Forum Discussion
Altera_Forum
Honored Contributor
19 years agoUse the alt_dma_txchan_ioctl() and alt_dma_rxchan_ioctl() to set the ALT_DMA_RX_ONLY_XXX and ALT_DMA_TX_ONLY_XXX settings. This should set the DMA controllers to read/write to a single location only instead of incrementing from the base address you give it.