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Date: Wed, 07 Apr 2004 00:10:06 -0500
From: "James R. Van Artsalen" <james@jrv.org>
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To: Georges-Andre Silber <silber@cri.ensmp.fr>
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cc: freebsd-amd64@freebsd.org
Subject: Re: SMP problems Bi-Opteron/HDAMA
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Georges-Andre Silber wrote:

> Copyright (c) 1992-2004 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 5.2.1-RELEASE #0: Tue Apr  6 14:02:54 CEST 2004
>     root@surville.cri.ensmp.fr:/usr/src/sys/amd64/compile/SURVILLE
> Preloaded elf kernel "/boot/kernel/kernel" at 0xffffffff80865000.
> Timecounter "i8254" frequency 1193182 Hz quality 0


No ACPI, no APIC - I don't know if SMP can be used without these.  My 
startup looks like this:

Copyright (c) 1992-2004 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 5.2.1-RELEASE-p1 #1: Wed Mar 10 01:07:41 CST 2004
    root@dogfood.jrv.org:/usr/src/sys/amd64/compile/DOGFOOD
Preloaded elf kernel "/boot/kernel/kernel" at 0xffffffff8090c000.
ACPI APIC Table: <A M I  OEMAPIC >
Timecounter "i8254" frequency 1193182 Hz quality 0
CPU: AMD Opteron(tm) Processor 244 (1793.45-MHz K8-class CPU)
  Origin = "AuthenticAMD"  Id = 0xf51  Stepping = 1
  
Features=0x78bfbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CLFLUSH,MMX,FXSR,SSE,SSE2>
  AMD Features=0xe0500000<NX,MMX+,LM,3DNow!+,3DNow!>
real memory  = 8589934592 (8192 MB)
avail memory = 7305748480 (6967 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
ioapic1 <Version 1.1> irqs 24-27 on motherboard
ioapic2 <Version 1.1> irqs 28-31 on motherboard
netsmb_dev: loaded
acpi0: <A M I  OEMRSDT > on motherboard
    ACPI-1287: *** Error: Method execution failed 
[\\_SB_.PCI0.SBRG.HPET._STA] (Node 0xffffff0000d26940), AE_AML_REGION_LIMIT
    ACPI-0175: *** Error: Method execution failed 
[\\_SB_.PCI0.SBRG.HPET._STA] (Node 0xffffff0000d26940), AE_AML_REGION_LIMIT
...