QDMA Subsystem - 1.0 English

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

Document ID
Release Date
1.0 English
  • Support for both AXI4-MM and AXI4-Stream interfaces on a per queue basis
    • 2K queue sets
    • 2K H2C Descriptor rings
    • 2K C2H Descriptor rings
    • 2K C2H Writeback rings
  • Supports Polling Mode (Status Descriptor Writeback)
  • C2H stream interrupt moderation, CMPT entry coalesce
  • Descriptor and DMA customization through user logic
    • Custom descriptor formats
    • Traffic management
  • SR-IOV support with access control, FLR, and mailboxes
  • Advanced and flexible interrupt support