Subject: Re: 64 bit DMA tags for PCI
To: John Nemeth <>
From: Matt Thomas <>
List: tech-kern
Date: 05/13/2003 06:51:10
At 01:12 AM 5/13/2003, John Nemeth wrote:
>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.

Yes it does but it can only address up to 2GB of memory.

Matt Thomas               Internet:
3am Software Foundry      WWW URL:
Cupertino, CA             Disclaimer: I avow all knowledge of this message