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Information processing device for assigning processes to a main CPU or sub-CPU based on a sleeping state

机译:用于基于休眠状态将处理分配给主CPU或子CPU的信息处理设备

摘要

An information processing device of the present invention comprises a main CPU capable of taking at least two states which are an operating state and a sleeping state, a sub-CPU having power consumption lower than that of the main CPU and capable of taking at least two states which are an operating state and a sleeping state, and a process request determining section for determining which of the main CPU and the sub-CPU is caused to execute a process related to a request from a peripheral device. The process request determining section determines whether the main CPU is in the sleeping state or the operating state, and when the main CPU is in the sleeping state, determines whether or not the sub-CPU can be caused to execute the process, and when the main CPU is in the operating state, determines whether or not the main CPU can be caused to execute the process, and depending on a result of the determination, causes the main CPU or the sub-CPU to execute the process.
机译:本发明的信息处理设备包括:主CPU,其能够采取至少两个状态,即操作状态和睡眠状态;子CPU,其功耗低于主CPU的功耗,并且能够采取至少两种状态:另外,处理请求判定单元决定为使主CPU和副CPU中的哪一个执行与来自外围设备的请求有关的处理。处理请求确定部分确定主CPU是处于睡眠状态还是操作状态,并且当主CPU处于睡眠状态时,确定是否可以使子CPU执行处理,以及何时进行处理。主CPU处于操作状态,确定是否可以使主CPU执行该处理,并且根据确定结果,使主CPU或子CPU执行该处理。

著录项

  • 公开/公告号US7725749B2

    专利类型

  • 公开/公告日2010-05-25

    原文格式PDF

  • 申请/专利权人 SHUICHI MITARAI;

    申请/专利号US20050658088

  • 发明设计人 SHUICHI MITARAI;

    申请日2005-08-02

  • 分类号G06F1;G06F1/26;G06F1/32;

  • 国家 US

  • 入库时间 2022-08-21 18:49:47

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