riscv/rocket-chip
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add multiclock support to Coreplex

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This commit is contained in:
Yunsup Lee
2016-09-21 16:54:35 -07:00
parent 8e63f4a1a5
commit 7afd630d3e
12 changed files with 442 additions and 204 deletions
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16
src/main/scala/rocketchip/BaseTop.scala
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@ -18,7 +18,7 @@ case object GlobalAddrMap extends Field[AddrMap]
case object ConfigString extends Field[String]
case object NCoreplexExtClients extends Field[Int]
/** Function for building Coreplex */
case object BuildCoreplex extends Field[(Parameters, CoreplexConfig) => Coreplex]
case object BuildCoreplex extends Field[(CoreplexConfig, Parameters) => BaseCoreplexModule[BaseCoreplex, BaseCoreplexBundle]]
/** Base Top with no Periphery */
abstract class BaseTop(q: Parameters) extends LazyModule {
@ -53,20 +53,22 @@ abstract class BaseTop(q: Parameters) extends LazyModule {
peripheryBus.node := TLBuffer(TLWidthWidget(TLHintHandler(legacy.node), legacy.tlDataBytes))
}
class BaseTopBundle(val p: Parameters, val c: Coreplex) extends ParameterizedBundle()(p) {
abstract class BaseTopBundle(val p: Parameters) extends Bundle {
val success = Bool(OUTPUT)
}
abstract class BaseTopModule[+L <: BaseTop, +B <: BaseTopBundle](val p: Parameters, l: L, b: Coreplex => B) extends LazyModuleImp(l) {
abstract class BaseTopModule[+L <: BaseTop, +B <: BaseTopBundle](
val p: Parameters, l: L, b: => B) extends LazyModuleImp(l) {
val outer: L = l
val io: B = b
val coreplex = p(BuildCoreplex)(p, outer.c)
val io: B = b(coreplex)
val coreplex = p(BuildCoreplex)(outer.c, p)
val coreplexIO = coreplex.io
val mmioNetwork =
Module(new TileLinkRecursiveInterconnect(1, p(GlobalAddrMap).subMap("io:ext"))(
p.alterPartial({ case TLId => "L2toMMIO" })))
mmioNetwork.io.in.head <> coreplex.io.master.mmio.get
mmioNetwork.io.in.head <> coreplexIO.master.mmio.get
outer.legacy.module.io.legacy <> mmioNetwork.port("TL2")
println("Generated Address Map")
@ -86,5 +88,5 @@ abstract class BaseTopModule[+L <: BaseTop, +B <: BaseTopBundle](val p: Paramete
println(p(ConfigString))
ConfigStringOutput.contents = Some(p(ConfigString))
io.success := coreplex.io.success
io.success := coreplexIO.success
}