Messages in this thread | | | Date | Fri, 08 Feb 2002 00:16:33 +0000 | From | Anton Altaparmakov <> | Subject | Re: [PATCH] Fix floppy io ports reservation |
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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/
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