From 63ebc80e987c6778d5f15583e59a1476d4943c66 Mon Sep 17 00:00:00 2001 From: Duncan Laurie Date: Tue, 8 Sep 2015 16:09:28 -0700 Subject: intel/common: Add common code for filling out ACPI _SWS Add common code for filling out the NVS fields that are used by the ACPI _SWS methods. The SOC must provide a function to fill out the wake source data since the specific data inputs vary by platform. BUG=chrome-os-partner:40635 BRANCH=none TEST=emerge-glados coreboot Change-Id: I4f3511adcc89a9be5d97a7442055c227a38c5f42 Signed-off-by: Patrick Georgi Original-Commit-Id: cee5fa176c16ca44712bce8f3c8045daa5f07339 Original-Change-Id: I16f446ef67777acb57223a84d38062be9f43fcb9 Original-Signed-off-by: Duncan Laurie Original-Reviewed-on: https://chromium-review.googlesource.com/298167 Original-Reviewed-by: Aaron Durbin Reviewed-on: http://review.coreboot.org/11646 Tested-by: build bot (Jenkins) Reviewed-by: Patrick Georgi --- src/soc/intel/common/acpi.h | 36 ++++++++++++++++++++++++++++++++++++ 1 file changed, 36 insertions(+) create mode 100644 src/soc/intel/common/acpi.h (limited to 'src/soc/intel/common/acpi.h') diff --git a/src/soc/intel/common/acpi.h b/src/soc/intel/common/acpi.h new file mode 100644 index 0000000000..8ee81a641d --- /dev/null +++ b/src/soc/intel/common/acpi.h @@ -0,0 +1,36 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2015 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. + */ + +#ifndef _INTEL_COMMON_ACPI_H_ +#define _INTEL_COMMON_ACPI_H_ + +#include + +/* + * SOC specific handler to provide the wake source data for ACPI _SWS. + * + * @pm1: PM1_STS register with only enabled events set + * @gpe0: GPE0_STS registers with only enabled events set + * + * return the number of registers in the gpe0 array or -1 if nothing + * is provided by this function. + */ +int soc_fill_acpi_wake(uint32_t *pm1, uint32_t **gpe0); + +#endif -- cgit v1.2.3