[WISH] Linux kernel as drop-in replacement in FreeBSD?

[Dieter]

> > > since Linux' support for some hardware is better than FreeBSD's,
> > > it would be nice to have an *optional* way of running a FreeBSD
> > > system (userland, including all third party programs) on top
> > > of the Linux kernel.
> > 
> > I'd prefer to have a way to use a Linux device driver with a
> > BSD kernel.
> 
> Of course, but if I understand drivers correctly, that would be
> nearly impossible... unless the interface between linux device
> drivers and the rest of the linux kernel consisted of a well
> defined API (perhaps it does, I don't know). Basically, a driver
> can access ANY data structure of the kernel, and that's why it's
> not trivial to combine a Linux driver with the FreeBSD kernel.

If the driver is loaded with "modprobe", wouldn't that have a
well defined API?