Wait for CSU DMA Done

Zynq UltraScale+ Device Technical Reference Manual (UG1085)

Document ID
UG1085
Release Date
2022-09-15
Revision
2.3 English

1.CSU DMA done can be verified by polling the done bit of the status register.

a.To poll the source channel:

Poll while the csudma.csudma_src_i_sts[done] is not set.

b.Else,

Poll while the csudma.csudma_dst_i_sts[done] is not set.

DMA done can be acknowledge by clearing the same bit of the status register.

This Figure describes a CSU DMA transfer.

Figure 11-4:      CSU DMA Transfer

X-Ref Target - Figure 11-4

X15317-csu-dma-transfer-flowchart.jpg