Iwill DBS100 Rev 2.2 and ACPI

[Nate Lawson]

Alexander Logvinov wrote:
> Hello.
> 
>   Iwill DBS100 Rev 2.2 with latest bios + 2 x P3 800 MHz.
> 
>   This motherboard is listed in /usr/src/sys/dev/acpica/acpi_quirks and FreeBSD did not load with ACPI enabled with original old BIOS. When BIOS was updated the system is loading. 

Good, that was the right choice.

>  How to fix this errors? The system is unstable.
> 
>> Interrupt storm detected on "irq9: acpi0"; throttling interrupt source

I'm not sure, but it's likely there's a problem with the APIC table 
(interrupt).  acpidump -t -d > iwill.asl will have it.

>>    ACPI-0438: *** Error: Looking up [\\_PR_.CPU0] in namespace
>> AE_NOT_FOUND
>> SearchNode 0xc4b2b040 StartNode 0xc4b2b040 ReturnNode 0

This is harmless.  It's just the thermal zone saying the cpu can be used 
for passive cooling.  We ignore such hints and cpufreq(4) and 
acpi_thermal do passive cooling when supported.

> 
> Copyright (c) 1992-2006 The FreeBSD Project.
> Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994
>         The Regents of the University of California. All rights reserved.
> FreeBSD 6.1-PRERELEASE #0: Sun Mar  5 01:41:09 YAKT 2006
>     root at server.lad:/usr/obj/usr/src/sys/LAD
> ACPI APIC Table: <AWARD  >
> Timecounter "i8254" frequency 1193182 Hz quality 0
> CPU: Intel Pentium III (801.82-MHz 686-class CPU)
>   Origin = "GenuineIntel"  Id = 0x683  Stepping = 3
>   Features=0x387fbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,PN,MMX,FXSR,SSE>
> real memory  = 1073676288 (1023 MB)
> avail memory = 1041625088 (993 MB)
> FreeBSD/SMP: Multiprocessor System Detected: 2 CPUs
>  cpu0 (BSP): APIC ID:  0
>  cpu1 (AP): APIC ID:  1
> ioapic0 <Version 1.1> irqs 0-23 on motherboard
> npx0: [FAST]
> npx0: <math processor> on motherboard
> npx0: INT 16 interface
> acpi0: <AWARD AWRDACPI> on motherboard
>     ACPI-0438: *** Error: Looking up [\\_PR_.CPU0] in namespace, AE_NOT_FOUND
> SearchNode 0xc4b2b040 StartNode 0xc4b2b040 ReturnNode 0

-- 
Nate