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subsystem: even more general coupler methods

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This commit is contained in:
Henry Cook
2018-02-23 12:50:51 -08:00
parent 5b1d72c776
commit 5725e17969
4 changed files with 55 additions and 92 deletions
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4
src/main/scala/tilelink/BusWrapper.scala
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@ -35,6 +35,9 @@ abstract class TLBusWrapper(params: HasTLBusParams, val busName: String)(implici
protected def bufferFrom(buffers: Int): TLInwardNode =
TLBuffer.chain(buffers).foldLeft(inwardNode)(_ :=* _)
protected def fixFrom(policy: TLFIFOFixer.Policy, buffers: Int): TLInwardNode =
inwardNode :=* TLBuffer.chain(buffers).foldLeft(TLFIFOFixer(policy))(_ :=* _)
protected def bufferTo(buffer: BufferParams): TLOutwardNode =
TLBuffer(buffer) :*= delayNode :*= outwardNode
@ -50,7 +53,6 @@ abstract class TLBusWrapper(params: HasTLBusParams, val busName: String)(implici
protected def fragmentTo(minSize: Int, maxSize: Int, buffer: BufferParams): TLOutwardNode =
TLFragmenter(minSize, maxSize) :*= bufferTo(buffer)
protected def delayNode(implicit p: Parameters): TLNode = {
val delayProb = p(TLBusDelayProbability)
if (delayProb > 0.0) {