diff options
| author | Arthur Heymans <arthur@aheymans.xyz> | 2017-12-18 14:01:11 +0100 |
|---|---|---|
| committer | Martin Roth <martinroth@google.com> | 2018-01-17 17:08:22 +0000 |
| commit | 30bba281b9b4330f5fadf36d187c2512f94c29e0 (patch) | |
| tree | 7072af2148993c9435804db8d560e6916a81d341 | |
| parent | cdecc0db4becbe47927b649e410fd2d0b58d1531 (diff) | |
| download | coreboot-30bba281b9b4330f5fadf36d187c2512f94c29e0.tar.xz | |
ec/h8: Store PWRS and notify CPU on AC power plug/unplug events
PWRS is is the power source gnvs.
Notifying CPU is needed to change P- and C-states on these events.
Change-Id: I0818d10474523fb14f7ba7cfbf61166b89442083
Signed-off-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-on: https://review.coreboot.org/22931
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Patrick Rudolph <siro@das-labor.org>
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
| -rw-r--r-- | src/ec/lenovo/h8/acpi/ac.asl | 5 | ||||
| -rw-r--r-- | src/ec/lenovo/h8/acpi/ec.asl | 2 |
2 files changed, 6 insertions, 1 deletions
diff --git a/src/ec/lenovo/h8/acpi/ac.asl b/src/ec/lenovo/h8/acpi/ac.asl index 91b9d79256..43b43d7e78 100644 --- a/src/ec/lenovo/h8/acpi/ac.asl +++ b/src/ec/lenovo/h8/acpi/ac.asl @@ -29,7 +29,10 @@ Device(AC) Method(_PSR, 0, NotSerialized) { - return (HPAC) + Store(HPAC, Local0) + Store(Local0, \PWRS) + \PNOT() + return (Local0) } Method(_STA, 0, NotSerialized) diff --git a/src/ec/lenovo/h8/acpi/ec.asl b/src/ec/lenovo/h8/acpi/ec.asl index 944858ff8f..b6121aab1a 100644 --- a/src/ec/lenovo/h8/acpi/ec.asl +++ b/src/ec/lenovo/h8/acpi/ec.asl @@ -149,6 +149,7 @@ Device(EC) Method(_Q26, 0, NotSerialized) { Notify (AC, 0x80) + \PNOT() } /* AC status change: not present */ @@ -156,6 +157,7 @@ Device(EC) { Notify (AC, 0x80) Store(0x50, EVNT) + \PNOT() } Method(_Q2A, 0, NotSerialized) |