Presentation 2005/3/11
Proposal and Evaluation of Memory Protection Mechanism For Hard Real-Time Systems
MITSURU NISHIBE, SHINYA HONDA, HIROYUKI TOMIYAMA, HIROAKI TAKADA,
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Abstract(in English) Recentry, there is a problem in hard real-time embedded system that the increase of the development cost and the decrease of the quality and reliability because of increasing software complexity, the need for memory protection will only increase over time. Memory protection is necessary both hardware and software (OS) support. First, it proposed the protection method to improve a past memory protection method, made the circuit of a past method and the proposed method, and evaluated each area of the circuit and the delay. Proposal MPU was mounted on 32 bit processor, and ported the kernel based on μITRON/PX. From the results the proposed protection unit is better than other method in the protection efficiency, real-time performance and the hardware cost. It made clear that memory protection is valid in hard real-time system.
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Keyword(in English) hard real-time / memory protection / μITRON/PX
Paper # CPSY2004-109
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Committee CPSY
Conference Date 2005/3/11(1days)
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Registration To Computer Systems (CPSY)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Proposal and Evaluation of Memory Protection Mechanism For Hard Real-Time Systems
Sub Title (in English)
Keyword(1) hard real-time
Keyword(2) memory protection
Keyword(3) μITRON/PX
1st Author's Name MITSURU NISHIBE
1st Author's Affiliation Graduate School of Information Science, Nagoya University()
2nd Author's Name SHINYA HONDA
2nd Author's Affiliation Department of Information and Computer Sciences, Toyohashi University of Technology
3rd Author's Name HIROYUKI TOMIYAMA
3rd Author's Affiliation Graduate School of Information Science, Nagoya University
4th Author's Name HIROAKI TAKADA
4th Author's Affiliation Graduate School of Information Science, Nagoya University
Date 2005/3/11
Paper # CPSY2004-109
Volume (vol) vol.104
Number (no) 738
Page pp.pp.-
#Pages 6
Date of Issue