netdev - Re: e1000e: NIC not working, power management issue?

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Message-ID: <CALWPMBEvwFbP-G+Ojfr_vM2riwG9vax3_3cQ1SzBR4OmdnHnsw@mail.gmail.com>
Date:	Wed, 14 Sep 2011 14:14:59 -0700
From:	John Ronciak <john.ronciak@...il.com>
To:	Frederik Himpe <fhimpe@...enet.be>
Cc:	Lucas Nussbaum <lucas@...as-nussbaum.net>, netdev@...r.kernel.org,
	e1000-devel <e1000-devel@...ts.sourceforge.net>,
	linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: e1000e: NIC not working, power management issue?

On Wed, Sep 14, 2011 at 1:31 PM, Frederik Himpe <fhimpe@...enet.be> wrote:

>>
>> dmesg:
>> [ 6260.327320] e1000e: Intel(R) PRO/1000 Network Driver - 1.4.4-k
>> [ 6260.327324] e1000e: Copyright(c) 1999 - 2011 Intel Corporation.
>> [ 6260.327355] e1000e 0000:00:19.0: PCI INT A -> GSI 22 (level, low) -> IRQ 22
>> [ 6260.327366] e1000e 0000:00:19.0: setting latency timer to 64
>> [ 6260.327490] e1000e 0000:00:19.0: irq 43 for MSI/MSI-X
>> [ 6260.517813] e1000e 0000:00:19.0: eth0: (PCI Express:2.5GT/s:Width x1) 00:24:e8:a7:2c:42
>> [ 6260.517824] e1000e 0000:00:19.0: eth0: Intel(R) PRO/1000 Network Connection
>> [ 6260.518077] e1000e 0000:00:19.0: eth0: MAC: 7, PHY: 8, PBA No: 3002FF-0FF
>> [ 6260.518102] e1000e 0000:00:19.0: PME# enabled
>> [ 6260.556129] e1000e 0000:00:19.0: BAR 0: set to [mem 0xf6ae0000-0xf6afffff] (PCI address [0xf6ae0000-0xf6afffff])
>> [ 6260.556139] e1000e 0000:00:19.0: BAR 1: set to [mem 0xf6adb000-0xf6adbfff] (PCI address [0xf6adb000-0xf6adbfff])
>> [ 6260.556147] e1000e 0000:00:19.0: BAR 2: set to [io  0xefe0-0xefff] (PCI address [0xefe0-0xefff])
>> [ 6260.556167] e1000e 0000:00:19.0: restoring config space at offset 0xf (was 0x100, writing 0x10a)
>> [ 6260.556193] e1000e 0000:00:19.0: restoring config space at offset 0x1 (was 0x100000, writing 0x100107)
>> [ 6260.556253] e1000e 0000:00:19.0: PME# disabled
>> [ 6260.645141] e1000e 0000:00:19.0: irq 43 for MSI/MSI-X
>> [ 6260.700393] e1000e 0000:00:19.0: irq 43 for MSI/MSI-X
>> [ 6260.702222] ADDRCONF(NETDEV_UP): eth0: link is not ready
It doesn't have link.  Without link nothing can happen on the wire.
What are you expecting to happen here?

Have the device get link first.
-- 
Cheers,
John
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