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Diffstat (limited to 'src/mainboard/google/poppy/ec.c')
-rw-r--r-- | src/mainboard/google/poppy/ec.c | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/src/mainboard/google/poppy/ec.c b/src/mainboard/google/poppy/ec.c new file mode 100644 index 0000000000..ad60e49b80 --- /dev/null +++ b/src/mainboard/google/poppy/ec.c @@ -0,0 +1,43 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2016 Google Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include <arch/acpi.h> +#include <ec/google/chromeec/ec.h> + +#include "ec.h" + +void mainboard_ec_init(void) +{ + if (acpi_is_wakeup_s3()) { + google_chromeec_log_events(MAINBOARD_EC_LOG_EVENTS | + MAINBOARD_EC_S3_WAKE_EVENTS); + + /* Disable SMI and wake events */ + google_chromeec_set_smi_mask(0); + + /* Clear pending events */ + while (google_chromeec_get_event() != 0) + ; + + /* Restore SCI event mask */ + google_chromeec_set_sci_mask(MAINBOARD_EC_SCI_EVENTS); + } else { + google_chromeec_log_events(MAINBOARD_EC_LOG_EVENTS | + MAINBOARD_EC_S5_WAKE_EVENTS); + } + + /* Clear wake event mask */ + google_chromeec_set_wake_mask(0); +} |