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path: root/drivers/acpi/acpica/utglobal.c
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-rw-r--r--drivers/acpi/acpica/utglobal.c484
1 files changed, 1 insertions, 483 deletions
diff --git a/drivers/acpi/acpica/utglobal.c b/drivers/acpi/acpica/utglobal.c
index 97dd9bbf055a..833a38a9c905 100644
--- a/drivers/acpi/acpica/utglobal.c
+++ b/drivers/acpi/acpica/utglobal.c
@@ -45,7 +45,6 @@
45 45
46#include <acpi/acpi.h> 46#include <acpi/acpi.h>
47#include "accommon.h" 47#include "accommon.h"
48#include "acnamesp.h"
49 48
50#define _COMPONENT ACPI_UTILITIES 49#define _COMPONENT ACPI_UTILITIES
51ACPI_MODULE_NAME("utglobal") 50ACPI_MODULE_NAME("utglobal")
@@ -107,43 +106,6 @@ const char *acpi_gbl_highest_dstate_names[ACPI_NUM_sx_d_METHODS] = {
107 106
108/******************************************************************************* 107/*******************************************************************************
109 * 108 *
110 * FUNCTION: acpi_format_exception
111 *
112 * PARAMETERS: Status - The acpi_status code to be formatted
113 *
114 * RETURN: A string containing the exception text. A valid pointer is
115 * always returned.
116 *
117 * DESCRIPTION: This function translates an ACPI exception into an ASCII string
118 * It is here instead of utxface.c so it is always present.
119 *
120 ******************************************************************************/
121
122const char *acpi_format_exception(acpi_status status)
123{
124 const char *exception = NULL;
125
126 ACPI_FUNCTION_ENTRY();
127
128 exception = acpi_ut_validate_exception(status);
129 if (!exception) {
130
131 /* Exception code was not recognized */
132
133 ACPI_ERROR((AE_INFO,
134 "Unknown exception code: 0x%8.8X", status));
135
136 exception = "UNKNOWN_STATUS_CODE";
137 dump_stack();
138 }
139
140 return (ACPI_CAST_PTR(const char, exception));
141}
142
143ACPI_EXPORT_SYMBOL(acpi_format_exception)
144
145/*******************************************************************************
146 *
147 * Namespace globals 109 * Namespace globals
148 * 110 *
149 ******************************************************************************/ 111 ******************************************************************************/
@@ -177,71 +139,6 @@ const struct acpi_predefined_names acpi_gbl_pre_defined_names[] = {
177 {NULL, ACPI_TYPE_ANY, NULL} 139 {NULL, ACPI_TYPE_ANY, NULL}
178}; 140};
179 141
180/*
181 * Properties of the ACPI Object Types, both internal and external.
182 * The table is indexed by values of acpi_object_type
183 */
184const u8 acpi_gbl_ns_properties[] = {
185 ACPI_NS_NORMAL, /* 00 Any */
186 ACPI_NS_NORMAL, /* 01 Number */
187 ACPI_NS_NORMAL, /* 02 String */
188 ACPI_NS_NORMAL, /* 03 Buffer */
189 ACPI_NS_NORMAL, /* 04 Package */
190 ACPI_NS_NORMAL, /* 05 field_unit */
191 ACPI_NS_NEWSCOPE, /* 06 Device */
192 ACPI_NS_NORMAL, /* 07 Event */
193 ACPI_NS_NEWSCOPE, /* 08 Method */
194 ACPI_NS_NORMAL, /* 09 Mutex */
195 ACPI_NS_NORMAL, /* 10 Region */
196 ACPI_NS_NEWSCOPE, /* 11 Power */
197 ACPI_NS_NEWSCOPE, /* 12 Processor */
198 ACPI_NS_NEWSCOPE, /* 13 Thermal */
199 ACPI_NS_NORMAL, /* 14 buffer_field */
200 ACPI_NS_NORMAL, /* 15 ddb_handle */
201 ACPI_NS_NORMAL, /* 16 Debug Object */
202 ACPI_NS_NORMAL, /* 17 def_field */
203 ACPI_NS_NORMAL, /* 18 bank_field */
204 ACPI_NS_NORMAL, /* 19 index_field */
205 ACPI_NS_NORMAL, /* 20 Reference */
206 ACPI_NS_NORMAL, /* 21 Alias */
207 ACPI_NS_NORMAL, /* 22 method_alias */
208 ACPI_NS_NORMAL, /* 23 Notify */
209 ACPI_NS_NORMAL, /* 24 Address Handler */
210 ACPI_NS_NEWSCOPE | ACPI_NS_LOCAL, /* 25 Resource Desc */
211 ACPI_NS_NEWSCOPE | ACPI_NS_LOCAL, /* 26 Resource Field */
212 ACPI_NS_NEWSCOPE, /* 27 Scope */
213 ACPI_NS_NORMAL, /* 28 Extra */
214 ACPI_NS_NORMAL, /* 29 Data */
215 ACPI_NS_NORMAL /* 30 Invalid */
216};
217
218/* Hex to ASCII conversion table */
219
220static const char acpi_gbl_hex_to_ascii[] = {
221 '0', '1', '2', '3', '4', '5', '6', '7',
222 '8', '9', 'A', 'B', 'C', 'D', 'E', 'F'
223};
224
225/*******************************************************************************
226 *
227 * FUNCTION: acpi_ut_hex_to_ascii_char
228 *
229 * PARAMETERS: Integer - Contains the hex digit
230 * Position - bit position of the digit within the
231 * integer (multiple of 4)
232 *
233 * RETURN: The converted Ascii character
234 *
235 * DESCRIPTION: Convert a hex digit to an Ascii character
236 *
237 ******************************************************************************/
238
239char acpi_ut_hex_to_ascii_char(u64 integer, u32 position)
240{
241
242 return (acpi_gbl_hex_to_ascii[(integer >> position) & 0xF]);
243}
244
245/****************************************************************************** 142/******************************************************************************
246 * 143 *
247 * Event and Hardware globals 144 * Event and Hardware globals
@@ -341,386 +238,6 @@ struct acpi_fixed_event_info acpi_gbl_fixed_event_info[ACPI_NUM_FIXED_EVENTS] =
341 238
342/******************************************************************************* 239/*******************************************************************************
343 * 240 *
344 * FUNCTION: acpi_ut_get_region_name
345 *
346 * PARAMETERS: None.
347 *
348 * RETURN: Status
349 *
350 * DESCRIPTION: Translate a Space ID into a name string (Debug only)
351 *
352 ******************************************************************************/
353
354/* Region type decoding */
355
356const char *acpi_gbl_region_types[ACPI_NUM_PREDEFINED_REGIONS] = {
357 "SystemMemory",
358 "SystemIO",
359 "PCI_Config",
360 "EmbeddedControl",
361 "SMBus",
362 "SystemCMOS",
363 "PCIBARTarget",
364 "IPMI",
365 "DataTable"
366};
367
368char *acpi_ut_get_region_name(u8 space_id)
369{
370
371 if (space_id >= ACPI_USER_REGION_BEGIN) {
372 return ("UserDefinedRegion");
373 } else if (space_id >= ACPI_NUM_PREDEFINED_REGIONS) {
374 return ("InvalidSpaceId");
375 }
376
377 return (ACPI_CAST_PTR(char, acpi_gbl_region_types[space_id]));
378}
379
380/*******************************************************************************
381 *
382 * FUNCTION: acpi_ut_get_event_name
383 *
384 * PARAMETERS: None.
385 *
386 * RETURN: Status
387 *
388 * DESCRIPTION: Translate a Event ID into a name string (Debug only)
389 *
390 ******************************************************************************/
391
392/* Event type decoding */
393
394static const char *acpi_gbl_event_types[ACPI_NUM_FIXED_EVENTS] = {
395 "PM_Timer",
396 "GlobalLock",
397 "PowerButton",
398 "SleepButton",
399 "RealTimeClock",
400};
401
402char *acpi_ut_get_event_name(u32 event_id)
403{
404
405 if (event_id > ACPI_EVENT_MAX) {
406 return ("InvalidEventID");
407 }
408
409 return (ACPI_CAST_PTR(char, acpi_gbl_event_types[event_id]));
410}
411
412/*******************************************************************************
413 *
414 * FUNCTION: acpi_ut_get_type_name
415 *
416 * PARAMETERS: None.
417 *
418 * RETURN: Status
419 *
420 * DESCRIPTION: Translate a Type ID into a name string (Debug only)
421 *
422 ******************************************************************************/
423
424/*
425 * Elements of acpi_gbl_ns_type_names below must match
426 * one-to-one with values of acpi_object_type
427 *
428 * The type ACPI_TYPE_ANY (Untyped) is used as a "don't care" when searching;
429 * when stored in a table it really means that we have thus far seen no
430 * evidence to indicate what type is actually going to be stored for this entry.
431 */
432static const char acpi_gbl_bad_type[] = "UNDEFINED";
433
434/* Printable names of the ACPI object types */
435
436static const char *acpi_gbl_ns_type_names[] = {
437 /* 00 */ "Untyped",
438 /* 01 */ "Integer",
439 /* 02 */ "String",
440 /* 03 */ "Buffer",
441 /* 04 */ "Package",
442 /* 05 */ "FieldUnit",
443 /* 06 */ "Device",
444 /* 07 */ "Event",
445 /* 08 */ "Method",
446 /* 09 */ "Mutex",
447 /* 10 */ "Region",
448 /* 11 */ "Power",
449 /* 12 */ "Processor",
450 /* 13 */ "Thermal",
451 /* 14 */ "BufferField",
452 /* 15 */ "DdbHandle",
453 /* 16 */ "DebugObject",
454 /* 17 */ "RegionField",
455 /* 18 */ "BankField",
456 /* 19 */ "IndexField",
457 /* 20 */ "Reference",
458 /* 21 */ "Alias",
459 /* 22 */ "MethodAlias",
460 /* 23 */ "Notify",
461 /* 24 */ "AddrHandler",
462 /* 25 */ "ResourceDesc",
463 /* 26 */ "ResourceFld",
464 /* 27 */ "Scope",
465 /* 28 */ "Extra",
466 /* 29 */ "Data",
467 /* 30 */ "Invalid"
468};
469
470char *acpi_ut_get_type_name(acpi_object_type type)
471{
472
473 if (type > ACPI_TYPE_INVALID) {
474 return (ACPI_CAST_PTR(char, acpi_gbl_bad_type));
475 }
476
477 return (ACPI_CAST_PTR(char, acpi_gbl_ns_type_names[type]));
478}
479
480char *acpi_ut_get_object_type_name(union acpi_operand_object *obj_desc)
481{
482
483 if (!obj_desc) {
484 return ("[NULL Object Descriptor]");
485 }
486
487 return (acpi_ut_get_type_name(obj_desc->common.type));
488}
489
490/*******************************************************************************
491 *
492 * FUNCTION: acpi_ut_get_node_name
493 *
494 * PARAMETERS: Object - A namespace node
495 *
496 * RETURN: Pointer to a string
497 *
498 * DESCRIPTION: Validate the node and return the node's ACPI name.
499 *
500 ******************************************************************************/
501
502char *acpi_ut_get_node_name(void *object)
503{
504 struct acpi_namespace_node *node = (struct acpi_namespace_node *)object;
505
506 /* Must return a string of exactly 4 characters == ACPI_NAME_SIZE */
507
508 if (!object) {
509 return ("NULL");
510 }
511
512 /* Check for Root node */
513
514 if ((object == ACPI_ROOT_OBJECT) || (object == acpi_gbl_root_node)) {
515 return ("\"\\\" ");
516 }
517
518 /* Descriptor must be a namespace node */
519
520 if (ACPI_GET_DESCRIPTOR_TYPE(node) != ACPI_DESC_TYPE_NAMED) {
521 return ("####");
522 }
523
524 /* Name must be a valid ACPI name */
525
526 if (!acpi_ut_valid_acpi_name(node->name.integer)) {
527 node->name.integer = acpi_ut_repair_name(node->name.ascii);
528 }
529
530 /* Return the name */
531
532 return (node->name.ascii);
533}
534
535/*******************************************************************************
536 *
537 * FUNCTION: acpi_ut_get_descriptor_name
538 *
539 * PARAMETERS: Object - An ACPI object
540 *
541 * RETURN: Pointer to a string
542 *
543 * DESCRIPTION: Validate object and return the descriptor type
544 *
545 ******************************************************************************/
546
547/* Printable names of object descriptor types */
548
549static const char *acpi_gbl_desc_type_names[] = {
550 /* 00 */ "Invalid",
551 /* 01 */ "Cached",
552 /* 02 */ "State-Generic",
553 /* 03 */ "State-Update",
554 /* 04 */ "State-Package",
555 /* 05 */ "State-Control",
556 /* 06 */ "State-RootParseScope",
557 /* 07 */ "State-ParseScope",
558 /* 08 */ "State-WalkScope",
559 /* 09 */ "State-Result",
560 /* 10 */ "State-Notify",
561 /* 11 */ "State-Thread",
562 /* 12 */ "Walk",
563 /* 13 */ "Parser",
564 /* 14 */ "Operand",
565 /* 15 */ "Node"
566};
567
568char *acpi_ut_get_descriptor_name(void *object)
569{
570
571 if (!object) {
572 return ("NULL OBJECT");
573 }
574
575 if (ACPI_GET_DESCRIPTOR_TYPE(object) > ACPI_DESC_TYPE_MAX) {
576 return (ACPI_CAST_PTR(char, acpi_gbl_bad_type));
577 }
578
579 return (ACPI_CAST_PTR(char,
580 acpi_gbl_desc_type_names[ACPI_GET_DESCRIPTOR_TYPE
581 (object)]));
582
583}
584
585/*******************************************************************************
586 *
587 * FUNCTION: acpi_ut_get_reference_name
588 *
589 * PARAMETERS: Object - An ACPI reference object
590 *
591 * RETURN: Pointer to a string
592 *
593 * DESCRIPTION: Decode a reference object sub-type to a string.
594 *
595 ******************************************************************************/
596
597/* Printable names of reference object sub-types */
598
599static const char *acpi_gbl_ref_class_names[] = {
600 /* 00 */ "Local",
601 /* 01 */ "Argument",
602 /* 02 */ "RefOf",
603 /* 03 */ "Index",
604 /* 04 */ "DdbHandle",
605 /* 05 */ "Named Object",
606 /* 06 */ "Debug"
607};
608
609const char *acpi_ut_get_reference_name(union acpi_operand_object *object)
610{
611 if (!object)
612 return "NULL Object";
613
614 if (ACPI_GET_DESCRIPTOR_TYPE(object) != ACPI_DESC_TYPE_OPERAND)
615 return "Not an Operand object";
616
617 if (object->common.type != ACPI_TYPE_LOCAL_REFERENCE)
618 return "Not a Reference object";
619
620 if (object->reference.class > ACPI_REFCLASS_MAX)
621 return "Unknown Reference class";
622
623 return acpi_gbl_ref_class_names[object->reference.class];
624}
625
626#if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER)
627/*
628 * Strings and procedures used for debug only
629 */
630
631/*******************************************************************************
632 *
633 * FUNCTION: acpi_ut_get_mutex_name
634 *
635 * PARAMETERS: mutex_id - The predefined ID for this mutex.
636 *
637 * RETURN: String containing the name of the mutex. Always returns a valid
638 * pointer.
639 *
640 * DESCRIPTION: Translate a mutex ID into a name string (Debug only)
641 *
642 ******************************************************************************/
643
644char *acpi_ut_get_mutex_name(u32 mutex_id)
645{
646
647 if (mutex_id > ACPI_MAX_MUTEX) {
648 return ("Invalid Mutex ID");
649 }
650
651 return (acpi_gbl_mutex_names[mutex_id]);
652}
653
654/*******************************************************************************
655 *
656 * FUNCTION: acpi_ut_get_notify_name
657 *
658 * PARAMETERS: notify_value - Value from the Notify() request
659 *
660 * RETURN: String corresponding to the Notify Value.
661 *
662 * DESCRIPTION: Translate a Notify Value to a notify namestring.
663 *
664 ******************************************************************************/
665
666/* Names for Notify() values, used for debug output */
667
668static const char *acpi_gbl_notify_value_names[] = {
669 "Bus Check",
670 "Device Check",
671 "Device Wake",
672 "Eject Request",
673 "Device Check Light",
674 "Frequency Mismatch",
675 "Bus Mode Mismatch",
676 "Power Fault",
677 "Capabilities Check",
678 "Device PLD Check",
679 "Reserved",
680 "System Locality Update"
681};
682
683const char *acpi_ut_get_notify_name(u32 notify_value)
684{
685
686 if (notify_value <= ACPI_NOTIFY_MAX) {
687 return (acpi_gbl_notify_value_names[notify_value]);
688 } else if (notify_value <= ACPI_MAX_SYS_NOTIFY) {
689 return ("Reserved");
690 } else { /* Greater or equal to 0x80 */
691
692 return ("**Device Specific**");
693 }
694}
695#endif
696
697/*******************************************************************************
698 *
699 * FUNCTION: acpi_ut_valid_object_type
700 *
701 * PARAMETERS: Type - Object type to be validated
702 *
703 * RETURN: TRUE if valid object type, FALSE otherwise
704 *
705 * DESCRIPTION: Validate an object type
706 *
707 ******************************************************************************/
708
709u8 acpi_ut_valid_object_type(acpi_object_type type)
710{
711
712 if (type > ACPI_TYPE_LOCAL_MAX) {
713
714 /* Note: Assumes all TYPEs are contiguous (external/local) */
715
716 return (FALSE);
717 }
718
719 return (TRUE);
720}
721
722/*******************************************************************************
723 *
724 * FUNCTION: acpi_ut_init_globals 241 * FUNCTION: acpi_ut_init_globals
725 * 242 *
726 * PARAMETERS: None 243 * PARAMETERS: None
@@ -806,6 +323,7 @@ acpi_status acpi_ut_init_globals(void)
806 acpi_gbl_db_output_flags = ACPI_DB_CONSOLE_OUTPUT; 323 acpi_gbl_db_output_flags = ACPI_DB_CONSOLE_OUTPUT;
807 acpi_gbl_osi_data = 0; 324 acpi_gbl_osi_data = 0;
808 acpi_gbl_osi_mutex = NULL; 325 acpi_gbl_osi_mutex = NULL;
326 acpi_gbl_reg_methods_executed = FALSE;
809 327
810 /* Hardware oriented */ 328 /* Hardware oriented */
811 329