Updated acpi_cpu patch

[Don Lewis]

On 18 Nov, Lukas Ertl wrote:
> On Tue, 18 Nov 2003, Nate Lawson wrote:

>> This excerpt from truckman@'s asl shows that 4 Cx states are only
>> available when the AC adapter is not attached.  (The C*NA memory addresses
>> appear to be managed by the BIOS and not the AML but the PSR access is
>> clear).
> 
> This part of the ASL looks the one here - let me guess, is it a ThinkPad?
> :-)

Yup, a Thinkpad R40, which refuses to actually power down in ACPI mode
when I run "shutdown -p".