標題: A Layered Verification Approach Applied to an AMBA-Based System [打印本頁] 作者: phoenixfeng 時間: 2007-7-5 09:27 AM 標題: A Layered Verification Approach Applied to an AMBA-Based System It’s common knowledge that the verification% A, U0 l/ `" n$ r0 i: k# t8 K9 g7 E# e
stage for a given system is - s" _# {. [4 H% A3 E2 j* y" T; }! Paround 70% of the overall design! F- U; J5 C. @
effort and schedule time. Reducing- |( I) d [6 H5 I+ Z7 K6 N5 O
overall time spent in test creation and # E9 D' c! a v# o2 e% fdesign verification is a high priority.6 g3 [* M# g- F+ [
Success in these two areas increases % s. _ f7 A. d: o" M8 Lproductivity and helps deliver products( v# V# Z8 ^ @: I0 l
to market faster. To achieve these verification ! j" b/ {* l. w1 Q/ f9 O Vgoals, engineers are constantly 3 ?/ g7 {$ C8 ~: @- g& Z9 x" j9 Llooking for new and innovative ways to: I$ X( ^) S* d
conquer the verification challenges that% j ?6 @$ c8 Q3 D w% t
face them.: [) Z; u% A2 N% Y# S& w
This article discusses a layered verification; d2 A% [: x% I8 \& b3 }
approach as applied to an AMBAbased+ w( \3 v1 v6 ~
system component. The layered2 g+ S5 ~+ f0 I2 w$ G0 s( c
approach is used to create a standardized( M+ A* P5 M+ c' t8 D" E# H
verification environment that can 9 d* c; T& R0 H+ a/ R) E" ~adapt as the design challenges 2 H! g/ R5 A$ L9 }% Dincrease. Typically, reuse is very high " I e6 U0 Y6 G1 }% ]; lwithin an AMBA-based system because 7 U o" i8 l7 u, U2 ~many new designs are based on earlier8 H* `- D+ U4 j3 K4 L ]& n0 |+ Z
versions of the standard system. The/ o7 O3 f- f, Q! y
example shows the layered approach; k; j8 C# q6 L7 M+ \9 R
being applied to verify an individual2 k9 V# A2 f/ V& A& s) u
block as well as its integration into the- _9 p R/ _: ]/ W- {$ L* R/ D* ?
subsystem and final system representation.作者: femark 時間: 2009-5-7 06:27 AM
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