diff options
Diffstat (limited to 'src/main')
| -rw-r--r-- | src/main/scala/chisel3/util/Decoupled.scala | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/src/main/scala/chisel3/util/Decoupled.scala b/src/main/scala/chisel3/util/Decoupled.scala index 6a3aad24..82511ee5 100644 --- a/src/main/scala/chisel3/util/Decoupled.scala +++ b/src/main/scala/chisel3/util/Decoupled.scala @@ -92,6 +92,15 @@ object Decoupled /** Wraps some Data with a DecoupledIO interface. */ def apply[T <: Data](gen: T): DecoupledIO[T] = new DecoupledIO(gen) + // TODO: use a proper empty data type, this is a quick and dirty solution + private final class EmptyBundle extends Bundle + + // Both of these methods return DecoupledIO parameterized by the most generic type: Data + /** Returns a [[DecoupledIO]] inteface with no payload */ + def apply(): DecoupledIO[Data] = apply(new EmptyBundle) + /** Returns a [[DecoupledIO]] inteface with no payload */ + def empty: DecoupledIO[Data] = Decoupled() + /** Downconverts an IrrevocableIO output to a DecoupledIO, dropping guarantees of irrevocability. * * @note unsafe (and will error) on the producer (input) side of an IrrevocableIO |