QDMA Subsystem Limitations - 2.0 English

Versal Adaptive SoC DMA and Bridge Subsystem for PCI Express Product Guide (PG344)

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2.0 English

The limitations of the QDMA are as follows:

  • The DMA supports a maximum of 256 Queues on any VF function.
  • Slave Bridge AXI does not support Narrow Burst transfers.
  • SRIOV is not supported in bridge mode.
  • QDMA5.0 does not support 64-bit AXI width combinations (Ex Gen1x1).