Tested the -proposed kernel on boomer with 6.2 fw version.
ubuntu@boomer:~$ dmesg | grep sbsa ubuntu@boomer:~$ sudo modprobe sbsa_gwdt ubuntu@boomer:~$ dmesg | grep sbsa ubuntu@boomer:~$ lsmod | grep sbsa sbsa_gwdt 16384 0 ubuntu@boomer:~$ ls /dev/watchdog ls: cannot access '/dev/watchdog': No such file or directory ubuntu@boomer:~$
Looks like sbsa is not exposed by fw6.2 on this thunderx2 system. No kernel crash was observed.
Tested the -proposed kernel on boomer with 6.2 fw version.
ubuntu@boomer:~$ dmesg | grep sbsa
ubuntu@boomer:~$ sudo modprobe sbsa_gwdt
ubuntu@boomer:~$ dmesg | grep sbsa
ubuntu@boomer:~$ lsmod | grep sbsa
sbsa_gwdt 16384 0
ubuntu@boomer:~$ ls /dev/watchdog
ls: cannot access '/dev/watchdog': No such file or directory
ubuntu@boomer:~$
Looks like sbsa is not exposed by fw6.2 on this thunderx2 system. No kernel crash was observed.