The way the userland driver talks to the card is either through a
ping-pong buffer, through mmio, or through dma if the card can handle
it. More and more cards do handle dma every day.
I think I should go back to coding again and present my case when I can
show that it works and how it speeds up things.
Alan Cox:
> Hopefully I can spend an evening armwaving with GGI folks (Geert you going to be there ?)
> and see what I can learn
This would be very nice.
--Torgeir Veimo, Vertech AS,
email: Torgeir.Veimo@vertech.no, mobile: 90673881, office: +47 55563755
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