src/arch/sparc/system.hh

   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  */
  30
  31 #ifndef __ARCH_SPARC_SYSTEM_HH__
  32 #define __ARCH_SPARC_SYSTEM_HH__
  33
  34 #include <string>
  35 #include <vector>
  36
  37 #include "base/loader/symtab.hh"
  38 #include "cpu/pc_event.hh"
  39 #include "kern/system_events.hh"
  40 #include "sim/sim_object.hh"
  41 #include "sim/system.hh"
  42
  43 class SparcSystem : public System
  44 {
  45   public:
  46     struct Params : public System::Params
  47     {
  48         PhysicalMemory *rom;
  49         PhysicalMemory *nvram;
  50         PhysicalMemory *hypervisor_desc;
  51         PhysicalMemory *partition_desc;
  52         Addr reset_addr;
  53         Addr hypervisor_addr;
  54         Addr openboot_addr;
  55         Addr nvram_addr;
  56         Addr hypervisor_desc_addr;
  57         Addr partition_desc_addr;
  58         std::string reset_bin;
  59         std::string hypervisor_bin;
  60         std::string openboot_bin;
  61         std::string nvram_bin;
  62         std::string hypervisor_desc_bin;
  63         std::string partition_desc_bin;
  64         std::string boot_osflags;
  65     };
  66
  67     SparcSystem(Params *p);
  68
  69     ~SparcSystem();
  70
  71     virtual bool breakpoint();
  72
  73 /**
  74  * Serialization stuff
  75  */
  76   public:
  77     virtual void serialize(std::ostream &os);
  78     virtual void unserialize(Checkpoint *cp, const std::string &section);
  79
  80     /** reset binary symbol table */
  81     SymbolTable *resetSymtab;
  82
  83     /** hypervison binary symbol table */
  84     SymbolTable *hypervisorSymtab;
  85
  86     /** openboot symbol table */
  87     SymbolTable *openbootSymtab;
  88
  89     /** nvram symbol table? */
  90     SymbolTable *nvramSymtab;
  91
  92     /** hypervisor desc symbol table? */
  93     SymbolTable *hypervisorDescSymtab;
  94
  95     /** partition desc symbol table? */
  96     SymbolTable *partitionDescSymtab;
  97
  98     /** Object pointer for the reset binary */
  99     ObjectFile *reset;
 100
 101     /** Object pointer for the hypervisor code */
 102     ObjectFile *hypervisor;
 103
 104     /** Object pointer for the openboot code */
 105     ObjectFile *openboot;
 106
 107     /** Object pointer for the nvram image */
 108     ObjectFile *nvram;
 109
 110     /** Object pointer for the hypervisor description image */
 111     ObjectFile *hypervisor_desc;
 112
 113     /** Object pointer for the partition description image */
 114     ObjectFile *partition_desc;
 115
 116     /** System Tick for syncronized tick across all cpus. */
 117     Tick sysTick;
 118
 119     /** functional port to ROM */
 120     FunctionalPort funcRomPort;
 121
 122     /** functional port to nvram */
 123     FunctionalPort funcNvramPort;
 124
 125     /** functional port to hypervisor description */
 126     FunctionalPort funcHypDescPort;
 127
 128     /** functional port to partition description */
 129     FunctionalPort funcPartDescPort;
 130
 131   protected:
 132     const Params *params() const { return (const Params *)_params; }
 133
 134     /** Add a function-based event to reset binary. */
 135     template <class T>
 136     T *SparcSystem::addResetFuncEvent(const char *lbl)
 137     {
 138         return addFuncEvent<T>(resetSymtab, lbl);
 139     }
 140
 141     /** Add a function-based event to the hypervisor. */
 142     template <class T>
 143     T *SparcSystem::addHypervisorFuncEvent(const char *lbl)
 144     {
 145         return addFuncEvent<T>(hypervisorSymtab, lbl);
 146     }
 147
 148     /** Add a function-based event to the openboot. */
 149     template <class T>
 150     T *SparcSystem::addOpenbootFuncEvent(const char *lbl)
 151     {
 152         return addFuncEvent<T>(openbootSymtab, lbl);
 153     }
 154
 155     virtual Addr fixFuncEventAddr(Addr addr)
 156     {
 157         //XXX This may eventually have to do something useful.
 158         return addr;
 159     }
 160 };
 161
 162 #endif
 163