Subject: Re: 64 bit DMA tags for PCI
To: John Nemeth <firstname.lastname@example.org>
From: Nathan J. Williams <email@example.com>
Date: 05/13/2003 10:19:57
firstname.lastname@example.org (John Nemeth) writes:
> On Oct 1, 6:51pm, Matt Thomas wrote:
> } I also want a #define that indicates the 64bit DMA is available so that
> } if it isn't present, the code can be compiled out. No need for 64bit
> } DMA support on macppc or hpcmips for instance
> The Apple Xserve has 64 bit PCI slots.
Sure, but no particular need or use for 64-bit-wide PCI *address*
cycles, which is what is relevant here.