Date: Mon, 26 Jan 2009 15:44:49 -0500 From: Robert Noland <rnoland@FreeBSD.org> To: Warren Block <wblock@wonkity.com> Cc: freebsd-x11@freebsd.org Subject: Re: Xorg 7.4 breaks mga with G450 Message-ID: <1233002689.88679.24.camel@squirrel.corp.cox.com> In-Reply-To: <alpine.BSF.2.00.0901260943380.1030@wonkity.com> References: <%2B$PUWxC8yOfJFwC1@lap.knigma.org> <1232939280.1973.7.camel@wombat.2hip.net> <alpine.BSF.2.00.0901260943380.1030@wonkity.com>
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--=-zTjFGWRZJZaBjqCtySeN Content-Type: text/plain Content-Transfer-Encoding: quoted-printable On Mon, 2009-01-26 at 10:04 -0700, Warren Block wrote: > On Sun, 25 Jan 2009, Robert Noland wrote: >=20 > > On Sun, 2009-01-25 at 22:50 +0000, Mark Knight wrote: > >> Hi, > >> > >> I've been using the same PC with a Matrox G450 on AGP with a trusty ol= d > >> iiyama CRT monitor (Vision Master pro 410) for years. System is runni= ng > >> FreeBSD 6.4-RELEASE-p1 > >> > >> Having just upgraded to Xorg 7.4 from 7.3 and following the instructio= ns > >> in UPDATING I cannot get a stable picture. > >> > >> Using my stock xorg.conf (see below), or a brand new config version > >> created by "Xorg -configure" I get an extremely noisy (but stable) ima= ge > >> if I lower resultion from my normal 1280x1024 to 1027x768. At the > >> standard resolution the monitor is unable to sync. > >> > >> http://www.knigma.org.uk/scratch/Xorg.0.log > >> http://www.knigma.org.uk/scratch/xorg.conf > >> > >> I've tried with and without DDC and with and without > >> HorizSync/VertRefresh and with and without SyncOnGreen (my monitor has > >> always product a slightly sharper picture with the latter). > >> > >> Any ideas? > > > > I think your on the right track... It sounds like the mode calculation > > is off... I won't have access to mga hardware before next weekend, but > > even then mine is connected to a panel. >=20 > My G450 does the same (sync problem/noisy picture) on an LCD.=20 > mga-1.4.9 does it too, so I'd suspect a change in xorg-server. I just discovered an issue... Can you forcibly rebuild the 1.4.9 driver against the new server and see if that works? robert. > Resolutions other than 1024x768 come up as 1024x768 anyway. That could=20 > be the monitor trying to be smart. Sample log and xorg.conf at: >=20 > http://www.wonkity.com/~wblock/mga >=20 > -Warren Block * Rapid City, South Dakota USA --=-zTjFGWRZJZaBjqCtySeN Content-Type: application/pgp-signature; name="signature.asc" Content-Description: This is a digitally signed message part -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.10 (FreeBSD) iEYEABECAAYFAkl+IMEACgkQM4TrQ4qfROMPewCeNSslLWW/aiVQIdkj5jM4LBXC kXYAnRJzUkIh40kBcwvVNKfhrOf8SorQ =+VgL -----END PGP SIGNATURE----- --=-zTjFGWRZJZaBjqCtySeN--
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