Date: Mon, 04 May 2009 15:49:27 -0500 From: Robert Noland <rnoland@FreeBSD.org> To: Steve Polyack <korvus@comcast.net> Cc: freebsd-x11 <freebsd-x11@freebsd.org>, freebsd-stable <freebsd-stable@FreeBSD.org> Subject: Re: Radeon 9250 DRM in 7.2-RELEASE Message-ID: <1241470167.1788.45.camel@balrog.2hip.net> In-Reply-To: <49FF51BC.5050104@comcast.net> References: <49FF28BC.5080304@comcast.net> <1241460816.1788.22.camel@balrog.2hip.net> <49FF387F.1080203@comcast.net> <1241464053.1788.32.camel@balrog.2hip.net> <49FF4857.4070904@comcast.net> <1241467827.1788.43.camel@balrog.2hip.net> <49FF51BC.5050104@comcast.net>
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--=-7ouv/hKRhU9RJjhhl9IQ Content-Type: multipart/mixed; boundary="=-OPtFaaOQ7DZ485aE8++h" --=-OPtFaaOQ7DZ485aE8++h Content-Type: text/plain Content-Transfer-Encoding: quoted-printable On Mon, 2009-05-04 at 16:36 -0400, Steve Polyack wrote: > Robert Noland wrote: > > Ok, they are at least partially disabled... I wonder if a BIOS update > > would help. > > > > Anyway, the garbled screen issue is usually associated with the caching > > method used on the PCI GART. On IGP chips we force the GART to be > > uncacheable. On PCI chips they are supposed to be able to snoop the bu= s > > and DTRT. All of the fixes for memory caching should be in 7. > > > > Please try the attached patch and see if that makes a difference. > > > > robert. > > > > =20 >=20 > Unfortunately, this didn't help. I should also clarify what I'm seeing,=20 > as it's not complete garbage as I thought. I have a dual monitor setup,=20 > side-by-side using xrandr. When I start X (xfce4) with drm available,=20 > the left monitor (primary) is a sold light shade of blue, except for a=20 > black corner which is maybe 10pix square. The right monitor displays my=20 > typical background image with another black box over part of it. If it=20 > shift back to the console and then back into X, I can see the outlines=20 > of my startup windows, but they contain garbage and the outlines are=20 > fuzzed with green and magenta garbage. ok, how about this one... If this doesn't do it, then we need to start digging... robert. --=20 Robert Noland <rnoland@FreeBSD.org> FreeBSD --=-OPtFaaOQ7DZ485aE8++h Content-Disposition: attachment; filename="radeon_pci_gart.patch" Content-Transfer-Encoding: base64 Content-Type: text/x-patch; name="radeon_pci_gart.patch"; charset="us-ascii" SW5kZXg6IGF0aV9wY2lnYXJ0LmMNCj09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09 PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT0NCi0tLSBhdGlfcGNpZ2FydC5jCShyZXZp c2lvbiAxOTE3OTMpDQorKysgYXRpX3BjaWdhcnQuYwkod29ya2luZyBjb3B5KQ0KQEAgLTgzLDcg KzgzLDcgQEANCiAJfQ0KIA0KIAlmbGFncyA9IEJVU19ETUFfV0FJVE9LIHwgQlVTX0RNQV9aRVJP Ow0KLQlpZiAoZ2FydF9pbmZvLT5nYXJ0X3JlZ19pZiA9PSBEUk1fQVRJX0dBUlRfSUdQKQ0KKy8v CWlmIChnYXJ0X2luZm8tPmdhcnRfcmVnX2lmID09IERSTV9BVElfR0FSVF9JR1ApDQogCSAgICBm bGFncyB8PSBCVVNfRE1BX05PQ0FDSEU7DQogCQ0KIAlyZXQgPSBidXNfZG1hbWVtX2FsbG9jKGRt YWgtPnRhZywgJmRtYWgtPnZhZGRyLCBmbGFncywgJmRtYWgtPm1hcCk7DQo= --=-OPtFaaOQ7DZ485aE8++h-- --=-7ouv/hKRhU9RJjhhl9IQ Content-Type: application/pgp-signature; name="signature.asc" Content-Description: This is a digitally signed message part -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.11 (FreeBSD) iEYEABECAAYFAkn/VNcACgkQM4TrQ4qfROPkawCeLSIQnDjnEluf5my1KKOjH8H3 Qs0AnRHN6M2fVMTGa/DQBtEsHhVTOutj =arb4 -----END PGP SIGNATURE----- --=-7ouv/hKRhU9RJjhhl9IQ--
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