Download e-book for kindle: Assertion-Based Design by Harry D. Foster, Adam C. Krolnik, David J. Lacey

By Harry D. Foster, Adam C. Krolnik, David J. Lacey

ISBN-10: 1402080271

ISBN-13: 9781402080272

ISBN-10: 140208028X

ISBN-13: 9781402080289

Chapter three Specifying RTL homes sixty one three. 1 Definitions and ideas sixty two sixty two three. 1. 1 estate three. 1. 2 occasions sixty five three. 2 estate type sixty five security as opposed to liveness sixty six three. 2. 1 three. 2. 2 Constraint as opposed to statement sixty seven three. 2. three Declarative as opposed to procedural sixty seven three. three RTL statement specification recommendations sixty eight RTL invariant assertions sixty nine three. three. 1 three. three. 2 pointing out homes with PSL seventy two RTL cycle comparable assertions seventy three three. three. three three. three. four PSL and default clock announcement seventy four three. three. five Specifying sequences seventy five three. three. 6 Specifying situations eighty three. three. 7 PSL integrated capabilities eighty two three. 4Pragma-based assertions eighty two three. five SystemVerilog assertions eighty four three. five. 1 quick assertions eighty four three. five. 2Concurrent assertions 86 three. five. three approach capabilities ninety five three. 6 PCI estate specification instance ninety six three. 6. 1 PCI evaluate ninety six three. 7 precis 102 bankruptcy four PLI-Based Assertions 103 four. 1 Procedural assertions 104 four. 1. 1 an easy PLI statement a hundred and five four. 1. 2 Assertions inside a simulation time slot 108 four. 1. three Assertions throughout simulation time slots 111 four. 1. four fake firing throughout a number of time slots 116 four. 2 PLI-based statement library 118 four. 2. 1 Assert quiescent nation 119 four. three precis 123 bankruptcy five sensible insurance one hundred twenty five five. 1 Verification ways 126 five. 2 realizing assurance 127 five. 2. 1 Controllability as opposed to observability 128 five. 2.

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20 Assertion-Based Design CHAPTER 2 ASSERTION METHODOLOGY The importance of adopting and adhering to an effective design methodology has been a popular topic of discussion within the engineering community and in literature for many years. It is generally accepted that the benefits of a well-defined design methodology far outweigh the cost of implementing it. In this chapter, we focus primarily on components of an effective assertion-based methodology. However, an assertion-based methodology does not stand alone.

With all this information fresh on the designers mind, what better and more effective time could there be to determine where to implement assertions? Chapter 2, “Assertion Methodology” 33 when to stop capturing assertions keep adding assertions Consistently implement assertions throughout the design While it is important to add assertions as the design is beginning to be captured, the process of adding assertions should not be stopped once the initial design work is accomplished. As a general rule, more assertions constantly checking for bugs make it more likely that you will find the bugs.

All these allow others to understand and analyze your design. In addition, one can include design analysis documentation and data from previous design iterations. Once the initial set of design documents is complete, you are not done with the documentation effort. Without continuing to document changes as they occur, different project teams can easily get out of sync. For example, if an ASIC team changes the format of a configuration register by adding a new mode bit but fails to update the documentation, it is likely that the firmware team will program the register incorrectly.

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Assertion-Based Design by Harry D. Foster, Adam C. Krolnik, David J. Lacey

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