Subject: Re: MicroVax 3400 performance with NetBSD 1.5.1_BETA again
To: Carlini Antonio <Antonio.Carlini@riverstonenet.com>
From: Anders Magnusson <ragge@ludd.luth.se>
List: port-vax
Date: 04/27/2001 11:59:05
Hm, I may be wrong here then. I'll check this.
-- Ragge
> I have a note that it has a 1KB cache too.
> I *believe* that it is the same CVAX chip
> that the KA650 used and that does have a 1KB on-chip
> cache.
>
> Antonio
>
> > -----Original Message-----
> > From: Saku Setala [mailto:setala@elisa.fi]
> > Sent: Friday, April 27, 2001 9:57 AM
> > To: Anders Magnusson
> > Cc: port-vax@netbsd.org
> > Subject: Re: MicroVax 3400 performance with NetBSD 1.5.1_BETA again
> >
> >
> > Hi Ragge,
> >
> > some documents say that it should have 1K on-chip cache.
> >
> > Anyway, the same document says KA630 is 0.9 VUPS and KA640 is
> > 2.4 VUPS.
> >
> > Now I get almost similar speed results with dhrystone 1.1, so
> > there must
> > be something funny?
> >
> > On Fri, 27 Apr 2001, Anders Magnusson wrote:
> >
> > > > Hi again,
> > > >
> > > > could it be so that NetBSD does not enable the CPU cache on KA640?
> > > >
> > > The KA640 doesn't have a cache, so hopefully NetBSD do not try to
> > > turn it on :-)
> > >
> > > -- Ragge
> > >
> >
> > --
> > Saku Setälä
> > System Planning Manager
> > Kolumbus Oy http://www.kolumbus.com/
> > Elisa Communications Group
> >
>