Re: Two questions about the MADT in ACPI table

[Dou Liyang <douly.fnst@xxxxxxxxxxxxxx>]

Hi, Hanjun

[...]
> > -------MADT---------
> > Apic Id | Enable Flag
> > 0x00        1
> > 0x02        1
>
> Digital order.
>
> > 0x04        0
> > 0x06        0
> > 0x10        0
> > 0x12        0
> > 0x14        0
> > 0x16        0
>
> Same here...
>
> > -------------------------------------
> >
> > 2. I use the local APIC IDs with 0x10 and 0x12. Then, startup the
> > computer. There are 4 online CPUs.
> > The MADT likes:
> > ------MADT-------
> > Apic Id | Enable Flag
> > 0x00        1
> > 0x02        1
> > 0x10        1
> > 0x12        1
>
> And digital order...
>
> > 0x04        0
> > 0x16        0
>
> 0x06?

oops! yes.

> > 0x14        0
> > 0x16        0
> >
> > The position of the 0x10 and 0x12 is changed.
>
> So your firmware will list enabled CPUs first and
> them disabled one, both in digital order, and lot of
> firmware (but not all of them) doing the same thing.

It seems reasonable, I understood! :)

Thanks,
Liyang

> Thanks
> Hanjun
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