tlb.hh revision 5038
14120Sgblack@eecs.umich.edu/* 24120Sgblack@eecs.umich.edu * Copyright (c) 2007 The Hewlett-Packard Development Company 34120Sgblack@eecs.umich.edu * All rights reserved. 44120Sgblack@eecs.umich.edu * 54120Sgblack@eecs.umich.edu * Redistribution and use of this software in source and binary forms, 64120Sgblack@eecs.umich.edu * with or without modification, are permitted provided that the 74120Sgblack@eecs.umich.edu * following conditions are met: 84120Sgblack@eecs.umich.edu * 94120Sgblack@eecs.umich.edu * The software must be used only for Non-Commercial Use which means any 104120Sgblack@eecs.umich.edu * use which is NOT directed to receiving any direct monetary 114120Sgblack@eecs.umich.edu * compensation for, or commercial advantage from such use. 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Derivatives of the software may be shared with 374120Sgblack@eecs.umich.edu * others provided: (i) the others agree to abide by the list of 384120Sgblack@eecs.umich.edu * conditions herein which includes the Non-Commercial Use restrictions; 394120Sgblack@eecs.umich.edu * and (ii) such Derivatives of the software include the above copyright 404120Sgblack@eecs.umich.edu * notice to acknowledge the contribution from this software where 414120Sgblack@eecs.umich.edu * applicable, this list of conditions and the disclaimer below. 424120Sgblack@eecs.umich.edu * 434120Sgblack@eecs.umich.edu * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 444120Sgblack@eecs.umich.edu * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 454120Sgblack@eecs.umich.edu * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 464120Sgblack@eecs.umich.edu * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 474120Sgblack@eecs.umich.edu * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 484120Sgblack@eecs.umich.edu * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 494120Sgblack@eecs.umich.edu * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 504120Sgblack@eecs.umich.edu * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 514120Sgblack@eecs.umich.edu * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 524120Sgblack@eecs.umich.edu * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 534120Sgblack@eecs.umich.edu * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 544120Sgblack@eecs.umich.edu * 554120Sgblack@eecs.umich.edu * Authors: Gabe Black 564120Sgblack@eecs.umich.edu */ 574120Sgblack@eecs.umich.edu 584120Sgblack@eecs.umich.edu#ifndef __ARCH_X86_TLB_HH__ 594120Sgblack@eecs.umich.edu#define __ARCH_X86_TLB_HH__ 604120Sgblack@eecs.umich.edu 615004Sgblack@eecs.umich.edu#include <iostream> 625004Sgblack@eecs.umich.edu 635004Sgblack@eecs.umich.edu#include "sim/host.hh" 644997Sgblack@eecs.umich.edu#include "sim/tlb.hh" 654120Sgblack@eecs.umich.edu 665004Sgblack@eecs.umich.educlass Checkpoint; 675004Sgblack@eecs.umich.edu 684120Sgblack@eecs.umich.edunamespace X86ISA 694120Sgblack@eecs.umich.edu{ 705004Sgblack@eecs.umich.edu struct TlbEntry 715004Sgblack@eecs.umich.edu { 725004Sgblack@eecs.umich.edu Addr pageStart; 735004Sgblack@eecs.umich.edu TlbEntry() {} 745004Sgblack@eecs.umich.edu TlbEntry(Addr paddr) : pageStart(paddr) {} 755004Sgblack@eecs.umich.edu 765004Sgblack@eecs.umich.edu void serialize(std::ostream &os); 775004Sgblack@eecs.umich.edu void unserialize(Checkpoint *cp, const std::string §ion); 785004Sgblack@eecs.umich.edu }; 795004Sgblack@eecs.umich.edu 805019Sgblack@eecs.umich.edu class ITB : public GenericTLB 814997Sgblack@eecs.umich.edu { 824997Sgblack@eecs.umich.edu public: 835038Sgblack@eecs.umich.edu ITB(const Params *p) : GenericTLB(p) 844997Sgblack@eecs.umich.edu {} 854997Sgblack@eecs.umich.edu }; 864997Sgblack@eecs.umich.edu 875019Sgblack@eecs.umich.edu class DTB : public GenericTLB 884997Sgblack@eecs.umich.edu { 894997Sgblack@eecs.umich.edu public: 905038Sgblack@eecs.umich.edu DTB(const Params *p) : GenericTLB(p) 914997Sgblack@eecs.umich.edu {} 924997Sgblack@eecs.umich.edu }; 934120Sgblack@eecs.umich.edu}; 944120Sgblack@eecs.umich.edu 954120Sgblack@eecs.umich.edu#endif // __ARCH_X86_TLB_HH__ 96