| To: | Alan Cox <alan@lxorguk.ukuu.org.uk> |
|---|---|
| Subject: | Re: Promblem with PREF (prefetching) in memcpy |
| From: | "Maciej W. Rozycki" <macro@ds2.pg.gda.pl> |
| Date: | Fri, 4 Oct 2002 15:01:17 +0200 (MET DST) |
| Cc: | Carsten Langgaard <carstenl@mips.com>, Dominic Sweetman <dom@algor.co.uk>, Ralf Baechle <ralf@linux-mips.org>, linux-mips@linux-mips.org |
| In-reply-to: | <1033734968.31839.5.camel@irongate.swansea.linux.org.uk> |
| Organization: | Technical University of Gdansk |
| Original-recipient: | rfc822;linux-mips@linux-mips.org |
| Sender: | linux-mips-bounce@linux-mips.org |
On 4 Oct 2002, Alan Cox wrote: > > Is a bus error exception an address related exception ? > > I'm afraid some implementation think it's not. > > So you need an option for broken systems, no new news 8) For MIPS a bus error exception is not an address related exception by definition (not surprising, anyway). Specifically, the BadVaddr register is not set upon one. -- + Maciej W. Rozycki, Technical University of Gdansk, Poland + +--------------------------------------------------------------+ + e-mail: macro@ds2.pg.gda.pl, PGP key available + |
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