Low Power Verification · All levels

Low Power Verification Metrics Reference

Core metrics for transition legality, corruption risk, replay determinism, and signoff confidence.

Core metric families

  • Transition legality: legal vs illegal PST transition rates.

  • Boundary integrity: isolation and level-shifter violation trend.

  • State integrity: retention save/restore mismatch ratio.

  • Signal quality: actionable vs noisy X-prop failure split.

  • Execution: time-to-root-cause and post-fix recurrence trend.

diagram
EVIDENCE MATRIX - LPV closure

+-----------------------------+--------------------------------+--------------------------------+---------------------------+
| Evidence                    | Tells you                      | Does not prove                 | Next action               |
+-----------------------------+--------------------------------+--------------------------------+---------------------------+
| transition timeline traces  | first failing LP phase         | complete root-cause ownership  | correlate with intent map |
| UPF-aware assertion logs    | contract violations by phase   | silicon product impact         | map to scenario severity  |
| corruption/X classification | actionable vs noisy failures   | legal transition completeness  | replay key mode corners   |
| save/restore snapshots      | state integrity movement       | isolation correctness          | pair with crossing checks |
| before-after regressions    | mitigation movement quality    | long-tail stability            | run full matrix           |
+-----------------------------+--------------------------------+--------------------------------+---------------------------+