Date: Mon, 4 Sep 2023 19:34:32 +0200 From: Matthias Apitz <guru@unixarea.de> To: Michael Gmelin <grembo@freebsd.org> Cc: Alexander Motin <mav@freebsd.org>, freebsd-current@freebsd.org Subject: Re: 14.0-CURRENT boots fine but keyboard does not work Message-ID: <ZPYVKL74wlue%2BOuu@c720-r368166> In-Reply-To: <CF031651-C306-4EE2-B353-D669A0F59590@freebsd.org> References: <ZPYSevkp4iPX/39o@c720-r368166> <CF031651-C306-4EE2-B353-D669A0F59590@freebsd.org>
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El día lunes, septiembre 04, 2023 a las 07:29:41p. m. +0200, Michael Gmelin escribió: > > > > On 4. Sep 2023, at 19:23, Matthias Apitz <guru@unixarea.de> wrote: > > > > > > Added Alexander Motin <mav@FreeBSD.org> to To: as the origin of the CI; > > > > Neither hw.atkbd.hz=1 nor hw.atkbd.hz=10 makes the keyboard working on > > my beloved Acer C720. Should I file a new PR? > > > > Filing a PR makes sense, could you please Cc me on it? > > Do you know which version of FreeBSD was the last that worked for you? I'm actually using (and typing this on it) r368166. Will file a PR tomorrow. Thanks matthias > >> El día lunes, septiembre 04, 2023 a las 06:55:52p. m. +0200, Michael Gmelin escribió: > >> > >> > >> > >> On Mon, 4 Sep 2023 18:43:11 +0200 > >> Matthias Apitz <guru@unixarea.de> wrote: > >> > >>> I have a 14.0-CURRENT compiled from sources of head from August 4, > >>> which boots fine from a produced USB key, but the keyboard does not > >>> work on an Acer C720 (amd64), on other laptops the keyboard is fine. > >>> > >>> The keyboard works during the boot menu (for example to enable verbose > >>> boot messages) but not on the login: prompt of the booted system. > >>> > >>> I've enabled SSH access into the C720 (if someone need more > >>> information) and I'm attaching /var/log/messages of the booted system. > >> > >> Hi Matthias, > >> > >> The C720 required special patches for the keyboard to work, which I > >> originally added here: > >> https://cgit.freebsd.org/src/commit/?id=6c176113bbdd598231ec47d161d4c3714997169b > >> > >> I assume that something in that area changed recently. > >> > >> Without digging into it, this looks like a possible cause: > >> > >> https://cgit.freebsd.org/src/commit/sys/dev/atkbdc/atkbd.c?id=ce881170088c4c98c036fe561f8ee8413c2e2585 > >> > >> atkbd: Disable periodic polling by default. > >> It is one of the few remaining Giant-locked callouts. It would be > >> good to remove it, not mentioning that polling itself is not good. > >> > >> If this cause keyboard/mouse freezes on some hardware, please set > >> loader tunable hw.atkbd.hz=1 as workaround and report the issue. > >> > >> So you could try to set hw.atkbd.hz=1 (or hw.atkbd.hz=10) in > >> /boot/loader.conf, then reboot and see if it helps. > >> > >> Best > >> Michael > >> > >> -- > >> Michael Gmelin > >> > > > > -- > > Matthias Apitz, ✉ guru@unixarea.de, http://www.unixarea.de/ +49-176-38902045 > > Public GnuPG key: http://www.unixarea.de/key.pub > > -- Matthias Apitz, ✉ guru@unixarea.de, http://www.unixarea.de/ +49-176-38902045 Public GnuPG key: http://www.unixarea.de/key.pub
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