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Intel: Are there any restrictions on the transfer size when doing DMA transfers using Modular Scatter-Gather DMA?
Category: SoCs
Tools: Quartus® Prime / Quartus® II
Device: Cyclone® V
A parameter called Transfer Type is provided as a setting of the Modular Scatter-Gather DMA Core.
- Full Word Accesses Only
- Aligned Accesses
- Unaligned Accesses
For example, if this setting is set to Full Word Accesses Only, only word double-length and word-aligned data can be transferred.
If you specify Unaligned Accesses, there are no restrictions on transfer size and alignment.
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