Date: Tue, 6 Feb 2001 20:47:55 -0700 From: Jim Traeber <jtraeber@home.com> To: "Justin T. Gibbs" <gibbs@scsiguy.com> Cc: freebsd-stable@FreeBSD.ORG Subject: Re: ahc eisa: disk probe fails -> kernel panic Message-ID: <20010206204755.A7616@iapetus.intentionalsystems.com> In-Reply-To: <200102060120.f161KkO53521@aslan.scsiguy.com>; from gibbs@scsiguy.com on Mon, Feb 05, 2001 at 06:20:46PM -0700 References: <20010202235014.A10100@mime.TechFak.Uni-Bielefeld.DE> <200102060120.f161KkO53521@aslan.scsiguy.com>
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I was having a similar problem...
ahc eisa, Adaptec aic7770, during bootup the system would get caught in
an endless loop probing the disks, no panic though. Applying the patch
below fixed the problem.
Thanks.
On Mon, Feb 05, 2001 at 06:20:46PM -0700, Justin T. Gibbs wrote:
> >Hello!
> >
> >With recent commits to the ahc driver the kernel survises the probing of the
> >adapter but when probing the drives I get some wierd SCSI debug stuff and a
> >kernel panic.
>
> I believe the following patch will correct the problem. Please let
> me know if it doesn't.
>
> --
> Justin
>
> Index: aic7xxx.seq
> ===================================================================
> RCS file: /usr/cvs/src/sys/dev/aic7xxx/aic7xxx.seq,v
> retrieving revision 1.94.2.8
> diff -u -r1.94.2.8 aic7xxx.seq
> --- aic7xxx.seq 2001/01/27 20:56:27 1.94.2.8
> +++ aic7xxx.seq 2001/02/06 00:59:11
> @@ -1609,7 +1609,7 @@
> * for this target or the transaction is for a different lun, then
> * this must be an untagged transaction.
> */
> - shr SINDEX, 4, SELID;
> + shr SINDEX, 4, SAVED_SCSIID;
> and SAVED_LUN, MSG_IDENTIFY_LUNMASK, A;
> if ((ahc->flags & AHC_SCB_BTT) != 0) {
> add SINDEX, SCB_64_BTT;
>
>
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--
Jim Traeber
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