[AIM] SMP now working

[Marcel Moolenaar]

All,

I managed to have some "quality" time with my Xserve over the
weekend and the outstanding SMP problems have been resolved.
My Xserve is now happily running a SMP kernel:

xserve% dmesg
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 #16 r183030:183060M: Mon Sep 15 23:16:32 PDT 2008
     marcel at xserve.xcllnt.net:/nfs/freebsd/patch/smp/sys/powerpc/ 
compile/XSERVE-MP
WARNING: WITNESS option enabled, expect reduced performance.
cpu0: Motorola PowerPC 7455 revision 2.1, 1000.00 MHz
cpu0: HID0 8450c0bc<EMCP,TBEN,NAP,DPM,ICE,DCE,SGE,BTIC,LRSTK,FOLD,BHT>
real memory  = 526016512 (501 MB)
avail memory = 508674048 (485 MB)
FreeBSD/SMP: Multiprocessor System Detected: 2 CPUs
cpu0: dev=ff87f908 (BSP)
cpu1: dev=ff880bc8
	*snip*
Waking up CPU 1 (dev=ff880bc8)
WARNING: WITNESS option enabled, expect reduced performance.
Trying to mount root from ufs:/dev/ad0s3
	*snip*


xserve% sysctl kern.smp
kern.smp.forward_roundrobin_enabled: 1
kern.smp.forward_signal_enabled: 1
kern.smp.topology: 0
kern.smp.cpus: 2
kern.smp.disabled: 0
kern.smp.active: 1
kern.smp.maxcpus: 2
kern.smp.maxid: 1


xserve% vmstat -ia
interrupt                          total       rate
irq48: bge0                            0          0
irq22: scc0                        87901          1
irq23: scc0                            0          0
irq19: ata0                           23          0
irq27: ohci0                           1          0
irq28: ohci1                           1          0
irq58: atapci0                    294008          5
irq63: atapci1                        26          0
irq39: ata1                            0          0
irq40: fwohci0                         2          0
irq41: gem0                     12498387        252
irq64: IPI                       3546235         71
Total                           16426584        332


FYI,

-- 
Marcel Moolenaar
xcllnt at mac.com