diff options
| author | Jim Lawson | 2016-07-20 17:08:55 -0700 |
|---|---|---|
| committer | Jim Lawson | 2016-07-20 17:08:55 -0700 |
| commit | 1fa57cc3f76bc3e5de7e6b943abe70becdcb2295 (patch) | |
| tree | 1cea032150aae31fdf7cb995b26724be4b0ceb38 /src/main/scala/chisel3/util/Arbiter.scala | |
| parent | 2dce378deda1cc33833eb378c89a1c5415817bae (diff) | |
More literal/width rangling.
Diffstat (limited to 'src/main/scala/chisel3/util/Arbiter.scala')
| -rw-r--r-- | src/main/scala/chisel3/util/Arbiter.scala | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/src/main/scala/chisel3/util/Arbiter.scala b/src/main/scala/chisel3/util/Arbiter.scala index 44cc88b6..0ece3a0a 100644 --- a/src/main/scala/chisel3/util/Arbiter.scala +++ b/src/main/scala/chisel3/util/Arbiter.scala @@ -11,7 +11,7 @@ import chisel3._ class ArbiterIO[T <: Data](gen: T, n: Int) extends Bundle { val in = Flipped(Vec(n, DecoupledIO(gen))) val out = DecoupledIO(gen) - val chosen = Output(UInt(log2Up(n))) + val chosen = Output(UInt.width(log2Up(n))) } /** Arbiter Control determining which producer has access */ @@ -56,7 +56,7 @@ abstract class LockingArbiterLike[T <: Data](gen: T, n: Int, count: Int, needsLo class LockingRRArbiter[T <: Data](gen: T, n: Int, count: Int, needsLock: Option[T => Bool] = None) extends LockingArbiterLike[T](gen, n, count, needsLock) { lazy val lastGrant = RegEnable(io.chosen, io.out.firing) - lazy val grantMask = (0 until n).map(UInt(_) > lastGrant) + lazy val grantMask = (0 until n).map(UInt.Lit(_) > lastGrant) lazy val validMask = io.in zip grantMask map { case (in, g) => in.valid && g } override def grant: Seq[Bool] = { @@ -64,7 +64,7 @@ class LockingRRArbiter[T <: Data](gen: T, n: Int, count: Int, needsLock: Option[ (0 until n).map(i => ctrl(i) && grantMask(i) || ctrl(i + n)) } - override lazy val choice = Wire(init=UInt(n-1)) + override lazy val choice = Wire(init=UInt.Lit(n-1)) for (i <- n-2 to 0 by -1) when (io.in(i).valid) { choice := UInt.Lit(i) } for (i <- n-1 to 1 by -1) @@ -75,7 +75,7 @@ class LockingArbiter[T <: Data](gen: T, n: Int, count: Int, needsLock: Option[T extends LockingArbiterLike[T](gen, n, count, needsLock) { def grant: Seq[Bool] = ArbiterCtrl(io.in.map(_.valid)) - override lazy val choice = Wire(init=UInt(n-1)) + override lazy val choice = Wire(init=UInt.Lit(n-1)) for (i <- n-2 to 0 by -1) when (io.in(i).valid) { choice := UInt.Lit(i) } } @@ -103,7 +103,7 @@ class RRArbiter[T <: Data](gen:T, n: Int) extends LockingRRArbiter[T](gen, n, 1) class Arbiter[T <: Data](gen: T, n: Int) extends Module { val io = IO(new ArbiterIO(gen, n)) - io.chosen := UInt(n-1) + io.chosen := UInt.Lit(n-1) io.out.bits := io.in(n-1).bits for (i <- n-2 to 0 by -1) { when (io.in(i).valid) { |
