lkml.org 
[lkml]   [2008]   [Jan]   [7]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [linux-kernel] Re: [PATCH] x86: provide a DMI based port 0x80 I/O delay override.
David P. Reed wrote:
>
> And actually, if I had looked at the /sys/bus/pnp definitions, rather
> than /proc/ioports, I would have noticed that port 80 was part of a
> PNP0C02 resource set. That means exactly one thing: ACPI says that
> port 80 is NOT free to be used, for delays or anything else.
>
> This should make no difference here: it's just one more reason to stop
> using port 80 for delays on modern machines.
>

And shoot the designer of this particular microcontroller firmware.

-hpa


\
 
 \ /
  Last update: 2008-01-08 01:17    [W:0.109 / U:0.192 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site