Intel® Agilex™ Hard Processor System Technical Reference Manual

ID 683567
Date 2/14/2023
Public

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18.5.1.3. Application Interface Unit

The application interface unit (AIU) generates DMA requests based on programmable FIFO buffer thresholds. The AIU generates interrupts to the GIC for both host and device modes. A DMA scheduler is included in the AIU to arbitrate and control the data transfer between packets in system memory and their respective USB endpoints.