Power Manager Setup Form
Use the Power Manager Setup form to specify inputs for user-defined settings though registration. The form contains the following tabs.
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Tab
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Description
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Supply Nets
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Lets you register certain names or regular expressions as names of power nets or ground nets.
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Libraries
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Lets you register the libraries-related information for reading the standard and special cells modeling information.
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Devices
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Lets you register the device and terminal related information for reading the device type and its topology in the design.
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In-Design Checks
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Lets you define the severity of reporting of a set of predefined and configurable circuit checks and supply states to set multiple voltages for efficient power management.
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Export
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Lets you register a power net and a ground net from the pair defined explicitly in the setup as a supply set and the associated power domain and port attributes.
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Miscellaneous
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Lets you specify some generic settings.
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Supply Nets
The following table describes the fields available on the Supply Nets tab of the Power Manager Setup form.
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Section
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Description
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Registered Supply Nets
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Specifies names as names of power nets or ground nets.
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Regular Expression Based Registration
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Specifies regular expressions for nets in the Power Nets, Ground Nets, Pwell Nets, Nwell Nets, Deep Pwell Nets, and Deep Nwell Nets fields.
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Excluded Nets
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Specifies names or regular expressions for excluded nets in the Names and Regular Expressions fields.
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Monitor Nets
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Specifies names or regular expressions for monitor nets in the Names and Regular Expressions fields.
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Supply NetSet Properties Prefix
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Specifies netSet properties prefix for nets in the Power Nets, Ground Nets, Pwell Nets, Nwell Nets, Deep Pwell Nets, and Deep Nwell Nets fields.
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Libraries
The following table describes the fields available on the Libraries tab of the Power Manager Setup form.
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Section
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Description
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Liberty/Tech Files
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Specifies a list of Liberty model library files.
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1801 File Binding
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Specifies a list of 1801 special cell definition library files.
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Reference Library Cells
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Specifies the instances of any library or a particular cell in a design, apart from the Liberty cell, as reference libraries.
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MLDB Libraries
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Specifies project library that can be stored in an Model Library database (MLDB).
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Devices
The following table describes the fields available on the Devices tab of the Power Manager Setup form.
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Field
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Description
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Library Name
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Specifies the library to list the cells that will be registered as various device types.
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Category
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Specifies the types of cells in the specified library.
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Cells
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Specifies the list of cells that are available to be registered as various device types.
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Device Type
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Specifies the types of devices that can be used for registering the cells in a design.
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Terminals
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Specifies the list of device terminals of the cell, which has been already registered, for registration.
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In-Design Checks
The following table describes the fields available on the In-Design Checks tab of the Power Manager Setup form.
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Field/Section
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Description
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Checks Categories
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Specifies the severity level of the results reported for the Level Shifter, Isolation, and Bulk checks and provides the flexibility to add tolerance for power and ground rail supply net voltage values for level shifter checks.
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Filters
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Specifies filter patterns to filter some of the error and warning messages.
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Supply States
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Specifies supply states in a design. Use the Add Supply State form.
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Use Supply States
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Provides a choice to use supply states in a design.
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Similar Violations Limit
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Defines the maximum number of violations that are similar and should be reported. The default value is 1. If the value is 0, all similar violations are reported.
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Violations for ports without attributes
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Performs checks for the boundary ports that do not have any associated attributes, such as driver or receiver supply sets. By default, in-design checks do not report violations at the boundary ports unless information about the related power and ground nets of the boundary ports is specified using the registration information.
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Violations for all net voltages
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Reports violations for all net voltages specified in various supply states or different voltage values registered in the Registered Supply Nets table provided in the setup.
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Isolation violations for always-on to switched supply crossings:
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Reports violations for a missing isolation cell at the always-on to switched supply crossings.
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Export
The following table describes the fields available on the Export tab of the Power Manager Setup form.
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Section/Field
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Description
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Supply Sets
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Specifies a list of supply sets by making a power net and a ground net from the pair defined explicitly in the setup as a supply set.
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Power Domains
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Specifies a list of power domains associated with the different sections of the design addressed by a specific supply set.
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Domain Name Prefix
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Specifies the prefix of the names being assigned to the power domains.
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Port Attributes
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Specifies a list of ports to avoid ambiguities during the 1801 power intent extraction or the In-Design checks to associate the boundary ports to a power domain.
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Consider inputOutput terms for internal power criterion
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Identifies supply nets, meeting the LDO net detection criteria, even when the nets are connected to inout pin/term.
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Consider inputOutput terms for monitor power criterion
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Identifies supply nets, meeting the monitor net detection criteria, even when the nets are connected to inout pin/term.
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Consider symmetrical source and drain for supply tracing
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Defines a port with a predefined supply set or power domain that can be checked for the correct or compatible connection at the receiver side.
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Use anonymous supply for top level ports
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Enables the use of an anonymous supply for the top-level ports instead of the default supply set.
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Miscellaneous
The following table describes the fields available on the Miscellaneous tab of the Power Manager form.
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Field
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Description
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Delimiter
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Specifies specific notations for redirect netSets created during the 1801 import flow, automatically generated supply set and power domain names, and so on
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Switch View List
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Controls the order of the traversal of a design hierarchy during power intent extraction.
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Stop View List
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Defines the stop point where the design traversal must be stopped by the extractor during power intent extraction
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Use Signal Type
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Uses the sigType attribute of nets for detecting the supply nets during power intent extraction.
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Load Setup From Environment
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Loads the setup information from the environment. The project-level settings are considered as a part of the final setup.
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Use Setup Changes From Environment
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Uses setup changes from the environment setup. Any changes that are done to the project-level settings are read and updated.
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Related Topics
Registering Name-Based Supply Nets
Registering Regular Expressions-Based Supply Nets
Registering Libraries
Registering Device and Cell
Registering Supply Set and Power Domain
Miscellaneous Settings
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