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1/******************************************************************************
2 *
3 * Name: aclocal.h - Internal data types used across the ACPI subsystem
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 __ACLOCAL_H__
45#define __ACLOCAL_H__
46
47/* acpisrc:struct_defs -- for acpisrc conversion */
48
49#define ACPI_WAIT_FOREVER 0xFFFF /* u16, as per ACPI spec */
50#define ACPI_DO_NOT_WAIT 0
51#define ACPI_SERIALIZED 0xFF
52
53typedef u32 acpi_mutex_handle;
54#define ACPI_GLOBAL_LOCK (acpi_semaphore) (-1)
55
56/* Total number of aml opcodes defined */
57
58#define AML_NUM_OPCODES 0x7F
59
60/* Forward declarations */
61
62struct acpi_walk_state;
63struct acpi_obj_mutex;
64union acpi_parse_object;
65
66/*****************************************************************************
67 *
68 * Mutex typedefs and structs
69 *
70 ****************************************************************************/
71
72/*
73 * Predefined handles for the mutex objects used within the subsystem
74 * All mutex objects are automatically created by acpi_ut_mutex_initialize.
75 *
76 * The acquire/release ordering protocol is implied via this list. Mutexes
77 * with a lower value must be acquired before mutexes with a higher value.
78 *
79 * NOTE: any changes here must be reflected in the acpi_gbl_mutex_names
80 * table below also!
81 */
82#define ACPI_MTX_INTERPRETER 0 /* AML Interpreter, main lock */
83#define ACPI_MTX_NAMESPACE 1 /* ACPI Namespace */
84#define ACPI_MTX_TABLES 2 /* Data for ACPI tables */
85#define ACPI_MTX_EVENTS 3 /* Data for ACPI events */
86#define ACPI_MTX_CACHES 4 /* Internal caches, general purposes */
87#define ACPI_MTX_MEMORY 5 /* Debug memory tracking lists */
88#define ACPI_MTX_DEBUG_CMD_COMPLETE 6 /* AML debugger */
89#define ACPI_MTX_DEBUG_CMD_READY 7 /* AML debugger */
90
91#define ACPI_MAX_MUTEX 7
92#define ACPI_NUM_MUTEX ACPI_MAX_MUTEX+1
93
94#if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER)
95#ifdef DEFINE_ACPI_GLOBALS
96
97/* Debug names for the mutexes above */
98
99static char *acpi_gbl_mutex_names[ACPI_NUM_MUTEX] = {
100 "ACPI_MTX_Interpreter",
101 "ACPI_MTX_Namespace",
102 "ACPI_MTX_Tables",
103 "ACPI_MTX_Events",
104 "ACPI_MTX_Caches",
105 "ACPI_MTX_Memory",
106 "ACPI_MTX_CommandComplete",
107 "ACPI_MTX_CommandReady"
108};
109
110#endif
111#endif
112
113/*
114 * Predefined handles for spinlocks used within the subsystem.
115 * These spinlocks are created by acpi_ut_mutex_initialize
116 */
117#define ACPI_LOCK_GPES 0
118#define ACPI_LOCK_HARDWARE 1
119
120#define ACPI_MAX_LOCK 1
121#define ACPI_NUM_LOCK ACPI_MAX_LOCK+1
122
123/* Owner IDs are used to track namespace nodes for selective deletion */
124
125typedef u8 acpi_owner_id;
126#define ACPI_OWNER_ID_MAX 0xFF
127
128/* This Thread ID means that the mutex is not in use (unlocked) */
129
130#define ACPI_MUTEX_NOT_ACQUIRED (acpi_thread_id) 0
131
132/* Table for the global mutexes */
133
134struct acpi_mutex_info {
135 acpi_mutex mutex;
136 u32 use_count;
137 acpi_thread_id thread_id;
138};
139
140/* Lock flag parameter for various interfaces */
141
142#define ACPI_MTX_DO_NOT_LOCK 0
143#define ACPI_MTX_LOCK 1
144
145/* Field access granularities */
146
147#define ACPI_FIELD_BYTE_GRANULARITY 1
148#define ACPI_FIELD_WORD_GRANULARITY 2
149#define ACPI_FIELD_DWORD_GRANULARITY 4
150#define ACPI_FIELD_QWORD_GRANULARITY 8
151
152#define ACPI_ENTRY_NOT_FOUND NULL
153
154/*****************************************************************************
155 *
156 * Namespace typedefs and structs
157 *
158 ****************************************************************************/
159
160/* Operational modes of the AML interpreter/scanner */
161
162typedef enum {
163 ACPI_IMODE_LOAD_PASS1 = 0x01,
164 ACPI_IMODE_LOAD_PASS2 = 0x02,
165 ACPI_IMODE_EXECUTE = 0x03
166} acpi_interpreter_mode;
167
168union acpi_name_union {
169 u32 integer;
170 char ascii[4];
171};
172
173/*
174 * The Namespace Node describes a named object that appears in the AML.
175 * descriptor_type is used to differentiate between internal descriptors.
176 *
177 * The node is optimized for both 32-bit and 64-bit platforms:
178 * 20 bytes for the 32-bit case, 32 bytes for the 64-bit case.
179 *
180 * Note: The descriptor_type and Type fields must appear in the identical
181 * position in both the struct acpi_namespace_node and union acpi_operand_object
182 * structures.
183 */
184struct acpi_namespace_node {
185 union acpi_operand_object *object; /* Interpreter object */
186 u8 descriptor_type; /* Differentiate object descriptor types */
187 u8 type; /* ACPI Type associated with this name */
188 u8 flags; /* Miscellaneous flags */
189 acpi_owner_id owner_id; /* Node creator */
190 union acpi_name_union name; /* ACPI Name, always 4 chars per ACPI spec */
191 struct acpi_namespace_node *child; /* First child */
192 struct acpi_namespace_node *peer; /* Peer. Parent if ANOBJ_END_OF_PEER_LIST set */
193
194 /*
195 * The following fields are used by the ASL compiler and disassembler only
196 */
197#ifdef ACPI_LARGE_NAMESPACE_NODE
198 union acpi_parse_object *op;
199 u32 value;
200 u32 length;
201#endif
202};
203
204/* Namespace Node flags */
205
206#define ANOBJ_END_OF_PEER_LIST 0x01 /* End-of-list, Peer field points to parent */
207#define ANOBJ_TEMPORARY 0x02 /* Node is create by a method and is temporary */
208#define ANOBJ_METHOD_ARG 0x04 /* Node is a method argument */
209#define ANOBJ_METHOD_LOCAL 0x08 /* Node is a method local */
210#define ANOBJ_SUBTREE_HAS_INI 0x10 /* Used to optimize device initialization */
211#define ANOBJ_EVALUATED 0x20 /* Set on first evaluation of node */
212
213#define ANOBJ_IS_EXTERNAL 0x08 /* i_aSL only: This object created via External() */
214#define ANOBJ_METHOD_NO_RETVAL 0x10 /* i_aSL only: Method has no return value */
215#define ANOBJ_METHOD_SOME_NO_RETVAL 0x20 /* i_aSL only: Method has at least one return value */
216#define ANOBJ_IS_BIT_OFFSET 0x40 /* i_aSL only: Reference is a bit offset */
217#define ANOBJ_IS_REFERENCED 0x80 /* i_aSL only: Object was referenced */
218
219/*
220 * ACPI Table Descriptor. One per ACPI table
221 */
222struct acpi_table_desc {
223 acpi_physical_address address;
224 struct acpi_table_header *pointer;
225 u32 length; /* Length fixed at 32 bits */
226 union acpi_name_union signature;
227 acpi_owner_id owner_id;
228 u8 flags;
229};
230
231/* Flags for above */
232
233#define ACPI_TABLE_ORIGIN_UNKNOWN (0)
234#define ACPI_TABLE_ORIGIN_MAPPED (1)
235#define ACPI_TABLE_ORIGIN_ALLOCATED (2)
236#define ACPI_TABLE_ORIGIN_MASK (3)
237#define ACPI_TABLE_IS_LOADED (4)
238
239/* One internal RSDT for table management */
240
241struct acpi_internal_rsdt {
242 struct acpi_table_desc *tables;
243 u32 count;
244 u32 size;
245 u8 flags;
246};
247
248/* Flags for above */
249
250#define ACPI_ROOT_ORIGIN_UNKNOWN (0) /* ~ORIGIN_ALLOCATED */
251#define ACPI_ROOT_ORIGIN_ALLOCATED (1)
252#define ACPI_ROOT_ALLOW_RESIZE (2)
253
254/* Predefined (fixed) table indexes */
255
256#define ACPI_TABLE_INDEX_DSDT (0)
257#define ACPI_TABLE_INDEX_FACS (1)
258
259struct acpi_find_context {
260 char *search_for;
261 acpi_handle *list;
262 u32 *count;
263};
264
265struct acpi_ns_search_data {
266 struct acpi_namespace_node *node;
267};
268
269/*
270 * Predefined Namespace items
271 */
272struct acpi_predefined_names {
273 char *name;
274 u8 type;
275 char *val;
276};
277
278/* Object types used during package copies */
279
280#define ACPI_COPY_TYPE_SIMPLE 0
281#define ACPI_COPY_TYPE_PACKAGE 1
282
283/* Info structure used to convert external<->internal namestrings */
284
285struct acpi_namestring_info {
286 const char *external_name;
287 const char *next_external_char;
288 char *internal_name;
289 u32 length;
290 u32 num_segments;
291 u32 num_carats;
292 u8 fully_qualified;
293};
294
295/* Field creation info */
296
297struct acpi_create_field_info {
298 struct acpi_namespace_node *region_node;
299 struct acpi_namespace_node *field_node;
300 struct acpi_namespace_node *register_node;
301 struct acpi_namespace_node *data_register_node;
302 u32 bank_value;
303 u32 field_bit_position;
304 u32 field_bit_length;
305 u8 field_flags;
306 u8 attribute;
307 u8 field_type;
308};
309
310typedef
311acpi_status(*ACPI_INTERNAL_METHOD) (struct acpi_walk_state * walk_state);
312
313/*
314 * Bitmapped ACPI types. Used internally only
315 */
316#define ACPI_BTYPE_ANY 0x00000000
317#define ACPI_BTYPE_INTEGER 0x00000001
318#define ACPI_BTYPE_STRING 0x00000002
319#define ACPI_BTYPE_BUFFER 0x00000004
320#define ACPI_BTYPE_PACKAGE 0x00000008
321#define ACPI_BTYPE_FIELD_UNIT 0x00000010
322#define ACPI_BTYPE_DEVICE 0x00000020
323#define ACPI_BTYPE_EVENT 0x00000040
324#define ACPI_BTYPE_METHOD 0x00000080
325#define ACPI_BTYPE_MUTEX 0x00000100
326#define ACPI_BTYPE_REGION 0x00000200
327#define ACPI_BTYPE_POWER 0x00000400
328#define ACPI_BTYPE_PROCESSOR 0x00000800
329#define ACPI_BTYPE_THERMAL 0x00001000
330#define ACPI_BTYPE_BUFFER_FIELD 0x00002000
331#define ACPI_BTYPE_DDB_HANDLE 0x00004000
332#define ACPI_BTYPE_DEBUG_OBJECT 0x00008000
333#define ACPI_BTYPE_REFERENCE 0x00010000
334#define ACPI_BTYPE_RESOURCE 0x00020000
335
336#define ACPI_BTYPE_COMPUTE_DATA (ACPI_BTYPE_INTEGER | ACPI_BTYPE_STRING | ACPI_BTYPE_BUFFER)
337
338#define ACPI_BTYPE_DATA (ACPI_BTYPE_COMPUTE_DATA | ACPI_BTYPE_PACKAGE)
339#define ACPI_BTYPE_DATA_REFERENCE (ACPI_BTYPE_DATA | ACPI_BTYPE_REFERENCE | ACPI_BTYPE_DDB_HANDLE)
340#define ACPI_BTYPE_DEVICE_OBJECTS (ACPI_BTYPE_DEVICE | ACPI_BTYPE_THERMAL | ACPI_BTYPE_PROCESSOR)
341#define ACPI_BTYPE_OBJECTS_AND_REFS 0x0001FFFF /* ARG or LOCAL */
342#define ACPI_BTYPE_ALL_OBJECTS 0x0000FFFF
343
344/*
345 * Information structure for ACPI predefined names.
346 * Each entry in the table contains the following items:
347 *
348 * Name - The ACPI reserved name
349 * param_count - Number of arguments to the method
350 * expected_return_btypes - Allowed type(s) for the return value
351 */
352struct acpi_name_info {
353 char name[ACPI_NAME_SIZE];
354 u8 param_count;
355 u8 expected_btypes;
356};
357
358/*
359 * Secondary information structures for ACPI predefined objects that return
360 * package objects. This structure appears as the next entry in the table
361 * after the NAME_INFO structure above.
362 *
363 * The reason for this is to minimize the size of the predefined name table.
364 */
365
366/*
367 * Used for ACPI_PTYPE1_FIXED, ACPI_PTYPE1_VAR, ACPI_PTYPE2,
368 * ACPI_PTYPE2_MIN, ACPI_PTYPE2_PKG_COUNT, ACPI_PTYPE2_COUNT
369 */
370struct acpi_package_info {
371 u8 type;
372 u8 object_type1;
373 u8 count1;
374 u8 object_type2;
375 u8 count2;
376 u8 reserved;
377};
378
379/* Used for ACPI_PTYPE2_FIXED */
380
381struct acpi_package_info2 {
382 u8 type;
383 u8 count;
384 u8 object_type[4];
385};
386
387/* Used for ACPI_PTYPE1_OPTION */
388
389struct acpi_package_info3 {
390 u8 type;
391 u8 count;
392 u8 object_type[2];
393 u8 tail_object_type;
394 u8 reserved;
395};
396
397union acpi_predefined_info {
398 struct acpi_name_info info;
399 struct acpi_package_info ret_info;
400 struct acpi_package_info2 ret_info2;
401 struct acpi_package_info3 ret_info3;
402};
403
404/*
405 * Bitmapped return value types
406 * Note: the actual data types must be contiguous, a loop in nspredef.c
407 * depends on this.
408 */
409#define ACPI_RTYPE_ANY 0x00
410#define ACPI_RTYPE_NONE 0x01
411#define ACPI_RTYPE_INTEGER 0x02
412#define ACPI_RTYPE_STRING 0x04
413#define ACPI_RTYPE_BUFFER 0x08
414#define ACPI_RTYPE_PACKAGE 0x10
415#define ACPI_RTYPE_REFERENCE 0x20
416#define ACPI_RTYPE_ALL 0x3F
417
418#define ACPI_NUM_RTYPES 5 /* Number of actual object types */
419
420/*****************************************************************************
421 *
422 * Event typedefs and structs
423 *
424 ****************************************************************************/
425
426/* Dispatch info for each GPE -- either a method or handler, cannot be both */
427
428struct acpi_handler_info {
429 acpi_event_handler address; /* Address of handler, if any */
430 void *context; /* Context to be passed to handler */
431 struct acpi_namespace_node *method_node; /* Method node for this GPE level (saved) */
432};
433
434union acpi_gpe_dispatch_info {
435 struct acpi_namespace_node *method_node; /* Method node for this GPE level */
436 struct acpi_handler_info *handler;
437};
438
439/*
440 * Information about a GPE, one per each GPE in an array.
441 * NOTE: Important to keep this struct as small as possible.
442 */
443struct acpi_gpe_event_info {
444 union acpi_gpe_dispatch_info dispatch; /* Either Method or Handler */
445 struct acpi_gpe_register_info *register_info; /* Backpointer to register info */
446 u8 flags; /* Misc info about this GPE */
447 u8 gpe_number; /* This GPE */
448};
449
450/* Information about a GPE register pair, one per each status/enable pair in an array */
451
452struct acpi_gpe_register_info {
453 struct acpi_generic_address status_address; /* Address of status reg */
454 struct acpi_generic_address enable_address; /* Address of enable reg */
455 u8 enable_for_wake; /* GPEs to keep enabled when sleeping */
456 u8 enable_for_run; /* GPEs to keep enabled when running */
457 u8 base_gpe_number; /* Base GPE number for this register */
458};
459
460/*
461 * Information about a GPE register block, one per each installed block --
462 * GPE0, GPE1, and one per each installed GPE Block Device.
463 */
464struct acpi_gpe_block_info {
465 struct acpi_namespace_node *node;
466 struct acpi_gpe_block_info *previous;
467 struct acpi_gpe_block_info *next;
468 struct acpi_gpe_xrupt_info *xrupt_block; /* Backpointer to interrupt block */
469 struct acpi_gpe_register_info *register_info; /* One per GPE register pair */
470 struct acpi_gpe_event_info *event_info; /* One for each GPE */
471 struct acpi_generic_address block_address; /* Base address of the block */
472 u32 register_count; /* Number of register pairs in block */
473 u8 block_base_number; /* Base GPE number for this block */
474};
475
476/* Information about GPE interrupt handlers, one per each interrupt level used for GPEs */
477
478struct acpi_gpe_xrupt_info {
479 struct acpi_gpe_xrupt_info *previous;
480 struct acpi_gpe_xrupt_info *next;
481 struct acpi_gpe_block_info *gpe_block_list_head; /* List of GPE blocks for this xrupt */
482 u32 interrupt_number; /* System interrupt number */
483};
484
485struct acpi_gpe_walk_info {
486 struct acpi_namespace_node *gpe_device;
487 struct acpi_gpe_block_info *gpe_block;
488};
489
490typedef acpi_status(*acpi_gpe_callback) (struct acpi_gpe_xrupt_info *
491 gpe_xrupt_info,
492 struct acpi_gpe_block_info *
493 gpe_block);
494
495/* Information about each particular fixed event */
496
497struct acpi_fixed_event_handler {
498 acpi_event_handler handler; /* Address of handler. */
499 void *context; /* Context to be passed to handler */
500};
501
502struct acpi_fixed_event_info {
503 u8 status_register_id;
504 u8 enable_register_id;
505 u16 status_bit_mask;
506 u16 enable_bit_mask;
507};
508
509/* Information used during field processing */
510
511struct acpi_field_info {
512 u8 skip_field;
513 u8 field_flag;
514 u32 pkg_length;
515};
516
517/*****************************************************************************
518 *
519 * Generic "state" object for stacks
520 *
521 ****************************************************************************/
522
523#define ACPI_CONTROL_NORMAL 0xC0
524#define ACPI_CONTROL_CONDITIONAL_EXECUTING 0xC1
525#define ACPI_CONTROL_PREDICATE_EXECUTING 0xC2
526#define ACPI_CONTROL_PREDICATE_FALSE 0xC3
527#define ACPI_CONTROL_PREDICATE_TRUE 0xC4
528
529#define ACPI_STATE_COMMON \
530 void *next; \
531 u8 descriptor_type; /* To differentiate various internal objs */\
532 u8 flags; \
533 u16 value; \
534 u16 state;
535
536 /* There are 2 bytes available here until the next natural alignment boundary */
537
538struct acpi_common_state {
539ACPI_STATE_COMMON};
540
541/*
542 * Update state - used to traverse complex objects such as packages
543 */
544struct acpi_update_state {
545 ACPI_STATE_COMMON union acpi_operand_object *object;
546};
547
548/*
549 * Pkg state - used to traverse nested package structures
550 */
551struct acpi_pkg_state {
552 ACPI_STATE_COMMON u16 index;
553 union acpi_operand_object *source_object;
554 union acpi_operand_object *dest_object;
555 struct acpi_walk_state *walk_state;
556 void *this_target_obj;
557 u32 num_packages;
558};
559
560/*
561 * Control state - one per if/else and while constructs.
562 * Allows nesting of these constructs
563 */
564struct acpi_control_state {
565 ACPI_STATE_COMMON u16 opcode;
566 union acpi_parse_object *predicate_op;
567 u8 *aml_predicate_start; /* Start of if/while predicate */
568 u8 *package_end; /* End of if/while block */
569};
570
571/*
572 * Scope state - current scope during namespace lookups
573 */
574struct acpi_scope_state {
575 ACPI_STATE_COMMON struct acpi_namespace_node *node;
576};
577
578struct acpi_pscope_state {
579 ACPI_STATE_COMMON u32 arg_count; /* Number of fixed arguments */
580 union acpi_parse_object *op; /* Current op being parsed */
581 u8 *arg_end; /* Current argument end */
582 u8 *pkg_end; /* Current package end */
583 u32 arg_list; /* Next argument to parse */
584};
585
586/*
587 * Thread state - one per thread across multiple walk states. Multiple walk
588 * states are created when there are nested control methods executing.
589 */
590struct acpi_thread_state {
591 ACPI_STATE_COMMON u8 current_sync_level; /* Mutex Sync (nested acquire) level */
592 struct acpi_walk_state *walk_state_list; /* Head of list of walk_states for this thread */
593 union acpi_operand_object *acquired_mutex_list; /* List of all currently acquired mutexes */
594 acpi_thread_id thread_id; /* Running thread ID */
595};
596
597/*
598 * Result values - used to accumulate the results of nested
599 * AML arguments
600 */
601struct acpi_result_values {
602 ACPI_STATE_COMMON
603 union acpi_operand_object *obj_desc[ACPI_RESULTS_FRAME_OBJ_NUM];
604};
605
606typedef
607acpi_status(*acpi_parse_downwards) (struct acpi_walk_state * walk_state,
608 union acpi_parse_object ** out_op);
609
610typedef acpi_status(*acpi_parse_upwards) (struct acpi_walk_state * walk_state);
611
612/*
613 * Notify info - used to pass info to the deferred notify
614 * handler/dispatcher.
615 */
616struct acpi_notify_info {
617 ACPI_STATE_COMMON struct acpi_namespace_node *node;
618 union acpi_operand_object *handler_obj;
619};
620
621/* Generic state is union of structs above */
622
623union acpi_generic_state {
624 struct acpi_common_state common;
625 struct acpi_control_state control;
626 struct acpi_update_state update;
627 struct acpi_scope_state scope;
628 struct acpi_pscope_state parse_scope;
629 struct acpi_pkg_state pkg;
630 struct acpi_thread_state thread;
631 struct acpi_result_values results;
632 struct acpi_notify_info notify;
633};
634
635/*****************************************************************************
636 *
637 * Interpreter typedefs and structs
638 *
639 ****************************************************************************/
640
641typedef acpi_status(*ACPI_EXECUTE_OP) (struct acpi_walk_state * walk_state);
642
643/*****************************************************************************
644 *
645 * Parser typedefs and structs
646 *
647 ****************************************************************************/
648
649/*
650 * AML opcode, name, and argument layout
651 */
652struct acpi_opcode_info {
653#if defined(ACPI_DISASSEMBLER) || defined(ACPI_DEBUG_OUTPUT)
654 char *name; /* Opcode name (disassembler/debug only) */
655#endif
656 u32 parse_args; /* Grammar/Parse time arguments */
657 u32 runtime_args; /* Interpret time arguments */
658 u16 flags; /* Misc flags */
659 u8 object_type; /* Corresponding internal object type */
660 u8 class; /* Opcode class */
661 u8 type; /* Opcode type */
662};
663
664union acpi_parse_value {
665 acpi_integer integer; /* Integer constant (Up to 64 bits) */
666 struct uint64_struct integer64; /* Structure overlay for 2 32-bit Dwords */
667 u32 size; /* bytelist or field size */
668 char *string; /* NULL terminated string */
669 u8 *buffer; /* buffer or string */
670 char *name; /* NULL terminated string */
671 union acpi_parse_object *arg; /* arguments and contained ops */
672};
673
674#define ACPI_PARSE_COMMON \
675 union acpi_parse_object *parent; /* Parent op */\
676 u8 descriptor_type; /* To differentiate various internal objs */\
677 u8 flags; /* Type of Op */\
678 u16 aml_opcode; /* AML opcode */\
679 u32 aml_offset; /* Offset of declaration in AML */\
680 union acpi_parse_object *next; /* Next op */\
681 struct acpi_namespace_node *node; /* For use by interpreter */\
682 union acpi_parse_value value; /* Value or args associated with the opcode */\
683 u8 arg_list_length; /* Number of elements in the arg list */\
684 ACPI_DISASM_ONLY_MEMBERS (\
685 u8 disasm_flags; /* Used during AML disassembly */\
686 u8 disasm_opcode; /* Subtype used for disassembly */\
687 char aml_op_name[16]) /* Op name (debug only) */
688
689#define ACPI_DASM_BUFFER 0x00
690#define ACPI_DASM_RESOURCE 0x01
691#define ACPI_DASM_STRING 0x02
692#define ACPI_DASM_UNICODE 0x03
693#define ACPI_DASM_EISAID 0x04
694#define ACPI_DASM_MATCHOP 0x05
695#define ACPI_DASM_LNOT_PREFIX 0x06
696#define ACPI_DASM_LNOT_SUFFIX 0x07
697#define ACPI_DASM_IGNORE 0x08
698
699/*
700 * Generic operation (for example: If, While, Store)
701 */
702struct acpi_parse_obj_common {
703ACPI_PARSE_COMMON};
704
705/*
706 * Extended Op for named ops (Scope, Method, etc.), deferred ops (Methods and op_regions),
707 * and bytelists.
708 */
709struct acpi_parse_obj_named {
710 ACPI_PARSE_COMMON u8 *path;
711 u8 *data; /* AML body or bytelist data */
712 u32 length; /* AML length */
713 u32 name; /* 4-byte name or zero if no name */
714};
715
716/* This version is used by the i_aSL compiler only */
717
718#define ACPI_MAX_PARSEOP_NAME 20
719
720struct acpi_parse_obj_asl {
721 ACPI_PARSE_COMMON union acpi_parse_object *child;
722 union acpi_parse_object *parent_method;
723 char *filename;
724 char *external_name;
725 char *namepath;
726 char name_seg[4];
727 u32 extra_value;
728 u32 column;
729 u32 line_number;
730 u32 logical_line_number;
731 u32 logical_byte_offset;
732 u32 end_line;
733 u32 end_logical_line;
734 u32 acpi_btype;
735 u32 aml_length;
736 u32 aml_subtree_length;
737 u32 final_aml_length;
738 u32 final_aml_offset;
739 u32 compile_flags;
740 u16 parse_opcode;
741 u8 aml_opcode_length;
742 u8 aml_pkg_len_bytes;
743 u8 extra;
744 char parse_op_name[ACPI_MAX_PARSEOP_NAME];
745};
746
747union acpi_parse_object {
748 struct acpi_parse_obj_common common;
749 struct acpi_parse_obj_named named;
750 struct acpi_parse_obj_asl asl;
751};
752
753/*
754 * Parse state - one state per parser invocation and each control
755 * method.
756 */
757struct acpi_parse_state {
758 u8 *aml_start; /* First AML byte */
759 u8 *aml; /* Next AML byte */
760 u8 *aml_end; /* (last + 1) AML byte */
761 u8 *pkg_start; /* Current package begin */
762 u8 *pkg_end; /* Current package end */
763 union acpi_parse_object *start_op; /* Root of parse tree */
764 struct acpi_namespace_node *start_node;
765 union acpi_generic_state *scope; /* Current scope */
766 union acpi_parse_object *start_scope;
767 u32 aml_size;
768};
769
770/* Parse object flags */
771
772#define ACPI_PARSEOP_GENERIC 0x01
773#define ACPI_PARSEOP_NAMED 0x02
774#define ACPI_PARSEOP_DEFERRED 0x04
775#define ACPI_PARSEOP_BYTELIST 0x08
776#define ACPI_PARSEOP_IN_STACK 0x10
777#define ACPI_PARSEOP_TARGET 0x20
778#define ACPI_PARSEOP_IN_CACHE 0x80
779
780/* Parse object disasm_flags */
781
782#define ACPI_PARSEOP_IGNORE 0x01
783#define ACPI_PARSEOP_PARAMLIST 0x02
784#define ACPI_PARSEOP_EMPTY_TERMLIST 0x04
785#define ACPI_PARSEOP_SPECIAL 0x10
786
787/*****************************************************************************
788 *
789 * Hardware (ACPI registers) and PNP
790 *
791 ****************************************************************************/
792
793#define PCI_ROOT_HID_STRING "PNP0A03"
794#define PCI_EXPRESS_ROOT_HID_STRING "PNP0A08"
795
796struct acpi_bit_register_info {
797 u8 parent_register;
798 u8 bit_position;
799 u16 access_bit_mask;
800};
801
802/*
803 * Some ACPI registers have bits that must be ignored -- meaning that they
804 * must be preserved.
805 */
806#define ACPI_PM1_STATUS_PRESERVED_BITS 0x0800 /* Bit 11 */
807#define ACPI_PM1_CONTROL_PRESERVED_BITS 0x0200 /* Bit 9 (whatever) */
808
809/*
810 * Register IDs
811 * These are the full ACPI registers
812 */
813#define ACPI_REGISTER_PM1_STATUS 0x01
814#define ACPI_REGISTER_PM1_ENABLE 0x02
815#define ACPI_REGISTER_PM1_CONTROL 0x03
816#define ACPI_REGISTER_PM1A_CONTROL 0x04
817#define ACPI_REGISTER_PM1B_CONTROL 0x05
818#define ACPI_REGISTER_PM2_CONTROL 0x06
819#define ACPI_REGISTER_PM_TIMER 0x07
820#define ACPI_REGISTER_PROCESSOR_BLOCK 0x08
821#define ACPI_REGISTER_SMI_COMMAND_BLOCK 0x09
822
823/* Masks used to access the bit_registers */
824
825#define ACPI_BITMASK_TIMER_STATUS 0x0001
826#define ACPI_BITMASK_BUS_MASTER_STATUS 0x0010
827#define ACPI_BITMASK_GLOBAL_LOCK_STATUS 0x0020
828#define ACPI_BITMASK_POWER_BUTTON_STATUS 0x0100
829#define ACPI_BITMASK_SLEEP_BUTTON_STATUS 0x0200
830#define ACPI_BITMASK_RT_CLOCK_STATUS 0x0400
831#define ACPI_BITMASK_PCIEXP_WAKE_STATUS 0x4000 /* ACPI 3.0 */
832#define ACPI_BITMASK_WAKE_STATUS 0x8000
833
834#define ACPI_BITMASK_ALL_FIXED_STATUS (\
835 ACPI_BITMASK_TIMER_STATUS | \
836 ACPI_BITMASK_BUS_MASTER_STATUS | \
837 ACPI_BITMASK_GLOBAL_LOCK_STATUS | \
838 ACPI_BITMASK_POWER_BUTTON_STATUS | \
839 ACPI_BITMASK_SLEEP_BUTTON_STATUS | \
840 ACPI_BITMASK_RT_CLOCK_STATUS | \
841 ACPI_BITMASK_WAKE_STATUS)
842
843#define ACPI_BITMASK_TIMER_ENABLE 0x0001
844#define ACPI_BITMASK_GLOBAL_LOCK_ENABLE 0x0020
845#define ACPI_BITMASK_POWER_BUTTON_ENABLE 0x0100
846#define ACPI_BITMASK_SLEEP_BUTTON_ENABLE 0x0200
847#define ACPI_BITMASK_RT_CLOCK_ENABLE 0x0400
848#define ACPI_BITMASK_PCIEXP_WAKE_DISABLE 0x4000 /* ACPI 3.0 */
849
850#define ACPI_BITMASK_SCI_ENABLE 0x0001
851#define ACPI_BITMASK_BUS_MASTER_RLD 0x0002
852#define ACPI_BITMASK_GLOBAL_LOCK_RELEASE 0x0004
853#define ACPI_BITMASK_SLEEP_TYPE_X 0x1C00
854#define ACPI_BITMASK_SLEEP_ENABLE 0x2000
855
856#define ACPI_BITMASK_ARB_DISABLE 0x0001
857
858/* Raw bit position of each bit_register */
859
860#define ACPI_BITPOSITION_TIMER_STATUS 0x00
861#define ACPI_BITPOSITION_BUS_MASTER_STATUS 0x04
862#define ACPI_BITPOSITION_GLOBAL_LOCK_STATUS 0x05
863#define ACPI_BITPOSITION_POWER_BUTTON_STATUS 0x08
864#define ACPI_BITPOSITION_SLEEP_BUTTON_STATUS 0x09
865#define ACPI_BITPOSITION_RT_CLOCK_STATUS 0x0A
866#define ACPI_BITPOSITION_PCIEXP_WAKE_STATUS 0x0E /* ACPI 3.0 */
867#define ACPI_BITPOSITION_WAKE_STATUS 0x0F
868
869#define ACPI_BITPOSITION_TIMER_ENABLE 0x00
870#define ACPI_BITPOSITION_GLOBAL_LOCK_ENABLE 0x05
871#define ACPI_BITPOSITION_POWER_BUTTON_ENABLE 0x08
872#define ACPI_BITPOSITION_SLEEP_BUTTON_ENABLE 0x09
873#define ACPI_BITPOSITION_RT_CLOCK_ENABLE 0x0A
874#define ACPI_BITPOSITION_PCIEXP_WAKE_DISABLE 0x0E /* ACPI 3.0 */
875
876#define ACPI_BITPOSITION_SCI_ENABLE 0x00
877#define ACPI_BITPOSITION_BUS_MASTER_RLD 0x01
878#define ACPI_BITPOSITION_GLOBAL_LOCK_RELEASE 0x02
879#define ACPI_BITPOSITION_SLEEP_TYPE_X 0x0A
880#define ACPI_BITPOSITION_SLEEP_ENABLE 0x0D
881
882#define ACPI_BITPOSITION_ARB_DISABLE 0x00
883
884/*****************************************************************************
885 *
886 * Resource descriptors
887 *
888 ****************************************************************************/
889
890/* resource_type values */
891
892#define ACPI_ADDRESS_TYPE_MEMORY_RANGE 0
893#define ACPI_ADDRESS_TYPE_IO_RANGE 1
894#define ACPI_ADDRESS_TYPE_BUS_NUMBER_RANGE 2
895
896/* Resource descriptor types and masks */
897
898#define ACPI_RESOURCE_NAME_LARGE 0x80
899#define ACPI_RESOURCE_NAME_SMALL 0x00
900
901#define ACPI_RESOURCE_NAME_SMALL_MASK 0x78 /* Bits 6:3 contain the type */
902#define ACPI_RESOURCE_NAME_SMALL_LENGTH_MASK 0x07 /* Bits 2:0 contain the length */
903#define ACPI_RESOURCE_NAME_LARGE_MASK 0x7F /* Bits 6:0 contain the type */
904
905/*
906 * Small resource descriptor "names" as defined by the ACPI specification.
907 * Note: Bits 2:0 are used for the descriptor length
908 */
909#define ACPI_RESOURCE_NAME_IRQ 0x20
910#define ACPI_RESOURCE_NAME_DMA 0x28
911#define ACPI_RESOURCE_NAME_START_DEPENDENT 0x30
912#define ACPI_RESOURCE_NAME_END_DEPENDENT 0x38
913#define ACPI_RESOURCE_NAME_IO 0x40
914#define ACPI_RESOURCE_NAME_FIXED_IO 0x48
915#define ACPI_RESOURCE_NAME_RESERVED_S1 0x50
916#define ACPI_RESOURCE_NAME_RESERVED_S2 0x58
917#define ACPI_RESOURCE_NAME_RESERVED_S3 0x60
918#define ACPI_RESOURCE_NAME_RESERVED_S4 0x68
919#define ACPI_RESOURCE_NAME_VENDOR_SMALL 0x70
920#define ACPI_RESOURCE_NAME_END_TAG 0x78
921
922/*
923 * Large resource descriptor "names" as defined by the ACPI specification.
924 * Note: includes the Large Descriptor bit in bit[7]
925 */
926#define ACPI_RESOURCE_NAME_MEMORY24 0x81
927#define ACPI_RESOURCE_NAME_GENERIC_REGISTER 0x82
928#define ACPI_RESOURCE_NAME_RESERVED_L1 0x83
929#define ACPI_RESOURCE_NAME_VENDOR_LARGE 0x84
930#define ACPI_RESOURCE_NAME_MEMORY32 0x85
931#define ACPI_RESOURCE_NAME_FIXED_MEMORY32 0x86
932#define ACPI_RESOURCE_NAME_ADDRESS32 0x87
933#define ACPI_RESOURCE_NAME_ADDRESS16 0x88
934#define ACPI_RESOURCE_NAME_EXTENDED_IRQ 0x89
935#define ACPI_RESOURCE_NAME_ADDRESS64 0x8A
936#define ACPI_RESOURCE_NAME_EXTENDED_ADDRESS64 0x8B
937#define ACPI_RESOURCE_NAME_LARGE_MAX 0x8B
938
939/*****************************************************************************
940 *
941 * Miscellaneous
942 *
943 ****************************************************************************/
944
945#define ACPI_ASCII_ZERO 0x30
946
947/*****************************************************************************
948 *
949 * Debugger
950 *
951 ****************************************************************************/
952
953struct acpi_db_method_info {
954 acpi_handle main_thread_gate;
955 acpi_handle thread_complete_gate;
956 u32 *threads;
957 u32 num_threads;
958 u32 num_created;
959 u32 num_completed;
960
961 char *name;
962 u32 flags;
963 u32 num_loops;
964 char pathname[128];
965 char **args;
966
967 /*
968 * Arguments to be passed to method for the command
969 * Threads -
970 * the Number of threads, ID of current thread and
971 * Index of current thread inside all them created.
972 */
973 char init_args;
974 char *arguments[4];
975 char num_threads_str[11];
976 char id_of_thread_str[11];
977 char index_of_thread_str[11];
978};
979
980struct acpi_integrity_info {
981 u32 nodes;
982 u32 objects;
983};
984
985#define ACPI_DB_REDIRECTABLE_OUTPUT 0x01
986#define ACPI_DB_CONSOLE_OUTPUT 0x02
987#define ACPI_DB_DUPLICATE_OUTPUT 0x03
988
989/*****************************************************************************
990 *
991 * Debug
992 *
993 ****************************************************************************/
994
995/* Entry for a memory allocation (debug only) */
996
997#define ACPI_MEM_MALLOC 0
998#define ACPI_MEM_CALLOC 1
999#define ACPI_MAX_MODULE_NAME 16
1000
1001#define ACPI_COMMON_DEBUG_MEM_HEADER \
1002 struct acpi_debug_mem_block *previous; \
1003 struct acpi_debug_mem_block *next; \
1004 u32 size; \
1005 u32 component; \
1006 u32 line; \
1007 char module[ACPI_MAX_MODULE_NAME]; \
1008 u8 alloc_type;
1009
1010struct acpi_debug_mem_header {
1011ACPI_COMMON_DEBUG_MEM_HEADER};
1012
1013struct acpi_debug_mem_block {
1014 ACPI_COMMON_DEBUG_MEM_HEADER u64 user_space;
1015};
1016
1017#define ACPI_MEM_LIST_GLOBAL 0
1018#define ACPI_MEM_LIST_NSNODE 1
1019#define ACPI_MEM_LIST_MAX 1
1020#define ACPI_NUM_MEM_LISTS 2
1021
1022struct acpi_memory_list {
1023 char *list_name;
1024 void *list_head;
1025 u16 object_size;
1026 u16 max_depth;
1027 u16 current_depth;
1028 u16 link_offset;
1029
1030#ifdef ACPI_DBG_TRACK_ALLOCATIONS
1031
1032 /* Statistics for debug memory tracking only */
1033
1034 u32 total_allocated;
1035 u32 total_freed;
1036 u32 max_occupied;
1037 u32 total_size;
1038 u32 current_total_size;
1039 u32 requests;
1040 u32 hits;
1041#endif
1042};
1043
1044#endif /* __ACLOCAL_H__ */
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