Date: Mon, 16 Nov 2009 08:09:36 -0600 From: Jason Harmening <jason.harmening@gmail.com> To: bruce@freebsd.zuhause.org Cc: freebsd-multimedia@freebsd.org Subject: Re: Are the cx88 drivers supported on the AMD-64 platform? Message-ID: <2d1264630911160609u87d04e4h8c99c22fc19e301e@mail.gmail.com>
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> Can I use a Hauppauge 1800 on a system running on amd-64 with more than > 4 GB memory, or do I need to run in i386 mode? Yes. The 1800 has a 64-bit DMA engine, so it can be used with > 4GB with no performance penalty. The older 32-bit cx88 cards are also supported on large-memory machines, but their DMA routines may use double-buffering.
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