aic7xx system hangs

[Jeremy Conlin]

Unfortunately, my SCSI devices are 3 hard drives, a CD-ROM and a tape 
drive.  I tried to boot without the CD-ROM and tape drive, but that 
didn't work.  Of course I couldn't boot without the hard drives.

Jeremy


On Sep 9, 2004, at 5:33 PM, Timothy Murphy wrote:

> Jeremy Conlin wrote:
>
>> I recently installed Fedora Core 2 on a Dell PowerEdge 2400 server 
>> that
>> previously ran Red Hat 9.  The installation appears to proceed
>> normally.  The problem is it never boots entirely.  It hangs with the
>> following as the last message (after removing quiet mode):
>>
>> Loading sd_mod.ko module
>> Loading aic7xxx.ko module
>>
>> So I think this might be related to the SCSI adapter(s) I have in the
>> machine.  I have searched far and wide on this great world wide web of
>> ours and have found many issues that seem related.  I have even posted
>> messages on this mailing list when I thought it was a different
>> problem.  I am starting a new thread with a (hopefully) clearer
>> subject.
>
> Is the SCSI device your main disk, or is it inessential?
> I'm no guru, but if I had this error I would try the following:
>
> (1) Try booting with "linux noprobe".
>
> (2) Try adding scsi_adapter=off to /etc/modprobe.conf
>
> (3) Try moving the aic7xxx entries from /lib/modules/<kernel version>
>
> (3) Try booting with "linux pci=off"
>
> (4) If the SCSI device is inessential, remove the SCSI card
>
> If you get the machine to boot, I would re-compile the kernel,
> perhaps with the SCSI driver in the kernel proper rather than a module.
>
>
>
>
> -- 
> Timothy Murphy
> e-mail (<80k only): tim /at/ birdsnest.maths.tcd.ie
> tel: +353-86-2336090, +353-1-2842366
> s-mail: School of Mathematics, Trinity College, Dublin 2, Ireland
>
>
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