> > > >>OK, looks reasonable. Can you also gen up a patch documenting this in
> > > >>kernel-parameters.txt?
> > > >>
> > > >>
> > > >
> > > >You can, assuming you took the patch ;-).
> > > >
> > > >
> > > well how can i find the correct value`s to put in ??
> >
> > Well, similar method to how you use mem=123@456 parameters. You just
> > guess them. [Given kernel messages, it is actually quite easy.]
> >
>
> If I understand you, you then just have to mem= with the correct
> value reported via, for example:
>
> ducrot@novae:~$ dmesg | grep 'ACPI data'
> BIOS-e820: 000000000fef0000 - 000000000feff000 (ACPI data)
Well, for you bios map is okay and you don't need mem= parameter.
> But big problem though. It is really really strange that the
> BIOS mainteners have broken e820 call, are you sure you have
> enabled acpi in BIOS, and/or power management ?
Yes, what I needed was bios update. If you downgrade your bios you can
provoke same bug I saw.
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