From: Matthew Dharm <mdharm-kernel@one-eyed-alien.net>
To: Nicolas Turro <Nicolas.Turro@sophia.inria.fr>
Cc: linux-kernel@vger.kernel.org
Subject: Re: PS2 -> USB magic
Date: Tue, 25 Jun 2002 10:37:43 -0700 [thread overview]
Message-ID: <20020625103743.B21980@one-eyed-alien.net> (raw)
In-Reply-To: <200206251727.g5PHRKY16997@atlas.inria.fr>; from Nicolas.Turro@sophia.inria.fr on Tue, Jun 25, 2002 at 07:27:20PM +0200
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BIOS emulation for your USB mouse as a PS/2 device. It's pretty common on
many mainboards.
Matt
On Tue, Jun 25, 2002 at 07:27:20PM +0200, Nicolas Turro wrote:
>
> Hello,
>
> on my laptop (compaq armada m300), i used to plug an usb mouse,
> and it was 'seen' as a ps2 mouse by Xfree, without any usb module loading
> (kernel 2.2.18, with custom configure options)
>
> root@polaire# ls -l /dev/mouse /dev/psmouse
> lrwxrwxrwx 1 root root 12 Jun 25 15:27 /dev/mouse ->
> /dev/psmouse
> crw-rw-rw- 1 root sys 10, 1 Jun 25 15:27 /dev/psmouse
>
> and :
> Section "InputDevice"
> Identifier "Mouse1"
> Driver "mouse"
> Option "Device" "/dev/mouse"
> Option "Protocol" "PS/2"
> Option "Emulate3Buttons"
> EndSection
>
> In my XF86Config ...
> It was kinda magic....
>
> Anyway, i compiled a 2.4.17 kernel (with more or less the same configure
> options, but it was a pain for usb), and now the same 'magic' doesn't work....
> I must use usbcore, hid, mousedev, uhci modules in order to use my usb
> mouse...
>
> Can someone explain me how it worked in 2.2.18 without those modules,
> and is it possible to make the same magic work in 2.4.17 ?
>
> Nicolas
> -
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--
Matthew Dharm Home: mdharm-usb@one-eyed-alien.net
Maintainer, Linux USB Mass Storage Driver
Why am I talking to a toilet brush?
-- CEO
User Friendly, 4/30/1998
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prev parent reply other threads:[~2002-06-25 17:37 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-06-25 17:27 Nicolas Turro
2002-06-25 17:37 ` Matthew Dharm [this message]
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