A Layered Verification Approach Applied to an AMBA-Based System

phoenixfeng

It’s common knowledge that the verification
4 x3 f; d( `& gstage for a given system is
$ t: S; ~) b6 w) [& S# Xaround 70% of the overall design
effort and schedule time. Reducing
overall time spent in test creation and
design verification is a high priority.
( |) C" }- U; ^+ w# GSuccess in these two areas increases
1 e8 l8 o( ?! F9 \2 ~0 r: ?productivity and helps deliver products
to market faster. To achieve these verification
3 v3 _  u" n. @9 Ngoals, engineers are constantly
1 T4 B  b# E1 U! T+ ?0 klooking for new and innovative ways to
9 u# {' Z+ q! y( dconquer the verification challenges that
face them.
8 U% v) d3 S/ l, {This article discusses a layered verification
: p/ f6 s! ^4 V1 ]! Z$ W" Napproach as applied to an AMBAbased
system component. The layered
approach is used to create a standardized
verification environment that can
adapt as the design challenges
' ^% V1 n0 d4 g- h3 J- N! Q# xincrease. Typically, reuse is very high
within an AMBA-based system because
many new designs are based on earlier
versions of the standard system. The
example shows the layered approach
8 j' |+ I8 }6 v- bbeing applied to verify an individual
3 h" y3 x8 {" E- Lblock as well as its integration into the
subsystem and final system representation.

femark

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