From: Guillaume Le Vaillant <glv@posteo.net>
To: Katherine Cox-Buday <cox.katherine.e@gmail.com>
Cc: 49611@debbugs.gnu.org, Brice Waegeneire <brice@waegenei.re>
Subject: bug#49611: Despite wireless-regdb being installed in my operating-system, dmesg indicates it can't find `regulatory.db`
Date: Sun, 18 Jul 2021 19:17:21 +0000 [thread overview]
Message-ID: <871r7v77pa.fsf@kitej> (raw)
In-Reply-To: <87r1fvsed1.fsf@waegenei.re>
[-- Attachment #1: Type: text/plain, Size: 1552 bytes --]
Brice Waegeneire <brice@waegenei.re> skribis:
> Hello Katherine,
>
> TL;DR: “iw reg set US” correctly set the regulatory region from userland
> but Guix can't set it just from the kernel.
>
> Katherine Cox-Buday <cox.katherine.e@gmail.com> writes:
>
>> #+BEGIN_EXAMPLE
>> [ 8.280462] cfg80211: Loading compiled-in X.509 certificates for
>> regulatory database
>> [ 8.282686] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7'
>> [ 8.284394] platform regulatory.0: Direct firmware load for
>> regulatory.db failed with error -2
>> [ 8.284415] cfg80211: failed to load regulatory.db
>> #+END_EXAMPLE
>
> There is three way to make the module cfg80211 load a regulatory
> database:
> 1. Baking the DB into the kernel at build time by replacing the kernel's
> limited DB with the one from 'wireless-regdb' via the option
> CONFIG_CFG80211_INTERNAL_REGDB¹.
> 2. Loading the DB at boot time as a signed firmware file
> (lib/firmware/regulatory.db from 'wirerless-regdb') via the module
> 'cfg80211'.
> 3. Doing it in userland with the helper 'crda' trough the utility
> 'iwd' or its predecesor 'wpa_supplicant'.²
>
> From what I understand and what I tested, only the third method works in
> Guix System ATM. It could be usefull to also support the first or
> second method to not depend on the userland setting the wireless
> regulatory settings.
Hi,
You could also try adding "cfg80211.ieee80211_regdom=US" to the
'kernel-arguments' field of your 'operating-system' definition.
[-- Attachment #2: signature.asc --]
[-- Type: application/pgp-signature, Size: 247 bytes --]
next prev parent reply other threads:[~2021-07-18 19:18 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-07-17 21:43 bug#49611: Despite wireless-regdb being installed in my operating-system, dmesg indicates it can't find `regulatory.db` Katherine Cox-Buday
[not found] ` <handler.49611.B.16265582421408.ack@debbugs.gnu.org>
2021-07-17 21:49 ` bug#49611: Acknowledgement (Despite wireless-regdb being installed in my operating-system, dmesg indicates it can't find `regulatory.db`) Katherine Cox-Buday
2021-07-18 17:47 ` bug#49611: Despite wireless-regdb being installed in my operating-system, dmesg indicates it can't find `regulatory.db` Brice Waegeneire
2021-07-18 19:17 ` Guillaume Le Vaillant [this message]
2021-07-19 18:21 ` Katherine Cox-Buday
2021-07-19 21:17 ` Guillaume Le Vaillant
2021-08-09 23:40 ` Tom Fitzhenry
2021-08-09 23:45 ` Tom Fitzhenry
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
List information: https://guix.gnu.org/
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=871r7v77pa.fsf@kitej \
--to=glv@posteo.net \
--cc=49611@debbugs.gnu.org \
--cc=brice@waegenei.re \
--cc=cox.katherine.e@gmail.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
Code repositories for project(s) associated with this public inbox
https://git.savannah.gnu.org/cgit/guix.git
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for read-only IMAP folder(s) and NNTP newsgroup(s).