Subject: Re: DPWS500/Pyxis bugs, corrupt memory etc.
To: Andrew Gallatin <gallatin@cs.duke.edu>
From: Jason Thorpe <thorpej@nas.nasa.gov>
List: port-alpha
Date: 02/05/2000 11:53:26
On Fri, 4 Feb 2000 20:39:11 -0500 (EST)
Andrew Gallatin <gallatin@cs.duke.edu> wrote:
> Unless this information is in error or the NetBSD driver does
> something clever & combines transactions so that they are > PAGE_SIZE,
> I'm not sure where the original poster's IDE corruption is coming
> from.
The NetBSD bus_dma implementation DOES indeed do this. I will fix this
RSN (i.e. work out some hueristic to make this NOT happen in the cases
where it matters on the buggy Pyxis revs).
-- Jason R. Thorpe <thorpej@nas.nasa.gov>