Multi Channel DMA Intel® FPGA IP for PCI Express User Guide

ID 683821
Date 1/14/2022
Public

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3.8.1. H2D Data Mover

Table 23.  H2D Data Mover Interface* = Interface name in IP Parameter Editor Block Symbol
Interface Name* Type Description
h2ddm_desc AVST Sink H2D data mover gets the descriptor from external descriptor controller. Data mover throttles external descriptor controller with ready signal.
h2ddm_desc_cmpl AVST Source H2D data mover sends the completion (descriptor data from host memory) to external descriptor controller on this interface.
h2ddm_desc_status AVST Source Once a descriptor is complete, H2D data mover sends the status information (success, error, descriptor ID, application specific bits) to external descriptor controller
h2ddm_master AVMM Write Master This interface provides the read data from the host memory to the user application.

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