How disable attachment of sio(4) driver to device?

[Marcel Moolenaar]

On Oct 21, 2005, at 9:06 AM, M. Warner Losh wrote:

> Another solution would be to have your driver use the tty layer
> instead of banging the hardware directly, if that is compatible with
> the goals of your driver.

A better alternative is to teach uart(4) about the protocol. It's
designed to allow multiple protocols.

-- 
  Marcel Moolenaar         USPA: A-39004          marcel at xcllnt.net