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It turns out the sound stack developers have anticipated me and written a workaround specifically for situations like mine - I just wasn't able to find it at first. Aoss does exactly the desired thing: it preloads libaoss.so and then runs another command line, which will then see a /dev/dsp and be able to ioctl/read/write it. So instead of, e.g. ...


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What's the meaning of MID, PCH, HDMI? MID is a compound acronym with an unenlightening expansion: it is the Message Signalled Interrupt Capability ID register in the C220 series chipset your machine uses. (How did they manage to boil that unwieldy term down to MID, you ask? MSI is a well-established acronym in its own right, so this is the "MSI ID" ...


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Uncommenting load-module module-alsa-sink load-module module-alsa-source device=hw:1,0 in /etc/pulse/default.pa did the trick. Edit: However, after uncommenting the lines mentioned above, I ran into all sorts of problems, for example vlc started crashing. I now removed the complete folder /etc/pulse/ and now everything seems to work fine, including sound ...


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According to a topic on the gentoo.org forums, "The MID card doesn't work at all (alsamixer says: "This sound device does not have any controls."). So it's useless, yet it is made the default card for some reason. " The fix for it, as referenced on this post in the topic, is to add the following to the kernel commandline in your bootloader config: ...


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Not sure what MID and PCH stand for, so I can't answer that part. HDMI is High-Definition Multimedia Interface. HDMI can carry audio, and it'd appear your machine has (or could have) 3 HDMI ports. The moss-green plug is the analog audio, the last one listed.


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A user's ~/.asoundrc file is a way to override the default configuration (in /usr/share/alsa/) or the machine configuration (in /etc/asound.conf). Normally, it is not necessary to change this configuration. And if it is, you have to write it by hand. The official documentation: Configuration files Runtime arguments in configuration files Runtime ...



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