Date: Tue, 26 Mar 2013 15:21:22 -0500 (CDT) From: Lawrence Chen <beastie@tardisi.com> To: FreeBSD-gnats-submit@freebsd.org Cc: beastie_t@lhaven.homeip.net Subject: kern/177400: jme(4): JMC25x 1000baseT establishment issues Message-ID: <201303262021.r2QKLMl7041678@zen.lhaven.homeip.net> Resent-Message-ID: <201303262030.r2QKU1Tr091580@freefall.freebsd.org>
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>Number: 177400 >Category: kern >Synopsis: jme(4): JMC25x 1000baseT establishment issues >Confidential: no >Severity: serious >Priority: medium >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Tue Mar 26 20:30:01 UTC 2013 >Closed-Date: >Last-Modified: >Originator: Lawrence Chen >Release: FreeBSD 9.1-RELEASE amd64 >Organization: >Environment: System: FreeBSD dbox.lhaven.homeip.net 9.1-RELEASE FreeBSD 9.1-RELEASE #0 r243825: Tue Dec 4 09:23:10 UTC 2012 root@farrell.cse.buffalo.edu:/usr/obj/usr/src/sys/GENERIC amd64 FreeBSD cbox.lhaven.homeip.net 9.1-RELEASE FreeBSD 9.1-RELEASE #0 r243825: Tue Dec 4 09:23:10 UTC 2012 root@farrell.cse.buffalo.edu:/usr/obj/usr/src/sys/GENERIC amd64 Both machines are Shuttle XS36V. >Description: Possible fix for known 1000baseT link establishment issues with JMC25x >How-To-Repeat: Reboot system connected to a green 'gigabit' ethernet switch, sometimes it acts like there's no link ever, other times there'll be some connectivity eventually after a while. >Fix: Not sure, but from what I found in Internet searches, suggesting that a patch to the LInux driver addresses this defect. http://thefrozenfire.com/2011/09/jmicron-jmc250-gigabit-nic-speed-issue-in-linux/ http://thread.gmane.org/gmane.linux.network/211814 >Release-Note: >Audit-Trail: >Unformatted:
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