Product Documentation
Virtuoso Space-based Router Command Reference
Product Version IC23.1, September 2023

use_valid_lpps

db.use_valid_lpps boolean { true | false }

Description

Determines whether the router should consider validRoutingLPPs. When the environment variable is specified, the extractor extracts only those routing shapes that are on validRoutingLPPs. However, validRoutingLayers should exist with the valid list of layers for the router to use.

You can add the environment variable to the vsrPreLoad.tcl file after adding the constraint.

Default value is true.

GUI Equivalent

None

Examples

getvar db.use_valid_lpps
setvar db.use_valid_lpps false

Related Topics

Space-based Router Tcl Environment Variables


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