SubBlock.hh revision 6899:f8057af86bf7
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 SubBlock_H 36#define SubBlock_H 37 38#include "mem/ruby/common/Global.hh" 39#include "mem/ruby/common/Address.hh" 40#include "mem/ruby/common/DataBlock.hh" 41#include "mem/gems_common/Vector.hh" 42 43class SubBlock { 44public: 45 // Constructors 46 SubBlock() { } 47 SubBlock(const Address& addr, int size); 48 49 // Destructor 50 ~SubBlock() { } 51 52 // Public Methods 53 const Address& getAddress() const { return m_address; } 54 void setAddress(const Address& addr) { m_address = addr; } 55 56 int getSize() const { return m_data.size(); } 57 void setSize(int size) { m_data.setSize(size); } 58 uint8 getByte(int offset) const { return m_data[offset]; } 59 void setByte(int offset, uint8 data) { m_data[offset] = data; } 60 61 // Shorthands 62 uint8 readByte() const { return getByte(0); } 63 void writeByte(uint8 data) { setByte(0, data); } 64 65 // Merging to and from DataBlocks - We only need to worry about 66 // updates when we are using DataBlocks 67 void mergeTo(DataBlock& data) const { internalMergeTo(data); } 68 void mergeFrom(const DataBlock& data) { internalMergeFrom(data); } 69 70 void print(ostream& out) const; 71private: 72 73 void internalMergeTo(DataBlock& data) const; 74 void internalMergeFrom(const DataBlock& data); 75 76 // Data Members (m_ prefix) 77 Address m_address; 78 Vector<uint8_t> m_data; 79}; 80 81// Output operator declaration 82ostream& operator<<(ostream& out, const SubBlock& obj); 83 84// ******************* Definitions ******************* 85 86// Output operator definition 87extern inline 88ostream& operator<<(ostream& out, const SubBlock& obj) 89{ 90 obj.print(out); 91 out << flush; 92 return out; 93} 94 95#endif //SubBlock_H 96