Optimizing data allocation and memory configuration for non-volatile memory based hybrid SPM on embedded CMPs

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10 Scopus citations

Abstract

The recent emergence of various Non-Volatile Memories (NVMs), with many attractive characteristics such as low leakage power and high-density, provides us with a new way of addressing the memory power consumption problem. In this paper, we target embedded CMPs, and propose a novel Hybrid Scratch Pad Memory (HSPM) architecture which consists of SRAM and NVM to take advantage of the ultra-low leakage power, high density of NVM and fast read of SRAM. A novel data allocation algorithm as well as an algorithm to determine NVM/SRAM ratio for the novel HSPM architecture are proposed. The experimental results show that the data allocation algorithm can reduce the memory access time by 31.22% and the dynamic energy consumption by 15.35% on average for the HSPM architecture when compared with a greedy algorithm.

Original languageEnglish
Title of host publicationProceedings of the 2012 IEEE 26th International Parallel and Distributed Processing Symposium Workshops, IPDPSW 2012
Pages982-989
Number of pages8
DOIs
StatePublished - 2012
Externally publishedYes
Event2012 IEEE 26th International Parallel and Distributed Processing Symposium Workshops, IPDPSW 2012 - Shanghai, China
Duration: 21 May 201225 May 2012

Publication series

NameProceedings of the 2012 IEEE 26th International Parallel and Distributed Processing Symposium Workshops, IPDPSW 2012

Conference

Conference2012 IEEE 26th International Parallel and Distributed Processing Symposium Workshops, IPDPSW 2012
Country/TerritoryChina
CityShanghai
Period21/05/1225/05/12

Keywords

  • Data allocation
  • MRAM
  • NVM
  • PCM
  • SPM
  • energy
  • on-chip memory

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