Thank you for your kind reply.
I attached 'lspci -vvv' result. But 'ethtool -i eth0' was failed with
message like below,
"Cannot get driver information: No such device"
I guess net_device not registered by the errors.
JFYI, I'm using off-the-shelf adapter not LOM.
Thanks and Regards,
Minho Ban
> -----Original Message-----
> From: Skidmore, Donald C [mailto:[email protected]]
> Sent: Friday, May 03, 2013 4:42 AM
> To: mhban; Kirsher, Jeffrey T
> Cc: [email protected]; Brandeburg, Jesse
> Subject: RE: [E1000-devel] Intel 10GbE NIC eeprom read error
>
> Hey Minho,
>
> It has also been mentioned that this may be an issue with your PCIe
> connection. So could you also provide the output from 'lspci -vvv'.
>
> Thanks,
> -Don Skidmore <[email protected]>
>
> > -----Original Message-----
> > From: Skidmore, Donald C
> > Sent: Thursday, May 02, 2013 7:20 AM
> > To: 'mhban'; Kirsher, Jeffrey T
> > Cc: [email protected]; Brandeburg, Jesse
> > Subject: RE: [E1000-devel] Intel 10GbE NIC eeprom read error
> >
> > Hi Minho,
> >
> > It sounds like your NVM isn't correctly set up. I'm just the ixgbe
> > driver owner so don't configure eeprom's myself, but I'll see what I
> > can find out or find someone to point you at. When you purchased the
> > x520 LOM (I'm assuming your developing a LOM system) weren't you
> > provide a dev starter kit that contained a eeprom imagine?
> >
> > It might be helpful if you could dump the eeprom and send it to me
> > along with the output from 'ethtool -i ethX'.
> >
> > At least I can say that you do have the correct data sheet 82599 ==
> > X520. :)
> >
> > Thanks,
> > -Don Skidmore <[email protected]>
> >
> > > -----Original Message-----
> > > From: mhban [mailto:[email protected]]
> > > Sent: Thursday, May 02, 2013 12:09 AM
> > > To: Kirsher, Jeffrey T
> > > Cc: [email protected]; Brandeburg, Jesse
> > > Subject: [E1000-devel] Intel 10GbE NIC eeprom read error
> > >
> > > Dear maintainer,
> > >
> > > I'm developing device which is based on ARM processor and the
> > > processor supports PCI Express root-port.
> > > I'm trying to install Intel X520-SR2 adapter on this device(Linux)
> > > but there is problem when ixgbe driver probe device.
> > > Here is brief system configuration.
> > >
> > > Processor : ARM SoC (Cortex-A15, ARMv7)
> > > Adapter : Intel® ETHERNET SERVER ADAPTER X520-SR2
> > > (/w Intel DUAL RATE 1G/10G SFP+ SR : AFBR-703SDZ-IN2)
> > > OS : Linux Kernel 3.9.0-rc4
> > >
> > > I attached console log. (DEBUG definition added to driver to turn on
> > > additional message) In the log, I noticed some Eeprom log,
> > >
> > > [ 10.430000] ixgbe 0000:01:00.0 (unregistered net_device): Eeprom
> > > params: type = 1, size = 0, address bits: 16
> > >
> > > So I checked code below, and found (with hw debugger) not only EEC
> > > but also all other registers were filed with 0xffffffff
> > >
> > > [ drivers/net/ethernet/intel/ixgbe/ixgbe_common.c ]
> > > s32 ixgbe_init_eeprom_params_generic(struct ixgbe_hw *hw)
> > > ..
> > > eec = IXGBE_READ_REG(hw, IXGBE_EEC)
> > >
> > > It seemed to me there was problem on reading Eeprom but I couldn't
> > > go further because I have no idea what is this Eeprom and how it
> > > could be
> > read.
> > > Please shed some light on this and give me any clue where can I
> > > start debug from.
> > > I have datasheet of 82599 (Intel Website) but don't have X520
> > > adapter datasheet or user-manual.
> > > I would appreciate if you allow me to receive such document.
> > >
> > > Best regards,
> > > Minho Ban
> > >
> > > SAMSUNG Electronics, Co., Ltd.
> > > (Office) +82-31-301-8489 (Mobile) +82-10-8725-8864
------------------------------------------------------------------------------
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