Date: Fri, 17 Feb 2012 18:36:53 +0200 From: Alexander Motin <mav@FreeBSD.org> To: Alex Goncharov <alex-goncharov@comcast.net> Cc: freebsd-hackers@freebsd.org Subject: Re: 8 to 9: Kernel modularization -- did it change? Message-ID: <4F3E8225.9030501@FreeBSD.org> In-Reply-To: <mailpost.1329495670.7246668.67851.mailing.freebsd.hackers@FreeBSD.cs.nctu.edu.tw> References: <CAOjFWZ6WM1bLEwaBiUE50Gj4MrwxefDWFb85ecRtYkSDuZ0erg@mail.gmail.com> <mailpost.1329495670.7246668.67851.mailing.freebsd.hackers@FreeBSD.cs.nctu.edu.tw>
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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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