iPort Isolation

Versal ACAP Technical Reference Manual (AM011)

Document ID
AM011
Release Date
2022-04-26
Revision
1.4 English

The isolation unit can block new bus traffic and wait for outstanding bus traffic to complete. This is normally done prior to the power shutdown of a power domain or island. Isolation might also be useful for security and safety.

When traffic is quiescent, the isolation unit asserts an interrupt so the firmware can take further action..