Date: Sat, 25 Mar 2006 21:48:21 +0300 From: "Andrew Pantyukhin" <infofarmer@gmail.com> To: "Lena@lena.kiev.ua" <Lena@lena.kiev.ua> Cc: freebsd-questions@freebsd.org Subject: Re: How to reinitialize psm0 without reboot? Message-ID: <cb5206420603251048v3d14dabbt7e2d2fa6177fe901@mail.gmail.com> In-Reply-To: <20060325083444.GA507@lena.kiev> References: <20060325083444.GA507@lena.kiev>
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On 3/25/06, Lena@lena.kiev.ua <Lena@lena.kiev.ua> wrote: > Hi, > > A hardware glitch of an (optical) PS/2 mouse can cause the mouse pointer > to freeze. Subsequent "killall -HUP moused" gives: > > Mar 23 09:11:34 bedside kernel: psm0: failed to reset the aux device. > Mar 23 09:11:34 bedside kernel: psm0: the aux device has gone! (reinitial= ize). > > or: > > Mar 23 10:48:27 bedside kernel: psm0: failed to disable the device (psmcl= ose). > Mar 23 10:48:28 bedside kernel: psm0: failed to get status (psmclose). > Mar 23 10:48:28 bedside kernel: psm0: failed to enable the device (doopen= ). > Mar 23 10:48:28 bedside moused: unable to open /dev/psm0: Input/output er= ror > > and attempts to start moused again fail: > > Mar 23 09:13:04 bedside moused: unable to open /dev/psm0: Device not conf= igured > > How to reinitialize/configure /dev/psm0 without reboot? > 5.4-RELEASE-p3 with some security patches. > > Thanks, > > Lena > _______________________________________________ > freebsd-questions@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-questions > To unsubscribe, send any mail to "freebsd-questions-unsubscribe@freebsd.o= rg" > PS/2 devices (keyboards and mice) are pretty dependent on the BIOS subsystem. If they fail at runtime chances are that a BIOS reinit (reboot) is the only way to bring them back. I've used USB mice for years now - and you can just replug one if anything goes wrong.
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