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Date:      Tue, 30 Jun 1998 15:58:41 -0500 (CDT)
From:      Jeremy Shaffner <jer@jorsm.com>
To:        david@akadine.com
Cc:        freebsd-questions@FreeBSD.ORG
Subject:   Re: Kernel can't find serial ports
Message-ID:  <Pine.BSF.3.95q.980630155821.24890K-100000@mercury.jorsm.com>
In-Reply-To: <35992A52.18C9@akadine.com>

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This is a known problem with Iwill motherboards.  See the FAQ for the
link to more information.

On Tue, 30 Jun 1998 david@akadine.com wrote:

> Hi,
> 
> 
> 
> I have a new machine that I am trying to install FreeBSD 2.2.5 on.  It
> 
> is an Iwill P55XUW motherboard, Pentium 233MMX, 32MB Ram.  In the BIOS
> 
> (Award Modular BIOS 4.51PG, PNP extension 1.0A), Plug and Play OS is
> turned off, irqs 3 and 4 are assigned to legacy ISA, serial ports 1 and
> 2 are enabled and serial port 1 is set to 0x3f8, serial port 2 to
> 0x2f8.  Everything as they should be and also what has worked for
> installing FreeBSD on other machines.
> 
> 
> 
> According to the manual for the motherboard, the serial ports are 16550,
> 
> IRQ selectable from BIOS, Address changeable from system BIOS, NS16C550
> 
> Compatible compatible and the ports work fine in DOS and Windows.
> 
> 
> 
> I have stripped the machine of all cards save for a basic OAK video card
> 
> so as to minimize interactions, disabled the on board SCSI, but still
> 
> FreeBSD can't find the serial ports.  As I mentioned, the BIOS shows the
> 
> correct settings and when I installed FreeBSD, I told the installer to
> 
> use the same settings.
> 
> 
> 
> When I had an internal modem plugged in, that gets recognized no
> 
> problem, its just the serial ports on the motherboard that it has a
> 
> problem with.  The motherboard is USB capable with an add-on riser card
> and in the PCI device listing it shows a Serial Bus Controller which I
> don't know if its for USB or regular serial.
> 
> Any help would be greatly appreciated.
> 
> Please respond to my email address as well as the newsgroup, I don't
> know which I would see first and perhaps others may find this info
> useful.
> 
> Thanx!
> 
> David
> 
> To Unsubscribe: send mail to majordomo@FreeBSD.org
> with "unsubscribe freebsd-questions" in the body of the message
> 


-===================================================================-
Jeremy Shaffner					JORSM Internet
Senior Technical Support 		  Northwest Indiana's Premium
jer@jorsm.com				   Internet Service Provider	
support@jorsm.com			     http://www.jorsm.com	
-===================================================================-


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