nforce2 vs. apic

Emanuel Strobl Emanuel.Strobl at gmx.net
Thu Sep 23 05:40:25 PDT 2004


Am Mittwoch, 22. September 2004 18:55 schrieb Andriy Gapon:
> I posted this some time ago to freebsd-questions@, but replies I got,
> although very helping, amounted to "don't do it", so I am trying this list.
>
> I have nforce2-based motherboard Abit NF7 and run 5.2.1-RELEASE on that
> system. I have tried to enable APIC by compiling kernel with 'device
> apic' (both with and without SMP option, although this is a UP system),
> but system just freezes during boot with it. Everything works pretty
> well without APIC, I was just curious about getting it to work.

Why don't you give 5.3 a try? It's BETA5 and maybe you could help finding 
bugs..

-Mano

>
> I found this discussion:
>
> http://lists.freebsd.org/pipermail/freebsd-current/2004-May/027316.html
>
> and I have also found numerous reports on nforce2+APIC lockup problem in
> Linux and some patches that were reported to help with it.
>
> So, I want to find out if anything changed with respect to this in
> FreeBSD, maybe some patches/workarounds, or success stories about
> FreeBSD+nforce2+APIC.
>
> Also some notes about my lockup. It happens at this point (exerpt for
> non-verbose non-APIC dmesg):
>
> psm0: <PS/2 Mouse> irq 12 on atkbdc0
> psm0: model IntelliMouse, device ID 3
> pmtimer0 on isa0
> sc0: <System console> on isa0
> sc0: VGA <16 virtual consoles, flags=0x200>
> vga0: <Generic ISA VGA> at port 0x3c0-0x3df iomem 0xa0000-0xbffff on isa0
> Timecounter "TSC" frequency 1830012912 Hz quality 800
> Timecounters tick every 10.000 msec
> ipfw2 initialized, divert disabled, rule-based forwarding enabled,
> default to accept, logging limited to 100 packets/entry by default
> <<< In APIC case system freezes here >>>
> GEOM: create disk ad0 dp=0xc6e15e60
> ad0: 76319MB <WDC WD800JB-00ETA0> [155061/16/63] at ata0-master UDMA100
> acd0: CDRW <TEAC CD-W552E> at ata1-master UDMA33
>
> Also, when system freezes keyboard LEDs still work properly and cursor
> disappears when I press Scroll Lock, but arrow and PgUp/PgDown do not
> work; if I try Alt-F<N> system speacker emits monotonic sound that can
> not be turned off (except by reset, of course).
>
> I am ready to provide any additional information. Unfortunately I am not
> able to use serial console, so I can't give much info for APIC-enabled
> case.
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