Re: [SeaBIOS] [PATCH 3/3] acpi: revert d9f5cdbdf (DSDT: Fix HPET _CRS Method)

[Gerd Hoffmann]

On 12/06/12 21:56, Kevin O'Connor wrote:
> On Thu, Dec 06, 2012 at 06:10:46PM +0100, Alexander Graf wrote:
> > You should be able to poke fw_cfg in the _STA method. The machine
> > file could search its bus on init (or on machine create notify) and
> > populate a fw_cfg variable to indicate whether it found an applesmc.
>
> I don't think we should access fw_cfg from the AML code.  AML code is
> already too fragile and I think accessing fw_cfg is just going to make
> it worse.

One can poke at the applesmc directly for detection ...

cheers,
  Gerd