1/*
| 1/*
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| 2 * Copyright (c) 2017 ARM Limited 3 * All rights reserved. 4 * 5 * The license below extends only to copyright in the software and shall 6 * not be construed as granting a license to any other intellectual 7 * property including but not limited to intellectual property relating 8 * to a hardware implementation of the functionality of the software 9 * licensed hereunder. You may use the software subject to the license 10 * terms below provided that you ensure that this notice is replicated 11 * unmodified and in its entirety in all distributions of the software, 12 * modified or unmodified, in source code or in binary form. 13 *
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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_STRUCTURES_DIRECTORYMEMORY_HH__ 30#define __MEM_RUBY_STRUCTURES_DIRECTORYMEMORY_HH__ 31 32#include <iostream> 33#include <string> 34
| 14 * Copyright (c) 1999-2008 Mark D. Hill and David A. Wood 15 * All rights reserved. 16 * 17 * Redistribution and use in source and binary forms, with or without 18 * modification, are permitted provided that the following conditions are 19 * met: redistributions of source code must retain the above copyright 20 * notice, this list of conditions and the following disclaimer; 21 * redistributions in binary form must reproduce the above copyright 22 * notice, this list of conditions and the following disclaimer in the 23 * documentation and/or other materials provided with the distribution; 24 * neither the name of the copyright holders nor the names of its 25 * contributors may be used to endorse or promote products derived from 26 * this software without specific prior written permission. 27 * 28 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 29 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 30 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 31 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 32 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 33 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 34 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 35 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 36 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 37 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 38 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 39 */ 40 41#ifndef __MEM_RUBY_STRUCTURES_DIRECTORYMEMORY_HH__ 42#define __MEM_RUBY_STRUCTURES_DIRECTORYMEMORY_HH__ 43 44#include <iostream> 45#include <string> 46
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| 47#include "base/addr_range.hh"
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35#include "mem/protocol/DirectoryRequestType.hh" 36#include "mem/ruby/common/Address.hh" 37#include "mem/ruby/slicc_interface/AbstractEntry.hh" 38#include "params/RubyDirectoryMemory.hh" 39#include "sim/sim_object.hh" 40 41class DirectoryMemory : public SimObject 42{ 43 public: 44 typedef RubyDirectoryMemoryParams Params; 45 DirectoryMemory(const Params *p); 46 ~DirectoryMemory(); 47 48 void init(); 49
| 48#include "mem/protocol/DirectoryRequestType.hh" 49#include "mem/ruby/common/Address.hh" 50#include "mem/ruby/slicc_interface/AbstractEntry.hh" 51#include "params/RubyDirectoryMemory.hh" 52#include "sim/sim_object.hh" 53 54class DirectoryMemory : public SimObject 55{ 56 public: 57 typedef RubyDirectoryMemoryParams Params; 58 DirectoryMemory(const Params *p); 59 ~DirectoryMemory(); 60 61 void init(); 62
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| 63 /** 64 * Return the index in the directory based on an address 65 * 66 * This function transforms an address which belongs to a not 67 * necessarily continuous vector of address ranges into a flat 68 * address that we use to index in the directory 69 * 70 * @param an input address 71 * @return the corresponding index in the directory 72 * 73 */
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50 uint64_t mapAddressToLocalIdx(Addr address);
| 74 uint64_t mapAddressToLocalIdx(Addr address);
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51 static uint64_t mapAddressToDirectoryVersion(Addr address);
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52 53 uint64_t getSize() { return m_size_bytes; } 54 55 bool isPresent(Addr address); 56 AbstractEntry *lookup(Addr address); 57 AbstractEntry *allocate(Addr address, AbstractEntry* new_entry); 58 59 void print(std::ostream& out) const; 60 void recordRequestType(DirectoryRequestType requestType); 61 62 private: 63 // Private copy constructor and assignment operator 64 DirectoryMemory(const DirectoryMemory& obj); 65 DirectoryMemory& operator=(const DirectoryMemory& obj); 66 67 private: 68 const std::string m_name; 69 AbstractEntry **m_entries; 70 // int m_size; // # of memory module blocks this directory is 71 // responsible for 72 uint64_t m_size_bytes; 73 uint64_t m_size_bits; 74 uint64_t m_num_entries;
| 75 76 uint64_t getSize() { return m_size_bytes; } 77 78 bool isPresent(Addr address); 79 AbstractEntry *lookup(Addr address); 80 AbstractEntry *allocate(Addr address, AbstractEntry* new_entry); 81 82 void print(std::ostream& out) const; 83 void recordRequestType(DirectoryRequestType requestType); 84 85 private: 86 // Private copy constructor and assignment operator 87 DirectoryMemory(const DirectoryMemory& obj); 88 DirectoryMemory& operator=(const DirectoryMemory& obj); 89 90 private: 91 const std::string m_name; 92 AbstractEntry **m_entries; 93 // int m_size; // # of memory module blocks this directory is 94 // responsible for 95 uint64_t m_size_bytes; 96 uint64_t m_size_bits; 97 uint64_t m_num_entries;
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75 int m_version;
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76
| 98
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77 static int m_num_directories; 78 static int m_num_directories_bits; 79 static int m_numa_high_bit;
| 99 /** 100 * The address range for which the directory responds. Normally 101 * this is all possible memory addresses. 102 */ 103 const AddrRangeList addrRanges;
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80}; 81 82inline std::ostream& 83operator<<(std::ostream& out, const DirectoryMemory& obj) 84{ 85 obj.print(out); 86 out << std::flush; 87 return out; 88} 89 90#endif // __MEM_RUBY_STRUCTURES_DIRECTORYMEMORY_HH__
| 104}; 105 106inline std::ostream& 107operator<<(std::ostream& out, const DirectoryMemory& obj) 108{ 109 obj.print(out); 110 out << std::flush; 111 return out; 112} 113 114#endif // __MEM_RUBY_STRUCTURES_DIRECTORYMEMORY_HH__
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