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Diffstat (limited to 'drivers/acpi/acpica/acstruct.h')
| -rw-r--r-- | drivers/acpi/acpica/acstruct.h | 228 |
1 files changed, 228 insertions, 0 deletions
diff --git a/drivers/acpi/acpica/acstruct.h b/drivers/acpi/acpica/acstruct.h new file mode 100644 index 00000000000..7980a26bad3 --- /dev/null +++ b/drivers/acpi/acpica/acstruct.h | |||
| @@ -0,0 +1,228 @@ | |||
| 1 | /****************************************************************************** | ||
| 2 | * | ||
| 3 | * Name: acstruct.h - Internal structs | ||
| 4 | * | ||
| 5 | *****************************************************************************/ | ||
| 6 | |||
| 7 | /* | ||
| 8 | * Copyright (C) 2000 - 2008, Intel Corp. | ||
| 9 | * All rights reserved. | ||
| 10 | * | ||
| 11 | * Redistribution and use in source and binary forms, with or without | ||
| 12 | * modification, are permitted provided that the following conditions | ||
| 13 | * are met: | ||
| 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. | ||
| 25 | * | ||
| 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. | ||
| 29 | * | ||
| 30 | * NO WARRANTY | ||
| 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. | ||
| 42 | */ | ||
| 43 | |||
| 44 | #ifndef __ACSTRUCT_H__ | ||
| 45 | #define __ACSTRUCT_H__ | ||
| 46 | |||
| 47 | /* acpisrc:struct_defs -- for acpisrc conversion */ | ||
| 48 | |||
| 49 | /***************************************************************************** | ||
| 50 | * | ||
| 51 | * Tree walking typedefs and structs | ||
| 52 | * | ||
| 53 | ****************************************************************************/ | ||
| 54 | |||
| 55 | /* | ||
| 56 | * Walk state - current state of a parse tree walk. Used for both a leisurely | ||
| 57 | * stroll through the tree (for whatever reason), and for control method | ||
| 58 | * execution. | ||
| 59 | */ | ||
| 60 | #define ACPI_NEXT_OP_DOWNWARD 1 | ||
| 61 | #define ACPI_NEXT_OP_UPWARD 2 | ||
| 62 | |||
| 63 | /* | ||
| 64 | * Groups of definitions for walk_type used for different implementations of | ||
| 65 | * walkers (never simultaneously) - flags for interpreter: | ||
| 66 | */ | ||
| 67 | #define ACPI_WALK_NON_METHOD 0 | ||
| 68 | #define ACPI_WALK_METHOD 0x01 | ||
| 69 | #define ACPI_WALK_METHOD_RESTART 0x02 | ||
| 70 | |||
| 71 | /* Flags for i_aSL compiler only */ | ||
| 72 | |||
| 73 | #define ACPI_WALK_CONST_REQUIRED 0x10 | ||
| 74 | #define ACPI_WALK_CONST_OPTIONAL 0x20 | ||
| 75 | |||
| 76 | struct acpi_walk_state { | ||
| 77 | struct acpi_walk_state *next; /* Next walk_state in list */ | ||
| 78 | u8 descriptor_type; /* To differentiate various internal objs */ | ||
| 79 | u8 walk_type; | ||
| 80 | u16 opcode; /* Current AML opcode */ | ||
| 81 | u8 next_op_info; /* Info about next_op */ | ||
| 82 | u8 num_operands; /* Stack pointer for Operands[] array */ | ||
| 83 | u8 operand_index; /* Index into operand stack, to be used by acpi_ds_obj_stack_push */ | ||
| 84 | acpi_owner_id owner_id; /* Owner of objects created during the walk */ | ||
| 85 | u8 last_predicate; /* Result of last predicate */ | ||
| 86 | u8 current_result; | ||
| 87 | u8 return_used; | ||
| 88 | u8 scope_depth; | ||
| 89 | u8 pass_number; /* Parse pass during table load */ | ||
| 90 | u8 result_size; /* Total elements for the result stack */ | ||
| 91 | u8 result_count; /* Current number of occupied elements of result stack */ | ||
| 92 | u32 aml_offset; | ||
| 93 | u32 arg_types; | ||
| 94 | u32 method_breakpoint; /* For single stepping */ | ||
| 95 | u32 user_breakpoint; /* User AML breakpoint */ | ||
| 96 | u32 parse_flags; | ||
| 97 | |||
| 98 | struct acpi_parse_state parser_state; /* Current state of parser */ | ||
| 99 | u32 prev_arg_types; | ||
| 100 | u32 arg_count; /* push for fixed or var args */ | ||
| 101 | |||
| 102 | struct acpi_namespace_node arguments[ACPI_METHOD_NUM_ARGS]; /* Control method arguments */ | ||
| 103 | struct acpi_namespace_node local_variables[ACPI_METHOD_NUM_LOCALS]; /* Control method locals */ | ||
| 104 | union acpi_operand_object *operands[ACPI_OBJ_NUM_OPERANDS + 1]; /* Operands passed to the interpreter (+1 for NULL terminator) */ | ||
| 105 | union acpi_operand_object **params; | ||
| 106 | |||
| 107 | u8 *aml_last_while; | ||
| 108 | union acpi_operand_object **caller_return_desc; | ||
| 109 | union acpi_generic_state *control_state; /* List of control states (nested IFs) */ | ||
| 110 | struct acpi_namespace_node *deferred_node; /* Used when executing deferred opcodes */ | ||
| 111 | union acpi_operand_object *implicit_return_obj; | ||
| 112 | struct acpi_namespace_node *method_call_node; /* Called method Node */ | ||
| 113 | union acpi_parse_object *method_call_op; /* method_call Op if running a method */ | ||
| 114 | union acpi_operand_object *method_desc; /* Method descriptor if running a method */ | ||
| 115 | struct acpi_namespace_node *method_node; /* Method node if running a method. */ | ||
| 116 | union acpi_parse_object *op; /* Current parser op */ | ||
| 117 | const struct acpi_opcode_info *op_info; /* Info on current opcode */ | ||
| 118 | union acpi_parse_object *origin; /* Start of walk [Obsolete] */ | ||
| 119 | union acpi_operand_object *result_obj; | ||
| 120 | union acpi_generic_state *results; /* Stack of accumulated results */ | ||
| 121 | union acpi_operand_object *return_desc; /* Return object, if any */ | ||
| 122 | union acpi_generic_state *scope_info; /* Stack of nested scopes */ | ||
| 123 | union acpi_parse_object *prev_op; /* Last op that was processed */ | ||
| 124 | union acpi_parse_object *next_op; /* next op to be processed */ | ||
| 125 | struct acpi_thread_state *thread; | ||
| 126 | acpi_parse_downwards descending_callback; | ||
| 127 | acpi_parse_upwards ascending_callback; | ||
| 128 | }; | ||
| 129 | |||
| 130 | /* Info used by acpi_ps_init_objects */ | ||
| 131 | |||
| 132 | struct acpi_init_walk_info { | ||
| 133 | u16 method_count; | ||
| 134 | u16 device_count; | ||
| 135 | u16 op_region_count; | ||
| 136 | u16 field_count; | ||
| 137 | u16 buffer_count; | ||
| 138 | u16 package_count; | ||
| 139 | u16 op_region_init; | ||
| 140 | u16 field_init; | ||
| 141 | u16 buffer_init; | ||
| 142 | u16 package_init; | ||
| 143 | u16 object_count; | ||
| 144 | acpi_owner_id owner_id; | ||
| 145 | u32 table_index; | ||
| 146 | }; | ||
| 147 | |||
| 148 | struct acpi_get_devices_info { | ||
| 149 | acpi_walk_callback user_function; | ||
| 150 | void *context; | ||
| 151 | const char *hid; | ||
| 152 | }; | ||
| 153 | |||
| 154 | union acpi_aml_operands { | ||
| 155 | union acpi_operand_object *operands[7]; | ||
| 156 | |||
| 157 | struct { | ||
| 158 | struct acpi_object_integer *type; | ||
| 159 | struct acpi_object_integer *code; | ||
| 160 | struct acpi_object_integer *argument; | ||
| 161 | |||
| 162 | } fatal; | ||
| 163 | |||
| 164 | struct { | ||
| 165 | union acpi_operand_object *source; | ||
| 166 | struct acpi_object_integer *index; | ||
| 167 | union acpi_operand_object *target; | ||
| 168 | |||
| 169 | } index; | ||
| 170 | |||
| 171 | struct { | ||
| 172 | union acpi_operand_object *source; | ||
| 173 | struct acpi_object_integer *index; | ||
| 174 | struct acpi_object_integer *length; | ||
| 175 | union acpi_operand_object *target; | ||
| 176 | |||
| 177 | } mid; | ||
| 178 | }; | ||
| 179 | |||
| 180 | /* | ||
| 181 | * Structure used to pass object evaluation parameters. | ||
| 182 | * Purpose is to reduce CPU stack use. | ||
| 183 | */ | ||
| 184 | struct acpi_evaluate_info { | ||
| 185 | struct acpi_namespace_node *prefix_node; | ||
| 186 | char *pathname; | ||
| 187 | union acpi_operand_object *obj_desc; | ||
| 188 | union acpi_operand_object **parameters; | ||
| 189 | struct acpi_namespace_node *resolved_node; | ||
| 190 | union acpi_operand_object *return_object; | ||
| 191 | u8 param_count; | ||
| 192 | u8 pass_number; | ||
| 193 | u8 return_object_type; | ||
| 194 | u8 flags; | ||
| 195 | }; | ||
| 196 | |||
| 197 | /* Values for Flags above */ | ||
| 198 | |||
| 199 | #define ACPI_IGNORE_RETURN_VALUE 1 | ||
| 200 | |||
| 201 | /* Info used by acpi_ns_initialize_devices */ | ||
| 202 | |||
| 203 | struct acpi_device_walk_info { | ||
| 204 | u16 device_count; | ||
| 205 | u16 num_STA; | ||
| 206 | u16 num_INI; | ||
| 207 | struct acpi_table_desc *table_desc; | ||
| 208 | struct acpi_evaluate_info *evaluate_info; | ||
| 209 | }; | ||
| 210 | |||
| 211 | /* TBD: [Restructure] Merge with struct above */ | ||
| 212 | |||
| 213 | struct acpi_walk_info { | ||
| 214 | u32 debug_level; | ||
| 215 | u32 count; | ||
| 216 | acpi_owner_id owner_id; | ||
| 217 | u8 display_type; | ||
| 218 | }; | ||
| 219 | |||
| 220 | /* Display Types */ | ||
| 221 | |||
| 222 | #define ACPI_DISPLAY_SUMMARY (u8) 0 | ||
| 223 | #define ACPI_DISPLAY_OBJECTS (u8) 1 | ||
| 224 | #define ACPI_DISPLAY_MASK (u8) 1 | ||
| 225 | |||
| 226 | #define ACPI_DISPLAY_SHORT (u8) 2 | ||
| 227 | |||
| 228 | #endif | ||
