101 lines
4.0 KiB
C++
101 lines
4.0 KiB
C++
/*
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* Copyright (c) 2022, RPTU Kaiserslautern-Landau
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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:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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*
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* 2. 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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*
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* 3. Neither the name of the copyright holder 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 LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER
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* OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* Authors:
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* Iron Prando da Silva
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*/
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#include "LPDDR5dbphaseentry.h"
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LPDDR5DBPhaseEntry::LPDDR5DBPhaseEntry(const QSqlQuery& query) {
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id = query.value(0).toLongLong();
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phaseName = StringMapper(query.value(1).toString());
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phaseBegin = query.value(2).toLongLong();
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phaseEnd = query.value(3).toLongLong();
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transact = query.value(4).toLongLong();
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tBank = query.value(5).toLongLong();
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tBankgroup = query.value(6).toLongLong();
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tRank = query.value(7).toLongLong();
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tBurstLength = query.value(8).toLongLong();
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}
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bool LPDDR5DBPhaseEntry::potentialDependency(const TimeDependency& dep, const std::shared_ptr<DBPhaseEntryBase> otherPhase) {
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auto other = std::dynamic_pointer_cast<LPDDR5DBPhaseEntry>(otherPhase);
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if (!other) return false;
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if (dep.passFunction && !dep.passFunction->execute(shared_from_this(), other)) return false;
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bool isCmdPool = dep.phaseDep == StringMapper::Identifier::CMD_BUS;
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bool thisIsREFP2B = phaseName == StringMapper::Identifier::REFP2B;
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bool otherIsREFP2B = dep.phaseDep == StringMapper::Identifier::REFP2B;
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bool const skipOnIntraBankAndNoBankDep = {
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dep.depType == DependencyType::IntraBank
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&&
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(
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( // If phase is not REFP2B or both are REFP2B, intra bank dependency must occur in the same bank
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(!thisIsREFP2B || (thisIsREFP2B && otherIsREFP2B))
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&& tBank != other->tBank
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)
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||
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( // If phase is REFP2B, "intra bank" dependency must occur in the same bank or in the offset bank
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(thisIsREFP2B && !otherIsREFP2B)
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&&
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(
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tBank != other->tBank
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&& tBank != (other->tBank - bankOffsetREFP2B)
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)
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)
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)
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};
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bool const skipOnIntraBankgroupAndDifferentBankgroup = {
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dep.depType == DependencyType::IntraBankGroup
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&& tBankgroup != other->tBankgroup
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};
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bool const skipOnIntraRankAndDifferentRanks = {
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dep.depType == DependencyType::IntraRank
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&& tRank != other->tRank
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};
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bool const skipOnInterRankAndSameRank = {
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dep.depType == DependencyType::InterRank
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&& tRank == other->tRank
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&& !isCmdPool
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};
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return !(
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skipOnIntraBankAndNoBankDep
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|| skipOnIntraBankgroupAndDifferentBankgroup
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|| skipOnIntraRankAndDifferentRanks
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|| skipOnInterRankAndSameRank
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);
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}
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