This Answer Record contains the Release Notes for the LogiCORE Gigabit Ethernet MAC v8.5 Core, which was released in the ISE 11.1 and includes the following:
- New Features
- Bug Fixes
- Known Issues
For installation instructions, general CORE Generator known issues, and design tools requirements, see the IP Release Notes Guide at:
- The Gigabit Ethernet MAC is being discontinued. It is being replace with the Tri-mode Ethernet Mac LogiCORE.
- ISE 11.1 software support
- The statistic vectors have been re-defined to be pin compatible with the Tri-Mode Ethernet MAC LogiCORE. This allows connection to the version 3.1 Ethernet Statistics core which now no longer has a 1-Gigabit Ethernet MAC connection option.
- Example Designs for the Virtex-4 family have been updated with new logic for the GMII and RGMII physical interfaces to improve input setup/hold timing margins. The new logic now uses DCMs.