Events

class torii.lib.soc.event.Source(*, trigger: Trigger = 'level', name: str | None = None, src_loc_at: int = 0)
class torii.lib.soc.event.EventMap

Event map.

An event map is a description of a set of events. It is built by adding event sources and can be queried later to determine their index. Event indexing is done implicitly by increment, starting at 0.

class torii.lib.soc.event.Monitor(*args, src_loc_at: int = 0, **kwargs)

Event monitor.

A monitor for subordinate event sources.

Parameters:

  • event_map (EventMap) – Event map.

  • trigger (Source.Trigger) – Trigger mode. See Source.

Variables:

  • src (Source) – Event source. Its input is asserted when a subordinate event is enabled and pending.

  • enable (Signal(event_map.size), bit mask, in) – Enabled events.

  • pending (Signal(event_map.size), bit mask, out) – Pending events.

  • clear (Signal(event_map.size), bit mask, in) – Clear selected pending events.