PFE2 ptp

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PFE2 ptp

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Quentin2022
Contributor III

Hi,nxp team:

I'm having trouble reading the timestamp on pfe2, it always reading zero.

I'm use bsp35,pfe driver version is 1.2.0,FW VERSION is 1.5.0.

I checked the documentation<< LNX PFE Driver User Manual>>, p2.6  IEEE1588 Support.Make sure my code is configured according to the documentation.but I can't get the ts time from pfe2.

root@s32g399ardb3:~# devmem2 0x46000b08
/dev/mem opened.
Memory mapped at address 0x7fb7097000.
Read at address 0x46000B08 (0x7fb7097b08): 0x00000000

 

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Daniel-Aguirre
NXP TechSupport
NXP TechSupport

Hi,

We understand that the address you are reading is related to pfe0, but you are using pfe2. This might be why you are not seeing the information under the related registers.

Still, could be that we are misunderstanding your request. If so, we apologize.

Please, let us know.

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Quentin2022
Contributor III
yes.you are right.
Now I can get the correct timestamp.