Date: Mon, 05 Jan 1998 19:38:23 -0800 From: Amancio Hasty <hasty@rah.star-gate.com> To: Atipa <freebsd@atipa.com> Cc: Mark Tinguely <tinguely@plains.nodak.edu>, kimc@kim.net, multimedia@FreeBSD.ORG Subject: Re: Support for RIVA 128 - Diamond Viper 330 Message-ID: <199801060338.TAA00651@rah.star-gate.com> In-Reply-To: Your message of "Mon, 05 Jan 1998 19:52:44 MST." <Pine.BSF.3.91.980105194709.29317A-100000@dot.ishiboo.com>
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I wouldn't worry about any of AGP stuff nor about the RIVA yet. Cheers, Amancio > > Nice and dandy, but AGP requires kernel support. I don't think Xfree is > going to be a big help in that matter :) > > The problem with AGP is that the programming specs are available under NDA > only. That's the real bummer. If you program the RIVA correctly you can > support the DAC and access the video display memory, but you won't get the > main benefit of 528MB/sec access to main system memory, which is the whole > point of the new bus. Many large 3D textures take up more space than is > available from the video buffer. The buffer is to be used for holding > pixel values, and the main system memory used for caching and computing. > The latter part is what makes the RIVA worth using. > > Hopefully I am wrong, but I have yet to hear anything edgewise. > > Regards, > Kevin > > On Mon, 5 Jan 1998, Mark Tinguely wrote: > > > Amancio is correct about sending video card request to the XFree86 group. > > > > I also wanted to add that there is XFree86 supporting group (http://www.suse.de) > > that has a beta RIVA X server. The binary is for Linux, and the sources are > > not yet available, but it has been promised that this code will be part of > > the next release of XFree86. The SUSE site is linked directly from the > > XFree86 web site (http://www.xfree86.org). > > > > --mark. > >
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