Re: AW: AW: [PATCH] x86: HPET force enable for Soekris net6501

Thomas Gleixner
2014-02-14T21:47:30Z

On Fri, 14 Feb 2014, H. Peter Anvin wrote:

> On 02/14/2014 01:16 PM, Thomas Gleixner wrote:
> >>
> >> Well, the RSDP and RSDT/XSDT are nothing but pointers to other tables,
> >> so if explicitly overridden I'm not sure if one actually would need
> >> them. That doesn't mean our current code will work without them, though.
> >
> > I tried once to overload all of the tables, but failed miserably in
> > the ACPI dungeon. RSDP was the major pain point IIRC.
> >
>
> I suspect we need to handle the RSDP and RSDT/XSDT specially, since,
> again, they are really just pointers to where to find the other tables.
> They are part of the discovery, not the data.

I'm aware of that and I tried to hack around it but failed miserably
due to lack of masochism. It was simpler to abuse the DT stuff to get
things done. :)

Thanks,

tglx