12th Generation Intel® Core™ Processors

Datasheet, Volume 1 of 2

ID 655258
Date 05/30/2022

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Document Table of Contents

DMI Lane Reversal and Polarity Inversion

Note:Polarity Inversion and Lane Reversal on DMI Link are not allowed in S-Processor segment. Lane reversal can only be allowed on the PCH side.

Example for DMI Lane Reversal Connection

  1. DMI Lane Reversal is supported only on PCH-H and not on the Processor.

  2. L[7:0] - Processor and PCH DMI Controller Logical Lane Numbers.

  3. P[7:0] - Processor and PCH DMI Package Pin Lane Numbers.