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axi4: massage test cases into shape again

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This commit is contained in:
Wesley W. Terpstra
2017-04-25 17:56:06 -07:00
parent 9f08c484bd
commit e1a072a644
3 changed files with 19 additions and 11 deletions
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6
src/main/scala/uncore/axi4/Test.scala
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@ -26,8 +26,8 @@ class AXI4LiteFuzzRAM()(implicit p: Parameters) extends LazyModule
model.node := fuzz.node
xbar.node := TLDelayer(0.1)(TLBuffer(BufferParams.flow)(TLDelayer(0.2)(model.node)))
ram.node := AXI4Fragmenter()(AXI4Deinterleaver(16)(TLToAXI4(0, true )(xbar.node)))
gpio.node := AXI4Fragmenter()(AXI4Deinterleaver(16)(TLToAXI4(0, false)(xbar.node)))
ram.node := AXI4Fragmenter()(AXI4Deinterleaver(16)(TLToAXI4(4, true )(xbar.node)))
gpio.node := AXI4Fragmenter()(AXI4Deinterleaver(16)(TLToAXI4(4, false)(xbar.node)))
lazy val module = new LazyModuleImp(this) with HasUnitTestIO {
io.finished := fuzz.module.io.finished
@ -104,7 +104,7 @@ class AXI4FuzzSlave()(implicit p: Parameters) extends LazyModule
TLBuffer(BufferParams.flow)(
TLDelayer(0.1)(
AXI4ToTL()(
AXI4UserYanker(4)(
AXI4UserYanker(Some(4))(
AXI4Fragmenter()(
AXI4IdIndexer(2)(
node))))))))

8
src/main/scala/uncore/axi4/UserYanker.scala
View File

@ -8,8 +8,10 @@ import config._
import diplomacy._
import uncore.tilelink2.UIntToOH1
class AXI4UserYanker(maxFlightPerId: Int)(implicit p: Parameters) extends LazyModule
class AXI4UserYanker(capMaxFlight: Option[Int] = None)(implicit p: Parameters) extends LazyModule
{
// !!! make maxFlightPerId a cap and maxFlight a per AXI4 Master parameter
val maxFlightPerId = capMaxFlight.getOrElse(8)
require (maxFlightPerId >= 1)
val node = AXI4AdapterNode(
@ -80,8 +82,8 @@ class AXI4UserYanker(maxFlightPerId: Int)(implicit p: Parameters) extends LazyMo
object AXI4UserYanker
{
// applied to the AXI4 source node; y.node := AXI4UserYanker(idBits, maxFlight)(x.node)
def apply(maxFlight: Int)(x: AXI4OutwardNode)(implicit p: Parameters, sourceInfo: SourceInfo): AXI4OutwardNode = {
val yanker = LazyModule(new AXI4UserYanker(maxFlight))
def apply(capMaxFlight: Option[Int] = None)(x: AXI4OutwardNode)(implicit p: Parameters, sourceInfo: SourceInfo): AXI4OutwardNode = {
val yanker = LazyModule(new AXI4UserYanker(capMaxFlight))
yanker.node := x
yanker.node
}