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From: Joe Marcus Clarke <marcus@FreeBSD.org>
To: John Baldwin <jhb@FreeBSD.org>
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Date: Fri, 12 Jan 2007 03:05:20 -0500
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Cc: freebsd-bugs@FreeBSD.org
Subject: Re: kern/105768: MSI triggers em0 watchdog failures
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On Mon, 2007-01-08 at 14:19 -0500, John Baldwin wrote:
> On Thursday 23 November 2006 03:31, Joe Marcus Clarke wrote:
> > Synopsis: MSI triggers em0 watchdog failures
> >=20
> > Responsible-Changed-From-To: freebsd-bugs->jhb
> > Responsible-Changed-By: marcus
> > Responsible-Changed-When: Thu Nov 23 08:31:35 UTC 2006
> > Responsible-Changed-Why:=20
> > Over to John to possible MSI blacklist inclusion.
> >=20
> > http://www.freebsd.org/cgi/query-pr.cgi?pr=3D105768
>=20
> Please try this which should disable MSI for your machine:
>=20
> Index: pci.c
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
> RCS file: /usr/cvs/src/sys/dev/pci/pci.c,v
> retrieving revision 1.331
> diff -u -r1.331 pci.c
> --- pci.c	28 Dec 2006 06:14:42 -0000	1.331
> +++ pci.c	8 Jan 2007 19:18:38 -0000
> @@ -189,6 +201,11 @@
>  	 */
>  	{ 0x25508086, PCI_QUIRK_DISABLE_MSI,	0,	0 },
> =20
> +	/*
> +	 * MSI doesn't work with the Intel E7210 chipset.
> +	 */
> +	{ 0x25788086, PCI_QUIRK_DISABLE_MSI,	0,	0 },
> +
>  	{ 0 }
>  };
> =20

Yep, this patch does the trick.  Thanks.

Joe

--=20
Joe Marcus Clarke
FreeBSD GNOME Team      ::      gnome@FreeBSD.org
FreeNode / #freebsd-gnome
http://www.FreeBSD.org/gnome

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