On Sun, 2006-10-12 at 13:40 -0600, khym@azeotrope.org wrote:
> On Sun, Dec 10, 2006 at 07:54:29PM +0100, Martin Husemann wrote:
> > Now I even got ttyZ0 working. One last thing I wonder: is the second port
> > of the 8530 available anywhere?
> 
> I don't think I've ever actually tried using the serial ports under NetBSD (other than serial console once or twice), but you dmesg shows both ports:
> 
> zsc0 at obio0 chip type 0
> zsc0 channel 0: d_speed   9600 DCD clk 0 CTS clk 0
> zstty0 at zsc0 channel 0
> zsc0 channel 1: d_speed   9600 DCD clk 0 CTS clk 0
> zstty1 at zsc0 channel 1
> 
> Does only one of them actually work?

They both work.   I've used them both with MiniCom to establish serial
connections with some other headless machines.  The serial ports are
tty00 (modem port) and tty01 (printer port) in NetBSD.