| /* |
| * Copyright (c) 2007 The Hewlett-Packard Development Company |
| * All rights reserved. |
| * |
| * The license below extends only to copyright in the software and shall |
| * not be construed as granting a license to any other intellectual |
| * property including but not limited to intellectual property relating |
| * to a hardware implementation of the functionality of the software |
| * licensed hereunder. You may use the software subject to the license |
| * terms below provided that you ensure that this notice is replicated |
| * unmodified and in its entirety in all distributions of the software, |
| * modified or unmodified, in source code or in binary form. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer; |
| * redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution; |
| * neither the name of the copyright holders nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #include "arch/x86/pagetable.hh" |
| |
| #include <cmath> |
| |
| #include "arch/x86/page_size.hh" |
| #include "sim/serialize.hh" |
| |
| namespace X86ISA |
| { |
| |
| TlbEntry::TlbEntry() |
| : paddr(0), vaddr(0), logBytes(0), writable(0), |
| user(true), uncacheable(0), global(false), patBit(0), |
| noExec(false), lruSeq(0) |
| { |
| } |
| |
| TlbEntry::TlbEntry(Addr asn, Addr _vaddr, Addr _paddr, |
| bool uncacheable, bool read_only) : |
| paddr(_paddr), vaddr(_vaddr), logBytes(PageShift), writable(!read_only), |
| user(true), uncacheable(uncacheable), global(false), patBit(0), |
| noExec(false), lruSeq(0) |
| {} |
| |
| void |
| TlbEntry::serialize(CheckpointOut &cp) const |
| { |
| SERIALIZE_SCALAR(paddr); |
| SERIALIZE_SCALAR(vaddr); |
| SERIALIZE_SCALAR(logBytes); |
| SERIALIZE_SCALAR(writable); |
| SERIALIZE_SCALAR(user); |
| SERIALIZE_SCALAR(uncacheable); |
| SERIALIZE_SCALAR(global); |
| SERIALIZE_SCALAR(patBit); |
| SERIALIZE_SCALAR(noExec); |
| SERIALIZE_SCALAR(lruSeq); |
| } |
| |
| void |
| TlbEntry::unserialize(CheckpointIn &cp) |
| { |
| UNSERIALIZE_SCALAR(paddr); |
| UNSERIALIZE_SCALAR(vaddr); |
| UNSERIALIZE_SCALAR(logBytes); |
| UNSERIALIZE_SCALAR(writable); |
| UNSERIALIZE_SCALAR(user); |
| UNSERIALIZE_SCALAR(uncacheable); |
| UNSERIALIZE_SCALAR(global); |
| UNSERIALIZE_SCALAR(patBit); |
| UNSERIALIZE_SCALAR(noExec); |
| UNSERIALIZE_SCALAR(lruSeq); |
| } |
| |
| } |