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Hardware Validation of Safety Critical Scheduling

机译:安全关键调度的硬件验证

摘要

The exemplary embodiments are related to a device, a system, and a method for implementing a hardware mechanism that is configured to validate the performance of scheduling software utilized by a safety-critical system. The hardware device may receive an indication that a first frame of a frame schedule is in use. The hardware device may also monitor a time parameter corresponding to the first frame. The hardware device may also determine whether an indication that a second frame of the frame schedule is in use is received prior to the expiration of the time parameter. When the indication that the second frame of the frame scheduler is in use is not received prior to the expiration of time parameter, the hardware device may send a signal to an operating system of the safety-critical system indicating that an error in executing the frame scheduled has occurred.
机译:示例性实施例与用于实现用于验证安全关键系统使用的调度软件的性能的硬件机制有关的设备,系统和方法。硬件设备可以接收帧时间表正在使用的第一帧的指示。硬件设备还可以监视与第一帧对应的时间参数。硬件设备还可以确定是否在时间参数到期之前接收帧时间表的第二帧是否正在使用的指示。当在时间参数到期之前未接收到帧调度器的第二帧的指示,硬件设备可以向安全关键系统的操作系统发送信号,指示执行帧的错误计划发生了。

著录项

  • 公开/公告号US2021216415A1

    专利类型

  • 公开/公告日2021-07-15

    原文格式PDF

  • 申请/专利权人 WIND RIVER SYSTEMS INC.;

    申请/专利号US202016738143

  • 发明设计人 MARK DAPOZ;MARTIN COCKING;

    申请日2020-01-09

  • 分类号G06F11/14;G06F9/48;

  • 国家 US

  • 入库时间 2022-08-24 19:56:47

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