> > On Sun, Mar 08, 2009 at 04:27:23PM +0100, Freddie Chopin wrote: > >/ ok than, i think i know what the problem is. on the 'full RLink' the > />/ SRST signal is driven by two lines of ST7 - PA5 and PB5. on Primer1 PA5 > />/ is left unconnected nad PB5 is tied to PA3, which - on real RLink - is > RTCK. > / > Weird. I think I might be able (using PB5 for feedback) to figure out > whether the adapter is a standalone RLink or a Primer and change the > initialization and reset code to do the right thing. So far, I haven't > figured out how to do that without spuriously asserting SRST as a side > effect of the test. > > The schematic for the Primer2 agrees with what you said about PA5 > connecting to PB5. Maybe somebody made an error with the Primer1 and > just went with it. I could guess all day, but it would do little good. > The Primer2, since it uses SWD and not JTAG, tells us nothing about > RTCK. > > So, to say the same thing a different way; on Primer1, PA3 is SRST and > PA5 is NC. On a standalone RLink, PA3 is RTCK and PA5 is SRST. In either > case, PB5 is connected to SRST. Is all of that correct? > > If there is no way to test which PA pin is SRST without spuriously > asserting SRST, I'll need another way of making the identification. > Maybe the serial code will help. My Primer1 has "dngWNYe" followed by 8 > numeric digits. It could be that those 7 characters contain information > about the dongle, and might tell us which line SRST is supposed to be. > Either that, or it's an opaque string which means nothing other than > it's an RLink, which would be of no help for this. > > The rlink driver in OpenOCD doesn't currently provide for printing the > serial code, but I can certainly add something to print it when > debugging output is requested. Windows users can, of course, use RIDE > (or its underlying tools) to get it. So if you or someone else can > reply with the serial for one or more standalone RLinks, that might be > helpful. > > Further, since the Primer2 seems to have similar SRST wiring to the > standalone RLink, I'd like to see a serial from one of those as well if > any of your are in a position to be able to provide it. > > I'd hate to have the type of RLink (Primer1 or standalone) be something > that has to be specified in a config file. I'd rather be able to autodetect. > > >/ i've got the full schematic, but it needs some arranging, cleaning and > />/ other stuff, so it will be 100% ready in the evening. in the meantime - > />/ will that be illegal to post that on the list? (; maybe i should send it > />/ just to Lou, not to the whole list? > / > However it ends up getting to me, I look forward to seeing it. Just ask Raisonance. If you did not get reply, get an other JTAG dongle ! _______________________________________________ Openocd-development mailing list [email protected] https://lists.berlios.de/mailman/listinfo/openocd-development
