Sensitivity-driven co-synthesis of distributed embedded systems

  • Authors:
  • Ti-Yen Yen;Wayne Wolf

  • Affiliations:
  • Department of Electrical Engineering, Princeton University, Princeton, NJ;Department of Electrical Engineering, Princeton University, Princeton, NJ

  • Venue:
  • ISSS '95 Proceedings of the 8th international symposium on System synthesis
  • Year:
  • 1995

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Abstract

Abstract: Describes a new, sensitivity-driven algorithm for the co-synthesis of real-time distributed embedded systems. Many embedded computing systems are distributed systems: communicating periodic processes executing on several CPUs/ASICs connected by communication links. We use performance estimates to compute a local sensitivity of the design to process allocation. We propose a priority prediction method to schedule processes. Based on these techniques, we develop a gradient-search algorithm which co-synthesizes heterogeneous distributed systems of arbitrary topology and the associated application software architecture. Experimental results show that our algorithm can find good implementation architectures in small amounts of CPU time.