<div dir="ltr">Looking at this diagram<div><img src="http://cdn.arstechnica.net/wp-content/uploads/2013/09/Screen-Shot-2013-09-13-at-6.32.07-PM.jpg" width="562" height="371"><br><br></div>​<div class="gmail_default" style="font-family:arial,helvetica,sans-serif;font-size:small;display:inline">​I think there's a fundamental problem with the "Storage Hub" subsystem.</div><div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif;font-size:small;display:inline">When I first tried linux on the TCM, even the internal eMMC was problematic, with timeouts on reads and writes (I was surprised I even got linux installed at all!).</div></div><div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif;font-size:small;display:inline"><br></div></div><div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif;font-size:small;display:inline"><br></div></div><div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif;font-size:small;display:inline">Nicholas also felt at the time there were problems with the display controller, triggered by X11, which weren't seen in Android because it doesn't use X. Those problems seem to have settled down now. Or been overshadowed by other problems.</div></div><div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif;font-size:small;display:inline"><br></div></div><div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif;font-size:small;display:inline"><br></div></div><div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif;font-size:small;display:inline">If our problems are ACPI related, where the hardware is being set up wrongly causing problems with interrupt sharing and race conditions etc.</div></div><div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif;font-size:small">​Since Windows runs relatively reliably, I can only assume that it overrides​ the DSDT information in order to set up the hardware correctly. I don't know enough about Windows to try and extract its "live" DSDT table, which I think is what we need?</div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif;font-size:small"><br></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif;font-size:small">Paul</div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif;font-size:small">p.s. that diagram from <a href="http://arstechnica.com/gadgets/2013/09/intels-atom-cpus-finally-get-serious-with-the-new-bay-trail-architecture/">http://arstechnica.com/gadgets/2013/09/intels-atom-cpus-finally-get-serious-with-the-new-bay-trail-architecture/</a></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif;font-size:small"><br></div><br></div></div>