gem5
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dev
arm
mpam.cc
Go to the documentation of this file.
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/*
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* Copyright (c) 2024 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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#include "
arch/arm/mpam.hh
"
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#include "
dev/arm/mpam.hh
"
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namespace
gem5::mpam
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{
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uint64_t
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MSC::readPacketPartitionID(
PacketPtr
pkt)
const
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{
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// get partition_id from PartitionFieldExtension
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auto
ext
= pkt->
req
->getExtension<
ArmISA::mpam::PartitionFieldExtension
>();
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// use default value if extension is not set
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return
(
ext
!=
nullptr
) ?
ext
->
getPartitionID
() :
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ArmISA::mpam::DEFAULT_PARTITION_ID
;
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}
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}
// namespace gem5::mpam
mpam.hh
gem5::ArmISA::mpam::PartitionFieldExtension
Definition
mpam.hh:53
gem5::ArmISA::mpam::PartitionFieldExtension::getPartitionID
uint64_t getPartitionID() const
_partitionID getter
Definition
mpam.cc:62
gem5::Packet
A Packet is used to encapsulate a transfer between two objects in the memory system (e....
Definition
packet.hh:295
gem5::Packet::req
RequestPtr req
A pointer to the original request.
Definition
packet.hh:377
mpam.hh
gem5::ArmISA::mpam::DEFAULT_PARTITION_ID
const uint64_t DEFAULT_PARTITION_ID
Definition
mpam.hh:48
gem5::ArmISA::ext
Bitfield< 12 > ext
Definition
misc_types.hh:512
gem5::mpam
Definition
mpam.cc:42
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