Re: Story of a Desktop User
Lars Engels <[email protected]>
| Newsgroups | gmane.os.freebsd.devel.mobile |
|---|---|
| Message-ID | <[email protected]> |
Am 2013-11-20 07:05, schrieb Kevin Oberman: > On Tue, Nov 19, 2013 at 7:20 PM, Adrian Chadd <[email protected]> > wrote: > >> The newer sound stuff has a whole bunch of interesting interconnects >> internally that let you wire things around between functional blocks, >> inputs and outputs. >> >> I seem to recall that sometimes you have a hardware-only jack that >> does this. Sometimes its a software only thing where the hardware has >> a switch that the software uses to flip the output wiring. >> >> So depending upon the chipset and what it implements, it may be some >> automagic wiring done by the driver that's enumerated at boot time. >> Boot with -v and see if you get this nice verbose output from the >> sound driver explaining how all the connections are wired up. >> >> >> >> >> -adrian >> >> >> On 19 November 2013 06:23, Julian H. Stacey <[email protected]> wrote: >> > Eitan Adler wrote: >> >> The hardware switches from speakers to headphones automagically when I >> >> plug in headphones. I like this behavior but it would be great if >> >> there were a sysctl to disable it. >> > >> > If it's a mini jack that may be an artifact of the socket, >> > in which case no software can control it. >> > >> > Cheers, >> > Julian >> > -- >> > Julian Stacey, BSD Unix Linux C Sys Eng Consultant, Munich >> http://berklix.com >> > Interleave replies below like a play script. Indent old text with "> ". >> > Send plain text, not quoted-printable, HTML, base64, or >> multipart/alternative. >> > Extradite NSA spy chief Alexander. >> http://berklix.eu/jhs/blog/2013_10_30 >> > > On most sound systems using snd_hda you can do this fairly easily, > though > figuring out the exact incantations can require a bit of reading and > thought. Details (including sysctls) may be found in snd_hda(4). It would be uber-awesome if someone wrote a simple gui or ncurses interface to snd_hda(4)'s runtime configuration. _______________________________________________ [email protected] mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-mobile To unsubscribe, send any mail to "[email protected]"