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Re: Blacklist Nouveau permanentely and no sound hda-intel

From: Marco Menne
Subject: Re: Blacklist Nouveau permanentely and no sound hda-intel
Date: Wed, 29 Sep 2021 14:44:14 +0000

Oh sorry, I didn't wrote that.
Your solution is exactly what I mean. Thank you.

29. September 2021 15:02, "Tobias Geerinckx-Rice" <> schrieb:

> Marco,
> Hullo and welcome!
> "Marco Menne" via 写道:
>> I searched a lot in the net but did'nt find an useful answer for
>> Guix system.
>> I know to blacklist the nouveau graphics driver on boot but how
>> can I blacklist it permanentely?
> You don't mention how you do so on boot.
> I assume you're talking about adding
> ‘modprobe.blacklist=nouveau[,…]’ to the kernel command line[0] in
> You can easily ask[1] Guix to add it to the default kernel command
> line at each boot, like so:
> (operating-system
> […]
> (kernel-arguments
> (cons* "modprobe.blacklist=nouveau[,…]"
> […]
> %default-kernel-arguments))
> […])
> Don't forget to reconfigure and optionally reboot.
>> My second question is about the hda-intel sound driver.
>> I have hda-intel and nvidia-hdmi sound modules. On Slackware I
>> cloud blacklist the Nvidia driver and could get the intel driver
>> working.
>> But as in Guix system there is no /etc/modprobe.d/ folder I
>> don't know how to get my sound working.
> You forgot to mention how you'd use /etc/modprobe.d to do so… ;-)
> So here too I can only guess an answer.
> If you just want to add default module options, you can do so on
> the kernel command line as well: either manually in GRUB (to test)
> or the kernel-arguments field mentioned above.
> For a random example plucked from ‘modinfo snd_hda_intel’: to
> disable power saving, simply add "snd_hda_intel.power_save=0", and
> the kernel will set this option for you whenever snd_hda_intel is
> loaded, no matter when or how or who loads it.
> Kind regards,
> T G-R
> [0]:
> [1]:

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