libi386/biosacpi.c - bad RSDP checksum search
John Baldwin
jhb at freebsd.org
Wed Dec 9 15:19:09 UTC 2009
On Wednesday 09 December 2009 5:32:49 am Andrew Pantyukhin wrote:
> On Tue, Dec 08, 2009 at 04:49:13PM +0300, Andrew Pantyukhin wrote:
> > Oops. I obviously made a wrong assumption. I'll try to confirm.
>
> Yep, the good RSDP is found later.
>
> So I think either a "bad checksum" should be followed by a "good
> checksum" or it should only be printed if no good RSDP has been
> found. Attached are a couple of alternative tiny patches.
>
> Otherwise, a FAQ entry should be added to keep the mere mortals
> like me from wondering about the error message. FWIW, it comes up
> on many (most?) IBM System x machines.
We can probably just drop the message altogether I think. The ACPI stuff the
loader does is just advisory. The kernel will give more detailed notes about
a bad checksum if needed.
--
John Baldwin
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