Hi Johannes, On Tue, Nov 8, 2022 at 6:37 AM SCHNEIDER Johannes <johannes.schnei...@leica-geosystems.com> wrote:
> gave it another round, and discussed it with Grygorii - he pointed out that > it would be better to do the "fifo empty" or even better "byte sent" checks > in "our" code instead of adding more complexity to the serial_mxc for > handling a buffer/TXFIFO to be properly flushed prior to each of the multiple > calls to set_baudrate during startup between spl and uboot; > i tried a couple of approaches which would add checks to "pending" to either > a new "puts"-method, or "set_bgr" with partial success - the problem remains > that long printfs during board_init - which happens before the serial device > is actually fully initialized - get cut of near the end... anyway: added > complexity -> !KISS > > so i'd say go for the revert; which reduces use of the fifo back to just the > first byte Thanks for investigating it. I have sent the revert. Regards, Fabio Estevam
