Restrict Debug Console Access of IMX6

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Restrict Debug Console Access of IMX6

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Contributor IV

Hello Guys,

Is there a way, like we do in Secure JTAG, to secure the debug console access (or UART access) of IMX6 ? i.e. only to restrict it to end-user ?

Thanks in advance

Anuradha

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Contributor IV

Can anyone help me to find this tool from nxp ? Why the link is missing ?

Anuradha 

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NXP Employee
NXP Employee

Hi Anuradha,

The link is properly working, but you need to be logged in on NXP website.


Hope this will be useful for you.
Best regards!
/Carlos

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Contributor IV

Hi Carlo, well for some unknown reason now it's working (I already logged in befor). Anyway i know how to sign u-boot and kernel seperately. Is there any document that explains how to it for dtb ?

Thanks

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Contributor IV

Okay I figured out that this can be done with the aid of Secure HAB. Can anyone point me to the up to date IMX CST Tool ? 

Following link does not seem to work :

Freescale Code Signing Tool for the High Assurance Boot library. Provides software code signing supp... 

Anuradha

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