Re: i8042 access timings

From: Alan Cox
Date: Tue Jan 25 2005 - 08:51:08 EST


On Maw, 2005-01-25 at 07:41, Dmitry Torokhov wrote:
> in i8042. It made me curious as we only wait between accesses to status
> register but not data register. I peeked into FreeBSD code and they use
> delays to access both registers and I wonder if that's the piece that
> makes i8042 mysteriously fail on some boards.

Maybe - my own experience is that the last boards I've seen that
actually require the delays are the Digital Hinote laptops, so its only
stuff only
as far as I can tell


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