http://bugzilla.kernel.org/show_bug.cgi?id=11541





------- Comment #46 from v.ples...@gmail.com  2009-01-06 04:20 -------
Created an attachment (id=19676)
 --> (http://bugzilla.kernel.org/attachment.cgi?id=19676&action=view)
DMESG from Ubuntu 9.04 Alpha 2 (kernel 2.6.28) boot, option "maxcpus=1"


from DMESG:

[    0.000000] BIOS EBDA/lowmem at: 0009fc00/0009fc00
[    0.000000] Initializing cgroup subsys cpuset
[    0.000000] Initializing cgroup subsys cpu
[    0.000000] Linux version 2.6.28-3-generic (bui...@palmer) (gcc version
4.3.3 20081210 (prerelease) (Ubuntu 4.3.2-2ubuntu8) ) #4-Ubuntu SMP Fri Dec 12
22:48:15 UTC 2008 (Ubuntu 2.6.28-3.4-generic)

...

[    0.000000] ACPI: RSDP 000FA3C0, 0014 (r0 ACPIAM)
[    0.000000] ACPI: RSDT AFF80000, 004C (r1 _ASUS_ Notebook 20080909 MSFT     
 97)
[    0.000000] ACPI: FACP AFF80200, 0084 (r2 090908 FACP1039 20080909 MSFT     
 97)
[    0.000000] ACPI: DSDT AFF80680, BC7E (r1  M51Ta M51Ta001        1 INTL
20051117)
[    0.000000] ACPI: FACS AFF8E000, 0040
[    0.000000] ACPI: APIC AFF80390, 005C (r1 090908 APIC1039 20080909 MSFT     
 97)
[    0.000000] ACPI: MCFG AFF80430, 003C (r1 090908 OEMMCFG  20080909 MSFT     
 97)
[    0.000000] ACPI: SLIC AFF80470, 0176 (r1 _ASUS_ Notebook 20080909 MSFT     
 97)
[    0.000000] ACPI: ECDT AFF80620, 0055 (r1 090908 OEMECDT  20080909 MSFT     
 97)
[    0.000000] ACPI: DBGP AFF803F0, 0034 (r1 090908 DBGP1039 20080909 MSFT     
 97)
[    0.000000] ACPI: BOOT AFF805F0, 0028 (r1 090908 BOOT1039 20080909 MSFT     
 97)
[    0.000000] ACPI: OEMB AFF8E040, 0071 (r1 090908 OEMB1039 20080909 MSFT     
 97)
[    0.000000] ACPI: HPET AFF8C300, 0038 (r1 090908 OEMHPET  20080909 MSFT     
 97)
[    0.000000] ACPI: SSDT AFF8C340, 0386 (r1 AMI    POWERNOW        1 AMD      
  1)
[    0.000000] ACPI: Local APIC address 0xfee00000

...

[    0.432001] ACPI: EC: EC description table is found, configuring boot EC
[    0.436657] ACPI: BIOS _OSI(Linux) query ignored
[    0.449340] ACPI: Interpreter enabled
[    0.449344] ACPI: (supports S0 S3 S4 S5)
[    0.449363] ACPI: Using IOAPIC for interrupt routing

...

[    1.887814] fuse init (API version 7.10)
[    1.989660] processor ACPI_CPU:00: registered as cooling_device0
[    1.989664] ACPI: Processor [P001] (supports 8 throttling states)
[    1.989716] processor ACPI_CPU:01: registered as cooling_device1
[    1.991474] ACPI: EC: non-query interrupt received, switching to interrupt
mode
[    1.994688] thermal LNXTHERM:01: registered as thermal_zone0
[    1.996097] ACPI: Thermal Zone [THRM] (71 C)

...

[   96.704020] ACPI: Power Button (FF) [PWRF]
[   96.704151] input: Power Button (CM) as
/devices/LNXSYSTM:00/device:00/PNP0C0C:00/input/input4
[   96.720042] ACPI: Power Button (CM) [PWRB]
[   96.720125] input: Sleep Button (CM) as
/devices/LNXSYSTM:00/device:00/PNP0C0E:00/input/input5
[   96.736047] ACPI: Sleep Button (CM) [SLPB]
[   96.736154] input: Lid Switch as
/devices/LNXSYSTM:00/device:00/PNP0C0D:00/input/input6
[   96.738589] ACPI: Lid Switch [LID]
[   96.801855] asus-laptop: Asus Laptop Support version 0.42
[   96.805245] asus-laptop:   M51Ta model detected
[   96.843516] asus-laptop: Brightness ignored, must be controlled by ACPI
video driver
[   96.843568] Registered led device: asus::mail
[   97.104049] usb 6-2: new full speed USB device using ohci_hcd and address 3
[   97.278579] usb 6-2: configuration #1 chosen from 1 choice
[   97.318573] ACPI: AC Adapter [AC0] (on-line)
[   97.491998] ACPI: Battery Slot [BAT0] (battery present)
[   97.617063] acpi device:06: registered as cooling_device2
[   97.617226] input: Video Bus as
/devices/LNXSYSTM:00/device:00/PNP0A03:00/device:02/device:03/input/input7
[   97.632042] ACPI: Video Device [VGA] (multi-head: yes  rom: no  post: no)

...

[  111.238166] ACPI: WMI: Mapper loaded
[  112.473484] powernow-k8: Found 1 AMD Turion(tm) X2 Ultra Dual-Core Mobile
ZM-84 processors (1 cpu cores) (version 2.20.00)
[  112.473530] powernow-k8:    0 : pstate 0 (2300 MHz)
[  112.473532] powernow-k8:    1 : pstate 1 (1200 MHz)
[  112.473533] powernow-k8:    2 : pstate 2 (600 MHz)

Last section looks like strange- procesor has 8 power states
(state available: T0 to T7)

Is there powernow-k10 module available?
AMD Turion Ultra is from "AMD Family 11h" family of processors.


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