Please use this identifier to cite or link to this item: https://doi.org/10.21256/zhaw-23993
Publication type: Conference paper
Type of review: Peer review (publication)
Title: Dynamic lockstep processors for applications with functional safety relevance
Authors: Doran, Hans Dermot
Lang, Timo
et. al: No
DOI: 10.1109/ETFA45728.2021.9613543
10.21256/zhaw-23993
Proceedings: 2021 26th IEEE International Conference on Emerging Technologies and Factory Automation (ETFA )
Conference details: 26th IEEE International Conference on Emerging Technologies and Factory Automation (ETFA ), Vasteras, Sweden (online), 7-10 September 2021
Issue Date: 2021
Publisher / Ed. Institution: IEEE
ISBN: 978-1-7281-2989-1
Language: English
Subjects: Functional safety; Lockstep processor; Embedded system; Computer architecture
Subject (DDC): 006: Special computer methods
Abstract: Lockstep processing is a recognized technique for helping to secure functional-safety relevant processing against, for instance, single upset errors that might cause faulty execution of code. Lockstepping processors does however bind processing resources in a fashion not beneficial to architectures and applications that would benefit from multi-core/-processors. We propose a novel on-demand synchronizing of cores/processors for lock-step operation featuring post-processing resource release, a concept that facilitates the implementation of modularly redundant core/processor arrays. We discuss the fundamentals of the design and some implementation notes on work achieved to date.
Further description: © 2021 IEEE. Personal use of this material is permitted. Permission from IEEE must be obtained for all other uses, in any current or future media, including reprinting/republishing this material for advertising or promotional purposes, creating new collective works, for resale or redistribution to servers or lists, or reuse of any copyrighted component of this work in other works.
URI: https://digitalcollection.zhaw.ch/handle/11475/23993
Fulltext version: Accepted version
License (according to publishing contract): Licence according to publishing contract
Departement: School of Engineering
Organisational Unit: Institute of Embedded Systems (InES)
Appears in collections:Publikationen School of Engineering

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Doran, H. D., & Lang, T. (2021). Dynamic lockstep processors for applications with functional safety relevance. 2021 26th IEEE International Conference on Emerging Technologies and Factory Automation (ETFA ). https://doi.org/10.1109/ETFA45728.2021.9613543
Doran, H.D. and Lang, T. (2021) ‘Dynamic lockstep processors for applications with functional safety relevance’, in 2021 26th IEEE International Conference on Emerging Technologies and Factory Automation (ETFA ). IEEE. Available at: https://doi.org/10.1109/ETFA45728.2021.9613543.
H. D. Doran and T. Lang, “Dynamic lockstep processors for applications with functional safety relevance,” in 2021 26th IEEE International Conference on Emerging Technologies and Factory Automation (ETFA ), 2021. doi: 10.1109/ETFA45728.2021.9613543.
DORAN, Hans Dermot und Timo LANG, 2021. Dynamic lockstep processors for applications with functional safety relevance. In: 2021 26th IEEE International Conference on Emerging Technologies and Factory Automation (ETFA ). Conference paper. IEEE. 2021. ISBN 978-1-7281-2989-1
Doran, Hans Dermot, and Timo Lang. 2021. “Dynamic Lockstep Processors for Applications with Functional Safety Relevance.” Conference paper. In 2021 26th IEEE International Conference on Emerging Technologies and Factory Automation (ETFA ). IEEE. https://doi.org/10.1109/ETFA45728.2021.9613543.
Doran, Hans Dermot, and Timo Lang. “Dynamic Lockstep Processors for Applications with Functional Safety Relevance.” 2021 26th IEEE International Conference on Emerging Technologies and Factory Automation (ETFA ), IEEE, 2021, https://doi.org/10.1109/ETFA45728.2021.9613543.


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