| To: | "Maciej W. Rozycki" <macro@ds2.pg.gda.pl>, "Matthew Dharm" <mdharm@momenco.com> |
|---|---|
| Subject: | Re: [patch] linux 2.4.17: The second mb() rework (final) |
| From: | "Kevin D. Kissell" <kevink@mips.com> |
| Date: | Tue, 12 Feb 2002 13:02:13 +0100 |
| Cc: | "Ralf Baechle" <ralf@uni-koblenz.de>, <linux-mips@fnet.fr>, <linux-mips@oss.sgi.com> |
| References: | <Pine.GSO.3.96.1020212123901.17858B-100000@delta.ds2.pg.gda.pl> |
| Sender: | owner-linux-mips@oss.sgi.com |
From: "Maciej W. Rozycki" <macro@ds2.pg.gda.pl>:
> On Mon, 11 Feb 2002, Matthew Dharm wrote:
>
> > Aren't there more processors that have sync? I thought the RM7000
> > (PMC-Sierra) did too...
>
> Obviously there are as "sync" is standard for MIPS II and above. That's
> why only CONFIG_CPU_R3000 and CONFIG_CPU_TX39XX disable "sync".
According to the (rather old) Tx39xx specs at my disposal,
those parts should also support the SYNC instruction. Does
anyone know for a fact that some of them do not?
Kevin K.
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