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authorDuncan Laurie <dlaurie@chromium.org>2013-08-28 09:54:04 -0700
committerPatrick Georgi <patrick@georgi-clan.de>2014-08-04 09:32:22 +0200
commit18d9899be13ac518cfe65ed326df0b333a58eabf (patch)
tree069a58017a3dd91fc5584b6198d93c449d91b480 /src/ec/google/chromeec/acpi
parentcc6b924042a0ca1c2d46e05dbb98c15fd2730d47 (diff)
downloadcoreboot-18d9899be13ac518cfe65ed326df0b333a58eabf.tar.xz
chrome ec: Add Methods for new EC events
The EC recently added events for Thermal and Battery shutdown to provide some sort of notification to the OS that it is about to pull power. Original-Change-Id: Ibbdb5f11b8fa9fc80612a3cc10667c612420b1bb Signed-off-by: Duncan Laurie <dlaurie@chromium.org> Reviewed-on: https://chromium-review.googlesource.com/167301 Reviewed-by: Aaron Durbin <adurbin@chromium.org> Commit-Queue: Duncan Laurie <dlaurie@google.com> (cherry picked from commit 03a53ed5e58caa018d49df193510d95bdf5bed7b) Change-Id: I0cdf89a60b541840029db58d49921340e7ab60eb Signed-off-by: Duncan Laurie <dlaurie@chromium.org> Reviewed-on: https://chromium-review.googlesource.com/167314 Reviewed-by: Aaron Durbin <adurbin@chromium.org> (cherry picked from commit 16d00848f48da83f6d6c813137a35af45bb05c4b) Signed-off-by: Isaac Christensen <isaac.christensen@se-eng.com> Reviewed-on: http://review.coreboot.org/6458 Tested-by: build bot (Jenkins) Reviewed-by: Patrick Georgi <patrick@georgi-clan.de> Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Diffstat (limited to 'src/ec/google/chromeec/acpi')
-rw-r--r--src/ec/google/chromeec/acpi/ec.asl14
1 files changed, 14 insertions, 0 deletions
diff --git a/src/ec/google/chromeec/acpi/ec.asl b/src/ec/google/chromeec/acpi/ec.asl
index 1cadcc882d..1d698a1f1e 100644
--- a/src/ec/google/chromeec/acpi/ec.asl
+++ b/src/ec/google/chromeec/acpi/ec.asl
@@ -263,6 +263,20 @@ Device (EC0)
Store ("EC: KEY PRESSED", Debug)
}
+ // Thermal Shutdown Imminent
+ Method (_Q10, 0, NotSerialized)
+ {
+ Store ("EC: THERMAL SHUTDOWN", Debug)
+ Notify (\_TZ, 0x80)
+ }
+
+ // Battery Shutdown Imminent
+ Method (_Q11, 0, NotSerialized)
+ {
+ Store ("EC: BATTERY SHUTDOWN", Debug)
+ Notify (BAT0, 0x80)
+ }
+
// Throttle Start
Method (_Q12, 0, NotSerialized)
{