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rocket-chip/src/main/scala/groundtest/Tile.scala

52 lines
1.6 KiB
Scala

// See LICENSE.SiFive for license details.
// See LICENSE.Berkeley for license details.
package freechips.rocketchip.groundtest
import Chisel._
import freechips.rocketchip.config._
import freechips.rocketchip.coreplex._
import freechips.rocketchip.diplomacy._
import freechips.rocketchip.rocket._
import freechips.rocketchip.chip._
import freechips.rocketchip.tile._
import freechips.rocketchip.tilelink._
import scala.collection.mutable.ListBuffer
trait GroundTestTileParams extends TileParams {
val memStart: BigInt
val maxRequests: Int
val numGens: Int
def build(i: Int, p: Parameters): GroundTestTile
val icache = None
val btb = None
val rocc = Nil
val core = RocketCoreParams(nPMPs = 0) //TODO remove this
val cached = if(dcache.isDefined) 1 else 0
val dataScratchpadBytes = 0
}
case object GroundTestTilesKey extends Field[Seq[GroundTestTileParams]]
abstract class GroundTestTile(params: GroundTestTileParams)(implicit p: Parameters) extends BaseTile(params)(p) {
val slave = None
val dcacheOpt = params.dcache.map { dc => HellaCache(0, dc.nMSHRs == 0) }
dcacheOpt.foreach { tileBus.node := _.node }
override lazy val module = new GroundTestTileModule(this, () => new GroundTestTileBundle(this))
}
class GroundTestTileBundle[+L <: GroundTestTile](_outer: L) extends BaseTileBundle(_outer) {
val status = new GroundTestStatus
}
class GroundTestTileModule[+L <: GroundTestTile, +B <: GroundTestTileBundle[L]](_outer: L, _io: () => B) extends BaseTileModule(_outer, _io) {
outer.dcacheOpt foreach { dcache =>
val ptw = Module(new DummyPTW(1))
ptw.io.requestors.head <> dcache.module.io.ptw
}
}