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Differential D47352

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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emaste
markj
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Intel Networking
Restricted Owners Package(Owns No Changed Paths)
Commits
rGf6a3934d63fd: ixgbe: Add support for 1Gbit DAC links
rG4de746ee9852: ixgbe: Add support for 1Gbit DAC links
rG48ddd1b9f887: ixgbe: Add support for 1Gbit DAC links
Summary

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

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Event Timeline

kbowling created this revision.Oct 31 2024, 6:43 AM
Owners added a reviewer: Restricted Owners Package.Oct 31 2024, 6:43 AM
Herald added subscribers: ae, imp. · View Herald TranscriptOct 31 2024, 6:43 AM
kbowling requested review of this revision.Oct 31 2024, 6:43 AM
kbowling updated this revision to Diff 145714.Oct 31 2024, 7:14 AM
emaste accepted this revision.Oct 31 2024, 12:59 PM

LGTM

sys/dev/ixgbe/ixgbe_82599.c
446–447

was this case picked up elsewhere before?

emaste added a comment.Oct 31 2024, 1:01 PM

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).

kbowling added inline comments.Nov 1 2024, 6:46 AM
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
Closed by commit rG48ddd1b9f887: ixgbe: Add support for 1Gbit DAC links (authored by Kevin Bowling <kbowling@FreeBSD.org>). · Explain Why
This revision was automatically updated to reflect the committed changes.
Kevin Bowling <kbowling@FreeBSD.org> added a commit: rG48ddd1b9f887: ixgbe: Add support for 1Gbit DAC links.
Kevin Bowling <kbowling@FreeBSD.org> added a commit: rG4de746ee9852: ixgbe: Add support for 1Gbit DAC links.Thu, Nov 21, 5:53 AM
Kevin Bowling <kbowling@FreeBSD.org> added a commit: rGf6a3934d63fd: ixgbe: Add support for 1Gbit DAC links.

Revision Contents
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sys/
dev/
ixgbe/
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Diff 145713

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sys/dev/ixgbe/if_ix.c

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sys/dev/ixgbe/ixgbe_82599.c

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sys/dev/ixgbe/ixgbe_phy.c

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