[alsa-devel] snd-xfi info

Takashi Iwai tiwai at suse.de
Mon Oct 20 08:57:40 CEST 2008


At Sun, 19 Oct 2008 13:12:40 +0100,
James Courtier-Dutton wrote:
> 
> Hi,
> 
> Trying to answer some question raised by comments in the current code.
> 1) The card should be able to DMA to anywhere in a 64-bit address space.
>   It is set to 32bit DMA by default. A bit has to be set to turn on 64-bit.

Which bit?
As far as I see, TLB entries are still 32bit.  So the pages can't be
in 64bit space, right?


Takashi


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