add acpi_container.c to handle ACPI0004, PNP0A05, and PNP0A06
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Authored by decui_microsoft.com on Apr 28 2017, 9:25 AM.

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jkim
jhb
sepherosa_gmail.com
howard0su_gmail.com
honzhan_microsoft.com
• hselasky
delphij
royger

Summary

This is needed for PCIe pass-through to work with Hyper-V UEFI
VM (i.e. Hyper-V Generation 2 VM), because of the _CRS of ACPI0004.

With the patch, in 'devinfo -r', we'll see a new device acpi_syscontainer0
under acpi0 in Hyper-V UEFI VM running on Windows Server 2016.

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Build Status

Buildable 8954
Build 9346: arc lint + arc unit

Event Timeline

decui_microsoft.com created this revision.Apr 28 2017, 9:25 AM

decui_microsoft.com added a child revision: D10532: hyperv/vmbus: also find acpi_syscontainer0 for _CRS.Apr 28 2017, 9:37 AM

Sephe will send out a patchset that will handle the issue in a better way.

Revision Contents
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Path

Size

sys/

conf/

files

1 line

dev/

acpica/

acpi_container.c

75 lines

Diff 27812

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sys/conf/files