适用于功能安全相关应用的动态锁步处理器
Dynamic Lockstep Processors for Applications with Functional Safety Relevance
摘要:
锁步处理是一种公认的技术,用于帮助保护功能安全相关的处理,例如,可能导致错误执行代码的单一扰乱错误。然而,锁步处理器确实以不利于将受益于多核处理器的架构和应用的方式绑定处理资源。我们提出了一种新的按需同步的核心/处理器的锁步操作具有后处理资源释放,一个概念,有利于实现模块化冗余的核心/处理器阵列。我们讨论的基本设计和一些实现注意事项的工作取得了日期。
英文摘要:
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.
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