UART setting on Leon3

Jiri Gaisler jiri at
Wed Mar 15 10:13:42 UTC 2006

The leon3 bsp does not support to configure the UART with
the termios interface. You can either add this support in
or let your application write to the UART registers directly.
The last option is not exactly 'clean', but will work without
having to modify and re-compile the kernel.


Luca Germano wrote:
> Hi I'm using RTEMS on Leon3 and I'm interested in the communication 
> between Linux PC and Leon3 on UART port. Rtems mapps all standard I\O on 
> UART port of Leon3. I would like to know if it is possible to change the 
> setting of the Leon3 UART port and how to change it. For default it 
> seems to be setted to 38400, 8 bit, no parity, no HW flow control, no SW 
> flow control.
> Thanks to all.
> .

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