pagetable.cc revision 10905:a6ca6831e775
12810SN/A/* 212724Snikos.nikoleris@arm.com * Copyright (c) 2007 The Hewlett-Packard Development Company 38856Sandreas.hansson@arm.com * All rights reserved. 48856Sandreas.hansson@arm.com * 58856Sandreas.hansson@arm.com * The license below extends only to copyright in the software and shall 68856Sandreas.hansson@arm.com * not be construed as granting a license to any other intellectual 78856Sandreas.hansson@arm.com * property including but not limited to intellectual property relating 88856Sandreas.hansson@arm.com * to a hardware implementation of the functionality of the software 98856Sandreas.hansson@arm.com * licensed hereunder. You may use the software subject to the license 108856Sandreas.hansson@arm.com * terms below provided that you ensure that this notice is replicated 118856Sandreas.hansson@arm.com * unmodified and in its entirety in all distributions of the software, 128856Sandreas.hansson@arm.com * modified or unmodified, in source code or in binary form. 138856Sandreas.hansson@arm.com * 142810SN/A * Redistribution and use in source and binary forms, with or without 152810SN/A * modification, are permitted provided that the following conditions are 162810SN/A * met: redistributions of source code must retain the above copyright 172810SN/A * notice, this list of conditions and the following disclaimer; 182810SN/A * redistributions in binary form must reproduce the above copyright 192810SN/A * notice, this list of conditions and the following disclaimer in the 202810SN/A * documentation and/or other materials provided with the distribution; 212810SN/A * neither the name of the copyright holders nor the names of its 222810SN/A * contributors may be used to endorse or promote products derived from 232810SN/A * this software without specific prior written permission. 242810SN/A * 252810SN/A * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 262810SN/A * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 272810SN/A * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 282810SN/A * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 292810SN/A * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 302810SN/A * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 312810SN/A * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 322810SN/A * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 332810SN/A * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 342810SN/A * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 352810SN/A * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 362810SN/A * 372810SN/A * Authors: Gabe Black 382810SN/A */ 392810SN/A 402810SN/A#include <cmath> 4112724Snikos.nikoleris@arm.com#include "arch/x86/isa_traits.hh" 422810SN/A#include "arch/x86/pagetable.hh" 432810SN/A#include "sim/serialize.hh" 442810SN/A 452810SN/Anamespace X86ISA 462810SN/A{ 472810SN/A 482810SN/ATlbEntry::TlbEntry() 4911486Snikos.nikoleris@arm.com : paddr(0), vaddr(0), logBytes(0), writable(0), 5011486Snikos.nikoleris@arm.com user(true), uncacheable(0), global(false), patBit(0), 5112724Snikos.nikoleris@arm.com noExec(false), lruSeq(0) 5212724Snikos.nikoleris@arm.com{ 538232Snate@binkert.org} 5412724Snikos.nikoleris@arm.com 5512724Snikos.nikoleris@arm.comTlbEntry::TlbEntry(Addr asn, Addr _vaddr, Addr _paddr, 5611486Snikos.nikoleris@arm.com bool uncacheable, bool read_only) : 5712724Snikos.nikoleris@arm.com paddr(_paddr), vaddr(_vaddr), logBytes(PageShift), writable(!read_only), 5812724Snikos.nikoleris@arm.com user(true), uncacheable(uncacheable), global(false), patBit(0), 5912724Snikos.nikoleris@arm.com noExec(false), lruSeq(0) 6012724Snikos.nikoleris@arm.com{} 6112724Snikos.nikoleris@arm.com 6212724Snikos.nikoleris@arm.comvoid 6312724Snikos.nikoleris@arm.comTlbEntry::serialize(CheckpointOut &cp) const 642810SN/A{ 652810SN/A SERIALIZE_SCALAR(paddr); 662810SN/A SERIALIZE_SCALAR(vaddr); 678856Sandreas.hansson@arm.com SERIALIZE_SCALAR(logBytes); 688856Sandreas.hansson@arm.com SERIALIZE_SCALAR(writable); 698856Sandreas.hansson@arm.com SERIALIZE_SCALAR(user); 708922Swilliam.wang@arm.com SERIALIZE_SCALAR(uncacheable); 7112084Sspwilson2@wisc.edu SERIALIZE_SCALAR(global); 7212084Sspwilson2@wisc.edu SERIALIZE_SCALAR(patBit); 738856Sandreas.hansson@arm.com SERIALIZE_SCALAR(noExec); 748856Sandreas.hansson@arm.com SERIALIZE_SCALAR(lruSeq); 754475SN/A} 7611053Sandreas.hansson@arm.com 775034SN/Avoid 7812724Snikos.nikoleris@arm.comTlbEntry::unserialize(CheckpointIn &cp) 7912724Snikos.nikoleris@arm.com{ 8011377Sandreas.hansson@arm.com UNSERIALIZE_SCALAR(paddr); 8111377Sandreas.hansson@arm.com UNSERIALIZE_SCALAR(vaddr); 8212724Snikos.nikoleris@arm.com UNSERIALIZE_SCALAR(logBytes); 8312724Snikos.nikoleris@arm.com UNSERIALIZE_SCALAR(writable); 8412724Snikos.nikoleris@arm.com UNSERIALIZE_SCALAR(user); 8512724Snikos.nikoleris@arm.com UNSERIALIZE_SCALAR(uncacheable); 8612724Snikos.nikoleris@arm.com UNSERIALIZE_SCALAR(global); 8712724Snikos.nikoleris@arm.com UNSERIALIZE_SCALAR(patBit); 8812724Snikos.nikoleris@arm.com UNSERIALIZE_SCALAR(noExec); 8912724Snikos.nikoleris@arm.com UNSERIALIZE_SCALAR(lruSeq); 9011053Sandreas.hansson@arm.com} 9111722Ssophiane.senni@gmail.com 9211722Ssophiane.senni@gmail.com} 9311722Ssophiane.senni@gmail.com