IO_DCCAL_OFFCAL_ERROR_RC CHIP_INTERFACE DATA_BUFFER FAIL_BIT TARGET io offset cal errored out TARGET MEDIUM CODE LOW TARGET TARGET IO_DCCAL_OFFCAL_TIMEOUT_RC TIMEOUTCNT io offset cal timedout TARGET MEDIUM CODE LOW TARGET TARGET IO_DCCAL_ZCAL_K2_EXCEEDED_RC K2 Post cursor drive ratio has exceeded 0.25 TARGET MEDIUM CODE LOW TARGET TARGET IO_DCCAL_ZCAL_M_EXCEEDED_RC M TARGET MEDIUM CODE LOW TARGET TARGET Margin Ratio has exceeded 100 percentage IO_DCCAL_ZCAL_ERROR_RC FAIL DATA_BUFFER io impedance cal errored out TARGET MEDIUM CODE LOW TARGET TARGET IO_DCCAL_ZCAL_TIMEOUT_RC TIMEOUTCNT io impedance cal timed out TARGET MEDIUM CODE LOW TARGET TARGET CODE HIGH IO_DCCAL_ZCALN_VALUE_OUT_OF_RANGE_RC ZCAL_N MIN MAX Impedance calibration zcal_n value out of range TARGET MEDIUM CODE LOW TARGET TARGET IO_DCCAL_ZCALP_VALUE_OUT_OF_RANGE_RC ZCAL_P MIN MAX Impedance calibration zcal_p value out of range TARGET MEDIUM CODE LOW TARGET TARGET IO_DCCAL_INVALID_INVOCATION_RC TARGET io dc cal invoked with wrong pair of targets CODE HIGH TARGET MEDIUM CODE LOW TARGET TARGET