Messages in this thread |  | | Date | Wed, 26 Sep 2001 17:06:10 -0700 | From | Ben Greear <> | Subject | Re: Question: Etherenet Link Detection |
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Peter Sandstrom wrote: > > I know for sure that the Intel 82559 Fast Ethernet embedded controller > has a register where it's possible to read out if the link led is active > or not. It seems quite likely that this would be available on other > controllers as well. > > Is there any functionality in the current kernel that enables a userland > program to read this? I mostly turn my machines on and and let them do > their thing until the hardware fails :) > > /Peter
You can get this information out of any NIC that supports the mii-diag protocols. The two I've used are the eepro100 and tulip drivers...
You can read Becker's mii-diag source for the gory details!
Ben
-- Ben Greear <greearb@candelatech.com> <Ben_Greear@excite.com> President of Candela Technologies Inc http://www.candelatech.com ScryMUD: http://scry.wanfear.com http://scry.wanfear.com/~greear - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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