Have you checked man 9 bus_dma

	the -current one at:

ftp://ftp.netbsd.org/pub/NetBSD/NetBSD-current/src/share/man/man9/bus_dma.9

	might be the best bet

		David/absolute

	 -=-  "That which does not kill us, makes us stranger"  -=-

On Tue, 16 Jun 1998, Dante Profeta wrote:

> Hi folks,
> 
> I'm still trying to write a driver...
> 
> I need to know what this functions do and ...why ;-)
> 
> bus_dmamem_alloc();
> bus_dmamem_map();
> bus_dmamap_create();
> bus_dmamap_load();
> 
> Could you please describe them briefly?
> 
> Thanks you
> --
>   Dante_
>