sio(4) driver

Thomas Moestl t.moestl at tu-bs.de
Sat Aug 2 15:11:15 PDT 2003


On Sun, 2003/08/03 at 00:56:50 +0300, Maxim Mazurok wrote:
> On Sat, Aug 02, 2003 at 01:59:13PM -0700, Marcel Moolenaar wrote:
> 
> >> after insert dual-rs232 ports card i have worked sio0 and sio1 (see up).
> >> but in dmesg i see two strange ports:
> >> 
> >> sio2 addr 0x14003803f8-0x14003803ff irq 41 on ebus0
> >> sio2: type 16550A
> >> sio3 addr 0x14003602f8-0x14003602ff irq 42 on ebus0
> >> sio3: type 16550A
> >> 
> >> who know, what this?
> >
> >Those probably are the rs232 ports you always had, but were never
> >supported before. In old dmesg(8) outputs you'll find them as
> >devices with the name <su>.
> 
> but... where hardware connectors for this ports?

EBus sios are typically used as keyboard and mouse interfaces on this
type of machines.

	- Thomas

-- 
Thomas Moestl <t.moestl at tu-bs.de>	http://www.tu-bs.de/~y0015675/
              <tmm at FreeBSD.org>		http://people.FreeBSD.org/~tmm/
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