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一种操作系统的PowerPC440内存管理机制研究

颜纪迅 冉鹏 汤小明

计算机工程与应用2012,Vol.48Issue(30):62-67,6.
计算机工程与应用2012,Vol.48Issue(30):62-67,6.DOI:10.3778/j.issn.1002-8331.2012.30.015

一种操作系统的PowerPC440内存管理机制研究

Research on mechanism about MMU of PowerPC440 for operating system

颜纪迅 1冉鹏 1汤小明1

作者信息

  • 1. 西安飞行控制研究所,西安710065
  • 折叠

摘要

Abstract

Using the PowerPC440 as the platform, a memory management method which is totally based on Hash page table, realizes the memory protection between the kernel of operating system and the processes. The study on the construction method and characteristics of Hash page table proves that, by adding some specific constraints, this method can reduce space and time loads, enhance space certainty and satisfy the application requirements of the UVA system. Besides, This research lays a foundation for the further optimization of the memory management design.

关键词

嵌入式操作系统/哈希页表/PowerPC440/内存管理机制/故障隔离

Key words

embedded Operation System(OS)/ Hash page table/ PPC440/ Memory Management Unit(MMU)/ fault isolation

分类

信息技术与安全科学

引用本文复制引用

颜纪迅,冉鹏,汤小明..一种操作系统的PowerPC440内存管理机制研究[J].计算机工程与应用,2012,48(30):62-67,6.

计算机工程与应用

OACSCDCSTPCD

1002-8331

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