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Add lastCommandOn{C,R}asBus != scMaxTime check for HBM2 and HBM3

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This commit is contained in:
Derek Christ
2023-07-04 10:27:41 +02:00
parent e3bd773cac
commit 81eaccf3d6
5 changed files with 41 additions and 48 deletions
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28
src/libdramsys/DRAMSys/controller/checker/CheckerHBM2.cpp
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@@ -79,7 +79,7 @@ sc_time CheckerHBM2::timeToSatisfyConstraints(Command command, const tlm_generic
Rank rank = ControllerExtension::getRank(payload);
BankGroup bankGroup = ControllerExtension::getBankGroup(payload);
Bank bank = ControllerExtension::getBank(payload);
sc_time lastCommandStart;
sc_time earliestTimeToStart = sc_time_stamp();
@@ -135,8 +135,6 @@ sc_time CheckerHBM2::timeToSatisfyConstraints(Command command, const tlm_generic
lastCommandStart = lastScheduledByCommand[Command::PDXA];
if (lastCommandStart != scMaxTime)
earliestTimeToStart = std::max(earliestTimeToStart, lastCommandStart + memSpec->tXP);
earliestTimeToStart = std::max(earliestTimeToStart, lastCommandOnCasBus + memSpec->tCK);
}
else if (command == Command::WR || command == Command::WRA)
{
@@ -175,8 +173,6 @@ sc_time CheckerHBM2::timeToSatisfyConstraints(Command command, const tlm_generic
lastCommandStart = lastScheduledByCommand[Command::PDXA];
if (lastCommandStart != scMaxTime)
earliestTimeToStart = std::max(earliestTimeToStart, lastCommandStart + memSpec->tXP);
earliestTimeToStart = std::max(earliestTimeToStart, lastCommandOnCasBus + memSpec->tCK);
}
else if (command == Command::ACT)
{
@@ -234,8 +230,6 @@ sc_time CheckerHBM2::timeToSatisfyConstraints(Command command, const tlm_generic
if (last4Activates[rank].size() >= 4)
earliestTimeToStart = std::max(earliestTimeToStart, last4Activates[rank].front() + memSpec->tFAW - memSpec->tCK);
earliestTimeToStart = std::max(earliestTimeToStart, lastCommandOnRasBus + memSpec->tCK);
}
else if (command == Command::PREPB)
{
@@ -254,8 +248,6 @@ sc_time CheckerHBM2::timeToSatisfyConstraints(Command command, const tlm_generic
lastCommandStart = lastScheduledByCommand[Command::PDXA];
if (lastCommandStart != scMaxTime)
earliestTimeToStart = std::max(earliestTimeToStart, lastCommandStart + memSpec->tXP);
earliestTimeToStart = std::max(earliestTimeToStart, lastCommandOnRasBus + memSpec->tCK);
}
else if (command == Command::PREAB)
{
@@ -286,8 +278,6 @@ sc_time CheckerHBM2::timeToSatisfyConstraints(Command command, const tlm_generic
lastCommandStart = lastScheduledByCommandAndRank[Command::REFPB][rank];
if (lastCommandStart != scMaxTime)
earliestTimeToStart = std::max(earliestTimeToStart, lastCommandStart + memSpec->tRFCSB);
earliestTimeToStart = std::max(earliestTimeToStart, lastCommandOnRasBus + memSpec->tCK);
}
else if (command == Command::REFAB)
{
@@ -326,8 +316,6 @@ sc_time CheckerHBM2::timeToSatisfyConstraints(Command command, const tlm_generic
lastCommandStart = lastScheduledByCommand[Command::SREFEX];
if (lastCommandStart != scMaxTime)
earliestTimeToStart = std::max(earliestTimeToStart, lastCommandStart + memSpec->tXS);
earliestTimeToStart = std::max(earliestTimeToStart, lastCommandOnRasBus + memSpec->tCK);
}
else if (command == Command::REFPB)
{
@@ -390,8 +378,6 @@ sc_time CheckerHBM2::timeToSatisfyConstraints(Command command, const tlm_generic
if (last4Activates[rank].size() >= 4)
earliestTimeToStart = std::max(earliestTimeToStart, last4Activates[rank].front() + memSpec->tFAW);
earliestTimeToStart = std::max(earliestTimeToStart, lastCommandOnRasBus + memSpec->tCK);
}
else if (command == Command::PDEA)
{
@@ -414,16 +400,12 @@ sc_time CheckerHBM2::timeToSatisfyConstraints(Command command, const tlm_generic
lastCommandStart = lastScheduledByCommand[Command::PDXA];
if (lastCommandStart != scMaxTime)
earliestTimeToStart = std::max(earliestTimeToStart, lastCommandStart + memSpec->tCKE);
earliestTimeToStart = std::max(earliestTimeToStart, lastCommandOnRasBus + memSpec->tCK);
}
else if (command == Command::PDXA)
{
lastCommandStart = lastScheduledByCommand[Command::PDEA];
if (lastCommandStart != scMaxTime)
earliestTimeToStart = std::max(earliestTimeToStart, lastCommandStart + memSpec->tPD);
earliestTimeToStart = std::max(earliestTimeToStart, lastCommandOnRasBus + memSpec->tCK);
}
else if (command == Command::PDEP)
{
@@ -446,16 +428,12 @@ sc_time CheckerHBM2::timeToSatisfyConstraints(Command command, const tlm_generic
lastCommandStart = lastScheduledByCommand[Command::SREFEX];
if (lastCommandStart != scMaxTime)
earliestTimeToStart = std::max(earliestTimeToStart, lastCommandStart + memSpec->tXS);
earliestTimeToStart = std::max(earliestTimeToStart, lastCommandOnRasBus + memSpec->tCK);
}
else if (command == Command::PDXP)
{
lastCommandStart = lastScheduledByCommand[Command::PDEP];
if (lastCommandStart != scMaxTime)
earliestTimeToStart = std::max(earliestTimeToStart, lastCommandStart + memSpec->tPD);
earliestTimeToStart = std::max(earliestTimeToStart, lastCommandOnRasBus + memSpec->tCK);
}
else if (command == Command::SREFEN)
{
@@ -494,16 +472,12 @@ sc_time CheckerHBM2::timeToSatisfyConstraints(Command command, const tlm_generic
lastCommandStart = lastScheduledByCommand[Command::SREFEX];
if (lastCommandStart != scMaxTime)
earliestTimeToStart = std::max(earliestTimeToStart, lastCommandStart + memSpec->tXS);
earliestTimeToStart = std::max(earliestTimeToStart, lastCommandOnRasBus + memSpec->tCK);
}
else if (command == Command::SREFEX)
{
lastCommandStart = lastScheduledByCommand[Command::SREFEN];
if (lastCommandStart != scMaxTime)
earliestTimeToStart = std::max(earliestTimeToStart, lastCommandStart + memSpec->tCKESR);
earliestTimeToStart = std::max(earliestTimeToStart, lastCommandOnRasBus + memSpec->tCK);
}
else
SC_REPORT_FATAL("CheckerHBM2", "Unknown command!");