Cache controller design with run-time power gating (計算機アーキテクチャ・2008年並列/分散/協調処理に関する『佐賀』サマー・ワークショップ(SWoPP佐賀2008)--研究会・連続同時開催)
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概要
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A leakage-efficient cache controller design is presented in this paper. The key insight is that a large circuits subset is accessed only when cache misses happen. By utilizing the run-time power gating technique, such a subset can be dynamically powered-off as a power gated domain. Two simple but effective sleeping control polices are proposed to assure the final leakage reduction effect; and to eliminate the impact of wake-up process, a latency concellation mechanism is also proposed. Evaluation results show, in 90nm CMOS technology, 69% and 64% of leakage power can be reduced for instruction cache controller and data cache controller without performance degradation.
- 一般社団法人情報処理学会の論文
- 2008-07-29
著者
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Amano Hideharu
慶大
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Zhao Lei
Graduate School Of Science And Technology Keio University
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ZHAO LEI
慶大
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HUI XU
慶大
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SEKI NAOMI
慶大
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SAITO YOSHIKI
慶大
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HASEGAWA YOHEI
慶大
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USAMI KIMIYOSHI
芝浦工大
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Hui Xu
Graduate School Of Science And Technology Keio University
関連論文
- Cache controller design with run-time power gating (計算機アーキテクチャ・2008年並列/分散/協調処理に関する『佐賀』サマー・ワークショップ(SWoPP佐賀2008)--研究会・連続同時開催)
- Reducing power of TLB with power-gating technique on microprocessor (計算機アーキテクチャ・2008年並列/分散/協調処理に関する『佐賀』サマー・ワークショップ(SWoPP佐賀2008)--研究会・連続同時開催)
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