> Off couse, Serial Connection work with ZTerm and Serial Console on Mac OS.
> Serial Console setting is 9600bps 8bit nonparity.
> 
> My Question is Why Mac does NOT restart ?
> When I don't switch on Use Serial Console in Booter, Mac restart with netbsd
> kernel.
> But I switch ON use Serial console in Booter, Mac does NOT restart.
> Off course Mac freeze.

Hmmm.  I'm not sure why this would happen.  You might try asking Bill 
Studenmund, he's the serial ports expert ;-)

> BTW, When use netbsd with Serial Console, What do I see on Serial Console.
> Same as boot echo when nomal(ADB) console use ?
> Only Login Prompt after netbsd booting up ?

The last time I tried this, I received the full boot sequence, all the 
way from setting up the memory mapping to the login prompt.

Later.

-- 
Colin Wood                                      ender@is.rice.edu
Consultant                                        Rice University
Information Technology Services                       Houston, TX