Re: BSP support - UART
ba_f <[email protected]>
| Newsgroups | gmane.comp.micro-kernel.l4.devel |
|---|---|
| Message-ID | <[email protected]> |
Am 2015-10-14 16:27, schrieb Martin Schröder: > Am 14.10.2015 um 00:39 schrieb ba_f: >> Hello Hackers, >> >> >> I have a custom board with Zynq processor. >> Unfortunately, it uses UART0 which produces only garbage. >> (A lot of white spaces or tabs and single freak characters, if this is >> any help.) >> >> My ZedBoard uses UART1 and Fiasco runs successfully on it. >> >> I'm sure Zynq is proper configured on the new board, because the >> U-Boot output is displayed correctly. >> But the Fiasco output then looks like a wrong baud-rate, or something. >> With both boards i open console with: >> picocom /dev/ttyACM0 -b 115200 > > > Looks like a wrong calculated divisor in the baudrate divider > register. You should check the actual UART clock source and change the > value in uart_cadence.cc accordingly: _regs-write<unsigned>(BAUDGEN, > 50000000 / r / (div + 1)); > > > Martin > Yes, u're right. The clock was changed in the new project. Thank You, ba_f _______________________________________________ l4-hackers mailing list [email protected] http://os.inf.tu-dresden.de/mailman/listinfo/l4-hackers