pagetable.cc revision 8953
1/*
2 * Copyright (c) 2007 The Hewlett-Packard Development Company
3 * All rights reserved.
4 *
5 * The license below extends only to copyright in the software and shall
6 * not be construed as granting a license to any other intellectual
7 * property including but not limited to intellectual property relating
8 * to a hardware implementation of the functionality of the software
9 * licensed hereunder.  You may use the software subject to the license
10 * terms below provided that you ensure that this notice is replicated
11 * unmodified and in its entirety in all distributions of the software,
12 * modified or unmodified, in source code or in binary form.
13 *
14 * Redistribution and use in source and binary forms, with or without
15 * modification, are permitted provided that the following conditions are
16 * met: redistributions of source code must retain the above copyright
17 * notice, this list of conditions and the following disclaimer;
18 * redistributions in binary form must reproduce the above copyright
19 * notice, this list of conditions and the following disclaimer in the
20 * documentation and/or other materials provided with the distribution;
21 * neither the name of the copyright holders nor the names of its
22 * contributors may be used to endorse or promote products derived from
23 * this software without specific prior written permission.
24 *
25 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
26 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
27 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
28 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
29 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
30 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
31 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
32 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
33 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
34 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
35 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
36 *
37 * Authors: Gabe Black
38 */
39
40#include "arch/x86/isa_traits.hh"
41#include "arch/x86/pagetable.hh"
42#include "sim/serialize.hh"
43
44namespace X86ISA
45{
46
47TlbEntry::TlbEntry(Addr asn, Addr _vaddr, Addr _paddr) :
48    paddr(_paddr), vaddr(_vaddr), logBytes(PageShift), writable(true),
49    user(true), uncacheable(false), global(false), patBit(0), noExec(false)
50{}
51
52void
53TlbEntry::serialize(std::ostream &os)
54{
55    SERIALIZE_SCALAR(paddr);
56    SERIALIZE_SCALAR(vaddr);
57    SERIALIZE_SCALAR(logBytes);
58    SERIALIZE_SCALAR(writable);
59    SERIALIZE_SCALAR(user);
60    SERIALIZE_SCALAR(uncacheable);
61    SERIALIZE_SCALAR(global);
62    SERIALIZE_SCALAR(patBit);
63    SERIALIZE_SCALAR(noExec);
64    SERIALIZE_SCALAR(lruSeq);
65}
66
67void
68TlbEntry::unserialize(Checkpoint *cp, const std::string &section)
69{
70    UNSERIALIZE_SCALAR(paddr);
71    UNSERIALIZE_SCALAR(vaddr);
72    UNSERIALIZE_SCALAR(logBytes);
73    UNSERIALIZE_SCALAR(writable);
74    UNSERIALIZE_SCALAR(user);
75    UNSERIALIZE_SCALAR(uncacheable);
76    UNSERIALIZE_SCALAR(global);
77    UNSERIALIZE_SCALAR(patBit);
78    UNSERIALIZE_SCALAR(noExec);
79    UNSERIALIZE_SCALAR(lruSeq);
80}
81
82}
83