Timing Simulation and Diagnostics Protection#82

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feat/big-python-sim

Commits on Jul 19, 2026

Accept FCP response delivered before local write completion

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Stabilize TX streaming against IT ring lap loss

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Classify context stall vs lap loss and snapshot fault state

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Document backend boundary leakage as the DICE root cause

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Add FFADO as third boundary reference (per-backend virtual dispatch)

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Revert the IT lap-loss detector — it kills healthy streams

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Add asfw_sim: four-cursor TX geometry simulator

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Add YAML scenarios; correct F3 -- capacity, not read delay, is the budget

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Prove W > E: RX observation loss ratchets the exposure budget to zero

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Classify real runs from deficit slope, not counters

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Record hardware confirmation of F6 and a live AVC-RECOVERY-001 repro

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Add capture format; find a third failure mechanism (F9)

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dext: protect diagnostics PHY reads during active streaming and fix status propagation
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