From ad038c1a14d595c88fb0b4bb6f420e4490b0a67a Mon Sep 17 00:00:00 2001 From: david Date: Fri, 23 Oct 2015 20:22:22 +0800 Subject: google/lars: Copy from intel/kunimitsu Change-Id: I95129e6f519735e236c9c13b16e21df25b9ea607 Signed-off-by: Patrick Georgi Reviewed-on: http://review.coreboot.org/12200 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer --- src/mainboard/google/lars/ec.c | 50 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 50 insertions(+) create mode 100644 src/mainboard/google/lars/ec.c (limited to 'src/mainboard/google/lars/ec.c') diff --git a/src/mainboard/google/lars/ec.c b/src/mainboard/google/lars/ec.c new file mode 100644 index 0000000000..5473cfcf3b --- /dev/null +++ b/src/mainboard/google/lars/ec.c @@ -0,0 +1,50 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2015 Google Inc. + * Copyright (C) 2015 Intel Corporation + * + * 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. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc. + */ + +#include +#include +#include +#include "ec.h" + +void mainboard_ec_init(void) +{ + printk(BIOS_DEBUG, "mainboard: EC init\n"); + + 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); +} -- cgit v1.2.3