Re: acpi error messages

[Chris Gilbert <chris%dokein.co.uk@localhost>]

Steven M. Bellovin wrote:
> Following a suspend/resume sequence on a Thinkpad T61, I'm seeing the
> following messages:
> 
>       Jul 14 18:27:47 yellowstone /netbsd: ACPI Error (exmutex-0483): Cannot 
> release Mutex [BATM], not acquired [20070320]
>       Jul 14 18:27:47 yellowstone /netbsd: 
>       Jul 14 18:27:47 yellowstone /netbsd: ACPI Error (psparse-0631): Method 
> parse/execution failed [\_SB_.PCI0.LPC_.EC__.GBST] (Node 0xffff80000638e640), 
> AE_AML_MUTEX_NOT_ACQUIRED
>       Jul 14 18:27:47 yellowstone /netbsd: ACPI Error (psparse-0631): Method 
> parse/execution fai
>       Jul 14 18:27:47 yellowstone /netbsd: led 
> [\_SB_.PCI0.LPC_.EC__.BAT1._BST] (Node 0xffff80000638e380), 
> AE_AML_MUTEX_NOT_ACQUIRED
>       Jul 14 18:27:47 yellowstone /netbsd: acpibat1: failed to evaluate _BST: 
> AE_AML_MUTEX_NOT_ACQUIRED
> 
> What do they mean?  If it matters, I have two batteries installed and I'm
> running on battery now.
> 
> This is -current as of 12 April.

I suspect you need to try a newer current, as April 12 was just after
the apci was updated, but still having fixes made, specifically see:
http://cvsweb.netbsd.org/bsdweb.cgi/src/sys/dev/acpi/acpica/OsdSchedule.c
revision 1.6 & 1.7.

Thanks,
Chris