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" K! X) q$ r8 ]6 ~6 b* r
stage for a given system is - N( J$ r9 l# x% Qaround 70% of the overall design : w( L+ k4 h; O$ B5 t7 weffort and schedule time. Reducing 8 b' l! a5 m5 \& B1 Eoverall time spent in test creation and" i! O! g* m! H" X
design verification is a high priority.; c. K# J, V4 f0 d6 `- D
Success in these two areas increases % h8 K5 c! d7 vproductivity and helps deliver products 3 W# o! ?4 w# S3 ?; sto market faster. To achieve these verification5 U* k: v: S2 e6 f7 T
goals, engineers are constantly : x7 ]. {+ H: w1 V- klooking for new and innovative ways to, w8 t0 d& E9 ? e5 T" ~: n) j
conquer the verification challenges that ) [2 I. ^- S9 Bface them. 3 d6 T O `) C8 iThis article discusses a layered verification # v9 s' }2 W$ A& M6 `( _7 dapproach as applied to an AMBAbased8 I; h0 i- a4 n J- ~
system component. The layered % @+ P- J. P' v0 ^$ {approach is used to create a standardized ( I/ ^- g. Y Q. c5 D; Cverification environment that can" m+ P9 v0 i4 \/ N$ u
adapt as the design challenges% `+ m& l, @# {4 g9 ~- w5 u. @& b
increase. Typically, reuse is very high4 C% t+ R" K( i1 C ~9 Q4 k, c, U
within an AMBA-based system because2 F- W: H' a+ t) V4 D6 F' u9 N
many new designs are based on earlier1 J, J7 e+ P5 T4 H O% Z7 Y
versions of the standard system. The 5 X0 G% ]: c/ Rexample shows the layered approach, \& ]1 w1 ~) Y) T( X
being applied to verify an individual& _8 E8 S# N7 R/ W" M" k5 v6 N1 }
block as well as its integration into the) [% S# _3 h! a
subsystem and final system representation.作者: femark 時間: 2009-5-7 06:27 AM
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