linux-kernel - Re: mei oopses at startup if it's built-in (3.11-rc5)

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Date:	Thu, 15 Aug 2013 13:44:44 -0700
From:	Andy Lutomirski <luto@...capital.net>
To:	"Winkler, Tomas" <tomas.winkler@...el.com>
Cc:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: mei oopses at startup if it's built-in (3.11-rc5)

On Wed, Aug 14, 2013 at 9:05 PM, Winkler, Tomas <tomas.winkler@...el.com> wrote:
>
>
>> -----Original Message-----
>> From: Andy Lutomirski [mailto:luto@...capital.net]
>> Sent: Thursday, August 15, 2013 03:15
>> To: Winkler, Tomas; linux-kernel@...r.kernel.org
>> Subject: mei oopses at startup if it's built-in (3.11-rc5)
>>
>> It blows up early enough that it's awkward to get the whole oops, but it's in
>> the probe function.  If it's a module, I get instead:
>>
>> [   73.401679] mei_me 0000:00:16.0: Device doesn't have valid ME Interface
>> [   73.401684] mei_me 0000:00:16.0: initialization failed.
>>
>> Let me know if I should debug further, but this may be obvious.
>
> I would ask you for pci config space dump
>

Like this?

00:16.0 Communication controller: Intel Corporation C600/X79 series
chipset MEI Controller #1 (rev 05)
        Subsystem: Super Micro Computer Inc Device 0724
        Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop-
ParErr- Stepping- SERR- FastB2B- DisINTx-
        Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort-
<TAbort- <MAbort- >SERR- <PERR- INTx-
        Latency: 0
        Interrupt: pin A routed to IRQ 11
        Region 0: Memory at dfa26000 (64-bit, non-prefetchable) [size=16]
        Capabilities: [50] Power Management version 3
                Flags: PMEClk- DSI- D1- D2- AuxCurrent=0mA
PME(D0+,D1-,D2-,D3hot+,D3cold+)
                Status: D0 NoSoftRst+ PME-Enable- DSel=0 DScale=0 PME-
        Capabilities: [8c] MSI: Enable- Count=1/1 Maskable- 64bit+
                Address: 0000000000000000  Data: 0000
00: 86 80 3a 1d 06 00 10 00 05 00 80 07 00 00 80 00
10: 04 60 a2 df 00 00 00 00 00 00 00 00 00 00 00 00
20: 00 00 00 00 00 00 00 00 00 00 00 00 d9 15 24 07
30: 00 00 00 00 50 00 00 00 00 00 00 00 0b 01 00 00
40: 45 03 0f 00 00 00 01 80 01 83 00 b9 00 00 00 00
50: 01 8c 03 c8 08 00 00 00 00 00 00 00 00 00 00 00
60: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
70: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
80: 00 00 00 00 00 00 00 00 00 00 00 00 05 00 80 00
90: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
a0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
b0: 00 00 00 00 00 00 00 00 00 00 00 00 02 00 00 40
c0: ea 00 f4 be 33 80 f8 4a 0c 67 d0 6e aa 65 3f 86
d0: fc 7c a4 ed 29 28 1e 2e f0 a4 80 39 0f e0 6e a7
e0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
f0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00

00:16.1 Communication controller: Intel Corporation C600/X79 series
chipset MEI Controller #2 (rev 05)
        Subsystem: Super Micro Computer Inc Device 0724
        Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop-
ParErr- Stepping- SERR- FastB2B- DisINTx-
        Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort-
<TAbort- <MAbort- >SERR- <PERR- INTx-
        Latency: 0
        Interrupt: pin B routed to IRQ 10
        Region 0: Memory at dfa25000 (64-bit, non-prefetchable) [size=16]
        Capabilities: [50] Power Management version 3
                Flags: PMEClk- DSI- D1- D2- AuxCurrent=0mA
PME(D0+,D1-,D2-,D3hot+,D3cold+)
                Status: D0 NoSoftRst+ PME-Enable- DSel=0 DScale=0 PME-
        Capabilities: [8c] MSI: Enable- Count=1/1 Maskable- 64bit+
                Address: 0000000000000000  Data: 0000
00: 86 80 3b 1d 06 00 10 00 05 00 80 07 00 00 80 00
10: 04 50 a2 df 00 00 00 00 00 00 00 00 00 00 00 00
20: 00 00 00 00 00 00 00 00 00 00 00 00 d9 15 24 07
30: 00 00 00 00 50 00 00 00 00 00 00 00 0a 02 00 00
40: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
50: 01 8c 03 c8 08 00 00 00 00 00 00 00 00 00 00 00
60: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
70: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
80: 00 00 00 00 00 00 00 00 00 00 00 00 05 00 80 00
90: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
a0: 01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
b0: 00 00 00 00 00 00 00 00 00 00 00 00 02 00 00 40
c0: ea 00 f4 be 33 80 f8 4a 0c 67 d0 6e aa 65 3f 86
d0: fc 7c a4 ed 29 28 1e 2e f0 a4 80 39 0f e0 6e a7
e0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
f0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00

--Andy
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