RubySlicc_ComponentMapping.hh revision 10008:5176f0a71e56
1/* 2 * Copyright (c) 1999-2008 Mark D. Hill and David A. Wood 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 29#ifndef __MEM_RUBY_SLICC_INTERFACE_RUBYSLICC_COMPONENTMAPPINGS_HH__ 30#define __MEM_RUBY_SLICC_INTERFACE_RUBYSLICC_COMPONENTMAPPINGS_HH__ 31 32#include "mem/protocol/MachineType.hh" 33#include "mem/ruby/common/Address.hh" 34#include "mem/ruby/common/Global.hh" 35#include "mem/ruby/common/NetDest.hh" 36#include "mem/ruby/system/DirectoryMemory.hh" 37#include "mem/ruby/system/MachineID.hh" 38 39// used to determine the home directory 40// returns a value between 0 and total_directories_within_the_system 41inline NodeID 42map_Address_to_DirectoryNode(const Address& addr) 43{ 44 return DirectoryMemory::mapAddressToDirectoryVersion(addr); 45} 46 47// used to determine the home directory 48// returns a value between 0 and total_directories_within_the_system 49inline MachineID 50map_Address_to_Directory(const Address &addr) 51{ 52 MachineID mach = 53 {MachineType_Directory, map_Address_to_DirectoryNode(addr)}; 54 return mach; 55} 56 57inline NetDest 58broadcast(MachineType type) 59{ 60 NetDest dest; 61 for (NodeID i = 0; i < MachineType_base_count(type); i++) { 62 MachineID mach = {type, i}; 63 dest.add(mach); 64 } 65 return dest; 66} 67 68inline MachineID 69mapAddressToRange(const Address & addr, MachineType type, int low_bit, 70 int num_bits, int cluster_id = 0) 71{ 72 MachineID mach = {type, 0}; 73 if (num_bits == 0) 74 mach.num = cluster_id; 75 else 76 mach.num = addr.bitSelect(low_bit, low_bit + num_bits - 1) 77 + (1 << num_bits) * cluster_id; 78 return mach; 79} 80 81inline NodeID 82machineIDToNodeID(MachineID machID) 83{ 84 return machID.num; 85} 86 87inline MachineType 88machineIDToMachineType(MachineID machID) 89{ 90 return machID.type; 91} 92 93inline int 94machineCount(MachineType machType) 95{ 96 return MachineType_base_count(machType); 97} 98 99inline MachineID 100createMachineID(MachineType type, NodeID id) 101{ 102 MachineID mach = {type, id}; 103 return mach; 104} 105 106#endif // __MEM_RUBY_SLICC_INTERFACE_COMPONENTMAPPINGS_HH__ 107