Subject: Re: Ethernet Device Driver
To: Tarachand Verma <tarachandverma@yahoo.com>
From: Manuel Bouyer <bouyer@antioche.lip6.fr>
List: tech-ports
Date: 01/04/2001 12:48:03
On Thu, Jan 04, 2001 at 02:17:12AM -0800, Tarachand Verma wrote:
> Hello:
>
> We are looking for an enthernet device driver (fast or
> giga ethernet on
> PCI bus) which can run on the NetBSD/Intel-PC almost
> independent of the
> kernel and the OS in general. The reason for that is
> to try achieve
> maximum performance for data communications and
> latency.
Such a driver can't be indepedant from the kernel, because only the
kernel has access to I/O port and buffers.
Now it's possible to write a simple kernel drivers wich just allows a
user process to mmap the buffers, and gives the I/O ports.
Then the user process could drive the device by itself.
--
Manuel Bouyer, LIP6, Universite Paris VI. Manuel.Bouyer@lip6.fr
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