Date: Fri, 8 Jul 2011 12:20:39 +0300 From: Kostik Belousov <kostikbel@gmail.com> To: George Liaskos <geo.liaskos@gmail.com> Cc: x11@freebsd.org Subject: Re: Intel GPU kernel driver Message-ID: <20110708092039.GL48734@deviant.kiev.zoral.com.ua> In-Reply-To: <CANcjpOD_LM=uT%2BrPW=9-WTrRVjJOh7cGuenXi0-tTsKdyCbC=Q@mail.gmail.com> References: <20110630162315.GV48734@deviant.kiev.zoral.com.ua> <CANcjpOD_LM=uT%2BrPW=9-WTrRVjJOh7cGuenXi0-tTsKdyCbC=Q@mail.gmail.com>
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--OMlFea0I0ZndCJkq Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Fri, Jul 08, 2011 at 01:22:08AM +0300, George Liaskos wrote: > On Thu, Jun 30, 2011 at 7:23 PM, Kostik Belousov <kostikbel@gmail.com> wr= ote: > > [Please remove current@ when replying.] > > > > I created the first code drop for the ongoing GEM/KMS project. Please > > note that this is not an end-user release, and even _not_ a call for > > testing. The project is not finished yet, and I expect quite more > > efforts from me even after the scheduled project end, and from ports/x11 > > people, before the driver and usermode infrastructure will be ready for > > the general public consumption. > > > > That said, the patch is only of use for you now if you want to review, > > debug or otherwise help the project. The driver is known to be unstable, > > some parts are missing, some (esp. VM changes) are under the discussion > > and propably will be changed. > > > > If you have fix or useful bug analisys or suggestions for improvements, > > you are welcome. I will not answer to the support requests for this > > code now, please do not waste your time asking for it. > > > > The pointers to the patches, useful hints for debugging and bug > > reporting, and some notes are at the http://wiki.freebsd.org/Intel_GPU. > > I will maintain this page further. > > > > Current patch is ~50KLOC, it took quite an efforts to bring the code to > > the state where there is something to debug. Thanks for everybody who > > waited for it, and please be patient while the further work is done. > > >=20 > Hello Kostik, >=20 > I am trying to get my gm45 [0x2a428086] working with your > patches and i found a bug. >=20 > A call to agp_gen5_get_gtt_total_entries returns ENXIO, what i > found is that in my case (gcc1 & AGP_G4x_GCC1_SIZE_MASK) =3D=3D 0xb00. >=20 > I did a cross check with Linux and there isn't such a valid value defined > but the Linux code does not error on default case, it continues with our > agp_i965_get_gtt_total_entries() equivalent. >=20 > After this change, X starts but the image has artifacts. It's progress :) > Thank you for your work! >=20 > xorg log: http://pastebin.com/a0zak5LY Thank you for the report. It seems that this is a typo in the agpreg.h. Please try all.3.6.patch. Xorg log is the least useful. I need boot verbose dmesg to look at the agp state. Also, please show me the screenshot of the corrupted screen. --OMlFea0I0ZndCJkq Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.11 (FreeBSD) iEYEARECAAYFAk4Wy+cACgkQC3+MBN1Mb4gibwCg6QYFPWmoR9lehVfYaI0gD6aY DhUAni+O+Pn/DoyvfUWuR62Xd4vJazKd =UVfO -----END PGP SIGNATURE----- --OMlFea0I0ZndCJkq--
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