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 /*
  39 #ifdef SINGLE_LEVEL_CACHE
  40 const bool TWO_LEVEL_CACHE = false;
  41 #define L1I_CACHE_MEMBER_VARIABLE m_L1Cache_cacheMemory_vec[m_version] // currently all protocols require L1s == nodes
  42 #define L1D_CACHE_MEMBER_VARIABLE m_L1Cache_cacheMemory_vec[m_version] // "
  43 #define L2_CACHE_MEMBER_VARIABLE m_L1Cache_cacheMemory_vec[m_version] // "
  44 #define L2_CACHE_VARIABLE m_L1Cache_cacheMemory_vec
  45 #else
  46 const bool TWO_LEVEL_CACHE = true;
  47 #ifdef IS_CMP
  48 #define L1I_CACHE_MEMBER_VARIABLE m_L1Cache_L1IcacheMemory_vec[m_version]
  49 #define L1D_CACHE_MEMBER_VARIABLE m_L1Cache_L1DcacheMemory_vec[m_version]
  50 #define L2_CACHE_MEMBER_VARIABLE m_L2Cache_L2cacheMemory_vec[m_version]
  51 #define L2_CACHE_VARIABLE m_L2Cache_L2cacheMemory_vec
  52 #else  // not IS_CMP
  53 #define L1I_CACHE_MEMBER_VARIABLE m_L1Cache_L1IcacheMemory_vec[m_version] // currently all protocols require L1s == nodes
  54 #define L1D_CACHE_MEMBER_VARIABLE m_L1Cache_L1DcacheMemory_vec[m_version] // "
  55 // #define L2_CACHE_MEMBER_VARIABLE m_L1Cache_L2cacheMemory_vec[m_version] // old exclusive caches don't support L2s != nodes
  56 #define L2_CACHE_MEMBER_VARIABLE m_L1Cache_cacheMemory_vec[m_version] // old exclusive caches don't support L2s != nodes
  57 #define L2_CACHE_VARIABLE m_L1Cache_L2cacheMemory_vec
  58 #endif // IS_CMP
  59 #endif //SINGLE_LEVEL_CACHE
  60
  61 #define DIRECTORY_MEMBER_VARIABLE m_Directory_directory_vec[m_version]
  62 #define TBE_TABLE_MEMBER_VARIABLE m_L1Cache_TBEs_vec[m_version]
  63
  64 */
  65
  66
  67 // external includes for all classes
  68 #include "mem/ruby/common/TypeDefines.hh"
  69 #include "mem/gems_common/std-includes.hh"
  70 #include "mem/ruby/common/Debug.hh"
  71
  72 // simple type declarations
  73 typedef Time LogicalTime;
  74 typedef int64 Index;            // what the address bit ripper returns
  75 typedef int word;               // one word of a cache line
  76 typedef unsigned int uint;
  77 typedef int SwitchID;
  78 typedef int LinkID;
  79
  80 class RubyEventQueue;
  81 extern RubyEventQueue* g_eventQueue_ptr;
  82
  83 class RubySystem;
  84 extern RubySystem* g_system_ptr;
  85
  86 class Debug;
  87 extern Debug* g_debug_ptr;
  88
  89 // FIXME:  this is required by the contructor of Directory_Entry.hh.  It can't go
  90 // into slicc_util.hh because it opens a can of ugly worms
  91 extern inline int max_tokens()
  92 {
  93   return 1024;
  94 }
  95
  96
  97 #endif //GLOBAL_H
  98