Re: [E1000-devel] e1000 driver compile -- modinfo/lspci basicsf

[Dan Z. <dan...@gm...>]

Yes,

I see what you mean. Using lspci -nn -v I see 8086:1502.

Thanks again,
Dan

On Tue, Apr 24, 2018, 11:35 AM Buchholz, Donald <don...@in...>
wrote:

> Hi Dan,
>
> You can identify the hardware a driver is able to support
> with the modinfo(8) command.  For example,
>
>   $ modinfo fm10k
>   filename:
>  /lib/modules/4.4.14-200.fc22.x86_64/kernel/drivers/net/ethernet/intel/fm10k/fm10k.ko.xz
>   version:        0.15.2-k
>   license:        GPL
>   description:    Intel(R) Ethernet Switch Host Interface Driver
>   author:         Intel Corporation, <lin...@in...>
>   srcversion:     21FB5F03E90C1AE16837B51
>   alias:          pci:v00008086d000015A5sv*sd*bc*sc*i*
>   alias:          pci:v00008086d000015A4sv*sd*bc*sc*i*
>   depends:        ptp
>   intree:         Y
>   vermagic:       4.4.14-200.fc22.x86_64 SMP mod_unload
>
> (I use 'fm10k' because the hardware support list is short.)
> See the lines which begin with "alias:".  They show the PCI
> IDs [http://pciids.sourceforge.net/] of the hardware that
> this driver can drive.  There is probably a 'pci.ids' file
> somewhere under /usr/share in your distro, too.  This file
> is used to map the numeric PCI ID info to human-readable
> strings.
>
> So, the 'fm10k' driver will manage a device from Vendor
> "8086" (Intel), with Device ID of "0x15a5" or "0x15a4".
> Some drivers will also use the SubVendorID (sv) and Sub-
> VendorDeviceID (sd), but we see this driver doesn't care,
> as it displays the "*" wildcard match.
>
> You will see that the 'e1000e' and 'igb' drivers are
> (generally) for 1Gbps NICs, 'ixgbe' is for 10Gbps, and
> 'i40e' is for 25/40Gbps hardware.  Intel drivers with
> names ending in "...vf" are virtual-function drivers
> used with SR-IOV virtualization.  (Typically supporting
> virtual machines running on a host virtualization platform.)
>
> Use the lscpi(8) command to find the actual numeric values
> for Vendor and Device IDs on your adapter.  You should read
> the man page and experiment with the different options to
> find all of the information it will display and also how
> to limit the output to what is useful for your purposes.
>
> For my RHEL-7.x and SLES-12.x systems, I find
>     # lspci -nn -v | grep net
> to be extremely useful in identifying my Intel Ethernet
> devices.
>
> - Don
>
>
>
> > -----Original Message-----
> > From: Dan Zulaica [mailto:dan...@gm...]
> > Sent: Monday, April 23, 2018 11:37 PM
> > To: Fujinaka, Todd <tod...@in...>
> > Cc: e10...@li...
> > Subject: Re: [E1000-devel] e1000 driver compile
> >
> > Hi,
> >
> > The driver got compiled, but did not work. I went back to the 10.04
> > kernel download from kernel.org. It compiled and I got the environment
> > setup based on the README instructions. Then compiled the exgbe
> > driver, which I though was the latest? Anyway that did not work, and I
> > tried a e1000e download. That one compiled and worked. I can also use
> > the vendor's Eclipse IDE.
> >
> > Is ixgbe the latest update to e1000e. It is the green download icon,
> > e1000e appear to be older version numbers.
> >
> > Anyway, thanks for the help. Greatly appreciated.
> > Dan
> >
>
>