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Date:      Sun, 6 Nov 2005 19:00:49 +0530
From:      Joseph Koshy <joseph.koshy@gmail.com>
To:        Vaibhave Agarwal <vaibhave@cs.utah.edu>
Cc:        chmr@edvz.tu-graz.ac.at, chris@gnome.co.uk, current@freebsd.org
Subject:   Re: Freebsd 6.0 doesnt detect local APIC on a Pentium 3 machine
Message-ID:  <84dead720511060530w9d6fed6x4bef43b66567ffb3@mail.gmail.com>
In-Reply-To: <Pine.LNX.4.61.0511060450130.4600@trust.cs.utah.edu>
References:  <20051027233636.GA39380@dmw.hopto.org> <Pine.LNX.4.61.0510271744100.19263@trust.cs.utah.edu> <20051028105057.J20147@fledge.watson.org> <Pine.LNX.4.61.0510281621120.19263@trust.cs.utah.edu> <Pine.LNX.4.61.0511060450130.4600@trust.cs.utah.edu>

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[Freebsd-net trimmed from the CC list].

> But on my Pentium 3, 850 MHz machine, it doesnt detect local
> APIC and falls back to using the motherboard clock for the
> clock interrupts.

Is your machine a UP one?  Some P6...P-III UP motherboards
keep the local APIC disabled in software.  Linux has a boot
time option to forcibly enable the CPU's local APIC; we don't
have an equivalent.

--
FreeBSD Volunteer,     http://people.freebsd.org/~jkoshy



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