From owner-freebsd-current  Thu Mar 28  0:56:56 2002
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To: Ollivier Robert <roberto@eurocontrol.fr>
Cc: "FreeBSD Current Users' list" <freebsd-current@FreeBSD.ORG>
Subject: Re: Time counter broken? 
In-Reply-To: Your message of "Thu, 28 Mar 2002 09:53:19 +0100."
             <20020328085319.GB48070@caerdonn.eurocontrol.fr> 
Date: Thu, 28 Mar 2002 09:55:58 +0100
Message-ID: <82055.1017305758@critter.freebsd.dk>
From: Poul-Henning Kamp <phk@critter.freebsd.dk>
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My best guess would be that your bios plays power-management tricks
with your CPU frequency...

Alternatively, since this is -current: that something is truly
and utterly dysfunctional right now.

Poul-Henning

In message <20020328085319.GB48070@caerdonn.eurocontrol.fr>, Ollivier Robert wr
ites:
>According to Poul-Henning Kamp:
>> output from 
>> 	dmesg 
>
>Copyright (c) 1992-2002 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 5.0-CURRENT #13: Tue Mar 26 17:48:00 CET 2002
>    roberto@caerdonn.eurocontrol.fr:/src/src/sys/i386/compile/nCAERDONN
>Preloaded elf kernel "/boot/kernel.new/kernel" at 0xc0379000.
>Preloaded elf module "/boot/kernel.new/vesa.ko" at 0xc03790ac.
>Preloaded elf module "/boot/kernel.new/linux.ko" at 0xc037915c.
>Preloaded elf module "/boot/kernel.new/sysvshm.ko" at 0xc037920c.
>Preloaded elf module "/boot/kernel.new/sysvsem.ko" at 0xc03792bc.
>Preloaded elf module "/boot/kernel.new/sysvmsg.ko" at 0xc037936c.
>Preloaded elf module "/boot/kernel.new/snd_ad1816.ko" at 0xc037941c.
>Preloaded elf module "/boot/kernel.new/snd_pcm.ko" at 0xc03794d0.
>Preloaded elf module "/boot/kernel.new/random.ko" at 0xc0379580.
>Timecounter "i8254"  frequency 1193182 Hz
>Timecounter "TSC"  frequency 498744847 Hz
>CPU: Pentium III/Pentium III Xeon/Celeron (498.74-MHz 686-class CPU)
>  Origin = "GenuineIntel"  Id = 0x673  Stepping = 3
>  Features=0x383fbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,MMX,FXSR,SSE>
>real memory  = 268435456 (262144K bytes)
>avail memory = 257261568 (251232K bytes)
>Pentium Pro MTRR support enabled
>VESA: v2.0, 512k memory, flags:0x1, mode table:0xc0317282 (1000022)
>VESA: ELSA GLoria Synergy    
>Using $PIR table, 9 entries at 0xc00fdf30
>npx0: <math processor> on motherboard
>npx0: INT 16 interface
>pcib0: <Intel 82443BX (440 BX) host to PCI bridge> at pcibus 0 on motherboard
>pci0: <PCI bus> on pcib0
>pcib1: <PCI-PCI bridge> at device 1.0 on pci0
>pci1: <PCI bus> on pcib1
>pci1: <display, VGA> at device 0.0 (no driver attached)
>isab0: <PCI-ISA bridge> at device 7.0 on pci0
>isa0: <ISA bus> on isab0
>atapci0:<Intel PIIX4 ATA33 controller> port 0xfcb0-0xfcbf at device 7.1 on pci0
>ata0: at 0x1f0 irq 14 on atapci0
>ata1: at 0x170 irq 15 on atapci0
>pci0: <serial bus, USB> at device 7.2 (no driver attached)
>pci0: <bridge, PCI-unknown> at device 7.3 (no driver attached)
>pci0: <network, ethernet> at device 17.0 (no driver attached)
>ahc0: <Adaptec 2940 Ultra SCSI adapter> port 0xf800-0xf8ff mem 0xfecff000-0xfecfffff irq 9 at device 18.0 on pci0
>aic7880: Ultra Wide Channel A, SCSI Id=7, 16/255 SCBs
>orm0: <Option ROMs> at iomem 0xc8000-0xcc7ff,0xc0000-0xc7fff on isa0
>sc0: <System console> on isa0
>sc0: VGA <16 virtual consoles, flags=0x200>
>vga0: <Generic ISA VGA> at port 0x3c0-0x3df iomem 0xa0000-0xbffff on isa0
>atkbdc0: <Keyboard controller (i8042)> at port 0x64,0x60 on isa0
>atkbd0: <AT Keyboard> irq 1 on atkbdc0
>psm0: <PS/2 Mouse> irq 12 on atkbdc0
>psm0: model Generic PS/2 mouse, device ID 0
>fdc0: <enhanced floppy controller (i82077, NE72065 or clone)> at port 0x3f7,0x3f0-0x3f5 irq 6 drq 2 on isa0
>fdc0: FIFO enabled, 8 bytes threshold
>fd0: <1440-KB 3.5" drive> on fdc0 drive 0
>sio0 at port 0x3f8-0x3ff irq 4 on isa0
>sio0: type 16550A
>sio1 at port 0x2f8-0x2ff irq 3 on isa0
sio1: type 16550A
>unknown: <PNP0303> can't assign resources (port)
>unknown: <PNP0f13> can't assign resources (irq)
>unknown: <PNP0501> can't assign resources (port)
>unknown: <PNP0501> can't assign resources (port)
>unknown: <PNP0700> can't assign resources (port)
>pcm0:<AD1816> at port 0x530-0x53f,0x388-0x38b,0x220-0x22f irq 5 drq 3,1 on isa0
>IPsec: Initialized Security Association Processing.
>acd0: CDROM <HITACHI CDR-8435> at ata1-master PIO4
>(noperiph:atapi1:0:-1:-1): Registered SIM for ata1
>Waiting 2 seconds for SCSI devices to settle
>Ignoring 0x5b bytes of additional inq info.
>atapicam0: unknown CMD (0x12) - ILLEGAL REQUEST asc=0x24 ascq=0x00 error=0x04
>Ignoring 0x5b bytes of additional inq info.
>Ignoring 0x8f bytes of additional inq info.
>da0 at ahc0 bus 0 target 0 lun 0
>da0: <QUANTUM ATLAS IV 9 WLS 0707> Fixed Direct Access SCSI-3 device 
>da0: 40.000MB/s transfers (20.000MHz, offset 8, 16bit), Tagged Queueing Enabled
>da0: 8683MB (17783240 512 byte sectors: 255H 63S/T 1106C)
>da1 at ahc0 bus 0 target 1 lun 0
>da1: <SEAGATE ST39140W 1444> Fixed Direct Access SCSI-2 device 
>da1: 40.000MB/s transfers (20.000MHz, offset 8, 16bit), Tagged Queueing Enabled
>da1: 8683MB (17783240 512 byte sectors: 255H 63S/T 1106C)
>Mounting root from ufs:/dev/da0s1a
>cd0 at atapi1 bus 0 target 0 lun 0
>cd0: <HITACHI CDR-8435 0010> Removable CD-ROM SCSI-0 device 
>cd0: 3.300MB/s transfers
>cd0: Attempt to query device size failed: NOT READY, Medium not present
>
>> 	sysctl kern.timecounter
>
>kern.timecounter.nbintime: 8693386
>kern.timecounter.nbinuptime: 87686706
>kern.timecounter.nmicrotime: 8670228
>kern.timecounter.nnanotime: 23160
>kern.timecounter.nmicrouptime: 280
>kern.timecounter.nnanouptime: 135
>kern.timecounter.ngetmicrotime: 13980766
>kern.timecounter.ngetnanotime: 0
>kern.timecounter.ngetmicrouptime: 15635014
>kern.timecounter.ngetnanouptime: 6225
>kern.timecounter.hardware: TSC
>
>-- 
>Ollivier ROBERT  -=-  Eurocontrol EEC/ITM  -=-  Ollivier.Robert@eurocontrol.fr
>FreeBSD caerdonn.eurocontrol.fr 5.0-CURRENT #46: Wed Jan  3 15:52:00 CET 2001
>

-- 
Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
phk@FreeBSD.ORG         | TCP/IP since RFC 956
FreeBSD committer       | BSD since 4.3-tahoe    
Never attribute to malice what can adequately be explained by incompetence.

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