Compiling a kernel problems
davidsen at tmr.com
Mon Jul 5 18:38:10 UTC 2010
> I'm trying to compile a kernel with aacraid support for a dual Opteron
> 246 box with two 36GB disks on a Tyan S2891, using an initrd and lilo.
> There is an older kernel on there that works just fine, so I suspect
> it's something I'm missing in the kernel config. No matter what I try,
> the kernel fails to find the disks on the controller. I've even tried
> building it without an initrd and compiling everything into the
> kernel, but it still panics.
> I've included the aacraid support, SCSI disk, SCSI generic, and even
> RAID1/5 support. The controller and motherboard also have the latest
> BIOS updates.
> What else is necessary to support aacraid? What are the minimum
> settings required to provide support for this controller?
> It prints the Adaptec aacraid basic info, but doesn't detect any disks
> or even probe the controller.
> Is I2O or ACPI support necessary?
Wouldn't need firmware, would it?
> Are there any boot-time options to increase debugging output to
> troubleshoot this?
> The dmesg output from a working system is here:
> The kernel config for the attempt is here:
> Thanks for any ideas.
> Best regards,
Bill Davidsen <davidsen at tmr.com>
"We have more to fear from the bungling of the incompetent than from
the machinations of the wicked." - from Slashdot
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