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Date:      Fri, 11 Aug 2000 21:54:49 -0700
From:      Dragos Ruiu <dr@dursec.com>
To:        Bigwillie <mvanberk@optonline.net>, freebsd-hardware@freebsd.org, gscott@asimware.com
Subject:   RE: Data Switch kills Mouse(PS/2)
Message-ID:  <00081121582417.31978@smp.kyx.net>
In-Reply-To: <4.2.0.58.20000811235229.00a87950@mail-hub.optonline.net>
References:  <4.2.0.58.20000811235229.00a87950@mail-hub.optonline.net>

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I used to have problems with the out of sync messages on my KVM too...
I was using logitech trackballs.... but there is a solution.  If you look
at the /dev/psm man page you'll see that there are two flags on the 
driver you can set to avoid this issue.  I remember both worked...
I don't recall immediately what they were but I set my flags currently
to 0x0300 on the kernels I build and it works fine.

cheers,
--dr

On Fri, 11 Aug 2000, Bigwillie wrote:
> What could be done.  I also have a rotary box, and sometimes the keyboard 
> and mouse go out on me.  Im just looking for a cheap alternative, who makes 
> a cheap "real" kvm switch????
> 
> At 12:00 AM 8/12/00 , you wrote:
> >Thanks for ur reply!!
> >
> >I've got a rotary switch box, not a real KVM.
> >
> >Is there any solution to this problem without a real KVM?
> >
> >-----Original Message-----
> >From: Greg Scott [mailto:gscott@asimware.com]
> >Sent: Saturday, August 12, 2000 11:27 AM
> >To: Thomas Chen(³¯§Ó©÷)
> >Cc: freebsd-hardware@FreeBSD.ORG; freebsd-questions@FreeBSD.ORG
> >Subject: Re: Data Switch kills Mouse(PS/2)
> >
> >
> > > I've got a data switch to connect all my three PCs' Monitor, Mouse,
> >Keyboard
> > > together, so that I can use one Mouse(PS/2), Keyboard(PS/2) to control all
> > > of them.
> > > When I switch one to another, Everything's OK in win98 PC, but something
> > > wrong in my FreeBSD(4.0r). The following message appear:
> > >
> > >  kernel: psmintr: out of sync (0080 != 0000)
> > >
> > > then the mouse can not work in FreeBSD,
> > >
> > > why??
> >
> >Did you get a real KVM or just some rotary switch box?
> >
> >If a switchbox, then yes, you will have problems since they do not
> >maintain the CLK/DATA lines to the computer they are connected to, so when
> >you do switch back to them, they will more than likelty be out of sync.
> >
> >This is what a proper KVM is for. It maintains those signals to the
> >computers so you do not lose sync.
> >
> >
> >--
> >Greg Scott                   |       Asimware Innovations Inc.
> >Network Administrator        |       600 Upper Wellington St, Unit #D
> >Website Co-Ordinator         |       Hamilton, Ontario, Canada  L9A 3P9
> >greg.scott@asimware.com      |       Phone: (905)575-1042
> >                              |         Fax: (905)575-0095
> >                              |         WWW: http://www.asimware.com
> >
> >
> >
> >To Unsubscribe: send mail to majordomo@FreeBSD.org
> >with "unsubscribe freebsd-hardware" in the body of the message
> >
> >
> >To Unsubscribe: send mail to majordomo@FreeBSD.org
> >with "unsubscribe freebsd-questions" in the body of the message
> 
> 
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