Immediate direct memory access descriptor-based write operation

摘要

A method includes processing a direct memory access (DMA) descriptor in a DMA controller. The method includes storing first data of the DMA descriptor at an address that is identified by second data of the DMA descriptor.

主权项

1. A method comprising:
processing a direct memory access (DMA) descriptor in a DMA controller, the DMA descriptor including first data and second data; storing the first data at an address identified by the second data, wherein processing the DMA descriptor comprises:
determining, based on third data of the DMA descriptor, to identify the DMA descriptor as being associated with a first descriptor type; andin response to the determination, reading the first data from a field of the DMA descriptor, the field being associated with a memory address and being associated with a second descriptor type.