<div class="gmail_quote">On 24 January 2011 22:22, Russell King - ARM Linux <span dir="ltr"><<a href="mailto:linux@arm.linux.org.uk">linux@arm.linux.org.uk</a>></span> wrote:<br><div> </div><blockquote class="gmail_quote" style="margin: 0pt 0pt 0pt 0.8ex; border-left: 1px solid rgb(204, 204, 204); padding-left: 1ex;">
On Mon, Jan 24, 2011 at 10:06:53PM +0100, Linus Walleij wrote:<br>
> This was an addition from Per Forlin, IIRC the requirement<br>
> to not push more than one word at the time into the FIFO<br>
> below a certain threadhold is a requirement for the MMCI,<br>
> not the DMA engine.<br>
<br>
The MMCI has four DMA request signals:<br>
- BREQ (burst request)<br>
- SREQ (single request)<br>
- LBREQ (last burst request)<br>
- LSREQ (last single request)<br>
<br>