riscv/rocket-chip
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tile: disable more monitors on slave port

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This commit is contained in:
Henry Cook
2018-01-08 18:41:55 -08:00
parent 5075a93e6c
commit 11e5b620f8
2 changed files with 7 additions and 11 deletions
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16
src/main/scala/coreplex/RocketCoreplex.scala
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@@ -118,18 +118,14 @@ trait HasRocketTiles extends HasTiles
def tileSlaveBuffering: TLInwardNode = rocket {
val slaveBuffer = LazyModule(new TLBuffer(BufferParams.flow, BufferParams.none, BufferParams.none, BufferParams.none, BufferParams.none))
crossing.crossingType match {
case _: SynchronousCrossing => rocket.slaveNode // requirement already checked
case _: AsynchronousCrossing => rocket.slaveNode
case _: RationalCrossing =>
if (tp.boundaryBuffers) {
DisableMonitors { implicit p => rocket.slaveNode :*= slaveBuffer.node }
} else {
rocket.slaveNode
}
case RationalCrossing(_) if (tp.boundaryBuffers) => rocket.slaveNode :*= slaveBuffer.node
case _ => rocket.slaveNode
}
}
pbus.toTile(tp.name) { implicit p => crossing.slave.adapt(this)(tileSlaveBuffering :*= rocket.crossTLIn) }
pbus.toTile(tp.name) { implicit p => crossing.slave.adapt(this)( DisableMonitors { implicit p =>
tileSlaveBuffering :*= rocket.crossTLIn
})}
// Handle all the different types of interrupts crossing to or from the tile:
// 1. Debug interrupt is definitely asynchronous in all cases.
@@ -151,7 +147,7 @@ trait HasRocketTiles extends HasTiles
if (tp.core.useVM) periphIntNode := plic.intnode // seip
// 3. local interrupts never cross
// this.intInwardNode is wired up externally // lip
// rocket.intInwardNode is wired up externally // lip
// 4. conditional crossing from core to PLIC
FlipRendering { implicit p =>