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ixgbe: Add support for 1Gbit DAC links
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Authored by kbowling on Oct 31 2024, 6:43 AM.
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Details

Summary

This is a relatively well known trick for the X520 (82599), can be useful for testing and lab settings.

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Owners added a reviewer: Restricted Owners Package.Oct 31 2024, 6:43 AM

LGTM

sys/dev/ixgbe/ixgbe_82599.c
446–447

was this case picked up elsewhere before?

Would be nice to make a note of this in the man page as well (although there might be a lot of other info to backfill first, if going that way).

sys/dev/ixgbe/ixgbe_82599.c
446–447

it would fall under the eeprom control below which would yield a 10g link unless someone alters their eeprom to force 1g.

This revision was not accepted when it landed; it landed in state Needs Review.Thu, Nov 14, 7:13 AM
This revision was automatically updated to reflect the committed changes.