A DSI occurs whenever a reference is made to a virtual address that is not currently loaded in physical memory (this is a page fault).

如果对当前不在物理内存中加载的虚拟地址进行引用(这是一个页面错误)，则会出现DSI错误。

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The RMO register is designed for each partition and is intended to facilitate each partition to reference address zero and yet a valid and unique address in the memory.

RMO 寄存器设计用于每个分区，并且可以帮助每个分区引用地址零、以及内存中有效的且唯一的地址。

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The part of a two-part memory address that remains constant and provides a reference point from which the location of a byte of data can be calculated.

保持恒定的两部分内存地址的一部分并提供一个基准点，从这里可以计算一个字节数据的位置。

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