Modelling and refinement of an on-chip communication architecture

  • Authors:
  • Juha Plosila;Pasi Liljeberg;Jouni Isoaho

  • Affiliations:
  • Dept. of Information Technology, University of Turku, Finland;Dept. of Information Technology, University of Turku, Finland;Dept. of Information Technology, University of Turku, Finland

  • Venue:
  • ICFEM'05 Proceedings of the 7th international conference on Formal Methods and Software Engineering
  • Year:
  • 2005

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Abstract

In this paper, we present a formal modeling and refinement approach for on-chip communication architecture development, based on the Action Systems formalism. Stepwise refinement from an abstract high-level initial model to an implementable parallel switch based model is discussed. The focus is on gradually decomposing the initial specification into a composition of concurrently operating subsystems. Data transactions are modelled with atomic message passing events via interface procedures, for which a new notation is introduced. The concept is demonstrated by a network-like pipelined bus platform.