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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 | /****************************************************************************** * * Name: acstruct.h - Internal structs * *****************************************************************************/ /* * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions, and the following disclaimer, * without modification. * 2. Redistributions in binary form must reproduce at minimum a disclaimer * substantially similar to the "NO WARRANTY" disclaimer below * ("Disclaimer") and any redistribution must be conditioned upon * including a substantially similar Disclaimer requirement for further * binary redistribution. * 3. Neither the names of the above-listed copyright holders nor the names * of any contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * * Alternatively, this software may be distributed under the terms of the * GNU General Public License ("GPL") version 2 as published by the Free * Software Foundation. * * NO WARRANTY * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGES. */ #ifndef __ACSTRUCT_H__ #define __ACSTRUCT_H__ /* acpisrc:struct_defs -- for acpisrc conversion */ /***************************************************************************** * * Tree walking typedefs and structs * ****************************************************************************/ /* * Walk state - current state of a parse tree walk. Used for both a leisurely * stroll through the tree (for whatever reason), and for control method * execution. */ #define ACPI_NEXT_OP_DOWNWARD 1 #define ACPI_NEXT_OP_UPWARD 2 /* * Groups of definitions for walk_type used for different implementations of * walkers (never simultaneously) - flags for interpreter: */ #define ACPI_WALK_NON_METHOD 0 #define ACPI_WALK_METHOD 0x01 #define ACPI_WALK_METHOD_RESTART 0x02 /* Flags for i_aSL compiler only */ #define ACPI_WALK_CONST_REQUIRED 0x10 #define ACPI_WALK_CONST_OPTIONAL 0x20 struct acpi_walk_state { struct acpi_walk_state *next; /* Next walk_state in list */ u8 descriptor_type; /* To differentiate various internal objs */ u8 walk_type; u16 opcode; /* Current AML opcode */ u8 next_op_info; /* Info about next_op */ u8 num_operands; /* Stack pointer for Operands[] array */ acpi_owner_id owner_id; /* Owner of objects created during the walk */ u8 last_predicate; /* Result of last predicate */ u8 current_result; u8 return_used; u8 scope_depth; u8 pass_number; /* Parse pass during table load */ u32 aml_offset; u32 arg_types; u32 method_breakpoint; /* For single stepping */ u32 user_breakpoint; /* User AML breakpoint */ u32 parse_flags; struct acpi_parse_state parser_state; /* Current state of parser */ u32 prev_arg_types; u32 arg_count; /* push for fixed or var args */ struct acpi_namespace_node arguments[ACPI_METHOD_NUM_ARGS]; /* Control method arguments */ struct acpi_namespace_node local_variables[ACPI_METHOD_NUM_LOCALS]; /* Control method locals */ union acpi_operand_object *operands[ACPI_OBJ_NUM_OPERANDS + 1]; /* Operands passed to the interpreter (+1 for NULL terminator) */ union acpi_operand_object **params; u8 *aml_last_while; union acpi_operand_object **caller_return_desc; union acpi_generic_state *control_state; /* List of control states (nested IFs) */ struct acpi_namespace_node *deferred_node; /* Used when executing deferred opcodes */ struct acpi_gpe_event_info *gpe_event_info; /* Info for GPE (_Lxx/_Exx methods only */ union acpi_operand_object *implicit_return_obj; struct acpi_namespace_node *method_call_node; /* Called method Node */ union acpi_parse_object *method_call_op; /* method_call Op if running a method */ union acpi_operand_object *method_desc; /* Method descriptor if running a method */ struct acpi_namespace_node *method_node; /* Method node if running a method. */ union acpi_parse_object *op; /* Current parser op */ const struct acpi_opcode_info *op_info; /* Info on current opcode */ union acpi_parse_object *origin; /* Start of walk [Obsolete] */ union acpi_operand_object *result_obj; union acpi_generic_state *results; /* Stack of accumulated results */ union acpi_operand_object *return_desc; /* Return object, if any */ union acpi_generic_state *scope_info; /* Stack of nested scopes */ union acpi_parse_object *prev_op; /* Last op that was processed */ union acpi_parse_object *next_op; /* next op to be processed */ struct acpi_thread_state *thread; acpi_parse_downwards descending_callback; acpi_parse_upwards ascending_callback; }; /* Info used by acpi_ps_init_objects */ struct acpi_init_walk_info { u16 method_count; u16 device_count; u16 op_region_count; u16 field_count; u16 buffer_count; u16 package_count; u16 op_region_init; u16 field_init; u16 buffer_init; u16 package_init; u16 object_count; acpi_owner_id owner_id; acpi_native_uint table_index; }; struct acpi_get_devices_info { acpi_walk_callback user_function; void *context; const char *hid; }; union acpi_aml_operands { union acpi_operand_object *operands[7]; struct { struct acpi_object_integer *type; struct acpi_object_integer *code; struct acpi_object_integer *argument; } fatal; struct { union acpi_operand_object *source; struct acpi_object_integer *index; union acpi_operand_object *target; } index; struct { union acpi_operand_object *source; struct acpi_object_integer *index; struct acpi_object_integer *length; union acpi_operand_object *target; } mid; }; /* * Structure used to pass object evaluation parameters. * Purpose is to reduce CPU stack use. */ struct acpi_evaluate_info { struct acpi_namespace_node *prefix_node; char *pathname; union acpi_operand_object *obj_desc; union acpi_operand_object **parameters; struct acpi_namespace_node *resolved_node; union acpi_operand_object *return_object; u8 pass_number; u8 parameter_type; u8 return_object_type; u8 flags; }; /* Types for parameter_type above */ #define ACPI_PARAM_ARGS 0 #define ACPI_PARAM_GPE 1 /* Values for Flags above */ #define ACPI_IGNORE_RETURN_VALUE 1 /* Info used by acpi_ns_initialize_devices */ struct acpi_device_walk_info { u16 device_count; u16 num_STA; u16 num_INI; struct acpi_table_desc *table_desc; struct acpi_evaluate_info *evaluate_info; }; /* TBD: [Restructure] Merge with struct above */ struct acpi_walk_info { u32 debug_level; u32 count; acpi_owner_id owner_id; u8 display_type; }; /* Display Types */ #define ACPI_DISPLAY_SUMMARY (u8) 0 #define ACPI_DISPLAY_OBJECTS (u8) 1 #define ACPI_DISPLAY_MASK (u8) 1 #define ACPI_DISPLAY_SHORT (u8) 2 #endif |