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  3. AR# 52076: LogiCORE IP Tri-Mode Ethernet MAC v4.6 - Runt frames can be incorrectly concatenated or marked good

AR# 52076

LogiCORE IP Tri-Mode Ethernet MAC v4.6 - Runt frames can be incorrectly concatenated or marked good

Description

When using the Tri-Mode Ethernet MAC v4.6 core and earlier, Back-to-back fragmented Frames (0 to 2 bytes in size) following an IFG of 1 byte and a missing preamble field could be concatenated together.

Good frame could be incorrectly asserted.

Solution

This issue has been resolved in the v4.6rev1 patch available for download in (Xilinx Answer 47694).
AR# 52076
Date 12/03/2014
Status Active
Type General Article
IP
  • Tri-Mode Ethernet MAC