<html><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; ">fyi<br><div><br><div>Begin forwarded message:</div><br class="Apple-interchange-newline"><blockquote type="cite"><div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><font face="Helvetica" size="3" color="#000000" style="font: 12.0px Helvetica; color: #000000"><b>From: </b></font><font face="Helvetica" size="3" style="font: 12.0px Helvetica">Werner Almesberger <<a href="mailto:werner@openmoko.org">werner@openmoko.org</a>></font></div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><font face="Helvetica" size="3" color="#000000" style="font: 12.0px Helvetica; color: #000000"><b>Date: </b></font><font face="Helvetica" size="3" style="font: 12.0px Helvetica">March 19, 2008 5:49:01 AM GMT+08:00</font></div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><font face="Helvetica" size="3" color="#000000" style="font: 12.0px Helvetica; color: #000000"><b>To: </b></font><font face="Helvetica" size="3" style="font: 12.0px Helvetica">Andy Green <<a href="mailto:andy@openmoko.com">andy@openmoko.com</a>></font></div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><span class="Apple-style-span" style="-webkit-text-stroke-width: -1; "><font face="Helvetica" size="3" color="#000000" style="font: 12.0px Helvetica; color: #000000"><b>Subject: </b></font><font face="Helvetica" size="3" style="font: 12.0px Helvetica"><b>Re: Adding a system management MPU</b></font></span></div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; min-height: 14px; "><br></div> </div>Andy Green wrote:<br><blockquote type="cite">128MBytes of DDR that is in the 6400 MCP can be OK... "too little" for<br></blockquote><blockquote type="cite">what?<br></blockquote><br>s3c6400_rev15.pdf, which seems to be our latest source (?), only has<br>these packages (page 10):<br><br>- 256MB OneNAND + 64MB mDDR, or<br>- 128MB NAND [1] + 64MB OneDRAM [2] + 64MB mDDR<br><br>[1] plain "NAND" probably has the same useless protection the one in<br> our 2442 MCP has, which made us add the NOR.<br>[2] no idea how this compares with mDDR. It's probably slower but more<br> expensive (dual-ported).<br><br><blockquote type="cite">In terms of work the last data we got says they upleveled their BSP to<br></blockquote><blockquote type="cite">2.6.21<br></blockquote><br>You mean latest data from "S3C6400_6410 feature_070713.pdf" ?<br><br>That file seems to be from July 2007, which is basically when their<br>roadmap says they'll start 2.6.21 development. We can hope they did<br>indeed do this, and have results by now, but then you never know ...<br><br>I may sounds overly sceptical here, but generously interpreting vendor<br>information in our favour has led us to bitter disappointments already<br>more than once. So I wouldn't take anything for granted unless we have<br>tangible results or explicit promises. (Well, even these weren't always<br>kept. It's a jungle out there ...)<br><br>Cheers, Werner<br></blockquote></div><br></body></html>