Is your kernel's support for these scsi cards linked in, or via modules?
If modules, just load the aic7xxx module second and it will be scsi1.
On Fri, 31 Dec 1999 [EMAIL PROTECTED] wrote:
>
> I've been pounding my head against this for quite a while, and I've drawn
> a blank. I've read every relevant HOWTO I can think of as well as the
> driver sources. Clearly, I'm missing something.
>
> I've got a Compaq DeskPro XL 5133 (P200MMX, EISA/PCI thingy). It's got a
> built-in AM53C974 SCSI chip (actually, the SCSI/ENet combined chip).
> This controls 2 disks and the CD-ROM. One of the disks is esp.
> important because it has the EISA config utils on it, and it needs to be
> drive 80h (C:, or whatever). Runs Linux like a champ.
>
> Now...I add an Adaptec AHA-2744W (EISA-based wide diff SCSI, recognized
> by the aic7xxx driver). I want this card to be the second controller.
> The drive connected to this controller is correctly recognized by the
> Compaq BIOS as disk 82h.
>
> Load linux.
>
> I cannot for the *life* of me figure out how to coerce the damn Adaptec
> card to be SCSI1, not SCSI0. No matter what I do, the aic7xxx driver
> gets loaded before the AMD driver, rendering the machine unbootable
> (because what should be /dev/sda is now /dev/sdb). I've tried every BIOS
> & EISA setting under the sun. The AMD is set in the EISA config to be
> the first controller. I've put driver directives on the boot string
> trying to get the kernel to recognize the AMD chip first without luck.
> I've moved the SCSI controllers to every IRQ/mem combo possible. I've
> edited the builtin_scsi_hosts array hosts.c to move the Adaptec detection
> directive after the AMD and get a kernel detects them in the order I want
> and then promptly that panics (streaming too much rubbish out for me to
> transcribe the relevant messages). Even the rescue disk has let me down.
>
> I assume that this has something to do with the fact that the Compaq XL
> BIOS32 is in a funky location and the kernel isn't getting the clue about
> which controller should be first.
>
> Anyone have an idea?
>
> - Ken
>
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>
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