From: Andries.Brouwer@cwi.nl
To: Gunther.Mayer@t-online.de, linux-kernel@vger.kernel.org
Cc: Andries.Brouwer@cwi.nl
Subject: Re: [PATCH] make psaux reconnect adjustable
Date: Tue, 14 Aug 2001 18:29:55 GMT [thread overview]
Message-ID: <200108141829.SAA108540@vlet.cwi.nl> (raw)
From Gunther.Mayer@t-online.de Tue Aug 14 19:10:40 2001
> I can confirm what you suggest:
> My mouse (Logitech wheel USB/PS2) sends indeed AA 00.
> So, I extended my patch:
> psmouse_reconnect = 0: Do nothing (just pass all to userspace)
> psmouse_reconnect = 1: Flush Q & ping mouse on AA 00 (default)
> psmouse_reconnect = 2: Flush Q & ping mouse on AA (old behaviour)
>
> With reconnect 1 or 2: After reconnecting, mouse behaves strange
> (jumping around the screen)
This is a serious bug in many user-space drivers. PS/2 mouse protocol
was designed to easily re-synchronize (think about transmission errors/
lost bytes).
The fragment of text you reply to is not about the 3-byte PS/2
protocol, but about the 4-byte wheelmouse protocol.
next reply other threads:[~2001-08-14 18:30 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-08-14 18:29 Andries.Brouwer [this message]
2001-08-14 19:35 ` [PATCH] make psaux reconnect adjustable Gunther Mayer
-- strict thread matches above, loose matches on Subject: below --
2001-08-14 21:26 Andries.Brouwer
2001-08-14 11:12 Andries.Brouwer
2001-08-14 17:10 ` Gunther Mayer
2001-08-14 21:56 ` Kurt Garloff
[not found] <no.id>
2001-08-02 15:03 ` Alan Cox
2001-08-02 17:34 ` Alan Cox
2001-08-02 17:27 Andries.Brouwer
2001-08-14 9:57 ` Kurt Garloff
2001-08-14 15:03 ` Kurt Garloff
2001-08-14 16:58 ` Linus Torvalds
2001-08-14 17:35 ` Kurt Garloff
2001-08-14 21:29 ` Kurt Garloff
2001-08-15 15:50 ` Gunther Mayer
2001-08-02 16:02 Andries.Brouwer
2001-08-02 16:18 ` Kurt Garloff
2001-08-02 11:55 Andries.Brouwer
2001-08-02 2:21 Kurt Garloff
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