequency
;
66 Param
<string
> output_file
;
68 END_DECLARE_SIM_OBJECT_PARAMS(Root
)
70 BEGIN_INIT_SIM_OBJECT_PARAMS(Root
)
72 INIT_PARAM(full_system
, "full system simulation"),
73 INIT_PARAM(frequency
, "tick frequency"),
74 INIT_PARAM(output_file
, "file to dump simulator output to")
76 END_INIT_SIM_OBJECT_PARAMS(Root
)
78 CREATE_SIM_OBJECT(Root
)
80 static bool created
= false;
82 panic("only one root object allowed!");
85 fullSystem
= full_system
;
89 panic("FULL_SYSTEM compiled and configuration not full_system");
92 panic("FULL_SYSTEM not compiled but configuration is full_system");
95 ticksPerSecond
= frequency
;
96 double freq
= double(ticksPerSecond
);
97 __ticksPerMS
= freq
/ 1.0e3
;
98 __ticksPerUS
= freq
/ 1.0e6
;
99 __ticksPerNS
= freq
/ 1.0e9
;
100 __ticksPerPS
= freq
/ 1.0e12
;
102 outputStream
= simout
.find(output_file
);
104 return new Root(getInstanceName());
107 REGISTER_SIM_OBJECT("Root", Root
)