src/mem/ruby/common/Global.hh

   1
   2 /*
   3  * Copyright (c) 1999-2008 Mark D. Hill and David A. Wood
   4  * All rights reserved.
   5  *
   6  * Redistribution and use in source and binary forms, with or without
   7  * modification, are permitted provided that the following conditions are
   8  * met: redistributions of source code must retain the above copyright
   9  * notice, this list of conditions and the following disclaimer;
  10  * redistributions in binary form must reproduce the above copyright
  11  * notice, this list of conditions and the following disclaimer in the
  12  * documentation and/or other materials provided with the distribution;
  13  * neither the name of the copyright holders nor the names of its
  14  * contributors may be used to endorse or promote products derived from
  15  * this software without specific prior written permission.
  16  *
  17  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  18  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  19  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  20  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  21  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  22  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  23  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  24  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  25  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  26  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  27  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  28  */
  29
  30 /*
  31  * $Id$
  32  *
  33  * */
  34
  35 #ifndef GLOBAL_H
  36 #define GLOBAL_H
  37
  38 #ifdef SINGLE_LEVEL_CACHE
  39 const bool TWO_LEVEL_CACHE = false;
  40 #define L1I_CACHE_MEMBER_VARIABLE m_L1Cache_cacheMemory_vec[m_version] // currently all protocols require L1s == nodes
  41 #define L1D_CACHE_MEMBER_VARIABLE m_L1Cache_cacheMemory_vec[m_version] // "
  42 #define L2_CACHE_MEMBER_VARIABLE m_L1Cache_cacheMemory_vec[m_version] // "
  43 #define L2_CACHE_VARIABLE m_L1Cache_cacheMemory_vec
  44 #else
  45 const bool TWO_LEVEL_CACHE = true;
  46 #ifdef IS_CMP
  47 #define L1I_CACHE_MEMBER_VARIABLE m_L1Cache_L1IcacheMemory_vec[m_version]
  48 #define L1D_CACHE_MEMBER_VARIABLE m_L1Cache_L1DcacheMemory_vec[m_version]
  49 #define L2_CACHE_MEMBER_VARIABLE m_L2Cache_L2cacheMemory_vec[m_version]
  50 #define L2_CACHE_VARIABLE m_L2Cache_L2cacheMemory_vec
  51 #else  // not IS_CMP
  52 #define L1I_CACHE_MEMBER_VARIABLE m_L1Cache_L1IcacheMemory_vec[m_version] // currently all protocols require L1s == nodes
  53 #define L1D_CACHE_MEMBER_VARIABLE m_L1Cache_L1DcacheMemory_vec[m_version] // "
  54 // #define L2_CACHE_MEMBER_VARIABLE m_L1Cache_L2cacheMemory_vec[m_version] // old exclusive caches don't support L2s != nodes
  55 #define L2_CACHE_MEMBER_VARIABLE m_L1Cache_cacheMemory_vec[m_version] // old exclusive caches don't support L2s != nodes
  56 #define L2_CACHE_VARIABLE m_L1Cache_L2cacheMemory_vec
  57 #endif // IS_CMP
  58 #endif //SINGLE_LEVEL_CACHE
  59
  60 #define DIRECTORY_MEMBER_VARIABLE m_Directory_directory_vec[m_version]
  61 #define TBE_TABLE_MEMBER_VARIABLE m_L1Cache_TBEs_vec[m_version]
  62
  63 typedef unsigned char uint8;
  64 typedef unsigned int uint32;
  65 typedef unsigned long long uint64;
  66
  67 typedef signed char int8;
  68 typedef int int32;
  69 typedef long long int64;
  70
  71 typedef long long integer_t;
  72 typedef unsigned long long uinteger_t;
  73
  74 typedef int64 Time;
  75 typedef uint64 physical_address_t;
  76 typedef uint64 la_t;
  77 typedef uint64 pa_t;
  78 typedef integer_t simtime_t;
  79
  80 // external includes for all classes
  81 #include "std-includes.hh"
  82 #include "Debug.hh"
  83
  84 // simple type declarations
  85 typedef Time LogicalTime;
  86 typedef int64 Index;            // what the address bit ripper returns
  87 typedef int word;               // one word of a cache line
  88 typedef unsigned int uint;
  89 typedef int SwitchID;
  90 typedef int LinkID;
  91
  92 class EventQueue;
  93 extern EventQueue* g_eventQueue_ptr;
  94
  95 class System;
  96 extern System* g_system_ptr;
  97
  98 class Debug;
  99 extern Debug* g_debug_ptr;
 100
 101 // FIXME:  this is required by the contructor of Directory_Entry.h.  It can't go
 102 // into slicc_util.h because it opens a can of ugly worms
 103 extern inline int max_tokens()
 104 {
 105   return 1024;
 106 }
 107
 108
 109 #endif //GLOBAL_H
 110