| |
| /* |
| * Copyright (c) 1999-2008 Mark D. Hill and David A. Wood |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer; |
| * redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution; |
| * neither the name of the copyright holders nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| /* |
| * DirectoryMemory.hh |
| * |
| * Description: |
| * |
| * $Id$ |
| * |
| */ |
| |
| #ifndef DIRECTORYMEMORY_H |
| #define DIRECTORYMEMORY_H |
| |
| #include "mem/ruby/common/Global.hh" |
| #include "mem/ruby/common/Address.hh" |
| #include "mem/ruby/system/MemoryVector.hh" |
| #include "mem/protocol/Directory_Entry.hh" |
| |
| class AbstractController; |
| |
| class DirectoryMemory { |
| public: |
| // Constructors |
| DirectoryMemory(const string & name); |
| void init(const vector<string> & argv); |
| // DirectoryMemory(int version); |
| |
| // Destructor |
| ~DirectoryMemory(); |
| |
| int mapAddressToLocalIdx(PhysAddress address); |
| static int mapAddressToDirectoryVersion(PhysAddress address); |
| |
| uint64 getSize() { return m_size_bytes; } |
| |
| // Public Methods |
| void printConfig(ostream& out) const; |
| static void printGlobalConfig(ostream & out); |
| bool isPresent(PhysAddress address); |
| Directory_Entry& lookup(PhysAddress address); |
| |
| void invalidateBlock(PhysAddress address); |
| |
| void print(ostream& out) const; |
| |
| private: |
| // Private Methods |
| |
| // Private copy constructor and assignment operator |
| DirectoryMemory(const DirectoryMemory& obj); |
| DirectoryMemory& operator=(const DirectoryMemory& obj); |
| |
| private: |
| const string m_name; |
| AbstractController* m_controller; |
| // Data Members (m_ prefix) |
| Directory_Entry **m_entries; |
| // int m_size; // # of memory module blocks this directory is responsible for |
| uint64 m_size_bytes; |
| uint64 m_size_bits; |
| int m_num_entries; |
| int m_version; |
| |
| static int m_num_directories; |
| static int m_num_directories_bits; |
| static int m_total_size_bytes; |
| |
| MemoryVector* m_ram; |
| }; |
| |
| // Output operator declaration |
| ostream& operator<<(ostream& out, const DirectoryMemory& obj); |
| |
| // ******************* Definitions ******************* |
| |
| // Output operator definition |
| extern inline |
| ostream& operator<<(ostream& out, const DirectoryMemory& obj) |
| { |
| obj.print(out); |
| out << flush; |
| return out; |
| } |
| |
| #endif //DIRECTORYMEMORY_H |