From owner-freebsd-hackers  Tue Jan 22 12:57:50 2002
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Date: Tue, 22 Jan 2002 21:57:12 +0100
From: Marko Zec <zec@tel.fer.hr>
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To: Baldur Gislason <baldur@foo.is>
Cc: freebsd-hackers@freebsd.org
Subject: Re: cpu info in userland
References: <20020122113351.A25927@Odin.AC.HMC.Edu> <3C4DCAC1.F216A448@videotron.ca> <02012220424109.08293@germanium>
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Probably you have APM enabled on these boxes, and this turns off TSC timecounter.

You can override that easily in i386/isa/clock.c.

Marko

Baldur Gislason wrote:

> machdep.tsc_freq doesn't work on all my boxes, I have a 4.4-REL machine (p3
> 600MHz) here that has it, a 4.4-STABLE machine (AMD k6 233MHz) doesn't,
> 4.4-STABLE Celeron2 800MHz doesn't either and 4.4-STABLE AMD k6 500MHz does
> not.


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