Re: SCSI host detection order

Richard Gooch (rgooch@atnf.csiro.au)
Tue, 1 Sep 1998 14:44:51 +1000

Mike Bennett writes:
> Please excuse the intrusion if this is answered somewhere, but I've
> been unable to find an answer after searching the HOWTO's and the
> web...
>
> I'm currently running 2.0.35 and 6-pre, but I've been performing
> this patch since I began with Linux a year or so ago. I have 2 scsi
> controllers - a 2940uw and 152x. All the HD's are on the 2940 and
> the 152x is used simply for an occasional external ZIP drive. As
> such, I setup with only the 2940 driver thus mapping all devices
> with it alone. With the addition on the 152x driver, it gets
> detected first and throws everything off.
>
> I use something similar to the following simple patch with each
> kernel build to "fix" the scsi detection order. (I actually do it
> by hand... All I do is move the aic7xxx driver to the top if the
> Adaptec list in hosts.c) But, it seems that another more officially
> supported method should exist which doesn't require changing the
> source - a config file or option to lilo or something along those
> lines.

Try kernel 2.1.119 plus the devfs patch: it has a "scsihosts=" option
which you can use to control things. See:
http://www.atnf.csiro.au/~rgooch/linux/kernel-patches.html

Regards,

Richard....

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