[5464] in linux-scsi channel archive
AXP 8bit mem access [was: sym53c876 no second channel]
daemon@ATHENA.MIT.EDU (Kurt Garloff)
Sun Dec 20 18:19:10 1998
Date: Sun, 20 Dec 1998 21:40:35 +0100
From: Kurt Garloff <garloff@kg1.ping.de>
To: Gerard Roudier <groudier@club-internet.fr>,
Michele Comitini <mcm@glisco.it>
Cc: linux-scsi@vger.rutgers.edu
Mail-Followup-To: Gerard Roudier <groudier@club-internet.fr>,
Michele Comitini <mcm@glisco.it>, linux-scsi@vger.rutgers.edu
In-Reply-To: <Pine.LNX.3.95.981220102706.430B-100000@localhost>; from Gerard Roudier on Sun, Dec 20, 1998 at 11:12:44AM +0100
On Sun, Dec 20, 1998 at 11:12:44AM +0100, Gerard Roudier wrote:
> Alpha (at least earlier implementations) is not able to do memory access
> smaller than 32 bits and required some sparce space to be used for 16 bits
> and 8 bits MMIO access. This makes use of MMIO more complex and, AFAIK,
AFAIK, this is only true for 21064/6, but not for the current 21164.
There was this MoBo, called Jensen, where you had to do a lot of dirty
tricks to get device drivers and XF86 to run.
Some alpha specialists may know better ...
--
Kurt Garloff <K.Garloff@ping.de> (Dortmund, FRG)
PGP key on http://student.physik.uni-dortmund.de/homepages/garloff
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