Date: Wed, 28 Mar 2012 21:24:13 +0200 From: Baptiste Daroussin <bapt@freebsd.org> To: John Baldwin <jhb@freebsd.org> Cc: freebsd-current@freebsd.org Subject: Re: No disks usable on a P5NE MB (aka regession is r219737) Message-ID: <20120328192413.GA1528@azathoth.lan> In-Reply-To: <201203281438.42924.jhb@freebsd.org> References: <e15ca6b07d1d4ee72f8dc063d25505d1@etoilebsd.net> <201111151246.42038.jhb@freebsd.org> <20111115231253.GC96251@azathoth.lan> <201203281438.42924.jhb@freebsd.org>
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--fUYQa+Pmc3FrFX/N Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Wed, Mar 28, 2012 at 02:38:42PM -0400, John Baldwin wrote: > On Tuesday, November 15, 2011 6:12:53 pm Baptiste Daroussin wrote: > > On Tue, Nov 15, 2011 at 12:46:41PM -0500, John Baldwin wrote: > > [...] > > > and > > > > 10 remove that block : > > > > http://people.freebsd.org/~bapt/workaround-to-boot-p5ne.diff > > >=20 > > > Yeah, the problem is that NVIDIA chipsets seem to have really odd beh= avior in=20 > > > that once you turn MSI mapping on for a given node in the HyperTransp= ort tree=20 > > > it expects all child devices to only use MSI and not INTx. Linux has= a lot of=20 > > > quirk code to try to handle this by only turning on the mapping windo= w when=20 > > > MSI is enabled for a given device. However, it has lots of hacks to = try to=20 > > > find the right Host-PCI Bridge that a given device is a child of. I'= m mostly=20 > > > tempted to just disable MSI on NVIDIA chipsets that have these issues= rather=20 > > > than adding the same number of quirks. However I haven't really had = time to=20 > > > sit down and look at this. > > >=20 > >=20 > > Thanks for reply, if you can do some testing for you if you want. >=20 > Please try http://www.FreeBSD.org/~jhb/patches/hostb_htmsi.patch >=20 works perfectly thanks regards, Bapt --fUYQa+Pmc3FrFX/N Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.18 (FreeBSD) iEYEARECAAYFAk9zZV0ACgkQ8kTtMUmk6EwwjACfdOC1TBIgHzZ6rgWUDQ0yDqT3 yxEAniS77Th2LAOkp7eSfs8RpmEJbxkE =HnNS -----END PGP SIGNATURE----- --fUYQa+Pmc3FrFX/N--
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