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Date:	Fri, 8 Jan 2010 14:43:33 -0800
From:	Satanand Burla <Satanand_Burla@...enix.com>
To:	Matt Carlson <mcarlson@...adcom.com>
CC:	"netdev@...r.kernel.org" <netdev@...r.kernel.org>
Subject: RE: tg3 does not recognize BCM57788


>-----Original Message-----
>From: Matt Carlson [mailto:mcarlson@...adcom.com]
>Sent: Friday, January 08, 2010 1:47 PM
>To: Satanand Burla
>Cc: netdev@...r.kernel.org; Matthew Carlson
>Subject: Re: tg3 does not recognize BCM57788
>
>On Fri, Jan 08, 2010 at 01:11:42PM -0800, Satanand Burla wrote:
>> Hi,
>>     I am trying to get BCM57788 (14e4:1691) device to work on an Intel
>board. I get the following error in my dmesg. I am trying with the
>latest tg3 driver from  net-next
>(http://git.kernel.org/?p=linux/kernel/git/davem/net-next-2.6.git).
>>
>> [56902.029119] tg3.c:v3.105 (December 2, 2009)
>> [56902.029128] tg3 0000:01:00.0: PCI INT A -> GSI 16 (level, low) ->
>IRQ 16
>> [56902.029137] tg3 0000:01:00.0: setting latency timer to 64
>> [56902.032038] tg3 0000:01:00.0: PME# disabled
>> [56902.033051] tg3 mdio bus: probed
>> [56902.033052] eth%d: No PHY devices
>> [56902.033295] tg3: Problem fetching invariants of chip, aborting.
>> [56902.033381] tg3 0000:01:00.0: PCI INT A disable
>>
>> It seems to be the same problem as reported here
>https://bugzilla.redhat.com/show_bug.cgi?id=525966
>> Except that it is BCM57788. I tried to load the broadcom.ko module
>before tg3 but I still get the same error.
>>
>> And here is the complete lspci -vvxxx of my Broadcom device
>>
>>
>> 01:00.0 Ethernet controller: Broadcom Corporation Device 1691 (rev 01)
>> 	Subsystem: Intel Corporation Device d620
>> 	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-
>> 	Interrupt: pin A routed to IRQ 16
>> 	Region 0: Memory at e0600000 (64-bit, non-prefetchable) [size=64K]
>> 	Capabilities: [48] Power Management version 3
>> 		Flags: PMEClk- DSI- D1- D2- AuxCurrent=0mA PME(D0-,D1-,D2-
>,D3hot+,D3cold+)
>> 		Status: D0 PME-Enable- DSel=0 DScale=1 PME-
>> 	Capabilities: [60] Vendor Specific Information <?>
>> 	Capabilities: [50] Message Signalled Interrupts: Mask- 64bit+
>Count=1/1 Enable-
>> 		Address: 7b816074f6923efc  Data: 78c1
>> 	Capabilities: [cc] Express (v2) Endpoint, MSI 00
>> 		DevCap:	MaxPayload 128 bytes, PhantFunc 0, Latency L0s
><4us, L1 unlimited
>> 			ExtTag+ AttnBtn- AttnInd- PwrInd- RBE+ FLReset-
>> 		DevCtl:	Report errors: Correctable- Non-Fatal- Fatal-
>Unsupported-
>> 			RlxdOrd- ExtTag- PhantFunc- AuxPwr- NoSnoop-
>> 			MaxPayload 128 bytes, MaxReadReq 4096 bytes
>> 		DevSta:	CorrErr- UncorrErr- FatalErr- UnsuppReq- AuxPwr+
>TransPend-
>> 		LnkCap:	Port #0, Speed 2.5GT/s, Width x1, ASPM L0s L1,
>Latency L0 <1us, L1 <32us
>> 			ClockPM+ Suprise- LLActRep- BwNot-
>> 		LnkCtl:	ASPM Disabled; RCB 64 bytes Disabled- Retrain-
>CommClk+
>> 			ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
>> 		LnkSta:	Speed 2.5GT/s, Width x1, TrErr- Train- SlotClk+
>DLActive- BWMgmt- ABWMgmt-
>> 		DevCap2: Completion Timeout: Range ABCD, TimeoutDis+
>> 		DevCtl2: Completion Timeout: 50us to 50ms, TimeoutDis-
>> 		LnkCtl2: Target Link Speed: 2.5GT/s, EnterCompliance-
>SpeedDis-, Selectable De-emphasis: -6dB
>> 			 Transmit Margin: Normal Operating Range,
>EnterModifiedCompliance- ComplianceSOS-
>> 			 Compliance De-emphasis: -6dB
>> 		LnkSta2: Current De-emphasis Level: -6dB
>> 	Capabilities: [100] Advanced Error Reporting
>> 		UESta:	DLP- SDES- TLP- FCP- CmpltTO- CmpltAbrt-
>UnxCmplt- RxOF- MalfTLP- ECRC- UnsupReq- ACSVoil-
>> 		UEMsk:	DLP- SDES- TLP- FCP- CmpltTO- CmpltAbrt-
>UnxCmplt- RxOF- MalfTLP- ECRC- UnsupReq- ACSVoil-
>> 		UESvrt:	DLP+ SDES+ TLP- FCP+ CmpltTO- CmpltAbrt-
>UnxCmplt- RxOF+ MalfTLP+ ECRC- UnsupReq- ACSVoil-
>> 		CESta:	RxErr+ BadTLP- BadDLLP- Rollover- Timeout-
>NonFatalErr-
>> 		CESta:	RxErr- BadTLP- BadDLLP- Rollover- Timeout-
>NonFatalErr+
>> 		AERCap:	First Error Pointer: 00, GenCap+ CGenEn- ChkCap+
>ChkEn-
>> 	Capabilities: [13c] Virtual Channel <?>
>> 	Capabilities: [160] Device Serial Number f3-2a-cc-fe-ff-c0-1c-00
>> 	Capabilities: [16c] Power Budgeting <?>
>> 	Kernel modules: tg3
>> 00: e4 14 91 16 02 00 10 00 01 00 00 02 10 00 00 00
>> 10: 04 00 60 e0 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 86 80 20 d6
>> 30: 00 00 00 00 48 00 00 00 00 00 00 00 0b 01 00 00
>> 40: 00 00 00 00 00 00 00 00 01 60 03 c0 08 20 00 08
>> 50: 05 cc 80 00 fc 3e 92 f6 74 60 81 7b c1 78 00 00
>> 60: 09 50 6c 00 2c e1 af ff 9a 00 01 f0 00 00 18 76
>> 70: 72 10 00 00 00 00 00 00 20 70 00 00 00 00 00 00
>> 80: 00 00 00 00 70 a4 b6 40 34 00 12 00 fe 50 08 20
>> 90: 01 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 01 00 78 57
>> c0: 00 00 00 00 e4 14 91 16 0e 00 00 00 10 00 02 00
>> d0: a0 8f 00 00 00 50 10 00 11 cc 06 00 40 00 11 10
>> e0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>> f0: 1f 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>>
>>
>> Please let me know if any other info is needed or if there is anything
>I am missing or  any patches to try. I am not subscribed to netdev, so
>please be considerate to CC or mail the reply.
>>
>> Regards,
>> Satanand.
>
>That's strange.  Loading the broadcom module first should have worked.
>
>Let me see if I can find a 57788 to repro the problem.
Ok. It works now. Turns out my broadcom.ko module was not recent. Thanks a lot for the help.

Satanand.


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