SMP support now in HEAD

[Steve Ames]

Better and better.

Does anyone have an Idiots Guide to creating a FreeBSD xen
image and getting it working? I'm failing there somewhere
and so can't get to a testing point at all :(

On Fri, Oct 24, 2008 at 08:00:38AM +0000, Kip Macy wrote:
> There are some bits that still need attending to, but we can now boot
> with vcpus > 1.
> 
> Cheers,
> Kip
> 
> 
> Copyright (c) 1992-2008 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 is a registered trademark of The FreeBSD Foundation.
> FreeBSD 8.0-CURRENT #292: Fri Oct 24 00:47:44 PDT 2008
>     kmacy at delirium.fsmware.com:/usr/home/kmacy/devel/objdir/i386/usr/home/kmacy/devel/svn_checkouts/HEAD_xen/sys/XEN
> WARNING: WITNESS option enabled, expect reduced performance.
> Xen reported: 2394.000 MHz processor.
> Timecounter "ixen" frequency 1000000000 Hz quality 0
> CPU: Intel(R) Xeon(R) CPU           X3220  @ 2.40GHz (2394.00-MHz 686-class CPU)
>   Origin = "GenuineIntel"  Id = 0x6fb  Stepping = 11
>   Features=0xbfebfbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CLFLUSH,DTS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE>
>   Features2=0xe3bd<SSE3,DTES64,MON,DS_CPL,VMX,EST,TM2,SSSE3,CX16,xTPR,PDCM>
>   AMD Features=0x20100000<NX,LM>
>   AMD Features2=0x1<LAHF>
>   Cores per package: 4
> 
> Instruction TLB: 4 KB Pages, 4-way set associative, 128 entries
> 1st-level instruction cache: 32 KB, 8-way set associative, 64 byte line size
> 1st-level data cache: 32 KB, 8-way set associative, 64 byte line size
> L2 cache: 4096 kbytes, 16-way associative, 64 bytes/line
> real memory  = 134217728 (128 MB)
> 
> Physical memory chunk(s):
> 0x00000000005fb000 - 0x0000000007d7dfff, 125317120 bytes (30595 pages)
> avail memory = 123691008 (117 MB)
> APIC: Using the MPTable enumerator.
> SMP: Added CPU 0 (BSP)
> SMP: Added CPU 1 (AP)
> gdtpfn=ae57 pdptpfn=446e
> INTR: Adding local APIC 1 as a target
> FreeBSD/SMP: Multiprocessor System Detected: 2 CPUs
>  cpu0 (BSP): APIC ID:  0
>  cpu1 (AP): APIC ID:  1
> <...>
> 
> demo# uname -a
> FreeBSD demo.freebsd.org 8.0-CURRENT FreeBSD 8.0-CURRENT #292: Fri Oct
> 24 00:47:44 PDT 2008
> kmacy at delirium.fsmware.com:/usr/home/kmacy/devel/objdir/i386/usr/home/kmacy/devel/svn_checkouts/HEAD_xen/sys/XEN
>  i386
> demo# sysctl hw.ncpu
> hw.ncpu: 2
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