I was confused, my box doesn't have 9082xs it needs ssv6051 drivers which armbian @balbes150 supports
after installing all relevant firmware deb files, i see in dmesg
*** sta_cfg_set, /usr/lib/firmware/ssv6051/ssv6051-wifi.cfg ***
[ 80.459198] ERROR: filp_open
I looked for the file, is in /lib/firmware instead
my quick fix
ln -s /lib/firmware /usr/lib/firmware
now wifi works. Using Armbian_5.41_S9xxx_Debian_stretch_3.14.29_server_20180305.img.xz