8 to 9: Kernel modularization -- did it change?

Alexander Motin mav at FreeBSD.org
Fri Feb 17 16:36:57 UTC 2012


On 02/17/12 18:20, Alex Goncharov wrote:
> ,--- You/Freddie (Fri, 17 Feb 2012 08:08:18 -0800) ----*
> |>  So, how do I go about finding and modifying the sound card pin
> |>  assignments in FreeBSD 9?  (If I can't do it without temporarily
> |>  installing FreeBSD 8, it would be a huge disappointment. :)
> |
> | Stick the hint into /boot/loader.conf and reboot.
>
> How do I find the correct hint if I can't reload the sound module in
> the new kernel environment and explore 'dmesg', '/dev/sndstat' and the
> physical headphones with the new hint without a reboot?
>
> Stick something in a file (/boot/device.hints or /boot/loader.conf),
> reboot and see if it works... if it doesn't put a different
> combination of 'cad', 'nid' and 'seq' and reboot?... And again and
> again, till it works?..

Improved HDA driver in HEAD allows to change CODEC configuration via 
sysctls on fly without unloading. I am going to merge it to 9/8-STABLE 
in few weeks. If somebody wants to write nice GUI for it -- welcome! ;)

-- 
Alexander Motin


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