A Layered Verification Approach Applied to an AMBA-Based System

phoenixfeng

It’s common knowledge that the verification
3 m# S3 o/ [% u4 ^stage for a given system is
around 70% of the overall design
- l7 y8 s8 D! z& h0 X% teffort and schedule time. Reducing
overall time spent in test creation and
design verification is a high priority.
1 E0 s: l$ `0 }8 P$ w9 `6 ySuccess in these two areas increases
productivity and helps deliver products
to market faster. To achieve these verification
3 s/ P7 Q& M+ A+ X3 s8 C8 zgoals, engineers are constantly
looking for new and innovative ways to
conquer the verification challenges that
face them.
( _; o& D% H. d; B2 h9 |' o, TThis article discusses a layered verification
0 g7 m7 C" t4 a. _6 a% Rapproach as applied to an AMBAbased
' `% Z, C9 f3 i" n5 Tsystem component. The layered
approach is used to create a standardized
verification environment that can
adapt as the design challenges
increase. Typically, reuse is very high
within an AMBA-based system because
/ v: p8 K3 ?+ _1 Amany new designs are based on earlier
5 x9 }5 _- F- R7 r0 i6 W! C1 Xversions of the standard system. The
example shows the layered approach
- I" x' _/ z4 n& Kbeing applied to verify an individual
block as well as its integration into the
subsystem and final system representation.

femark

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