Intel® Agilex™ Hard Processor System Technical Reference Manual

ID 683567
Date 11/11/2022
Public

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16.5.12.3.1. Removable MMC4.3, MMC4.4, and MMC4.41 Differences

Removable MMC4.3, MMC4.4, and MMC4.41 cards differ with respect to eMMC in that the controller is not aware whether these cards support the boot mode of operation when plugged in. Thus, the controller must:
  1. Discover these cards as it would discover MMC4.0/4.1/4.2 cards for the first time
  2. Know the card characteristics
  3. Decide whether to perform a boot operation or not