By Matthias Gries, Kurt Keutzer
An expanding variety of procedure designers are utilizing ASIP’s instead of ASIC’s to enforce their procedure recommendations. development ASIPs: The Mescal technique offers an easy yet complete method for the layout of those application-specific guideline processors (ASIPs).
The key parts of this technique are:
Judiciously utilizing benchmarking
Inclusively opting for the architectural space
Efficiently describing and comparing the ASIPs
Comprehensively exploring the layout space
Successfully deploying the ASIP
This publication comprises demonstrations of functions of the methodologies utilizing the Tipi study framework in addition to cutting-edge advertisement toolsets from CoWare and Tensilica.
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Additional resources for Building ASIPs : the MESCAL methodology
If you want to really know what you have it is likely you will have to dig into the registertransfer level descriptions. The truth of this is exemplified by the fact that designing with an IP block most often requires access to the RTL description of the block. One approach to addressing this weakness is to complement design by IP assembly with a higher-level design philosophy known as platform-based design . Platform-based design aims to provide an abstraction on top of the assembly of IP blocks, but it typically cannot provide a single integral view of the design.
As work continued two things became clear: First, covering the design of ASIPs alone would easily produce a book's worth of material. This is evidenced by the size of the work we have produced. Second, we felt that our (the MESCAL team's) insights into the development of communication issues in programmable platforms were not as developed as our insights into building ASIPs. There are numerous issues associated with building networks-on-a-chip (NoC) and multi-processor systems-on-a-chip (MPSoC) that we continue to explore and try to understand.
The Current Environment for Design Having reviewed the basic elements of a design discontinuity let us examine the current environment of designing ICs. We will begin by looking at the push to a new methodology from the semiconductor industry as well as the pull to a new methodology from the emerging applications in the electronic systems industry. 1 Increasing Design Costs. Designing an integrated circuit is getting increasingly expensive with each succeeding generation. Design difficulties arise from four distinct causes: Deep-Submicron ESfects (DSM): Designing in deep sub-micron geometries (< 250nm) raises a host of new challenges associated with the physical effects that begin to predominate at these small geometries.