From: Greg Weeks <greg.weeks@timesys.com>
To: David Frascone <dave@frascone.com>
Cc: linuxppc-dev@ozlabs.org
Subject: Re: Bogomips?
Date: Wed, 06 Apr 2005 09:53:15 -0400 [thread overview]
Message-ID: <4253E9CB.20009@timesys.com> (raw)
In-Reply-To: <20050406081201.07b9bdce@greenlantern.frascone.com>
David Frascone wrote:
>Can this be right? I'm getting This from a MPC-8260 (/proc/cpuinfo):
>
>------------------------------------------------
>cpu : 82xx
>core clock : 199 MHz
>CPM clock : 133 MHz
>bus clock : 33 MHz
>revision : 1.1 (pvr 0081 0101)
>bogomips : 133.12
>------------------------------------------------
>
>And this from a MPC-8540
>------------------------------------------------
>cpu : e500
>revision : 2.0 (pvr 8020 0020)
>bogomips : 190.05
>Vendor : Motorola SPS
>Machine : mpc8540ads
>bus freq : 666.666660 MHz
>PVR : 0x80200020
>SVR : 0x80300020
>PLL setting : 0x4
>Memory : 512 MB
>------------------------------------------------
>
>
>The second one looks way low . . . any ideas?
>
>
Do you have cache turned on? Do you have branch prediction turned on?
Branch prediction would be my guess as it's easy to miss.
Greg Weeks
next prev parent reply other threads:[~2005-04-06 13:53 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-04-06 13:12 Bogomips? David Frascone
2005-04-06 13:53 ` Greg Weeks [this message]
2005-04-06 19:29 ` Bogomips? David Frascone
-- strict thread matches above, loose matches on Subject: below --
2005-04-06 13:53 Bogomips? Rune Torgersen
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