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Date: Tue, 20 May 1997 23:13:15 -0400
From: Dan Welch <WELCHDW@wofford.edu>
To: richard@pegasus.com
CC: HARDWARE@FREEBSD.ORG, WELCHDW@wofford.edu
Message-Id: <970520231315.22a2107f@wofford.edu>
Subject: Re: isa bus and boca multiport boards
Sender: owner-hardware@FREEBSD.ORG
X-Loop: FreeBSD.org
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> I've been running a Boca 16-port board on an old version of FBSD 
> (v1.1.5.1) for a long time with good results.  I have the ports 
> addressed to 0x100.  I'll enclose my kernel conf file to give 
> you an idea how it's put together.  It's a little different 
> from the current conf files, but should still give you the idea. 
> ... 
> options	"COM_BIDIR"		#Bidirectional com ports 
> options	"COM_MULTIPORT" 
> options	"DONT_MALLOC_TTYS" 
> ... 
> controller	isa0 
> ... 
> # BocaBoard 16 Port board 
> device   sio0    at isa? port 0x100 tty irq 3 flags 0x005 vector siointr 
> device   sio1    at isa? port 0x108 tty flags 0x005 vector siointr 
> device   sio2    at isa? port 0x110 tty flags 0x005 vector siointr 
> device   sio3    at isa? port 0x118 tty flags 0x005 vector siointr 
> device   sio4    at isa? port 0x120 tty flags 0x005 vector siointr 
> device   sio5    at isa? port 0x128 tty flags 0x005 vector siointr 
> device   sio6    at isa? port 0x130 tty flags 0x005 vector siointr 
> device   sio7    at isa? port 0x138 tty flags 0x005 vector siointr 
> device   sio8    at isa? port 0x140 tty flags 0x005 vector siointr 
> device   sio9    at isa? port 0x148 tty flags 0x005 vector siointr 
> device   sio10   at isa? port 0x150 tty flags 0x005 vector siointr 
> device   sio11   at isa? port 0x158 tty flags 0x005 vector siointr 
> device   sio12   at isa? port 0x160 tty flags 0x005 vector siointr 
> # next one is for mouse, so turn off fifo via flags 
> device   sio13   at isa? port 0x168 tty flags 0x007 vector siointr 
> device   sio14   at isa? port 0x170 tty flags 0x005 vector siointr 
> device   sio15   at isa? port 0x178 tty flags 0x005 vector siointr 
> ... 

Yes, I see several things here for me to check and/or try. One that
strikes me particularly is your specification of the irq on the
first rather than the last port.  For some reason I was under the
impression that it had to be the last ...   thanks.