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config: when modifying Parameters, subordinate lookups use top

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This commit is contained in:
Wesley W. Terpstra 2016-11-23 18:06:33 -08:00
parent 566cc9e60b
commit 9f1c668c4f
4 changed files with 22 additions and 21 deletions
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30
src/main/scala/coreplex/Configs.scala
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@ -124,39 +124,39 @@ class WithNCores(n: Int) extends Config(
class WithNBanksPerMemChannel(n: Int) extends Config(
(pname, site, here, up) => pname match {
case BankedL2Config => up(BankedL2Config).copy(nBanksPerChannel = n)
case BankedL2Config => up(BankedL2Config, site).copy(nBanksPerChannel = n)
case _ => throw new CDEMatchError
})
class WithNTrackersPerBank(n: Int) extends Config(
(pname, site, here, up) => pname match {
case BroadcastConfig => up(BroadcastConfig).copy(nTrackers = n)
case BroadcastConfig => up(BroadcastConfig, site).copy(nTrackers = n)
case _ => throw new CDEMatchError
})
// This is the number of sets **per way**
class WithL1ICacheSets(sets: Int) extends Config(
(pname, site, here, up) => pname match {
case CacheName("L1I") => up(CacheName("L1I")).copy(nSets = sets)
case CacheName("L1I") => up(CacheName("L1I"), site).copy(nSets = sets)
case _ => throw new CDEMatchError
})
// This is the number of sets **per way**
class WithL1DCacheSets(sets: Int) extends Config(
(pname, site, here, up) => pname match {
case CacheName("L1D") => up(CacheName("L1D")).copy(nSets = sets)
case CacheName("L1D") => up(CacheName("L1D"), site).copy(nSets = sets)
case _ => throw new CDEMatchError
})
class WithL1ICacheWays(ways: Int) extends Config(
(pname, site, here, up) => pname match {
case CacheName("L1I") => up(CacheName("L1I")).copy(nWays = ways)
case CacheName("L1I") => up(CacheName("L1I"), site).copy(nWays = ways)
case _ => throw new CDEMatchError
})
class WithL1DCacheWays(ways: Int) extends Config(
(pname, site, here, up) => pname match {
case CacheName("L1D") => up(CacheName("L1D")).copy(nWays = ways)
case CacheName("L1D") => up(CacheName("L1D"), site).copy(nWays = ways)
case _ => throw new CDEMatchError
})
@ -169,7 +169,7 @@ class WithCacheBlockBytes(linesize: Int) extends Config(
class WithDataScratchpad(n: Int) extends Config(
(pname,site,here,up) => pname match {
case DataScratchpadSize => n
case CacheName("L1D") => up(CacheName("L1D")).copy(nSets = n / site(CacheBlockBytes))
case CacheName("L1D") => up(CacheName("L1D"), site).copy(nSets = n / site(CacheBlockBytes))
case _ => throw new CDEMatchError
})
@ -188,7 +188,7 @@ class WithL2Cache extends Config(
class WithBufferlessBroadcastHub extends Config(
(pname, site, here, up) => pname match {
case BroadcastConfig => up(BroadcastConfig).copy(bufferless = true)
case BroadcastConfig => up(BroadcastConfig, site).copy(bufferless = true)
})
/**
@ -206,12 +206,12 @@ class WithBufferlessBroadcastHub extends Config(
class WithStatelessBridge extends Config(
(pname,site,here,up) => pname match {
/* !!! FIXME
case BankedL2Config => up(BankedL2Config).copy(coherenceManager = { case (_, _) =>
case BankedL2Config => up(BankedL2Config, site).copy(coherenceManager = { case (_, _) =>
val pass = LazyModule(new TLBuffer(0))
(pass.node, pass.node)
})
*/
case DCacheKey => up(DCacheKey).copy(nMSHRs = 0)
case DCacheKey => up(DCacheKey, site).copy(nMSHRs = 0)
case _ => throw new CDEMatchError
})
@ -227,7 +227,7 @@ class WithL2Capacity(size_kb: Int) extends Config(
class WithNL2Ways(n: Int) extends Config(
(pname,site,here,up) => pname match {
case CacheName("L2") => up(CacheName("L2")).copy(nWays = n)
case CacheName("L2") => up(CacheName("L2"), site).copy(nWays = n)
})
class WithRV32 extends Config(
@ -239,7 +239,7 @@ class WithRV32 extends Config(
class WithBlockingL1 extends Config(
(pname,site,here,up) => pname match {
case DCacheKey => up(DCacheKey).copy(nMSHRs = 0)
case DCacheKey => up(DCacheKey, site).copy(nMSHRs = 0)
case _ => throw new CDEMatchError
})
@ -250,9 +250,9 @@ class WithSmallCores extends Config(
case UseVM => false
case BtbKey => BtbParameters(nEntries = 0)
case NAcquireTransactors => 2
case CacheName("L1D") => up(CacheName("L1D")).copy(nSets = 64, nWays = 1, nTLBEntries = 4)
case CacheName("L1I") => up(CacheName("L1I")).copy(nSets = 64, nWays = 1, nTLBEntries = 4)
case DCacheKey => up(DCacheKey).copy(nMSHRs = 0)
case CacheName("L1D") => up(CacheName("L1D"), site).copy(nSets = 64, nWays = 1, nTLBEntries = 4)
case CacheName("L1I") => up(CacheName("L1I"), site).copy(nSets = 64, nWays = 1, nTLBEntries = 4)
case DCacheKey => up(DCacheKey, site).copy(nMSHRs = 0)
case _ => throw new CDEMatchError
})

4
src/main/scala/groundtest/Configs.scala
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@ -123,7 +123,7 @@ class WithAtomics extends Config(
class WithPrefetches extends Config(
(pname, site, here, up) => pname match {
case ComparatorKey => up(ComparatorKey).copy(prefetches = true)
case ComparatorKey => up(ComparatorKey, site).copy(prefetches = true)
case _ => throw new CDEMatchError
})
@ -202,6 +202,6 @@ class WithTraceGen extends Config(
}.flatten
}
case UseAtomics => true
case CacheName("L1D") => up(CacheName("L1D")).copy(nSets = 16, nWays = 1)
case CacheName("L1D") => up(CacheName("L1D"), site).copy(nSets = 16, nWays = 1)
case _ => throw new CDEMatchError
})

6
src/main/scala/rocketchip/Configs.scala
View File

@ -57,14 +57,14 @@ class PLRUL2Config extends Config(new WithPLRU ++ new DefaultL2Config)
class WithNMemoryChannels(n: Int) extends Config(
(pname,site,here,up) => pname match {
case BankedL2Config => up(BankedL2Config).copy(nMemoryChannels = n)
case BankedL2Config => up(BankedL2Config, site).copy(nMemoryChannels = n)
case _ => throw new CDEMatchError
}
)
class WithExtMemSize(n: Long) extends Config(
(pname,site,here,up) => pname match {
case ExtMem => up(ExtMem).copy(size = n)
case ExtMem => up(ExtMem, site).copy(size = n)
case _ => throw new CDEMatchError
}
)
@ -95,7 +95,7 @@ class RoccExampleConfig extends Config(new WithRoccExample ++ new BaseConfig)
class WithEdgeDataBits(dataBits: Int) extends Config(
(pname, site, here, up) => pname match {
case ExtMem => up(ExtMem).copy(beatBytes = dataBits/8)
case ExtMem => up(ExtMem, site).copy(beatBytes = dataBits/8)
case _ => throw new CDEMatchError
})

3
src/main/scala/util/Config.scala
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@ -6,7 +6,8 @@ class CDEMatchError() extends Exception {
}
abstract class View {
final def apply[T](pname: Field[T]): T = find(pname, this).asInstanceOf[T]
final def apply[T](pname: Field[T]): T = apply(pname, this)
final def apply[T](pname: Field[T], site: View): T = find(pname, site).asInstanceOf[T]
protected[config] def find(pname: Any, site: View): Any
}