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1. (WO2018099048) METHOD AND DEVICE FOR PROCESSING TIME STAMP, AND STORAGE MEDIUM

Pub. No.:    WO/2018/099048    International Application No.:    PCT/CN2017/088754
Publication Date: Fri Jun 08 01:59:59 CEST 2018 International Filing Date: Sat Jun 17 01:59:59 CEST 2017
IPC: H04L 7/00
H04L 29/08
Applicants: SANECHIPS TECHNOLOGY CO., LTD.
深圳市中兴微电子技术有限公司
Inventors: ZHONG, Guangming
仲光明
CHEN, Heng
陈恒
ZHONG, Jianfeng
仲建锋
XU, Jinlin
徐金林
MA, Qian
马骞
WU, Liang
吴亮
Title: METHOD AND DEVICE FOR PROCESSING TIME STAMP, AND STORAGE MEDIUM
Abstract:
Disclosed in an embodiment of the present invention are a method and device for processing a time stamp, and a storage medium. The method comprises: receiving a first packet, and acquiring, from the first packet, a data frame and time stamp control information of the data frame, the first packet being a PTP event packet; switching an operating frequency for the data frame from a MAC clock domain to a PCS clock domain, the MAC clock domain being a clock domain in which the data frame is operating in a MAC layer; when the data packet starts to operate in the PCS clock domain, acquiring a current local time of data; performing an update to a current correction field of the data frame according to the time stamp control information and the current local time; and updating the data frame with the updated current correction field, and transmitting the updated data frame to a PCS layer.