Re: VGA PCI IO port reservations

From: Kai Henningsen (kaih@khms.westfalen.de)
Date: Mon Nov 27 2000 - 17:10:00 EST


alan@lxorguk.ukuu.org.uk (Alan Cox) wrote on 18.11.00 in <E13xBNJ-0001r5-00@the-village.bc.nu>:

> > It is. There are plenty of devices for which an arbitrary IN is an
> > irrecoverable state transition.
>
> The ne2000 clones being the most infamous of them. Blind ISA read probing is
> not a safe business

Hell, I've had machines crashing in the BIOS pre-boot stuff because it was
doing INs where a NE2000 sat.

MfG Kai
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