aclocal.h 30.2 KB
Newer Older
Linus Torvalds's avatar
Linus Torvalds committed
1
2
3
4
5
6
7
/******************************************************************************
 *
 * Name: aclocal.h - Internal data types used across the ACPI subsystem
 *
 *****************************************************************************/

/*
Bob Moore's avatar
Bob Moore committed
8
 * Copyright (C) 2000 - 2006, R. Byron Moore
Linus Torvalds's avatar
Linus Torvalds committed
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
 * 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 __ACLOCAL_H__
#define __ACLOCAL_H__

Bob Moore's avatar
Bob Moore committed
47
48
/* acpisrc:struct_defs -- for acpisrc conversion */

Len Brown's avatar
Len Brown committed
49
#define ACPI_WAIT_FOREVER               0xFFFF	/* u16, as per ACPI spec */
Bob Moore's avatar
Bob Moore committed
50
51
#define ACPI_DO_NOT_WAIT                0
#define ACPI_SERIALIZED                 0xFF
Linus Torvalds's avatar
Linus Torvalds committed
52

Len Brown's avatar
Len Brown committed
53
typedef u32 acpi_mutex_handle;
Bob Moore's avatar
Bob Moore committed
54
#define ACPI_GLOBAL_LOCK                (acpi_semaphore) (-1)
Linus Torvalds's avatar
Linus Torvalds committed
55
56
57
58
59

/* Total number of aml opcodes defined */

#define AML_NUM_OPCODES                 0x7F

60
61
/* Forward declarations */

Len Brown's avatar
Len Brown committed
62
struct acpi_walk_state;
63
struct acpi_obj_mutex;
Len Brown's avatar
Len Brown committed
64
union acpi_parse_object;
65

Linus Torvalds's avatar
Linus Torvalds committed
66
67
68
69
70
71
72
73
74
75
/*****************************************************************************
 *
 * Mutex typedefs and structs
 *
 ****************************************************************************/

/*
 * Predefined handles for the mutex objects used within the subsystem
 * All mutex objects are automatically created by acpi_ut_mutex_initialize.
 *
Bob Moore's avatar
Bob Moore committed
76
 * The acquire/release ordering protocol is implied via this list. Mutexes
Linus Torvalds's avatar
Linus Torvalds committed
77
78
 * with a lower value must be acquired before mutexes with a higher value.
 *
Bob Moore's avatar
Bob Moore committed
79
80
 * NOTE: any changes here must be reflected in the acpi_gbl_mutex_names
 * table below also!
Linus Torvalds's avatar
Linus Torvalds committed
81
 */
Bob Moore's avatar
Bob Moore committed
82
#define ACPI_MTX_INTERPRETER            0	/* AML Interpreter, main lock */
Bob Moore's avatar
Bob Moore committed
83
84
85
86
87
88
89
90
91
#define ACPI_MTX_TABLES                 1	/* Data for ACPI tables */
#define ACPI_MTX_NAMESPACE              2	/* ACPI Namespace */
#define ACPI_MTX_EVENTS                 3	/* Data for ACPI events */
#define ACPI_MTX_CACHES                 4	/* Internal caches, general purposes */
#define ACPI_MTX_MEMORY                 5	/* Debug memory tracking lists */
#define ACPI_MTX_DEBUG_CMD_COMPLETE     6	/* AML debugger */
#define ACPI_MTX_DEBUG_CMD_READY        7	/* AML debugger */

#define ACPI_MAX_MUTEX                  7
Bob Moore's avatar
Bob Moore committed
92
#define ACPI_NUM_MUTEX                  ACPI_MAX_MUTEX+1
Linus Torvalds's avatar
Linus Torvalds committed
93
94
95
96

#if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER)
#ifdef DEFINE_ACPI_GLOBALS

Bob Moore's avatar
Bob Moore committed
97
/* Debug names for the mutexes above */
Linus Torvalds's avatar
Linus Torvalds committed
98

Bob Moore's avatar
Bob Moore committed
99
static char *acpi_gbl_mutex_names[ACPI_NUM_MUTEX] = {
Linus Torvalds's avatar
Linus Torvalds committed
100
101
102
103
104
105
	"ACPI_MTX_Interpreter",
	"ACPI_MTX_Tables",
	"ACPI_MTX_Namespace",
	"ACPI_MTX_Events",
	"ACPI_MTX_Caches",
	"ACPI_MTX_Memory",
Bob Moore's avatar
Bob Moore committed
106
107
	"ACPI_MTX_CommandComplete",
	"ACPI_MTX_CommandReady"
Linus Torvalds's avatar
Linus Torvalds committed
108
109
110
111
112
};

#endif
#endif

Bob Moore's avatar
Bob Moore committed
113
114
115
116
117
118
119
120
121
122
/*
 * Predefined handles for spinlocks used within the subsystem.
 * These spinlocks are created by acpi_ut_mutex_initialize
 */
#define ACPI_LOCK_GPES                  0
#define ACPI_LOCK_HARDWARE              1

#define ACPI_MAX_LOCK                   1
#define ACPI_NUM_LOCK                   ACPI_MAX_LOCK+1

123
124
/* Owner IDs are used to track namespace nodes for selective deletion */

Len Brown's avatar
Len Brown committed
125
typedef u8 acpi_owner_id;
126
127
128
129
#define ACPI_OWNER_ID_MAX               0xFF

/* This Thread ID means that the mutex is not in use (unlocked) */

130
#define ACPI_MUTEX_NOT_ACQUIRED         (acpi_thread_id) 0
131

Linus Torvalds's avatar
Linus Torvalds committed
132
133
/* Table for the global mutexes */

Len Brown's avatar
Len Brown committed
134
135
136
struct acpi_mutex_info {
	acpi_mutex mutex;
	u32 use_count;
Bob Moore's avatar
Bob Moore committed
137
	acpi_thread_id thread_id;
Linus Torvalds's avatar
Linus Torvalds committed
138
139
140
141
142
143
144
145
146
147
148
149
150
151
};

/* Lock flag parameter for various interfaces */

#define ACPI_MTX_DO_NOT_LOCK            0
#define ACPI_MTX_LOCK                   1

/* Field access granularities */

#define ACPI_FIELD_BYTE_GRANULARITY     1
#define ACPI_FIELD_WORD_GRANULARITY     2
#define ACPI_FIELD_DWORD_GRANULARITY    4
#define ACPI_FIELD_QWORD_GRANULARITY    8

Bob Moore's avatar
Bob Moore committed
152
153
#define ACPI_ENTRY_NOT_FOUND            NULL

Linus Torvalds's avatar
Linus Torvalds committed
154
155
156
157
158
159
160
161
/*****************************************************************************
 *
 * Namespace typedefs and structs
 *
 ****************************************************************************/

/* Operational modes of the AML interpreter/scanner */

Len Brown's avatar
Len Brown committed
162
163
164
165
typedef enum {
	ACPI_IMODE_LOAD_PASS1 = 0x01,
	ACPI_IMODE_LOAD_PASS2 = 0x02,
	ACPI_IMODE_EXECUTE = 0x0E
Linus Torvalds's avatar
Linus Torvalds committed
166
167
} acpi_interpreter_mode;

Len Brown's avatar
Len Brown committed
168
169
170
171
172
union acpi_name_union {
	u32 integer;
	char ascii[4];
};

Bob Moore's avatar
Bob Moore committed
173
174
175
176
177
178
/*
 * The Namespace Node describes a named object that appears in the AML.
 * descriptor_type is used to differentiate between internal descriptors.
 *
 * The node is optimized for both 32-bit and 64-bit platforms:
 * 20 bytes for the 32-bit case, 32 bytes for the 64-bit case.
Bob Moore's avatar
Bob Moore committed
179
180
181
182
 *
 * Note: The descriptor_type and Type fields must appear in the identical
 * position in both the struct acpi_namespace_node and union acpi_operand_object
 * structures.
Bob Moore's avatar
Bob Moore committed
183
 */
Len Brown's avatar
Len Brown committed
184
struct acpi_namespace_node {
Bob Moore's avatar
Bob Moore committed
185
186
	union acpi_operand_object *object;	/* Interpreter object */
	u8 descriptor_type;	/* Differentiate object descriptor types */
Bob Moore's avatar
Bob Moore committed
187
	u8 type;		/* ACPI Type associated with this name */
Bob Moore's avatar
Bob Moore committed
188
189
	u8 flags;		/* Miscellaneous flags */
	acpi_owner_id owner_id;	/* Node creator */
Len Brown's avatar
Len Brown committed
190
191
	union acpi_name_union name;	/* ACPI Name, always 4 chars per ACPI spec */
	struct acpi_namespace_node *child;	/* First child */
Bob Moore's avatar
Bob Moore committed
192
	struct acpi_namespace_node *peer;	/* Peer. Parent if ANOBJ_END_OF_PEER_LIST set */
193

Bob Moore's avatar
Bob Moore committed
194
195
196
	/*
	 * The following fields are used by the ASL compiler and disassembler only
	 */
Bob Moore's avatar
Bob Moore committed
197
#ifdef ACPI_LARGE_NAMESPACE_NODE
Len Brown's avatar
Len Brown committed
198
	union acpi_parse_object *op;
Bob Moore's avatar
Bob Moore committed
199
	u32 value;
Bob Moore's avatar
Bob Moore committed
200
	u32 length;
201
#endif
Linus Torvalds's avatar
Linus Torvalds committed
202
203
};

Bob Moore's avatar
Bob Moore committed
204
/* Namespace Node flags */
Linus Torvalds's avatar
Linus Torvalds committed
205

Bob Moore's avatar
Bob Moore committed
206
#define ANOBJ_END_OF_PEER_LIST          0x01	/* End-of-list, Peer field points to parent */
Bob Moore's avatar
Bob Moore committed
207
#define ANOBJ_RESERVED                  0x02	/* Available for future use */
Bob Moore's avatar
Bob Moore committed
208
209
#define ANOBJ_METHOD_ARG                0x04	/* Node is a method argument */
#define ANOBJ_METHOD_LOCAL              0x08	/* Node is a method local */
Bob Moore's avatar
Bob Moore committed
210
211
#define ANOBJ_SUBTREE_HAS_INI           0x10	/* Used to optimize device initialization */

Bob Moore's avatar
Bob Moore committed
212
213
214
215
216
#define ANOBJ_IS_EXTERNAL               0x08	/* i_aSL only: This object created via External() */
#define ANOBJ_METHOD_NO_RETVAL          0x10	/* i_aSL only: Method has no return value */
#define ANOBJ_METHOD_SOME_NO_RETVAL     0x20	/* i_aSL only: Method has at least one return value */
#define ANOBJ_IS_BIT_OFFSET             0x40	/* i_aSL only: Reference is a bit offset */
#define ANOBJ_IS_REFERENCED             0x80	/* i_aSL only: Object was referenced */
Linus Torvalds's avatar
Linus Torvalds committed
217
218
219
220

/*
 * ACPI Table Descriptor.  One per ACPI table
 */
Len Brown's avatar
Len Brown committed
221
222
223
224
225
226
227
228
struct acpi_table_desc {
	struct acpi_table_desc *prev;
	struct acpi_table_desc *next;
	struct acpi_table_desc *installed_desc;
	struct acpi_table_header *pointer;
	u8 *aml_start;
	u64 physical_address;
	acpi_size length;
Bob Moore's avatar
Bob Moore committed
229
	u32 aml_length;
Len Brown's avatar
Len Brown committed
230
231
232
233
	acpi_owner_id owner_id;
	u8 type;
	u8 allocation;
	u8 loaded_into_namespace;
Linus Torvalds's avatar
Linus Torvalds committed
234
235
};

Len Brown's avatar
Len Brown committed
236
237
238
struct acpi_table_list {
	struct acpi_table_desc *next;
	u32 count;
Linus Torvalds's avatar
Linus Torvalds committed
239
240
};

Len Brown's avatar
Len Brown committed
241
242
243
244
struct acpi_find_context {
	char *search_for;
	acpi_handle *list;
	u32 *count;
Linus Torvalds's avatar
Linus Torvalds committed
245
246
};

Len Brown's avatar
Len Brown committed
247
248
struct acpi_ns_search_data {
	struct acpi_namespace_node *node;
Linus Torvalds's avatar
Linus Torvalds committed
249
250
251
252
253
};

/*
 * Predefined Namespace items
 */
Len Brown's avatar
Len Brown committed
254
255
256
257
struct acpi_predefined_names {
	char *name;
	u8 type;
	char *val;
Linus Torvalds's avatar
Linus Torvalds committed
258
259
260
261
262
263
264
265
266
};

/* Object types used during package copies */

#define ACPI_COPY_TYPE_SIMPLE           0
#define ACPI_COPY_TYPE_PACKAGE          1

/* Info structure used to convert external<->internal namestrings */

Len Brown's avatar
Len Brown committed
267
268
269
270
271
272
273
274
struct acpi_namestring_info {
	char *external_name;
	char *next_external_char;
	char *internal_name;
	u32 length;
	u32 num_segments;
	u32 num_carats;
	u8 fully_qualified;
Linus Torvalds's avatar
Linus Torvalds committed
275
276
277
278
};

/* Field creation info */

Len Brown's avatar
Len Brown committed
279
280
281
282
283
284
285
286
287
288
289
struct acpi_create_field_info {
	struct acpi_namespace_node *region_node;
	struct acpi_namespace_node *field_node;
	struct acpi_namespace_node *register_node;
	struct acpi_namespace_node *data_register_node;
	u32 bank_value;
	u32 field_bit_position;
	u32 field_bit_length;
	u8 field_flags;
	u8 attribute;
	u8 field_type;
Linus Torvalds's avatar
Linus Torvalds committed
290
291
};

Bob Moore's avatar
Bob Moore committed
292
293
294
typedef
acpi_status(*ACPI_INTERNAL_METHOD) (struct acpi_walk_state * walk_state);

Bob Moore's avatar
Bob Moore committed
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
/*
 * Bitmapped ACPI types.  Used internally only
 */
#define ACPI_BTYPE_ANY                  0x00000000
#define ACPI_BTYPE_INTEGER              0x00000001
#define ACPI_BTYPE_STRING               0x00000002
#define ACPI_BTYPE_BUFFER               0x00000004
#define ACPI_BTYPE_PACKAGE              0x00000008
#define ACPI_BTYPE_FIELD_UNIT           0x00000010
#define ACPI_BTYPE_DEVICE               0x00000020
#define ACPI_BTYPE_EVENT                0x00000040
#define ACPI_BTYPE_METHOD               0x00000080
#define ACPI_BTYPE_MUTEX                0x00000100
#define ACPI_BTYPE_REGION               0x00000200
#define ACPI_BTYPE_POWER                0x00000400
#define ACPI_BTYPE_PROCESSOR            0x00000800
#define ACPI_BTYPE_THERMAL              0x00001000
#define ACPI_BTYPE_BUFFER_FIELD         0x00002000
#define ACPI_BTYPE_DDB_HANDLE           0x00004000
#define ACPI_BTYPE_DEBUG_OBJECT         0x00008000
#define ACPI_BTYPE_REFERENCE            0x00010000
#define ACPI_BTYPE_RESOURCE             0x00020000

#define ACPI_BTYPE_COMPUTE_DATA         (ACPI_BTYPE_INTEGER | ACPI_BTYPE_STRING | ACPI_BTYPE_BUFFER)

#define ACPI_BTYPE_DATA                 (ACPI_BTYPE_COMPUTE_DATA  | ACPI_BTYPE_PACKAGE)
#define ACPI_BTYPE_DATA_REFERENCE       (ACPI_BTYPE_DATA | ACPI_BTYPE_REFERENCE | ACPI_BTYPE_DDB_HANDLE)
#define ACPI_BTYPE_DEVICE_OBJECTS       (ACPI_BTYPE_DEVICE | ACPI_BTYPE_THERMAL | ACPI_BTYPE_PROCESSOR)
#define ACPI_BTYPE_OBJECTS_AND_REFS     0x0001FFFF	/* ARG or LOCAL */
#define ACPI_BTYPE_ALL_OBJECTS          0x0000FFFF

Linus Torvalds's avatar
Linus Torvalds committed
326
327
328
329
330
331
332
333
/*****************************************************************************
 *
 * Event typedefs and structs
 *
 ****************************************************************************/

/* Dispatch info for each GPE -- either a method or handler, cannot be both */

Len Brown's avatar
Len Brown committed
334
335
336
337
struct acpi_handler_info {
	acpi_event_handler address;	/* Address of handler, if any */
	void *context;		/* Context to be passed to handler */
	struct acpi_namespace_node *method_node;	/* Method node for this GPE level (saved) */
Linus Torvalds's avatar
Linus Torvalds committed
338
339
};

Len Brown's avatar
Len Brown committed
340
341
342
union acpi_gpe_dispatch_info {
	struct acpi_namespace_node *method_node;	/* Method node for this GPE level */
	struct acpi_handler_info *handler;
Linus Torvalds's avatar
Linus Torvalds committed
343
344
345
346
347
348
};

/*
 * Information about a GPE, one per each GPE in an array.
 * NOTE: Important to keep this struct as small as possible.
 */
Len Brown's avatar
Len Brown committed
349
350
351
352
353
struct acpi_gpe_event_info {
	union acpi_gpe_dispatch_info dispatch;	/* Either Method or Handler */
	struct acpi_gpe_register_info *register_info;	/* Backpointer to register info */
	u8 flags;		/* Misc info about this GPE */
	u8 register_bit;	/* This GPE bit within the register */
Linus Torvalds's avatar
Linus Torvalds committed
354
355
356
357
};

/* Information about a GPE register pair, one per each status/enable pair in an array */

Len Brown's avatar
Len Brown committed
358
359
360
361
362
363
struct acpi_gpe_register_info {
	struct acpi_generic_address status_address;	/* Address of status reg */
	struct acpi_generic_address enable_address;	/* Address of enable reg */
	u8 enable_for_wake;	/* GPEs to keep enabled when sleeping */
	u8 enable_for_run;	/* GPEs to keep enabled when running */
	u8 base_gpe_number;	/* Base GPE number for this register */
Linus Torvalds's avatar
Linus Torvalds committed
364
365
366
367
368
369
};

/*
 * Information about a GPE register block, one per each installed block --
 * GPE0, GPE1, and one per each installed GPE Block Device.
 */
Len Brown's avatar
Len Brown committed
370
371
372
373
374
375
376
377
378
379
struct acpi_gpe_block_info {
	struct acpi_namespace_node *node;
	struct acpi_gpe_block_info *previous;
	struct acpi_gpe_block_info *next;
	struct acpi_gpe_xrupt_info *xrupt_block;	/* Backpointer to interrupt block */
	struct acpi_gpe_register_info *register_info;	/* One per GPE register pair */
	struct acpi_gpe_event_info *event_info;	/* One for each GPE */
	struct acpi_generic_address block_address;	/* Base address of the block */
	u32 register_count;	/* Number of register pairs in block */
	u8 block_base_number;	/* Base GPE number for this block */
Linus Torvalds's avatar
Linus Torvalds committed
380
381
382
383
};

/* Information about GPE interrupt handlers, one per each interrupt level used for GPEs */

Len Brown's avatar
Len Brown committed
384
385
386
387
388
struct acpi_gpe_xrupt_info {
	struct acpi_gpe_xrupt_info *previous;
	struct acpi_gpe_xrupt_info *next;
	struct acpi_gpe_block_info *gpe_block_list_head;	/* List of GPE blocks for this xrupt */
	u32 interrupt_number;	/* System interrupt number */
Linus Torvalds's avatar
Linus Torvalds committed
389
390
};

Len Brown's avatar
Len Brown committed
391
392
393
struct acpi_gpe_walk_info {
	struct acpi_namespace_node *gpe_device;
	struct acpi_gpe_block_info *gpe_block;
Linus Torvalds's avatar
Linus Torvalds committed
394
395
};

Bob Moore's avatar
Bob Moore committed
396
typedef acpi_status(*acpi_gpe_callback) (struct acpi_gpe_xrupt_info *
Len Brown's avatar
Len Brown committed
397
398
399
					 gpe_xrupt_info,
					 struct acpi_gpe_block_info *
					 gpe_block);
Linus Torvalds's avatar
Linus Torvalds committed
400
401
402

/* Information about each particular fixed event */

Len Brown's avatar
Len Brown committed
403
404
405
struct acpi_fixed_event_handler {
	acpi_event_handler handler;	/* Address of handler. */
	void *context;		/* Context to be passed to handler */
Linus Torvalds's avatar
Linus Torvalds committed
406
407
};

Len Brown's avatar
Len Brown committed
408
409
410
411
412
struct acpi_fixed_event_info {
	u8 status_register_id;
	u8 enable_register_id;
	u16 status_bit_mask;
	u16 enable_bit_mask;
Linus Torvalds's avatar
Linus Torvalds committed
413
414
415
416
};

/* Information used during field processing */

Len Brown's avatar
Len Brown committed
417
418
419
420
struct acpi_field_info {
	u8 skip_field;
	u8 field_flag;
	u32 pkg_length;
Linus Torvalds's avatar
Linus Torvalds committed
421
422
423
424
425
426
427
428
429
430
431
432
433
434
};

/*****************************************************************************
 *
 * Generic "state" object for stacks
 *
 ****************************************************************************/

#define ACPI_CONTROL_NORMAL                  0xC0
#define ACPI_CONTROL_CONDITIONAL_EXECUTING   0xC1
#define ACPI_CONTROL_PREDICATE_EXECUTING     0xC2
#define ACPI_CONTROL_PREDICATE_FALSE         0xC3
#define ACPI_CONTROL_PREDICATE_TRUE          0xC4

Bob Moore's avatar
Bob Moore committed
435
436
437
438
439
440
441
442
#define ACPI_STATE_COMMON \
	void                            *next; \
	u8                              descriptor_type; /* To differentiate various internal objs */\
	u8                              flags; \
	u16                             value; \
	u16                             state;

	/* There are 2 bytes available here until the next natural alignment boundary */
Linus Torvalds's avatar
Linus Torvalds committed
443

Len Brown's avatar
Len Brown committed
444
445
struct acpi_common_state {
ACPI_STATE_COMMON};
Linus Torvalds's avatar
Linus Torvalds committed
446
447
448
449

/*
 * Update state - used to traverse complex objects such as packages
 */
Len Brown's avatar
Len Brown committed
450
451
struct acpi_update_state {
	ACPI_STATE_COMMON union acpi_operand_object *object;
Linus Torvalds's avatar
Linus Torvalds committed
452
453
454
455
456
};

/*
 * Pkg state - used to traverse nested package structures
 */
Len Brown's avatar
Len Brown committed
457
struct acpi_pkg_state {
Bob Moore's avatar
Bob Moore committed
458
459
	ACPI_STATE_COMMON u16 index;
	union acpi_operand_object *source_object;
Len Brown's avatar
Len Brown committed
460
461
462
463
	union acpi_operand_object *dest_object;
	struct acpi_walk_state *walk_state;
	void *this_target_obj;
	u32 num_packages;
Linus Torvalds's avatar
Linus Torvalds committed
464
465
466
467
468
469
};

/*
 * Control state - one per if/else and while constructs.
 * Allows nesting of these constructs
 */
Len Brown's avatar
Len Brown committed
470
struct acpi_control_state {
Bob Moore's avatar
Bob Moore committed
471
472
	ACPI_STATE_COMMON u16 opcode;
	union acpi_parse_object *predicate_op;
Len Brown's avatar
Len Brown committed
473
474
	u8 *aml_predicate_start;	/* Start of if/while predicate */
	u8 *package_end;	/* End of if/while block */
Linus Torvalds's avatar
Linus Torvalds committed
475
476
477
478
479
};

/*
 * Scope state - current scope during namespace lookups
 */
Len Brown's avatar
Len Brown committed
480
481
struct acpi_scope_state {
	ACPI_STATE_COMMON struct acpi_namespace_node *node;
Linus Torvalds's avatar
Linus Torvalds committed
482
483
};

Len Brown's avatar
Len Brown committed
484
struct acpi_pscope_state {
Bob Moore's avatar
Bob Moore committed
485
	ACPI_STATE_COMMON u32 arg_count;	/* Number of fixed arguments */
Bob Moore's avatar
Bob Moore committed
486
	union acpi_parse_object *op;	/* Current op being parsed */
Len Brown's avatar
Len Brown committed
487
488
489
	u8 *arg_end;		/* Current argument end */
	u8 *pkg_end;		/* Current package end */
	u32 arg_list;		/* Next argument to parse */
Linus Torvalds's avatar
Linus Torvalds committed
490
491
492
493
494
495
};

/*
 * Thread state - one per thread across multiple walk states.  Multiple walk
 * states are created when there are nested control methods executing.
 */
Len Brown's avatar
Len Brown committed
496
struct acpi_thread_state {
Bob Moore's avatar
Bob Moore committed
497
498
	ACPI_STATE_COMMON u8 current_sync_level;	/* Mutex Sync (nested acquire) level */
	struct acpi_walk_state *walk_state_list;	/* Head of list of walk_states for this thread */
Len Brown's avatar
Len Brown committed
499
	union acpi_operand_object *acquired_mutex_list;	/* List of all currently acquired mutexes */
Bob Moore's avatar
Bob Moore committed
500
	acpi_thread_id thread_id;	/* Running thread ID */
Linus Torvalds's avatar
Linus Torvalds committed
501
502
503
504
505
506
};

/*
 * Result values - used to accumulate the results of nested
 * AML arguments
 */
Len Brown's avatar
Len Brown committed
507
struct acpi_result_values {
Bob Moore's avatar
Bob Moore committed
508
	ACPI_STATE_COMMON u8 num_results;
Len Brown's avatar
Len Brown committed
509
	u8 last_insert;
Bob Moore's avatar
Bob Moore committed
510
	union acpi_operand_object *obj_desc[ACPI_OBJ_NUM_OPERANDS];
Linus Torvalds's avatar
Linus Torvalds committed
511
512
513
};

typedef
Len Brown's avatar
Len Brown committed
514
515
acpi_status(*acpi_parse_downwards) (struct acpi_walk_state * walk_state,
				    union acpi_parse_object ** out_op);
Linus Torvalds's avatar
Linus Torvalds committed
516

Len Brown's avatar
Len Brown committed
517
typedef acpi_status(*acpi_parse_upwards) (struct acpi_walk_state * walk_state);
Linus Torvalds's avatar
Linus Torvalds committed
518
519
520
521
522

/*
 * Notify info - used to pass info to the deferred notify
 * handler/dispatcher.
 */
Len Brown's avatar
Len Brown committed
523
524
525
struct acpi_notify_info {
	ACPI_STATE_COMMON struct acpi_namespace_node *node;
	union acpi_operand_object *handler_obj;
Linus Torvalds's avatar
Linus Torvalds committed
526
527
528
529
};

/* Generic state is union of structs above */

Len Brown's avatar
Len Brown committed
530
531
532
533
534
535
536
537
538
539
union acpi_generic_state {
	struct acpi_common_state common;
	struct acpi_control_state control;
	struct acpi_update_state update;
	struct acpi_scope_state scope;
	struct acpi_pscope_state parse_scope;
	struct acpi_pkg_state pkg;
	struct acpi_thread_state thread;
	struct acpi_result_values results;
	struct acpi_notify_info notify;
Linus Torvalds's avatar
Linus Torvalds committed
540
541
542
543
544
545
546
547
};

/*****************************************************************************
 *
 * Interpreter typedefs and structs
 *
 ****************************************************************************/

Len Brown's avatar
Len Brown committed
548
typedef acpi_status(*ACPI_EXECUTE_OP) (struct acpi_walk_state * walk_state);
Linus Torvalds's avatar
Linus Torvalds committed
549
550
551
552
553
554
555
556
557
558

/*****************************************************************************
 *
 * Parser typedefs and structs
 *
 ****************************************************************************/

/*
 * AML opcode, name, and argument layout
 */
Len Brown's avatar
Len Brown committed
559
struct acpi_opcode_info {
Linus Torvalds's avatar
Linus Torvalds committed
560
#if defined(ACPI_DISASSEMBLER) || defined(ACPI_DEBUG_OUTPUT)
Len Brown's avatar
Len Brown committed
561
	char *name;		/* Opcode name (disassembler/debug only) */
Linus Torvalds's avatar
Linus Torvalds committed
562
#endif
Len Brown's avatar
Len Brown committed
563
564
	u32 parse_args;		/* Grammar/Parse time arguments */
	u32 runtime_args;	/* Interpret time arguments */
Bob Moore's avatar
Bob Moore committed
565
	u16 flags;		/* Misc flags */
Len Brown's avatar
Len Brown committed
566
567
568
	u8 object_type;		/* Corresponding internal object type */
	u8 class;		/* Opcode class */
	u8 type;		/* Opcode type */
Linus Torvalds's avatar
Linus Torvalds committed
569
570
};

Len Brown's avatar
Len Brown committed
571
572
573
574
575
576
577
578
union acpi_parse_value {
	acpi_integer integer;	/* Integer constant (Up to 64 bits) */
	struct uint64_struct integer64;	/* Structure overlay for 2 32-bit Dwords */
	u32 size;		/* bytelist or field size */
	char *string;		/* NULL terminated string */
	u8 *buffer;		/* buffer or string */
	char *name;		/* NULL terminated string */
	union acpi_parse_object *arg;	/* arguments and contained ops */
Linus Torvalds's avatar
Linus Torvalds committed
579
580
581
};

#define ACPI_PARSE_COMMON \
Bob Moore's avatar
Bob Moore committed
582
583
584
585
586
587
588
589
	union acpi_parse_object         *parent;        /* Parent op */\
	u8                              descriptor_type; /* To differentiate various internal objs */\
	u8                              flags;          /* Type of Op */\
	u16                             aml_opcode;     /* AML opcode */\
	u32                             aml_offset;     /* Offset of declaration in AML */\
	union acpi_parse_object         *next;          /* Next op */\
	struct acpi_namespace_node      *node;          /* For use by interpreter */\
	union acpi_parse_value          value;          /* Value or args associated with the opcode */\
Linus Torvalds's avatar
Linus Torvalds committed
590
	ACPI_DISASM_ONLY_MEMBERS (\
Bob Moore's avatar
Bob Moore committed
591
592
593
594
595
596
597
598
599
600
	u8                              disasm_flags;   /* Used during AML disassembly */\
	u8                              disasm_opcode;  /* Subtype used for disassembly */\
	char                            aml_op_name[16])	/* Op name (debug only) */

#define ACPI_DASM_BUFFER                0x00
#define ACPI_DASM_RESOURCE              0x01
#define ACPI_DASM_STRING                0x02
#define ACPI_DASM_UNICODE               0x03
#define ACPI_DASM_EISAID                0x04
#define ACPI_DASM_MATCHOP               0x05
Bob Moore's avatar
Bob Moore committed
601
602
603
#define ACPI_DASM_LNOT_PREFIX           0x06
#define ACPI_DASM_LNOT_SUFFIX           0x07
#define ACPI_DASM_IGNORE                0x08
Linus Torvalds's avatar
Linus Torvalds committed
604
605

/*
Bob Moore's avatar
Bob Moore committed
606
 * Generic operation (for example:  If, While, Store)
Linus Torvalds's avatar
Linus Torvalds committed
607
 */
Len Brown's avatar
Len Brown committed
608
609
struct acpi_parse_obj_common {
ACPI_PARSE_COMMON};
Linus Torvalds's avatar
Linus Torvalds committed
610
611
612
613
614

/*
 * Extended Op for named ops (Scope, Method, etc.), deferred ops (Methods and op_regions),
 * and bytelists.
 */
Len Brown's avatar
Len Brown committed
615
616
617
618
619
struct acpi_parse_obj_named {
	ACPI_PARSE_COMMON u8 * path;
	u8 *data;		/* AML body or bytelist data */
	u32 length;		/* AML length */
	u32 name;		/* 4-byte name or zero if no name */
Linus Torvalds's avatar
Linus Torvalds committed
620
621
};

Bob Moore's avatar
Bob Moore committed
622
/* This version is used by the i_aSL compiler only */
Linus Torvalds's avatar
Linus Torvalds committed
623

Bob Moore's avatar
Bob Moore committed
624
625
#define ACPI_MAX_PARSEOP_NAME   20

Len Brown's avatar
Len Brown committed
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
struct acpi_parse_obj_asl {
	ACPI_PARSE_COMMON union acpi_parse_object *child;
	union acpi_parse_object *parent_method;
	char *filename;
	char *external_name;
	char *namepath;
	char name_seg[4];
	u32 extra_value;
	u32 column;
	u32 line_number;
	u32 logical_line_number;
	u32 logical_byte_offset;
	u32 end_line;
	u32 end_logical_line;
	u32 acpi_btype;
	u32 aml_length;
	u32 aml_subtree_length;
	u32 final_aml_length;
	u32 final_aml_offset;
	u32 compile_flags;
	u16 parse_opcode;
	u8 aml_opcode_length;
	u8 aml_pkg_len_bytes;
	u8 extra;
Bob Moore's avatar
Bob Moore committed
650
	char parse_op_name[ACPI_MAX_PARSEOP_NAME];
Len Brown's avatar
Len Brown committed
651
652
653
654
655
656
};

union acpi_parse_object {
	struct acpi_parse_obj_common common;
	struct acpi_parse_obj_named named;
	struct acpi_parse_obj_asl asl;
Linus Torvalds's avatar
Linus Torvalds committed
657
658
659
660
661
662
};

/*
 * Parse state - one state per parser invocation and each control
 * method.
 */
Len Brown's avatar
Len Brown committed
663
664
665
666
667
668
669
670
671
672
struct acpi_parse_state {
	u8 *aml_start;		/* First AML byte */
	u8 *aml;		/* Next AML byte */
	u8 *aml_end;		/* (last + 1) AML byte */
	u8 *pkg_start;		/* Current package begin */
	u8 *pkg_end;		/* Current package end */
	union acpi_parse_object *start_op;	/* Root of parse tree */
	struct acpi_namespace_node *start_node;
	union acpi_generic_state *scope;	/* Current scope */
	union acpi_parse_object *start_scope;
Bob Moore's avatar
Bob Moore committed
673
	u32 aml_size;
Linus Torvalds's avatar
Linus Torvalds committed
674
675
676
677
};

/* Parse object flags */

Bob Moore's avatar
Bob Moore committed
678
679
680
681
682
#define ACPI_PARSEOP_GENERIC            0x01
#define ACPI_PARSEOP_NAMED              0x02
#define ACPI_PARSEOP_DEFERRED           0x04
#define ACPI_PARSEOP_BYTELIST           0x08
#define ACPI_PARSEOP_IN_CACHE           0x80
Linus Torvalds's avatar
Linus Torvalds committed
683
684
685

/* Parse object disasm_flags */

Bob Moore's avatar
Bob Moore committed
686
687
688
689
#define ACPI_PARSEOP_IGNORE             0x01
#define ACPI_PARSEOP_PARAMLIST          0x02
#define ACPI_PARSEOP_EMPTY_TERMLIST     0x04
#define ACPI_PARSEOP_SPECIAL            0x10
Linus Torvalds's avatar
Linus Torvalds committed
690
691
692
693
694
695
696

/*****************************************************************************
 *
 * Hardware (ACPI registers) and PNP
 *
 ****************************************************************************/

Bob Moore's avatar
Bob Moore committed
697
698
#define PCI_ROOT_HID_STRING             "PNP0A03"
#define PCI_EXPRESS_ROOT_HID_STRING     "PNP0A08"
Linus Torvalds's avatar
Linus Torvalds committed
699

Len Brown's avatar
Len Brown committed
700
701
702
703
struct acpi_bit_register_info {
	u8 parent_register;
	u8 bit_position;
	u16 access_bit_mask;
Linus Torvalds's avatar
Linus Torvalds committed
704
705
};

Bob Moore's avatar
Bob Moore committed
706
707
708
709
710
/*
 * Some ACPI registers have bits that must be ignored -- meaning that they
 * must be preserved.
 */
#define ACPI_PM1_STATUS_PRESERVED_BITS          0x0800	/* Bit 11 */
711
#define ACPI_PM1_CONTROL_PRESERVED_BITS         0x0200	/* Bit 9 (whatever) */
Bob Moore's avatar
Bob Moore committed
712

Linus Torvalds's avatar
Linus Torvalds committed
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
/*
 * Register IDs
 * These are the full ACPI registers
 */
#define ACPI_REGISTER_PM1_STATUS                0x01
#define ACPI_REGISTER_PM1_ENABLE                0x02
#define ACPI_REGISTER_PM1_CONTROL               0x03
#define ACPI_REGISTER_PM1A_CONTROL              0x04
#define ACPI_REGISTER_PM1B_CONTROL              0x05
#define ACPI_REGISTER_PM2_CONTROL               0x06
#define ACPI_REGISTER_PM_TIMER                  0x07
#define ACPI_REGISTER_PROCESSOR_BLOCK           0x08
#define ACPI_REGISTER_SMI_COMMAND_BLOCK         0x09

/* Masks used to access the bit_registers */

#define ACPI_BITMASK_TIMER_STATUS               0x0001
#define ACPI_BITMASK_BUS_MASTER_STATUS          0x0010
#define ACPI_BITMASK_GLOBAL_LOCK_STATUS         0x0020
#define ACPI_BITMASK_POWER_BUTTON_STATUS        0x0100
#define ACPI_BITMASK_SLEEP_BUTTON_STATUS        0x0200
#define ACPI_BITMASK_RT_CLOCK_STATUS            0x0400
Len Brown's avatar
Len Brown committed
735
#define ACPI_BITMASK_PCIEXP_WAKE_STATUS         0x4000	/* ACPI 3.0 */
Linus Torvalds's avatar
Linus Torvalds committed
736
737
#define ACPI_BITMASK_WAKE_STATUS                0x8000

Bob Moore's avatar
Bob Moore committed
738
739
740
741
742
743
744
745
#define ACPI_BITMASK_ALL_FIXED_STATUS           (\
	ACPI_BITMASK_TIMER_STATUS          | \
	ACPI_BITMASK_BUS_MASTER_STATUS     | \
	ACPI_BITMASK_GLOBAL_LOCK_STATUS    | \
	ACPI_BITMASK_POWER_BUTTON_STATUS   | \
	ACPI_BITMASK_SLEEP_BUTTON_STATUS   | \
	ACPI_BITMASK_RT_CLOCK_STATUS       | \
	ACPI_BITMASK_WAKE_STATUS)
Linus Torvalds's avatar
Linus Torvalds committed
746
747
748
749
750
751

#define ACPI_BITMASK_TIMER_ENABLE               0x0001
#define ACPI_BITMASK_GLOBAL_LOCK_ENABLE         0x0020
#define ACPI_BITMASK_POWER_BUTTON_ENABLE        0x0100
#define ACPI_BITMASK_SLEEP_BUTTON_ENABLE        0x0200
#define ACPI_BITMASK_RT_CLOCK_ENABLE            0x0400
Len Brown's avatar
Len Brown committed
752
#define ACPI_BITMASK_PCIEXP_WAKE_DISABLE        0x4000	/* ACPI 3.0 */
Linus Torvalds's avatar
Linus Torvalds committed
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769

#define ACPI_BITMASK_SCI_ENABLE                 0x0001
#define ACPI_BITMASK_BUS_MASTER_RLD             0x0002
#define ACPI_BITMASK_GLOBAL_LOCK_RELEASE        0x0004
#define ACPI_BITMASK_SLEEP_TYPE_X               0x1C00
#define ACPI_BITMASK_SLEEP_ENABLE               0x2000

#define ACPI_BITMASK_ARB_DISABLE                0x0001

/* Raw bit position of each bit_register */

#define ACPI_BITPOSITION_TIMER_STATUS           0x00
#define ACPI_BITPOSITION_BUS_MASTER_STATUS      0x04
#define ACPI_BITPOSITION_GLOBAL_LOCK_STATUS     0x05
#define ACPI_BITPOSITION_POWER_BUTTON_STATUS    0x08
#define ACPI_BITPOSITION_SLEEP_BUTTON_STATUS    0x09
#define ACPI_BITPOSITION_RT_CLOCK_STATUS        0x0A
Len Brown's avatar
Len Brown committed
770
#define ACPI_BITPOSITION_PCIEXP_WAKE_STATUS     0x0E	/* ACPI 3.0 */
Linus Torvalds's avatar
Linus Torvalds committed
771
772
773
774
775
776
777
#define ACPI_BITPOSITION_WAKE_STATUS            0x0F

#define ACPI_BITPOSITION_TIMER_ENABLE           0x00
#define ACPI_BITPOSITION_GLOBAL_LOCK_ENABLE     0x05
#define ACPI_BITPOSITION_POWER_BUTTON_ENABLE    0x08
#define ACPI_BITPOSITION_SLEEP_BUTTON_ENABLE    0x09
#define ACPI_BITPOSITION_RT_CLOCK_ENABLE        0x0A
Len Brown's avatar
Len Brown committed
778
#define ACPI_BITPOSITION_PCIEXP_WAKE_DISABLE    0x0E	/* ACPI 3.0 */
Linus Torvalds's avatar
Linus Torvalds committed
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795

#define ACPI_BITPOSITION_SCI_ENABLE             0x00
#define ACPI_BITPOSITION_BUS_MASTER_RLD         0x01
#define ACPI_BITPOSITION_GLOBAL_LOCK_RELEASE    0x02
#define ACPI_BITPOSITION_SLEEP_TYPE_X           0x0A
#define ACPI_BITPOSITION_SLEEP_ENABLE           0x0D

#define ACPI_BITPOSITION_ARB_DISABLE            0x00

/*****************************************************************************
 *
 * Resource descriptors
 *
 ****************************************************************************/

/* resource_type values */

Bob Moore's avatar
Bob Moore committed
796
797
798
#define ACPI_ADDRESS_TYPE_MEMORY_RANGE          0
#define ACPI_ADDRESS_TYPE_IO_RANGE              1
#define ACPI_ADDRESS_TYPE_BUS_NUMBER_RANGE      2
Linus Torvalds's avatar
Linus Torvalds committed
799
800
801

/* Resource descriptor types and masks */

Bob Moore's avatar
Bob Moore committed
802
803
#define ACPI_RESOURCE_NAME_LARGE                0x80
#define ACPI_RESOURCE_NAME_SMALL                0x00
Linus Torvalds's avatar
Linus Torvalds committed
804

Bob Moore's avatar
Bob Moore committed
805
806
807
#define ACPI_RESOURCE_NAME_SMALL_MASK           0x78	/* Bits 6:3 contain the type */
#define ACPI_RESOURCE_NAME_SMALL_LENGTH_MASK    0x07	/* Bits 2:0 contain the length */
#define ACPI_RESOURCE_NAME_LARGE_MASK           0x7F	/* Bits 6:0 contain the type */
Linus Torvalds's avatar
Linus Torvalds committed
808
809

/*
Bob Moore's avatar
Bob Moore committed
810
 * Small resource descriptor "names" as defined by the ACPI specification.
Robert Moore's avatar
Robert Moore committed
811
 * Note: Bits 2:0 are used for the descriptor length
Linus Torvalds's avatar
Linus Torvalds committed
812
 */
Bob Moore's avatar
Bob Moore committed
813
814
815
816
817
818
819
820
821
822
823
824
#define ACPI_RESOURCE_NAME_IRQ                  0x20
#define ACPI_RESOURCE_NAME_DMA                  0x28
#define ACPI_RESOURCE_NAME_START_DEPENDENT      0x30
#define ACPI_RESOURCE_NAME_END_DEPENDENT        0x38
#define ACPI_RESOURCE_NAME_IO                   0x40
#define ACPI_RESOURCE_NAME_FIXED_IO             0x48
#define ACPI_RESOURCE_NAME_RESERVED_S1          0x50
#define ACPI_RESOURCE_NAME_RESERVED_S2          0x58
#define ACPI_RESOURCE_NAME_RESERVED_S3          0x60
#define ACPI_RESOURCE_NAME_RESERVED_S4          0x68
#define ACPI_RESOURCE_NAME_VENDOR_SMALL         0x70
#define ACPI_RESOURCE_NAME_END_TAG              0x78
Linus Torvalds's avatar
Linus Torvalds committed
825
826

/*
Bob Moore's avatar
Bob Moore committed
827
828
 * Large resource descriptor "names" as defined by the ACPI specification.
 * Note: includes the Large Descriptor bit in bit[7]
Linus Torvalds's avatar
Linus Torvalds committed
829
 */
Bob Moore's avatar
Bob Moore committed
830
831
832
833
834
835
836
837
838
839
840
841
#define ACPI_RESOURCE_NAME_MEMORY24             0x81
#define ACPI_RESOURCE_NAME_GENERIC_REGISTER     0x82
#define ACPI_RESOURCE_NAME_RESERVED_L1          0x83
#define ACPI_RESOURCE_NAME_VENDOR_LARGE         0x84
#define ACPI_RESOURCE_NAME_MEMORY32             0x85
#define ACPI_RESOURCE_NAME_FIXED_MEMORY32       0x86
#define ACPI_RESOURCE_NAME_ADDRESS32            0x87
#define ACPI_RESOURCE_NAME_ADDRESS16            0x88
#define ACPI_RESOURCE_NAME_EXTENDED_IRQ         0x89
#define ACPI_RESOURCE_NAME_ADDRESS64            0x8A
#define ACPI_RESOURCE_NAME_EXTENDED_ADDRESS64   0x8B
#define ACPI_RESOURCE_NAME_LARGE_MAX            0x8B
Linus Torvalds's avatar
Linus Torvalds committed
842
843
844
845
846
847
848

/*****************************************************************************
 *
 * Miscellaneous
 *
 ****************************************************************************/

Bob Moore's avatar
Bob Moore committed
849
#define ACPI_ASCII_ZERO                 0x30
Linus Torvalds's avatar
Linus Torvalds committed
850
851
852
853
854
855
856

/*****************************************************************************
 *
 * Debugger
 *
 ****************************************************************************/

Len Brown's avatar
Len Brown committed
857
858
859
860
861
862
863
struct acpi_db_method_info {
	acpi_handle thread_gate;
	char *name;
	char **args;
	u32 flags;
	u32 num_loops;
	char pathname[128];
Linus Torvalds's avatar
Linus Torvalds committed
864
865
};

Len Brown's avatar
Len Brown committed
866
867
868
struct acpi_integrity_info {
	u32 nodes;
	u32 objects;
Linus Torvalds's avatar
Linus Torvalds committed
869
870
};

Bob Moore's avatar
Bob Moore committed
871
872
873
#define ACPI_DB_REDIRECTABLE_OUTPUT     0x01
#define ACPI_DB_CONSOLE_OUTPUT          0x02
#define ACPI_DB_DUPLICATE_OUTPUT        0x03
Linus Torvalds's avatar
Linus Torvalds committed
874
875
876
877
878
879
880
881
882

/*****************************************************************************
 *
 * Debug
 *
 ****************************************************************************/

/* Entry for a memory allocation (debug only) */

Bob Moore's avatar
Bob Moore committed
883
884
885
#define ACPI_MEM_MALLOC                 0
#define ACPI_MEM_CALLOC                 1
#define ACPI_MAX_MODULE_NAME            16
Linus Torvalds's avatar
Linus Torvalds committed
886
887

#define ACPI_COMMON_DEBUG_MEM_HEADER \
Bob Moore's avatar
Bob Moore committed
888
889
890
891
892
893
894
	struct acpi_debug_mem_block     *previous; \
	struct acpi_debug_mem_block     *next; \
	u32                             size; \
	u32                             component; \
	u32                             line; \
	char                            module[ACPI_MAX_MODULE_NAME]; \
	u8                              alloc_type;
Linus Torvalds's avatar
Linus Torvalds committed
895

Len Brown's avatar
Len Brown committed
896
897
struct acpi_debug_mem_header {
ACPI_COMMON_DEBUG_MEM_HEADER};
Linus Torvalds's avatar
Linus Torvalds committed
898

Len Brown's avatar
Len Brown committed
899
900
struct acpi_debug_mem_block {
	ACPI_COMMON_DEBUG_MEM_HEADER u64 user_space;
Linus Torvalds's avatar
Linus Torvalds committed
901
902
903
904
};

#define ACPI_MEM_LIST_GLOBAL            0
#define ACPI_MEM_LIST_NSNODE            1
905
906
#define ACPI_MEM_LIST_MAX               1
#define ACPI_NUM_MEM_LISTS              2
Linus Torvalds's avatar
Linus Torvalds committed
907

Len Brown's avatar
Len Brown committed
908
909
910
911
912
913
914
struct acpi_memory_list {
	char *list_name;
	void *list_head;
	u16 object_size;
	u16 max_depth;
	u16 current_depth;
	u16 link_offset;
Linus Torvalds's avatar
Linus Torvalds committed
915
916
917
918
919

#ifdef ACPI_DBG_TRACK_ALLOCATIONS

	/* Statistics for debug memory tracking only */

Len Brown's avatar
Len Brown committed
920
921
922
923
924
	u32 total_allocated;
	u32 total_freed;
	u32 current_total_size;
	u32 requests;
	u32 hits;
Linus Torvalds's avatar
Linus Torvalds committed
925
926
927
#endif
};

Len Brown's avatar
Len Brown committed
928
#endif				/* __ACLOCAL_H__ */