From owner-freebsd-hackers  Tue Apr 25 17:21:27 1995
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Date: 	Tue, 25 Apr 1995 17:35:04 -0700 (PDT)
From: Tom Samplonius <tom@haven.uniserve.com>
To: "Rodney W. Grimes" <rgrimes@gndrsh.aac.dev.com>
cc: hackers@FreeBSD.org
Subject: Re: Buslogic?
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On Tue, 25 Apr 1995, Rodney W. Grimes wrote:

> >   The BIOS is disabled.  The card is set for e800.  
> 
> BINGO... with the BIOS disabled the advanced features are disabled, thus
> sync mode is disabled.  E800 is not a valid address accourding to my
> 946C manual, or at least not a valid I/O address. (330,334,230,234,130,134
> is what it lists).

  e800 is a pci base port.  330, 334, etc are ISA compatible base ports.  
When I used 330, FreeBSD detected the card as a ISA device.  I assumed 
that this was because of 946C 1540 compatibiliy mode, so I disabled it.

Tom