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chrome ec: Add Methods for new EC events

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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.

BUG=chrome-os-partner:21175
BRANCH=falco
TEST=emerge-falco chromeos-coreboot-falco

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>
This commit is contained in:
Duncan Laurie 2013-08-28 09:54:04 -07:00 • committed by chrome-internal-fetch
commit 16d00848f4
1 changed files with 14 additions and 0 deletions
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14
src/ec/google/chromeec/acpi/ec.asl
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@ -229,6 +229,20 @@ 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)
{