Driver on Host System

Zynq UltraScale+ Device Technical Reference Manual (UG1085)

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2.4 English

1.Does required a PCIe device specific probe?

2.A doorbell interrupt to the Endpoint is raised though the AXIPCIE_DMA0.DMA_CHANNEL_AXI_INTERRUPT_ASSERT[axi_software_interrupt] register and wait for an acknowledgment from the Endpoint.

3.On reception of an acknowledgment (interrupt or polling based), PIO transfers to write to a BAR mapped space are started and read back for verification.