Re: Adaptec AIC7902 Ultra320 Problems

Lawrence Farr wrote:
> I have a Supermicro SuperServer 6013P-8, with:
> 
> ahd0: <Adaptec AIC7902 Ultra320 SCSI adapter> port
> 0x4000-0x40ff,0x4400-0x44ff mem 0xfc300000-0xfc301fff irq 5 at device 2.0 on
> pci3
> aic7902: Ultra320 Wide Channel A, SCSI Id=7, PCI-X 101-133Mhz, 512 SCBs
> ahd1: <Adaptec AIC7902 Ultra320 SCSI adapter> port
> 0x4800-0x48ff,0x4c00-0x4cff mem 0xfc302000-0xfc303fff irq 5 at device 2.1 on
> pci3
> aic7902: Ultra320 Wide Channel B, SCSI Id=7, PCI-X 101-133Mhz, 512 SCBs
> 
> Trying to install 5.1-CURRENT-20030709-JPSNAP or 4.8-STABLE on the
> box gives a timeout error that will hang the disk in a state that
> resetting the machine does not clear, and only power cycling will
> clear. Ive replaced the disks with no change, but installed and
> ran Redhat 7.3 on the box with no timeouts or errors.
> 
> The full dmesg is here:
> http://aticatac.epcdirect.co.uk/~l.farr/6013P8_dmesg.txt
> 
> And timeout is here:
> http://aticatac.epcdirect.co.uk/~l.farr/AIC7902_timeout.txt
> 
> Lawrence Farr
> EPC Direct Limited 

Timeouts usually point to interrupt routing problems.  Try booting with
ACPI turned off.

Scott