Re: Fwd: Brightness on HP EliteBook 8460p

[joeyli <jlee@suse.com>]

於 五，2012-01-20 於 11:12 +0800，joeyli 提到：
> Hi Pali, 
> 
> Sorry for I am late reply you.
> 
> 於 二，2012-01-17 於 19:10 +0100，Pali Rohár 提到：
> > On Wednesday 21 December 2011 12:45:07 Pali Rohár wrote:
> > > Hello,
> > > 
> > > I tried to boot with all 3 strings in acpi_os_name, but nothing was changed.
> > > I'm attaching dmesg outputs, one from BIOS mode, one from UEFI mode. Both
> > > are with "Microsoft Windows NT".
> > 
> > Did you looked at my logs?
> > 
> > -- 
> > Pali Rohár
> > pali.rohar@gmail.com
> 
> I checked your dmesg log, found the acpi_os_name kernel parameter is :
> 
> [    0.000000] Command line: BOOT_IMAGE=/vmlinuz-3.2.0-4-generic
> root=UUID=4ec6272a-8551-40f3-a1b1-3e10984f3e69 ro pcie_aspm=force
> acpi.debug_level=0x2 acpi.debug_layer=0xFFFFFFFF "acpi_os_name=Microsoft
> Windows NT" splash vt.handoff=7
> 
> We still need by-pass the os name check in DSDT when test function key,
> please help to feed:
> 	acpi_os_name="Windows 2009"
> 
> And,
> looks like the acpi debug level not enough, please kindly change acpi
> debug parameter to:
> 	acpi.debug_level=0xF acpi.debug_layer=0xFFFFFFFF log_buf_len=5M
> 
> summary:
> 	acpi.debug_level=0xF acpi.debug_layer=0xFFFFFFFF log_buf_len=5M acpi_os_name="Windows 2009"
> 

Forgot remind, 
please remember press brightness function key a couple of times before
you dump the dmesg and messages log.


Thanks a lot!
Joey Lee

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