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Analysis and research of RTOS multi-kernel expansion based on multi-core processor

Source: Internet
Author: User
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The 4th Chapter RTOs the SMP expansion design and realizes the single core RTOs SMP expansion, needs to solve the system initialization, the task scheduling, the CPU synchronization and mutually exclusive, as well as the interrupt processing and so on aspect question, this article will propose the corresponding solution for these problems, and carries on the SMP extension realization on the uc/os-ii. 4.1 System Initialization Although the CPU status of the SMP system is equal, there is no primary and secondary, but because there is only one "execution context" during system initialization, there can only be one CPU

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