src/arch/mips/system.hh

   1 /*
   2  * Copyright (c) 2007 MIPS Technologies, Inc.
   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  *          Jaidev Patwardhan
  31  */
  32
  33 #ifndef __ARCH_MIPS_SYSTEM_HH__
  34 #define __ARCH_MIPS_SYSTEM_HH__
  35
  36 #include <string>
  37 #include <vector>
  38
  39 #include "sim/system.hh"
  40 #include "base/loader/symtab.hh"
  41 #include "base/loader/hex_file.hh"
  42 #include "cpu/pc_event.hh"
  43 #include "kern/system_events.hh"
  44 #include "params/MipsSystem.hh"
  45 #include "sim/sim_object.hh"
  46
  47 class MipsSystem : public System
  48 {
  49   public:
  50     typedef MipsSystemParams Params;
  51     MipsSystem(Params *p);
  52     ~MipsSystem();
  53
  54     virtual bool breakpoint();
  55
  56 /**
  57  * Serialization stuff
  58  */
  59   public:
  60     virtual void serialize(std::ostream &os);
  61     virtual void unserialize(Checkpoint *cp, const std::string &section);
  62
  63     /**
  64      * Set the m5MipsAccess pointer in the console
  65      */
  66     void setMipsAccess(Addr access);
  67
  68 #if FULL_SYSTEM
  69     /** console symbol table */
  70     SymbolTable *consoleSymtab;
  71
  72     /** Object pointer for the console code */
  73     ObjectFile *console;
  74
  75     /** Used by some Bare Iron Configurations */
  76     HexFile *hexFile;
  77 #endif
  78
  79 #ifndef NDEBUG
  80   /** Event to halt the simulator if the console calls panic() */
  81     BreakPCEvent *consolePanicEvent;
  82 #endif
  83
  84   protected:
  85     const Params *params() const { return (const Params *)_params; }
  86
  87
  88 #if FULL_SYSTEM
  89   /** Add a function-based event to the console code. */
  90     template <class T>
  91     T *addConsoleFuncEvent(const char *lbl)
  92     {
  93         return addFuncEvent<T>(consoleSymtab, lbl);
  94     }
  95
  96     virtual Addr fixFuncEventAddr(Addr addr);
  97 #endif
  98
  99 };
 100
 101 #endif
 102