P2020 eTSEC DMA mandatory or FIFO polling ?

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P2020 eTSEC DMA mandatory or FIFO polling ?

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philippeleray
Contributor II

Hi !

On the P2020 processor, we want not use the DMA for eTSEC, but polling the internal FIFOs instead.

Could we do that ? or the DMA is mandatory ?

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alexander_yakov
NXP TechSupport
NXP TechSupport

There is no way to poll internal FIFO - this operation is not supported, because there is no such register in eTSEC register model.

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