Re: dmidecode - MacBook2,1

[Len Brown <lenb@kernel.org>]

On Sunday 20 January 2008 13:24, eeva wrote:
> Len Brown a écrit :
> > On Saturday 06 October 2007 12:05, Samae wrote:
> >> System Information
> >>     Manufacturer: Apple Inc.
> >>     Product Name: MacBook2,1
> >>     Version:  1.0
> >>     Serial Number: W87311YWZ5X
> >>     UUID: 61F9E18A-38B2-B440-A87E-7457DF18863C
> >>     Wake-up Type: Power Switch
> >>     SKU Number: System SKUNumber
> >>     Family: MacBook
> >>
> >> Handle 0x0002, DMI type 2, 16 bytes
> >> Base Board Information
> >>     Manufacturer: Apple Inc.
> >>     Product Name: Mac-F4208CAA
> > 
> > 
> > Thanks for the dmidecode output.
> > 
> > Do you notice any functional difference when booting with
> > 
> > "acpi_osi=Linux"        (default for 2.6.22 and earlier)
> > vs.
> > "acpi_osi=!Linux"       (default for 2.6.23 and later)
> > 
> > Also, please send me the output from acpidump.
> > 
> > thanks,
> > -Len
> > 
> > ps
> > If you don't have acpidump, you can get it from pmtools here:
> > http://www.lesswatts.org/projects/acpi/utilities.php
> > 
> 
> I haven't notice any difference when booting with one or the other 
> kernel. I send you the output of acpidump.
> pmtools wasn't reachable so I built it with an archlinux PKGBUILD. it 
> worked nicely.
> 

acpi_osi=Linux is a NOP on the MacBook2,1 because it only
compares OSYS to Darwin.  Everything else is treated the same.


thanks,
-Len

            If (CondRefOf (_OSI, Local0))
            {
                If (_OSI ("Darwin"))
                {
                    Store (0x2710, OSYS)
                }
                Else
                {
                    If (_OSI ("Linux"))
                    {
                        Store (0x03E8, OSYS)
                    }
                    Else
                    {
                        Store (0x07D1, OSYS)
                    }
                }
            }
            Else
            {
                Store (0x07D0, OSYS)
            }
.....
    Method (OSDW, 0, NotSerialized)
    {
        If (LEqual (OSYS, 0x2710))
        {
            Return (0x01)
        }
        Else
        {
            Return (0x00)
        }
    }
-
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