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

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.

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.
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Best regards,
Lukasz Majewski
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participants (2)
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kipade
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Lukasz Majewski