Subject: Re: vm_page_alloc_contig()
To: None <opensound@mediaone.net>
From: Jason Thorpe <thorpej@nas.nasa.gov>
List: tech-kern
Date: 07/20/1998 11:22:36
On Mon, 20 Jul 1998 10:54:38 -0700 
 4Front Technologies <info@opensound.com> wrote:

 > Hi,
 > 
 > I need to know if there's going to be a FreeBSD/BSDI compatible
 > implementation of vm_page_alloc_contig()?. All I can find in
 > NetBSD is vm_page_alloc_memory() which isn't the same.
 > 
 > Any assistance or direct email contact with the VM developers would
 > be much appreciated. 

You want the bus_dma(9) interface, I presume.  There is a manual page
available for it, describing the interface, how to allocate DMA-safe memory,
and how to map it into KVA space.

Jason R. Thorpe                                       thorpej@nas.nasa.gov
NASA Ames Research Center                            Home: +1 408 866 1912
NAS: M/S 258-5                                       Work: +1 650 604 0935
Moffett Field, CA 94035                             Pager: +1 650 940 5942