CEVERO: A soft-error hardened SoC for aerospace applications

  • Igor Silva UFRN
  • Otávio do Espírito Santo UFRN
  • Diego do Nascimento IFRN
  • Samuel Xavier-de-Souza UFRN

Resumo


Radiation in the space environment poses a constant threat to circuit devices, and, as a solution, several fault tolerance techniques have been developed. However, some techniques use either proprietary technology or radiation-hardening specialized foundries to manufacture, either of which are not easily accessible to most researchers. There is, yet, another set of rad-hard techniques which provide sufficient fault tolerance to specific aerospace applications. The CEVERO SoC is a custom proofof-concept design that implements techniques as lockstep, dual module redundancy and state recovery in its inner fault tolerance module. It is meant to integrate with the open-source PULP platform and to open a path to a full fault-tolerant SoC.

Palavras-chave: Radiation-Hardened, Fault tolerance, Soft error, lockstep, DMR, CEVERO

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Publicado
23/11/2020
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SILVA, Igor; DO ESPÍRITO SANTO, Otávio; DO NASCIMENTO, Diego; XAVIER-DE-SOUZA, Samuel. CEVERO: A soft-error hardened SoC for aerospace applications. In: TRABALHOS EM ANDAMENTO - SIMPÓSIO BRASILEIRO DE ENGENHARIA DE SISTEMAS COMPUTACIONAIS (SBESC), 10. , 2020, Evento Online. Anais [...]. Porto Alegre: Sociedade Brasileira de Computação, 2020 . p. 121-126. ISSN 2763-9002. DOI: https://doi.org/10.5753/sbesc_estendido.2020.13100.