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authorVladimir Serbinenko <phcoder@gmail.com>2014-08-25 22:58:11 +0200
committerVladimir Serbinenko <phcoder@gmail.com>2014-08-30 19:26:13 +0200
commitfc10c342661a8825af200a92822ea50ea636eed0 (patch)
treec090567bb94b232aa62ef66fcebd14290de2ac8f /src/ec
parent5888d86868678469b3dbef6e2447afc2d2386249 (diff)
downloadcoreboot-fc10c342661a8825af200a92822ea50ea636eed0.tar.xz
lenovo/h8: Support tablet events
_QXX numbers are determined experimentally, hotkey scancodes from thinkpad-acpi module. Change-Id: I1f7548ef62529ae25dcdcbed0fc74390b7529a2e Signed-off-by: Vladimir Serbinenko <phcoder@gmail.com> Reviewed-on: http://review.coreboot.org/6765 Tested-by: build bot (Jenkins) Reviewed-by: Edward O'Callaghan <eocallaghan@alterapraxis.com>
Diffstat (limited to 'src/ec')
-rw-r--r--src/ec/lenovo/h8/acpi/ec.asl48
1 files changed, 43 insertions, 5 deletions
diff --git a/src/ec/lenovo/h8/acpi/ec.asl b/src/ec/lenovo/h8/acpi/ec.asl
index e8d5215627..f08e1075a8 100644
--- a/src/ec/lenovo/h8/acpi/ec.asl
+++ b/src/ec/lenovo/h8/acpi/ec.asl
@@ -236,14 +236,37 @@ Device(EC)
^HKEY.RHK (0x1A)
}
+ Method (_Q5C, 0, NotSerialized)
+ {
+ ^HKEY.RTAB (0xB)
+ }
+
+ Method (_Q5D, 0, NotSerialized)
+ {
+ ^HKEY.RTAB (0xC)
+ }
+
+ Method (_Q5E, 0, NotSerialized)
+ {
+ ^HKEY.RTAB (0x9)
+ }
+
+ Method (_Q5F, 0, NotSerialized)
+ {
+ ^HKEY.RTAB (0xA)
+ }
+
Device (HKEY)
{
Name (_HID, EisaId ("IBM0068"))
Name (BTN, 0)
+ Name (BTAB, 0)
/* MASK */
Name (DHKN, 0x080C)
/* Effective Mask */
Name (EMSK, 0)
+ /* Effective Mask for tablet */
+ Name (ETAB, 0)
/* Device enabled. */
Name (EN, 0)
Method (_STA, 0, NotSerialized)
@@ -254,12 +277,17 @@ Device(EC)
Method (MHKP, 0, NotSerialized)
{
Store (BTN, Local0)
- If (LEqual (Local0, Zero)) {
- Return (Zero)
+ If (LNotEqual (Local0, Zero)) {
+ Store (Zero, BTN)
+ Add (Local0, 0x1000, Local0)
+ Return (Local0)
+ }
+ Store (BTAB, Local0)
+ If (LNotEqual (Local0, Zero)) {
+ Store (Zero, BTAB)
+ Add (Local0, 0x5000, Local0)
+ Return (Local0)
}
- Store (Zero, BTN)
- Add (Local0, 0x1000, Local0)
- Return (Local0)
}
/* Report event */
Method (RHK, 1, NotSerialized) {
@@ -269,14 +297,24 @@ Device(EC)
Notify (HKEY, 0x80)
}
}
+ /* Report tablet */
+ Method (RTAB, 1, NotSerialized) {
+ ShiftLeft (One, Subtract (Arg0, 1), Local0)
+ If (And (ETAB, Local0)) {
+ Store (Arg0, BTAB)
+ Notify (HKEY, 0x80)
+ }
+ }
/* Enable/disable all events. */
Method (MHKC, 1, NotSerialized) {
If (Arg0) {
Store (DHKN, EMSK)
+ Store (Ones, ETAB)
}
Else
{
Store (Zero, EMSK)
+ Store (Zero, ETAB)
}
Store (Arg0, EN)
}