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Merge branch 'main' into shuttle

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This commit is contained in:
Jerry Zhao
2023-06-12 21:54:23 -07:00
parent 7995f1de64 3dea032271
commit a486194d3d
14 changed files with 120 additions and 39 deletions
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1
generators/bar-fetchers Submodule

Submodule generators/bar-fetchers added at 3a33d818ae

4
generators/chipyard/src/main/scala/config/NoCConfigs.scala
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@@ -68,9 +68,9 @@ class MultiNoCConfig extends Config(
"serial-tl" -> 0),
outNodeMapping = ListMap(
"error" -> 1, "l2[0]" -> 2, "pbus" -> 3, "plic" -> 4,
"clint" -> 5, "dmInner" -> 6, "bootrom" -> 7, "tileClockGater" -> 8, "tileResetSetter" -> 9)),
"clint" -> 5, "dmInner" -> 6, "bootrom" -> 7, "clock" -> 8)),
NoCParams(
topology = TerminalRouter(BidirectionalLine(10)),
topology = TerminalRouter(BidirectionalLine(9)),
channelParamGen = (a, b) => UserChannelParams(Seq.fill(5) { UserVirtualChannelParams(4) }),
routingRelation = NonblockingVirtualSubnetworksRouting(TerminalRouterRouting(BidirectionalLineRouting()), 5, 1))
)) ++

9
generators/chipyard/src/main/scala/config/RocketConfigs.scala
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@@ -126,3 +126,12 @@ class CustomIOChipTopRocketConfig extends Config(
new chipyard.example.WithCustomIOCells ++
new freechips.rocketchip.subsystem.WithNBigCores(1) ++ // single rocket-core
new chipyard.config.AbstractConfig)
class PrefetchingRocketConfig extends Config(
new barf.WithHellaCachePrefetcher(Seq(0), barf.SingleStridedPrefetcherParams()) ++ // strided prefetcher, sits in front of the L1D$, monitors core requests to prefetching into the L1D$
new barf.WithTLICachePrefetcher(barf.MultiNextLinePrefetcherParams()) ++ // next-line prefetcher, sits between L1I$ and L2, monitors L1I$ misses to prefetch into L2
new barf.WithTLDCachePrefetcher(barf.SingleAMPMPrefetcherParams()) ++ // AMPM prefetcher, sits between L1D$ and L2, monitors L1D$ misses to prefetch into L2
new chipyard.config.WithTilePrefetchers ++ // add TL prefetchers between tiles and the sbus
new freechips.rocketchip.subsystem.WithNonblockingL1(2) ++ // non-blocking L1D$, L1 prefetching only works with non-blocking L1D$
new freechips.rocketchip.subsystem.WithNBigCores(1) ++ // single rocket-core
new chipyard.config.AbstractConfig)

17
generators/chipyard/src/main/scala/config/fragments/TileFragments.scala
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@@ -9,7 +9,10 @@ import freechips.rocketchip.rocket.{RocketCoreParams, MulDivParams, DCacheParams
import boom.common.{BoomTileAttachParams}
import cva6.{CVA6TileAttachParams}
import sodor.common.{SodorTileAttachParams}
import ibex.{IbexTileAttachParams}
import testchipip._
import barf.{TilePrefetchingMasterPortParams}
class WithL2TLBs(entries: Int) extends Config((site, here, up) => {
case TilesLocated(InSubsystem) => up(TilesLocated(InSubsystem), site) map {
@@ -79,3 +82,17 @@ class WithRocketDCacheScratchpad extends Config((site, here, up) => {
}
})
class WithTilePrefetchers extends Config((site, here, up) => {
case TilesLocated(InSubsystem) => up(TilesLocated(InSubsystem), site) map {
case tp: RocketTileAttachParams => tp.copy(crossingParams = tp.crossingParams.copy(
master = TilePrefetchingMasterPortParams(tp.tileParams.hartId, tp.crossingParams.master)))
case tp: BoomTileAttachParams => tp.copy(crossingParams = tp.crossingParams.copy(
master = TilePrefetchingMasterPortParams(tp.tileParams.hartId, tp.crossingParams.master)))
case tp: SodorTileAttachParams => tp.copy(crossingParams = tp.crossingParams.copy(
master = TilePrefetchingMasterPortParams(tp.tileParams.hartId, tp.crossingParams.master)))
case tp: IbexTileAttachParams => tp.copy(crossingParams = tp.crossingParams.copy(
master = TilePrefetchingMasterPortParams(tp.tileParams.hartId, tp.crossingParams.master)))
case tp: CVA6TileAttachParams => tp.copy(crossingParams = tp.crossingParams.copy(
master = TilePrefetchingMasterPortParams(tp.tileParams.hartId, tp.crossingParams.master)))
}
})