Subject: Re: [RFC] Interface to hardware-assisted data movers
To: Cliff Neighbors <cliff@allegronetworks.com>
From: Jason R Thorpe <thorpej@wasabisystems.com>
List: tech-kern
Date: 06/19/2002 17:41:08
On Wed, Jun 19, 2002 at 05:30:23PM -0700, Cliff Neighbors wrote:

 > Some data movers have ability to "hold" the source and/or destination
 > address.
 > These can be useful when moving data through device fifo registers,
 > or for block fill & zero.  Perhaps the API can define flags for set up 
 > addr hold mode (or none).

Hm, can you give me a better idea of what you mean by "hold" in this
case?  I.e. what are the exact semantics, here?

-- 
        -- Jason R. Thorpe <thorpej@wasabisystems.com>