A Layered Verification Approach Applied to an AMBA-Based System

phoenixfeng

It’s common knowledge that the verification
; p/ U, h3 v$ Astage for a given system is
around 70% of the overall design
effort and schedule time. Reducing
overall time spent in test creation and
design verification is a high priority.
* E' i1 \! _3 e# YSuccess in these two areas increases
productivity and helps deliver products
8 r/ q/ u/ I4 p1 l% e, @$ G# ato market faster. To achieve these verification
goals, engineers are constantly
* K* R* T; ]$ p: b" `looking for new and innovative ways to
0 F- d( I+ N8 q0 m( V. G3 n4 ]conquer the verification challenges that
1 R6 Y8 q# Z6 ^/ S/ Zface them.
) _/ ?8 Q4 f, A4 w0 eThis article discusses a layered verification
& {9 n, k( O0 e# N9 F% Tapproach as applied to an AMBAbased
2 J) w! q* k1 D  _, Qsystem component. The layered
approach is used to create a standardized
! K7 D" t- }+ z5 }" Y- n) Yverification environment that can
adapt as the design challenges
increase. Typically, reuse is very high
within an AMBA-based system because
$ n$ u- [: o* h$ kmany new designs are based on earlier
1 O' y. K( k. l, `- n2 I6 Oversions of the standard system. The
example shows the layered approach
being applied to verify an individual
block as well as its integration into the
& C) f6 z  l, A% x9 [4 X1 V$ @  r0 Tsubsystem and final system representation.

femark

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