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tilelink2: add synthesizable test methods for Parameters

This commit is contained in:
Wesley W. Terpstra 2016-08-19 13:47:18 -07:00
parent 7328b55abd
commit 9a460322da

View File

@ -61,6 +61,8 @@ case class TransferSizes(min: Int, max: Int)
object TransferSizes {
def apply(x: Int) = new TransferSizes(x)
val none = new TransferSizes(0)
implicit def asBool(x: TransferSizes) = !x.none
}
// AddressSets specify the mask of bits consumed by the manager
@ -91,13 +93,13 @@ case class TLManagerParameters(
address: Seq[AddressSet],
sinkId: IdRange = IdRange(0, 1),
regionType: RegionType.T = RegionType.UNCACHEABLE,
// Supports both Acquire+Release of these sizes
// Supports both Acquire+Release+Finish of these sizes
supportsAcquire: TransferSizes = TransferSizes.none,
supportsAtomic: TransferSizes = TransferSizes.none,
supportsGet: TransferSizes = TransferSizes.none,
supportsPutFull: TransferSizes = TransferSizes.none,
supportsPutPartial: TransferSizes = TransferSizes.none,
supportsHints: Boolean = false,
supportsHint: Boolean = false,
// If fifoId=Some, all messages sent to the same fifoId are delivered in FIFO order
fifoId: Option[Int] = None)
{
@ -108,6 +110,7 @@ case class TLManagerParameters(
require (supportsAcquire.none || a.alignment1 >= supportsAcquire.max-1)
})
// Largest support transfer of all types
val maxTransfer = List(
supportsAcquire.max,
supportsAtomic.max,
@ -128,44 +131,106 @@ case class TLManagerPortParameters(managers: Seq[TLManagerParameters], beatBytes
})})
})
// Bounds on required sizes
def endSinkId = managers.map(_.sinkId.end).max
def maxAddress = managers.map(_.address.map(_.max).max).max
def maxGet = managers.map(_.supportsGet.max).max
def maxTransfer = managers.map(_.maxTransfer).max
// Operation sizes supported by all outward Managers
val allSupportAcquire = managers.map(_.supportsAcquire) .reduce(_ intersect _)
val allSupportAtomic = managers.map(_.supportsAtomic) .reduce(_ intersect _)
val allSupportGet = managers.map(_.supportsGet) .reduce(_ intersect _)
val allSupportPutFull = managers.map(_.supportsPutFull) .reduce(_ intersect _)
val allSupportPutPartial = managers.map(_.supportsPutPartial).reduce(_ intersect _)
val allSupportHint = managers.map(_.supportsHint) .reduce(_ && _)
// These return Option[TLSinkParameters] for your convenience
def findById(x: Int) = managers.find(_.sinkId.contains(x))
def findByAddress(x: BigInt) = managers.find(_.address.exists(_.contains(x)))
// These return Option[TLManagerParameters] for your convenience
def find(address: BigInt) = managers.find(_.address.exists(_.contains(address)))
def findById(id: Int) = managers.find(_.sinkId.contains(id))
//def buildCacheInfo(): UInt => Chilse(RegionType) // UInt = address, not sink_id
//def buildAtomicInfo(): UInt => Bool
// Synthesizable lookup methods
def find(address: UInt) = Vec(managers.map(_.address.map(_.contains(address)).reduce(_ || _)))
def findById(id: UInt) = Vec(managers.map(_.sinkId.contains(id)))
// Does this Port manage this ID/address?
def contains(address: UInt) = find(address).reduce(_ || _)
def containsById(id: UInt) = findById(id).reduce(_ || _)
private def safety_helper(member: TLManagerParameters => TransferSizes)(address: UInt, lgSize: UInt) = {
(find(address) zip managers.map(member(_).containsLg(lgSize)))
.map { case (m, s) => m && s } reduce (_ || _)
}
// Check for support of a given operation at a specific address
val supportsAcquire = safety_helper(_.supportsAcquire) _
val supportsAtomic = safety_helper(_.supportsAtomic) _
val supportsGet = safety_helper(_.supportsGet) _
val supportsPutFull = safety_helper(_.supportsPutFull) _
val supportsPutPartial = safety_helper(_.supportsPutPartial) _
def supportsHint(address: UInt) = {
(find(address) zip managers.map(_.supportsHint))
.map { case (m, b) => m && Bool(b) } reduce (_ || _)
}
}
case class TLClientParameters(
sourceId: IdRange = IdRange(0,1),
// Supports both Probe+Grant of these sizes
supportsProbe: TransferSizes = TransferSizes.none,
supportsAtomics: TransferSizes = TransferSizes.none,
supportsAtomic: TransferSizes = TransferSizes.none,
supportsGet: TransferSizes = TransferSizes.none,
supportsPutFull: TransferSizes = TransferSizes.none,
supportsPutPartial: TransferSizes = TransferSizes.none,
supportsHints: Boolean = false)
supportsHint: Boolean = false)
{
val maxTransfer = List(
supportsProbe.max,
supportsAtomics.max,
supportsAtomic.max,
supportsGet.max,
supportsPutFull.max,
supportsPutPartial.max).max
}
case class TLClientPortParameters(clients: Seq[TLClientParameters]) {
// Require disjoint ranges for Ids
clients.combinations(2).foreach({ case Seq(x,y) =>
require (!x.sourceId.overlaps(y.sourceId))
})
// Bounds on required sizes
def endSourceId = clients.map(_.sourceId.end).max
def maxTransfer = clients.map(_.maxTransfer).max
// def nSources: Int = sourceView.map(_.sourceIds.count).sum
// def nCaches: Int = sourceView.map(s => if(s.supportsProbe) 1 else 0).sum
//def makeSourceToCache() = ...
//def makeCacheToStartSource() = ...
// Operation sizes supported by all inward Clients
val allSupportProbe = clients.map(_.supportsProbe) .reduce(_ intersect _)
val allSupportAtomic = clients.map(_.supportsAtomic) .reduce(_ intersect _)
val allSupportGet = clients.map(_.supportsGet) .reduce(_ intersect _)
val allSupportPutFull = clients.map(_.supportsPutFull) .reduce(_ intersect _)
val allSupportPutPartial = clients.map(_.supportsPutPartial).reduce(_ intersect _)
val allSupportHint = clients.map(_.supportsHint) .reduce(_ && _)
// These return Option[TLClientParameters] for your convenience
def find(id: Int) = clients.find(_.sourceId.contains(id))
// Synthesizable lookup methods
def find(id: UInt) = Vec(clients.map(_.sourceId.contains(id)))
def contains(id: UInt) = find(id).reduce(_ || _)
private def safety_helper(member: TLClientParameters => TransferSizes)(address: UInt, lgSize: UInt) = {
(find(address) zip clients.map(member(_).containsLg(lgSize)))
.map { case (m, s) => m && s } reduce (_ || _)
}
// Check for support of a given operation at a specific id
val supportsProbe = safety_helper(_.supportsProbe) _
val supportsAtomic = safety_helper(_.supportsAtomic) _
val supportsGet = safety_helper(_.supportsGet) _
val supportsPutFull = safety_helper(_.supportsPutFull) _
val supportsPutPartial = safety_helper(_.supportsPutPartial) _
def supportsHint(address: UInt) = {
(find(address) zip clients.map(_.supportsHint))
.map { case (m, b) => m && Bool(b) } reduce (_ || _)
}
}
case class TLBundleParameters(