lkml.org 
[lkml]   [2002]   [Feb]   [7]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH] Fix floppy io ports reservation
At 21:54 07/02/02, Alan Cox wrote:
> > > I asked a friend to check and on his Windows 2000 system the port
> > > reservation was 0x3f2-0x3f5 + 0x3f7, i.e. it just excludes ports
> > > 0x3f0-0x3f1, which are NOT used anywhere in the driver anyway.
> >
> > ports 0x3f0 and 0x3f1 are used on certain PS/2 systems
> > and on some very old AT clones
>
>The driver must only reserve those ports on machines which needed them and
>when it needs them (which it never actually does). The ports are used for
>other superio related things on newer machines

Indeed, I couldn't find any code making use of the 0x3f0 and 0x3f1 ports,
hence why I put forward my patch... If someone would like to prove me wrong
here, please do so. (-:

Best regards,

Anton


--
"I've not lost my mind. It's backed up on tape somewhere." - Unknown
--
Anton Altaparmakov <aia21 at cam.ac.uk> (replace at with @)
Linux NTFS Maintainer / WWW: http://linux-ntfs.sf.net/
ICQ: 8561279 / WWW: http://www-stu.christs.cam.ac.uk/~aia21/

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2005-03-22 13:18    [W:0.041 / U:0.040 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site