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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 000000000000..7980a26bad35 --- /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 | ||