lkml.org 
[lkml]   [2001]   [Aug]   [22]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: With Daniel Phillips Patch (was: aic7xxx with 2.4.9 on 7899P)
Date
From
>On Tue, Aug 21 2001, Justin T. Gibbs wrote:
>> [...] Unfortunately the x86 port
>> doesn't support passing large dma addresses to drivers so bouncing is requir
>ed
>> in order to do PAE.
>
>With the PCI64 + highmem no-bounce patches it does, so feel free to
>convert aic7xxx to the newpci64 API :-)

Is this somehow different than how large DMA is done on the ia64
port? All I do is look at the size of dma_addr_t to decide whether
to enable high address support in my driver. If dma_addr_t's size
changes, then 64bit addressing will work the same as on every other
Linux port.

--
Justin
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2005-03-22 12:57    [from the cache]
©2003-2011 Jasper Spaans