This makes me possible to shutdown the 2nd, 3rd or 4th controller to
swap out devices and reload/change the scsi devices during production
state. (tape drive needed? additional cd drive? scanner ?, additional
disk drives? it's no problem anymore)
mfG
Jojo
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Jürgen Sauer Tel. +49 4209-3021 jojo@sae.extern.fh-hannver.de
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David Gray <davidg@newton.dialix.com.au> schrieb
am Wed, 26 Mar 1997 16:36:40 +0800 in linux.dev.kernel:
DG> Hi,
DG> I have a system with two Symbios SCSI controllers in it, a 810a and a
DG> 875 ultra fast wide controller.
DG> The system disk hangs off the 875 and the 810 has a couple of slower
DG> external shoeboxes on it.
DG> The system is configured so that it expects to find the root filesystem
DG> + swap spaces on /dev/sda.
DG> The PC's BIOS allows me to specify a 'boot order' for the two SCSI cards
DG> and I have it set to scan the 875 before the 810 so it boots off the
DG> fast wide system disk.
DG> However, as soon as Linux comes up, the ncr53c8xx driver orders the two
DG> adaptors with the 810 as host-0 and the 875 as host-1. As soon as I
DG> attach any disks to the 810, they get assigned as /dev/sda, sdb etc, the
DG> system disk gets /dev/sdc, Linux can't find it's root filesystem and the
DG> system won't boot.
DG> Is there anything that I can do to change the ordering of the host
DG> adaptors? I am using the 1.18c drivers on a 2.0.29 kernel.
DG> I couldn't see anything in the documentation, but I would happy to be
DG> corrected if I missed it! :-)