RFI: Ethernet driver ported from Linux

Yar Tikhiy yar at comp.chem.msu.su
Wed Apr 18 07:45:02 UTC 2007


On Wed, Apr 18, 2007 at 11:00:32AM +1000, Alan Garfield wrote:
> On Tue, 2007-04-17 at 21:16 +0400, Yar Tikhiy wrote:
> > > In addition to the other advise, you might also look at if_ed.c.  It
> > > is a little complicated since it talks to real hardware, and that
> > > hardware is, ummm, a little icky.
> > 
> > That little thing Alan is writing a driver for should be simpler
> > and clearer than the ed(4) hw, so Alan's driver will be a source
> > of knowledge itself when it's complete. :-)  It can be a good
> > companion for if_edsc, as the latter doesn't work with hardware at
> > all and fails to illustrate some important points due to that.
> 
> 
> Thanks for your comments. :)
> 
> I just wish I could figure out what all this rtrequest/arp stuff was
> about so I could finish it. :)
> 
> If anyone wants to look at the code just pop me an email. It's based on
> a GPL driver (although there isn't anything really left of it other than
> #defines and a few comments, the code is all new) so I don't know how/if
> I can get it added to FreeBSD HEAD.
> 
> Anyway, back to figuring out arp. UGH!

As a rule, an Ethernet driver needn't worry about ARP by itself
because ARP has own separate module in the network stack.  Does
your driver have a partucular reason to?

-- 
Yar


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