MPSAFE TTY schedule

[Takahashi Yoshihiro]

In article <20080702190901.GS14567 at hoeg.nl>
Ed Schouten <ed at 80386.nl> writes:

> July 13 2008:
> 	Make uart(4) the default serial port driver, instead of sio(4).
> 	sio(4) has not been ported to the new TTY layer and is very hard
> 	to do so. uart(4) has been proven to be more portable than
> 	sio(4) and already supports the hardware we need.

uart(4) does not support PC98 CBus and i8251 devices at all.
So I wish that sio(4) is remained.

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TAKAHASHI Yoshihiro <nyan at jp.FreeBSD.org>