Re: Workaround for invalid firmware-date values

[Jukka Ruohonen <jruohonen%iki.fi@localhost>]

On Tue, Jan 18, 2011 at 10:05:18PM +0200, Jukka Ruohonen wrote:
> The rationale of this change was to explicitly prevent these old systems
> from loading ACPI. This way majority of the hard BIOS bugs can be ruled
> out. With this change we follow Microsoft (ACPI was enabled by default in
> Windows XP) and Linux (ACPI is disabled for systems that have been
> manufactured before Windows XP).

I furthermore remark that according to some Microsoft documentation[1] also
Windows explicitly disables ACPI for old systems (although the date is not
exactly the same we use).

- Jukka.

[1] http://support.microsoft.com/kb/314088