242 lines
7.7 KiB
C
242 lines
7.7 KiB
C
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// SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0
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/******************************************************************************
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*
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* Module Name: utglobal - Global variables for the ACPI subsystem
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*
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* Copyright (C) 2000 - 2022, Intel Corp.
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*
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*****************************************************************************/
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#define EXPORT_ACPI_INTERFACES
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#define DEFINE_ACPI_GLOBALS
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#include <acpi/acpi.h>
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#include "accommon.h"
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#define _COMPONENT ACPI_UTILITIES
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ACPI_MODULE_NAME("utglobal")
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/*******************************************************************************
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*
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* Static global variable initialization.
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*
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******************************************************************************/
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/* Various state name strings */
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const char *acpi_gbl_sleep_state_names[ACPI_S_STATE_COUNT] = {
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"\\_S0_",
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"\\_S1_",
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"\\_S2_",
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"\\_S3_",
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"\\_S4_",
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"\\_S5_"
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};
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const char *acpi_gbl_lowest_dstate_names[ACPI_NUM_sx_w_METHODS] = {
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"_S0W",
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"_S1W",
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"_S2W",
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"_S3W",
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"_S4W"
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};
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const char *acpi_gbl_highest_dstate_names[ACPI_NUM_sx_d_METHODS] = {
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"_S1D",
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"_S2D",
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"_S3D",
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"_S4D"
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};
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/* Hex-to-ascii */
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const char acpi_gbl_lower_hex_digits[] = "0123456789abcdef";
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const char acpi_gbl_upper_hex_digits[] = "0123456789ABCDEF";
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/*******************************************************************************
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*
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* Namespace globals
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*
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******************************************************************************/
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/*
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* Predefined ACPI Names (Built-in to the Interpreter)
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*
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* NOTES:
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* 1) _SB_ is defined to be a device to allow \_SB_._INI to be run
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* during the initialization sequence.
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* 2) _TZ_ is defined to be a thermal zone in order to allow ASL code to
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* perform a Notify() operation on it. 09/2010: Changed to type Device.
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* This still allows notifies, but does not confuse host code that
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* searches for valid thermal_zone objects.
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*/
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const struct acpi_predefined_names acpi_gbl_pre_defined_names[] = {
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{"_GPE", ACPI_TYPE_LOCAL_SCOPE, NULL},
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{"_PR_", ACPI_TYPE_LOCAL_SCOPE, NULL},
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{"_SB_", ACPI_TYPE_DEVICE, NULL},
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{"_SI_", ACPI_TYPE_LOCAL_SCOPE, NULL},
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{"_TZ_", ACPI_TYPE_DEVICE, NULL},
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/*
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* March, 2015:
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* The _REV object is in the process of being deprecated, because
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* other ACPI implementations permanently return 2. Thus, it
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* has little or no value. Return 2 for compatibility with
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* other ACPI implementations.
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*/
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{"_REV", ACPI_TYPE_INTEGER, ACPI_CAST_PTR(char, 2)},
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{"_OS_", ACPI_TYPE_STRING, ACPI_OS_NAME},
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{"_GL_", ACPI_TYPE_MUTEX, ACPI_CAST_PTR(char, 1)},
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{"_OSI", ACPI_TYPE_METHOD, ACPI_CAST_PTR(char, 1)},
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/* Table terminator */
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{NULL, ACPI_TYPE_ANY, NULL}
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};
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#if (!ACPI_REDUCED_HARDWARE)
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/******************************************************************************
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*
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* Event and Hardware globals
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*
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******************************************************************************/
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struct acpi_bit_register_info acpi_gbl_bit_register_info[ACPI_NUM_BITREG] = {
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/* Name Parent Register Register Bit Position Register Bit Mask */
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/* ACPI_BITREG_TIMER_STATUS */ {ACPI_REGISTER_PM1_STATUS,
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ACPI_BITPOSITION_TIMER_STATUS,
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ACPI_BITMASK_TIMER_STATUS},
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/* ACPI_BITREG_BUS_MASTER_STATUS */ {ACPI_REGISTER_PM1_STATUS,
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ACPI_BITPOSITION_BUS_MASTER_STATUS,
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ACPI_BITMASK_BUS_MASTER_STATUS},
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/* ACPI_BITREG_GLOBAL_LOCK_STATUS */ {ACPI_REGISTER_PM1_STATUS,
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ACPI_BITPOSITION_GLOBAL_LOCK_STATUS,
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ACPI_BITMASK_GLOBAL_LOCK_STATUS},
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/* ACPI_BITREG_POWER_BUTTON_STATUS */ {ACPI_REGISTER_PM1_STATUS,
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ACPI_BITPOSITION_POWER_BUTTON_STATUS,
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ACPI_BITMASK_POWER_BUTTON_STATUS},
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/* ACPI_BITREG_SLEEP_BUTTON_STATUS */ {ACPI_REGISTER_PM1_STATUS,
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ACPI_BITPOSITION_SLEEP_BUTTON_STATUS,
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ACPI_BITMASK_SLEEP_BUTTON_STATUS},
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/* ACPI_BITREG_RT_CLOCK_STATUS */ {ACPI_REGISTER_PM1_STATUS,
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ACPI_BITPOSITION_RT_CLOCK_STATUS,
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ACPI_BITMASK_RT_CLOCK_STATUS},
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/* ACPI_BITREG_WAKE_STATUS */ {ACPI_REGISTER_PM1_STATUS,
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ACPI_BITPOSITION_WAKE_STATUS,
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ACPI_BITMASK_WAKE_STATUS},
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/* ACPI_BITREG_PCIEXP_WAKE_STATUS */ {ACPI_REGISTER_PM1_STATUS,
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ACPI_BITPOSITION_PCIEXP_WAKE_STATUS,
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ACPI_BITMASK_PCIEXP_WAKE_STATUS},
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/* ACPI_BITREG_TIMER_ENABLE */ {ACPI_REGISTER_PM1_ENABLE,
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ACPI_BITPOSITION_TIMER_ENABLE,
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ACPI_BITMASK_TIMER_ENABLE},
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/* ACPI_BITREG_GLOBAL_LOCK_ENABLE */ {ACPI_REGISTER_PM1_ENABLE,
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ACPI_BITPOSITION_GLOBAL_LOCK_ENABLE,
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ACPI_BITMASK_GLOBAL_LOCK_ENABLE},
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/* ACPI_BITREG_POWER_BUTTON_ENABLE */ {ACPI_REGISTER_PM1_ENABLE,
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ACPI_BITPOSITION_POWER_BUTTON_ENABLE,
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ACPI_BITMASK_POWER_BUTTON_ENABLE},
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/* ACPI_BITREG_SLEEP_BUTTON_ENABLE */ {ACPI_REGISTER_PM1_ENABLE,
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ACPI_BITPOSITION_SLEEP_BUTTON_ENABLE,
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ACPI_BITMASK_SLEEP_BUTTON_ENABLE},
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/* ACPI_BITREG_RT_CLOCK_ENABLE */ {ACPI_REGISTER_PM1_ENABLE,
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ACPI_BITPOSITION_RT_CLOCK_ENABLE,
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ACPI_BITMASK_RT_CLOCK_ENABLE},
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/* ACPI_BITREG_PCIEXP_WAKE_DISABLE */ {ACPI_REGISTER_PM1_ENABLE,
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ACPI_BITPOSITION_PCIEXP_WAKE_DISABLE,
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ACPI_BITMASK_PCIEXP_WAKE_DISABLE},
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/* ACPI_BITREG_SCI_ENABLE */ {ACPI_REGISTER_PM1_CONTROL,
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ACPI_BITPOSITION_SCI_ENABLE,
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ACPI_BITMASK_SCI_ENABLE},
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/* ACPI_BITREG_BUS_MASTER_RLD */ {ACPI_REGISTER_PM1_CONTROL,
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ACPI_BITPOSITION_BUS_MASTER_RLD,
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ACPI_BITMASK_BUS_MASTER_RLD},
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/* ACPI_BITREG_GLOBAL_LOCK_RELEASE */ {ACPI_REGISTER_PM1_CONTROL,
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ACPI_BITPOSITION_GLOBAL_LOCK_RELEASE,
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ACPI_BITMASK_GLOBAL_LOCK_RELEASE},
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/* ACPI_BITREG_SLEEP_TYPE */ {ACPI_REGISTER_PM1_CONTROL,
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ACPI_BITPOSITION_SLEEP_TYPE,
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ACPI_BITMASK_SLEEP_TYPE},
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/* ACPI_BITREG_SLEEP_ENABLE */ {ACPI_REGISTER_PM1_CONTROL,
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ACPI_BITPOSITION_SLEEP_ENABLE,
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ACPI_BITMASK_SLEEP_ENABLE},
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/* ACPI_BITREG_ARB_DIS */ {ACPI_REGISTER_PM2_CONTROL,
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ACPI_BITPOSITION_ARB_DISABLE,
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ACPI_BITMASK_ARB_DISABLE}
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};
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struct acpi_fixed_event_info acpi_gbl_fixed_event_info[ACPI_NUM_FIXED_EVENTS] = {
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/* ACPI_EVENT_PMTIMER */ {ACPI_BITREG_TIMER_STATUS,
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ACPI_BITREG_TIMER_ENABLE,
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ACPI_BITMASK_TIMER_STATUS,
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ACPI_BITMASK_TIMER_ENABLE},
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/* ACPI_EVENT_GLOBAL */ {ACPI_BITREG_GLOBAL_LOCK_STATUS,
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ACPI_BITREG_GLOBAL_LOCK_ENABLE,
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ACPI_BITMASK_GLOBAL_LOCK_STATUS,
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ACPI_BITMASK_GLOBAL_LOCK_ENABLE},
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/* ACPI_EVENT_POWER_BUTTON */ {ACPI_BITREG_POWER_BUTTON_STATUS,
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ACPI_BITREG_POWER_BUTTON_ENABLE,
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ACPI_BITMASK_POWER_BUTTON_STATUS,
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ACPI_BITMASK_POWER_BUTTON_ENABLE},
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/* ACPI_EVENT_SLEEP_BUTTON */ {ACPI_BITREG_SLEEP_BUTTON_STATUS,
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ACPI_BITREG_SLEEP_BUTTON_ENABLE,
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ACPI_BITMASK_SLEEP_BUTTON_STATUS,
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ACPI_BITMASK_SLEEP_BUTTON_ENABLE},
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/* ACPI_EVENT_RTC */ {ACPI_BITREG_RT_CLOCK_STATUS,
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ACPI_BITREG_RT_CLOCK_ENABLE,
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ACPI_BITMASK_RT_CLOCK_STATUS,
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ACPI_BITMASK_RT_CLOCK_ENABLE},
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};
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#endif /* !ACPI_REDUCED_HARDWARE */
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#if defined (ACPI_DISASSEMBLER) || defined (ACPI_ASL_COMPILER)
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/* to_pld macro: compile/disassemble strings */
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const char *acpi_gbl_pld_panel_list[] = {
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"TOP",
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"BOTTOM",
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"LEFT",
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"RIGHT",
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"FRONT",
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"BACK",
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"UNKNOWN",
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NULL
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};
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const char *acpi_gbl_pld_vertical_position_list[] = {
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"UPPER",
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"CENTER",
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"LOWER",
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NULL
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};
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const char *acpi_gbl_pld_horizontal_position_list[] = {
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"LEFT",
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"CENTER",
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"RIGHT",
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NULL
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};
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const char *acpi_gbl_pld_shape_list[] = {
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"ROUND",
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"OVAL",
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"SQUARE",
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"VERTICALRECTANGLE",
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"HORIZONTALRECTANGLE",
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"VERTICALTRAPEZOID",
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"HORIZONTALTRAPEZOID",
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"UNKNOWN",
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"CHAMFERED",
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NULL
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};
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#endif
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/* Public globals */
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ACPI_EXPORT_SYMBOL(acpi_gbl_FADT)
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ACPI_EXPORT_SYMBOL(acpi_dbg_level)
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ACPI_EXPORT_SYMBOL(acpi_dbg_layer)
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ACPI_EXPORT_SYMBOL(acpi_gpe_count)
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ACPI_EXPORT_SYMBOL(acpi_current_gpe_count)
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