ACPI Error: No handler for Region [ECOR]

Tue Nov 20 19:09:11 UTC 2018

On 18. 11. 20., Charlie Li wrote:
> Somewhere between r340491 and r340650, probably starting from r340595,
> my ThinkPad W550s started spewing these messages repeatedly in the
> system log since boot:
> 
> Nov 20 09:35:19 ardmore kernel: ACPI Error: No handler for Region [ECOR]
> (0xfffff80003662300) [EmbeddedControl] (20181031/evregion-288)
> Nov 20 09:35:19 ardmore kernel: ACPI Error: Region EmbeddedControl
> (ID=3) has no handler (20181031/exfldio-428)
> Nov 20 09:35:19 ardmore kernel: ACPI Error: Method parse/execution
> failed \_SB.PCI0.LPC.EC.BAT1._BST, AE_NOT_EXIST (20181031/psparse-677)
> 
> As a result, I am now unable to query battery information at the very
> least. r340490 is my last built revision with this working.

I am pretty sure r340644 caused the regression.

https://svnweb.freebsd.org/changeset/base/340644

Jung-uk Kim