>> Back to the problem: How about moving the watchdog_reset call to >> serial_puts() >> in common/serial.c? Or do you have another (better) idea in mind? > > Are you really sure this is the right place, i. e. this is where the > problem happens? > > I doubt that. > > lwmon5 which has this nasty 100 ms watchdog (actually 80 ms including > allowable tolerances, IIRC) is running at 115bps. > > In theory, it would take a string of more than 900 characters for > puts() to exceeding this delay, but all strings ever printed in U-Boot > are way shorter.
Just my 2 cents: I don't know if that system has hardware handshake, and if that's enable. But a missing CTS could stop output indefinitely. Or a receiving terminal program might use CTS to halt output when its somewhat busy. Just a thought for a possible scenario... Best Regards, Reinhard _______________________________________________ U-Boot mailing list [email protected] http://lists.denx.de/mailman/listinfo/u-boot
