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Date:      Fri, 05 Sep 2003 11:07:46 -1000
From:      Richard Puga <puga@mauibuilt.com>
To:        Nate Lawson <nate@root.org>
Cc:        freebsd-scsi@freebsd.org
Subject:   Re: ips.ko load sequence
Message-ID:  <3F58FB21.F0768E22@mauibuilt.com>
References:  <3F58C8BB.D83E703@mauibuilt.com> <20030905125156.M72174@root.org>

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That sounds exalty like what I need, Could you give me some pointer on how to
do that?

Thank you very much.

Richard Puga
puga@mauibuilt.com

Nate Lawson wrote:

> On Fri, 5 Sep 2003, Richard Puga wrote:
> > I have the ips driver working with the IBM ServerRaid 5i. However it
> > only works if I boot off an IDE drive and load the driver after the
> > kernel is loaded.
> >
> > What I believe the problem to be is the fact that this "Raid" card is
> > just an add in card to a modified PCI slot  that makes the on board LSI
> > dual channel controller into a RAID, and something in the kernel is
> > loading (not the LSI driver its been taken out) which makes these 2
> > separate devices act as one through the PCI bus and is the reason the
> > ips.ko driver can only be loaded after booting.
> >
> > I believe a quick and dirty fix for this may be to load the ips.ko
> > module after the kernel has booted and before init mounts /.
> >
> > Is there a way to do this via something in /boot/loader (the standard
> > way in loader.conf loads it too soon) or perhaps a way to compile isp
> > into the kernel in a way that it would be probed at a later time or in a
> > different sequence or to make the kernel load the module right before
> > ffs_mountroofs?
>
> Perhaps a better way is to split the driver probe and attach routines and
> run the latter at lowest startup priority so it runs right before the
> disk probe.
>
> -Nate



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