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片上网络虚通道分配算法

Wang Liwei,Cao Yang,Li Xiaohui,Zhu Xiaohu

Journal of Huazhong University of Science and Technology(Nature Science Edition)（2009）

Cited 4|Views7
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Abstract
提出了一种可应用于虫孔路由片上网络(NOC)的虚通道分配算法.该算法针对传统的虚通道均匀分配方法导致的面积浪费与功耗上升的缺点,基于排队论建立了一个虫孔路由器分析模型.依据业务流量的特征,可计算路由器各输入通道的带宽利用率,仅给带宽利用率最大的输入通道分配虚通道资源.仿真结果表明,该算法使系统缓冲资源得到了更有效的利用,吞吐量得到了提高.在热点流量中,该算法在达到相同性能的前提下可节省约33.3%的缓冲资源.
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Key words
virtual channel,network-on-chip,interconnection networks,virtual channel allocation,wormhole routing
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