CFI MEMBERS

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Design Representation Working Group Contributors

Design Representation Working Group Contributors (Continued)

CFI LEADERSHIP COMMITTEES

Board of Directors

Ex-Officio Board Members

Past Board Members

Past Board Members (Continued)

Past Technical Advisory Board Members

Technical Coordinating Committee (TCC)

Past TCC Participants

Product Marketing Council (PMC)

Planning Working Group

Architecture Working Group

Past Participants of the Architecture Technical Subcommittee

Past Participants of the Architecture Technical Subcommittee (Continued)

1 Introduction

1.1 Statement of Purpose

1.2 Problem Statement

1.3 Solution Approach

1.3.1 The Design Data Access Problem

1.3.2 The Consensus-Building Problem

1.4 Scope

2 Definitions
3 The Information Model

3.1 Structure of the Information Model Description

3.2 Description of EXPRESS-G

3.3 The Base Object Model

3.4 Overview of the Base Connectivity Model (BCM)

3.5 Base Connectivity Model Tutorial Description

3.6 Base Connectivity Model Detailed Description

4 Global Policy and Conventions

4.1 Data Types

4.1.1 Primitive Data Value Types

4.1.2 Enumerated Constants

4.2 Object Identifiers

4.2.1 OIDs Are Abstract Data Types

4.2.2 OIDs Are Scoped Per Session

4.2.3 OIDs Are Scoped by Open/Purge and Destroy

4.2.4 OIDs for Supertypes (Allow Polymorphism)

4.2.5 Checking for the Same Object

4.2.6 Checking for a Usable Object ID

4.2.7 Checking for a Null Object ID

4.2.8 Iterator IDs Are Not OIDs

4.3 Error Handling

4.3.1 Error Handling Supports Functional Programming Style

4.3.2 Error Code Output by Each Function

4.3.3 Pre-defined Error Code Text Available

4.4 Names and Strings

4.4.1 Characters in Names Have No Semantics

4.4.2 Character Set for Name Strings is Restricted

4.4.3 Character Set for Other Strings Is Unlimited

4.4.4 String Comparison Is Case-Sensitive

4.4.5 A String's Maximum Length Is Not Defined

4.4.6 Strings Supplied to Functions Are "Stored"

4.4.7 Strings Returned May All Be in One Buffer

4.5 Persistency Behavior (Open / Save / Purge)

4.5.1 Open/Save/Purge Operate Only on Libraries and Views

4.5.2 Description of Open Behavior

4.5.3 Description of Save Behavior

4.5.4 Description of Purge Behavior

4.5.5 No Close or Revert Operations

4.6 Library Functionality

4.7 Effects of the Ownership Hierarchy

4.7.1 Open / Save / Purge Uses Ownership Hierarchy

4.7.2 Destroy Uses Ownership Hierarchy

4.8 "Describes" / "WhereUsed" Is Not Required

4.9 "Describer" / "Describes" Modification Behavior

4.9.1 Modification on "Described" Objects Disallowed

4.9.2 Limited Updates on "Describer" Allowed

4.10 Limitations During One-to-Many Relationship Traversal

4.10.1 No Add/Destroy During List or Set Iteration

4.11 Limitations on Top-Down Designing

4.11.1 Top-down Creation Is Not Directly Supported

4.11.2 Creating an Inst Creates PortInsts

4.12 Limitations on Searching Functions

4.12.1 Search / Query Functions Are Only Defined For Names

4.13 Limitations on Object Creation

4.13.1 Owner Always Specified

4.13.2 Inst/PortInsts Do NOT Automatically "Inherit" Props

4.14 Bundle/Scalar Manipulation

4.14.1 Name Change Not Allowed for Attached or Bundled Scalars

4.14.2 Attribute Modification on Unconnected Bundle Only

4.14.3 NetBundle Connection to Port[Inst]Bundle is a Derived Relationship

5 Function Definitions

5.1 Document Conventions

5.1.1 Order of Presentation

5.1.2 Naming and Style Conventions

5.1.3 Section Names and Meaning

5.2 Cell Functions

5.2.1 cfidrCellCreateEncapsulatedView

5.2.2 cfidrCellCreateNetlistView

5.2.3 cfidrCellFindViewByName

5.2.4 cfidrCellGetOwner

5.2.5 cfidrCellGetViews

5.3 Instance Functions

5.3.1 cfidrInstCheckDescriber [2]

5.3.2 cfidrInstFindPortInstByDescriberName

5.3.3 cfidrInstGetDescriber

5.3.4 cfidrInstGetOwner

5.3.5 cfidrInstGetPortInsts

5.4 Iterator Functions

5.4.1 cfidrIterNextCell

5.4.2 cfidrIterNextInst

5.4.3 cfidrIterNextLib

5.4.4 cfidrIterNextNet

5.4.5 cfidrIterNextNetBundle

5.4.6 cfidrIterNextPort

5.4.7 cfidrIterNextPortInst

5.4.8 cfidrIterNextProp

5.4.9 cfidrIterNextView

5.4.10 cfidrIterQuit

5.4.11 cfidrIterReset

5.5 Lib (library) Functions

5.5.1 cfidrLibCreateCell

5.5.2 cfidrLibFindCellByName

5.5.3 cfidrLibGetCells

5.5.4 cfidrLibPurge

5.5.5 cfidrLibSave

5.6 Named Object Functions

5.6.1 cfidrNamedObjectGetName

5.6.2 cfidrNamedObjectSetName

5.7 Net Functions

5.7.1 cfidrNetAttachPort

5.7.2 cfidrNetAttachPortInst

5.7.3 cfidrNetBundleFindNetByName

5.7.4 cfidrNetBundleFindNetByPosition

5.7.5 cfidrNetBundleGetNets

5.7.6 cfidrNetBundleGetSize

5.7.7 cfidrNetBundleInsertNet

5.7.8 cfidrNetBundleRemoveNet

5.7.9 cfidrNetBusGetStart

5.7.10 cfidrNetBusGetStep

5.7.11 cfidrNetBusSetStart

5.7.12 cfidrNetBusSetStep

5.7.13 cfidrNetDetachPort

5.7.14 cfidrNetDetachPortInst

5.7.15 cfidrNetFindNetBundleByName

5.7.16 cfidrNetGetNetBundles

5.7.17 cfidrNetGetOwner

5.7.18 cfidrNetGetPorts

5.7.19 cfidrNetGetPortInsts

5.7.20 cfidrNetScalarGetIsGlobal

5.7.21 cfidrNetScalarSetIsGlobal

5.8 Object Functions

5.8.1 cfidrObjectCreateProp

5.8.2 cfidrObjectDestroy

5.8.3 cfidrObjectFindPropByName

5.8.4 cfidrObjectGetObjectType

5.8.5 cfidrObjectGetProps

5.8.6 cfidrObjectIsNull

5.8.7 cfidrObjectIsSame

5.8.8 cfidrObjectIsUsable

5.9 PI Environment Functions

5.9.1 cfidrPICreateLib

5.9.2 cfidrPIFindLibByName

5.9.3 cfidrPIGetErrorText

5.9.4 cfidrPIGetLibs

5.9.5 cfidrPIGetNullId

5.9.6 cfidrPIInit

5.9.7 cfidrPIOpenLib

5.9.8 cfidrPIOpenView

5.9.9 cfidrPIQuit

5.10 Port Functions

5.10.1 cfidrPortGetOwner

5.10.2 cfidrPortGetPosition

5.10.3 cfidrPortSetOwnerPortBundle

5.10.4 cfidrPortSetOwnerView

5.10.5 cfidrPortBundleCreatePortBundle

5.10.6 cfidrPortBundleCreatePortBus

5.10.7 cfidrPortBundleCreatePortScalar

5.10.8 cfidrPortBundleFindPortByName

5.10.9 cfidrPortBundleFindPortByPosition

5.10.10 cfidrPortBundleGetNetBundles

5.10.11 cfidrPortBundleGetPorts

5.10.12 cfidrPortBundleGetSize

5.10.13 cfidrPortBusGetStart

5.10.14 cfidrPortBusGetStep

5.10.15 cfidrPortBusSetStart

5.10.16 cfidrPortBusSetStep

5.10.17 cfidrPortScalarGetDirection

5.10.18 cfidrPortScalarGetNetScalar

5.11 PortInst Functions

5.11.1 cfidrPortInstBundleFindPortInstByDescriberName

5.11.2 cfidrPortInstBundleGetNetBundles

5.11.3 cfidrPortInstBundleGetPortInsts

5.11.4 cfidrPortInstBundleGetSize

5.11.5 cfidrPortInstBusGetStart

5.11.6 cfidrPortInstBusGetStep

5.11.7 cfidrPortInstCheckDescriber [2]

5.11.8 cfidrPortInstGetDescriber

5.11.9 cfidrPortInstGetDescriberName [2]

5.11.10 cfidrPortInstGetOwner

5.11.11 cfidrPortInstScalarGetDescriberDirection [2]

5.11.12 cfidrPortInstScalarGetNetScalar

5.12 Property Functions

5.12.1 cfidrPropGetBooleanValue

5.12.2 cfidrPropGetFloat32Value

5.12.3 cfidrPropGetInt32Value

5.12.4 cfidrPropGetOwner

5.12.5 cfidrPropGetStringValue

5.12.6 cfidrPropGetValueType

5.12.7 cfidrPropSetBooleanValue

5.12.8 cfidrPropSetFloat32Value

5.12.9 cfidrPropSetInt32Value

5.12.10 cfidrPropSetStringValue

5.13 View Functions

5.13.1 cfidrEncapsulatedViewGetKey

5.13.2 cfidrNetlistViewCreateInst

5.13.3 cfidrNetlistViewCreateNetBundle

5.13.4 cfidrNetlistViewCreateNetBus

5.13.5 cfidrNetlistViewCreateNetScalar

5.13.6 cfidrNetlistViewCreatePortBundle

5.13.7 cfidrNetlistViewCreatePortBus

5.13.8 cfidrNetlistViewCreatePortScalar

5.13.9 cfidrNetlistViewFindInstByName

5.13.10 cfidrNetlistViewFindNetByName

5.13.11 cfidrNetlistViewFindPortByName

5.13.12 cfidrNetlistViewGetInsts

5.13.13 cfidrNetlistViewGetNets

5.13.14 cfidrNetlistViewGetPorts

5.13.15 cfidrViewGetOwner

5.13.16 cfidrViewGetViewType

5.13.17 cfidrViewPurge

5.13.18 cfidrViewSave

6 View Selection

6.1 View Selection Overview

6.1.1 Disclaimer

6.1.2 View Selection Objects

6.1.3 View Selection Operations

6.1.4 View Selection Examples

6.2 View Selection Information Model

6.2.1 EXPRESS-G

6.3 View Selection Data Types

6.4 View Selection Programming Interface

6.4.1 cfidrIterNextLibrarySelector

6.4.2 cfidrIterNextSelectorSet

6.4.3 cfidrIterNextViewSelector

6.4.4 cfidrLibrarySelectorGetLibraryName

6.4.5 cfidrPICreateSelectorSet

6.4.6 cfidrPIGetSelectorSets

6.4.7 cfidrPIOpenSelectorSet

6.4.8 cfidrSelectorSetCreateLibrarySelector

6.4.9 cfidrSelectorSetCreateViewNameSelector

6.4.10 cfidrSelectorSetCreateViewTypeSelector

6.4.11 cfidrSelectorSetGetLibrarySelectors

6.4.12 cfidrSelectorSetGetViewSelectors

6.4.13 cfidrSelectorSetPurge

6.4.14 cfidrSelectorSetSave

6.4.15 cfidrSelectorSetSelectView

6.4.16 cfidrViewNameSelectorGetCellName

6.4.17 cfidrViewNameSelectorGetLibName

6.4.18 cfidrViewNameSelectorGetViewName

6.4.19 cfidrViewTypeSelectorGetCellName

6.4.20 cfidrViewTypeSelectorGetLibName

6.4.21 cfidrViewTypeSelectorGetViewType

7 References

Appendix A - Information Model

EXPRESS version n14

Appendix B - Standard Header Files

cfi.h

cfidr.h

Appendix D - Certification Requirements

D.1 Field-linkability

D.2 Gate identification

D.3 Policy testing

D.4 RANGE testing limits

D.5 Client Testing

D.6 View Selection Testing

D.7 Describer Relationship Behavior

Table of Contents