linux/drivers/acpi/acpica/utglobal.c

231 lines
8.7 KiB
C

/******************************************************************************
*
* Module Name: utglobal - Global variables for the ACPI subsystem
*
*****************************************************************************/
/*
* Copyright (C) 2000 - 2016, Intel Corp.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions, and the following disclaimer,
* without modification.
* 2. Redistributions in binary form must reproduce at minimum a disclaimer
* substantially similar to the "NO WARRANTY" disclaimer below
* ("Disclaimer") and any redistribution must be conditioned upon
* including a substantially similar Disclaimer requirement for further
* binary redistribution.
* 3. Neither the names of the above-listed copyright holders nor the names
* of any contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* Alternatively, this software may be distributed under the terms of the
* GNU General Public License ("GPL") version 2 as published by the Free
* Software Foundation.
*
* NO WARRANTY
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGES.
*/
#define EXPORT_ACPI_INTERFACES
#define DEFINE_ACPI_GLOBALS
#include <acpi/acpi.h>
#include "accommon.h"
#define _COMPONENT ACPI_UTILITIES
ACPI_MODULE_NAME("utglobal")
/*******************************************************************************
*
* Static global variable initialization.
*
******************************************************************************/
/* Various state name strings */
const char *acpi_gbl_sleep_state_names[ACPI_S_STATE_COUNT] = {
"\\_S0_",
"\\_S1_",
"\\_S2_",
"\\_S3_",
"\\_S4_",
"\\_S5_"
};
const char *acpi_gbl_lowest_dstate_names[ACPI_NUM_sx_w_METHODS] = {
"_S0W",
"_S1W",
"_S2W",
"_S3W",
"_S4W"
};
const char *acpi_gbl_highest_dstate_names[ACPI_NUM_sx_d_METHODS] = {
"_S1D",
"_S2D",
"_S3D",
"_S4D"
};
/*******************************************************************************
*
* Namespace globals
*
******************************************************************************/
/*
* Predefined ACPI Names (Built-in to the Interpreter)
*
* NOTES:
* 1) _SB_ is defined to be a device to allow \_SB_._INI to be run
* during the initialization sequence.
* 2) _TZ_ is defined to be a thermal zone in order to allow ASL code to
* perform a Notify() operation on it. 09/2010: Changed to type Device.
* This still allows notifies, but does not confuse host code that
* searches for valid thermal_zone objects.
*/
const struct acpi_predefined_names acpi_gbl_pre_defined_names[] = {
{"_GPE", ACPI_TYPE_LOCAL_SCOPE, NULL},
{"_PR_", ACPI_TYPE_LOCAL_SCOPE, NULL},
{"_SB_", ACPI_TYPE_DEVICE, NULL},
{"_SI_", ACPI_TYPE_LOCAL_SCOPE, NULL},
{"_TZ_", ACPI_TYPE_DEVICE, NULL},
/*
* March, 2015:
* The _REV object is in the process of being deprecated, because
* other ACPI implementations permanently return 2. Thus, it
* has little or no value. Return 2 for compatibility with
* other ACPI implementations.
*/
{"_REV", ACPI_TYPE_INTEGER, ACPI_CAST_PTR(char, 2)},
{"_OS_", ACPI_TYPE_STRING, ACPI_OS_NAME},
{"_GL_", ACPI_TYPE_MUTEX, ACPI_CAST_PTR(char, 1)},
#if !defined (ACPI_NO_METHOD_EXECUTION) || defined (ACPI_CONSTANT_EVAL_ONLY)
{"_OSI", ACPI_TYPE_METHOD, ACPI_CAST_PTR(char, 1)},
#endif
/* Table terminator */
{NULL, ACPI_TYPE_ANY, NULL}
};
#if (!ACPI_REDUCED_HARDWARE)
/******************************************************************************
*
* Event and Hardware globals
*
******************************************************************************/
struct acpi_bit_register_info acpi_gbl_bit_register_info[ACPI_NUM_BITREG] = {
/* Name Parent Register Register Bit Position Register Bit Mask */
/* ACPI_BITREG_TIMER_STATUS */ {ACPI_REGISTER_PM1_STATUS,
ACPI_BITPOSITION_TIMER_STATUS,
ACPI_BITMASK_TIMER_STATUS},
/* ACPI_BITREG_BUS_MASTER_STATUS */ {ACPI_REGISTER_PM1_STATUS,
ACPI_BITPOSITION_BUS_MASTER_STATUS,
ACPI_BITMASK_BUS_MASTER_STATUS},
/* ACPI_BITREG_GLOBAL_LOCK_STATUS */ {ACPI_REGISTER_PM1_STATUS,
ACPI_BITPOSITION_GLOBAL_LOCK_STATUS,
ACPI_BITMASK_GLOBAL_LOCK_STATUS},
/* ACPI_BITREG_POWER_BUTTON_STATUS */ {ACPI_REGISTER_PM1_STATUS,
ACPI_BITPOSITION_POWER_BUTTON_STATUS,
ACPI_BITMASK_POWER_BUTTON_STATUS},
/* ACPI_BITREG_SLEEP_BUTTON_STATUS */ {ACPI_REGISTER_PM1_STATUS,
ACPI_BITPOSITION_SLEEP_BUTTON_STATUS,
ACPI_BITMASK_SLEEP_BUTTON_STATUS},
/* ACPI_BITREG_RT_CLOCK_STATUS */ {ACPI_REGISTER_PM1_STATUS,
ACPI_BITPOSITION_RT_CLOCK_STATUS,
ACPI_BITMASK_RT_CLOCK_STATUS},
/* ACPI_BITREG_WAKE_STATUS */ {ACPI_REGISTER_PM1_STATUS,
ACPI_BITPOSITION_WAKE_STATUS,
ACPI_BITMASK_WAKE_STATUS},
/* ACPI_BITREG_PCIEXP_WAKE_STATUS */ {ACPI_REGISTER_PM1_STATUS,
ACPI_BITPOSITION_PCIEXP_WAKE_STATUS,
ACPI_BITMASK_PCIEXP_WAKE_STATUS},
/* ACPI_BITREG_TIMER_ENABLE */ {ACPI_REGISTER_PM1_ENABLE,
ACPI_BITPOSITION_TIMER_ENABLE,
ACPI_BITMASK_TIMER_ENABLE},
/* ACPI_BITREG_GLOBAL_LOCK_ENABLE */ {ACPI_REGISTER_PM1_ENABLE,
ACPI_BITPOSITION_GLOBAL_LOCK_ENABLE,
ACPI_BITMASK_GLOBAL_LOCK_ENABLE},
/* ACPI_BITREG_POWER_BUTTON_ENABLE */ {ACPI_REGISTER_PM1_ENABLE,
ACPI_BITPOSITION_POWER_BUTTON_ENABLE,
ACPI_BITMASK_POWER_BUTTON_ENABLE},
/* ACPI_BITREG_SLEEP_BUTTON_ENABLE */ {ACPI_REGISTER_PM1_ENABLE,
ACPI_BITPOSITION_SLEEP_BUTTON_ENABLE,
ACPI_BITMASK_SLEEP_BUTTON_ENABLE},
/* ACPI_BITREG_RT_CLOCK_ENABLE */ {ACPI_REGISTER_PM1_ENABLE,
ACPI_BITPOSITION_RT_CLOCK_ENABLE,
ACPI_BITMASK_RT_CLOCK_ENABLE},
/* ACPI_BITREG_PCIEXP_WAKE_DISABLE */ {ACPI_REGISTER_PM1_ENABLE,
ACPI_BITPOSITION_PCIEXP_WAKE_DISABLE,
ACPI_BITMASK_PCIEXP_WAKE_DISABLE},
/* ACPI_BITREG_SCI_ENABLE */ {ACPI_REGISTER_PM1_CONTROL,
ACPI_BITPOSITION_SCI_ENABLE,
ACPI_BITMASK_SCI_ENABLE},
/* ACPI_BITREG_BUS_MASTER_RLD */ {ACPI_REGISTER_PM1_CONTROL,
ACPI_BITPOSITION_BUS_MASTER_RLD,
ACPI_BITMASK_BUS_MASTER_RLD},
/* ACPI_BITREG_GLOBAL_LOCK_RELEASE */ {ACPI_REGISTER_PM1_CONTROL,
ACPI_BITPOSITION_GLOBAL_LOCK_RELEASE,
ACPI_BITMASK_GLOBAL_LOCK_RELEASE},
/* ACPI_BITREG_SLEEP_TYPE */ {ACPI_REGISTER_PM1_CONTROL,
ACPI_BITPOSITION_SLEEP_TYPE,
ACPI_BITMASK_SLEEP_TYPE},
/* ACPI_BITREG_SLEEP_ENABLE */ {ACPI_REGISTER_PM1_CONTROL,
ACPI_BITPOSITION_SLEEP_ENABLE,
ACPI_BITMASK_SLEEP_ENABLE},
/* ACPI_BITREG_ARB_DIS */ {ACPI_REGISTER_PM2_CONTROL,
ACPI_BITPOSITION_ARB_DISABLE,
ACPI_BITMASK_ARB_DISABLE}
};
struct acpi_fixed_event_info acpi_gbl_fixed_event_info[ACPI_NUM_FIXED_EVENTS] = {
/* ACPI_EVENT_PMTIMER */ {ACPI_BITREG_TIMER_STATUS,
ACPI_BITREG_TIMER_ENABLE,
ACPI_BITMASK_TIMER_STATUS,
ACPI_BITMASK_TIMER_ENABLE},
/* ACPI_EVENT_GLOBAL */ {ACPI_BITREG_GLOBAL_LOCK_STATUS,
ACPI_BITREG_GLOBAL_LOCK_ENABLE,
ACPI_BITMASK_GLOBAL_LOCK_STATUS,
ACPI_BITMASK_GLOBAL_LOCK_ENABLE},
/* ACPI_EVENT_POWER_BUTTON */ {ACPI_BITREG_POWER_BUTTON_STATUS,
ACPI_BITREG_POWER_BUTTON_ENABLE,
ACPI_BITMASK_POWER_BUTTON_STATUS,
ACPI_BITMASK_POWER_BUTTON_ENABLE},
/* ACPI_EVENT_SLEEP_BUTTON */ {ACPI_BITREG_SLEEP_BUTTON_STATUS,
ACPI_BITREG_SLEEP_BUTTON_ENABLE,
ACPI_BITMASK_SLEEP_BUTTON_STATUS,
ACPI_BITMASK_SLEEP_BUTTON_ENABLE},
/* ACPI_EVENT_RTC */ {ACPI_BITREG_RT_CLOCK_STATUS,
ACPI_BITREG_RT_CLOCK_ENABLE,
ACPI_BITMASK_RT_CLOCK_STATUS,
ACPI_BITMASK_RT_CLOCK_ENABLE},
};
#endif /* !ACPI_REDUCED_HARDWARE */
/* Public globals */
ACPI_EXPORT_SYMBOL(acpi_gbl_FADT)
ACPI_EXPORT_SYMBOL(acpi_dbg_level)
ACPI_EXPORT_SYMBOL(acpi_dbg_layer)
ACPI_EXPORT_SYMBOL(acpi_gpe_count)
ACPI_EXPORT_SYMBOL(acpi_current_gpe_count)