RubySlicc_Util.hh revision 10563
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 296145Snate@binkert.org/* 307039Snate@binkert.org * These are the functions that exported to slicc from ruby. 316145Snate@binkert.org */ 326145Snate@binkert.org 337039Snate@binkert.org#ifndef __MEM_RUBY_SLICC_INTERFACE_RUBYSLICCUTIL_HH__ 347039Snate@binkert.org#define __MEM_RUBY_SLICC_INTERFACE_RUBYSLICCUTIL_HH__ 356145Snate@binkert.org 367832Snate@binkert.org#include <cassert> 377832Snate@binkert.org 389302Snilay@cs.wisc.edu#include "debug/RubySlicc.hh" 397039Snate@binkert.org#include "mem/ruby/common/Address.hh" 4010086Snilay@cs.wisc.edu#include "mem/ruby/common/DataBlock.hh" 419499Snilay@cs.wisc.edu#include "mem/packet.hh" 426145Snate@binkert.org 439507Snilay@cs.wisc.eduinline Cycles zero_time() { return Cycles(0); } 449499Snilay@cs.wisc.edu 457039Snate@binkert.orginline NodeID 467039Snate@binkert.orgintToID(int nodenum) 476145Snate@binkert.org{ 487039Snate@binkert.org NodeID id = nodenum; 497039Snate@binkert.org return id; 506145Snate@binkert.org} 516145Snate@binkert.org 527039Snate@binkert.orginline int 537039Snate@binkert.orgIDToInt(NodeID id) 546145Snate@binkert.org{ 557039Snate@binkert.org int nodenum = id; 567039Snate@binkert.org return nodenum; 576145Snate@binkert.org} 586145Snate@binkert.org 596145Snate@binkert.org// Appends an offset to an address 607039Snate@binkert.orginline Address 617039Snate@binkert.orgsetOffset(Address addr, int offset) 626145Snate@binkert.org{ 637039Snate@binkert.org Address result = addr; 647039Snate@binkert.org result.setOffset(offset); 657039Snate@binkert.org return result; 666145Snate@binkert.org} 676145Snate@binkert.org 686145Snate@binkert.org// Makes an address into a line address 697039Snate@binkert.orginline Address 707039Snate@binkert.orgmakeLineAddress(Address addr) 716145Snate@binkert.org{ 727039Snate@binkert.org Address result = addr; 737039Snate@binkert.org result.makeLineAddress(); 747039Snate@binkert.org return result; 756145Snate@binkert.org} 766145Snate@binkert.org 777039Snate@binkert.orginline int 787039Snate@binkert.orgaddressOffset(Address addr) 796467Sdrh5@cs.wisc.edu{ 807039Snate@binkert.org return addr.getOffset(); 816467Sdrh5@cs.wisc.edu} 826467Sdrh5@cs.wisc.edu 838131SLisa.Hsu@amd.cominline int 848131SLisa.Hsu@amd.commod(int val, int mod) 858131SLisa.Hsu@amd.com{ 868131SLisa.Hsu@amd.com return val % mod; 878131SLisa.Hsu@amd.com} 888131SLisa.Hsu@amd.com 899466Snilay@cs.wisc.eduinline int max_tokens() 909466Snilay@cs.wisc.edu{ 919466Snilay@cs.wisc.edu return 1024; 929466Snilay@cs.wisc.edu} 939466Snilay@cs.wisc.edu 949302Snilay@cs.wisc.edu/** 959302Snilay@cs.wisc.edu * This function accepts an address, a data block and a packet. If the address 969302Snilay@cs.wisc.edu * range for the data block contains the address which the packet needs to 979302Snilay@cs.wisc.edu * read, then the data from the data block is written to the packet. True is 989302Snilay@cs.wisc.edu * returned if the data block was read, otherwise false is returned. 999302Snilay@cs.wisc.edu */ 1009302Snilay@cs.wisc.eduinline bool 1019302Snilay@cs.wisc.edutestAndRead(Address addr, DataBlock& blk, Packet *pkt) 1029302Snilay@cs.wisc.edu{ 1039302Snilay@cs.wisc.edu Address pktLineAddr(pkt->getAddr()); 1049302Snilay@cs.wisc.edu pktLineAddr.makeLineAddress(); 1059302Snilay@cs.wisc.edu 1069302Snilay@cs.wisc.edu Address lineAddr = addr; 1079302Snilay@cs.wisc.edu lineAddr.makeLineAddress(); 1089302Snilay@cs.wisc.edu 1099302Snilay@cs.wisc.edu if (pktLineAddr == lineAddr) { 11010562Sandreas.hansson@arm.com uint8_t *data = pkt->getPtr<uint8_t>(); 1119302Snilay@cs.wisc.edu unsigned int size_in_bytes = pkt->getSize(); 1129302Snilay@cs.wisc.edu unsigned startByte = pkt->getAddr() - lineAddr.getAddress(); 1139302Snilay@cs.wisc.edu 1149302Snilay@cs.wisc.edu for (unsigned i = 0; i < size_in_bytes; ++i) { 1159302Snilay@cs.wisc.edu data[i] = blk.getByte(i + startByte); 1169302Snilay@cs.wisc.edu } 1179302Snilay@cs.wisc.edu return true; 1189302Snilay@cs.wisc.edu } 1199302Snilay@cs.wisc.edu return false; 1209302Snilay@cs.wisc.edu} 1219302Snilay@cs.wisc.edu 1229302Snilay@cs.wisc.edu/** 1239302Snilay@cs.wisc.edu * This function accepts an address, a data block and a packet. If the address 1249302Snilay@cs.wisc.edu * range for the data block contains the address which the packet needs to 1259302Snilay@cs.wisc.edu * write, then the data from the packet is written to the data block. True is 1269302Snilay@cs.wisc.edu * returned if the data block was written, otherwise false is returned. 1279302Snilay@cs.wisc.edu */ 1289302Snilay@cs.wisc.eduinline bool 1299302Snilay@cs.wisc.edutestAndWrite(Address addr, DataBlock& blk, Packet *pkt) 1309302Snilay@cs.wisc.edu{ 1319302Snilay@cs.wisc.edu Address pktLineAddr(pkt->getAddr()); 1329302Snilay@cs.wisc.edu pktLineAddr.makeLineAddress(); 1339302Snilay@cs.wisc.edu 1349302Snilay@cs.wisc.edu Address lineAddr = addr; 1359302Snilay@cs.wisc.edu lineAddr.makeLineAddress(); 1369302Snilay@cs.wisc.edu 1379302Snilay@cs.wisc.edu if (pktLineAddr == lineAddr) { 13810563Sandreas.hansson@arm.com const uint8_t *data = pkt->getConstPtr<uint8_t>(); 1399302Snilay@cs.wisc.edu unsigned int size_in_bytes = pkt->getSize(); 1409302Snilay@cs.wisc.edu unsigned startByte = pkt->getAddr() - lineAddr.getAddress(); 1419302Snilay@cs.wisc.edu 1429302Snilay@cs.wisc.edu for (unsigned i = 0; i < size_in_bytes; ++i) { 1439302Snilay@cs.wisc.edu blk.setByte(i + startByte, data[i]); 1449302Snilay@cs.wisc.edu } 1459302Snilay@cs.wisc.edu return true; 1469302Snilay@cs.wisc.edu } 1479302Snilay@cs.wisc.edu return false; 1489302Snilay@cs.wisc.edu} 1499302Snilay@cs.wisc.edu 1507039Snate@binkert.org#endif // __MEM_RUBY_SLICC_INTERFACE_RUBYSLICCUTIL_HH__ 151