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1852443_en-US

1852443_en-US

Do S32G ports support 802.1AS 2020

Hi,

Shown as GMAC Subsystem RM, the GMAC0 port supports for TSN time synchronization (802.1AS-Rev). So do PFE_MAC ports, indicated in S32G Product brief(1st pic). Thus, are those ports support 802.1AS-2020? It seems that there are some tiny difference between 1AS-REV and 1AS-2020(2nd pic).

Looking forward to your reply.

Best wishes

Toooong_1-1713868739367.png


Toooong_0-1713868276174.png


Re: Do S32G ports support 802.1AS 2020

Hello, @Toooong

Thanks for the feedback.

Since the multiple domains are included in the 802.1AS-REV, while GMAC could support the spec from hardware perspective,  then I think this feature could be supported by the GMAC.


Best Regards

Chenyin

Re: Do S32G ports support 802.1AS 2020

@chenyin_h 

Hi chenyin,

Thanks for your reply.

As mentioned before, GMac port does support 802.1AS-Rev protocol. Does Gmac support multi-domains function in time synchronization?

Looking forward to your reply.

Best wishes. 

Re: Do S32G ports support 802.1AS 2020

Thanks for the questions.

According to the latest S32G2RM and GMACSUBSYSRM, the Time synchronization standard based is IEEE 802.1AS-rev, not 802.1AS-2020.


Best Regards

Chenyin

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Last update:
‎11-21-2025 03:49 PM
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