Intel® Quartus® Prime Pro Edition User Guide: Design Optimization

ID 683641
Date 9/26/2022
Public

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7.2.2.1.1. Logic Lock Region Properties

You can view and modify the following properties for the Logic Lock regions that you define. You can access these properties using either of these methods:

  • Click Assignments > Logic Lock Regions Window.
  • Right-click and existing Logic Lock region, and then click Logic Lock Region Properties.
Table 35.  Attributes of Logic Lock Regions
Option Values Behavior
Width Number of columns

Specifies the width of the Logic Lock region.

If Size/State is set to Auto/Floating, the attribute is set to Undetermined.

Height Number of rows

Specifies the height of the Logic Lock region.

If Size/State is set to Auto/Floating, the attribute is set to Undetermined.

Origin Any Floorplan Location Specifies the location of the Logic Lock region on the floorplan. The origin is at the lower left corner of the Logic Lock region.
Reserved Off | On Prevents the Fitter from placing other logic in the region. Unless enabled, the Fitter fills unoccupied resources with other nodes and entities that have not been assigned to another region. You cannot apply the Reserved assignment to routing regions.
Core-Only Off | On Excludes periphery resources from a region. Intel® Quartus® Prime Pro Edition region assignments apply to periphery resources by default. If the region is designated as Reserved and Core Only, periphery resources are not reserved from the region.
Size/State Fixed/Locked | Auto/Floating Specifies whether you or the Fitter determines the size and placement of the Logic Lock region.
  • If set to Fixed/Locked, the default value, you define the Logic Lock region's size and placement.
  • If set to Auto/Floating, the Fitter determines the size and placement of the Logic Lock region.
Routing Region Unconstrained | Whole Chip | Fixed with Expansion | Custom The type of routing region constraint, such as Unconstrained, Whole Chip, or Fixed Width Expansion options. For more details, refer to Defining Routing Regions.