Product Documentation
Virtuoso MultiTech Framework User Guide
Product Version IC23.1, November 2023

Cross-Fabric Checks Run

The Cross-Fabric Check command lets you compare connectivity across fabrics and display results in a system check report. Instead of running connectivity checks for each die in a design, you can run the Cross-Fabric Check command at the board level. The command extracts connectivity information and runs the required connectivity checks hierarchically in the following sequence:

  1. Connectivity information is extracted from the board layout and connectivity checks are run to ensure that the connections are valid.
  2. Check Against Source (CAS) checks are run on the board layout.
  3. Layout vs Abstract (LVA) checks are run on all package footprints.
  4. Connectivity information is extracted for each package layout and connectivity checks are run to ensure that the connections are valid.
  5. CAS checks are run on package layouts.
  6. LVA checks are run on all die footprints.
  7. Connectivity information is extracted for IC layouts and connectivity checks are run to ensure that the connections are valid.
  8. CAS checks (only top-level) are run on IC layouts.

Violations are displayed in a system check report and in the Annotation Browser.

Related Topic

Performing Cross-Fabric Checks


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