Subject: Re: Adaptec 7870, netbsd-current (3/17/96)
To: Noriyuki Soda <>
From: Justin T. Gibbs <>
List: current-users
Date: 03/25/1996 06:07:42
>>>>>> On Sat, 23 Mar 1996 10:51:15 -0800,
>> Don't do this.  The aic7870 is a sufficiently different beast than
>> the aic7770 that the results would be very unpredictable.
>While this is true in FreeBSD's driver and Pete's new driver, but
>NetBSD-current's aic7xxx is very old (based on 1995 May version of
>FreeBSD driver), and there is no significant difference between
>aic7770 (ahe) probe/attach code and aic7870 (ahc) probe/attach code.
>So that I think it can do. Not ? (I could be wrong, though)

Well, the problem has to do with how you determine and set things like
the FIFO threshold.  Also, the aic7770 has an enable register you must
set and I have no idea what's at the same address on the 7870.

>		Software Research Associates, Inc., Japan
>(Noriyuki Soda)		   software tools and technology group

Justin T. Gibbs
  FreeBSD: Turning PCs into workstations