1 | // SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0 |
2 | /****************************************************************************** |
3 | * |
4 | * Module Name: utglobal - Global variables for the ACPI subsystem |
5 | * |
6 | * Copyright (C) 2000 - 2023, Intel Corp. |
7 | * |
8 | *****************************************************************************/ |
9 | |
10 | #define EXPORT_ACPI_INTERFACES |
11 | #define DEFINE_ACPI_GLOBALS |
12 | |
13 | #include <acpi/acpi.h> |
14 | #include "accommon.h" |
15 | |
16 | #define _COMPONENT ACPI_UTILITIES |
17 | ACPI_MODULE_NAME("utglobal" ) |
18 | |
19 | /******************************************************************************* |
20 | * |
21 | * Static global variable initialization. |
22 | * |
23 | ******************************************************************************/ |
24 | /* Various state name strings */ |
25 | const char *acpi_gbl_sleep_state_names[ACPI_S_STATE_COUNT] = { |
26 | "\\_S0_" , |
27 | "\\_S1_" , |
28 | "\\_S2_" , |
29 | "\\_S3_" , |
30 | "\\_S4_" , |
31 | "\\_S5_" |
32 | }; |
33 | |
34 | const char *acpi_gbl_lowest_dstate_names[ACPI_NUM_sx_w_METHODS] = { |
35 | "_S0W" , |
36 | "_S1W" , |
37 | "_S2W" , |
38 | "_S3W" , |
39 | "_S4W" |
40 | }; |
41 | |
42 | const char *acpi_gbl_highest_dstate_names[ACPI_NUM_sx_d_METHODS] = { |
43 | "_S1D" , |
44 | "_S2D" , |
45 | "_S3D" , |
46 | "_S4D" |
47 | }; |
48 | |
49 | /* Hex-to-ascii */ |
50 | |
51 | const char acpi_gbl_lower_hex_digits[] = "0123456789abcdef" ; |
52 | const char acpi_gbl_upper_hex_digits[] = "0123456789ABCDEF" ; |
53 | |
54 | /******************************************************************************* |
55 | * |
56 | * Namespace globals |
57 | * |
58 | ******************************************************************************/ |
59 | /* |
60 | * Predefined ACPI Names (Built-in to the Interpreter) |
61 | * |
62 | * NOTES: |
63 | * 1) _SB_ is defined to be a device to allow \_SB_._INI to be run |
64 | * during the initialization sequence. |
65 | * 2) _TZ_ is defined to be a thermal zone in order to allow ASL code to |
66 | * perform a Notify() operation on it. 09/2010: Changed to type Device. |
67 | * This still allows notifies, but does not confuse host code that |
68 | * searches for valid thermal_zone objects. |
69 | */ |
70 | const struct acpi_predefined_names acpi_gbl_pre_defined_names[] = { |
71 | {"_GPE" , ACPI_TYPE_LOCAL_SCOPE, NULL}, |
72 | {"_PR_" , ACPI_TYPE_LOCAL_SCOPE, NULL}, |
73 | {"_SB_" , ACPI_TYPE_DEVICE, NULL}, |
74 | {"_SI_" , ACPI_TYPE_LOCAL_SCOPE, NULL}, |
75 | {"_TZ_" , ACPI_TYPE_DEVICE, NULL}, |
76 | /* |
77 | * March, 2015: |
78 | * The _REV object is in the process of being deprecated, because |
79 | * other ACPI implementations permanently return 2. Thus, it |
80 | * has little or no value. Return 2 for compatibility with |
81 | * other ACPI implementations. |
82 | */ |
83 | {"_REV" , ACPI_TYPE_INTEGER, ACPI_CAST_PTR(char, 2)}, |
84 | {"_OS_" , ACPI_TYPE_STRING, ACPI_OS_NAME}, |
85 | {"_GL_" , ACPI_TYPE_MUTEX, ACPI_CAST_PTR(char, 1)}, |
86 | {"_OSI" , ACPI_TYPE_METHOD, ACPI_CAST_PTR(char, 1)}, |
87 | |
88 | /* Table terminator */ |
89 | |
90 | {NULL, ACPI_TYPE_ANY, NULL} |
91 | }; |
92 | |
93 | #if (!ACPI_REDUCED_HARDWARE) |
94 | /****************************************************************************** |
95 | * |
96 | * Event and Hardware globals |
97 | * |
98 | ******************************************************************************/ |
99 | |
100 | struct acpi_bit_register_info acpi_gbl_bit_register_info[ACPI_NUM_BITREG] = { |
101 | /* Name Parent Register Register Bit Position Register Bit Mask */ |
102 | |
103 | /* ACPI_BITREG_TIMER_STATUS */ {ACPI_REGISTER_PM1_STATUS, |
104 | ACPI_BITPOSITION_TIMER_STATUS, |
105 | ACPI_BITMASK_TIMER_STATUS}, |
106 | /* ACPI_BITREG_BUS_MASTER_STATUS */ {ACPI_REGISTER_PM1_STATUS, |
107 | ACPI_BITPOSITION_BUS_MASTER_STATUS, |
108 | ACPI_BITMASK_BUS_MASTER_STATUS}, |
109 | /* ACPI_BITREG_GLOBAL_LOCK_STATUS */ {ACPI_REGISTER_PM1_STATUS, |
110 | ACPI_BITPOSITION_GLOBAL_LOCK_STATUS, |
111 | ACPI_BITMASK_GLOBAL_LOCK_STATUS}, |
112 | /* ACPI_BITREG_POWER_BUTTON_STATUS */ {ACPI_REGISTER_PM1_STATUS, |
113 | ACPI_BITPOSITION_POWER_BUTTON_STATUS, |
114 | ACPI_BITMASK_POWER_BUTTON_STATUS}, |
115 | /* ACPI_BITREG_SLEEP_BUTTON_STATUS */ {ACPI_REGISTER_PM1_STATUS, |
116 | ACPI_BITPOSITION_SLEEP_BUTTON_STATUS, |
117 | ACPI_BITMASK_SLEEP_BUTTON_STATUS}, |
118 | /* ACPI_BITREG_RT_CLOCK_STATUS */ {ACPI_REGISTER_PM1_STATUS, |
119 | ACPI_BITPOSITION_RT_CLOCK_STATUS, |
120 | ACPI_BITMASK_RT_CLOCK_STATUS}, |
121 | /* ACPI_BITREG_WAKE_STATUS */ {ACPI_REGISTER_PM1_STATUS, |
122 | ACPI_BITPOSITION_WAKE_STATUS, |
123 | ACPI_BITMASK_WAKE_STATUS}, |
124 | /* ACPI_BITREG_PCIEXP_WAKE_STATUS */ {ACPI_REGISTER_PM1_STATUS, |
125 | ACPI_BITPOSITION_PCIEXP_WAKE_STATUS, |
126 | ACPI_BITMASK_PCIEXP_WAKE_STATUS}, |
127 | |
128 | /* ACPI_BITREG_TIMER_ENABLE */ {ACPI_REGISTER_PM1_ENABLE, |
129 | ACPI_BITPOSITION_TIMER_ENABLE, |
130 | ACPI_BITMASK_TIMER_ENABLE}, |
131 | /* ACPI_BITREG_GLOBAL_LOCK_ENABLE */ {ACPI_REGISTER_PM1_ENABLE, |
132 | ACPI_BITPOSITION_GLOBAL_LOCK_ENABLE, |
133 | ACPI_BITMASK_GLOBAL_LOCK_ENABLE}, |
134 | /* ACPI_BITREG_POWER_BUTTON_ENABLE */ {ACPI_REGISTER_PM1_ENABLE, |
135 | ACPI_BITPOSITION_POWER_BUTTON_ENABLE, |
136 | ACPI_BITMASK_POWER_BUTTON_ENABLE}, |
137 | /* ACPI_BITREG_SLEEP_BUTTON_ENABLE */ {ACPI_REGISTER_PM1_ENABLE, |
138 | ACPI_BITPOSITION_SLEEP_BUTTON_ENABLE, |
139 | ACPI_BITMASK_SLEEP_BUTTON_ENABLE}, |
140 | /* ACPI_BITREG_RT_CLOCK_ENABLE */ {ACPI_REGISTER_PM1_ENABLE, |
141 | ACPI_BITPOSITION_RT_CLOCK_ENABLE, |
142 | ACPI_BITMASK_RT_CLOCK_ENABLE}, |
143 | /* ACPI_BITREG_PCIEXP_WAKE_DISABLE */ {ACPI_REGISTER_PM1_ENABLE, |
144 | ACPI_BITPOSITION_PCIEXP_WAKE_DISABLE, |
145 | ACPI_BITMASK_PCIEXP_WAKE_DISABLE}, |
146 | |
147 | /* ACPI_BITREG_SCI_ENABLE */ {ACPI_REGISTER_PM1_CONTROL, |
148 | ACPI_BITPOSITION_SCI_ENABLE, |
149 | ACPI_BITMASK_SCI_ENABLE}, |
150 | /* ACPI_BITREG_BUS_MASTER_RLD */ {ACPI_REGISTER_PM1_CONTROL, |
151 | ACPI_BITPOSITION_BUS_MASTER_RLD, |
152 | ACPI_BITMASK_BUS_MASTER_RLD}, |
153 | /* ACPI_BITREG_GLOBAL_LOCK_RELEASE */ {ACPI_REGISTER_PM1_CONTROL, |
154 | ACPI_BITPOSITION_GLOBAL_LOCK_RELEASE, |
155 | ACPI_BITMASK_GLOBAL_LOCK_RELEASE}, |
156 | /* ACPI_BITREG_SLEEP_TYPE */ {ACPI_REGISTER_PM1_CONTROL, |
157 | ACPI_BITPOSITION_SLEEP_TYPE, |
158 | ACPI_BITMASK_SLEEP_TYPE}, |
159 | /* ACPI_BITREG_SLEEP_ENABLE */ {ACPI_REGISTER_PM1_CONTROL, |
160 | ACPI_BITPOSITION_SLEEP_ENABLE, |
161 | ACPI_BITMASK_SLEEP_ENABLE}, |
162 | |
163 | /* ACPI_BITREG_ARB_DIS */ {ACPI_REGISTER_PM2_CONTROL, |
164 | ACPI_BITPOSITION_ARB_DISABLE, |
165 | ACPI_BITMASK_ARB_DISABLE} |
166 | }; |
167 | |
168 | struct acpi_fixed_event_info acpi_gbl_fixed_event_info[ACPI_NUM_FIXED_EVENTS] = { |
169 | /* ACPI_EVENT_PMTIMER */ {ACPI_BITREG_TIMER_STATUS, |
170 | ACPI_BITREG_TIMER_ENABLE, |
171 | ACPI_BITMASK_TIMER_STATUS, |
172 | ACPI_BITMASK_TIMER_ENABLE}, |
173 | /* ACPI_EVENT_GLOBAL */ {ACPI_BITREG_GLOBAL_LOCK_STATUS, |
174 | ACPI_BITREG_GLOBAL_LOCK_ENABLE, |
175 | ACPI_BITMASK_GLOBAL_LOCK_STATUS, |
176 | ACPI_BITMASK_GLOBAL_LOCK_ENABLE}, |
177 | /* ACPI_EVENT_POWER_BUTTON */ {ACPI_BITREG_POWER_BUTTON_STATUS, |
178 | ACPI_BITREG_POWER_BUTTON_ENABLE, |
179 | ACPI_BITMASK_POWER_BUTTON_STATUS, |
180 | ACPI_BITMASK_POWER_BUTTON_ENABLE}, |
181 | /* ACPI_EVENT_SLEEP_BUTTON */ {ACPI_BITREG_SLEEP_BUTTON_STATUS, |
182 | ACPI_BITREG_SLEEP_BUTTON_ENABLE, |
183 | ACPI_BITMASK_SLEEP_BUTTON_STATUS, |
184 | ACPI_BITMASK_SLEEP_BUTTON_ENABLE}, |
185 | /* ACPI_EVENT_RTC */ {ACPI_BITREG_RT_CLOCK_STATUS, |
186 | ACPI_BITREG_RT_CLOCK_ENABLE, |
187 | ACPI_BITMASK_RT_CLOCK_STATUS, |
188 | ACPI_BITMASK_RT_CLOCK_ENABLE}, |
189 | }; |
190 | #endif /* !ACPI_REDUCED_HARDWARE */ |
191 | |
192 | #if defined (ACPI_DISASSEMBLER) || defined (ACPI_ASL_COMPILER) |
193 | |
194 | /* to_pld macro: compile/disassemble strings */ |
195 | |
196 | const char *acpi_gbl_pld_panel_list[] = { |
197 | "TOP" , |
198 | "BOTTOM" , |
199 | "LEFT" , |
200 | "RIGHT" , |
201 | "FRONT" , |
202 | "BACK" , |
203 | "UNKNOWN" , |
204 | NULL |
205 | }; |
206 | |
207 | const char *acpi_gbl_pld_vertical_position_list[] = { |
208 | "UPPER" , |
209 | "CENTER" , |
210 | "LOWER" , |
211 | NULL |
212 | }; |
213 | |
214 | const char *acpi_gbl_pld_horizontal_position_list[] = { |
215 | "LEFT" , |
216 | "CENTER" , |
217 | "RIGHT" , |
218 | NULL |
219 | }; |
220 | |
221 | const char *acpi_gbl_pld_shape_list[] = { |
222 | "ROUND" , |
223 | "OVAL" , |
224 | "SQUARE" , |
225 | "VERTICALRECTANGLE" , |
226 | "HORIZONTALRECTANGLE" , |
227 | "VERTICALTRAPEZOID" , |
228 | "HORIZONTALTRAPEZOID" , |
229 | "UNKNOWN" , |
230 | "CHAMFERED" , |
231 | NULL |
232 | }; |
233 | #endif |
234 | |
235 | /* Public globals */ |
236 | |
237 | ACPI_EXPORT_SYMBOL(acpi_gbl_FADT) |
238 | ACPI_EXPORT_SYMBOL(acpi_dbg_level) |
239 | ACPI_EXPORT_SYMBOL(acpi_dbg_layer) |
240 | ACPI_EXPORT_SYMBOL(acpi_gpe_count) |
241 | ACPI_EXPORT_SYMBOL(acpi_current_gpe_count) |
242 | |