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From: John Baldwin <jhb@freebsd.org>
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Cc: Yuri <yuri@rawbw.com>, d@delphij.net, Xin LI <delphij@delphij.net>
Subject: Re: How to use unrecognized COM port card?
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On Tuesday, August 16, 2011 3:53:17 pm Yuri wrote:
> On 08/16/2011 08:57, John Baldwin wrote:
> > For multiport devices you will want to add an entry to 
sys/dev/puc/pucdata.c
> > and use the puc driver instead of patching uart directly.  Perhaps this:
> 
> John,
> 
> I did what you suggested:
> puc0: <WinChipHead Dual Port RS-232> port 0xe880-0xe887,0xe800-0xe807 
> irq 17 at device 1.0 on pci8
> 
> But it doesn't show up as a serial device and tty.

Hmmm, can you get devinfo -v output?  Specifically there should be two 
children of puc0 and they should have extra data specifying what type of port 
each child device is.

-- 
John Baldwin