Re: [ACPI] Re: 2.6.8.1-mm1 hangs on boot with ACPI

From: Karol Kozimor
Date: Thu Aug 19 2004 - 09:14:58 EST


On Thursday 19 of August 2004 15:54, Li, Shaohua wrote:
> Why this breaks ACPI? ACPI just try to reserve the IO port declared in
> DSDT (ACPI itself doesn't use the io ports), but if the attempt failed,

_TMP indirectly tries (and fails) to access HSTS field which is in the
reserved region. Furthermore, the loop in the HBSY method that gets
referenced keeps kacpid very busy during (possibly) thermal interrupt
handling, thus increasing the system load and temperature, and in turn,
the frequency of thermal notifies.
Best regards,

--
Karol 'sziwan' Kozimor
sziwan@xxxxxxxxxxx
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