gem5  v22.1.0.0
mem_trace.hh
Go to the documentation of this file.
1 /*
2  * Copyright (c) 2015 ARM Limited
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 
38 #ifndef __MEM_PROBES_MEM_TRACE_HH__
39 #define __MEM_PROBES_MEM_TRACE_HH__
40 
41 #include "mem/packet.hh"
42 #include "mem/probes/base.hh"
43 #include "proto/protoio.hh"
44 
45 namespace gem5
46 {
47 
48 struct MemTraceProbeParams;
49 class System;
50 
52 {
53  public:
54  MemTraceProbe(const MemTraceProbeParams &params);
55 
56  protected:
57  void handleRequest(const probing::PacketInfo &pkt_info) override;
58 
63  void closeStreams();
64 
65  void startup() override;
66 
67  protected:
68 
71 
73 
74  private:
75 
77  const bool withPC;
78 };
79 
80 } // namespace gem5
81 
82 #endif //__MEM_PROBES_MEM_TRACE_HH__
A ProtoOutputStream wraps a coded stream, potentially with compression, based on looking at the file ...
Definition: protoio.hh:91
Base class for memory system probes accepting Packet instances.
Definition: base.hh:65
const bool withPC
Include the Program Counter in the memory trace.
Definition: mem_trace.hh:77
ProtoOutputStream * traceStream
Trace output stream.
Definition: mem_trace.hh:70
void startup() override
startup() is the final initialization call before simulation.
Definition: mem_trace.cc:86
void closeStreams()
Callback to flush and close all open output streams on exit.
Definition: mem_trace.cc:104
void handleRequest(const probing::PacketInfo &pkt_info) override
Callback to analyse intercepted Packets.
Definition: mem_trace.cc:111
MemTraceProbe(const MemTraceProbeParams &params)
Definition: mem_trace.cc:51
const Params & params() const
Definition: sim_object.hh:176
Reference material can be found at the JEDEC website: UFS standard http://www.jedec....
Declaration of the Packet class.
Declaration of a wrapper for protobuf output streams and input streams.
A struct to hold on to the essential fields from a packet, so that the packet and underlying request ...
Definition: mem.hh:59

Generated on Wed Dec 21 2022 10:22:37 for gem5 by doxygen 1.9.1