riscv/rocket-chip
1
0
Fork 0
Code Releases Activity

diplomacy: support := composition

Browse Source 
This makes it possible to treat chained composition associatively.
x := y :=? z :=* a ...

It also makes it easy to chain multiple optional adapters:
node :=? (Seq(a, b) ++ c ++ d)
This commit is contained in:
Wesley W. Terpstra
2017-10-24 23:34:16 -07:00
parent b48ab985d0
commit e894d64bca
3 changed files with 57 additions and 23 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
src/main/scala/tilelink/Buffer.scala
View File

@ -71,6 +71,12 @@ object TLBuffer
buffer.node :=? x
buffer.node
}
def chain(depth: Int, name: Option[String] = None)(implicit p: Parameters): Seq[TLNode] = {
val buffers = Seq.fill(depth) { LazyModule(new TLBuffer()) }
name.foreach { n => buffers.zipWithIndex.foreach { case (b, i) => b.suggestName(s"${n}_${i}") } }
buffers.map(_.node)
}
}
object TLNodeChain {

2
src/main/scala/tilelink/package.scala
View File

@ -9,7 +9,7 @@ package object tilelink
{
type TLInwardNode = InwardNodeHandle[TLClientPortParameters, TLManagerPortParameters, TLBundle]
type TLOutwardNode = OutwardNodeHandle[TLClientPortParameters, TLManagerPortParameters, TLBundle]
type TLNode = TLInwardNode with TLOutwardNode
type TLNode = NodeHandle[TLClientPortParameters, TLManagerPortParameters, TLBundle, TLClientPortParameters, TLManagerPortParameters, TLBundle]
type TLAsyncInwardNode = InwardNodeHandle[TLAsyncClientPortParameters, TLAsyncManagerPortParameters, TLAsyncBundle]
type TLAsyncOutwardNode = OutwardNodeHandle[TLAsyncClientPortParameters, TLAsyncManagerPortParameters, TLAsyncBundle]
type TLRationalInwardNode = InwardNodeHandle[TLRationalClientPortParameters, TLRationalManagerPortParameters, TLRationalBundle]