[issue604] 1.8.1-RELEASE - clock runs fast on mainboard ASUS P5A-B

yeti yeti at digitalfoto-model-award.de
Thu Apr 19 12:30:38 PDT 2007

Am Donnerstag, den 19.04.2007, 18:35 +0000 schrieb Matthew Dillon:
>     Hmm.  That's odd.  Boot with ACPI and do this:
> 	sysctl kern.cputimer

# sysctl kern.cputimer
kern.cputimer.select: ACPI-safe i8254_timer2 dummy
kern.cputimer.name: ACPI-safe
kern.cputimer.clock: 1215945362
kern.cputimer.freq: 3579545

>     I'm guessing it is using the ACPI timer, but I don't know why it would
>     be running so fast.
>     You can disable the use of the ACPI timer without disabling ACPI itself
>     by putting this in your /boot/loader.conf file:
>     debug.acpi.disable=timer


# sysctl kern.cputimer
kern.cputimer.select: i8254_timer2 dummy
kern.cputimer.name: i8254_timer2
kern.cputimer.clock: 108355686
kern.cputimer.freq: 1193182

sleep 5 now is 5 reallife seconds...

New dmesg output attached.

Copyright (c) 2003, 2004, 2005, 2006, 2007 The DragonFly Project.
Copyright (c) 1992-2003 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.
DragonFly 1.8.1-RELEASE #0: Wed Apr 18 21:22:38 CEST 2007
TSC clock: 501135382 Hz, i8254 clock: 1193180 Hz
CPU: AMD-K6(tm) 3D processor (501.14-MHz 586-class CPU)
  Origin = "AuthenticAMD"  Id = 0x58c  Stepping = 12
  AMD Features=0x80000800<SYSCALL,3DNow!>
real memory  = 201310208 (196592K bytes)
avail memory = 183570432 (179268K bytes)
Preloaded elf kernel "/kernel" at 0xc06f4000.
Preloaded elf module "/modules/acpi.ko" at 0xc06f41e8.
K6-family MTRR support enabled (2 registers)
md0: Malloc disk
pcibios: BIOS version 2.10
Using $PIR table, 5 entries at 0xc00f0d00
ACPI: RSDP @ 0x0xf8190/0x0014 (v  0 ASUS  )
ACPI: RSDT @ 0x0xbffc000/0x002C (v  1 ASUS   P5A-B    0x58582E31 ASUS 0x31303030)
ACPI: FACP @ 0x0xbffc080/0x0074 (v  1 ASUS   P5A-B    0x58582E31 ASUS 0x31303030)
ACPI: DSDT @ 0x0xbffc100/0x22EE (v  1   ASUS P5A-B    0x00001000 MSFT 0x01000001)
ACPI: FACS @ 0x0xbfff000/0x0040
ACPI: BOOT @ 0x0xbffc040/0x0028 (v  1 ASUS   P5A-B    0x58582E31 ASUS 0x31303030)
npx0: <math processor> on motherboard
npx0: INT 16 interface
acpi0: <ASUS P5A-B> on motherboard
acpi0: Power Button (fixed)
Warning: ACPI is disabling APM's device.  You can't run both
cpu0: <ACPI CPU (3 Cx states)> on acpi0
legacypci0 on motherboard
pcib0: <AcerLabs M1541 (Aladdin-V) PCI host bridge> on legacypci0
pci0: <PCI bus> on pcib0
agp0: <Ali M1541 host to AGP bridge> mem 0xe0000000-0xe3ffffff at device 0.0 on pci0
pcib1: <AcerLabs M5243 PCI-PCI bridge> at device 1.0 on pci0
pci1: <PCI bus> on pcib1
pci1: <ATI Mach64-GB graphics accelerator> at 0.0
pci0: <AcerLabs M15x3 Power Management Unit> at 3.0
isab0: <AcerLabs M1533 portable PCI-ISA bridge> at device 7.0 on pci0
isa0: <ISA bus> on isab0
rl0: <RealTek 8139 10/100BaseTX> port 0xb800-0xb8ff mem 0xde800000-0xde8000ff irq 5 at device 9.0 on pci0
miibus0: <MII bus> on rl0
rlphy0: <RealTek internal media interface> on miibus0
rlphy0:  10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, auto
rl0: MAC address: 00:e0:7d:95:be:cb
ahc0: <Adaptec 2940 Ultra SCSI adapter> port 0xb400-0xb4ff mem 0xde000000-0xde000fff irq 10 at device 10.0 on pci0
aic7880: Ultra Wide Channel A, SCSI Id=7, 16/253 SCBs
pci0: <unknown card> (vendor=0x1274, dev=0x5000) at 11.0 irq 11
atapci0: <AcerLabs Aladdin ATA33 controller> port 0xa800-0xa80f at device 15.0 on pci0
ata0: at 0x1f0 irq 14 on atapci0
ata1: at 0x170 irq 15 on atapci0
orm0: <Option ROMs> at iomem 0xc0000-0xc7fff,0xc8000-0xcc7ff on isa0
pmtimer0 on isa0
fdc0: cannot reserve I/O port range
atkbdc0: <Keyboard controller (i8042)> at port 0x60,0x64 on isa0
atkbd0: <AT Keyboard> flags 0x1 irq 1 on atkbdc0
kbd0 at atkbd0
vga0: <Generic ISA VGA> at port 0x3c0-0x3df iomem 0xa0000-0xbffff on isa0
sc0: <System console> at flags 0x100 on isa0
sc0: VGA <16 virtual consoles, flags=0x300>
sio0 at port 0x3f8-0x3ff irq 4 flags 0x10 on isa0
sio0: type 16550A
sio1 at port 0x2f8-0x2ff irq 3 on isa0
sio1: type 16550A
ppc0: <Parallel port> at port 0x378-0x37f irq 7 on isa0
ppc0: Generic chipset (EPP/NIBBLE) in COMPATIBLE mode
ppbus0: <Parallel port bus> on ppc0
plip0: <PLIP network interface> on ppbus0
lpt0: <Printer> on ppbus0
lpt0: Interrupt-driven port
ppi0: <Parallel I/O> on ppbus0
Waiting 5 seconds for SCSI devices to settle
Mounting root from ufs:/dev/da1s1a
cd0 at ahc0 bus 0 target 5 lun 0
cd0: <TEAC CD-ROM CD-532S 1.0A> Removable CD-ROM SCSI-2 device 
cd0: 20.000MB/s transfers (20.000MHz, offset 15)
cd0: Attempt to query device size failed: NOT READY, Medium not present
da1 at ahc0 bus 0 target 1 lun 0
da1: <IBM DDRS-34560W S97B> Fixed Direct Access SCSI-2 device 
da1: 40.000MB/s transfers (20.000MHz, offset 8, 16bit), Tagged Queueing Enabled
da1: 4357MB (8925000 512 byte sectors: 255H 63S/T 555C)
da0 at ahc0 bus 0 target 0 lun 0
da0: <IBM DDRS-34560W S97B> Fixed Direct Access SCSI-2 device 
da0: 40.000MB/s transfers (20.000MHz, offset 8, 16bit), Tagged Queueing Enabled
da0: 4357MB (8925000 512 byte sectors: 255H 63S/T 555C)
WARNING: #da/0x20008 si_iosize_max=0, using DFLTPHYS.

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