linux-kernel - Re: WOL with forcedeth broken since f55c21fd9a92a444e55ad1ca4e4732d56661bf2e

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Message-ID: <86802c440902051535n118339bes88ae48a54ce4711a@mail.gmail.com>
Date:	Thu, 5 Feb 2009 15:35:25 -0800
From:	Yinghai Lu <yinghai@...nel.org>
To:	Yinghai Lu <yhlu.kernel@...il.com>,
	"Rafael J. Wysocki" <rjw@...k.pl>,
	Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Tobias Diedrich <ranma+kernel@...edrich.de>,
	Ayaz Abdulla <aabdulla@...dia.com>,
	Jeff Garzik <jeff@...zik.org>,
	Kernel Testers List <kernel-testers@...r.kernel.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Jeff Garzik <jgarzik@...hat.com>
Subject: Re: WOL with forcedeth broken since f55c21fd9a92a444e55ad1ca4e4732d56661bf2e

On Thu, Feb 5, 2009 at 3:23 PM, Philipp Matthias Hahn
<pmhahn@...an.lahn.de> wrote:
> Hello!
>
> On Thu, Jan 29, 2009 at 10:53:40PM -0800, Yinghai Lu wrote:
>> can not find the reason why the WOL doesn't work...
>>
>> please post
>> 1. boot log for just after AC is pluged-in... ===> you should have
>> "nv_probe: set workaround bit for reversed mac addr"
>> 2. and boot log after boot from WOL...==> you have have "nv_probe: set
>> workaround bit for reversed mac addr" too.
>
> On Wed, Feb 04, 2009 at 11:58:53AM +0100, Rafael J. Wysocki wrote:
>> Bug-Entry     : http://bugzilla.kernel.org/show_bug.cgi?id=12614
>> Subject               : WOL with forcedeth broken since f55c21fd9a92a444e55ad1ca4e4732d56661bf2e
>> Submitter     : Philipp Matthias Hahn <pmhahn@...an.lahn.de>
>> Date          : 2009-01-29 6:31 (7 days old)
>> References    : http://marc.info/?l=linux-kernel&m=123321232825316&w=4
>> Handled-By    : Yinghai Lu <yinghai@...nel.org>
>> Patch         : http://marc.info/?l=linux-kernel&m=123330459229248&w=4
>
> Strage, at the moment I can't seem to reproduce the problem. I've
> switched back to the version of 2.6.28.3 and now it seems to work.
> I'll continue with tesing.
>
> Some additional data:
> The BIOS-upgrade tool (Afud408.exe) resets the MAC address. I had to run
> the tool a second time to re-programm the MAC-address using its /M
> option. I useed the unreversed MAC-address back than.
> I also tried the reversed address once, but after that forcedeth.c
> complained about a wrong MAC-address.
>
> If I completely turn off the power (pull the plug), WOL doesn't work,
> even when it's enabled in the BIOS.
>
> Only after I'v started Linux, do "echo NMAC > /proc/acpi/wakeup" and
> "ethtool -s eth0 wol g" does it work again.
>
> Nether the less here's the output of dmesg:
>        forcedeth: Reverse Engineered nFoce ethernet driver. Version 0.61.
>        ACPI: PCI Interrupt Link [LMAC] enables at IRQ 23
>        forcedeth: 0000:00:14.0: PCI INT A -> Link[LMAC] -> GSI 23 (level, low) -> IRQ 23
>        forcedeth: 0000:00:14.0: setting latency timer to 64
> *       nv_probe: MAC_ADDR_REV ELSE
>        nv_probe: set workaround bit for reversed mac addr

that means your BIOS doesn't reverse mac addr.
this is the one for new BIOS or old BIOS?

YH
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