FLR Ports - 1.0 English

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

Document ID
PG344
Release Date
2022-05-20
Version
1.0 English
Table 1. FLR Port Descriptions
Port Names I/O Description
usr_flr_fnc [7:0] O

Function

The function number of the FLR status change.

usr_flr_set O

Set

Asserted for 1 cycle indicating that the FLR status of the function indicated on usr_flr_fnc[7:0] is active.

usr_flr_clr O

Clear

Asserted for 1 cycle indicating that the FLR status of the function indicated on usr_flr_fnc[7:0] is completed.

usr_flr_done_fnc [7:0] I

Done Function

The function for which FLR has been completed by user logic.

usr_flr_done_vld I

Done Valid

Assert for one cycle to signal that FLR for the function on usr_flr_done_fnc[7:0] has been completed.