1 /******************************************************************************
3 * Module Name: utglobal - Global variables for the ACPI subsystem
5 *****************************************************************************/
8 * Copyright (C) 2000 - 2017, Intel Corp.
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
14 * 1. Redistributions of source code must retain the above copyright
15 * notice, this list of conditions, and the following disclaimer,
16 * without modification.
17 * 2. Redistributions in binary form must reproduce at minimum a disclaimer
18 * substantially similar to the "NO WARRANTY" disclaimer below
19 * ("Disclaimer") and any redistribution must be conditioned upon
20 * including a substantially similar Disclaimer requirement for further
21 * binary redistribution.
22 * 3. Neither the names of the above-listed copyright holders nor the names
23 * of any contributors may be used to endorse or promote products derived
24 * from this software without specific prior written permission.
26 * Alternatively, this software may be distributed under the terms of the
27 * GNU General Public License ("GPL") version 2 as published by the Free
28 * Software Foundation.
31 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
32 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
33 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
34 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
35 * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
36 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
37 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
38 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
39 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
40 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
41 * POSSIBILITY OF SUCH DAMAGES.
44 #define EXPORT_ACPI_INTERFACES
45 #define DEFINE_ACPI_GLOBALS
47 #include <acpi/acpi.h>
50 #define _COMPONENT ACPI_UTILITIES
51 ACPI_MODULE_NAME("utglobal")
53 /*******************************************************************************
55 * Static global variable initialization.
57 ******************************************************************************/
58 /* Various state name strings */
59 const char *acpi_gbl_sleep_state_names[ACPI_S_STATE_COUNT] = {
68 const char *acpi_gbl_lowest_dstate_names[ACPI_NUM_sx_w_METHODS] = {
76 const char *acpi_gbl_highest_dstate_names[ACPI_NUM_sx_d_METHODS] = {
85 const char acpi_gbl_lower_hex_digits[] = "0123456789abcdef";
86 const char acpi_gbl_upper_hex_digits[] = "0123456789ABCDEF";
88 /*******************************************************************************
92 ******************************************************************************/
94 * Predefined ACPI Names (Built-in to the Interpreter)
97 * 1) _SB_ is defined to be a device to allow \_SB_._INI to be run
98 * during the initialization sequence.
99 * 2) _TZ_ is defined to be a thermal zone in order to allow ASL code to
100 * perform a Notify() operation on it. 09/2010: Changed to type Device.
101 * This still allows notifies, but does not confuse host code that
102 * searches for valid thermal_zone objects.
104 const struct acpi_predefined_names acpi_gbl_pre_defined_names[] = {
105 {"_GPE", ACPI_TYPE_LOCAL_SCOPE, NULL},
106 {"_PR_", ACPI_TYPE_LOCAL_SCOPE, NULL},
107 {"_SB_", ACPI_TYPE_DEVICE, NULL},
108 {"_SI_", ACPI_TYPE_LOCAL_SCOPE, NULL},
109 {"_TZ_", ACPI_TYPE_DEVICE, NULL},
112 * The _REV object is in the process of being deprecated, because
113 * other ACPI implementations permanently return 2. Thus, it
114 * has little or no value. Return 2 for compatibility with
115 * other ACPI implementations.
117 {"_REV", ACPI_TYPE_INTEGER, ACPI_CAST_PTR(char, 2)},
118 {"_OS_", ACPI_TYPE_STRING, ACPI_OS_NAME},
119 {"_GL_", ACPI_TYPE_MUTEX, ACPI_CAST_PTR(char, 1)},
121 #if !defined (ACPI_NO_METHOD_EXECUTION) || defined (ACPI_CONSTANT_EVAL_ONLY)
122 {"_OSI", ACPI_TYPE_METHOD, ACPI_CAST_PTR(char, 1)},
125 /* Table terminator */
127 {NULL, ACPI_TYPE_ANY, NULL}
130 #if (!ACPI_REDUCED_HARDWARE)
131 /******************************************************************************
133 * Event and Hardware globals
135 ******************************************************************************/
137 struct acpi_bit_register_info acpi_gbl_bit_register_info[ACPI_NUM_BITREG] = {
138 /* Name Parent Register Register Bit Position Register Bit Mask */
140 /* ACPI_BITREG_TIMER_STATUS */ {ACPI_REGISTER_PM1_STATUS,
141 ACPI_BITPOSITION_TIMER_STATUS,
142 ACPI_BITMASK_TIMER_STATUS},
143 /* ACPI_BITREG_BUS_MASTER_STATUS */ {ACPI_REGISTER_PM1_STATUS,
144 ACPI_BITPOSITION_BUS_MASTER_STATUS,
145 ACPI_BITMASK_BUS_MASTER_STATUS},
146 /* ACPI_BITREG_GLOBAL_LOCK_STATUS */ {ACPI_REGISTER_PM1_STATUS,
147 ACPI_BITPOSITION_GLOBAL_LOCK_STATUS,
148 ACPI_BITMASK_GLOBAL_LOCK_STATUS},
149 /* ACPI_BITREG_POWER_BUTTON_STATUS */ {ACPI_REGISTER_PM1_STATUS,
150 ACPI_BITPOSITION_POWER_BUTTON_STATUS,
151 ACPI_BITMASK_POWER_BUTTON_STATUS},
152 /* ACPI_BITREG_SLEEP_BUTTON_STATUS */ {ACPI_REGISTER_PM1_STATUS,
153 ACPI_BITPOSITION_SLEEP_BUTTON_STATUS,
154 ACPI_BITMASK_SLEEP_BUTTON_STATUS},
155 /* ACPI_BITREG_RT_CLOCK_STATUS */ {ACPI_REGISTER_PM1_STATUS,
156 ACPI_BITPOSITION_RT_CLOCK_STATUS,
157 ACPI_BITMASK_RT_CLOCK_STATUS},
158 /* ACPI_BITREG_WAKE_STATUS */ {ACPI_REGISTER_PM1_STATUS,
159 ACPI_BITPOSITION_WAKE_STATUS,
160 ACPI_BITMASK_WAKE_STATUS},
161 /* ACPI_BITREG_PCIEXP_WAKE_STATUS */ {ACPI_REGISTER_PM1_STATUS,
162 ACPI_BITPOSITION_PCIEXP_WAKE_STATUS,
163 ACPI_BITMASK_PCIEXP_WAKE_STATUS},
165 /* ACPI_BITREG_TIMER_ENABLE */ {ACPI_REGISTER_PM1_ENABLE,
166 ACPI_BITPOSITION_TIMER_ENABLE,
167 ACPI_BITMASK_TIMER_ENABLE},
168 /* ACPI_BITREG_GLOBAL_LOCK_ENABLE */ {ACPI_REGISTER_PM1_ENABLE,
169 ACPI_BITPOSITION_GLOBAL_LOCK_ENABLE,
170 ACPI_BITMASK_GLOBAL_LOCK_ENABLE},
171 /* ACPI_BITREG_POWER_BUTTON_ENABLE */ {ACPI_REGISTER_PM1_ENABLE,
172 ACPI_BITPOSITION_POWER_BUTTON_ENABLE,
173 ACPI_BITMASK_POWER_BUTTON_ENABLE},
174 /* ACPI_BITREG_SLEEP_BUTTON_ENABLE */ {ACPI_REGISTER_PM1_ENABLE,
175 ACPI_BITPOSITION_SLEEP_BUTTON_ENABLE,
176 ACPI_BITMASK_SLEEP_BUTTON_ENABLE},
177 /* ACPI_BITREG_RT_CLOCK_ENABLE */ {ACPI_REGISTER_PM1_ENABLE,
178 ACPI_BITPOSITION_RT_CLOCK_ENABLE,
179 ACPI_BITMASK_RT_CLOCK_ENABLE},
180 /* ACPI_BITREG_PCIEXP_WAKE_DISABLE */ {ACPI_REGISTER_PM1_ENABLE,
181 ACPI_BITPOSITION_PCIEXP_WAKE_DISABLE,
182 ACPI_BITMASK_PCIEXP_WAKE_DISABLE},
184 /* ACPI_BITREG_SCI_ENABLE */ {ACPI_REGISTER_PM1_CONTROL,
185 ACPI_BITPOSITION_SCI_ENABLE,
186 ACPI_BITMASK_SCI_ENABLE},
187 /* ACPI_BITREG_BUS_MASTER_RLD */ {ACPI_REGISTER_PM1_CONTROL,
188 ACPI_BITPOSITION_BUS_MASTER_RLD,
189 ACPI_BITMASK_BUS_MASTER_RLD},
190 /* ACPI_BITREG_GLOBAL_LOCK_RELEASE */ {ACPI_REGISTER_PM1_CONTROL,
191 ACPI_BITPOSITION_GLOBAL_LOCK_RELEASE,
192 ACPI_BITMASK_GLOBAL_LOCK_RELEASE},
193 /* ACPI_BITREG_SLEEP_TYPE */ {ACPI_REGISTER_PM1_CONTROL,
194 ACPI_BITPOSITION_SLEEP_TYPE,
195 ACPI_BITMASK_SLEEP_TYPE},
196 /* ACPI_BITREG_SLEEP_ENABLE */ {ACPI_REGISTER_PM1_CONTROL,
197 ACPI_BITPOSITION_SLEEP_ENABLE,
198 ACPI_BITMASK_SLEEP_ENABLE},
200 /* ACPI_BITREG_ARB_DIS */ {ACPI_REGISTER_PM2_CONTROL,
201 ACPI_BITPOSITION_ARB_DISABLE,
202 ACPI_BITMASK_ARB_DISABLE}
205 struct acpi_fixed_event_info acpi_gbl_fixed_event_info[ACPI_NUM_FIXED_EVENTS] = {
206 /* ACPI_EVENT_PMTIMER */ {ACPI_BITREG_TIMER_STATUS,
207 ACPI_BITREG_TIMER_ENABLE,
208 ACPI_BITMASK_TIMER_STATUS,
209 ACPI_BITMASK_TIMER_ENABLE},
210 /* ACPI_EVENT_GLOBAL */ {ACPI_BITREG_GLOBAL_LOCK_STATUS,
211 ACPI_BITREG_GLOBAL_LOCK_ENABLE,
212 ACPI_BITMASK_GLOBAL_LOCK_STATUS,
213 ACPI_BITMASK_GLOBAL_LOCK_ENABLE},
214 /* ACPI_EVENT_POWER_BUTTON */ {ACPI_BITREG_POWER_BUTTON_STATUS,
215 ACPI_BITREG_POWER_BUTTON_ENABLE,
216 ACPI_BITMASK_POWER_BUTTON_STATUS,
217 ACPI_BITMASK_POWER_BUTTON_ENABLE},
218 /* ACPI_EVENT_SLEEP_BUTTON */ {ACPI_BITREG_SLEEP_BUTTON_STATUS,
219 ACPI_BITREG_SLEEP_BUTTON_ENABLE,
220 ACPI_BITMASK_SLEEP_BUTTON_STATUS,
221 ACPI_BITMASK_SLEEP_BUTTON_ENABLE},
222 /* ACPI_EVENT_RTC */ {ACPI_BITREG_RT_CLOCK_STATUS,
223 ACPI_BITREG_RT_CLOCK_ENABLE,
224 ACPI_BITMASK_RT_CLOCK_STATUS,
225 ACPI_BITMASK_RT_CLOCK_ENABLE},
227 #endif /* !ACPI_REDUCED_HARDWARE */
229 #if defined (ACPI_DISASSEMBLER) || defined (ACPI_ASL_COMPILER)
231 /* to_pld macro: compile/disassemble strings */
233 const char *acpi_gbl_pld_panel_list[] = {
244 const char *acpi_gbl_pld_vertical_position_list[] = {
251 const char *acpi_gbl_pld_horizontal_position_list[] = {
258 const char *acpi_gbl_pld_shape_list[] = {
263 "HORIZONTALRECTANGLE",
265 "HORIZONTALTRAPEZOID",
274 ACPI_EXPORT_SYMBOL(acpi_gbl_FADT)
275 ACPI_EXPORT_SYMBOL(acpi_dbg_level)
276 ACPI_EXPORT_SYMBOL(acpi_dbg_layer)
277 ACPI_EXPORT_SYMBOL(acpi_gpe_count)
278 ACPI_EXPORT_SYMBOL(acpi_current_gpe_count)