[U-Boot] Trying to redirect console in Gumstix Overo
John Wilson
john.wilson at erigo.com
Wed Jun 2 19:30:18 CEST 2010
> I would like to change the console from UART3 to UART2 on a Gumstix Overo
platform. Here is what I have done
> thus far, which doesn't work (as explained below):
>
> Made the following tweaks in include/configs/omap3_overo.h:
>
> a. Changed the console definitions to be:
> #define CONFIG_CONS_INDEX 2
> #define CONFIG_SYS_NS16550_COM2 OMAP34XX_UART2
> #define CONFIG_SERIAL2 2
>
> b. Changed the console line in CONFIG_EXTRA_ENV_SETTINGS to be:
> "console=ttyS1,115200n8\0"
>
> This isn't quite working. When I initially boot the Overo, I get the
following brief output (on ttyS2, not
> ttyS1), but then the computer doesn't boot further:
>
> Texas Instruments X-Loader 1.4.3 (Feb 16 2010 - 10:36:47)
> Reading boot sector
> Loading u-boot.bin from mmc
>
> What else do I need to change? Is there some default environment or NAND
settings or anything else I need to
> change or get rid of before this will work? I am running of an SD card.
>
Any insight on how to redirect the console output is very much appreciated. Any
pointers from anyone who has changed the console output?
Best regards,
John
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