Date: Wed, 13 Apr 2011 19:07:06 +0200 From: David Naylor <naylor.b.david@gmail.com> To: Alexander Motin <mav@freebsd.org> Cc: FreeBSD-Current <freebsd-current@freebsd.org> Subject: Re: [regression] unable to boot: no GEOM devices found. Message-ID: <201104131907.12368.naylor.b.david@gmail.com> In-Reply-To: <4DA4B247.6010901@FreeBSD.org> References: <mailpost.1302585106.8448174.20731.mailing.freebsd.current@FreeBSD.cs.nctu.edu.tw> <201104122132.23809.naylor.b.david@gmail.com> <4DA4B247.6010901@FreeBSD.org>
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--nextPart2602315.0xpPBTegJJ Content-Type: Text/Plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable On Tuesday 12 April 2011 22:12:55 Alexander Motin wrote: > David Naylor wrote: > > On Tuesday 12 April 2011 08:17:51 Alexander Motin wrote: > >> David Naylor wrote: > >>> I am running -current and since a few days ago (at least 2011/04/11) I > >>> am unable to boot. > >>>=20 > >>> The boot process stops when it looks to find a bootable device. The > >>> prompt (when pressing '?') does not display any device and yielding o= ne > >>> second (or more) to the kernel (by pressing '.') does not improve the > >>> situation. > >>>=20 > >>> A known working date is 2011/02/20. > >>>=20 > >>> I am running amd64 on a nVidia MCP51 chipset. > >>=20 > >> MCP51... again... > > +ata2: reiniting channel .. > +ata2: SATA connect time=3D0ms status=3D00000113 > +ata2: reset tp1 mask=3D01 ostat0=3D58 ostat1=3D00 > +ata2: stat0=3D0x50 err=3D0x01 lsb=3D0x00 msb=3D0x00 > +ata2: reset tp2 stat0=3D50 stat1=3D00 devices=3D0x1 > +ata2: reinit done .. > +unknown: FAILURE - ATA_IDENTIFY timed out LBA=3D0 >=20 > As soon as all devices detected but not responding to commands, I would > suppose that there is something wrong with ATA interrupts. There is a > long chain of interrupt problems in this chipset. I have already tried > to debug one case where ATA wasn't generating interrupts at all. > Unfortunately, without success -- requests were executing, but not > generating interrupts, it wasn't looked like ATA driver problem. >=20 > What's about possible candidate to revision triggering your problem, I > would look on this message: > +pcib0: Enabling MSI window for HyperTransport slave at pci0:0:9:0 >=20 > At least it is recent (SVN revs 219737,219740 on 2011-03-18 by jhb) and > it is interrupt related. I reverted those two revs and everything works again. =20 --nextPart2602315.0xpPBTegJJ Content-Type: application/pgp-signature; name=signature.asc Content-Description: This is a digitally signed message part. -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.17 (FreeBSD) iEYEABECAAYFAk2l2EAACgkQUaaFgP9pFrJDLQCePItyLO3BLrvcHI8ISfqZCx5q RvwAn3bXKUipMEDNYHydD+WosTwhvSDX =G3GB -----END PGP SIGNATURE----- --nextPart2602315.0xpPBTegJJ--
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