ATA RAID -- Promise SATA150 vanished /dev/ar0

[Søren Schmidt]

Jon Door wrote:
> I have a Promise Fastrak SATA RAID controller (PDC20371). Running a
> 
> stripe between two 120GB drives. Running under a generic RELENG_5 the 
> controller, its drives, and the stripe where all detect without problem. 
> /dev/ar0 was generated without any special changes. Today I upgraded to 
> 6.0-CURRENT. Now the Promise controller and its drives are recognized 
> but no /dev/ar0, and no evidence of the stripe. Booting back to a 
> RELENG_5 system show the stripe data to still be intact. I've beem reading
> through all the ATA mkIII posts and haven't seen this specific issue, am 
> I missing a step here or is this possibly an issue between the new ATA 
> code and my RAID card? Are there more up to date patches for the ATA 
> code that
> I might have missed?
> Thank You.
> 
> I do have the following devices in my kernel config and have tried both 
> a custom config and a totally generic kernel:
> # $FreeBSD: src/sys/i386/conf/GENERIC,v 1.428 2005/03/31 20:21:42 scottl 
> Exp $
> device          ata
> device          atadisk         # ATA disk drives
> device          ataraid         # ATA RAID drives

How did you define the array originally ? using the BIOS or atacontrol ?
Does the Fasttrak BIOS see the array ?
Please provide the dmesg from a verbose booted system as that will tell 
what metadata it looks for and eventually finds.

-- 

-Søren