> Hi John, > > If I remember correctly, it should have been possible, but alas is not. > > The ability is actually built into the Platform Flash PROM chip, and > the selection jumpers are on the board (one of the set of 3x2 headers > by the PROM). Unfortunately, the 32Mb PROM isn't capable of storing > more than 1 2VP50 bitstream, each of which is just a hair over 19Mb. > > I think we explored this a while back, when ATA was starting to > build up large racks of IBOBs and wanted to switch between test and > observation modes. We found that the PROM chip actually is capable > of handling compression, but there was something with the way the > configuration clocks are cascaded that makes the feature unsupported. > > So bottom line is: parts of the ability are there, but there are some > missing pieces that might be a very large pain to hack in.
Thanks, Henry. I thought as much. We'll just reflash them for our purposes. It's not too big a deal. I guess we need to move on to roach boards... John > > > Thanks, > Henry > > On 5/24/2010 11:39 AM, John Ford wrote: >> Hi all. >> >> Is it possible to put 2 personalities in an ibob, so that you can select >> the personality with a jumper or switch? >> >> John >> >> >> >> >> >
