Problems installing onto DAC960 (Mylex Acceleraid250)

Scott Long scottl at freebsd.org
Mon Dec 29 10:33:29 PST 2003


On Mon, 29 Dec 2003, michael Alexander wrote:
> > The hang at the 'Waiting 15 seconds...' is likely not related to SCSI.
> > While the DAC960 card uses SCSI, it's FreeBSD driver does not attach
> > through the SCSI subsystem at all.  99% os hangs that happen at this
> > point are due to incorrect interrupt routing.  The RedHat work-around
> > appears to confirm this.  There really is no fix for 5.1 and
> > 4.9 unless
> > you can experiment with moving the DAC960 to a different PCI slot.
> > FreeBSD 5.2 has a much more comprehesive interrupt routing
> > algorithm and
> > will likely address your problem.  If the 5.2 CD doesn't work, try
> > booting it with ACPI disabled (either via the BIOS or the boot menu).
>
> Will the miniinst be good enough to at least let me know if it is going to
> work or not?
>
> -Mike
>
>
>

Yes.  In fact, the bootonly image can serve as a good smoke test for
this.

Scott


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