est CPU support

[Joerg Traeger]

On Monday 01 November 2010, Andriy Gapon wrote:
> on 01/11/2010 11:52 Joerg Traeger said the following:
> > Hi,
> >
> > I have got several mainboards with CPUs which appear not to be
> > supportet by est. An error exists:
> >
> > (examle of somewhat older Intel DG45FC with DualCore E5200 and latest
> > BIOS)
> >
> > est0: <Enhanced SpeedStep Frequency Control> on cpu0
> > est: CPU supports Enhanced Speedstep, but is not recognized.
> > est: cpu_vendor GenuineIntel, msr 61a4c1f06004c1f
> > device_attach: est0 attach returned 6      <----------
>
> Do you have ACPI enabled?

Yes, sure it is enabled.

debug.acpi.suspend_bounce: 0
debug.acpi.reset_clock: 1
debug.acpi.do_powerstate: 1
debug.acpi.interpreter_slack: 1
debug.acpi.enable_debug_objects: 0
debug.acpi.acpi_ca_version: 20100331
debug.acpi.ec.timeout: 750
debug.acpi.ec.polled: 0
debug.acpi.ec.burst: 0
debug.acpi.batt.batt_sleep_ms: 0
debug.acpi.resume_beep: 0
hw.acpi.supported_sleep_state: S3 S4 S5
hw.acpi.power_button_state: S5
hw.acpi.sleep_button_state: S3
hw.acpi.lid_switch_state: NONE
hw.acpi.standby_state: NONE
hw.acpi.suspend_state: S3
hw.acpi.sleep_delay: 1
hw.acpi.s4bios: 0
hw.acpi.verbose: 0
hw.acpi.disable_on_reboot: 0
hw.acpi.handle_reboot: 0
hw.acpi.reset_video: 0
hw.acpi.cpu.cx_lowest: C1
machdep.acpi_timer_freq: 3579545
machdep.acpi_root: 984000
machdep.idle: acpi
machdep.idle_available: spin, mwait, mwait_hlt, hlt, acpi, 
dev.acpi.0.%desc: INTEL DG45FC
dev.acpi.0.%driver: acpi
dev.acpi.0.%parent: nexus0
dev.acpi_sysresource.0.%desc: System Resource
dev.acpi_sysresource.0.%driver: acpi_sysresource
dev.acpi_sysresource.0.%location: handle=\_SB_.PCI0.MCH_
dev.acpi_sysresource.0.%pnpinfo: _HID=PNP0C01 _UID=10
dev.acpi_sysresource.0.%parent: acpi0
dev.acpi_sysresource.1.%desc: System Resource
dev.acpi_sysresource.1.%driver: acpi_sysresource
dev.acpi_sysresource.1.%location: handle=\_SB_.PCI0.SBRG.SIO1
dev.acpi_sysresource.1.%pnpinfo: _HID=PNP0C02 _UID=46
dev.acpi_sysresource.1.%parent: acpi0
dev.acpi_sysresource.2.%desc: System Resource
dev.acpi_sysresource.2.%driver: acpi_sysresource
dev.acpi_sysresource.2.%location: handle=\_SB_.PCI0.SBRG.RMSC
dev.acpi_sysresource.2.%pnpinfo: _HID=PNP0C02 _UID=16
dev.acpi_sysresource.2.%parent: acpi0
dev.acpi_sysresource.3.%desc: System Resource
dev.acpi_sysresource.3.%driver: acpi_sysresource
dev.acpi_sysresource.3.%location: handle=\_SB_.PCI0.ICH9
dev.acpi_sysresource.3.%pnpinfo: _HID=PNP0C01 _UID=455
dev.acpi_sysresource.3.%parent: acpi0
dev.acpi_sysresource.4.%desc: System Resource
dev.acpi_sysresource.4.%driver: acpi_sysresource
dev.acpi_sysresource.4.%location: handle=\_SB_.RMEM
dev.acpi_sysresource.4.%pnpinfo: _HID=PNP0C01 _UID=1
dev.acpi_sysresource.4.%parent: acpi0
dev.acpi_sysresource.5.%desc: System Resource
dev.acpi_sysresource.5.%driver: acpi_sysresource
dev.acpi_sysresource.5.%location: handle=\OMSC
dev.acpi_sysresource.5.%pnpinfo: _HID=PNP0C02 _UID=3601
dev.acpi_sysresource.5.%parent: acpi0
dev.acpi_timer.0.%desc: 24-bit timer at 3.579545MHz
dev.acpi_timer.0.%driver: acpi_timer
dev.acpi_timer.0.%location: unknown
dev.acpi_timer.0.%pnpinfo: unknown
dev.acpi_timer.0.%parent: acpi0
dev.cpu.0.%parent: acpi0
dev.cpu.1.%parent: acpi0
dev.pci_link.0.%parent: acpi0
dev.pci_link.1.%parent: acpi0
dev.pci_link.2.%parent: acpi0
dev.pci_link.3.%parent: acpi0
dev.pci_link.4.%parent: acpi0
dev.pci_link.5.%parent: acpi0
dev.pci_link.6.%parent: acpi0
dev.pci_link.7.%parent: acpi0
dev.pcib.0.%parent: acpi0
dev.acpi_button.0.%desc: Power Button
dev.acpi_button.0.%driver: acpi_button
dev.acpi_button.0.%location: handle=\_SB_.PWRB
dev.acpi_button.0.%pnpinfo: _HID=PNP0C0C _UID=170
dev.acpi_button.0.%parent: acpi0
dev.acpi_button.0.wake: 1
dev.uart.0.%parent: acpi0
dev.atdma.0.%parent: acpi0
dev.attimer.0.%parent: acpi0
dev.atrtc.0.%parent: acpi0
dev.fpupnp.0.%parent: acpi0

>
> > p4tcc0: <CPU Frequency Thermal Control> on cpu0
> > [...]
> > est1: <Enhanced SpeedStep Frequency Control> on cpu1
> > est: CPU supports Enhanced Speedstep, but is not recognized.
> > est: cpu_vendor GenuineIntel, msr 61a4c1f06004c1f
> > device_attach: est1 attach returned 6
> > p4tcc1: <CPU Frequency Thermal Control> on cpu1
> >
> > Searching the net I found several hints this CPU (Intel DualCore E5200)
> > _is_ supported by EST and the voltage is being reduced in idle states
> > like intended.
> > So it looks like there are more things which might break success using
> > est for me. Can you explain what may be a reason for this problem? In the
> > past it was about hardcoding cpu data about voltages into the source but
> > as I know this is not the case anymore but ACPI is involved.
> > Is the BIOS likely to be the reason or is it an ignored CPU stepping
> > or...?
> >
> > Same happens with the new CPU Intel Atom N550 on a Jetway board called
> > NC9c-550-LF. est does not attach and some watts are wasted.
> >
> > Thank you!



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