[U-Boot] How to debug u-boot on arm board if nothing printed via uart?

[U-Boot] How to debug u-boot on arm board if nothing printed via uart?

[kipade]

Hello all,
As the topic, im a newbie for the u-boot debugging.
Now, it can't booting on my TI boards, there were
nothing printed via uart. I want to know, for this 
condition, how to debug it?
Thanks.

[U-Boot] How to debug u-boot on arm board if nothing printed via uart?

[kipade]

Hello all,
As the topic, im a newbie for the u-boot debugging.
Now, it can't booting on my TI boards, there were
nothing printed via uart. I want to know, for this 
condition, how to debug it?
Thanks.




 

[U-Boot] How to debug u-boot on arm board if nothing printed via uart?

[Lukasz Majewski]

Hi,

> Hello all,
> As the topic, im a newbie for the u-boot debugging.
> Now, it can't booting on my TI boards, there were
> nothing printed via uart.

Were your boards working previously?

What has happen that they aren't printing anything anymore?

> I want to know, for this 
> condition, how to debug it?

The most popular approach is to use a JTAG dongle.

Do you have JTAG pins on your board? You may want to look at OpenOCD.

> Thanks.
> _______________________________________________
> U-Boot mailing list
> U-Boot at lists.denx.de
> https://lists.denx.de/listinfo/u-boot




Best regards,

Lukasz Majewski

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