3db48cbbc6
Change-Id: I06c41a0506415c7a4f2608668b90d328c2789e61 Signed-off-by: Hoa Nguyen <hoanguyen@ucdavis.edu> Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/36435 Reviewed-by: Gabe Black <gabe.black@gmail.com> Maintainer: Bobby R. Bruce <bbruce@ucdavis.edu> Tested-by: kokoro <noreply+kokoro@google.com>
163 lines
4.8 KiB
C++
163 lines
4.8 KiB
C++
/*
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* Copyright (c) 2007 The Regents of The University of Michigan
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* All rights reserved.
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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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/**
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* @file
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* Base Ethernet Device declaration.
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*/
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#ifndef __DEV_NET_ETHERDEVICE_HH__
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#define __DEV_NET_ETHERDEVICE_HH__
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#include "base/statistics.hh"
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#include "dev/pci/device.hh"
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#include "params/EtherDevBase.hh"
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#include "params/EtherDevice.hh"
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#include "sim/sim_object.hh"
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class EtherInt;
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class EtherDevice : public PciDevice
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{
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public:
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typedef EtherDeviceParams Params;
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EtherDevice(const Params ¶ms)
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: PciDevice(params),
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etherDeviceStats(this)
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{}
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const Params &
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params() const
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{
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return dynamic_cast<const Params &>(_params);
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}
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protected:
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struct EtherDeviceStats : public Stats::Group
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{
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EtherDeviceStats(Stats::Group *parent);
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Stats::Scalar postedInterrupts;
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Stats::Scalar txBytes;
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Stats::Scalar rxBytes;
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Stats::Scalar txPackets;
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Stats::Scalar rxPackets;
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Stats::Scalar txIpChecksums;
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Stats::Scalar rxIpChecksums;
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Stats::Scalar txTcpChecksums;
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Stats::Scalar rxTcpChecksums;
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Stats::Scalar txUdpChecksums;
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Stats::Scalar rxUdpChecksums;
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Stats::Scalar descDmaReads;
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Stats::Scalar descDmaWrites;
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Stats::Scalar descDmaRdBytes;
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Stats::Scalar descDmaWrBytes;
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Stats::Formula totBandwidth;
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Stats::Formula totPackets;
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Stats::Formula totBytes;
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Stats::Formula totPacketRate;
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Stats::Formula txBandwidth;
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Stats::Formula rxBandwidth;
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Stats::Formula txPacketRate;
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Stats::Formula rxPacketRate;
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Stats::Scalar postedSwi;
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Stats::Scalar totalSwi;
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Stats::Formula coalescedSwi;
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Stats::Scalar postedRxIdle;
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Stats::Scalar totalRxIdle;
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Stats::Formula coalescedRxIdle;
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Stats::Scalar postedRxOk;
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Stats::Scalar totalRxOk;
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Stats::Formula coalescedRxOk;
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Stats::Scalar postedRxDesc;
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Stats::Scalar totalRxDesc;
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Stats::Formula coalescedRxDesc;
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Stats::Scalar postedTxOk;
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Stats::Scalar totalTxOk;
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Stats::Formula coalescedTxOk;
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Stats::Scalar postedTxIdle;
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Stats::Scalar totalTxIdle;
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Stats::Formula coalescedTxIdle;
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Stats::Scalar postedTxDesc;
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Stats::Scalar totalTxDesc;
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Stats::Formula coalescedTxDesc;
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Stats::Scalar postedRxOrn;
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Stats::Scalar totalRxOrn;
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Stats::Formula coalescedRxOrn;
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Stats::Formula coalescedTotal;
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Stats::Scalar droppedPackets;
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} etherDeviceStats;
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};
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/**
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* Dummy class to keep the Python class hierarchy in sync with the C++
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* object hierarchy.
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*
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* The Python object hierarchy includes the EtherDevBase class which
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* is used by some ethernet devices as a way to share common
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* configuration information in the generated param structs. Since the
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* Python hierarchy is used to generate a Python interfaces for all C++
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* SimObjects, we need to reflect this in the C++ object hierarchy.
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*/
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class EtherDevBase : public EtherDevice
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{
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public:
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EtherDevBase(const EtherDevBaseParams ¶ms)
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: EtherDevice(params)
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{}
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const EtherDevBaseParams &
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params() const
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{
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return dynamic_cast<const EtherDevBaseParams &>(_params);
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}
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};
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#endif // __DEV_NET_ETHERDEVICE_HH__
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