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sc_ext.cc
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1 /*
2  * Copyright (c) 2015, University of Kaiserslautern
3  * Copyright (c) 2016, Dresden University of Technology (TU Dresden)
4  * All rights reserved.
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions are
8  * met:
9  *
10  * 1. Redistributions of source code must retain the above copyright notice,
11  * this list of conditions and the following disclaimer.
12  *
13  * 2. Redistributions in binary form must reproduce the above copyright
14  * notice, this list of conditions and the following disclaimer in the
15  * documentation and/or other materials provided with the distribution.
16  *
17  * 3. Neither the name of the copyright holder nor the names of its
18  * contributors may be used to endorse or promote products derived from
19  * this software without specific prior written permission.
20  *
21  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
22  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
23  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
24  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER
25  * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
26  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
27  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
28  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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31  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32  *
33  * Authors:
34  * Matthias Jung
35  * Christian Menard
36  */
37 
39 
41 
42 namespace Gem5SystemC
43 {
44 
46 {
47  packet = _packet;
48  pipeThrough = false;
49 }
50 
53 {
54  Gem5Extension *result = NULL;
55  payload->get_extension(result);
56  sc_assert(result != NULL);
57  return *result;
58 }
59 
62 {
63  return Gem5Extension::getExtension(&payload);
64 }
65 
68 {
69  return packet;
70 }
71 
74 {
75  return new Gem5Extension(packet);
76 }
77 
78 void
80 {
81  const Gem5Extension &cpyFrom = static_cast<const Gem5Extension &>(ext);
82  packet = cpyFrom.packet;
83 }
84 
85 } // namespace Gem5SystemC
static Gem5Extension & getExtension(const tlm::tlm_generic_payload *payload)
Definition: sc_ext.cc:52
Gem5Extension(PacketPtr _packet)
Definition: sc_ext.cc:45
virtual void copy_from(const tlm_extension_base &ext)
Definition: sc_ext.cc:79
void get_extension(T *&ext) const
Definition: gp.hh:364
Bitfield< 12 > ext
virtual tlm_extension_base * clone() const
Definition: sc_ext.cc:73
A Packet is used to encapsulate a transfer between two objects in the memory system (e...
Definition: packet.hh:255
#define sc_assert(expr)
PacketPtr getPacket()
Definition: sc_ext.cc:67

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