Re: Continuing saga: FreeBSD -CURRENT hangs with ATA code after April

From: Joe Marcus Clarke <marcus_at_FreeBSD.org>
Date: Mon, 02 Mar 2009 17:52:29 -0500
On Tue, 2009-03-03 at 00:31 +0200, Alexander Motin wrote:
> Joe Marcus Clarke wrote:
> > On Mon, 2009-03-02 at 23:20 +0200, Alexander Motin wrote:
> >> Joe Marcus Clarke wrote:
> >>> I started this thread on May 31 of last year:
> >>>
> >>> http://lists.freebsd.org/pipermail/freebsd-current/2008-May/085923.html
> >>>
> >>> The problem remains as of:
> >>>
> >>> FreeBSD fugu.marcuscom.com 8.0-CURRENT FreeBSD 8.0-CURRENT #12: Sun Mar
> >>> 1 16:10:52 EST 2009
> >>> gnome_at_fugu.marcuscom.com:/space/obj/usr/src/sys/FUGU  i386
> >>>
> >>> The only way I can boot this system is to hack in the ATA code from
> >>> April 9, 2008.  I would love just to be able to boot this guy on a
> >>> default -CURRENT.
> >> 1) If I understand right, you had working system on April 9, 2008 and 
> >> not working on May 31, 2008 and now. Have you tried to narrow down that 
> >> interval between working and not working system to find exact point of 
> >> breakage? I see no documented changes in Promise support there in CVS 
> >> log, but for example, on Apr 10 2008 I see some related changes 
> >> unmentioned in commit message.
> > 
> > The April 9 date is the documented date of last working.  It was the
> > commit on April 10 13:05:05 that broken things:
> > 
> > "Add experimental support for SATA Port Multipliers
> > 
> > Support is working on the Silicon Image SiI3124/3132.
> > Support is working on some AHCI chips but far from all.
> > 
> > Remember this is WIP, so test reports and (constructive) suggestions are welcome!"
> 
> You can try to comment out
> 	/* set portmultiplier port */
> 	ATA_OUTB(ctlr->r_res2, 0x4e8 + (ch->unit << 8), port & 0x0f);
> inside ata_promise_mio_command(). Don't know if there is some problem 
> with it, but it was added at that time and looks like it is at least not 
> applicable for this type of controller.

That did it!  Thanks!  I can now easily post the full verbose dmesg on
HEAD code if you'd like.

Joe

> 
-- 
Joe Marcus Clarke
FreeBSD GNOME Team      ::      gnome_at_FreeBSD.org
FreeNode / #freebsd-gnome
http://www.FreeBSD.org/gnome

Received on Mon Mar 02 2009 - 21:52:28 UTC

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