[coreboot-gerrit] Change in coreboot[master]: [TOTEST]mb/lenovo/x200/dock.asl: Issue DOCK ACPI events based on Dock ID
Arthur Heymans (Code Review)
gerrit at coreboot.org
Sun Dec 17 13:37:04 CET 2017
Arthur Heymans has uploaded this change for review. ( https://review.coreboot.org/22919
Change subject: [TOTEST]mb/lenovo/x200/dock.asl: Issue DOCK ACPI events based on Dock ID
......................................................................
[TOTEST]mb/lenovo/x200/dock.asl: Issue DOCK ACPI events based on Dock ID
Some Dock events only need to happen based on the Dock Id (which
functions as a presence detect GPIO).
Inspired by vendor bios DSDT.
This fixes ACPI undock events on every power unplug even when undock.
Change-Id: I1eef971d49508bcd94d5d1cf2b70395b7cd80b1c
Signed-off-by: Arthur Heymans <arthur at aheymans.xyz>
---
M src/mainboard/lenovo/x200/acpi/dock.asl
1 file changed, 37 insertions(+), 2 deletions(-)
git pull ssh://review.coreboot.org:29418/coreboot refs/changes/19/22919/1
diff --git a/src/mainboard/lenovo/x200/acpi/dock.asl b/src/mainboard/lenovo/x200/acpi/dock.asl
index 0c7c9ab..197f298 100644
--- a/src/mainboard/lenovo/x200/acpi/dock.asl
+++ b/src/mainboard/lenovo/x200/acpi/dock.asl
@@ -41,6 +41,24 @@
{
Return (\_SB.PCI0.LPCB.EC.DKR1)
}
+
+ Name (G_ID, 0xFFFFFFFF)
+ /* Returns 0x7 (dock present) or 0x3 (dock absent) */
+ Method(GGID, 0, NotSerialized)
+ {
+ Store(G_ID, Local0)
+ if (LEqual(Local0, 0xFFFFFFFF))
+ {
+ Store(Or (Or (GP02, ShiftLeft(GP03, 1)),
+ ShiftLeft(GP04, 2)), Local0)
+ If (LEqual(Local0, 0x00))
+ {
+ Store(0x03, Local0)
+ }
+ Store(Local0, G_ID)
+ }
+ return (Local0)
+ }
}
}
@@ -63,7 +81,11 @@
Method(_Q50, 0, NotSerialized)
{
- Notify(\_SB.DOCK, 3)
+ Store(\_SB.DOCK.GGID (), Local0)
+ if (LNotEqual(Local0, 0x07))
+ {
+ Notify(\_SB.DOCK, 3)
+ }
}
Method(_Q58, 0, NotSerialized)
@@ -73,6 +95,19 @@
Method(_Q5A, 0, NotSerialized)
{
- Notify(\_SB.DOCK, 3)
+ Store(\_SB.DOCK.GGID (), Local0)
+ if (LEqual(Local0, 0x07))
+ {
+ Notify(\_SB.DOCK, 3)
+ }
+ if (LEqual(Local0, 0x03))
+ {
+ Sleep(0x64)
+ Store(DKR1, Local1)
+ if (LEqual(Local1, 1))
+ {
+ Notify(\_SB.DOCK, 0)
+ }
+ }
}
}
--
To view, visit https://review.coreboot.org/22919
To unsubscribe, visit https://review.coreboot.org/settings
Gerrit-Project: coreboot
Gerrit-Branch: master
Gerrit-MessageType: newchange
Gerrit-Change-Id: I1eef971d49508bcd94d5d1cf2b70395b7cd80b1c
Gerrit-Change-Number: 22919
Gerrit-PatchSet: 1
Gerrit-Owner: Arthur Heymans <arthur at aheymans.xyz>
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