AbstractCacheEntry.hh revision 7039:bc0b6ea676b5 
1/*
2 * Copyright (c) 1999-2008 Mark D. Hill and David A. Wood
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
7 * met: redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer;
9 * redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution;
12 * neither the name of the copyright holders nor the names of its
13 * contributors may be used to endorse or promote products derived from
14 * this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
17 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
18 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
19 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
20 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
21 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 */
28
29/*
30 * Common base class for a machine node.
31 */
32
33#ifndef __MEM_RUBY_SLICC_INTERFACE_ABSTRACTCACHEENTRY_HH__
34#define __MEM_RUBY_SLICC_INTERFACE_ABSTRACTCACHEENTRY_HH__
35
36#include "mem/protocol/AccessPermission.hh"
37#include "mem/ruby/common/Address.hh"
38#include "mem/ruby/common/Global.hh"
39#include "mem/ruby/slicc_interface/AbstractEntry.hh"
40
41class DataBlock;
42
43class AbstractCacheEntry : public AbstractEntry
44{
45  public:
46    AbstractCacheEntry();
47    virtual ~AbstractCacheEntry() = 0;
48
49    Address m_Address; // Address of this block, required by CacheMemory
50    Time m_LastRef; // Last time this block was referenced, required
51                    // by CacheMemory
52    AccessPermission m_Permission; // Access permission for this
53                                   // block, required by CacheMemory
54};
55
56inline ostream&
57operator<<(ostream& out, const AbstractCacheEntry& obj)
58{
59    obj.print(out);
60    out << flush;
61    return out;
62}
63
64#endif // __MEM_RUBY_SLICC_INTERFACE_ABSTRACTCACHEENTRY_HH__
65
66