From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ludovic =?UTF-8?Q?Court=C3=A8s?= Subject: bug#40538: installer: Support uvesafb to install on machines without KMS. Date: Tue, 14 Apr 2020 16:12:28 +0200 Message-ID: <873696xik3.fsf@gnu.org> References: <20200411184346.c3cgop7egcjyqzwf@pelzflorian.localdomain> <874ktpspr5.fsf@gnu.org> <20200412090257.jxljqbkwfhn7afnr@pelzflorian.localdomain> <20200412112400.x4qufeztdnkmzqhx@pelzflorian.localdomain> <874ktooj3v.fsf@gmail.com> <20200412153052.ewxdd6m4f6yar2jw@pelzflorian.localdomain> <871roqlebf.fsf@gmail.com> <20200414081652.vjdu7d6w2u5piud4@pelzflorian.localdomain> <87h7xmz8dz.fsf@gnu.org> <20200414102838.n776paycpuy6kykx@pelzflorian.localdomain> <20200414131404.gzashg4iyuyfdoua@pelzflorian.localdomain> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Return-path: Received: from eggs.gnu.org ([2001:470:142:3::10]:56561) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jOObT-0004s0-Py for bug-guix@gnu.org; Tue, 14 Apr 2020 12:40:04 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1jOObS-0005R6-Pa for bug-guix@gnu.org; Tue, 14 Apr 2020 12:40:03 -0400 Received: from debbugs.gnu.org ([209.51.188.43]:51293) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1jOObS-0005Qx-Ml for bug-guix@gnu.org; Tue, 14 Apr 2020 12:40:02 -0400 Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1jOObS-0001PW-CG for bug-guix@gnu.org; Tue, 14 Apr 2020 12:40:02 -0400 Sender: "Debbugs-submit" Resent-Message-ID: In-Reply-To: <20200414131404.gzashg4iyuyfdoua@pelzflorian.localdomain> (pelzflorian@pelzflorian.de's message of "Tue, 14 Apr 2020 15:14:04 +0200") List-Id: Bug reports for GNU Guix List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-guix-bounces+gcggb-bug-guix=m.gmane-mx.org@gnu.org Sender: "bug-Guix" To: "pelzflorian (Florian Pelz)" Cc: 40538@debbugs.gnu.org Hi Florian, "pelzflorian (Florian Pelz)" skribis: > On Tue, Apr 14, 2020 at 12:28:38PM +0200, pelzflorian (Florian Pelz) wrot= e: >> On Tue, Apr 14, 2020 at 12:09:12PM +0200, Ludovic Court=C3=A8s wrote: >> > Or better yet, is there a way to check whether KMS is already using >> > another driver, and to not load uvesafb in that case? Probably there= =E2=80=99s >> > some info in /sys. >>=20 >> Hmm I will try if checking for the presence of /dev/fb0 helps. > > I have tested and pushed a check for /dev/fb0 as > 0ad60b2a89d6d387236466e0bcdd61ac489fca37 to the version-1.1.0 branch. > > All my machines that need uvesafb use it while those that don=E2=80=99t n= eed > it do not modprobe the kernel module anymore. Possibly there remain > problems should the normal Kernel Mode Setting be very slow to create > /dev/fb0, but otherwise the logs should no longer show uvesafb errors. > > They do show that the uvesafb shepherd service was started, even when > it did not load uvesafb. Well done! I=E2=80=99ll send an image to Niels in case they can double-check that the /dev/fb0 check works for them. > Maybe the shepherd service should be renamed. To =E2=80=98maybe-uvesafb=E2=80=99? Doesn=E2=80=99t matter much to me. :-) Thank you! Ludo=E2=80=99.