Subject: Re: Intel em Driver and NetBSD wm
To: Tom Hummel <xiongfeng.tom@googlemail.com>
From: Thor Lancelot Simon <tls@rek.tjls.com>
List: tech-net
Date: 08/14/2006 11:48:07
On Mon, Aug 14, 2006 at 01:34:44PM +0200, Tom Hummel wrote:
> Hello everybody,
> 
> I've noticed, NetBSD uses a different driver for the Intel 825xx GigE
> (wm) devices than the other BSDs which include the Intel 'em' Driver. Is
> an import of 'em' useful for NetBSD? Apparently Dfly, OpenBSD and
> FreeBSD use it and it's working fine.

For some value of "working fine".  It's a giant behemoth that duplicates
a huge amount of code from elsewhere in the network stack -- and does it
even bother to do large send (TCP segmentation offload) yet?

Thor