system.hh revision 8799:dac1e33e07b0 
1/*
2 * Copyright (c) 2002-2005 The Regents of The University of Michigan
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
7 * met: redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer;
9 * redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution;
12 * neither the name of the copyright holders nor the names of its
13 * contributors may be used to endorse or promote products derived from
14 * this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
17 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
18 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
19 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
20 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
21 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 *
28 * Authors: Ali Saidi
29 *          Nathan Binkert
30 */
31
32#ifndef __ARCH_ALPHA_SYSTEM_HH__
33#define __ARCH_ALPHA_SYSTEM_HH__
34
35#include <string>
36#include <vector>
37
38#include "base/loader/symtab.hh"
39#include "cpu/pc_event.hh"
40#include "kern/system_events.hh"
41#include "params/AlphaSystem.hh"
42#include "sim/sim_object.hh"
43#include "sim/system.hh"
44
45class AlphaSystem : public System
46{
47  public:
48    typedef AlphaSystemParams Params;
49    AlphaSystem(Params *p);
50    ~AlphaSystem();
51
52  public:
53
54    /**
55     * Initialise the state of the system.
56     */
57    virtual void initState();
58
59    /**
60     * Serialization stuff
61     */
62    virtual void serialize(std::ostream &os);
63    virtual void unserialize(Checkpoint *cp, const std::string &section);
64
65    /**
66     * Set the m5AlphaAccess pointer in the console
67     */
68    void setAlphaAccess(Addr access);
69
70    /** console symbol table */
71    SymbolTable *consoleSymtab;
72
73    /** pal symbol table */
74    SymbolTable *palSymtab;
75
76    /** Object pointer for the console code */
77    ObjectFile *console;
78
79    /** Object pointer for the PAL code */
80    ObjectFile *pal;
81
82#ifndef NDEBUG
83    /** Event to halt the simulator if the console calls panic() */
84    BreakPCEvent *consolePanicEvent;
85#endif
86
87  protected:
88    Tick intrFreq;
89
90    const Params *params() const { return (const Params *)_params; }
91
92    /** Add a function-based event to PALcode. */
93    template <class T>
94    T *
95    addPalFuncEvent(const char *lbl)
96    {
97        return addFuncEvent<T>(palSymtab, lbl);
98    }
99
100    /** Add a function-based event to the console code. */
101    template <class T>
102    T *
103    addConsoleFuncEvent(const char *lbl)
104    {
105        return addFuncEvent<T>(consoleSymtab, lbl);
106    }
107
108    virtual Addr fixFuncEventAddr(Addr addr);
109
110  public:
111    void setIntrFreq(Tick freq) { intrFreq = freq; }
112};
113
114#endif // __ARCH_ALPHA_SYSTEM_HH__
115
116