Build failed in Jenkins: FreeBSD_HEAD #220

[Jung-uk Kim]

On 04/29/16 04:02 PM, John Baldwin wrote:
> On Friday, April 29, 2016 06:58:41 PM jenkins-admin at FreeBSD.org wrote:
>> See <https://jenkins.FreeBSD.org/job/FreeBSD_HEAD/220/>
...
>> Unhandled inl 0x0402 at 0xffffffff8039c2bd
> 
> This is a read of the PM1 enable register.  In bhyve this is treated as a 16-bit
> register, so only inw/outw is permitted.
> 
> Hmm, PM1a is defined as 16-bits in the spec, so this seems to be an error in
> the recent ACPICA import.  I note that the bitwidth calculations changed in
> hwregs.c in the most recent import.  Perhaps those are incorrect?
> 
> I suspect that this might also explain the issue Kurt Lidl reported of a VM
> shutting down after spewing errors related to FixedEvents and GPEs.

Unfortunately, there were too many recent upstream commits to this file. :-(

At least, we should take a closer look at the following commits:

https://github.com/acpica/acpica/commit/6cb97888
https://github.com/acpica/acpica/commit/3d8583a0
https://github.com/acpica/acpica/commit/48eea5e7
https://github.com/acpica/acpica/commit/41f6aefa
https://github.com/acpica/acpica/commit/c23034a3
https://github.com/acpica/acpica/commit/c49a751b

Jung-uk Kim

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