BasicLink.hh revision 8257:7226aebb77b4 
1/*
2 * Copyright (c) 2011 Advanced Micro Devices, Inc.
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#ifndef __MEM_RUBY_NETWORK_BASIC_LINK_HH__
30#define __MEM_RUBY_NETWORK_BASIC_LINK_HH__
31
32#include <iostream>
33#include <string>
34#include <vector>
35
36#include "params/BasicExtLink.hh"
37#include "params/BasicIntLink.hh"
38#include "params/BasicLink.hh"
39#include "mem/ruby/network/BasicRouter.hh"
40#include "mem/ruby/network/Topology.hh"
41#include "mem/ruby/slicc_interface/AbstractController.hh"
42#include "sim/sim_object.hh"
43
44class BasicLink : public SimObject
45{
46  public:
47    typedef BasicLinkParams Params;
48    BasicLink(const Params *p);
49    const Params *params() const { return (const Params *)_params; }
50
51    void init();
52
53    void print(std::ostream& out) const;
54
55    int m_latency;
56    int m_bw_multiplier;
57    int m_weight;
58};
59
60inline std::ostream&
61operator<<(std::ostream& out, const BasicLink& obj)
62{
63    obj.print(out);
64    out << std::flush;
65    return out;
66}
67
68class BasicExtLink : public BasicLink
69{
70  public:
71    typedef BasicExtLinkParams Params;
72    BasicExtLink(const Params *p);
73    const Params *params() const { return (const Params *)_params; }
74
75    friend class Topology;
76
77  protected:
78    BasicRouter* m_int_node;
79    AbstractController* m_ext_node;
80};
81
82class BasicIntLink : public BasicLink
83{
84  public:
85    typedef BasicIntLinkParams Params;
86    BasicIntLink(const Params *p);
87    const Params *params() const { return (const Params *)_params; }
88
89    friend class Topology;
90
91  protected:
92    BasicRouter* m_node_a;
93    BasicRouter* m_node_b;
94};
95
96#endif // __MEM_RUBY_NETWORK_BASIC_LINK_HH__
97