Skip site navigation (1)Skip section navigation (2)
Date:      Fri, 2 Mar 2012 12:14:58 +0100
From:      Baptiste Daroussin <bapt@freebsd.org>
To:        Konstantin Belousov <kostikbel@gmail.com>
Cc:        Doug Barton <dougb@freebsd.org>, Ade Lovett <ade@freebsd.org>, freebsd-ports@freebsd.org
Subject:   Re: Fix nvidia-like ports, help needed
Message-ID:  <20120302111458.GE50579@azathoth.lan>
In-Reply-To: <20120302094710.GD75778@deviant.kiev.zoral.com.ua>
References:  <20120223093421.Horde.oN2FMZjmRSRPRfoNKQ4BA-g@webmail.leidinger.net> <d0ee88b5486535475f0c1c4bf5ecea55@etoilebsd.net> <20294.39398.620930.217619@gromit.timing.com> <20120223211406.GA14803@azathoth.lan> <4F46D751.2090100@FreeBSD.org> <20120228211513.GD99283@azathoth.lan> <4F4D44F0.9060901@FreeBSD.org> <20120228223656.GF99283@azathoth.lan> <4F509414.3070605@FreeBSD.org> <20120302094710.GD75778@deviant.kiev.zoral.com.ua>

next in thread | previous in thread | raw e-mail | index | archive | help

--gDGSpKKIBgtShtf+
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
Content-Transfer-Encoding: quoted-printable

On Fri, Mar 02, 2012 at 11:47:10AM +0200, Konstantin Belousov wrote:
> On Fri, Mar 02, 2012 at 01:34:12AM -0800, Doug Barton wrote:
> > -----BEGIN PGP SIGNED MESSAGE-----
> > Hash: SHA256
> >=20
> > On 02/28/2012 14:36, Baptiste Daroussin wrote:
> > > On Tue, Feb 28, 2012 at 01:19:44PM -0800, Doug Barton wrote:
> > >> On 2/28/2012 1:15 PM, Baptiste Daroussin wrote:
> > >>> Here is a patch to add support for includedir keyword to
> > >>> libmap.conf so that we
> > >>=20
> > >> I think this is overly complicated, and not generally useful. It
> > >> also delays the utility of the solution until this gets into the
> > >> base.
> > >>=20
> > >> What I would do instead is to incorporate an nvidia option into
> > >> the xorg meta-port, and separate the GL libs into a separate
> > >> port. If the nvidia option is checked the GL libs come from an
> > >> nvidia slave port. If not, they come from an xorg-server slave
> > >> port.
> > >>=20
> > >> Or, we just keep doing what we're doing now, since it works. I'm
> > >> still not sure what problem we're trying to solve. :)
> > >>=20
> > >>=20
> > >> Doug
> > >=20
> > > the problem we are trying to solve is to avoid having the nvidia
> > > drivers overwritting libGL.so.1 which break the package database
> > > consistency.
> >=20
> > In that case the solution I outlined above would work, and it's hard
> > for me to see why it wouldn't be the best solution.
> There are hybrid machines which have both Intel and NVidia GPUs.
> Depending on a switch position, you may activate one of the GPU.
> Usually, on-CPU GPU gives power efficiency, while discrete one provdes
> a performance.
>=20
> For such machines, it is _very_ useful to have both libGL.so.1 installed
> and somehow switched around. It would be best to have Mesa and NVidia
> libGL.so.1 installed under other names, like libGL-mesa.so.1. and
> ligGL-nvidia.so.1, and provide a symlink for libGL.so.1
>=20
> BTW, besides libGL.so.1, another conflicting file is
> /usr/local/lib/xorg/modules/extensions/libglx.so.

This was my first idea, the symlink to be able to switch though the
"alternative" script, but this seems to be rejected, that is why I tried to
fixed it using the libmap.conf, but libmap.conf won't solve the libglx.so
solution as it is opened from its path iirc.

regards,
Bapt

--gDGSpKKIBgtShtf+
Content-Type: application/pgp-signature

-----BEGIN PGP SIGNATURE-----
Version: GnuPG v2.0.18 (FreeBSD)

iEYEARECAAYFAk9Qq7IACgkQ8kTtMUmk6EwEwACgluUD7n+iy3CfdhsBMhP61a0M
01MAniJXtk+etLHGwFLRLa6SQBV/IRPr
=kBGH
-----END PGP SIGNATURE-----

--gDGSpKKIBgtShtf+--



Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20120302111458.GE50579>