Re: aac(4) broken on Perc 4/Di on -CURRENT

From: Scott Long <scottl_at_freebsd.org>
Date: Thu, 23 Dec 2004 07:48:44 -0700
Simon L. Nielsen wrote:
> Hello
> 
> Recent -CURRENT seems to have broken aac(4) on a Dell Perc 4/Di.  The
> system is a Dell PowerEdge 2650 with 4 36GB IBM disks in a RAID0+1
> configuration.
> 
> It runs fine on a 5-STABLE kernel, but when booting -CURRENT it prints
> a lot of errors from the RAID controller and then fails to mount the
> root file-system.
> 
> I have attached dmesg from 6-CURRENT and 5-STABLE, but the main
> interesting parts from -CURRENT are:
> 
> aac0: <Dell PERC 3/Di> mem 0xf0000000-0xf7ffffff irq 30 at device 8.1 on pci4
> aac0: [FAST]
> aacd0: <RAID 0/1> on aac0
> aacd0: 69425MB (142182912 sectors)
> SMP: AP CPU #3 Launched!
> SMP: AP CPU #1 Launched!
> SMP: AP CPU #2 Launched!
> aac0: **Monitor**         NMI ISR: NMI_SECONDARY_ATU_ERROR
> aac0: **Monitor**         NMI ISR: NMI_SECONDARY_ATU_ERROR
> aac0: COMMAND 0xc2409438 TIMEOUT AFTER 41 SECONDS
> 
> 

There are very few differences between the driver in 6-CURRENT and
5-STABLE, and none of the differences look like ones that could
cause problems.  Would you get able to step the source backwards until
you find the point where it starts working again?

Scott
Received on Thu Dec 23 2004 - 13:50:01 UTC

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