s32k31x Ncf[1] reporting of Ecc errors?

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s32k31x Ncf[1] reporting of Ecc errors?

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hagoo
Contributor I

Hello,

I want to know NCF[1] reporting of Ecc error.

The RM explains it like this, And I think the EDC bus gaskets can get the Ecc error. 

hagoo_0-1679050560227.png

 

NCF[2] is reporting of RAM Ecc and, NCF[3] is reporting of Flash memory Ecc. Right?

I think NCF[1] is reporting of Ecc error about some memory sector.. But i don't know exactly.

If you know about this part please reply.

 

 

 

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3 Replies

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davidtosenovjan
NXP TechSupport
NXP TechSupport

NCF[1] are all EDC ckeckers as you can see for instance below. It is protection of transfers over various system busses.

 

davidtosenovjan_2-1679059981455.png

davidtosenovjan_0-1679060308457.png

 

 

davidtosenovjan_3-1679060035422.png

 

 

412 Views
hagoo
Contributor I

That mean

If an Error occurs using EIM, you can detect Ecc Error by checking the EDC checking wdata. right?

However, i occured Sram Ecc Error without EIM.

So i think NCF[1] has anything to do with Ecc Error.

 

You mean you can still find out using EDC checking wdata?

 

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384 Views
davidtosenovjan
NXP TechSupport
NXP TechSupport

I am afraid I don't understand you too much.

Every error that can be injected may also happen due to failure, either soft or hard.

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