Product Documentation
Virtuoso Concurrent Layout User Guide
Product Version IC23.1, November 2023

Partition Layers Form

Managers can use the Partition Layers form to preview the layers included in the selected layer-based design partition.     

Field Description

All

Selects all layers.

Range

Selects a range of layers.

Layer count

Specifies the number of layers included in the design partition. The layers added to the design partition are listed. You can clear the check boxes for the layers that you do not want to include in the design partition.

Import Visible from Palette

Adds visible layers displayed in the Palette incrementally.

When the Include non-maskable layers option is selected in the Concurrent Layout Options form, a column for non-maskable layers is added in the Partition Layers form. This column lists the non-maskable layers. You can deselect the layers you do not want to add to the design partition.

Top-Bottom layers

If selected, incrementally adds visible and maskable layers displayed in the Palette when the Import Visible from Palette is clicked.

Non-maskable layers

If selected, incrementally adds visible and non-maskable layers displayed in the Palette when the Import Visible from Palette is clicked.

Wiring / Routing

Specifies the parent constraint group based on which all the Concurrent Layout constraint groups dedicated to each design partition are created.

Create design constraint groups based on

Specifies the parent constraint group based on which all the Concurrent Layout wire design constraint groups for different layer-based design partitions will be created. The Concurrent Layout wire design constraint groups assist in routing and interactive wire editing, and help you limit the editing only to those layers that are part of the current layer-based design partition.

All Concurrent Layout wire design constraint groups inherit the same parent constraint group between the top cell and corresponding subcells. If you want to rebase the parent constraint group, all these wire design constraint groups will be rebuilt for the top cell and all its subcells.

Related Topics

Defining a Layer-Based Design Partition

Defining a Mixed Design Partition

Define Design Partition Form


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