Dynamic and adaptive allocation of applications on MPSoC platforms

  • Authors:
  • Andreas Schranzhofer;Jian-Jia Chen;Luca Santinelli;Lothar Thiele

  • Affiliations:
  • Swiss Federal Institute of Technology (ETH), Zurich, Switzerland;Swiss Federal Institute of Technology (ETH), Zurich, Switzerland;Scuola Superiore Sant'Anna (SSSUP), Pisa, Italy;Swiss Federal Institute of Technology (ETH), Zurich, Switzerland

  • Venue:
  • Proceedings of the 2010 Asia and South Pacific Design Automation Conference
  • Year:
  • 2010

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Abstract

Multi-Processor Systems-on-Chip (MPSoC) are an increasingly important design paradigm not only for mobile embedded systems but also for industrial applications such as automotive and avionic systems. Such systems typically execute multiple concurrent applications, with different execution modes. Modes define differences in functionality and computational resource demands and are assigned with an execution probability. We propose a dynamic mapping approach to maintain low power consumption over the system lifetime. Mapping templates for different application modes and execution probabilities are computed offline and stored on the system. At runtime a manager monitors the system and chooses an appropriate pre-computed template. Experiments show that our approach outperforms global static mapping approaches up to 45%.