Date: Mon, 15 Jan 2018 10:24:29 +0100 From: Polytropon <freebsd@edvax.de> To: Ralf Mardorf <ralf.mardorf@rocketmail.com> Cc: Ralf Mardorf via freebsd-questions <freebsd-questions@freebsd.org>, Bob Willcox <bob@immure.com> Subject: Re: How can I disable my Lenovo laptop's touchpad? Message-ID: <20180115102429.aef556dd.freebsd@edvax.de> In-Reply-To: <20180114202650.73bd1d67@archlinux.localdomain> References: <20180114190817.GC3614@rancor.immure.com> <20180114202650.73bd1d67@archlinux.localdomain>
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On Sun, 14 Jan 2018 20:26:50 +0100, Ralf Mardorf via freebsd-questions wrote: > Dunno if it's helpful: > https://ben-rowan.github.io/post/disable_lenovo_trackpad/ This particular suggestion doesn't disable the trackpad, it just sets is threshold to a value where the pressure on the surface should not cause any device action. In /etc/sysctl, conf, the setting hw.psm.synaptics.min_pressure=220 should cause that effect and seems to require enabling the Synaptics functionality beforehand: hw.psm.synaptics_support="1" I have no idea why one has quotes, the other hasn't. Additionally, it would be interesting if this causes a difference in console usage vs. X usage. I have the same problem with a Lenovo Thinkpad R61i, but as the console mode is "functionally dead", the problem persists within X. Accidentally touching the trackpad causes the mouse cursor to move whereas the only moving activity should be initiated by using the TrackPoint ("red nub"). Both devices seem to be combined into /dev/psm0... :-( -- Polytropon Magdeburg, Germany Happy FreeBSD user since 4.0 Andra moi ennepe, Mousa, ...
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