Re: urtwn(4) / rtwn(4) drivers are merged - call for testing (Was: RTL8812AU / RTL8821AU driver)

Mon, 26 Sep 2016 22:46:58 +0300 було написано Renato Botelho  
<garga_at_freebsd.org>:

AFAIK, it is not critical (at least for USB devices).

If it won't work without firmware try to install it from
sys/modules/rtwnfw/rtwnrtl8192cEB (and restart the interface).

>> On 1 Sep 2016, at 13:29, Andriy Voskoboinyk <avos_at_FreeBSD.org> wrote:
>>
>> Hi everyone,
>>
>> rtwn(4), urtwn(4) and urtwm (from previous emails) drivers were merged  
>> into a
>> single rtwn driver (plus rtwn_usb / rtwn_pci device glue); the code is
>> available on https://github.com/s3erios/rtwn repository. Among bugfixes  
>> /
>> code deduplication, there some new features too:
>>
>> 1) multi-vap support (one any wireless interface + one STA interface +
>> any number of monitor mode interfaces).
>> 2) few new sysctls:
>> * dev.rtwn.#.crypto - controls how to use hardware crypto acceleration
>> * dev.rtwn.#.ratectl_selected
>> * dev.rtwn.#.ratectl - selects current 'rate control' algorithm
>> (currently only 'none' and 'net80211' are supported; RTL8192CE needs  
>> testing
>> with the last).
>> 3) (incomplete) power management support for RTL8188EU (requires  
>> firmware).
>> 4) Short Guard Interval support.
>>
>> It's known to work with RTL8188CUS, RTL8188EU and RTL8821AU; however,
>> it was never tested with RTL8192CE or RTL8812AU.
>>
>> How-to-build:
>> 1) download / checkout the repository.
>> 2) apply 'patch-usbdevs.diff' against '/usr/src'
>> 3) build and install rtwn module:
>>  cd $repository/sys/modules/rtwn && make && make install
>> 4) build and install rtwn_usb/rtwn_pci:
>>  cd ../rtwn_usb && make && make install
>>  cd ../rtwn_pci && make && make install
>> 5) unload previous && load current drivers:
>>  kldunload if_urtwn if_rtwn
>>  kldload /boot/modules/if_rtwn.ko /boot/modules/if_rtwn_usb.ko  
>> /boot/modules/if_rtwn_pci.ko
>> 6) Use.
>
> I have a Thinkpad T430 with a PCIe RTL8188CE. It fails waying I didn’ t  
> load a firmware that doesn’ t exist:
>
> rtwn0: <Realtek RTL8188CE> port 0x4000-0x40ff mem 0xf1c00000-0xf1c03fff  
> at device 0.0 on pci2
> rtwn0: r92ce_attach: warning: hardware crypto enabled
> rtwn0: MAC/BB RTL8188CE, RF 6052 1T1R
> wlan0: Ethernet address: e0:06:e6:c7:54:73
> rtwn-rtl8192cfwE_B: could not load firmware image, error 2
> rtwn0: failed loadfirmware of file rtwn-rtl8192cfwE_B
>
> I’ve loaded rtwn-rtl8192cfwU_B.ko, never heard of rtwn-rtl8192cfwE_B.ko
>
> --
> Renato Botelho