From 3ece50d9db35eecef557fc6ad8cc404224cfc9ac Mon Sep 17 00:00:00 2001 From: Duncan Laurie Date: Mon, 24 Jun 2013 14:57:40 -0700 Subject: bolt: Initial mainboard commit BUG=chrome-os-partner:20448 BRANCH=none TEST=emerge-bolt chromeos-coreboot-bolt Change-Id: I634a755ac7659e7a977b51bcc061f69eb8263810 Signed-off-by: Duncan Laurie Reviewed-on: https://gerrit.chromium.org/gerrit/59843 Reviewed-by: Aaron Durbin Reviewed-on: http://review.coreboot.org/4330 Tested-by: build bot (Jenkins) Reviewed-by: Ronald G. Minnich --- src/mainboard/google/bolt/ec.c | 52 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 52 insertions(+) create mode 100644 src/mainboard/google/bolt/ec.c (limited to 'src/mainboard/google/bolt/ec.c') diff --git a/src/mainboard/google/bolt/ec.c b/src/mainboard/google/bolt/ec.c new file mode 100644 index 0000000000..0919f0feec --- /dev/null +++ b/src/mainboard/google/bolt/ec.c @@ -0,0 +1,52 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2012 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. + * + * 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include +#include +#include +#include +#include +#include "ec.h" + +void mainboard_ec_init(void) +{ + printk(BIOS_DEBUG, "mainboard_ec_init\n"); + post_code(0xf0); + + /* Restore SCI event mask on resume. */ + if (acpi_slp_type == 3) { + 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); + 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 events, these are enabled on entry to sleep */ + google_chromeec_set_wake_mask(0); + + post_code(0xf1); +} -- cgit v1.2.3