from migen.flow.network import * from migen.flow.transactions import * from migen.actorlib import misc from migen.actorlib.sim import * from migen.sim.generic import Simulator from migen.sim.icarus import Runner def source_gen(): for i in range(10): v = i + 5 print("==> " + str(v)) yield Token("source", {"value": v}) def sink_gen(): while True: t = Token("sink") yield t print(t.value["value"]) def main(): source = SimActor(source_gen(), ("source", Source, [("value", 32)])) loop = misc.IntSequence(32) sink = SimActor(sink_gen(), ("sink", Sink, [("value", 32)])) g = DataFlowGraph() g.add_connection(source, loop) g.add_connection(loop, sink) comp = CompositeActor(g) fragment = comp.get_fragment() sim = Simulator(fragment, Runner()) sim.run(500) main()