harddisk problem in the 5.x series

[Lowell Gilbert]

zoltan sandor <dr_sandor_zoltan at yahoo.com> writes:

> I have the following problem. I moved my system from
> FreeBSD 4.11 to 5.4-RC3 by reinstalling everything.
> The 4.11 system had no problem finding my MAXTOR hard
> disk as ad3 as slave on the secondary IDE behind the
> CDROM. The new 5.4 system indicates a lot of errors,
> but finally accepts it and everything just works
> fine. If I remove the hard drive the CDROM is
> recognised without problems. My guess is that the
> system tries to use higher PIO mode on the disk than
> it is good for or something like that. Can anybody
> explain how I can tune the kernel to avoid the error
> messages? (BTW I have a GENERIC kernel.) dmesg
> messages from the 4.11 and the 5.4-RC3 versions are
> below.

I'm nothing like an ATA expert, but I wonder whether it might now fail
on 4.11 also...  (bad cabling, etc.)