16145Snate@binkert.org/* 26145Snate@binkert.org * Copyright (c) 1999-2008 Mark D. Hill and David A. Wood 36145Snate@binkert.org * All rights reserved. 46145Snate@binkert.org * 56145Snate@binkert.org * Redistribution and use in source and binary forms, with or without 66145Snate@binkert.org * modification, are permitted provided that the following conditions are 76145Snate@binkert.org * met: redistributions of source code must retain the above copyright 86145Snate@binkert.org * notice, this list of conditions and the following disclaimer; 96145Snate@binkert.org * redistributions in binary form must reproduce the above copyright 106145Snate@binkert.org * notice, this list of conditions and the following disclaimer in the 116145Snate@binkert.org * documentation and/or other materials provided with the distribution; 126145Snate@binkert.org * neither the name of the copyright holders nor the names of its 136145Snate@binkert.org * contributors may be used to endorse or promote products derived from 146145Snate@binkert.org * this software without specific prior written permission. 156145Snate@binkert.org * 166145Snate@binkert.org * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 176145Snate@binkert.org * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 186145Snate@binkert.org * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 196145Snate@binkert.org * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 206145Snate@binkert.org * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 216145Snate@binkert.org * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 226145Snate@binkert.org * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 236145Snate@binkert.org * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 246145Snate@binkert.org * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 256145Snate@binkert.org * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 266145Snate@binkert.org * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 276145Snate@binkert.org */ 286145Snate@binkert.org 297039Snate@binkert.org#ifndef __MEM_RUBY_COMMON_DATABLOCK_HH__ 307039Snate@binkert.org#define __MEM_RUBY_COMMON_DATABLOCK_HH__ 316145Snate@binkert.org 329208Snilay@cs.wisc.edu#include <inttypes.h> 339208Snilay@cs.wisc.edu 349181Spower.jg@gmail.com#include <cassert> 357002Snate@binkert.org#include <iomanip> 367002Snate@binkert.org#include <iostream> 377002Snate@binkert.org 3811307Santhony.gutierrez@amd.comclass WriteMask; 3911307Santhony.gutierrez@amd.com 407039Snate@binkert.orgclass DataBlock 417039Snate@binkert.org{ 427039Snate@binkert.org public: 437039Snate@binkert.org DataBlock() 447039Snate@binkert.org { 457039Snate@binkert.org alloc(); 467039Snate@binkert.org } 476145Snate@binkert.org 488090Snilay@cs.wisc.edu DataBlock(const DataBlock &cp); 496285Snate@binkert.org 507039Snate@binkert.org ~DataBlock() 517039Snate@binkert.org { 527039Snate@binkert.org if (m_alloc) 537039Snate@binkert.org delete [] m_data; 547039Snate@binkert.org } 556145Snate@binkert.org 567039Snate@binkert.org DataBlock& operator=(const DataBlock& obj); 576285Snate@binkert.org 589208Snilay@cs.wisc.edu void assign(uint8_t *data); 596145Snate@binkert.org 607039Snate@binkert.org void clear(); 619208Snilay@cs.wisc.edu uint8_t getByte(int whichByte) const; 629208Snilay@cs.wisc.edu const uint8_t *getData(int offset, int len) const; 6311307Santhony.gutierrez@amd.com uint8_t *getDataMod(int offset); 649208Snilay@cs.wisc.edu void setByte(int whichByte, uint8_t data); 6510563Sandreas.hansson@arm.com void setData(const uint8_t *data, int offset, int len); 6611307Santhony.gutierrez@amd.com void copyPartial(const DataBlock &dblk, int offset, int len); 6711307Santhony.gutierrez@amd.com void copyPartial(const DataBlock &dblk, const WriteMask &mask); 6811307Santhony.gutierrez@amd.com void atomicPartial(const DataBlock & dblk, const WriteMask & mask); 697039Snate@binkert.org bool equal(const DataBlock& obj) const; 707039Snate@binkert.org void print(std::ostream& out) const; 717039Snate@binkert.org 727039Snate@binkert.org private: 737039Snate@binkert.org void alloc(); 749208Snilay@cs.wisc.edu uint8_t *m_data; 757039Snate@binkert.org bool m_alloc; 766145Snate@binkert.org}; 776145Snate@binkert.org 787039Snate@binkert.orginline void 799208Snilay@cs.wisc.eduDataBlock::assign(uint8_t *data) 806285Snate@binkert.org{ 819181Spower.jg@gmail.com assert(data != NULL); 827039Snate@binkert.org if (m_alloc) { 837039Snate@binkert.org delete [] m_data; 847039Snate@binkert.org } 857039Snate@binkert.org m_data = data; 867039Snate@binkert.org m_alloc = false; 876285Snate@binkert.org} 886285Snate@binkert.org 899208Snilay@cs.wisc.eduinline uint8_t 907039Snate@binkert.orgDataBlock::getByte(int whichByte) const 916285Snate@binkert.org{ 927039Snate@binkert.org return m_data[whichByte]; 936285Snate@binkert.org} 946285Snate@binkert.org 957039Snate@binkert.orginline void 969208Snilay@cs.wisc.eduDataBlock::setByte(int whichByte, uint8_t data) 976285Snate@binkert.org{ 986285Snate@binkert.org m_data[whichByte] = data; 996285Snate@binkert.org} 1006285Snate@binkert.org 1017039Snate@binkert.orginline void 1027039Snate@binkert.orgDataBlock::copyPartial(const DataBlock & dblk, int offset, int len) 1036285Snate@binkert.org{ 1047039Snate@binkert.org setData(&dblk.m_data[offset], offset, len); 1056285Snate@binkert.org} 1066145Snate@binkert.org 1077039Snate@binkert.orginline std::ostream& 1087039Snate@binkert.orgoperator<<(std::ostream& out, const DataBlock& obj) 1096145Snate@binkert.org{ 1107039Snate@binkert.org obj.print(out); 1117039Snate@binkert.org out << std::flush; 1127039Snate@binkert.org return out; 1136145Snate@binkert.org} 1146145Snate@binkert.org 1157039Snate@binkert.orginline bool 1167039Snate@binkert.orgoperator==(const DataBlock& obj1,const DataBlock& obj2) 1176145Snate@binkert.org{ 1187039Snate@binkert.org return obj1.equal(obj2); 1196145Snate@binkert.org} 1206145Snate@binkert.org 1217039Snate@binkert.org#endif // __MEM_RUBY_COMMON_DATABLOCK_HH__ 122