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SubjectRe: Lenovo 3000 N100 i8042 problems
On Tue, Sep 02, 2008 at 09:43:13AM -0300, Henrique de Moraes Holschuh wrote:
> On Tue, 02 Sep 2008, Jiri Kosina wrote:
> > so the product name both of System and Base Board are different, and
> > apparently the systems differ. Dmitry, what fields would you propose to be
> > put in the DMI matching here? I will do the patch then.
>
> Are you sure you shouldn't be looking at BIOS version, instead?

Unfortunately we can't do "less than" type of comparison on DMI data,
otherwise it would be great solution.

> I don't know
> how the Lenovo N100 series is, but chances are their i8042 is emulated
> inside the ACPI EC, i.e. a firmware upgrade can change the i8042 behaviour.
>

I think this is true for all boxes manufactured in the last 8 years.

> I'd check BIOS versions, and ask people to upgrade to the latest, to see if
> the problem goes away (or changes). Then you will know for sure the best
> approach.
>

Keeping compatibility with the other OS is the safest way so unless
Vista started using active MUX there is probably update to the BIOS
fixing legacy mux mode.

--
Dmitry


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