User`s guide

Chapter XVIII. Unified Boot
Chelsio T5/T4 Unified Wire For Linux Page 343
xi. Run the following command to list all Chelsio CNAs present in the system. The list displays
a unique index for each CNA found.
C:\CHELSIO>cfut4 l
xii. Delete any previous version of Option ROM flashed on the CNA:
C:\CHELSIO>cfut4 d <idx> -xb xc
Here, idx is the CNA index found in step xi (0 in this case)
xiii. Delete any previous firmware and configuration file using the following command:
C:\CHELSIO>cfut4 -d <idx> -xh xf
Here, idx is the CNA index found in step xi (0 in this case)