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v6.13.7
  1/* SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0 */
  2/******************************************************************************
  3 *
  4 * Name: acutils.h -- prototypes for the common (subsystem-wide) procedures
  5 *
  6 * Copyright (C) 2000 - 2023, Intel Corp.
  7 *
  8 *****************************************************************************/
  9
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 10#ifndef _ACUTILS_H
 11#define _ACUTILS_H
 12
 13extern const u8 acpi_gbl_resource_aml_sizes[];
 14extern const u8 acpi_gbl_resource_aml_serial_bus_sizes[];
 15
 16/* Strings used by the disassembler and debugger resource dump routines */
 17
 18#if defined(ACPI_DEBUG_OUTPUT) || defined (ACPI_DISASSEMBLER) || defined (ACPI_DEBUGGER)
 19
 20extern const char *acpi_gbl_bm_decode[];
 21extern const char *acpi_gbl_config_decode[];
 22extern const char *acpi_gbl_consume_decode[];
 23extern const char *acpi_gbl_dec_decode[];
 24extern const char *acpi_gbl_he_decode[];
 25extern const char *acpi_gbl_io_decode[];
 26extern const char *acpi_gbl_ll_decode[];
 27extern const char *acpi_gbl_max_decode[];
 28extern const char *acpi_gbl_mem_decode[];
 29extern const char *acpi_gbl_min_decode[];
 30extern const char *acpi_gbl_mtp_decode[];
 31extern const char *acpi_gbl_phy_decode[];
 32extern const char *acpi_gbl_rng_decode[];
 33extern const char *acpi_gbl_rw_decode[];
 34extern const char *acpi_gbl_shr_decode[];
 35extern const char *acpi_gbl_siz_decode[];
 36extern const char *acpi_gbl_trs_decode[];
 37extern const char *acpi_gbl_ttp_decode[];
 38extern const char *acpi_gbl_typ_decode[];
 39extern const char *acpi_gbl_ppc_decode[];
 40extern const char *acpi_gbl_ior_decode[];
 41extern const char *acpi_gbl_dts_decode[];
 42extern const char *acpi_gbl_ct_decode[];
 43extern const char *acpi_gbl_sbt_decode[];
 44extern const char *acpi_gbl_am_decode[];
 45extern const char *acpi_gbl_sm_decode[];
 46extern const char *acpi_gbl_wm_decode[];
 47extern const char *acpi_gbl_cph_decode[];
 48extern const char *acpi_gbl_cpo_decode[];
 49extern const char *acpi_gbl_dp_decode[];
 50extern const char *acpi_gbl_ed_decode[];
 51extern const char *acpi_gbl_bpb_decode[];
 52extern const char *acpi_gbl_sb_decode[];
 53extern const char *acpi_gbl_fc_decode[];
 54extern const char *acpi_gbl_pt_decode[];
 55extern const char *acpi_gbl_ptyp_decode[];
 56extern const char *acpi_gbl_clock_input_mode[];
 57extern const char *acpi_gbl_clock_input_scale[];
 58#endif
 59
 60/*
 61 * For the iASL compiler case, the output is redirected to stderr so that
 62 * any of the various ACPI errors and warnings do not appear in the output
 63 * files, for either the compiler or disassembler portions of the tool.
 64 */
 65#ifdef ACPI_ASL_COMPILER
 66
 67#include <stdio.h>
 68
 69#define ACPI_MSG_REDIRECT_BEGIN \
 70	FILE                            *output_file = acpi_gbl_output_file; \
 71	acpi_os_redirect_output (stderr);
 72
 73#define ACPI_MSG_REDIRECT_END \
 74	acpi_os_redirect_output (output_file);
 75
 76#else
 77/*
 78 * non-iASL case - no redirection, nothing to do
 79 */
 80#define ACPI_MSG_REDIRECT_BEGIN
 81#define ACPI_MSG_REDIRECT_END
 82#endif
 83
 84/*
 85 * Common error message prefixes
 86 */
 87#ifndef ACPI_MSG_ERROR
 88#define ACPI_MSG_ERROR          "ACPI Error: "
 89#endif
 90#ifndef ACPI_MSG_WARNING
 91#define ACPI_MSG_WARNING        "ACPI Warning: "
 92#endif
 93#ifndef ACPI_MSG_INFO
 94#define ACPI_MSG_INFO           "ACPI: "
 95#endif
 96
 97#ifndef ACPI_MSG_BIOS_ERROR
 98#define ACPI_MSG_BIOS_ERROR     "Firmware Error (ACPI): "
 99#endif
100#ifndef ACPI_MSG_BIOS_WARNING
101#define ACPI_MSG_BIOS_WARNING   "Firmware Warning (ACPI): "
102#endif
103
104/*
105 * Common message suffix
106 */
107#define ACPI_MSG_SUFFIX \
108	acpi_os_printf (" (%8.8X/%s-%u)\n", ACPI_CA_VERSION, module_name, line_number)
109
110/* Flags to indicate implicit or explicit string-to-integer conversion */
111
112#define ACPI_IMPLICIT_CONVERSION        TRUE
113#define ACPI_NO_IMPLICIT_CONVERSION     FALSE
114
115/* Types for Resource descriptor entries */
116
117#define ACPI_INVALID_RESOURCE           0
118#define ACPI_FIXED_LENGTH               1
119#define ACPI_VARIABLE_LENGTH            2
120#define ACPI_SMALL_VARIABLE_LENGTH      3
121
122typedef
123acpi_status (*acpi_walk_aml_callback) (u8 *aml,
124				       u32 length,
125				       u32 offset,
126				       u8 resource_index, void **context);
127
128typedef
129acpi_status (*acpi_pkg_callback) (u8 object_type,
130				  union acpi_operand_object * source_object,
131				  union acpi_generic_state * state,
132				  void *context);
133
134struct acpi_pkg_info {
135	u8 *free_space;
136	acpi_size length;
137	u32 object_space;
138	u32 num_packages;
139};
140
141/* Object reference counts */
142
143#define REF_INCREMENT       (u16) 0
144#define REF_DECREMENT       (u16) 1
145
146/* acpi_ut_dump_buffer */
147
148#define DB_BYTE_DISPLAY      0x01
149#define DB_WORD_DISPLAY      0x02
150#define DB_DWORD_DISPLAY     0x04
151#define DB_QWORD_DISPLAY     0x08
152#define DB_DISPLAY_DATA_ONLY 0x10
153
154/*
155 * utascii - ASCII utilities
156 */
157u8 acpi_ut_valid_nameseg(char *signature);
158
159u8 acpi_ut_valid_name_char(char character, u32 position);
160
161void acpi_ut_check_and_repair_ascii(u8 *name, char *repaired_name, u32 count);
162
163/*
164 * utcksum - Checksum utilities
165 */
166u8 acpi_ut_generate_checksum(void *table, u32 length, u8 original_checksum);
167
168u8 acpi_ut_checksum(u8 *buffer, u32 length);
169
170acpi_status
171acpi_ut_verify_cdat_checksum(struct acpi_table_cdat *cdat_table, u32 length);
172
173acpi_status
174acpi_ut_verify_checksum(struct acpi_table_header *table, u32 length);
175
176/*
177 * utnonansi - Non-ANSI C library functions
178 */
179void acpi_ut_strupr(char *src_string);
180
181void acpi_ut_strlwr(char *src_string);
182
183int acpi_ut_stricmp(char *string1, char *string2);
184
185/*
186 * utstrsuppt - string-to-integer conversion support functions
187 */
188acpi_status acpi_ut_convert_octal_string(char *string, u64 *return_value);
189
190acpi_status acpi_ut_convert_decimal_string(char *string, u64 *return_value_ptr);
191
192acpi_status acpi_ut_convert_hex_string(char *string, u64 *return_value_ptr);
193
194char acpi_ut_remove_whitespace(char **string);
195
196char acpi_ut_remove_leading_zeros(char **string);
197
198u8 acpi_ut_detect_hex_prefix(char **string);
199
200void acpi_ut_remove_hex_prefix(char **string);
201
202u8 acpi_ut_detect_octal_prefix(char **string);
203
204/*
205 * utstrtoul64 - string-to-integer conversion functions
206 */
207acpi_status acpi_ut_strtoul64(char *string, u64 *ret_integer);
208
209u64 acpi_ut_explicit_strtoul64(char *string);
210
211u64 acpi_ut_implicit_strtoul64(char *string);
212
213/*
214 * utglobal - Global data structures and procedures
215 */
216acpi_status acpi_ut_init_globals(void);
217
218const char *acpi_ut_get_mutex_name(u32 mutex_id);
219
220#if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER)
221
 
 
222const char *acpi_ut_get_notify_name(u32 notify_value, acpi_object_type type);
223#endif
224
225const char *acpi_ut_get_type_name(acpi_object_type type);
226
227const char *acpi_ut_get_node_name(void *object);
228
229const char *acpi_ut_get_descriptor_name(void *object);
230
231const char *acpi_ut_get_reference_name(union acpi_operand_object *object);
232
233const char *acpi_ut_get_object_type_name(union acpi_operand_object *obj_desc);
234
235const char *acpi_ut_get_region_name(u8 space_id);
236
237const char *acpi_ut_get_event_name(u32 event_id);
238
239const char *acpi_ut_get_argument_type_name(u32 arg_type);
240
241char acpi_ut_hex_to_ascii_char(u64 integer, u32 position);
242
243acpi_status acpi_ut_ascii_to_hex_byte(char *two_ascii_chars, u8 *return_byte);
244
245u8 acpi_ut_ascii_char_to_hex(int hex_char);
246
247u8 acpi_ut_valid_object_type(acpi_object_type type);
248
249/*
250 * utinit - miscellaneous initialization and shutdown
251 */
252acpi_status acpi_ut_hardware_initialize(void);
253
254void acpi_ut_subsystem_shutdown(void);
255
256/*
257 * utcopy - Object construction and conversion interfaces
258 */
259acpi_status
260acpi_ut_build_simple_object(union acpi_operand_object *obj,
261			    union acpi_object *user_obj,
262			    u8 *data_space, u32 *buffer_space_used);
263
264acpi_status
265acpi_ut_build_package_object(union acpi_operand_object *obj,
266			     u8 *buffer, u32 *space_used);
267
268acpi_status
269acpi_ut_copy_iobject_to_eobject(union acpi_operand_object *obj,
270				struct acpi_buffer *ret_buffer);
271
272acpi_status
273acpi_ut_copy_eobject_to_iobject(union acpi_object *obj,
274				union acpi_operand_object **internal_obj);
275
276acpi_status
277acpi_ut_copy_isimple_to_isimple(union acpi_operand_object *source_obj,
278				union acpi_operand_object *dest_obj);
279
280acpi_status
281acpi_ut_copy_iobject_to_iobject(union acpi_operand_object *source_desc,
282				union acpi_operand_object **dest_desc,
283				struct acpi_walk_state *walk_state);
284
285/*
286 * utcreate - Object creation
287 */
288acpi_status
289acpi_ut_update_object_reference(union acpi_operand_object *object, u16 action);
290
291/*
292 * utdebug - Debug interfaces
293 */
294void acpi_ut_init_stack_ptr_trace(void);
295
296void acpi_ut_track_stack_ptr(void);
297
298void
299acpi_ut_trace(u32 line_number,
300	      const char *function_name,
301	      const char *module_name, u32 component_id);
302
303void
304acpi_ut_trace_ptr(u32 line_number,
305		  const char *function_name,
306		  const char *module_name,
307		  u32 component_id, const void *pointer);
308
309void
310acpi_ut_trace_u32(u32 line_number,
311		  const char *function_name,
312		  const char *module_name, u32 component_id, u32 integer);
313
314void
315acpi_ut_trace_str(u32 line_number,
316		  const char *function_name,
317		  const char *module_name,
318		  u32 component_id, const char *string);
319
320void
321acpi_ut_exit(u32 line_number,
322	     const char *function_name,
323	     const char *module_name, u32 component_id);
324
325void
326acpi_ut_status_exit(u32 line_number,
327		    const char *function_name,
328		    const char *module_name,
329		    u32 component_id, acpi_status status);
330
331void
332acpi_ut_value_exit(u32 line_number,
333		   const char *function_name,
334		   const char *module_name, u32 component_id, u64 value);
335
336void
337acpi_ut_ptr_exit(u32 line_number,
338		 const char *function_name,
339		 const char *module_name, u32 component_id, u8 *ptr);
340
341void
342acpi_ut_str_exit(u32 line_number,
343		 const char *function_name,
344		 const char *module_name, u32 component_id, const char *string);
345
346void
347acpi_ut_debug_dump_buffer(u8 *buffer, u32 count, u32 display, u32 component_id);
348
349void acpi_ut_dump_buffer(u8 *buffer, u32 count, u32 display, u32 offset);
350
351#ifdef ACPI_APPLICATION
352void
353acpi_ut_dump_buffer_to_file(ACPI_FILE file,
354			    u8 *buffer,
355			    u32 count, u32 display, u32 base_offset);
356#endif
357
358void acpi_ut_report_error(char *module_name, u32 line_number);
359
360void acpi_ut_report_info(char *module_name, u32 line_number);
361
362void acpi_ut_report_warning(char *module_name, u32 line_number);
363
364/*
365 * utdelete - Object deletion and reference counts
366 */
367void acpi_ut_add_reference(union acpi_operand_object *object);
368
369void acpi_ut_remove_reference(union acpi_operand_object *object);
370
371void acpi_ut_delete_internal_package_object(union acpi_operand_object *object);
372
373void acpi_ut_delete_internal_simple_object(union acpi_operand_object *object);
374
375void acpi_ut_delete_internal_object_list(union acpi_operand_object **obj_list);
376
377/*
378 * uteval - object evaluation
379 */
380acpi_status
381acpi_ut_evaluate_object(struct acpi_namespace_node *prefix_node,
382			const char *path,
383			u32 expected_return_btypes,
384			union acpi_operand_object **return_desc);
385
386acpi_status
387acpi_ut_evaluate_numeric_object(const char *object_name,
388				struct acpi_namespace_node *device_node,
389				u64 *value);
390
391acpi_status
392acpi_ut_execute_STA(struct acpi_namespace_node *device_node, u32 *status_flags);
393
394acpi_status
395acpi_ut_execute_power_methods(struct acpi_namespace_node *device_node,
396			      const char **method_names,
397			      u8 method_count, u8 *out_values);
398
399/*
400 * utids - device ID support
401 */
402acpi_status
403acpi_ut_execute_HID(struct acpi_namespace_node *device_node,
404		    struct acpi_pnp_device_id ** return_id);
405
406acpi_status
407acpi_ut_execute_UID(struct acpi_namespace_node *device_node,
408		    struct acpi_pnp_device_id ** return_id);
409
410acpi_status
411acpi_ut_execute_CID(struct acpi_namespace_node *device_node,
412		    struct acpi_pnp_device_id_list ** return_cid_list);
413
414acpi_status
415acpi_ut_execute_CLS(struct acpi_namespace_node *device_node,
416		    struct acpi_pnp_device_id **return_id);
417
418/*
419 * utlock - reader/writer locks
420 */
421acpi_status acpi_ut_create_rw_lock(struct acpi_rw_lock *lock);
422
423void acpi_ut_delete_rw_lock(struct acpi_rw_lock *lock);
424
425acpi_status acpi_ut_acquire_read_lock(struct acpi_rw_lock *lock);
426
427acpi_status acpi_ut_release_read_lock(struct acpi_rw_lock *lock);
428
429acpi_status acpi_ut_acquire_write_lock(struct acpi_rw_lock *lock);
430
431void acpi_ut_release_write_lock(struct acpi_rw_lock *lock);
432
433/*
434 * utobject - internal object create/delete/cache routines
435 */
436union acpi_operand_object *acpi_ut_create_internal_object_dbg(const char
437							      *module_name,
438							      u32 line_number,
439							      u32 component_id,
440							      acpi_object_type
441							      type);
442
443void *acpi_ut_allocate_object_desc_dbg(const char *module_name,
444				       u32 line_number, u32 component_id);
445
446#define acpi_ut_create_internal_object(t) acpi_ut_create_internal_object_dbg (_acpi_module_name,__LINE__,_COMPONENT,t)
447#define acpi_ut_allocate_object_desc()  acpi_ut_allocate_object_desc_dbg (_acpi_module_name,__LINE__,_COMPONENT)
448
449void acpi_ut_delete_object_desc(union acpi_operand_object *object);
450
451u8 acpi_ut_valid_internal_object(void *object);
452
453union acpi_operand_object *acpi_ut_create_package_object(u32 count);
454
455union acpi_operand_object *acpi_ut_create_integer_object(u64 value);
456
457union acpi_operand_object *acpi_ut_create_buffer_object(acpi_size buffer_size);
458
459union acpi_operand_object *acpi_ut_create_string_object(acpi_size string_size);
460
461acpi_status
462acpi_ut_get_object_size(union acpi_operand_object *obj, acpi_size *obj_length);
463
464/*
465 * utosi - Support for the _OSI predefined control method
466 */
467acpi_status acpi_ut_initialize_interfaces(void);
468
469acpi_status acpi_ut_interface_terminate(void);
470
471acpi_status acpi_ut_install_interface(acpi_string interface_name);
472
473acpi_status acpi_ut_remove_interface(acpi_string interface_name);
474
475acpi_status acpi_ut_update_interfaces(u8 action);
476
477struct acpi_interface_info *acpi_ut_get_interface(acpi_string interface_name);
478
479acpi_status acpi_ut_osi_implementation(struct acpi_walk_state *walk_state);
480
481/*
482 * utpredef - support for predefined names
483 */
484const union acpi_predefined_info *acpi_ut_get_next_predefined_method(const union
485								     acpi_predefined_info
486								     *this_name);
487
488const union acpi_predefined_info *acpi_ut_match_predefined_method(char *name);
489
490void acpi_ut_get_expected_return_types(char *buffer, u32 expected_btypes);
491
492#if (defined ACPI_ASL_COMPILER || defined ACPI_HELP_APP)
493const union acpi_predefined_info *acpi_ut_match_resource_name(char *name);
494
495void
496acpi_ut_display_predefined_method(char *buffer,
497				  const union acpi_predefined_info *this_name,
498				  u8 multi_line);
499
500u32 acpi_ut_get_resource_bit_width(char *buffer, u16 types);
501#endif
502
503/*
504 * utstate - Generic state creation/cache routines
505 */
506void
507acpi_ut_push_generic_state(union acpi_generic_state **list_head,
508			   union acpi_generic_state *state);
509
510union acpi_generic_state *acpi_ut_pop_generic_state(union acpi_generic_state
511						    **list_head);
512
513union acpi_generic_state *acpi_ut_create_generic_state(void);
514
515struct acpi_thread_state *acpi_ut_create_thread_state(void);
516
517union acpi_generic_state *acpi_ut_create_update_state(union acpi_operand_object
518						      *object, u16 action);
519
520union acpi_generic_state *acpi_ut_create_pkg_state(void *internal_object,
521						   void *external_object,
522						   u32 index);
523
524acpi_status
525acpi_ut_create_update_state_and_push(union acpi_operand_object *object,
526				     u16 action,
527				     union acpi_generic_state **state_list);
528
529union acpi_generic_state *acpi_ut_create_control_state(void);
530
531void acpi_ut_delete_generic_state(union acpi_generic_state *state);
532
533/*
534 * utmath
535 */
536acpi_status
537acpi_ut_divide(u64 in_dividend,
538	       u64 in_divisor, u64 *out_quotient, u64 *out_remainder);
539
540acpi_status
541acpi_ut_short_divide(u64 in_dividend,
542		     u32 divisor, u64 *out_quotient, u32 *out_remainder);
543
544acpi_status
545acpi_ut_short_multiply(u64 in_multiplicand, u32 multiplier, u64 *outproduct);
546
547acpi_status acpi_ut_short_shift_left(u64 operand, u32 count, u64 *out_result);
548
549acpi_status acpi_ut_short_shift_right(u64 operand, u32 count, u64 *out_result);
550
551/*
552 * utmisc
553 */
554const struct acpi_exception_info *acpi_ut_validate_exception(acpi_status
555							     status);
556
557u8 acpi_ut_is_pci_root_bridge(char *id);
558
559#if (defined ACPI_ASL_COMPILER || defined ACPI_EXEC_APP || defined ACPI_NAMES_APP)
560u8 acpi_ut_is_aml_table(struct acpi_table_header *table);
561#endif
562
563acpi_status
564acpi_ut_walk_package_tree(union acpi_operand_object *source_object,
565			  void *target_object,
566			  acpi_pkg_callback walk_callback, void *context);
567
568/* Values for Base above (16=Hex, 10=Decimal) */
569
570#define ACPI_ANY_BASE        0
571
572u32 acpi_ut_dword_byte_swap(u32 value);
573
574void acpi_ut_set_integer_width(u8 revision);
575
576#ifdef ACPI_DEBUG_OUTPUT
577void
578acpi_ut_display_init_pathname(u8 type,
579			      struct acpi_namespace_node *obj_handle,
580			      const char *path);
581#endif
582
583/*
584 * utownerid - Support for Table/Method Owner IDs
585 */
586acpi_status acpi_ut_allocate_owner_id(acpi_owner_id *owner_id);
587
588void acpi_ut_release_owner_id(acpi_owner_id *owner_id);
589
590/*
591 * utresrc
592 */
593acpi_status
594acpi_ut_walk_aml_resources(struct acpi_walk_state *walk_state,
595			   u8 *aml,
596			   acpi_size aml_length,
597			   acpi_walk_aml_callback user_function,
598			   void **context);
599
600acpi_status
601acpi_ut_validate_resource(struct acpi_walk_state *walk_state,
602			  void *aml, u8 *return_index);
603
604u32 acpi_ut_get_descriptor_length(void *aml);
605
606u16 acpi_ut_get_resource_length(void *aml);
607
608u8 acpi_ut_get_resource_header_length(void *aml);
609
610u8 acpi_ut_get_resource_type(void *aml);
611
612acpi_status
613acpi_ut_get_resource_end_tag(union acpi_operand_object *obj_desc, u8 **end_tag);
614
615/*
616 * utstring - String and character utilities
617 */
618void acpi_ut_print_string(char *string, u16 max_length);
619
620#if defined ACPI_ASL_COMPILER || defined ACPI_EXEC_APP
621void ut_convert_backslashes(char *pathname);
622#endif
623
 
 
 
 
624void acpi_ut_repair_name(char *name);
625
626#if defined (ACPI_DEBUGGER) || defined (ACPI_APPLICATION) || defined (ACPI_DEBUG_OUTPUT)
627u8 acpi_ut_safe_strcpy(char *dest, acpi_size dest_size, char *source);
628
629void acpi_ut_safe_strncpy(char *dest, char *source, acpi_size dest_size);
630
631u8 acpi_ut_safe_strcat(char *dest, acpi_size dest_size, char *source);
632
633u8
634acpi_ut_safe_strncat(char *dest,
635		     acpi_size dest_size,
636		     char *source, acpi_size max_transfer_length);
637#endif
638
639/*
640 * utmutex - mutex support
641 */
642acpi_status acpi_ut_mutex_initialize(void);
643
644void acpi_ut_mutex_terminate(void);
645
646acpi_status acpi_ut_acquire_mutex(acpi_mutex_handle mutex_id);
647
648acpi_status acpi_ut_release_mutex(acpi_mutex_handle mutex_id);
649
650/*
651 * utalloc - memory allocation and object caching
652 */
653acpi_status acpi_ut_create_caches(void);
654
655acpi_status acpi_ut_delete_caches(void);
656
657acpi_status acpi_ut_validate_buffer(struct acpi_buffer *buffer);
658
659acpi_status
660acpi_ut_initialize_buffer(struct acpi_buffer *buffer,
661			  acpi_size required_length);
662
663#ifdef ACPI_DBG_TRACK_ALLOCATIONS
664void *acpi_ut_allocate_and_track(acpi_size size,
665				 u32 component, const char *module, u32 line);
666
667void *acpi_ut_allocate_zeroed_and_track(acpi_size size,
668					u32 component,
669					const char *module, u32 line);
670
671void
672acpi_ut_free_and_track(void *address,
673		       u32 component, const char *module, u32 line);
674
675void acpi_ut_dump_allocation_info(void);
676
677void acpi_ut_dump_allocations(u32 component, const char *module);
678
679acpi_status
680acpi_ut_create_list(const char *list_name,
681		    u16 object_size, struct acpi_memory_list **return_cache);
682
683#endif				/* ACPI_DBG_TRACK_ALLOCATIONS */
684
685/*
686 * utaddress - address range check
687 */
688acpi_status
689acpi_ut_add_address_range(acpi_adr_space_type space_id,
690			  acpi_physical_address address,
691			  u32 length, struct acpi_namespace_node *region_node);
692
693void
694acpi_ut_remove_address_range(acpi_adr_space_type space_id,
695			     struct acpi_namespace_node *region_node);
696
697u32
698acpi_ut_check_address_range(acpi_adr_space_type space_id,
699			    acpi_physical_address address, u32 length, u8 warn);
700
701void acpi_ut_delete_address_lists(void);
702
703/*
704 * utxferror - various error/warning output functions
705 */
706ACPI_PRINTF_LIKE(5)
707void ACPI_INTERNAL_VAR_XFACE
708acpi_ut_predefined_warning(const char *module_name,
709			   u32 line_number,
710			   char *pathname,
711			   u16 node_flags, const char *format, ...);
712
713ACPI_PRINTF_LIKE(5)
714void ACPI_INTERNAL_VAR_XFACE
715acpi_ut_predefined_info(const char *module_name,
716			u32 line_number,
717			char *pathname,
718			u16 node_flags, const char *format, ...);
719
720ACPI_PRINTF_LIKE(5)
721void ACPI_INTERNAL_VAR_XFACE
722acpi_ut_predefined_bios_error(const char *module_name,
723			      u32 line_number,
724			      char *pathname,
725			      u16 node_flags, const char *format, ...);
726
727void
728acpi_ut_prefixed_namespace_error(const char *module_name,
729				 u32 line_number,
730				 union acpi_generic_state *prefix_scope,
731				 const char *internal_name,
732				 acpi_status lookup_status);
733
734void
735acpi_ut_method_error(const char *module_name,
736		     u32 line_number,
737		     const char *message,
738		     struct acpi_namespace_node *node,
739		     const char *path, acpi_status lookup_status);
740
741/*
742 * Utility functions for ACPI names and IDs
743 */
744const struct ah_predefined_name *acpi_ah_match_predefined_name(char *nameseg);
745
746const struct ah_device_id *acpi_ah_match_hardware_id(char *hid);
747
748const char *acpi_ah_match_uuid(u8 *data);
749
750/*
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
751 * utuuid -- UUID support functions
752 */
753#if (defined ACPI_ASL_COMPILER || defined ACPI_EXEC_APP || defined ACPI_HELP_APP)
754void acpi_ut_convert_string_to_uuid(char *in_string, u8 *uuid_buffer);
755
756acpi_status acpi_ut_convert_uuid_to_string(char *uuid_buffer, char *out_string);
757#endif
758
759#endif				/* _ACUTILS_H */
v4.6
 
  1/******************************************************************************
  2 *
  3 * Name: acutils.h -- prototypes for the common (subsystem-wide) procedures
  4 *
 
 
  5 *****************************************************************************/
  6
  7/*
  8 * Copyright (C) 2000 - 2016, 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 _ACUTILS_H
 45#define _ACUTILS_H
 46
 47extern const u8 acpi_gbl_resource_aml_sizes[];
 48extern const u8 acpi_gbl_resource_aml_serial_bus_sizes[];
 49
 50/* Strings used by the disassembler and debugger resource dump routines */
 51
 52#if defined(ACPI_DEBUG_OUTPUT) || defined (ACPI_DISASSEMBLER) || defined (ACPI_DEBUGGER)
 53
 54extern const char *acpi_gbl_bm_decode[];
 55extern const char *acpi_gbl_config_decode[];
 56extern const char *acpi_gbl_consume_decode[];
 57extern const char *acpi_gbl_dec_decode[];
 58extern const char *acpi_gbl_he_decode[];
 59extern const char *acpi_gbl_io_decode[];
 60extern const char *acpi_gbl_ll_decode[];
 61extern const char *acpi_gbl_max_decode[];
 62extern const char *acpi_gbl_mem_decode[];
 63extern const char *acpi_gbl_min_decode[];
 64extern const char *acpi_gbl_mtp_decode[];
 
 65extern const char *acpi_gbl_rng_decode[];
 66extern const char *acpi_gbl_rw_decode[];
 67extern const char *acpi_gbl_shr_decode[];
 68extern const char *acpi_gbl_siz_decode[];
 69extern const char *acpi_gbl_trs_decode[];
 70extern const char *acpi_gbl_ttp_decode[];
 71extern const char *acpi_gbl_typ_decode[];
 72extern const char *acpi_gbl_ppc_decode[];
 73extern const char *acpi_gbl_ior_decode[];
 74extern const char *acpi_gbl_dts_decode[];
 75extern const char *acpi_gbl_ct_decode[];
 76extern const char *acpi_gbl_sbt_decode[];
 77extern const char *acpi_gbl_am_decode[];
 78extern const char *acpi_gbl_sm_decode[];
 79extern const char *acpi_gbl_wm_decode[];
 80extern const char *acpi_gbl_cph_decode[];
 81extern const char *acpi_gbl_cpo_decode[];
 82extern const char *acpi_gbl_dp_decode[];
 83extern const char *acpi_gbl_ed_decode[];
 84extern const char *acpi_gbl_bpb_decode[];
 85extern const char *acpi_gbl_sb_decode[];
 86extern const char *acpi_gbl_fc_decode[];
 87extern const char *acpi_gbl_pt_decode[];
 
 
 
 88#endif
 89
 90/*
 91 * For the iASL compiler case, the output is redirected to stderr so that
 92 * any of the various ACPI errors and warnings do not appear in the output
 93 * files, for either the compiler or disassembler portions of the tool.
 94 */
 95#ifdef ACPI_ASL_COMPILER
 96
 97#include <stdio.h>
 98
 99#define ACPI_MSG_REDIRECT_BEGIN \
100	FILE                            *output_file = acpi_gbl_output_file; \
101	acpi_os_redirect_output (stderr);
102
103#define ACPI_MSG_REDIRECT_END \
104	acpi_os_redirect_output (output_file);
105
106#else
107/*
108 * non-iASL case - no redirection, nothing to do
109 */
110#define ACPI_MSG_REDIRECT_BEGIN
111#define ACPI_MSG_REDIRECT_END
112#endif
113
114/*
115 * Common error message prefixes
116 */
 
117#define ACPI_MSG_ERROR          "ACPI Error: "
118#define ACPI_MSG_EXCEPTION      "ACPI Exception: "
 
119#define ACPI_MSG_WARNING        "ACPI Warning: "
 
 
120#define ACPI_MSG_INFO           "ACPI: "
 
121
122#define ACPI_MSG_BIOS_ERROR     "ACPI BIOS Error (bug): "
123#define ACPI_MSG_BIOS_WARNING   "ACPI BIOS Warning (bug): "
 
 
 
 
124
125/*
126 * Common message suffix
127 */
128#define ACPI_MSG_SUFFIX \
129	acpi_os_printf (" (%8.8X/%s-%u)\n", ACPI_CA_VERSION, module_name, line_number)
130
 
 
 
 
 
131/* Types for Resource descriptor entries */
132
133#define ACPI_INVALID_RESOURCE           0
134#define ACPI_FIXED_LENGTH               1
135#define ACPI_VARIABLE_LENGTH            2
136#define ACPI_SMALL_VARIABLE_LENGTH      3
137
138typedef
139acpi_status(*acpi_walk_aml_callback) (u8 *aml,
140				      u32 length,
141				      u32 offset,
142				      u8 resource_index, void **context);
143
144typedef
145acpi_status(*acpi_pkg_callback) (u8 object_type,
146				 union acpi_operand_object *source_object,
147				 union acpi_generic_state * state,
148				 void *context);
149
150struct acpi_pkg_info {
151	u8 *free_space;
152	acpi_size length;
153	u32 object_space;
154	u32 num_packages;
155};
156
157/* Object reference counts */
158
159#define REF_INCREMENT       (u16) 0
160#define REF_DECREMENT       (u16) 1
161
162/* acpi_ut_dump_buffer */
163
164#define DB_BYTE_DISPLAY     1
165#define DB_WORD_DISPLAY     2
166#define DB_DWORD_DISPLAY    4
167#define DB_QWORD_DISPLAY    8
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
168
169/*
170 * utnonansi - Non-ANSI C library functions
171 */
172void acpi_ut_strupr(char *src_string);
173
174void acpi_ut_strlwr(char *src_string);
175
176int acpi_ut_stricmp(char *string1, char *string2);
177
178acpi_status acpi_ut_strtoul64(char *string, u32 base, u64 *ret_integer);
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
179
180/*
181 * utglobal - Global data structures and procedures
182 */
183acpi_status acpi_ut_init_globals(void);
184
 
 
185#if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER)
186
187const char *acpi_ut_get_mutex_name(u32 mutex_id);
188
189const char *acpi_ut_get_notify_name(u32 notify_value, acpi_object_type type);
190#endif
191
192const char *acpi_ut_get_type_name(acpi_object_type type);
193
194const char *acpi_ut_get_node_name(void *object);
195
196const char *acpi_ut_get_descriptor_name(void *object);
197
198const char *acpi_ut_get_reference_name(union acpi_operand_object *object);
199
200const char *acpi_ut_get_object_type_name(union acpi_operand_object *obj_desc);
201
202const char *acpi_ut_get_region_name(u8 space_id);
203
204const char *acpi_ut_get_event_name(u32 event_id);
205
 
 
206char acpi_ut_hex_to_ascii_char(u64 integer, u32 position);
207
 
 
208u8 acpi_ut_ascii_char_to_hex(int hex_char);
209
210u8 acpi_ut_valid_object_type(acpi_object_type type);
211
212/*
213 * utinit - miscellaneous initialization and shutdown
214 */
215acpi_status acpi_ut_hardware_initialize(void);
216
217void acpi_ut_subsystem_shutdown(void);
218
219/*
220 * utcopy - Object construction and conversion interfaces
221 */
222acpi_status
223acpi_ut_build_simple_object(union acpi_operand_object *obj,
224			    union acpi_object *user_obj,
225			    u8 *data_space, u32 *buffer_space_used);
226
227acpi_status
228acpi_ut_build_package_object(union acpi_operand_object *obj,
229			     u8 *buffer, u32 *space_used);
230
231acpi_status
232acpi_ut_copy_iobject_to_eobject(union acpi_operand_object *obj,
233				struct acpi_buffer *ret_buffer);
234
235acpi_status
236acpi_ut_copy_eobject_to_iobject(union acpi_object *obj,
237				union acpi_operand_object **internal_obj);
238
239acpi_status
240acpi_ut_copy_isimple_to_isimple(union acpi_operand_object *source_obj,
241				union acpi_operand_object *dest_obj);
242
243acpi_status
244acpi_ut_copy_iobject_to_iobject(union acpi_operand_object *source_desc,
245				union acpi_operand_object **dest_desc,
246				struct acpi_walk_state *walk_state);
247
248/*
249 * utcreate - Object creation
250 */
251acpi_status
252acpi_ut_update_object_reference(union acpi_operand_object *object, u16 action);
253
254/*
255 * utdebug - Debug interfaces
256 */
257void acpi_ut_init_stack_ptr_trace(void);
258
259void acpi_ut_track_stack_ptr(void);
260
261void
262acpi_ut_trace(u32 line_number,
263	      const char *function_name,
264	      const char *module_name, u32 component_id);
265
266void
267acpi_ut_trace_ptr(u32 line_number,
268		  const char *function_name,
269		  const char *module_name, u32 component_id, void *pointer);
 
270
271void
272acpi_ut_trace_u32(u32 line_number,
273		  const char *function_name,
274		  const char *module_name, u32 component_id, u32 integer);
275
276void
277acpi_ut_trace_str(u32 line_number,
278		  const char *function_name,
279		  const char *module_name, u32 component_id, char *string);
 
280
281void
282acpi_ut_exit(u32 line_number,
283	     const char *function_name,
284	     const char *module_name, u32 component_id);
285
286void
287acpi_ut_status_exit(u32 line_number,
288		    const char *function_name,
289		    const char *module_name,
290		    u32 component_id, acpi_status status);
291
292void
293acpi_ut_value_exit(u32 line_number,
294		   const char *function_name,
295		   const char *module_name, u32 component_id, u64 value);
296
297void
298acpi_ut_ptr_exit(u32 line_number,
299		 const char *function_name,
300		 const char *module_name, u32 component_id, u8 *ptr);
301
302void
 
 
 
 
 
303acpi_ut_debug_dump_buffer(u8 *buffer, u32 count, u32 display, u32 component_id);
304
305void acpi_ut_dump_buffer(u8 *buffer, u32 count, u32 display, u32 offset);
306
307#ifdef ACPI_APPLICATION
308void
309acpi_ut_dump_buffer_to_file(ACPI_FILE file,
310			    u8 *buffer,
311			    u32 count, u32 display, u32 base_offset);
312#endif
313
314void acpi_ut_report_error(char *module_name, u32 line_number);
315
316void acpi_ut_report_info(char *module_name, u32 line_number);
317
318void acpi_ut_report_warning(char *module_name, u32 line_number);
319
320/*
321 * utdelete - Object deletion and reference counts
322 */
323void acpi_ut_add_reference(union acpi_operand_object *object);
324
325void acpi_ut_remove_reference(union acpi_operand_object *object);
326
327void acpi_ut_delete_internal_package_object(union acpi_operand_object *object);
328
329void acpi_ut_delete_internal_simple_object(union acpi_operand_object *object);
330
331void acpi_ut_delete_internal_object_list(union acpi_operand_object **obj_list);
332
333/*
334 * uteval - object evaluation
335 */
336acpi_status
337acpi_ut_evaluate_object(struct acpi_namespace_node *prefix_node,
338			char *path,
339			u32 expected_return_btypes,
340			union acpi_operand_object **return_desc);
341
342acpi_status
343acpi_ut_evaluate_numeric_object(char *object_name,
344				struct acpi_namespace_node *device_node,
345				u64 *value);
346
347acpi_status
348acpi_ut_execute_STA(struct acpi_namespace_node *device_node, u32 *status_flags);
349
350acpi_status
351acpi_ut_execute_power_methods(struct acpi_namespace_node *device_node,
352			      const char **method_names,
353			      u8 method_count, u8 *out_values);
354
355/*
356 * utids - device ID support
357 */
358acpi_status
359acpi_ut_execute_HID(struct acpi_namespace_node *device_node,
360		    struct acpi_pnp_device_id ** return_id);
361
362acpi_status
363acpi_ut_execute_UID(struct acpi_namespace_node *device_node,
364		    struct acpi_pnp_device_id ** return_id);
365
366acpi_status
367acpi_ut_execute_CID(struct acpi_namespace_node *device_node,
368		    struct acpi_pnp_device_id_list ** return_cid_list);
369
370acpi_status
371acpi_ut_execute_CLS(struct acpi_namespace_node *device_node,
372		    struct acpi_pnp_device_id **return_id);
373
374/*
375 * utlock - reader/writer locks
376 */
377acpi_status acpi_ut_create_rw_lock(struct acpi_rw_lock *lock);
378
379void acpi_ut_delete_rw_lock(struct acpi_rw_lock *lock);
380
381acpi_status acpi_ut_acquire_read_lock(struct acpi_rw_lock *lock);
382
383acpi_status acpi_ut_release_read_lock(struct acpi_rw_lock *lock);
384
385acpi_status acpi_ut_acquire_write_lock(struct acpi_rw_lock *lock);
386
387void acpi_ut_release_write_lock(struct acpi_rw_lock *lock);
388
389/*
390 * utobject - internal object create/delete/cache routines
391 */
392union acpi_operand_object *acpi_ut_create_internal_object_dbg(const char
393							      *module_name,
394							      u32 line_number,
395							      u32 component_id,
396							      acpi_object_type
397							      type);
398
399void *acpi_ut_allocate_object_desc_dbg(const char *module_name,
400				       u32 line_number, u32 component_id);
401
402#define acpi_ut_create_internal_object(t) acpi_ut_create_internal_object_dbg (_acpi_module_name,__LINE__,_COMPONENT,t)
403#define acpi_ut_allocate_object_desc()  acpi_ut_allocate_object_desc_dbg (_acpi_module_name,__LINE__,_COMPONENT)
404
405void acpi_ut_delete_object_desc(union acpi_operand_object *object);
406
407u8 acpi_ut_valid_internal_object(void *object);
408
409union acpi_operand_object *acpi_ut_create_package_object(u32 count);
410
411union acpi_operand_object *acpi_ut_create_integer_object(u64 value);
412
413union acpi_operand_object *acpi_ut_create_buffer_object(acpi_size buffer_size);
414
415union acpi_operand_object *acpi_ut_create_string_object(acpi_size string_size);
416
417acpi_status
418acpi_ut_get_object_size(union acpi_operand_object *obj, acpi_size * obj_length);
419
420/*
421 * utosi - Support for the _OSI predefined control method
422 */
423acpi_status acpi_ut_initialize_interfaces(void);
424
425acpi_status acpi_ut_interface_terminate(void);
426
427acpi_status acpi_ut_install_interface(acpi_string interface_name);
428
429acpi_status acpi_ut_remove_interface(acpi_string interface_name);
430
431acpi_status acpi_ut_update_interfaces(u8 action);
432
433struct acpi_interface_info *acpi_ut_get_interface(acpi_string interface_name);
434
435acpi_status acpi_ut_osi_implementation(struct acpi_walk_state *walk_state);
436
437/*
438 * utpredef - support for predefined names
439 */
440const union acpi_predefined_info *acpi_ut_get_next_predefined_method(const union
441								     acpi_predefined_info
442								     *this_name);
443
444const union acpi_predefined_info *acpi_ut_match_predefined_method(char *name);
445
446void acpi_ut_get_expected_return_types(char *buffer, u32 expected_btypes);
447
448#if (defined ACPI_ASL_COMPILER || defined ACPI_HELP_APP)
449const union acpi_predefined_info *acpi_ut_match_resource_name(char *name);
450
451void
452acpi_ut_display_predefined_method(char *buffer,
453				  const union acpi_predefined_info *this_name,
454				  u8 multi_line);
455
456u32 acpi_ut_get_resource_bit_width(char *buffer, u16 types);
457#endif
458
459/*
460 * utstate - Generic state creation/cache routines
461 */
462void
463acpi_ut_push_generic_state(union acpi_generic_state **list_head,
464			   union acpi_generic_state *state);
465
466union acpi_generic_state *acpi_ut_pop_generic_state(union acpi_generic_state
467						    **list_head);
468
469union acpi_generic_state *acpi_ut_create_generic_state(void);
470
471struct acpi_thread_state *acpi_ut_create_thread_state(void);
472
473union acpi_generic_state *acpi_ut_create_update_state(union acpi_operand_object
474						      *object, u16 action);
475
476union acpi_generic_state *acpi_ut_create_pkg_state(void *internal_object,
477						   void *external_object,
478						   u16 index);
479
480acpi_status
481acpi_ut_create_update_state_and_push(union acpi_operand_object *object,
482				     u16 action,
483				     union acpi_generic_state **state_list);
484
485union acpi_generic_state *acpi_ut_create_control_state(void);
486
487void acpi_ut_delete_generic_state(union acpi_generic_state *state);
488
489/*
490 * utmath
491 */
492acpi_status
493acpi_ut_divide(u64 in_dividend,
494	       u64 in_divisor, u64 *out_quotient, u64 *out_remainder);
495
496acpi_status
497acpi_ut_short_divide(u64 in_dividend,
498		     u32 divisor, u64 *out_quotient, u32 *out_remainder);
499
 
 
 
 
 
 
 
500/*
501 * utmisc
502 */
503const struct acpi_exception_info *acpi_ut_validate_exception(acpi_status
504							     status);
505
506u8 acpi_ut_is_pci_root_bridge(char *id);
507
508#if (defined ACPI_ASL_COMPILER || defined ACPI_EXEC_APP || defined ACPI_NAMES_APP)
509u8 acpi_ut_is_aml_table(struct acpi_table_header *table);
510#endif
511
512acpi_status
513acpi_ut_walk_package_tree(union acpi_operand_object *source_object,
514			  void *target_object,
515			  acpi_pkg_callback walk_callback, void *context);
516
517/* Values for Base above (16=Hex, 10=Decimal) */
518
519#define ACPI_ANY_BASE        0
520
521u32 acpi_ut_dword_byte_swap(u32 value);
522
523void acpi_ut_set_integer_width(u8 revision);
524
525#ifdef ACPI_DEBUG_OUTPUT
526void
527acpi_ut_display_init_pathname(u8 type,
528			      struct acpi_namespace_node *obj_handle,
529			      char *path);
530#endif
531
532/*
533 * utownerid - Support for Table/Method Owner IDs
534 */
535acpi_status acpi_ut_allocate_owner_id(acpi_owner_id * owner_id);
536
537void acpi_ut_release_owner_id(acpi_owner_id * owner_id);
538
539/*
540 * utresrc
541 */
542acpi_status
543acpi_ut_walk_aml_resources(struct acpi_walk_state *walk_state,
544			   u8 *aml,
545			   acpi_size aml_length,
546			   acpi_walk_aml_callback user_function,
547			   void **context);
548
549acpi_status
550acpi_ut_validate_resource(struct acpi_walk_state *walk_state,
551			  void *aml, u8 *return_index);
552
553u32 acpi_ut_get_descriptor_length(void *aml);
554
555u16 acpi_ut_get_resource_length(void *aml);
556
557u8 acpi_ut_get_resource_header_length(void *aml);
558
559u8 acpi_ut_get_resource_type(void *aml);
560
561acpi_status
562acpi_ut_get_resource_end_tag(union acpi_operand_object *obj_desc, u8 **end_tag);
563
564/*
565 * utstring - String and character utilities
566 */
567void acpi_ut_print_string(char *string, u16 max_length);
568
569#if defined ACPI_ASL_COMPILER || defined ACPI_EXEC_APP
570void ut_convert_backslashes(char *pathname);
571#endif
572
573u8 acpi_ut_valid_acpi_name(char *name);
574
575u8 acpi_ut_valid_acpi_char(char character, u32 position);
576
577void acpi_ut_repair_name(char *name);
578
579#if defined (ACPI_DEBUGGER) || defined (ACPI_APPLICATION)
580u8 acpi_ut_safe_strcpy(char *dest, acpi_size dest_size, char *source);
581
 
 
582u8 acpi_ut_safe_strcat(char *dest, acpi_size dest_size, char *source);
583
584u8
585acpi_ut_safe_strncat(char *dest,
586		     acpi_size dest_size,
587		     char *source, acpi_size max_transfer_length);
588#endif
589
590/*
591 * utmutex - mutex support
592 */
593acpi_status acpi_ut_mutex_initialize(void);
594
595void acpi_ut_mutex_terminate(void);
596
597acpi_status acpi_ut_acquire_mutex(acpi_mutex_handle mutex_id);
598
599acpi_status acpi_ut_release_mutex(acpi_mutex_handle mutex_id);
600
601/*
602 * utalloc - memory allocation and object caching
603 */
604acpi_status acpi_ut_create_caches(void);
605
606acpi_status acpi_ut_delete_caches(void);
607
608acpi_status acpi_ut_validate_buffer(struct acpi_buffer *buffer);
609
610acpi_status
611acpi_ut_initialize_buffer(struct acpi_buffer *buffer,
612			  acpi_size required_length);
613
614#ifdef ACPI_DBG_TRACK_ALLOCATIONS
615void *acpi_ut_allocate_and_track(acpi_size size,
616				 u32 component, const char *module, u32 line);
617
618void *acpi_ut_allocate_zeroed_and_track(acpi_size size,
619					u32 component,
620					const char *module, u32 line);
621
622void
623acpi_ut_free_and_track(void *address,
624		       u32 component, const char *module, u32 line);
625
626void acpi_ut_dump_allocation_info(void);
627
628void acpi_ut_dump_allocations(u32 component, const char *module);
629
630acpi_status
631acpi_ut_create_list(char *list_name,
632		    u16 object_size, struct acpi_memory_list **return_cache);
633
634#endif				/* ACPI_DBG_TRACK_ALLOCATIONS */
635
636/*
637 * utaddress - address range check
638 */
639acpi_status
640acpi_ut_add_address_range(acpi_adr_space_type space_id,
641			  acpi_physical_address address,
642			  u32 length, struct acpi_namespace_node *region_node);
643
644void
645acpi_ut_remove_address_range(acpi_adr_space_type space_id,
646			     struct acpi_namespace_node *region_node);
647
648u32
649acpi_ut_check_address_range(acpi_adr_space_type space_id,
650			    acpi_physical_address address, u32 length, u8 warn);
651
652void acpi_ut_delete_address_lists(void);
653
654/*
655 * utxferror - various error/warning output functions
656 */
 
657void ACPI_INTERNAL_VAR_XFACE
658acpi_ut_predefined_warning(const char *module_name,
659			   u32 line_number,
660			   char *pathname,
661			   u8 node_flags, const char *format, ...);
662
 
663void ACPI_INTERNAL_VAR_XFACE
664acpi_ut_predefined_info(const char *module_name,
665			u32 line_number,
666			char *pathname, u8 node_flags, const char *format, ...);
 
667
 
668void ACPI_INTERNAL_VAR_XFACE
669acpi_ut_predefined_bios_error(const char *module_name,
670			      u32 line_number,
671			      char *pathname,
672			      u8 node_flags, const char *format, ...);
673
674void
675acpi_ut_namespace_error(const char *module_name,
676			u32 line_number,
677			const char *internal_name, acpi_status lookup_status);
 
 
678
679void
680acpi_ut_method_error(const char *module_name,
681		     u32 line_number,
682		     const char *message,
683		     struct acpi_namespace_node *node,
684		     const char *path, acpi_status lookup_status);
685
686/*
687 * Utility functions for ACPI names and IDs
688 */
689const struct ah_predefined_name *acpi_ah_match_predefined_name(char *nameseg);
690
691const struct ah_device_id *acpi_ah_match_hardware_id(char *hid);
692
693const char *acpi_ah_match_uuid(u8 *data);
694
695/*
696 * utprint - printf/vprintf output functions
697 */
698const char *acpi_ut_scan_number(const char *string, u64 *number_ptr);
699
700const char *acpi_ut_print_number(char *string, u64 number);
701
702int
703acpi_ut_vsnprintf(char *string,
704		  acpi_size size, const char *format, va_list args);
705
706int acpi_ut_snprintf(char *string, acpi_size size, const char *format, ...);
707
708#ifdef ACPI_APPLICATION
709int acpi_ut_file_vprintf(ACPI_FILE file, const char *format, va_list args);
710
711int acpi_ut_file_printf(ACPI_FILE file, const char *format, ...);
712#endif
713
714/*
715 * utuuid -- UUID support functions
716 */
717#if (defined ACPI_ASL_COMPILER || defined ACPI_EXEC_APP || defined ACPI_HELP_APP)
718void acpi_ut_convert_string_to_uuid(char *in_string, u8 *uuid_buffer);
 
 
719#endif
720
721#endif				/* _ACUTILS_H */