diff options
| -rw-r--r-- | src/mainboard/lenovo/x200/acpi/dock.asl | 41 |
1 files changed, 39 insertions, 2 deletions
diff --git a/src/mainboard/lenovo/x200/acpi/dock.asl b/src/mainboard/lenovo/x200/acpi/dock.asl index 0c7c9abcfb..93ad24c418 100644 --- a/src/mainboard/lenovo/x200/acpi/dock.asl +++ b/src/mainboard/lenovo/x200/acpi/dock.asl @@ -41,6 +41,24 @@ Scope (\_SB) { Return (\_SB.PCI0.LPCB.EC.DKR1) } + + Name (G_ID, 0xFFFFFFFF) + /* Returns 0x7 (dock absent) or 0x3 (dock present) */ + 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) + } } } @@ -61,9 +79,14 @@ Scope(\_SB.PCI0.LPCB.EC) Notify(\_SB.DOCK, 3) } + /* Undock button on dock */ 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) @@ -71,8 +94,22 @@ Scope(\_SB.PCI0.LPCB.EC) Notify(\_SB.DOCK, 0) } + /* Unplug power: only disconnect dock on force eject */ 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) + } + } } } |