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Date:      Fri, 9 Jul 2004 12:57:21 +0200
From:      "Willem Jan Withagen" <wjw@withagen.nl>
To:        <freebsd-amd64@freebsd.org>
Subject:   Re: SMP broken???
Message-ID:  <077b01c465a3$825045f0$471b3dd4@digiware.nl>
References:  <06b401c46591$49a2b600$471b3dd4@digiware.nl>

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----- Original Message ----- 
From: "Willem Jan Withagen" <wjw@withagen.nl>
To: <freebsd-amd64@freebsd.org>
Sent: Friday, July 09, 2004 10:46 AM
Subject: SMP broken???


> Hi,
>
> I'm trying to boot my dual opteron box with a recent kernel.
> Without ACPI is boots single processor, with ACPI I get the stuff downbelow.
>
> Is it me(hardware), or is it the software(kernel)??
>
> --WjW
>
> SMAP type=01 base=0000000000000000 len=00000000000a0000
> SMAP type=02 base=00000000000f0000 len=0000000000010000
> SMAP type=02 base=00000000fec00000 len=0000000001400000
> SMAP type=02 base=000000007fef0000 len=0000000000010000
> SMAP type=01 base=0000000000100000 len=000000007fde0000
> SMAP type=03 base=000000007fee3000 len=000000000000d000
> SMAP type=04 base=000000007fee0000 len=0000000000003000
> 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-CURRENT #57: Fri Jul  9 10:46:05 CEST 2004
>     root@opteron.digiware.nl:/usr/obj/home2/src/sys/OPTERON.amd64
> WARNING: WITNESS option enabled, expect reduced performance.
> WARNING: DIAGNOSTIC option enabled, expect reduced performance.
> Preloaded elf kernel "/boot/kernel/kernel" at 0xffffffff806f1000.
> Calibrating clock(s) ... i8254 clock: 1193255 Hz
> CLK_USE_I8254_CALIBRATION not specified - using default frequency
> Timecounter "i8254" frequency 1193182 Hz quality 0
> Calibrating TSC clock ... TSC clock: 1603648612 Hz
> CPU: AMD Opteron(tm) Processor 242 (1603.65-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,CM
> OV,PAT,PSE36,CLFLUSH,MMX,FXSR,SSE,SSE2>
>   AMD Features=0xe0500800<SYSCALL,NX,MMX+,LM,3DNow+,3DNow>
> L1 2MB data TLB: 8 entries, fully associative
> L1 2MB instruction TLB: 8 entries, fully associative
> L1 4KB data TLB: 32 entries, fully associative
> L1 4KB instruction TLB: 32 entries, fully associative
> L1 data cache: 64 kbytes, 64 bytes/line, 1 lines/tag, 2-way associative
> L1 instruction cache: 64 kbytes, 64 bytes/line, 1 lines/tag, 2-way associative
> L2 2MB unified TLB: 0 entries, disabled/not present
> L2 4KB data TLB: 512 entries, 4-way associative
> L2 4KB instruction TLB: 512 entries, 4-way associative
> L2 unified cache: 1024 kbytes, 64 bytes/line, 1 lines/tag, 16-way associative
> real memory  = 2146304000 (2046 MB)
> Physical memory chunk(s):
> 0x0000000000001000 - 0x000000000009cfff, 638976 bytes (156 pages)
> 0x0000000000777000 - 0x000000007c2b7fff, 2075398144 bytes (506689 pages)
> avail memory = 2062643200 (1967 MB)
> ACPI APIC Table: <VIAK8  AWRDACPI>
> panic: AP #1 (PHY# 1) failed!
> cpuid = 0;
> Stack backtrace:
> backtrace() at backtrace+0x17
> panic() at panic+0x1d2
> start_all_aps() at start_all_aps+0x187
> cpu_mp_start() at cpu_mp_start+0x199
> mp_start() at mp_start+0x54
> mi_startup() at mi_startup+0xb8
> btext() at btext+0x2c
> Debugger("panic")
> Stopped at      Debugger+0x4d:  xchgl   %ebx,0x27d461

In an attempt to check if it was the hardware....
I booted i386 and compiled to the most recent -CURRENT. And that works:

SMAP type=01 base=0000000000000000 len=00000000000a0000
SMAP type=02 base=00000000000f0000 len=0000000000010000
SMAP type=02 base=00000000fec00000 len=0000000001400000
SMAP type=02 base=000000007fef0000 len=0000000000010000
SMAP type=01 base=0000000000100000 len=000000007fde0000
SMAP type=03 base=000000007fee3000 len=000000000000d000
SMAP type=04 base=000000007fee0000 len=0000000000003000
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-CURRENT #0: Fri Jul  9 12:24:00 CEST 2004
    wjw@opteron.digiware.nl:/usr/obj/home1/src/sys/OPTERON.i386
WARNING: WITNESS option enabled, expect reduced performance.
Preloaded elf kernel "/boot/kernel/kernel" at 0xc07df000.
Preloaded elf module "/boot/kernel/acpi.ko" at 0xc07df1f4.
Table 'FACP' at 0x7fee3040
Table 'APIC' at 0x7fee7b40
MADT: Found table at 0x7fee7b40
MP Configuration Table version 1.4 found at 0xc00f1400
APIC: Using the MADT enumerator.
MADT: Found CPU APIC ID 0 ACPI ID 0: enabled
SMP: Added CPU 0 (AP)
MADT: Found CPU APIC ID 1 ACPI ID 1: enabled
SMP: Added CPU 1 (AP)
ACPI APIC Table: <VIAK8  AWRDACPI>
Calibrating clock(s) ... i8254 clock: 1193254 Hz
CLK_USE_I8254_CALIBRATION not specified - using default frequency
Timecounter "i8254" frequency 1193182 Hz quality 0
Calibrating TSC clock ... TSC clock: 1603645919 Hz
CPU: AMD Opteron(tm) Processor 242 (1603.65-MHz 686-class CPU)
  Origin = "AuthenticAMD"  Id = 0xf51  Stepping = 1
  Features=0x78bfbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CM

Which makes it all the way to the end, and seems to be running just fine.

--WjW



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