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Design and implementation of BIOS for godson-3A interconnections

  • Yuhui Gao*
  • , Mingfa Zhu
  • , Jiantong Huo
  • , Limin Xiao
  • , Yuqian Xiao
  • *Corresponding author for this work
  • Beihang University
  • Beijing Aerospace Flight Control Center

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

The hardware design of Godson-3A processor adopts the scalable distributed multi-core structure which is based on a 2D mesh. It can make use of multi-chip interconnection to construct a unified topology structure for board level or system level. This kind of interconnected system can't achieve entirely by hardware design, and it also needs the reasonable design of the BIOS and upper software. As the only bridge between hardware and software, the BIOS plays an important role in the computer system. In this paper, we introduce the two-level scalable architecture implemented inside Godson-3A, and discuss the realization of software routing configuration mechanism by the crossbar switch in detail. Based on the above analysis, we analyze the design and implementation of BIOS in a CC-NUMA system composed by multiple processors with support of Godson-3A hardware design, and in a larger NCC-NUMA system formed by multiple CC-NUMA systems.

Original languageEnglish
Title of host publication2011 International Conference on Computer and Management, CAMAN 2011
DOIs
StatePublished - 2011
Event2011 International Conference on Computer and Management, CAMAN 2011 - Wuhan, China
Duration: 19 May 201121 May 2011

Publication series

Name2011 International Conference on Computer and Management, CAMAN 2011

Conference

Conference2011 International Conference on Computer and Management, CAMAN 2011
Country/TerritoryChina
CityWuhan
Period19/05/1121/05/11

Keywords

  • Architecture
  • CC-NUMA
  • Crossbar
  • Interconnect
  • Multi-chip
  • Multi-core processor

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