A Layered Verification Approach Applied to an AMBA-Based System

phoenixfeng

It’s common knowledge that the verification
) O! d1 f$ M! C2 m, H: g& |) `stage for a given system is
2 g/ K; Y, h& y! j) y# ]around 70% of the overall design
effort and schedule time. Reducing
1 H% H' H9 z$ e, e" o& B4 Zoverall time spent in test creation and
, w0 G' Y$ @% {: G# Ddesign verification is a high priority.
Success in these two areas increases
; B- ?2 z0 S( qproductivity and helps deliver products
to market faster. To achieve these verification
! c' O& I( ]: g) o, V4 L  Ygoals, engineers are constantly
looking for new and innovative ways to
conquer the verification challenges that
face them.
This article discusses a layered verification
approach as applied to an AMBAbased
system component. The layered
approach is used to create a standardized
verification environment that can
1 y1 f! f- r, V1 L  x8 O: Radapt as the design challenges
increase. Typically, reuse is very high
within an AMBA-based system because
many new designs are based on earlier
/ w, v- b2 b: }: W& Uversions of the standard system. The
" y9 w: L) `: T6 r' oexample shows the layered approach
  S7 l8 {9 b5 X3 }6 c: Pbeing applied to verify an individual
' J& r9 a, m( a  \, Ublock as well as its integration into the
subsystem and final system representation.

femark

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