Presentation 2010-06-25
An I/O Sequence Slicing Method for Post-silicon Debugging
Yeonbok LEE, Takeshi MATSUMOTO, Masahiro FUJITA,
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Abstract(in English) For today's large-scaled and complicated LSI designs, post-silicon debugging process is becoming the crucial to shorten the time-to-market. In post-silicon debugging, the most critical problems are low observability and long execution trace. In this paper, we propose a method to generate a circuit that analyzes the dependencies between the signal values in an execution, and output the timings of the input signal values that influence on a particular output value. The number of the input values obtained by executing the circuit is smaller than the number of input values included in the original sequence, hence we can save the effort in debugging. We prepared several design examples, and generated the circuits to achieve our proposed method. The area overhead of the generated circuits were 4% in average.
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Keyword(in English) Post-silicon debugging / I/O sequence slicing
Paper # DC2010-13
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Committee DC
Conference Date 2010/6/18(1days)
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Language ENG
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) An I/O Sequence Slicing Method for Post-silicon Debugging
Sub Title (in English)
Keyword(1) Post-silicon debugging
Keyword(2) I/O sequence slicing
1st Author's Name Yeonbok LEE
1st Author's Affiliation Department of Electronics Engineering, School of Engineering, University of Tokyo()
2nd Author's Name Takeshi MATSUMOTO
2nd Author's Affiliation VLSI Design and Education Center, University of Tokyo
3rd Author's Name Masahiro FUJITA
3rd Author's Affiliation VLSI Design and Education Center, University of Tokyo:CREST, Japan Science and Technology Agency (JST)
Date 2010-06-25
Paper # DC2010-13
Volume (vol) vol.110
Number (no) 106
Page pp.pp.-
#Pages 6
Date of Issue