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1 /****************************************************************************** |
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2 * |
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3 * Name: aclocal.h - Internal data types used across the ACPI subsystem |
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4 * |
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5 *****************************************************************************/ |
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6 |
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7 /* |
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8 * Copyright (C) 2000 - 2008, Intel Corp. |
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9 * All rights reserved. |
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10 * |
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11 * Redistribution and use in source and binary forms, with or without |
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12 * modification, are permitted provided that the following conditions |
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13 * are met: |
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14 * 1. Redistributions of source code must retain the above copyright |
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15 * notice, this list of conditions, and the following disclaimer, |
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16 * without modification. |
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17 * 2. Redistributions in binary form must reproduce at minimum a disclaimer |
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18 * substantially similar to the "NO WARRANTY" disclaimer below |
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19 * ("Disclaimer") and any redistribution must be conditioned upon |
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20 * including a substantially similar Disclaimer requirement for further |
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21 * binary redistribution. |
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22 * 3. Neither the names of the above-listed copyright holders nor the names |
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23 * of any contributors may be used to endorse or promote products derived |
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24 * from this software without specific prior written permission. |
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25 * |
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26 * Alternatively, this software may be distributed under the terms of the |
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27 * GNU General Public License ("GPL") version 2 as published by the Free |
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28 * Software Foundation. |
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29 * |
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30 * NO WARRANTY |
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31 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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32 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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33 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR |
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34 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
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35 * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
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36 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
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37 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
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38 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, |
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39 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING |
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40 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
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41 * POSSIBILITY OF SUCH DAMAGES. |
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42 */ |
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43 |
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44 #ifndef __ACLOCAL_H__ |
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45 #define __ACLOCAL_H__ |
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46 |
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47 /* acpisrc:struct_defs -- for acpisrc conversion */ |
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48 |
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49 #define ACPI_WAIT_FOREVER 0xFFFF /* u16, as per ACPI spec */ |
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50 #define ACPI_DO_NOT_WAIT 0 |
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51 #define ACPI_SERIALIZED 0xFF |
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52 |
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53 typedef u32 acpi_mutex_handle; |
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54 #define ACPI_GLOBAL_LOCK (acpi_semaphore) (-1) |
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55 |
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56 /* Total number of aml opcodes defined */ |
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57 |
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58 #define AML_NUM_OPCODES 0x7F |
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59 |
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60 /* Forward declarations */ |
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61 |
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62 struct acpi_walk_state; |
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63 struct acpi_obj_mutex; |
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64 union acpi_parse_object; |
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65 |
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66 /***************************************************************************** |
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67 * |
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68 * Mutex typedefs and structs |
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69 * |
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70 ****************************************************************************/ |
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71 |
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72 /* |
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73 * Predefined handles for the mutex objects used within the subsystem |
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74 * All mutex objects are automatically created by acpi_ut_mutex_initialize. |
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75 * |
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76 * The acquire/release ordering protocol is implied via this list. Mutexes |
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77 * with a lower value must be acquired before mutexes with a higher value. |
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78 * |
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79 * NOTE: any changes here must be reflected in the acpi_gbl_mutex_names |
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80 * table below also! |
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81 */ |
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82 #define ACPI_MTX_INTERPRETER 0 /* AML Interpreter, main lock */ |
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83 #define ACPI_MTX_NAMESPACE 1 /* ACPI Namespace */ |
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84 #define ACPI_MTX_TABLES 2 /* Data for ACPI tables */ |
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85 #define ACPI_MTX_EVENTS 3 /* Data for ACPI events */ |
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86 #define ACPI_MTX_CACHES 4 /* Internal caches, general purposes */ |
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87 #define ACPI_MTX_MEMORY 5 /* Debug memory tracking lists */ |
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88 #define ACPI_MTX_DEBUG_CMD_COMPLETE 6 /* AML debugger */ |
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89 #define ACPI_MTX_DEBUG_CMD_READY 7 /* AML debugger */ |
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90 |
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91 #define ACPI_MAX_MUTEX 7 |
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92 #define ACPI_NUM_MUTEX ACPI_MAX_MUTEX+1 |
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93 |
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94 #if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER) |
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95 #ifdef DEFINE_ACPI_GLOBALS |
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96 |
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97 /* Debug names for the mutexes above */ |
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98 |
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99 static char *acpi_gbl_mutex_names[ACPI_NUM_MUTEX] = { |
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100 "ACPI_MTX_Interpreter", |
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101 "ACPI_MTX_Namespace", |
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102 "ACPI_MTX_Tables", |
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103 "ACPI_MTX_Events", |
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104 "ACPI_MTX_Caches", |
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105 "ACPI_MTX_Memory", |
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106 "ACPI_MTX_CommandComplete", |
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107 "ACPI_MTX_CommandReady" |
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108 }; |
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109 |
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110 #endif |
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111 #endif |
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112 |
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113 /* |
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114 * Predefined handles for spinlocks used within the subsystem. |
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115 * These spinlocks are created by acpi_ut_mutex_initialize |
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116 */ |
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117 #define ACPI_LOCK_GPES 0 |
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118 #define ACPI_LOCK_HARDWARE 1 |
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119 |
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120 #define ACPI_MAX_LOCK 1 |
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121 #define ACPI_NUM_LOCK ACPI_MAX_LOCK+1 |
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122 |
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123 /* Owner IDs are used to track namespace nodes for selective deletion */ |
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124 |
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125 typedef u8 acpi_owner_id; |
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126 #define ACPI_OWNER_ID_MAX 0xFF |
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127 |
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128 /* This Thread ID means that the mutex is not in use (unlocked) */ |
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129 |
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130 #define ACPI_MUTEX_NOT_ACQUIRED (acpi_thread_id) 0 |
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131 |
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132 /* Table for the global mutexes */ |
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133 |
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134 struct acpi_mutex_info { |
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135 acpi_mutex mutex; |
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136 u32 use_count; |
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137 acpi_thread_id thread_id; |
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138 }; |
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139 |
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140 /* Lock flag parameter for various interfaces */ |
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141 |
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142 #define ACPI_MTX_DO_NOT_LOCK 0 |
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143 #define ACPI_MTX_LOCK 1 |
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144 |
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145 /* Field access granularities */ |
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146 |
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147 #define ACPI_FIELD_BYTE_GRANULARITY 1 |
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148 #define ACPI_FIELD_WORD_GRANULARITY 2 |
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149 #define ACPI_FIELD_DWORD_GRANULARITY 4 |
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150 #define ACPI_FIELD_QWORD_GRANULARITY 8 |
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151 |
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152 #define ACPI_ENTRY_NOT_FOUND NULL |
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153 |
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154 /***************************************************************************** |
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155 * |
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156 * Namespace typedefs and structs |
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157 * |
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158 ****************************************************************************/ |
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159 |
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160 /* Operational modes of the AML interpreter/scanner */ |
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161 |
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162 typedef enum { |
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163 ACPI_IMODE_LOAD_PASS1 = 0x01, |
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164 ACPI_IMODE_LOAD_PASS2 = 0x02, |
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165 ACPI_IMODE_EXECUTE = 0x03 |
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166 } acpi_interpreter_mode; |
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167 |
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168 union acpi_name_union { |
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169 u32 integer; |
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170 char ascii[4]; |
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171 }; |
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172 |
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173 /* |
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174 * The Namespace Node describes a named object that appears in the AML. |
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175 * descriptor_type is used to differentiate between internal descriptors. |
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176 * |
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177 * The node is optimized for both 32-bit and 64-bit platforms: |
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178 * 20 bytes for the 32-bit case, 32 bytes for the 64-bit case. |
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179 * |
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180 * Note: The descriptor_type and Type fields must appear in the identical |
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181 * position in both the struct acpi_namespace_node and union acpi_operand_object |
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182 * structures. |
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183 */ |
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184 struct acpi_namespace_node { |
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185 union acpi_operand_object *object; /* Interpreter object */ |
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186 u8 descriptor_type; /* Differentiate object descriptor types */ |
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187 u8 type; /* ACPI Type associated with this name */ |
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188 u8 flags; /* Miscellaneous flags */ |
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189 acpi_owner_id owner_id; /* Node creator */ |
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190 union acpi_name_union name; /* ACPI Name, always 4 chars per ACPI spec */ |
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191 struct acpi_namespace_node *child; /* First child */ |
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192 struct acpi_namespace_node *peer; /* Peer. Parent if ANOBJ_END_OF_PEER_LIST set */ |
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193 |
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194 /* |
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195 * The following fields are used by the ASL compiler and disassembler only |
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196 */ |
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197 #ifdef ACPI_LARGE_NAMESPACE_NODE |
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198 union acpi_parse_object *op; |
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199 u32 value; |
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200 u32 length; |
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201 #endif |
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202 }; |
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203 |
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204 /* Namespace Node flags */ |
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205 |
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206 #define ANOBJ_END_OF_PEER_LIST 0x01 /* End-of-list, Peer field points to parent */ |
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207 #define ANOBJ_TEMPORARY 0x02 /* Node is create by a method and is temporary */ |
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208 #define ANOBJ_METHOD_ARG 0x04 /* Node is a method argument */ |
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209 #define ANOBJ_METHOD_LOCAL 0x08 /* Node is a method local */ |
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210 #define ANOBJ_SUBTREE_HAS_INI 0x10 /* Used to optimize device initialization */ |
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211 #define ANOBJ_EVALUATED 0x20 /* Set on first evaluation of node */ |
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212 |
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213 #define ANOBJ_IS_EXTERNAL 0x08 /* i_aSL only: This object created via External() */ |
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214 #define ANOBJ_METHOD_NO_RETVAL 0x10 /* i_aSL only: Method has no return value */ |
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215 #define ANOBJ_METHOD_SOME_NO_RETVAL 0x20 /* i_aSL only: Method has at least one return value */ |
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216 #define ANOBJ_IS_BIT_OFFSET 0x40 /* i_aSL only: Reference is a bit offset */ |
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217 #define ANOBJ_IS_REFERENCED 0x80 /* i_aSL only: Object was referenced */ |
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218 |
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219 /* |
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220 * ACPI Table Descriptor. One per ACPI table |
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221 */ |
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222 struct acpi_table_desc { |
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223 acpi_physical_address address; |
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224 struct acpi_table_header *pointer; |
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225 u32 length; /* Length fixed at 32 bits */ |
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226 union acpi_name_union signature; |
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227 acpi_owner_id owner_id; |
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228 u8 flags; |
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229 }; |
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230 |
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231 /* Flags for above */ |
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232 |
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233 #define ACPI_TABLE_ORIGIN_UNKNOWN (0) |
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234 #define ACPI_TABLE_ORIGIN_MAPPED (1) |
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235 #define ACPI_TABLE_ORIGIN_ALLOCATED (2) |
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236 #define ACPI_TABLE_ORIGIN_MASK (3) |
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237 #define ACPI_TABLE_IS_LOADED (4) |
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238 |
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239 /* One internal RSDT for table management */ |
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240 |
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241 struct acpi_internal_rsdt { |
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242 struct acpi_table_desc *tables; |
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243 u32 count; |
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244 u32 size; |
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245 u8 flags; |
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246 }; |
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247 |
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248 /* Flags for above */ |
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249 |
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250 #define ACPI_ROOT_ORIGIN_UNKNOWN (0) /* ~ORIGIN_ALLOCATED */ |
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251 #define ACPI_ROOT_ORIGIN_ALLOCATED (1) |
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252 #define ACPI_ROOT_ALLOW_RESIZE (2) |
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253 |
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254 /* Predefined (fixed) table indexes */ |
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255 |
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256 #define ACPI_TABLE_INDEX_DSDT (0) |
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257 #define ACPI_TABLE_INDEX_FACS (1) |
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258 |
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259 struct acpi_find_context { |
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260 char *search_for; |
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261 acpi_handle *list; |
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262 u32 *count; |
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263 }; |
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264 |
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265 struct acpi_ns_search_data { |
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266 struct acpi_namespace_node *node; |
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267 }; |
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268 |
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269 /* |
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270 * Predefined Namespace items |
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271 */ |
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272 struct acpi_predefined_names { |
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273 char *name; |
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274 u8 type; |
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275 char *val; |
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276 }; |
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277 |
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278 /* Object types used during package copies */ |
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279 |
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280 #define ACPI_COPY_TYPE_SIMPLE 0 |
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281 #define ACPI_COPY_TYPE_PACKAGE 1 |
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282 |
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283 /* Info structure used to convert external<->internal namestrings */ |
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284 |
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285 struct acpi_namestring_info { |
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286 const char *external_name; |
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287 const char *next_external_char; |
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288 char *internal_name; |
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289 u32 length; |
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290 u32 num_segments; |
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291 u32 num_carats; |
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292 u8 fully_qualified; |
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293 }; |
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294 |
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295 /* Field creation info */ |
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296 |
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297 struct acpi_create_field_info { |
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298 struct acpi_namespace_node *region_node; |
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299 struct acpi_namespace_node *field_node; |
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300 struct acpi_namespace_node *register_node; |
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301 struct acpi_namespace_node *data_register_node; |
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302 u32 bank_value; |
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303 u32 field_bit_position; |
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304 u32 field_bit_length; |
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305 u8 field_flags; |
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306 u8 attribute; |
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307 u8 field_type; |
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308 }; |
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309 |
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310 typedef |
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311 acpi_status(*ACPI_INTERNAL_METHOD) (struct acpi_walk_state * walk_state); |
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312 |
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313 /* |
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314 * Bitmapped ACPI types. Used internally only |
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315 */ |
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316 #define ACPI_BTYPE_ANY 0x00000000 |
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317 #define ACPI_BTYPE_INTEGER 0x00000001 |
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318 #define ACPI_BTYPE_STRING 0x00000002 |
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319 #define ACPI_BTYPE_BUFFER 0x00000004 |
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320 #define ACPI_BTYPE_PACKAGE 0x00000008 |
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321 #define ACPI_BTYPE_FIELD_UNIT 0x00000010 |
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322 #define ACPI_BTYPE_DEVICE 0x00000020 |
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323 #define ACPI_BTYPE_EVENT 0x00000040 |
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324 #define ACPI_BTYPE_METHOD 0x00000080 |
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325 #define ACPI_BTYPE_MUTEX 0x00000100 |
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326 #define ACPI_BTYPE_REGION 0x00000200 |
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327 #define ACPI_BTYPE_POWER 0x00000400 |
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328 #define ACPI_BTYPE_PROCESSOR 0x00000800 |
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329 #define ACPI_BTYPE_THERMAL 0x00001000 |
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330 #define ACPI_BTYPE_BUFFER_FIELD 0x00002000 |
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331 #define ACPI_BTYPE_DDB_HANDLE 0x00004000 |
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332 #define ACPI_BTYPE_DEBUG_OBJECT 0x00008000 |
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333 #define ACPI_BTYPE_REFERENCE 0x00010000 |
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334 #define ACPI_BTYPE_RESOURCE 0x00020000 |
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335 |
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336 #define ACPI_BTYPE_COMPUTE_DATA (ACPI_BTYPE_INTEGER | ACPI_BTYPE_STRING | ACPI_BTYPE_BUFFER) |
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337 |
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338 #define ACPI_BTYPE_DATA (ACPI_BTYPE_COMPUTE_DATA | ACPI_BTYPE_PACKAGE) |
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339 #define ACPI_BTYPE_DATA_REFERENCE (ACPI_BTYPE_DATA | ACPI_BTYPE_REFERENCE | ACPI_BTYPE_DDB_HANDLE) |
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340 #define ACPI_BTYPE_DEVICE_OBJECTS (ACPI_BTYPE_DEVICE | ACPI_BTYPE_THERMAL | ACPI_BTYPE_PROCESSOR) |
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341 #define ACPI_BTYPE_OBJECTS_AND_REFS 0x0001FFFF /* ARG or LOCAL */ |
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342 #define ACPI_BTYPE_ALL_OBJECTS 0x0000FFFF |
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343 |
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344 /* |
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345 * Information structure for ACPI predefined names. |
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346 * Each entry in the table contains the following items: |
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347 * |
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348 * Name - The ACPI reserved name |
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349 * param_count - Number of arguments to the method |
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350 * expected_return_btypes - Allowed type(s) for the return value |
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351 */ |
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352 struct acpi_name_info { |
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353 char name[ACPI_NAME_SIZE]; |
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354 u8 param_count; |
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355 u8 expected_btypes; |
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356 }; |
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357 |
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358 /* |
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359 * Secondary information structures for ACPI predefined objects that return |
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360 * package objects. This structure appears as the next entry in the table |
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361 * after the NAME_INFO structure above. |
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362 * |
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363 * The reason for this is to minimize the size of the predefined name table. |
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364 */ |
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365 |
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366 /* |
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367 * Used for ACPI_PTYPE1_FIXED, ACPI_PTYPE1_VAR, ACPI_PTYPE2, |
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368 * ACPI_PTYPE2_MIN, ACPI_PTYPE2_PKG_COUNT, ACPI_PTYPE2_COUNT |
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369 */ |
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370 struct acpi_package_info { |
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371 u8 type; |
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372 u8 object_type1; |
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373 u8 count1; |
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374 u8 object_type2; |
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375 u8 count2; |
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376 u8 reserved; |
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377 }; |
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378 |
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379 /* Used for ACPI_PTYPE2_FIXED */ |
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380 |
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381 struct acpi_package_info2 { |
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382 u8 type; |
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383 u8 count; |
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384 u8 object_type[4]; |
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385 }; |
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386 |
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387 /* Used for ACPI_PTYPE1_OPTION */ |
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388 |
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389 struct acpi_package_info3 { |
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390 u8 type; |
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391 u8 count; |
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392 u8 object_type[2]; |
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393 u8 tail_object_type; |
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394 u8 reserved; |
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395 }; |
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396 |
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397 union acpi_predefined_info { |
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398 struct acpi_name_info info; |
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399 struct acpi_package_info ret_info; |
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400 struct acpi_package_info2 ret_info2; |
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401 struct acpi_package_info3 ret_info3; |
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402 }; |
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403 |
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404 /* |
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405 * Bitmapped return value types |
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406 * Note: the actual data types must be contiguous, a loop in nspredef.c |
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407 * depends on this. |
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408 */ |
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409 #define ACPI_RTYPE_ANY 0x00 |
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410 #define ACPI_RTYPE_NONE 0x01 |
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411 #define ACPI_RTYPE_INTEGER 0x02 |
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412 #define ACPI_RTYPE_STRING 0x04 |
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413 #define ACPI_RTYPE_BUFFER 0x08 |
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414 #define ACPI_RTYPE_PACKAGE 0x10 |
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415 #define ACPI_RTYPE_REFERENCE 0x20 |
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416 #define ACPI_RTYPE_ALL 0x3F |
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417 |
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418 #define ACPI_NUM_RTYPES 5 /* Number of actual object types */ |
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419 |
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420 /***************************************************************************** |
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421 * |
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422 * Event typedefs and structs |
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423 * |
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424 ****************************************************************************/ |
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425 |
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426 /* Dispatch info for each GPE -- either a method or handler, cannot be both */ |
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427 |
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428 struct acpi_handler_info { |
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429 acpi_event_handler address; /* Address of handler, if any */ |
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430 void *context; /* Context to be passed to handler */ |
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431 struct acpi_namespace_node *method_node; /* Method node for this GPE level (saved) */ |
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432 }; |
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433 |
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434 union acpi_gpe_dispatch_info { |
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435 struct acpi_namespace_node *method_node; /* Method node for this GPE level */ |
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436 struct acpi_handler_info *handler; |
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437 }; |
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438 |
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439 /* |
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440 * Information about a GPE, one per each GPE in an array. |
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441 * NOTE: Important to keep this struct as small as possible. |
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442 */ |
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443 struct acpi_gpe_event_info { |
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444 union acpi_gpe_dispatch_info dispatch; /* Either Method or Handler */ |
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445 struct acpi_gpe_register_info *register_info; /* Backpointer to register info */ |
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446 u8 flags; /* Misc info about this GPE */ |
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447 u8 gpe_number; /* This GPE */ |
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448 }; |
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449 |
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450 /* Information about a GPE register pair, one per each status/enable pair in an array */ |
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451 |
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452 struct acpi_gpe_register_info { |
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453 struct acpi_generic_address status_address; /* Address of status reg */ |
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454 struct acpi_generic_address enable_address; /* Address of enable reg */ |
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455 u8 enable_for_wake; /* GPEs to keep enabled when sleeping */ |
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456 u8 enable_for_run; /* GPEs to keep enabled when running */ |
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457 u8 base_gpe_number; /* Base GPE number for this register */ |
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458 }; |
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459 |
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460 /* |
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461 * Information about a GPE register block, one per each installed block -- |
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462 * GPE0, GPE1, and one per each installed GPE Block Device. |
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463 */ |
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464 struct acpi_gpe_block_info { |
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465 struct acpi_namespace_node *node; |
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466 struct acpi_gpe_block_info *previous; |
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467 struct acpi_gpe_block_info *next; |
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468 struct acpi_gpe_xrupt_info *xrupt_block; /* Backpointer to interrupt block */ |
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469 struct acpi_gpe_register_info *register_info; /* One per GPE register pair */ |
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470 struct acpi_gpe_event_info *event_info; /* One for each GPE */ |
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471 struct acpi_generic_address block_address; /* Base address of the block */ |
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472 u32 register_count; /* Number of register pairs in block */ |
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473 u8 block_base_number; /* Base GPE number for this block */ |
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474 }; |
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475 |
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476 /* Information about GPE interrupt handlers, one per each interrupt level used for GPEs */ |
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477 |
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478 struct acpi_gpe_xrupt_info { |
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479 struct acpi_gpe_xrupt_info *previous; |
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480 struct acpi_gpe_xrupt_info *next; |
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481 struct acpi_gpe_block_info *gpe_block_list_head; /* List of GPE blocks for this xrupt */ |
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482 u32 interrupt_number; /* System interrupt number */ |
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483 }; |
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484 |
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485 struct acpi_gpe_walk_info { |
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486 struct acpi_namespace_node *gpe_device; |
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487 struct acpi_gpe_block_info *gpe_block; |
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488 }; |
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489 |
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490 typedef acpi_status(*acpi_gpe_callback) (struct acpi_gpe_xrupt_info * |
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491 gpe_xrupt_info, |
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492 struct acpi_gpe_block_info * |
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493 gpe_block); |
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494 |
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495 /* Information about each particular fixed event */ |
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496 |
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497 struct acpi_fixed_event_handler { |
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498 acpi_event_handler handler; /* Address of handler. */ |
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499 void *context; /* Context to be passed to handler */ |
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500 }; |
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501 |
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502 struct acpi_fixed_event_info { |
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503 u8 status_register_id; |
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504 u8 enable_register_id; |
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505 u16 status_bit_mask; |
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506 u16 enable_bit_mask; |
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507 }; |
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508 |
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509 /* Information used during field processing */ |
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510 |
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511 struct acpi_field_info { |
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512 u8 skip_field; |
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513 u8 field_flag; |
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514 u32 pkg_length; |
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515 }; |
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516 |
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517 /***************************************************************************** |
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518 * |
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519 * Generic "state" object for stacks |
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520 * |
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521 ****************************************************************************/ |
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522 |
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523 #define ACPI_CONTROL_NORMAL 0xC0 |
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524 #define ACPI_CONTROL_CONDITIONAL_EXECUTING 0xC1 |
|
525 #define ACPI_CONTROL_PREDICATE_EXECUTING 0xC2 |
|
526 #define ACPI_CONTROL_PREDICATE_FALSE 0xC3 |
|
527 #define ACPI_CONTROL_PREDICATE_TRUE 0xC4 |
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528 |
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529 #define ACPI_STATE_COMMON \ |
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530 void *next; \ |
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531 u8 descriptor_type; /* To differentiate various internal objs */\ |
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532 u8 flags; \ |
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533 u16 value; \ |
|
534 u16 state; |
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535 |
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536 /* There are 2 bytes available here until the next natural alignment boundary */ |
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537 |
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538 struct acpi_common_state { |
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539 ACPI_STATE_COMMON}; |
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540 |
|
541 /* |
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542 * Update state - used to traverse complex objects such as packages |
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543 */ |
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544 struct acpi_update_state { |
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545 ACPI_STATE_COMMON union acpi_operand_object *object; |
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546 }; |
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547 |
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548 /* |
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549 * Pkg state - used to traverse nested package structures |
|
550 */ |
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551 struct acpi_pkg_state { |
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552 ACPI_STATE_COMMON u16 index; |
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553 union acpi_operand_object *source_object; |
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554 union acpi_operand_object *dest_object; |
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555 struct acpi_walk_state *walk_state; |
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556 void *this_target_obj; |
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557 u32 num_packages; |
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558 }; |
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559 |
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560 /* |
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561 * Control state - one per if/else and while constructs. |
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562 * Allows nesting of these constructs |
|
563 */ |
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564 struct acpi_control_state { |
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565 ACPI_STATE_COMMON u16 opcode; |
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566 union acpi_parse_object *predicate_op; |
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567 u8 *aml_predicate_start; /* Start of if/while predicate */ |
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568 u8 *package_end; /* End of if/while block */ |
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569 }; |
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570 |
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571 /* |
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572 * Scope state - current scope during namespace lookups |
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573 */ |
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574 struct acpi_scope_state { |
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575 ACPI_STATE_COMMON struct acpi_namespace_node *node; |
|
576 }; |
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577 |
|
578 struct acpi_pscope_state { |
|
579 ACPI_STATE_COMMON u32 arg_count; /* Number of fixed arguments */ |
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580 union acpi_parse_object *op; /* Current op being parsed */ |
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581 u8 *arg_end; /* Current argument end */ |
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582 u8 *pkg_end; /* Current package end */ |
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583 u32 arg_list; /* Next argument to parse */ |
|
584 }; |
|
585 |
|
586 /* |
|
587 * Thread state - one per thread across multiple walk states. Multiple walk |
|
588 * states are created when there are nested control methods executing. |
|
589 */ |
|
590 struct acpi_thread_state { |
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591 ACPI_STATE_COMMON u8 current_sync_level; /* Mutex Sync (nested acquire) level */ |
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592 struct acpi_walk_state *walk_state_list; /* Head of list of walk_states for this thread */ |
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593 union acpi_operand_object *acquired_mutex_list; /* List of all currently acquired mutexes */ |
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594 acpi_thread_id thread_id; /* Running thread ID */ |
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595 }; |
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596 |
|
597 /* |
|
598 * Result values - used to accumulate the results of nested |
|
599 * AML arguments |
|
600 */ |
|
601 struct acpi_result_values { |
|
602 ACPI_STATE_COMMON |
|
603 union acpi_operand_object *obj_desc[ACPI_RESULTS_FRAME_OBJ_NUM]; |
|
604 }; |
|
605 |
|
606 typedef |
|
607 acpi_status(*acpi_parse_downwards) (struct acpi_walk_state * walk_state, |
|
608 union acpi_parse_object ** out_op); |
|
609 |
|
610 typedef acpi_status(*acpi_parse_upwards) (struct acpi_walk_state * walk_state); |
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611 |
|
612 /* |
|
613 * Notify info - used to pass info to the deferred notify |
|
614 * handler/dispatcher. |
|
615 */ |
|
616 struct acpi_notify_info { |
|
617 ACPI_STATE_COMMON struct acpi_namespace_node *node; |
|
618 union acpi_operand_object *handler_obj; |
|
619 }; |
|
620 |
|
621 /* Generic state is union of structs above */ |
|
622 |
|
623 union acpi_generic_state { |
|
624 struct acpi_common_state common; |
|
625 struct acpi_control_state control; |
|
626 struct acpi_update_state update; |
|
627 struct acpi_scope_state scope; |
|
628 struct acpi_pscope_state parse_scope; |
|
629 struct acpi_pkg_state pkg; |
|
630 struct acpi_thread_state thread; |
|
631 struct acpi_result_values results; |
|
632 struct acpi_notify_info notify; |
|
633 }; |
|
634 |
|
635 /***************************************************************************** |
|
636 * |
|
637 * Interpreter typedefs and structs |
|
638 * |
|
639 ****************************************************************************/ |
|
640 |
|
641 typedef acpi_status(*ACPI_EXECUTE_OP) (struct acpi_walk_state * walk_state); |
|
642 |
|
643 /***************************************************************************** |
|
644 * |
|
645 * Parser typedefs and structs |
|
646 * |
|
647 ****************************************************************************/ |
|
648 |
|
649 /* |
|
650 * AML opcode, name, and argument layout |
|
651 */ |
|
652 struct acpi_opcode_info { |
|
653 #if defined(ACPI_DISASSEMBLER) || defined(ACPI_DEBUG_OUTPUT) |
|
654 char *name; /* Opcode name (disassembler/debug only) */ |
|
655 #endif |
|
656 u32 parse_args; /* Grammar/Parse time arguments */ |
|
657 u32 runtime_args; /* Interpret time arguments */ |
|
658 u16 flags; /* Misc flags */ |
|
659 u8 object_type; /* Corresponding internal object type */ |
|
660 u8 class; /* Opcode class */ |
|
661 u8 type; /* Opcode type */ |
|
662 }; |
|
663 |
|
664 union acpi_parse_value { |
|
665 acpi_integer integer; /* Integer constant (Up to 64 bits) */ |
|
666 struct uint64_struct integer64; /* Structure overlay for 2 32-bit Dwords */ |
|
667 u32 size; /* bytelist or field size */ |
|
668 char *string; /* NULL terminated string */ |
|
669 u8 *buffer; /* buffer or string */ |
|
670 char *name; /* NULL terminated string */ |
|
671 union acpi_parse_object *arg; /* arguments and contained ops */ |
|
672 }; |
|
673 |
|
674 #define ACPI_PARSE_COMMON \ |
|
675 union acpi_parse_object *parent; /* Parent op */\ |
|
676 u8 descriptor_type; /* To differentiate various internal objs */\ |
|
677 u8 flags; /* Type of Op */\ |
|
678 u16 aml_opcode; /* AML opcode */\ |
|
679 u32 aml_offset; /* Offset of declaration in AML */\ |
|
680 union acpi_parse_object *next; /* Next op */\ |
|
681 struct acpi_namespace_node *node; /* For use by interpreter */\ |
|
682 union acpi_parse_value value; /* Value or args associated with the opcode */\ |
|
683 u8 arg_list_length; /* Number of elements in the arg list */\ |
|
684 ACPI_DISASM_ONLY_MEMBERS (\ |
|
685 u8 disasm_flags; /* Used during AML disassembly */\ |
|
686 u8 disasm_opcode; /* Subtype used for disassembly */\ |
|
687 char aml_op_name[16]) /* Op name (debug only) */ |
|
688 |
|
689 #define ACPI_DASM_BUFFER 0x00 |
|
690 #define ACPI_DASM_RESOURCE 0x01 |
|
691 #define ACPI_DASM_STRING 0x02 |
|
692 #define ACPI_DASM_UNICODE 0x03 |
|
693 #define ACPI_DASM_EISAID 0x04 |
|
694 #define ACPI_DASM_MATCHOP 0x05 |
|
695 #define ACPI_DASM_LNOT_PREFIX 0x06 |
|
696 #define ACPI_DASM_LNOT_SUFFIX 0x07 |
|
697 #define ACPI_DASM_IGNORE 0x08 |
|
698 |
|
699 /* |
|
700 * Generic operation (for example: If, While, Store) |
|
701 */ |
|
702 struct acpi_parse_obj_common { |
|
703 ACPI_PARSE_COMMON}; |
|
704 |
|
705 /* |
|
706 * Extended Op for named ops (Scope, Method, etc.), deferred ops (Methods and op_regions), |
|
707 * and bytelists. |
|
708 */ |
|
709 struct acpi_parse_obj_named { |
|
710 ACPI_PARSE_COMMON u8 *path; |
|
711 u8 *data; /* AML body or bytelist data */ |
|
712 u32 length; /* AML length */ |
|
713 u32 name; /* 4-byte name or zero if no name */ |
|
714 }; |
|
715 |
|
716 /* This version is used by the i_aSL compiler only */ |
|
717 |
|
718 #define ACPI_MAX_PARSEOP_NAME 20 |
|
719 |
|
720 struct acpi_parse_obj_asl { |
|
721 ACPI_PARSE_COMMON union acpi_parse_object *child; |
|
722 union acpi_parse_object *parent_method; |
|
723 char *filename; |
|
724 char *external_name; |
|
725 char *namepath; |
|
726 char name_seg[4]; |
|
727 u32 extra_value; |
|
728 u32 column; |
|
729 u32 line_number; |
|
730 u32 logical_line_number; |
|
731 u32 logical_byte_offset; |
|
732 u32 end_line; |
|
733 u32 end_logical_line; |
|
734 u32 acpi_btype; |
|
735 u32 aml_length; |
|
736 u32 aml_subtree_length; |
|
737 u32 final_aml_length; |
|
738 u32 final_aml_offset; |
|
739 u32 compile_flags; |
|
740 u16 parse_opcode; |
|
741 u8 aml_opcode_length; |
|
742 u8 aml_pkg_len_bytes; |
|
743 u8 extra; |
|
744 char parse_op_name[ACPI_MAX_PARSEOP_NAME]; |
|
745 }; |
|
746 |
|
747 union acpi_parse_object { |
|
748 struct acpi_parse_obj_common common; |
|
749 struct acpi_parse_obj_named named; |
|
750 struct acpi_parse_obj_asl asl; |
|
751 }; |
|
752 |
|
753 /* |
|
754 * Parse state - one state per parser invocation and each control |
|
755 * method. |
|
756 */ |
|
757 struct acpi_parse_state { |
|
758 u8 *aml_start; /* First AML byte */ |
|
759 u8 *aml; /* Next AML byte */ |
|
760 u8 *aml_end; /* (last + 1) AML byte */ |
|
761 u8 *pkg_start; /* Current package begin */ |
|
762 u8 *pkg_end; /* Current package end */ |
|
763 union acpi_parse_object *start_op; /* Root of parse tree */ |
|
764 struct acpi_namespace_node *start_node; |
|
765 union acpi_generic_state *scope; /* Current scope */ |
|
766 union acpi_parse_object *start_scope; |
|
767 u32 aml_size; |
|
768 }; |
|
769 |
|
770 /* Parse object flags */ |
|
771 |
|
772 #define ACPI_PARSEOP_GENERIC 0x01 |
|
773 #define ACPI_PARSEOP_NAMED 0x02 |
|
774 #define ACPI_PARSEOP_DEFERRED 0x04 |
|
775 #define ACPI_PARSEOP_BYTELIST 0x08 |
|
776 #define ACPI_PARSEOP_IN_STACK 0x10 |
|
777 #define ACPI_PARSEOP_TARGET 0x20 |
|
778 #define ACPI_PARSEOP_IN_CACHE 0x80 |
|
779 |
|
780 /* Parse object disasm_flags */ |
|
781 |
|
782 #define ACPI_PARSEOP_IGNORE 0x01 |
|
783 #define ACPI_PARSEOP_PARAMLIST 0x02 |
|
784 #define ACPI_PARSEOP_EMPTY_TERMLIST 0x04 |
|
785 #define ACPI_PARSEOP_SPECIAL 0x10 |
|
786 |
|
787 /***************************************************************************** |
|
788 * |
|
789 * Hardware (ACPI registers) and PNP |
|
790 * |
|
791 ****************************************************************************/ |
|
792 |
|
793 #define PCI_ROOT_HID_STRING "PNP0A03" |
|
794 #define PCI_EXPRESS_ROOT_HID_STRING "PNP0A08" |
|
795 |
|
796 struct acpi_bit_register_info { |
|
797 u8 parent_register; |
|
798 u8 bit_position; |
|
799 u16 access_bit_mask; |
|
800 }; |
|
801 |
|
802 /* |
|
803 * Some ACPI registers have bits that must be ignored -- meaning that they |
|
804 * must be preserved. |
|
805 */ |
|
806 #define ACPI_PM1_STATUS_PRESERVED_BITS 0x0800 /* Bit 11 */ |
|
807 #define ACPI_PM1_CONTROL_PRESERVED_BITS 0x0200 /* Bit 9 (whatever) */ |
|
808 |
|
809 /* |
|
810 * Register IDs |
|
811 * These are the full ACPI registers |
|
812 */ |
|
813 #define ACPI_REGISTER_PM1_STATUS 0x01 |
|
814 #define ACPI_REGISTER_PM1_ENABLE 0x02 |
|
815 #define ACPI_REGISTER_PM1_CONTROL 0x03 |
|
816 #define ACPI_REGISTER_PM1A_CONTROL 0x04 |
|
817 #define ACPI_REGISTER_PM1B_CONTROL 0x05 |
|
818 #define ACPI_REGISTER_PM2_CONTROL 0x06 |
|
819 #define ACPI_REGISTER_PM_TIMER 0x07 |
|
820 #define ACPI_REGISTER_PROCESSOR_BLOCK 0x08 |
|
821 #define ACPI_REGISTER_SMI_COMMAND_BLOCK 0x09 |
|
822 |
|
823 /* Masks used to access the bit_registers */ |
|
824 |
|
825 #define ACPI_BITMASK_TIMER_STATUS 0x0001 |
|
826 #define ACPI_BITMASK_BUS_MASTER_STATUS 0x0010 |
|
827 #define ACPI_BITMASK_GLOBAL_LOCK_STATUS 0x0020 |
|
828 #define ACPI_BITMASK_POWER_BUTTON_STATUS 0x0100 |
|
829 #define ACPI_BITMASK_SLEEP_BUTTON_STATUS 0x0200 |
|
830 #define ACPI_BITMASK_RT_CLOCK_STATUS 0x0400 |
|
831 #define ACPI_BITMASK_PCIEXP_WAKE_STATUS 0x4000 /* ACPI 3.0 */ |
|
832 #define ACPI_BITMASK_WAKE_STATUS 0x8000 |
|
833 |
|
834 #define ACPI_BITMASK_ALL_FIXED_STATUS (\ |
|
835 ACPI_BITMASK_TIMER_STATUS | \ |
|
836 ACPI_BITMASK_BUS_MASTER_STATUS | \ |
|
837 ACPI_BITMASK_GLOBAL_LOCK_STATUS | \ |
|
838 ACPI_BITMASK_POWER_BUTTON_STATUS | \ |
|
839 ACPI_BITMASK_SLEEP_BUTTON_STATUS | \ |
|
840 ACPI_BITMASK_RT_CLOCK_STATUS | \ |
|
841 ACPI_BITMASK_WAKE_STATUS) |
|
842 |
|
843 #define ACPI_BITMASK_TIMER_ENABLE 0x0001 |
|
844 #define ACPI_BITMASK_GLOBAL_LOCK_ENABLE 0x0020 |
|
845 #define ACPI_BITMASK_POWER_BUTTON_ENABLE 0x0100 |
|
846 #define ACPI_BITMASK_SLEEP_BUTTON_ENABLE 0x0200 |
|
847 #define ACPI_BITMASK_RT_CLOCK_ENABLE 0x0400 |
|
848 #define ACPI_BITMASK_PCIEXP_WAKE_DISABLE 0x4000 /* ACPI 3.0 */ |
|
849 |
|
850 #define ACPI_BITMASK_SCI_ENABLE 0x0001 |
|
851 #define ACPI_BITMASK_BUS_MASTER_RLD 0x0002 |
|
852 #define ACPI_BITMASK_GLOBAL_LOCK_RELEASE 0x0004 |
|
853 #define ACPI_BITMASK_SLEEP_TYPE_X 0x1C00 |
|
854 #define ACPI_BITMASK_SLEEP_ENABLE 0x2000 |
|
855 |
|
856 #define ACPI_BITMASK_ARB_DISABLE 0x0001 |
|
857 |
|
858 /* Raw bit position of each bit_register */ |
|
859 |
|
860 #define ACPI_BITPOSITION_TIMER_STATUS 0x00 |
|
861 #define ACPI_BITPOSITION_BUS_MASTER_STATUS 0x04 |
|
862 #define ACPI_BITPOSITION_GLOBAL_LOCK_STATUS 0x05 |
|
863 #define ACPI_BITPOSITION_POWER_BUTTON_STATUS 0x08 |
|
864 #define ACPI_BITPOSITION_SLEEP_BUTTON_STATUS 0x09 |
|
865 #define ACPI_BITPOSITION_RT_CLOCK_STATUS 0x0A |
|
866 #define ACPI_BITPOSITION_PCIEXP_WAKE_STATUS 0x0E /* ACPI 3.0 */ |
|
867 #define ACPI_BITPOSITION_WAKE_STATUS 0x0F |
|
868 |
|
869 #define ACPI_BITPOSITION_TIMER_ENABLE 0x00 |
|
870 #define ACPI_BITPOSITION_GLOBAL_LOCK_ENABLE 0x05 |
|
871 #define ACPI_BITPOSITION_POWER_BUTTON_ENABLE 0x08 |
|
872 #define ACPI_BITPOSITION_SLEEP_BUTTON_ENABLE 0x09 |
|
873 #define ACPI_BITPOSITION_RT_CLOCK_ENABLE 0x0A |
|
874 #define ACPI_BITPOSITION_PCIEXP_WAKE_DISABLE 0x0E /* ACPI 3.0 */ |
|
875 |
|
876 #define ACPI_BITPOSITION_SCI_ENABLE 0x00 |
|
877 #define ACPI_BITPOSITION_BUS_MASTER_RLD 0x01 |
|
878 #define ACPI_BITPOSITION_GLOBAL_LOCK_RELEASE 0x02 |
|
879 #define ACPI_BITPOSITION_SLEEP_TYPE_X 0x0A |
|
880 #define ACPI_BITPOSITION_SLEEP_ENABLE 0x0D |
|
881 |
|
882 #define ACPI_BITPOSITION_ARB_DISABLE 0x00 |
|
883 |
|
884 /***************************************************************************** |
|
885 * |
|
886 * Resource descriptors |
|
887 * |
|
888 ****************************************************************************/ |
|
889 |
|
890 /* resource_type values */ |
|
891 |
|
892 #define ACPI_ADDRESS_TYPE_MEMORY_RANGE 0 |
|
893 #define ACPI_ADDRESS_TYPE_IO_RANGE 1 |
|
894 #define ACPI_ADDRESS_TYPE_BUS_NUMBER_RANGE 2 |
|
895 |
|
896 /* Resource descriptor types and masks */ |
|
897 |
|
898 #define ACPI_RESOURCE_NAME_LARGE 0x80 |
|
899 #define ACPI_RESOURCE_NAME_SMALL 0x00 |
|
900 |
|
901 #define ACPI_RESOURCE_NAME_SMALL_MASK 0x78 /* Bits 6:3 contain the type */ |
|
902 #define ACPI_RESOURCE_NAME_SMALL_LENGTH_MASK 0x07 /* Bits 2:0 contain the length */ |
|
903 #define ACPI_RESOURCE_NAME_LARGE_MASK 0x7F /* Bits 6:0 contain the type */ |
|
904 |
|
905 /* |
|
906 * Small resource descriptor "names" as defined by the ACPI specification. |
|
907 * Note: Bits 2:0 are used for the descriptor length |
|
908 */ |
|
909 #define ACPI_RESOURCE_NAME_IRQ 0x20 |
|
910 #define ACPI_RESOURCE_NAME_DMA 0x28 |
|
911 #define ACPI_RESOURCE_NAME_START_DEPENDENT 0x30 |
|
912 #define ACPI_RESOURCE_NAME_END_DEPENDENT 0x38 |
|
913 #define ACPI_RESOURCE_NAME_IO 0x40 |
|
914 #define ACPI_RESOURCE_NAME_FIXED_IO 0x48 |
|
915 #define ACPI_RESOURCE_NAME_RESERVED_S1 0x50 |
|
916 #define ACPI_RESOURCE_NAME_RESERVED_S2 0x58 |
|
917 #define ACPI_RESOURCE_NAME_RESERVED_S3 0x60 |
|
918 #define ACPI_RESOURCE_NAME_RESERVED_S4 0x68 |
|
919 #define ACPI_RESOURCE_NAME_VENDOR_SMALL 0x70 |
|
920 #define ACPI_RESOURCE_NAME_END_TAG 0x78 |
|
921 |
|
922 /* |
|
923 * Large resource descriptor "names" as defined by the ACPI specification. |
|
924 * Note: includes the Large Descriptor bit in bit[7] |
|
925 */ |
|
926 #define ACPI_RESOURCE_NAME_MEMORY24 0x81 |
|
927 #define ACPI_RESOURCE_NAME_GENERIC_REGISTER 0x82 |
|
928 #define ACPI_RESOURCE_NAME_RESERVED_L1 0x83 |
|
929 #define ACPI_RESOURCE_NAME_VENDOR_LARGE 0x84 |
|
930 #define ACPI_RESOURCE_NAME_MEMORY32 0x85 |
|
931 #define ACPI_RESOURCE_NAME_FIXED_MEMORY32 0x86 |
|
932 #define ACPI_RESOURCE_NAME_ADDRESS32 0x87 |
|
933 #define ACPI_RESOURCE_NAME_ADDRESS16 0x88 |
|
934 #define ACPI_RESOURCE_NAME_EXTENDED_IRQ 0x89 |
|
935 #define ACPI_RESOURCE_NAME_ADDRESS64 0x8A |
|
936 #define ACPI_RESOURCE_NAME_EXTENDED_ADDRESS64 0x8B |
|
937 #define ACPI_RESOURCE_NAME_LARGE_MAX 0x8B |
|
938 |
|
939 /***************************************************************************** |
|
940 * |
|
941 * Miscellaneous |
|
942 * |
|
943 ****************************************************************************/ |
|
944 |
|
945 #define ACPI_ASCII_ZERO 0x30 |
|
946 |
|
947 /***************************************************************************** |
|
948 * |
|
949 * Debugger |
|
950 * |
|
951 ****************************************************************************/ |
|
952 |
|
953 struct acpi_db_method_info { |
|
954 acpi_handle main_thread_gate; |
|
955 acpi_handle thread_complete_gate; |
|
956 u32 *threads; |
|
957 u32 num_threads; |
|
958 u32 num_created; |
|
959 u32 num_completed; |
|
960 |
|
961 char *name; |
|
962 u32 flags; |
|
963 u32 num_loops; |
|
964 char pathname[128]; |
|
965 char **args; |
|
966 |
|
967 /* |
|
968 * Arguments to be passed to method for the command |
|
969 * Threads - |
|
970 * the Number of threads, ID of current thread and |
|
971 * Index of current thread inside all them created. |
|
972 */ |
|
973 char init_args; |
|
974 char *arguments[4]; |
|
975 char num_threads_str[11]; |
|
976 char id_of_thread_str[11]; |
|
977 char index_of_thread_str[11]; |
|
978 }; |
|
979 |
|
980 struct acpi_integrity_info { |
|
981 u32 nodes; |
|
982 u32 objects; |
|
983 }; |
|
984 |
|
985 #define ACPI_DB_REDIRECTABLE_OUTPUT 0x01 |
|
986 #define ACPI_DB_CONSOLE_OUTPUT 0x02 |
|
987 #define ACPI_DB_DUPLICATE_OUTPUT 0x03 |
|
988 |
|
989 /***************************************************************************** |
|
990 * |
|
991 * Debug |
|
992 * |
|
993 ****************************************************************************/ |
|
994 |
|
995 /* Entry for a memory allocation (debug only) */ |
|
996 |
|
997 #define ACPI_MEM_MALLOC 0 |
|
998 #define ACPI_MEM_CALLOC 1 |
|
999 #define ACPI_MAX_MODULE_NAME 16 |
|
1000 |
|
1001 #define ACPI_COMMON_DEBUG_MEM_HEADER \ |
|
1002 struct acpi_debug_mem_block *previous; \ |
|
1003 struct acpi_debug_mem_block *next; \ |
|
1004 u32 size; \ |
|
1005 u32 component; \ |
|
1006 u32 line; \ |
|
1007 char module[ACPI_MAX_MODULE_NAME]; \ |
|
1008 u8 alloc_type; |
|
1009 |
|
1010 struct acpi_debug_mem_header { |
|
1011 ACPI_COMMON_DEBUG_MEM_HEADER}; |
|
1012 |
|
1013 struct acpi_debug_mem_block { |
|
1014 ACPI_COMMON_DEBUG_MEM_HEADER u64 user_space; |
|
1015 }; |
|
1016 |
|
1017 #define ACPI_MEM_LIST_GLOBAL 0 |
|
1018 #define ACPI_MEM_LIST_NSNODE 1 |
|
1019 #define ACPI_MEM_LIST_MAX 1 |
|
1020 #define ACPI_NUM_MEM_LISTS 2 |
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1021 |
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1022 struct acpi_memory_list { |
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1023 char *list_name; |
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1024 void *list_head; |
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1025 u16 object_size; |
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1026 u16 max_depth; |
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1027 u16 current_depth; |
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1028 u16 link_offset; |
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1029 |
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1030 #ifdef ACPI_DBG_TRACK_ALLOCATIONS |
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1031 |
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1032 /* Statistics for debug memory tracking only */ |
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1033 |
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1034 u32 total_allocated; |
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1035 u32 total_freed; |
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1036 u32 max_occupied; |
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1037 u32 total_size; |
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1038 u32 current_total_size; |
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1039 u32 requests; |
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1040 u32 hits; |
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1041 #endif |
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1042 }; |
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1043 |
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1044 #endif /* __ACLOCAL_H__ */ |