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Re: SCSI problems

To: Thomas Bogendoerfer <tsbogend@alpha.franken.de>, Ulf Carlsson <grim@ballyhoo.ml.org>
Subject: Re: SCSI problems
From: ralf@uni-koblenz.de
Date: Mon, 7 Sep 1998 01:23:31 +0200
Cc: linux@cthulhu.engr.sgi.com
In-reply-to: <19980906113715.16157@alpha.franken.de>; from Thomas Bogendoerfer on Sun, Sep 06, 1998 at 11:37:15AM +0200
References: <19980905223307.15653@alpha.franken.de> <Pine.LNX.3.96.980906104849.14540A-100000@ballyhoo.ml.org> <19980906113715.16157@alpha.franken.de>
Sender: owner-linux@cthulhu.engr.sgi.com
On Sun, Sep 06, 1998 at 11:37:15AM +0200, Thomas Bogendoerfer wrote:

> On Sun, Sep 06, 1998 at 10:54:52AM +0200, Ulf Carlsson wrote:
> > On Sat, 5 Sep 1998, Thomas Bogendoerfer wrote:
> > Which processor do you have, e.g. which dma_cache_wback_inv procedure are
> > you making use of? 
> 
> it's a R4600 with second level cache. So it should use 
> r4k_dma_cache_wback_inv_sc(), too.

The R4600 _CPU_ doesn't support an l2 cache therefore the *_pc variants are
being used.  The l2 cache on the indy CPU module is handled by the logic on
the CPU _module_; the code to deal with that is being called by the *_pc
functions and is in arch/mips/sgi/kernel/indy_sc.c.

  Ralf

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