Comment # 41 on bug 1185513 from Anthony Agelastos

(In reply to Joey Lee from comment #39)
> Hi Anthony,
> 
> Thanks for your debug log.
> 
> (In reply to Anthony Agelastos from comment #37)
> [...snip]
> > mention are below. Please let me know if you have any questions, comments,
> > or concerns.
> > 
> > {{{
> > > dmesg | grep 'ACPI Debug'
> > [    0.170352] ACPI Debug:  "_PR.PR00._OSC"
> > [    0.170730] ACPI Debug:  "Method (GCAP, 1, Serialized)"
> > [    0.171927] ACPI Debug:  "If ((OSYS >= 0x07DF))"
> > [    0.171953] ACPI Debug:  "If (((CFGD & 0x00400000) && !(SDTL & 0x40)))"
> > [    0.172999] ACPI Debug:  "_PR.PR00._PDC"
> > [    0.173091] ACPI Debug:  "Method (GCAP, 1, Serialized)"
> > [    0.174092] ACPI Debug:  "If ((OSYS >= 0x07DF))"
> > [    0.174116] ACPI Debug:  "If (((CFGD & 0x00400000) && !(SDTL & 0x40)))"
> > }}}
> > 
> 
> The "If ((\_SB.OSCP & 0x40))" debug log did not be printed out. It confirmed
> that the CPPC 2 Support _OSC Capabilities did not be set.
> 
> The _SB._OSC is the only method to set OSCP. I have add debug log to dsdt
> table, but I attached a wrong AML code on comment#30.
> 
> Hi Anthony,
> 
> I have attached a new dsdt-new.aml table on comment#38. Could you please
> help to  put it to initrd and test it? I have add more debug log to dsdt.
> Please use the dsdt-new.aml with ssdt11.sml for testing. And please attach
> dmesg log.
> 
> Thanks a lot!
> Joey Lee

Hello Joey:

I have repeated the steps with your updated AML file (note I am on kernel
5.12.4-1-default right now). I attached the file within comment#40. The quick
`grep` of output is below. Please let me know if you need anything further.

{{{
> dmesg | grep 'ACPI Debug'
[    0.171855] ACPI Debug:  "_PR.PR00._OSC"
[    0.172231] ACPI Debug:  "Method (GCAP, 1, Serialized)"
[    0.173426] ACPI Debug:  "If ((OSYS >= 0x07DF))"
[    0.173452] ACPI Debug:  "If (((CFGD & 0x00400000) && !(SDTL & 0x40)))"
[    0.174382] ACPI Debug:  "_SB._OSC"
[    0.174401] ACPI Debug:  "If ((Arg0 == ToUUID
(0811b06e-4a27-44f9-8d60-3cbbc22e7b48)"
[    0.174406] ACPI Debug:  "If ((Arg1 == One))"
[    0.174415] ACPI Debug:  "If (OSCP & 0x40)"
[    0.174461] ACPI Debug:  "_SB._OSC"
[    0.174478] ACPI Debug:  "If ((Arg0 == ToUUID
(0811b06e-4a27-44f9-8d60-3cbbc22e7b48)"
[    0.174483] ACPI Debug:  "If ((Arg1 == One))"
[    0.174520] ACPI Debug:  "_PR.PR00._PDC"
[    0.174609] ACPI Debug:  "Method (GCAP, 1, Serialized)"
[    0.175617] ACPI Debug:  "If ((OSYS >= 0x07DF))"
[    0.175641] ACPI Debug:  "If (((CFGD & 0x00400000) && !(SDTL & 0x40)))"
}}}

Kind regards,
Anthony