Date: Tue, 26 Aug 2003 01:34:10 -0700 From: Eric Anholt <eta@lclark.edu> To: Igor Pokrovsky <igor.pokrovsky@cnrm.meteo.fr> Cc: freebsd-stable@freebsd.org Subject: Re: GL problems with Message-ID: <1061886849.1183.25.camel@leguin> In-Reply-To: <20030826082642.GB396@exmatis1.cnrm.meteo.fr> References: <20030824043218.00df0796.kitbsdlists@HotPOP.com> <20030825090247.GB538@exmatis1.cnrm.meteo.fr> <20030825151128.6a2fe1d7.kitbsdlists@HotPOP.com> <20030825152939.GA28560@exmatis1.cnrm.meteo.fr> <1061831627.640.1.camel@leguin> <20030826082642.GB396@exmatis1.cnrm.meteo.fr>
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On Tue, 2003-08-26 at 01:26, Igor Pokrovsky wrote: > On Mon, Aug 25, 2003 at 10:13:47AM -0700, Eric Anholt wrote: > > > Check if bus mastering is enabled for this card. It was written somewhere in DRI > > > docs from X distro how to do this. Also try to recompile with default optimizations. > > > And check if you have latest kernel module for your card loaded. > > > > Bus mastering is not an issue with the DRI these days. It's enabled by > > XFree86. The docs that talk about setting busmastering are ancient and > > really need to be thrown out. > > Hmm, I didn't know that. Thanks for info. > But don't you need to be root to change bus mastering behaviour? XFree86 is setuid root or started by the setuid root Xwrapper-4, which is what lets it do all the rest of that fancy stuff with your video card :) -- Eric Anholt eta@lclark.edu http://people.freebsd.org/~anholt/ anholt@FreeBSD.org
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