[Rtl]rtNet: howto send raw ethernet frames.

[yodaiken at fsmlabs.com]

On Wed, Nov 06, 2002 at 04:22:41PM +0100, Marc Kleine-Budde wrote:
> Hi!
> You can send RAW Ethernet frames with rtai & RTnet, you just have to
> export some symbols. But this function is protected by a semaphore, so you
> should use them only in rtai. Contact me, and I can send you a patch...

What? I didn't realize that RTnet could do raw frames that's good.
What is the semaphore needed for and why does that matter?