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Date:      Mon, 04 Oct 1999 16:53:56 +0200
From:      Tor.Egge@fast.no
To:        woju@bbs.ee.ntu.edu.tw
Cc:        freebsd-smp@FreeBSD.ORG
Subject:   Re: SMP on 4 Pentium III(450NX) failed
Message-ID:  <199910041453.QAA64958@midten.fast.no>
In-Reply-To: Your message of "4 Oct 1999 11:52:47 -0000"
References:  <19991004115247.33630.qmail@bbs.ee.ntu.edu.tw>

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> Does anybody have successful experience for running FreeBSD 3.X-STABLE
> SMP on 4 Pentium III 550 with Intel 450NX chipset?
> 
> When I run FreeBSD 3.3-STABLE SMP on AcerAltos 21000, Pentium III 550 x 4,
> the booting process halt at "Lauching CPU #1".
> 
> With 4 CPU installed, it halted at "SMP: AP CPU #3(or #2) Launched!".

[....]

>                INT     active-hi       level        0   7:D          2   19
			 ^^^^^^^^^				       ^^^^^^

>                INT     active-lo       level        0  11:A          2   19
			 ^^^^^^^^^				       ^^^^^^
			 Same pin, opposite polarity.
			 This might cause an infinite interrupt loop.

>                INT     active-lo       level        1   9:A          2   23
>                INT     active-lo       level        1   9:B          2   23

The MP table seems broken.  You'll probably have to edit mptable_pass1
and mptable_pass2 to ignore the entry for pci0.7 (the active-hi level
one).

- Tor Egge


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