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Re: Indy crashes

To: "Kevin D. Kissell" <kevink@mips.com>
Subject: Re: Indy crashes
From: geert@linux-m68k.org
Date: Tue, 15 Feb 2000 10:46:00 -0800
Cc: Ralf Baechle <ralf@oss.sgi.com>, linux@cthulhu.engr.sgi.com, linux-mips@fnet.fr, linux-mips@vger.rutgers.edu
In-reply-to: <022301bf7730$92b87180$0ceca8c0@satanas.mips.com>
Sender: owner-linuxmips@oss.sgi.com
On Mon, 14 Feb 2000, Kevin D. Kissell wrote:
> >On Thu, 3 Feb 2000, Ralf Baechle wrote:
> >> Today I exchanged the R5000 CPU module in my Indy against a R4600 module
> >> and found that on R4600SC the kernel runs reliable while it crashs pretty
> >> soon after booting on a R5000SC module.  This is consistent with the
> >> reports that I've looked at.
> >
> >That could explain the crashes I see on the DDB Vrc-5074 as well, which has a
> >NEC VR5000.
> >
> >I'll try to fix the bootmem stuff ASAP and upgrade to 2.3.38.
> 
> The problem may be in the assumption made even in the
> most recent 2.3.x code that a hit-writeback-invalidate cache
> operation on the secondary cache automagically affects the
> primary.  That's the way it is on the R4000/4400, but that's

In that case it doesn't affect the NEC DDB Vrc-5074, since there's no L2.

Gr{oetje,eeting}s,

                                                Geert

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Geert Uytterhoeven ------------- Sony Software Development Center Europe (SDCE)
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