xref: /openbmc/linux/drivers/acpi/acpica/aclocal.h (revision 9cfc5c90)
1 /******************************************************************************
2  *
3  * Name: aclocal.h - Internal data types used across the ACPI subsystem
4  *
5  *****************************************************************************/
6 
7 /*
8  * Copyright (C) 2000 - 2015, 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 __ACLOCAL_H__
45 #define __ACLOCAL_H__
46 
47 /* acpisrc:struct_defs -- for acpisrc conversion */
48 
49 #define ACPI_SERIALIZED                 0xFF
50 
51 typedef u32 acpi_mutex_handle;
52 #define ACPI_GLOBAL_LOCK                (acpi_semaphore) (-1)
53 
54 /* Total number of aml opcodes defined */
55 
56 #define AML_NUM_OPCODES                 0x82
57 
58 /* Forward declarations */
59 
60 struct acpi_walk_state;
61 struct acpi_obj_mutex;
62 union acpi_parse_object;
63 
64 /*****************************************************************************
65  *
66  * Mutex typedefs and structs
67  *
68  ****************************************************************************/
69 
70 /*
71  * Predefined handles for the mutex objects used within the subsystem
72  * All mutex objects are automatically created by acpi_ut_mutex_initialize.
73  *
74  * The acquire/release ordering protocol is implied via this list. Mutexes
75  * with a lower value must be acquired before mutexes with a higher value.
76  *
77  * NOTE: any changes here must be reflected in the acpi_gbl_mutex_names
78  * table below also!
79  */
80 #define ACPI_MTX_INTERPRETER            0	/* AML Interpreter, main lock */
81 #define ACPI_MTX_NAMESPACE              1	/* ACPI Namespace */
82 #define ACPI_MTX_TABLES                 2	/* Data for ACPI tables */
83 #define ACPI_MTX_EVENTS                 3	/* Data for ACPI events */
84 #define ACPI_MTX_CACHES                 4	/* Internal caches, general purposes */
85 #define ACPI_MTX_MEMORY                 5	/* Debug memory tracking lists */
86 
87 #define ACPI_MAX_MUTEX                  5
88 #define ACPI_NUM_MUTEX                  ACPI_MAX_MUTEX+1
89 
90 /* Lock structure for reader/writer interfaces */
91 
92 struct acpi_rw_lock {
93 	acpi_mutex writer_mutex;
94 	acpi_mutex reader_mutex;
95 	u32 num_readers;
96 };
97 
98 /*
99  * Predefined handles for spinlocks used within the subsystem.
100  * These spinlocks are created by acpi_ut_mutex_initialize
101  */
102 #define ACPI_LOCK_GPES                  0
103 #define ACPI_LOCK_HARDWARE              1
104 
105 #define ACPI_MAX_LOCK                   1
106 #define ACPI_NUM_LOCK                   ACPI_MAX_LOCK+1
107 
108 /* This Thread ID means that the mutex is not in use (unlocked) */
109 
110 #define ACPI_MUTEX_NOT_ACQUIRED         (acpi_thread_id) 0
111 
112 /* This Thread ID means an invalid thread ID */
113 
114 #ifdef ACPI_OS_INVALID_THREAD_ID
115 #define ACPI_INVALID_THREAD_ID          ACPI_OS_INVALID_THREAD_ID
116 #else
117 #define ACPI_INVALID_THREAD_ID          ((acpi_thread_id) 0xFFFFFFFF)
118 #endif
119 
120 /* Table for the global mutexes */
121 
122 struct acpi_mutex_info {
123 	acpi_mutex mutex;
124 	u32 use_count;
125 	acpi_thread_id thread_id;
126 };
127 
128 /* Lock flag parameter for various interfaces */
129 
130 #define ACPI_MTX_DO_NOT_LOCK            0
131 #define ACPI_MTX_LOCK                   1
132 
133 /* Field access granularities */
134 
135 #define ACPI_FIELD_BYTE_GRANULARITY     1
136 #define ACPI_FIELD_WORD_GRANULARITY     2
137 #define ACPI_FIELD_DWORD_GRANULARITY    4
138 #define ACPI_FIELD_QWORD_GRANULARITY    8
139 
140 #define ACPI_ENTRY_NOT_FOUND            NULL
141 
142 /*****************************************************************************
143  *
144  * Namespace typedefs and structs
145  *
146  ****************************************************************************/
147 
148 /* Operational modes of the AML interpreter/scanner */
149 
150 typedef enum {
151 	ACPI_IMODE_LOAD_PASS1 = 0x01,
152 	ACPI_IMODE_LOAD_PASS2 = 0x02,
153 	ACPI_IMODE_EXECUTE = 0x03
154 } acpi_interpreter_mode;
155 
156 /*
157  * The Namespace Node describes a named object that appears in the AML.
158  * descriptor_type is used to differentiate between internal descriptors.
159  *
160  * The node is optimized for both 32-bit and 64-bit platforms:
161  * 20 bytes for the 32-bit case, 32 bytes for the 64-bit case.
162  *
163  * Note: The descriptor_type and Type fields must appear in the identical
164  * position in both the struct acpi_namespace_node and union acpi_operand_object
165  * structures.
166  */
167 struct acpi_namespace_node {
168 	union acpi_operand_object *object;	/* Interpreter object */
169 	u8 descriptor_type;	/* Differentiate object descriptor types */
170 	u8 type;		/* ACPI Type associated with this name */
171 	u8 flags;		/* Miscellaneous flags */
172 	acpi_owner_id owner_id;	/* Node creator */
173 	union acpi_name_union name;	/* ACPI Name, always 4 chars per ACPI spec */
174 	struct acpi_namespace_node *parent;	/* Parent node */
175 	struct acpi_namespace_node *child;	/* First child */
176 	struct acpi_namespace_node *peer;	/* First peer */
177 
178 	/*
179 	 * The following fields are used by the ASL compiler and disassembler only
180 	 */
181 #ifdef ACPI_LARGE_NAMESPACE_NODE
182 	union acpi_parse_object *op;
183 	void *method_locals;
184 	void *method_args;
185 	u32 value;
186 	u32 length;
187 	u8 arg_count;
188 
189 #endif
190 };
191 
192 /* Namespace Node flags */
193 
194 #define ANOBJ_RESERVED                  0x01	/* Available for use */
195 #define ANOBJ_TEMPORARY                 0x02	/* Node is create by a method and is temporary */
196 #define ANOBJ_METHOD_ARG                0x04	/* Node is a method argument */
197 #define ANOBJ_METHOD_LOCAL              0x08	/* Node is a method local */
198 #define ANOBJ_SUBTREE_HAS_INI           0x10	/* Used to optimize device initialization */
199 #define ANOBJ_EVALUATED                 0x20	/* Set on first evaluation of node */
200 #define ANOBJ_ALLOCATED_BUFFER          0x40	/* Method AML buffer is dynamic (install_method) */
201 
202 #define ANOBJ_IS_EXTERNAL               0x08	/* iASL only: This object created via External() */
203 #define ANOBJ_METHOD_NO_RETVAL          0x10	/* iASL only: Method has no return value */
204 #define ANOBJ_METHOD_SOME_NO_RETVAL     0x20	/* iASL only: Method has at least one return value */
205 #define ANOBJ_IS_REFERENCED             0x80	/* iASL only: Object was referenced */
206 
207 /* Internal ACPI table management - master table list */
208 
209 struct acpi_table_list {
210 	struct acpi_table_desc *tables;	/* Table descriptor array */
211 	u32 current_table_count;	/* Tables currently in the array */
212 	u32 max_table_count;	/* Max tables array will hold */
213 	u8 flags;
214 };
215 
216 /* Flags for above */
217 
218 #define ACPI_ROOT_ORIGIN_UNKNOWN        (0)	/* ~ORIGIN_ALLOCATED */
219 #define ACPI_ROOT_ORIGIN_ALLOCATED      (1)
220 #define ACPI_ROOT_ALLOW_RESIZE          (2)
221 
222 /* Predefined table indexes */
223 
224 #define ACPI_INVALID_TABLE_INDEX        (0xFFFFFFFF)
225 
226 struct acpi_find_context {
227 	char *search_for;
228 	acpi_handle *list;
229 	u32 *count;
230 };
231 
232 struct acpi_ns_search_data {
233 	struct acpi_namespace_node *node;
234 };
235 
236 /* Object types used during package copies */
237 
238 #define ACPI_COPY_TYPE_SIMPLE           0
239 #define ACPI_COPY_TYPE_PACKAGE          1
240 
241 /* Info structure used to convert external<->internal namestrings */
242 
243 struct acpi_namestring_info {
244 	const char *external_name;
245 	const char *next_external_char;
246 	char *internal_name;
247 	u32 length;
248 	u32 num_segments;
249 	u32 num_carats;
250 	u8 fully_qualified;
251 };
252 
253 /* Field creation info */
254 
255 struct acpi_create_field_info {
256 	struct acpi_namespace_node *region_node;
257 	struct acpi_namespace_node *field_node;
258 	struct acpi_namespace_node *register_node;
259 	struct acpi_namespace_node *data_register_node;
260 	struct acpi_namespace_node *connection_node;
261 	u8 *resource_buffer;
262 	u32 bank_value;
263 	u32 field_bit_position;
264 	u32 field_bit_length;
265 	u16 resource_length;
266 	u16 pin_number_index;
267 	u8 field_flags;
268 	u8 attribute;
269 	u8 field_type;
270 	u8 access_length;
271 };
272 
273 typedef
274 acpi_status(*acpi_internal_method) (struct acpi_walk_state * walk_state);
275 
276 /*
277  * Bitmapped ACPI types. Used internally only
278  */
279 #define ACPI_BTYPE_ANY                  0x00000000
280 #define ACPI_BTYPE_INTEGER              0x00000001
281 #define ACPI_BTYPE_STRING               0x00000002
282 #define ACPI_BTYPE_BUFFER               0x00000004
283 #define ACPI_BTYPE_PACKAGE              0x00000008
284 #define ACPI_BTYPE_FIELD_UNIT           0x00000010
285 #define ACPI_BTYPE_DEVICE               0x00000020
286 #define ACPI_BTYPE_EVENT                0x00000040
287 #define ACPI_BTYPE_METHOD               0x00000080
288 #define ACPI_BTYPE_MUTEX                0x00000100
289 #define ACPI_BTYPE_REGION               0x00000200
290 #define ACPI_BTYPE_POWER                0x00000400
291 #define ACPI_BTYPE_PROCESSOR            0x00000800
292 #define ACPI_BTYPE_THERMAL              0x00001000
293 #define ACPI_BTYPE_BUFFER_FIELD         0x00002000
294 #define ACPI_BTYPE_DDB_HANDLE           0x00004000
295 #define ACPI_BTYPE_DEBUG_OBJECT         0x00008000
296 #define ACPI_BTYPE_REFERENCE_OBJECT     0x00010000	/* From Index(), ref_of(), etc (type6_opcodes) */
297 #define ACPI_BTYPE_RESOURCE             0x00020000
298 #define ACPI_BTYPE_NAMED_REFERENCE      0x00040000	/* Generic unresolved Name or Namepath */
299 
300 #define ACPI_BTYPE_COMPUTE_DATA         (ACPI_BTYPE_INTEGER | ACPI_BTYPE_STRING | ACPI_BTYPE_BUFFER)
301 
302 #define ACPI_BTYPE_DATA                 (ACPI_BTYPE_COMPUTE_DATA  | ACPI_BTYPE_PACKAGE)
303 
304 	/* Used by Copy, de_ref_of, Store, Printf, Fprintf */
305 
306 #define ACPI_BTYPE_DATA_REFERENCE       (ACPI_BTYPE_DATA | ACPI_BTYPE_REFERENCE_OBJECT | ACPI_BTYPE_DDB_HANDLE)
307 #define ACPI_BTYPE_DEVICE_OBJECTS       (ACPI_BTYPE_DEVICE | ACPI_BTYPE_THERMAL | ACPI_BTYPE_PROCESSOR)
308 #define ACPI_BTYPE_OBJECTS_AND_REFS     0x0001FFFF	/* ARG or LOCAL */
309 #define ACPI_BTYPE_ALL_OBJECTS          0x0000FFFF
310 
311 #pragma pack(1)
312 
313 /*
314  * Information structure for ACPI predefined names.
315  * Each entry in the table contains the following items:
316  *
317  * name                 - The ACPI reserved name
318  * param_count          - Number of arguments to the method
319  * expected_return_btypes - Allowed type(s) for the return value
320  */
321 struct acpi_name_info {
322 	char name[ACPI_NAME_SIZE];
323 	u16 argument_list;
324 	u8 expected_btypes;
325 };
326 
327 /*
328  * Secondary information structures for ACPI predefined objects that return
329  * package objects. This structure appears as the next entry in the table
330  * after the NAME_INFO structure above.
331  *
332  * The reason for this is to minimize the size of the predefined name table.
333  */
334 
335 /*
336  * Used for ACPI_PTYPE1_FIXED, ACPI_PTYPE1_VAR, ACPI_PTYPE2,
337  * ACPI_PTYPE2_MIN, ACPI_PTYPE2_PKG_COUNT, ACPI_PTYPE2_COUNT,
338  * ACPI_PTYPE2_FIX_VAR
339  */
340 struct acpi_package_info {
341 	u8 type;
342 	u8 object_type1;
343 	u8 count1;
344 	u8 object_type2;
345 	u8 count2;
346 	u16 reserved;
347 };
348 
349 /* Used for ACPI_PTYPE2_FIXED */
350 
351 struct acpi_package_info2 {
352 	u8 type;
353 	u8 count;
354 	u8 object_type[4];
355 	u8 reserved;
356 };
357 
358 /* Used for ACPI_PTYPE1_OPTION */
359 
360 struct acpi_package_info3 {
361 	u8 type;
362 	u8 count;
363 	u8 object_type[2];
364 	u8 tail_object_type;
365 	u16 reserved;
366 };
367 
368 struct acpi_package_info4 {
369 	u8 type;
370 	u8 object_type1;
371 	u8 count1;
372 	u8 sub_object_types;
373 	u8 pkg_count;
374 	u16 reserved;
375 };
376 
377 union acpi_predefined_info {
378 	struct acpi_name_info info;
379 	struct acpi_package_info ret_info;
380 	struct acpi_package_info2 ret_info2;
381 	struct acpi_package_info3 ret_info3;
382 	struct acpi_package_info4 ret_info4;
383 };
384 
385 /* Reset to default packing */
386 
387 #pragma pack()
388 
389 /* Return object auto-repair info */
390 
391 typedef acpi_status(*acpi_object_converter) (union acpi_operand_object
392 					     *original_object,
393 					     union acpi_operand_object
394 					     **converted_object);
395 
396 struct acpi_simple_repair_info {
397 	char name[ACPI_NAME_SIZE];
398 	u32 unexpected_btypes;
399 	u32 package_index;
400 	acpi_object_converter object_converter;
401 };
402 
403 /*
404  * Bitmapped return value types
405  * Note: the actual data types must be contiguous, a loop in nspredef.c
406  * depends on this.
407  */
408 #define ACPI_RTYPE_ANY                  0x00
409 #define ACPI_RTYPE_NONE                 0x01
410 #define ACPI_RTYPE_INTEGER              0x02
411 #define ACPI_RTYPE_STRING               0x04
412 #define ACPI_RTYPE_BUFFER               0x08
413 #define ACPI_RTYPE_PACKAGE              0x10
414 #define ACPI_RTYPE_REFERENCE            0x20
415 #define ACPI_RTYPE_ALL                  0x3F
416 
417 #define ACPI_NUM_RTYPES                 5	/* Number of actual object types */
418 
419 /* Info for running the _REG methods */
420 
421 struct acpi_reg_walk_info {
422 	acpi_adr_space_type space_id;
423 	u32 reg_run_count;
424 };
425 
426 /*****************************************************************************
427  *
428  * Event typedefs and structs
429  *
430  ****************************************************************************/
431 
432 /* Dispatch info for each host-installed SCI handler */
433 
434 struct acpi_sci_handler_info {
435 	struct acpi_sci_handler_info *next;
436 	acpi_sci_handler address;	/* Address of handler */
437 	void *context;		/* Context to be passed to handler */
438 };
439 
440 /* Dispatch info for each GPE -- either a method or handler, cannot be both */
441 
442 struct acpi_gpe_handler_info {
443 	acpi_gpe_handler address;	/* Address of handler, if any */
444 	void *context;		/* Context to be passed to handler */
445 	struct acpi_namespace_node *method_node;	/* Method node for this GPE level (saved) */
446 	u8 original_flags;	/* Original (pre-handler) GPE info */
447 	u8 originally_enabled;	/* True if GPE was originally enabled */
448 };
449 
450 /* Notify info for implicit notify, multiple device objects */
451 
452 struct acpi_gpe_notify_info {
453 	struct acpi_namespace_node *device_node;	/* Device to be notified */
454 	struct acpi_gpe_notify_info *next;
455 };
456 
457 /*
458  * GPE dispatch info. At any time, the GPE can have at most one type
459  * of dispatch - Method, Handler, or Implicit Notify.
460  */
461 union acpi_gpe_dispatch_info {
462 	struct acpi_namespace_node *method_node;	/* Method node for this GPE level */
463 	struct acpi_gpe_handler_info *handler;  /* Installed GPE handler */
464 	struct acpi_gpe_notify_info *notify_list;	/* List of _PRW devices for implicit notifies */
465 };
466 
467 /*
468  * Information about a GPE, one per each GPE in an array.
469  * NOTE: Important to keep this struct as small as possible.
470  */
471 struct acpi_gpe_event_info {
472 	union acpi_gpe_dispatch_info dispatch;	/* Either Method, Handler, or notify_list */
473 	struct acpi_gpe_register_info *register_info;	/* Backpointer to register info */
474 	u8 flags;		/* Misc info about this GPE */
475 	u8 gpe_number;		/* This GPE */
476 	u8 runtime_count;	/* References to a run GPE */
477 };
478 
479 /* Information about a GPE register pair, one per each status/enable pair in an array */
480 
481 struct acpi_gpe_register_info {
482 	struct acpi_generic_address status_address;	/* Address of status reg */
483 	struct acpi_generic_address enable_address;	/* Address of enable reg */
484 	u16 base_gpe_number;	/* Base GPE number for this register */
485 	u8 enable_for_wake;	/* GPEs to keep enabled when sleeping */
486 	u8 enable_for_run;	/* GPEs to keep enabled when running */
487 	u8 enable_mask;		/* Current mask of enabled GPEs */
488 };
489 
490 /*
491  * Information about a GPE register block, one per each installed block --
492  * GPE0, GPE1, and one per each installed GPE Block Device.
493  */
494 struct acpi_gpe_block_info {
495 	struct acpi_namespace_node *node;
496 	struct acpi_gpe_block_info *previous;
497 	struct acpi_gpe_block_info *next;
498 	struct acpi_gpe_xrupt_info *xrupt_block;	/* Backpointer to interrupt block */
499 	struct acpi_gpe_register_info *register_info;	/* One per GPE register pair */
500 	struct acpi_gpe_event_info *event_info;	/* One for each GPE */
501 	u64 address;		/* Base address of the block */
502 	u32 register_count;	/* Number of register pairs in block */
503 	u16 gpe_count;		/* Number of individual GPEs in block */
504 	u16 block_base_number;	/* Base GPE number for this block */
505 	u8 space_id;
506 	u8 initialized;		/* TRUE if this block is initialized */
507 };
508 
509 /* Information about GPE interrupt handlers, one per each interrupt level used for GPEs */
510 
511 struct acpi_gpe_xrupt_info {
512 	struct acpi_gpe_xrupt_info *previous;
513 	struct acpi_gpe_xrupt_info *next;
514 	struct acpi_gpe_block_info *gpe_block_list_head;	/* List of GPE blocks for this xrupt */
515 	u32 interrupt_number;	/* System interrupt number */
516 };
517 
518 struct acpi_gpe_walk_info {
519 	struct acpi_namespace_node *gpe_device;
520 	struct acpi_gpe_block_info *gpe_block;
521 	u16 count;
522 	acpi_owner_id owner_id;
523 	u8 execute_by_owner_id;
524 };
525 
526 struct acpi_gpe_device_info {
527 	u32 index;
528 	u32 next_block_base_index;
529 	acpi_status status;
530 	struct acpi_namespace_node *gpe_device;
531 };
532 
533 typedef acpi_status(*acpi_gpe_callback) (struct acpi_gpe_xrupt_info *
534 					 gpe_xrupt_info,
535 					 struct acpi_gpe_block_info *gpe_block,
536 					 void *context);
537 
538 /* Information about each particular fixed event */
539 
540 struct acpi_fixed_event_handler {
541 	acpi_event_handler handler;	/* Address of handler. */
542 	void *context;		/* Context to be passed to handler */
543 };
544 
545 struct acpi_fixed_event_info {
546 	u8 status_register_id;
547 	u8 enable_register_id;
548 	u16 status_bit_mask;
549 	u16 enable_bit_mask;
550 };
551 
552 /* Information used during field processing */
553 
554 struct acpi_field_info {
555 	u8 skip_field;
556 	u8 field_flag;
557 	u32 pkg_length;
558 };
559 
560 /*****************************************************************************
561  *
562  * Generic "state" object for stacks
563  *
564  ****************************************************************************/
565 
566 #define ACPI_CONTROL_NORMAL                  0xC0
567 #define ACPI_CONTROL_CONDITIONAL_EXECUTING   0xC1
568 #define ACPI_CONTROL_PREDICATE_EXECUTING     0xC2
569 #define ACPI_CONTROL_PREDICATE_FALSE         0xC3
570 #define ACPI_CONTROL_PREDICATE_TRUE          0xC4
571 
572 #define ACPI_STATE_COMMON \
573 	void                            *next; \
574 	u8                              descriptor_type; /* To differentiate various internal objs */\
575 	u8                              flags; \
576 	u16                             value; \
577 	u16                             state;
578 
579 	/* There are 2 bytes available here until the next natural alignment boundary */
580 
581 struct acpi_common_state {
582 ACPI_STATE_COMMON};
583 
584 /*
585  * Update state - used to traverse complex objects such as packages
586  */
587 struct acpi_update_state {
588 	ACPI_STATE_COMMON union acpi_operand_object *object;
589 };
590 
591 /*
592  * Pkg state - used to traverse nested package structures
593  */
594 struct acpi_pkg_state {
595 	ACPI_STATE_COMMON u16 index;
596 	union acpi_operand_object *source_object;
597 	union acpi_operand_object *dest_object;
598 	struct acpi_walk_state *walk_state;
599 	void *this_target_obj;
600 	u32 num_packages;
601 };
602 
603 /*
604  * Control state - one per if/else and while constructs.
605  * Allows nesting of these constructs
606  */
607 struct acpi_control_state {
608 	ACPI_STATE_COMMON u16 opcode;
609 	union acpi_parse_object *predicate_op;
610 	u8 *aml_predicate_start;	/* Start of if/while predicate */
611 	u8 *package_end;	/* End of if/while block */
612 	u32 loop_count;		/* While() loop counter */
613 };
614 
615 /*
616  * Scope state - current scope during namespace lookups
617  */
618 struct acpi_scope_state {
619 	ACPI_STATE_COMMON struct acpi_namespace_node *node;
620 };
621 
622 struct acpi_pscope_state {
623 	ACPI_STATE_COMMON u32 arg_count;	/* Number of fixed arguments */
624 	union acpi_parse_object *op;	/* Current op being parsed */
625 	u8 *arg_end;		/* Current argument end */
626 	u8 *pkg_end;		/* Current package end */
627 	u32 arg_list;		/* Next argument to parse */
628 };
629 
630 /*
631  * Thread state - one per thread across multiple walk states. Multiple walk
632  * states are created when there are nested control methods executing.
633  */
634 struct acpi_thread_state {
635 	ACPI_STATE_COMMON u8 current_sync_level;	/* Mutex Sync (nested acquire) level */
636 	struct acpi_walk_state *walk_state_list;	/* Head of list of walk_states for this thread */
637 	union acpi_operand_object *acquired_mutex_list;	/* List of all currently acquired mutexes */
638 	acpi_thread_id thread_id;	/* Running thread ID */
639 };
640 
641 /*
642  * Result values - used to accumulate the results of nested
643  * AML arguments
644  */
645 struct acpi_result_values {
646 	ACPI_STATE_COMMON
647 	    union acpi_operand_object *obj_desc[ACPI_RESULTS_FRAME_OBJ_NUM];
648 };
649 
650 typedef
651 acpi_status(*acpi_parse_downwards) (struct acpi_walk_state * walk_state,
652 				    union acpi_parse_object ** out_op);
653 
654 typedef acpi_status(*acpi_parse_upwards) (struct acpi_walk_state * walk_state);
655 
656 /* Global handlers for AML Notifies */
657 
658 struct acpi_global_notify_handler {
659 	acpi_notify_handler handler;
660 	void *context;
661 };
662 
663 /*
664  * Notify info - used to pass info to the deferred notify
665  * handler/dispatcher.
666  */
667 struct acpi_notify_info {
668 	ACPI_STATE_COMMON u8 handler_list_id;
669 	struct acpi_namespace_node *node;
670 	union acpi_operand_object *handler_list_head;
671 	struct acpi_global_notify_handler *global;
672 };
673 
674 /* Generic state is union of structs above */
675 
676 union acpi_generic_state {
677 	struct acpi_common_state common;
678 	struct acpi_control_state control;
679 	struct acpi_update_state update;
680 	struct acpi_scope_state scope;
681 	struct acpi_pscope_state parse_scope;
682 	struct acpi_pkg_state pkg;
683 	struct acpi_thread_state thread;
684 	struct acpi_result_values results;
685 	struct acpi_notify_info notify;
686 };
687 
688 /*****************************************************************************
689  *
690  * Interpreter typedefs and structs
691  *
692  ****************************************************************************/
693 
694 typedef acpi_status(*acpi_execute_op) (struct acpi_walk_state * walk_state);
695 
696 /* Address Range info block */
697 
698 struct acpi_address_range {
699 	struct acpi_address_range *next;
700 	struct acpi_namespace_node *region_node;
701 	acpi_physical_address start_address;
702 	acpi_physical_address end_address;
703 };
704 
705 /*****************************************************************************
706  *
707  * Parser typedefs and structs
708  *
709  ****************************************************************************/
710 
711 /*
712  * AML opcode, name, and argument layout
713  */
714 struct acpi_opcode_info {
715 #if defined(ACPI_DISASSEMBLER) || defined(ACPI_DEBUG_OUTPUT)
716 	char *name;		/* Opcode name (disassembler/debug only) */
717 #endif
718 	u32 parse_args;		/* Grammar/Parse time arguments */
719 	u32 runtime_args;	/* Interpret time arguments */
720 	u16 flags;		/* Misc flags */
721 	u8 object_type;		/* Corresponding internal object type */
722 	u8 class;		/* Opcode class */
723 	u8 type;		/* Opcode type */
724 };
725 
726 /* Value associated with the parse object */
727 
728 union acpi_parse_value {
729 	u64 integer;		/* Integer constant (Up to 64 bits) */
730 	u32 size;		/* bytelist or field size */
731 	char *string;		/* NULL terminated string */
732 	u8 *buffer;		/* buffer or string */
733 	char *name;		/* NULL terminated string */
734 	union acpi_parse_object *arg;	/* arguments and contained ops */
735 };
736 
737 #if defined(ACPI_DISASSEMBLER) || defined(ACPI_DEBUG_OUTPUT)
738 #define ACPI_DISASM_ONLY_MEMBERS(a)     a;
739 #else
740 #define ACPI_DISASM_ONLY_MEMBERS(a)
741 #endif
742 
743 #define ACPI_PARSE_COMMON \
744 	union acpi_parse_object         *parent;        /* Parent op */\
745 	u8                              descriptor_type; /* To differentiate various internal objs */\
746 	u8                              flags;          /* Type of Op */\
747 	u16                             aml_opcode;     /* AML opcode */\
748 	u8                              *aml;           /* Address of declaration in AML */\
749 	union acpi_parse_object         *next;          /* Next op */\
750 	struct acpi_namespace_node      *node;          /* For use by interpreter */\
751 	union acpi_parse_value          value;          /* Value or args associated with the opcode */\
752 	u8                              arg_list_length; /* Number of elements in the arg list */\
753 	ACPI_DISASM_ONLY_MEMBERS (\
754 	u8                              disasm_flags;   /* Used during AML disassembly */\
755 	u8                              disasm_opcode;  /* Subtype used for disassembly */\
756 	char                            *operator_symbol;/* Used for C-style operator name strings */\
757 	char                            aml_op_name[16])	/* Op name (debug only) */
758 
759 /* Flags for disasm_flags field above */
760 
761 #define ACPI_DASM_BUFFER                0x00	/* Buffer is a simple data buffer */
762 #define ACPI_DASM_RESOURCE              0x01	/* Buffer is a Resource Descriptor */
763 #define ACPI_DASM_STRING                0x02	/* Buffer is a ASCII string */
764 #define ACPI_DASM_UNICODE               0x03	/* Buffer is a Unicode string */
765 #define ACPI_DASM_PLD_METHOD            0x04	/* Buffer is a _PLD method bit-packed buffer */
766 #define ACPI_DASM_UUID                  0x05	/* Buffer is a UUID/GUID */
767 #define ACPI_DASM_EISAID                0x06	/* Integer is an EISAID */
768 #define ACPI_DASM_MATCHOP               0x07	/* Parent opcode is a Match() operator */
769 #define ACPI_DASM_LNOT_PREFIX           0x08	/* Start of a Lnot_equal (etc.) pair of opcodes */
770 #define ACPI_DASM_LNOT_SUFFIX           0x09	/* End  of a Lnot_equal (etc.) pair of opcodes */
771 #define ACPI_DASM_HID_STRING            0x0A	/* String is a _HID or _CID */
772 #define ACPI_DASM_IGNORE                0x0B	/* Not used at this time */
773 
774 /*
775  * Generic operation (for example:  If, While, Store)
776  */
777 struct acpi_parse_obj_common {
778 ACPI_PARSE_COMMON};
779 
780 /*
781  * Extended Op for named ops (Scope, Method, etc.), deferred ops (Methods and op_regions),
782  * and bytelists.
783  */
784 struct acpi_parse_obj_named {
785 	ACPI_PARSE_COMMON u8 *path;
786 	u8 *data;		/* AML body or bytelist data */
787 	u32 length;		/* AML length */
788 	u32 name;		/* 4-byte name or zero if no name */
789 };
790 
791 /* This version is used by the iASL compiler only */
792 
793 #define ACPI_MAX_PARSEOP_NAME   20
794 
795 struct acpi_parse_obj_asl {
796 	ACPI_PARSE_COMMON union acpi_parse_object *child;
797 	union acpi_parse_object *parent_method;
798 	char *filename;
799 	char *external_name;
800 	char *namepath;
801 	char name_seg[4];
802 	u32 extra_value;
803 	u32 column;
804 	u32 line_number;
805 	u32 logical_line_number;
806 	u32 logical_byte_offset;
807 	u32 end_line;
808 	u32 end_logical_line;
809 	u32 acpi_btype;
810 	u32 aml_length;
811 	u32 aml_subtree_length;
812 	u32 final_aml_length;
813 	u32 final_aml_offset;
814 	u32 compile_flags;
815 	u16 parse_opcode;
816 	u8 aml_opcode_length;
817 	u8 aml_pkg_len_bytes;
818 	u8 extra;
819 	char parse_op_name[ACPI_MAX_PARSEOP_NAME];
820 };
821 
822 union acpi_parse_object {
823 	struct acpi_parse_obj_common common;
824 	struct acpi_parse_obj_named named;
825 	struct acpi_parse_obj_asl asl;
826 };
827 
828 /*
829  * Parse state - one state per parser invocation and each control
830  * method.
831  */
832 struct acpi_parse_state {
833 	u8 *aml_start;		/* First AML byte */
834 	u8 *aml;		/* Next AML byte */
835 	u8 *aml_end;		/* (last + 1) AML byte */
836 	u8 *pkg_start;		/* Current package begin */
837 	u8 *pkg_end;		/* Current package end */
838 	union acpi_parse_object *start_op;	/* Root of parse tree */
839 	struct acpi_namespace_node *start_node;
840 	union acpi_generic_state *scope;	/* Current scope */
841 	union acpi_parse_object *start_scope;
842 	u32 aml_size;
843 };
844 
845 /* Parse object flags */
846 
847 #define ACPI_PARSEOP_GENERIC            0x01
848 #define ACPI_PARSEOP_NAMED              0x02
849 #define ACPI_PARSEOP_DEFERRED           0x04
850 #define ACPI_PARSEOP_BYTELIST           0x08
851 #define ACPI_PARSEOP_IN_STACK           0x10
852 #define ACPI_PARSEOP_TARGET             0x20
853 #define ACPI_PARSEOP_IN_CACHE           0x80
854 
855 /* Parse object disasm_flags */
856 
857 #define ACPI_PARSEOP_IGNORE             0x01
858 #define ACPI_PARSEOP_PARAMLIST          0x02
859 #define ACPI_PARSEOP_EMPTY_TERMLIST     0x04
860 #define ACPI_PARSEOP_PREDEF_CHECKED     0x08
861 #define ACPI_PARSEOP_CLOSING_PAREN      0x10
862 #define ACPI_PARSEOP_COMPOUND           0x20
863 #define ACPI_PARSEOP_ASSIGNMENT         0x40
864 
865 /*****************************************************************************
866  *
867  * Hardware (ACPI registers) and PNP
868  *
869  ****************************************************************************/
870 
871 struct acpi_bit_register_info {
872 	u8 parent_register;
873 	u8 bit_position;
874 	u16 access_bit_mask;
875 };
876 
877 /*
878  * Some ACPI registers have bits that must be ignored -- meaning that they
879  * must be preserved.
880  */
881 #define ACPI_PM1_STATUS_PRESERVED_BITS          0x0800	/* Bit 11 */
882 
883 /* Write-only bits must be zeroed by software */
884 
885 #define ACPI_PM1_CONTROL_WRITEONLY_BITS         0x2004	/* Bits 13, 2 */
886 
887 /* For control registers, both ignored and reserved bits must be preserved */
888 
889 /*
890  * For PM1 control, the SCI enable bit (bit 0, SCI_EN) is defined by the
891  * ACPI specification to be a "preserved" bit - "OSPM always preserves this
892  * bit position", section 4.7.3.2.1. However, on some machines the OS must
893  * write a one to this bit after resume for the machine to work properly.
894  * To enable this, we no longer attempt to preserve this bit. No machines
895  * are known to fail if the bit is not preserved. (May 2009)
896  */
897 #define ACPI_PM1_CONTROL_IGNORED_BITS           0x0200	/* Bit 9 */
898 #define ACPI_PM1_CONTROL_RESERVED_BITS          0xC1F8	/* Bits 14-15, 3-8 */
899 #define ACPI_PM1_CONTROL_PRESERVED_BITS \
900 	       (ACPI_PM1_CONTROL_IGNORED_BITS | ACPI_PM1_CONTROL_RESERVED_BITS)
901 
902 #define ACPI_PM2_CONTROL_PRESERVED_BITS         0xFFFFFFFE	/* All except bit 0 */
903 
904 /*
905  * Register IDs
906  * These are the full ACPI registers
907  */
908 #define ACPI_REGISTER_PM1_STATUS                0x01
909 #define ACPI_REGISTER_PM1_ENABLE                0x02
910 #define ACPI_REGISTER_PM1_CONTROL               0x03
911 #define ACPI_REGISTER_PM2_CONTROL               0x04
912 #define ACPI_REGISTER_PM_TIMER                  0x05
913 #define ACPI_REGISTER_PROCESSOR_BLOCK           0x06
914 #define ACPI_REGISTER_SMI_COMMAND_BLOCK         0x07
915 
916 /* Masks used to access the bit_registers */
917 
918 #define ACPI_BITMASK_TIMER_STATUS               0x0001
919 #define ACPI_BITMASK_BUS_MASTER_STATUS          0x0010
920 #define ACPI_BITMASK_GLOBAL_LOCK_STATUS         0x0020
921 #define ACPI_BITMASK_POWER_BUTTON_STATUS        0x0100
922 #define ACPI_BITMASK_SLEEP_BUTTON_STATUS        0x0200
923 #define ACPI_BITMASK_RT_CLOCK_STATUS            0x0400
924 #define ACPI_BITMASK_PCIEXP_WAKE_STATUS         0x4000	/* ACPI 3.0 */
925 #define ACPI_BITMASK_WAKE_STATUS                0x8000
926 
927 #define ACPI_BITMASK_ALL_FIXED_STATUS           (\
928 	ACPI_BITMASK_TIMER_STATUS          | \
929 	ACPI_BITMASK_BUS_MASTER_STATUS     | \
930 	ACPI_BITMASK_GLOBAL_LOCK_STATUS    | \
931 	ACPI_BITMASK_POWER_BUTTON_STATUS   | \
932 	ACPI_BITMASK_SLEEP_BUTTON_STATUS   | \
933 	ACPI_BITMASK_RT_CLOCK_STATUS       | \
934 	ACPI_BITMASK_PCIEXP_WAKE_STATUS    | \
935 	ACPI_BITMASK_WAKE_STATUS)
936 
937 #define ACPI_BITMASK_TIMER_ENABLE               0x0001
938 #define ACPI_BITMASK_GLOBAL_LOCK_ENABLE         0x0020
939 #define ACPI_BITMASK_POWER_BUTTON_ENABLE        0x0100
940 #define ACPI_BITMASK_SLEEP_BUTTON_ENABLE        0x0200
941 #define ACPI_BITMASK_RT_CLOCK_ENABLE            0x0400
942 #define ACPI_BITMASK_PCIEXP_WAKE_DISABLE        0x4000	/* ACPI 3.0 */
943 
944 #define ACPI_BITMASK_SCI_ENABLE                 0x0001
945 #define ACPI_BITMASK_BUS_MASTER_RLD             0x0002
946 #define ACPI_BITMASK_GLOBAL_LOCK_RELEASE        0x0004
947 #define ACPI_BITMASK_SLEEP_TYPE                 0x1C00
948 #define ACPI_BITMASK_SLEEP_ENABLE               0x2000
949 
950 #define ACPI_BITMASK_ARB_DISABLE                0x0001
951 
952 /* Raw bit position of each bit_register */
953 
954 #define ACPI_BITPOSITION_TIMER_STATUS           0x00
955 #define ACPI_BITPOSITION_BUS_MASTER_STATUS      0x04
956 #define ACPI_BITPOSITION_GLOBAL_LOCK_STATUS     0x05
957 #define ACPI_BITPOSITION_POWER_BUTTON_STATUS    0x08
958 #define ACPI_BITPOSITION_SLEEP_BUTTON_STATUS    0x09
959 #define ACPI_BITPOSITION_RT_CLOCK_STATUS        0x0A
960 #define ACPI_BITPOSITION_PCIEXP_WAKE_STATUS     0x0E	/* ACPI 3.0 */
961 #define ACPI_BITPOSITION_WAKE_STATUS            0x0F
962 
963 #define ACPI_BITPOSITION_TIMER_ENABLE           0x00
964 #define ACPI_BITPOSITION_GLOBAL_LOCK_ENABLE     0x05
965 #define ACPI_BITPOSITION_POWER_BUTTON_ENABLE    0x08
966 #define ACPI_BITPOSITION_SLEEP_BUTTON_ENABLE    0x09
967 #define ACPI_BITPOSITION_RT_CLOCK_ENABLE        0x0A
968 #define ACPI_BITPOSITION_PCIEXP_WAKE_DISABLE    0x0E	/* ACPI 3.0 */
969 
970 #define ACPI_BITPOSITION_SCI_ENABLE             0x00
971 #define ACPI_BITPOSITION_BUS_MASTER_RLD         0x01
972 #define ACPI_BITPOSITION_GLOBAL_LOCK_RELEASE    0x02
973 #define ACPI_BITPOSITION_SLEEP_TYPE             0x0A
974 #define ACPI_BITPOSITION_SLEEP_ENABLE           0x0D
975 
976 #define ACPI_BITPOSITION_ARB_DISABLE            0x00
977 
978 /* Structs and definitions for _OSI support and I/O port validation */
979 
980 #define ACPI_ALWAYS_ILLEGAL             0x00
981 
982 struct acpi_interface_info {
983 	char *name;
984 	struct acpi_interface_info *next;
985 	u8 flags;
986 	u8 value;
987 };
988 
989 #define ACPI_OSI_INVALID                0x01
990 #define ACPI_OSI_DYNAMIC                0x02
991 #define ACPI_OSI_FEATURE                0x04
992 #define ACPI_OSI_DEFAULT_INVALID        0x08
993 #define ACPI_OSI_OPTIONAL_FEATURE       (ACPI_OSI_FEATURE | ACPI_OSI_DEFAULT_INVALID | ACPI_OSI_INVALID)
994 
995 struct acpi_port_info {
996 	char *name;
997 	u16 start;
998 	u16 end;
999 	u8 osi_dependency;
1000 };
1001 
1002 /*****************************************************************************
1003  *
1004  * Resource descriptors
1005  *
1006  ****************************************************************************/
1007 
1008 /* resource_type values */
1009 
1010 #define ACPI_ADDRESS_TYPE_MEMORY_RANGE          0
1011 #define ACPI_ADDRESS_TYPE_IO_RANGE              1
1012 #define ACPI_ADDRESS_TYPE_BUS_NUMBER_RANGE      2
1013 
1014 /* Resource descriptor types and masks */
1015 
1016 #define ACPI_RESOURCE_NAME_LARGE                0x80
1017 #define ACPI_RESOURCE_NAME_SMALL                0x00
1018 
1019 #define ACPI_RESOURCE_NAME_SMALL_MASK           0x78	/* Bits 6:3 contain the type */
1020 #define ACPI_RESOURCE_NAME_SMALL_LENGTH_MASK    0x07	/* Bits 2:0 contain the length */
1021 #define ACPI_RESOURCE_NAME_LARGE_MASK           0x7F	/* Bits 6:0 contain the type */
1022 
1023 /*
1024  * Small resource descriptor "names" as defined by the ACPI specification.
1025  * Note: Bits 2:0 are used for the descriptor length
1026  */
1027 #define ACPI_RESOURCE_NAME_IRQ                  0x20
1028 #define ACPI_RESOURCE_NAME_DMA                  0x28
1029 #define ACPI_RESOURCE_NAME_START_DEPENDENT      0x30
1030 #define ACPI_RESOURCE_NAME_END_DEPENDENT        0x38
1031 #define ACPI_RESOURCE_NAME_IO                   0x40
1032 #define ACPI_RESOURCE_NAME_FIXED_IO             0x48
1033 #define ACPI_RESOURCE_NAME_FIXED_DMA            0x50
1034 #define ACPI_RESOURCE_NAME_RESERVED_S2          0x58
1035 #define ACPI_RESOURCE_NAME_RESERVED_S3          0x60
1036 #define ACPI_RESOURCE_NAME_RESERVED_S4          0x68
1037 #define ACPI_RESOURCE_NAME_VENDOR_SMALL         0x70
1038 #define ACPI_RESOURCE_NAME_END_TAG              0x78
1039 
1040 /*
1041  * Large resource descriptor "names" as defined by the ACPI specification.
1042  * Note: includes the Large Descriptor bit in bit[7]
1043  */
1044 #define ACPI_RESOURCE_NAME_MEMORY24             0x81
1045 #define ACPI_RESOURCE_NAME_GENERIC_REGISTER     0x82
1046 #define ACPI_RESOURCE_NAME_RESERVED_L1          0x83
1047 #define ACPI_RESOURCE_NAME_VENDOR_LARGE         0x84
1048 #define ACPI_RESOURCE_NAME_MEMORY32             0x85
1049 #define ACPI_RESOURCE_NAME_FIXED_MEMORY32       0x86
1050 #define ACPI_RESOURCE_NAME_ADDRESS32            0x87
1051 #define ACPI_RESOURCE_NAME_ADDRESS16            0x88
1052 #define ACPI_RESOURCE_NAME_EXTENDED_IRQ         0x89
1053 #define ACPI_RESOURCE_NAME_ADDRESS64            0x8A
1054 #define ACPI_RESOURCE_NAME_EXTENDED_ADDRESS64   0x8B
1055 #define ACPI_RESOURCE_NAME_GPIO                 0x8C
1056 #define ACPI_RESOURCE_NAME_SERIAL_BUS           0x8E
1057 #define ACPI_RESOURCE_NAME_LARGE_MAX            0x8E
1058 
1059 /*****************************************************************************
1060  *
1061  * Miscellaneous
1062  *
1063  ****************************************************************************/
1064 
1065 #define ACPI_ASCII_ZERO                 0x30
1066 
1067 /*****************************************************************************
1068  *
1069  * Disassembler
1070  *
1071  ****************************************************************************/
1072 
1073 struct acpi_external_list {
1074 	char *path;
1075 	char *internal_path;
1076 	struct acpi_external_list *next;
1077 	u32 value;
1078 	u16 length;
1079 	u16 flags;
1080 	u8 type;
1081 };
1082 
1083 /* Values for Flags field above */
1084 
1085 #define ACPI_EXT_RESOLVED_REFERENCE         0x01	/* Object was resolved during cross ref */
1086 #define ACPI_EXT_ORIGIN_FROM_FILE           0x02	/* External came from a file */
1087 #define ACPI_EXT_INTERNAL_PATH_ALLOCATED    0x04	/* Deallocate internal path on completion */
1088 #define ACPI_EXT_EXTERNAL_EMITTED           0x08	/* External() statement has been emitted */
1089 
1090 struct acpi_external_file {
1091 	char *path;
1092 	struct acpi_external_file *next;
1093 };
1094 
1095 /*****************************************************************************
1096  *
1097  * Debugger
1098  *
1099  ****************************************************************************/
1100 
1101 struct acpi_db_method_info {
1102 	acpi_handle method;
1103 	acpi_handle main_thread_gate;
1104 	acpi_handle thread_complete_gate;
1105 	acpi_handle info_gate;
1106 	acpi_thread_id *threads;
1107 	u32 num_threads;
1108 	u32 num_created;
1109 	u32 num_completed;
1110 
1111 	char *name;
1112 	u32 flags;
1113 	u32 num_loops;
1114 	char pathname[ACPI_DB_LINE_BUFFER_SIZE];
1115 	char **args;
1116 	acpi_object_type *types;
1117 
1118 	/*
1119 	 * Arguments to be passed to method for the command
1120 	 * Threads -
1121 	 *   the Number of threads, ID of current thread and
1122 	 *   Index of current thread inside all them created.
1123 	 */
1124 	char init_args;
1125 #ifdef ACPI_DEBUGGER
1126 	acpi_object_type arg_types[4];
1127 #endif
1128 	char *arguments[4];
1129 	char num_threads_str[11];
1130 	char id_of_thread_str[11];
1131 	char index_of_thread_str[11];
1132 };
1133 
1134 struct acpi_integrity_info {
1135 	u32 nodes;
1136 	u32 objects;
1137 };
1138 
1139 #define ACPI_DB_DISABLE_OUTPUT          0x00
1140 #define ACPI_DB_REDIRECTABLE_OUTPUT     0x01
1141 #define ACPI_DB_CONSOLE_OUTPUT          0x02
1142 #define ACPI_DB_DUPLICATE_OUTPUT        0x03
1143 
1144 struct acpi_object_info {
1145 	u32 types[ACPI_TOTAL_TYPES];
1146 };
1147 
1148 /*****************************************************************************
1149  *
1150  * Debug
1151  *
1152  ****************************************************************************/
1153 
1154 /* Entry for a memory allocation (debug only) */
1155 
1156 #define ACPI_MEM_MALLOC                 0
1157 #define ACPI_MEM_CALLOC                 1
1158 #define ACPI_MAX_MODULE_NAME            16
1159 
1160 #define ACPI_COMMON_DEBUG_MEM_HEADER \
1161 	struct acpi_debug_mem_block     *previous; \
1162 	struct acpi_debug_mem_block     *next; \
1163 	u32                             size; \
1164 	u32                             component; \
1165 	u32                             line; \
1166 	char                            module[ACPI_MAX_MODULE_NAME]; \
1167 	u8                              alloc_type;
1168 
1169 struct acpi_debug_mem_header {
1170 ACPI_COMMON_DEBUG_MEM_HEADER};
1171 
1172 struct acpi_debug_mem_block {
1173 	ACPI_COMMON_DEBUG_MEM_HEADER u64 user_space;
1174 };
1175 
1176 #define ACPI_MEM_LIST_GLOBAL            0
1177 #define ACPI_MEM_LIST_NSNODE            1
1178 #define ACPI_MEM_LIST_MAX               1
1179 #define ACPI_NUM_MEM_LISTS              2
1180 
1181 /*****************************************************************************
1182  *
1183  * Info/help support
1184  *
1185  ****************************************************************************/
1186 
1187 struct ah_predefined_name {
1188 	char *name;
1189 	char *description;
1190 #ifndef ACPI_ASL_COMPILER
1191 	char *action;
1192 #endif
1193 };
1194 
1195 struct ah_device_id {
1196 	char *name;
1197 	char *description;
1198 };
1199 
1200 struct ah_uuid {
1201 	char *description;
1202 	char *string;
1203 };
1204 
1205 struct ah_table {
1206 	char *signature;
1207 	char *description;
1208 };
1209 
1210 #endif				/* __ACLOCAL_H__ */
1211