22c04190c6
This patch moves away from using M5_ATTR_OVERRIDE and the m5::hashmap (and similar) abstractions, as these are no longer needed with gcc 4.7 and clang 3.1 as minimum compiler versions.
97 lines
3.7 KiB
C++
97 lines
3.7 KiB
C++
/*
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* Copyright (c) 2015 ARM Limited
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* All rights reserved
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*
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* The license below extends only to copyright in the software and shall
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* not be construed as granting a license to any other intellectual
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* property including but not limited to intellectual property relating
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* to a hardware implementation of the functionality of the software
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* licensed hereunder. You may use the software subject to the license
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* terms below provided that you ensure that this notice is replicated
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* unmodified and in its entirety in all distributions of the software,
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* modified or unmodified, in source code or in binary form.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met: redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer;
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* redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution;
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* neither the name of the copyright holders nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* Authors: Andreas Sandberg
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*/
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#ifndef __MEM_PROBES_BASE_HH__
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#define __MEM_PROBES_BASE_HH__
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#include <memory>
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#include <vector>
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#include "sim/probe/mem.hh"
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#include "sim/sim_object.hh"
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struct BaseMemProbeParams;
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/**
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* Base class for memory system probes accepting Packet instances.
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*
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* This is a helper base class for memory system probes that
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* instrument Packet handling. Unlike the ProbeListenerObject base
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* class, this class supports instrumentation of multiple ProbeManager
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* instances. However, it's limited to one probe point name. This
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* enables features like tracing or stack distance analysis of packets
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* from multiple components using the same probe. For example, a stack
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* distance probe could be hooked up to multiple memories in a
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* multi-channel configuration.
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*/
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class BaseMemProbe : public SimObject
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{
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public:
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BaseMemProbe(BaseMemProbeParams *params);
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void regProbeListeners() override;
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protected:
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/**
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* Callback to analyse intercepted Packets.
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*/
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virtual void handleRequest(const ProbePoints::PacketInfo &pkt_info) = 0;
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private:
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class PacketListener : public ProbeListenerArgBase<ProbePoints::PacketInfo>
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{
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public:
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PacketListener(BaseMemProbe &_parent,
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ProbeManager *pm, const std::string &name)
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: ProbeListenerArgBase(pm, name),
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parent(_parent) {}
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void notify(const ProbePoints::PacketInfo &pkt_info) override {
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parent.handleRequest(pkt_info);
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}
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protected:
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BaseMemProbe &parent;
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};
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std::vector<std::unique_ptr<PacketListener>> listeners;
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};
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#endif // __MEM_PROBES_BASE_HH__
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