diff options
| author | Edward O'Callaghan <eocallaghan@alterapraxis.com> | 2014-09-12 03:53:43 +1000 |
|---|---|---|
| committer | Edward O'Callaghan <eocallaghan@alterapraxis.com> | 2014-09-12 22:00:50 +0200 |
| commit | 3a677dbd86716ef27ad02daea09f249cd184f293 (patch) | |
| tree | bd8c75313031a836b727329f392440959c9bf95b /src/mainboard | |
| parent | 2fc3b6281f9ac461da7dc5f916cc3e3e51e51ae6 (diff) | |
| download | coreboot-3a677dbd86716ef27ad02daea09f249cd184f293.tar.xz | |
lenovo/t530: Apply ME workaround for S3 resume
Upon S3 resume, the machine powers off due to the ME not being awake yet.
Change-Id: I0255dd0fa6b4cb3b539e11a69a618c770c44f4b0
Signed-off-by: Edward O'Callaghan <eocallaghan@alterapraxis.com>
Reviewed-on: http://review.coreboot.org/6876
Tested-by: build bot (Jenkins)
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-by: Vladimir Serbinenko <phcoder@gmail.com>
Diffstat (limited to 'src/mainboard')
| -rw-r--r-- | src/mainboard/lenovo/t530/acpi/platform.asl | 4 | ||||
| -rw-r--r-- | src/mainboard/lenovo/t530/dsdt.asl | 1 |
2 files changed, 5 insertions, 0 deletions
diff --git a/src/mainboard/lenovo/t530/acpi/platform.asl b/src/mainboard/lenovo/t530/acpi/platform.asl index 5466bedc44..72b9dbfa44 100644 --- a/src/mainboard/lenovo/t530/acpi/platform.asl +++ b/src/mainboard/lenovo/t530/acpi/platform.asl @@ -68,6 +68,10 @@ Method(_PTS,1) Method(_WAK,1) { + /* ME may not be up yet. */ + Store (0, \_TZ.MEB1) + Store (0, \_TZ.MEB2) + /* Not implemented. */ Return(Package(){0,0}) } diff --git a/src/mainboard/lenovo/t530/dsdt.asl b/src/mainboard/lenovo/t530/dsdt.asl index 0e7a965d47..c73f795074 100644 --- a/src/mainboard/lenovo/t530/dsdt.asl +++ b/src/mainboard/lenovo/t530/dsdt.asl @@ -24,6 +24,7 @@ #define BRIGHTNESS_DOWN \_SB.PCI0.GFX0.LCD0.DECB #define ACPI_VIDEO_DEVICE \_SB.PCI0.GFX0 #define RP03_IS_EXPRESSCARD 1 +#define EC_LENOVO_H8_ME_WORKAROUND 1 #define HAVE_LCD_SCREEN 1 DefinitionBlock( |