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1// SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0
2/*******************************************************************************
3 *
4 * Module Name: dbdisply - debug display commands
5 *
6 ******************************************************************************/
7
8#include <acpi/acpi.h>
9#include "accommon.h"
10#include "amlcode.h"
11#include "acdispat.h"
12#include "acnamesp.h"
13#include "acparser.h"
14#include "acinterp.h"
15#include "acevents.h"
16#include "acdebug.h"
17
18#define _COMPONENT ACPI_CA_DEBUGGER
19ACPI_MODULE_NAME("dbdisply")
20
21/* Local prototypes */
22static void acpi_db_dump_parser_descriptor(union acpi_parse_object *op);
23
24static void *acpi_db_get_pointer(void *target);
25
26static acpi_status
27acpi_db_display_non_root_handlers(acpi_handle obj_handle,
28 u32 nesting_level,
29 void *context, void **return_value);
30
31/*
32 * System handler information.
33 * Used for Handlers command, in acpi_db_display_handlers.
34 */
35#define ACPI_PREDEFINED_PREFIX "%25s (%.2X) : "
36#define ACPI_HANDLER_NAME_STRING "%30s : "
37#define ACPI_HANDLER_PRESENT_STRING "%-9s (%p)\n"
38#define ACPI_HANDLER_PRESENT_STRING2 "%-9s (%p)"
39#define ACPI_HANDLER_NOT_PRESENT_STRING "%-9s\n"
40
41/* All predefined Address Space IDs */
42
43static acpi_adr_space_type acpi_gbl_space_id_list[] = {
44 ACPI_ADR_SPACE_SYSTEM_MEMORY,
45 ACPI_ADR_SPACE_SYSTEM_IO,
46 ACPI_ADR_SPACE_PCI_CONFIG,
47 ACPI_ADR_SPACE_EC,
48 ACPI_ADR_SPACE_SMBUS,
49 ACPI_ADR_SPACE_CMOS,
50 ACPI_ADR_SPACE_PCI_BAR_TARGET,
51 ACPI_ADR_SPACE_IPMI,
52 ACPI_ADR_SPACE_GPIO,
53 ACPI_ADR_SPACE_GSBUS,
54 ACPI_ADR_SPACE_DATA_TABLE,
55 ACPI_ADR_SPACE_FIXED_HARDWARE
56};
57
58/* Global handler information */
59
60typedef struct acpi_handler_info {
61 void *handler;
62 char *name;
63
64} acpi_handler_info;
65
66static struct acpi_handler_info acpi_gbl_handler_list[] = {
67 {&acpi_gbl_global_notify[0].handler, "System Notifications"},
68 {&acpi_gbl_global_notify[1].handler, "Device Notifications"},
69 {&acpi_gbl_table_handler, "ACPI Table Events"},
70 {&acpi_gbl_exception_handler, "Control Method Exceptions"},
71 {&acpi_gbl_interface_handler, "OSI Invocations"}
72};
73
74/*******************************************************************************
75 *
76 * FUNCTION: acpi_db_get_pointer
77 *
78 * PARAMETERS: target - Pointer to string to be converted
79 *
80 * RETURN: Converted pointer
81 *
82 * DESCRIPTION: Convert an ascii pointer value to a real value
83 *
84 ******************************************************************************/
85
86static void *acpi_db_get_pointer(void *target)
87{
88 void *obj_ptr;
89 acpi_size address;
90
91 address = strtoul(target, NULL, 16);
92 obj_ptr = ACPI_TO_POINTER(address);
93 return (obj_ptr);
94}
95
96/*******************************************************************************
97 *
98 * FUNCTION: acpi_db_dump_parser_descriptor
99 *
100 * PARAMETERS: op - A parser Op descriptor
101 *
102 * RETURN: None
103 *
104 * DESCRIPTION: Display a formatted parser object
105 *
106 ******************************************************************************/
107
108static void acpi_db_dump_parser_descriptor(union acpi_parse_object *op)
109{
110 const struct acpi_opcode_info *info;
111
112 info = acpi_ps_get_opcode_info(op->common.aml_opcode);
113
114 acpi_os_printf("Parser Op Descriptor:\n");
115 acpi_os_printf("%20.20s : %4.4X\n", "Opcode", op->common.aml_opcode);
116
117 ACPI_DEBUG_ONLY_MEMBERS(acpi_os_printf("%20.20s : %s\n", "Opcode Name",
118 info->name));
119
120 acpi_os_printf("%20.20s : %p\n", "Value/ArgList", op->common.value.arg);
121 acpi_os_printf("%20.20s : %p\n", "Parent", op->common.parent);
122 acpi_os_printf("%20.20s : %p\n", "NextOp", op->common.next);
123}
124
125/*******************************************************************************
126 *
127 * FUNCTION: acpi_db_decode_and_display_object
128 *
129 * PARAMETERS: target - String with object to be displayed. Names
130 * and hex pointers are supported.
131 * output_type - Byte, Word, Dword, or Qword (B|W|D|Q)
132 *
133 * RETURN: None
134 *
135 * DESCRIPTION: Display a formatted ACPI object
136 *
137 ******************************************************************************/
138
139void acpi_db_decode_and_display_object(char *target, char *output_type)
140{
141 void *obj_ptr;
142 struct acpi_namespace_node *node;
143 union acpi_operand_object *obj_desc;
144 u32 display = DB_BYTE_DISPLAY;
145 char buffer[80];
146 struct acpi_buffer ret_buf;
147 acpi_status status;
148 u32 size;
149
150 if (!target) {
151 return;
152 }
153
154 /* Decode the output type */
155
156 if (output_type) {
157 acpi_ut_strupr(output_type);
158 if (output_type[0] == 'W') {
159 display = DB_WORD_DISPLAY;
160 } else if (output_type[0] == 'D') {
161 display = DB_DWORD_DISPLAY;
162 } else if (output_type[0] == 'Q') {
163 display = DB_QWORD_DISPLAY;
164 }
165 }
166
167 ret_buf.length = sizeof(buffer);
168 ret_buf.pointer = buffer;
169
170 /* Differentiate between a number and a name */
171
172 if ((target[0] >= 0x30) && (target[0] <= 0x39)) {
173 obj_ptr = acpi_db_get_pointer(target);
174 if (!acpi_os_readable(obj_ptr, 16)) {
175 acpi_os_printf
176 ("Address %p is invalid in this address space\n",
177 obj_ptr);
178 return;
179 }
180
181 /* Decode the object type */
182
183 switch (ACPI_GET_DESCRIPTOR_TYPE(obj_ptr)) {
184 case ACPI_DESC_TYPE_NAMED:
185
186 /* This is a namespace Node */
187
188 if (!acpi_os_readable
189 (obj_ptr, sizeof(struct acpi_namespace_node))) {
190 acpi_os_printf
191 ("Cannot read entire Named object at address %p\n",
192 obj_ptr);
193 return;
194 }
195
196 node = obj_ptr;
197 goto dump_node;
198
199 case ACPI_DESC_TYPE_OPERAND:
200
201 /* This is a ACPI OPERAND OBJECT */
202
203 if (!acpi_os_readable
204 (obj_ptr, sizeof(union acpi_operand_object))) {
205 acpi_os_printf
206 ("Cannot read entire ACPI object at address %p\n",
207 obj_ptr);
208 return;
209 }
210
211 acpi_ut_debug_dump_buffer(obj_ptr,
212 sizeof(union
213 acpi_operand_object),
214 display, ACPI_UINT32_MAX);
215 acpi_ex_dump_object_descriptor(obj_ptr, 1);
216 break;
217
218 case ACPI_DESC_TYPE_PARSER:
219
220 /* This is a Parser Op object */
221
222 if (!acpi_os_readable
223 (obj_ptr, sizeof(union acpi_parse_object))) {
224 acpi_os_printf
225 ("Cannot read entire Parser object at address %p\n",
226 obj_ptr);
227 return;
228 }
229
230 acpi_ut_debug_dump_buffer(obj_ptr,
231 sizeof(union
232 acpi_parse_object),
233 display, ACPI_UINT32_MAX);
234 acpi_db_dump_parser_descriptor((union acpi_parse_object
235 *)obj_ptr);
236 break;
237
238 default:
239
240 /* Is not a recognizable object */
241
242 acpi_os_printf
243 ("Not a known ACPI internal object, descriptor type %2.2X\n",
244 ACPI_GET_DESCRIPTOR_TYPE(obj_ptr));
245
246 size = 16;
247 if (acpi_os_readable(obj_ptr, 64)) {
248 size = 64;
249 }
250
251 /* Just dump some memory */
252
253 acpi_ut_debug_dump_buffer(obj_ptr, size, display,
254 ACPI_UINT32_MAX);
255 break;
256 }
257
258 return;
259 }
260
261 /* The parameter is a name string that must be resolved to a Named obj */
262
263 node = acpi_db_local_ns_lookup(target);
264 if (!node) {
265 return;
266 }
267
268dump_node:
269 /* Now dump the NS node */
270
271 status = acpi_get_name(node, ACPI_FULL_PATHNAME_NO_TRAILING, &ret_buf);
272 if (ACPI_FAILURE(status)) {
273 acpi_os_printf("Could not convert name to pathname\n");
274 }
275
276 else {
277 acpi_os_printf("Object %p: Namespace Node - Pathname: %s\n",
278 node, (char *)ret_buf.pointer);
279 }
280
281 if (!acpi_os_readable(node, sizeof(struct acpi_namespace_node))) {
282 acpi_os_printf("Invalid Named object at address %p\n", node);
283 return;
284 }
285
286 acpi_ut_debug_dump_buffer((void *)node,
287 sizeof(struct acpi_namespace_node), display,
288 ACPI_UINT32_MAX);
289 acpi_ex_dump_namespace_node(node, 1);
290
291 obj_desc = acpi_ns_get_attached_object(node);
292 if (obj_desc) {
293 acpi_os_printf("\nAttached Object %p:", obj_desc);
294 if (!acpi_os_readable
295 (obj_desc, sizeof(union acpi_operand_object))) {
296 acpi_os_printf
297 ("Invalid internal ACPI Object at address %p\n",
298 obj_desc);
299 return;
300 }
301
302 if (ACPI_GET_DESCRIPTOR_TYPE(((struct acpi_namespace_node *)
303 obj_desc)) ==
304 ACPI_DESC_TYPE_NAMED) {
305 acpi_os_printf(" Namespace Node - ");
306 status =
307 acpi_get_name((struct acpi_namespace_node *)
308 obj_desc,
309 ACPI_FULL_PATHNAME_NO_TRAILING,
310 &ret_buf);
311 if (ACPI_FAILURE(status)) {
312 acpi_os_printf
313 ("Could not convert name to pathname\n");
314 } else {
315 acpi_os_printf("Pathname: %s",
316 (char *)ret_buf.pointer);
317 }
318
319 acpi_os_printf("\n");
320 acpi_ut_debug_dump_buffer((void *)obj_desc,
321 sizeof(struct
322 acpi_namespace_node),
323 display, ACPI_UINT32_MAX);
324 } else {
325 acpi_os_printf("\n");
326 acpi_ut_debug_dump_buffer((void *)obj_desc,
327 sizeof(union
328 acpi_operand_object),
329 display, ACPI_UINT32_MAX);
330 }
331
332 acpi_ex_dump_object_descriptor(obj_desc, 1);
333 }
334}
335
336/*******************************************************************************
337 *
338 * FUNCTION: acpi_db_display_method_info
339 *
340 * PARAMETERS: start_op - Root of the control method parse tree
341 *
342 * RETURN: None
343 *
344 * DESCRIPTION: Display information about the current method
345 *
346 ******************************************************************************/
347
348void acpi_db_display_method_info(union acpi_parse_object *start_op)
349{
350 struct acpi_walk_state *walk_state;
351 union acpi_operand_object *obj_desc;
352 struct acpi_namespace_node *node;
353 union acpi_parse_object *root_op;
354 union acpi_parse_object *op;
355 const struct acpi_opcode_info *op_info;
356 u32 num_ops = 0;
357 u32 num_operands = 0;
358 u32 num_operators = 0;
359 u32 num_remaining_ops = 0;
360 u32 num_remaining_operands = 0;
361 u32 num_remaining_operators = 0;
362 u8 count_remaining = FALSE;
363
364 walk_state = acpi_ds_get_current_walk_state(acpi_gbl_current_walk_list);
365 if (!walk_state) {
366 acpi_os_printf("There is no method currently executing\n");
367 return;
368 }
369
370 obj_desc = walk_state->method_desc;
371 node = walk_state->method_node;
372
373 acpi_os_printf("Currently executing control method is [%4.4s]\n",
374 acpi_ut_get_node_name(node));
375 acpi_os_printf("%X Arguments, SyncLevel = %X\n",
376 (u32)obj_desc->method.param_count,
377 (u32)obj_desc->method.sync_level);
378
379 root_op = start_op;
380 while (root_op->common.parent) {
381 root_op = root_op->common.parent;
382 }
383
384 op = root_op;
385
386 while (op) {
387 if (op == start_op) {
388 count_remaining = TRUE;
389 }
390
391 num_ops++;
392 if (count_remaining) {
393 num_remaining_ops++;
394 }
395
396 /* Decode the opcode */
397
398 op_info = acpi_ps_get_opcode_info(op->common.aml_opcode);
399 switch (op_info->class) {
400 case AML_CLASS_ARGUMENT:
401
402 if (count_remaining) {
403 num_remaining_operands++;
404 }
405
406 num_operands++;
407 break;
408
409 case AML_CLASS_UNKNOWN:
410
411 /* Bad opcode or ASCII character */
412
413 continue;
414
415 default:
416
417 if (count_remaining) {
418 num_remaining_operators++;
419 }
420
421 num_operators++;
422 break;
423 }
424
425 op = acpi_ps_get_depth_next(start_op, op);
426 }
427
428 acpi_os_printf
429 ("Method contains: %X AML Opcodes - %X Operators, %X Operands\n",
430 num_ops, num_operators, num_operands);
431
432 acpi_os_printf
433 ("Remaining to execute: %X AML Opcodes - %X Operators, %X Operands\n",
434 num_remaining_ops, num_remaining_operators,
435 num_remaining_operands);
436}
437
438/*******************************************************************************
439 *
440 * FUNCTION: acpi_db_display_locals
441 *
442 * PARAMETERS: None
443 *
444 * RETURN: None
445 *
446 * DESCRIPTION: Display all locals for the currently running control method
447 *
448 ******************************************************************************/
449
450void acpi_db_display_locals(void)
451{
452 struct acpi_walk_state *walk_state;
453
454 walk_state = acpi_ds_get_current_walk_state(acpi_gbl_current_walk_list);
455 if (!walk_state) {
456 acpi_os_printf("There is no method currently executing\n");
457 return;
458 }
459
460 acpi_db_decode_locals(walk_state);
461}
462
463/*******************************************************************************
464 *
465 * FUNCTION: acpi_db_display_arguments
466 *
467 * PARAMETERS: None
468 *
469 * RETURN: None
470 *
471 * DESCRIPTION: Display all arguments for the currently running control method
472 *
473 ******************************************************************************/
474
475void acpi_db_display_arguments(void)
476{
477 struct acpi_walk_state *walk_state;
478
479 walk_state = acpi_ds_get_current_walk_state(acpi_gbl_current_walk_list);
480 if (!walk_state) {
481 acpi_os_printf("There is no method currently executing\n");
482 return;
483 }
484
485 acpi_db_decode_arguments(walk_state);
486}
487
488/*******************************************************************************
489 *
490 * FUNCTION: acpi_db_display_results
491 *
492 * PARAMETERS: None
493 *
494 * RETURN: None
495 *
496 * DESCRIPTION: Display current contents of a method result stack
497 *
498 ******************************************************************************/
499
500void acpi_db_display_results(void)
501{
502 u32 i;
503 struct acpi_walk_state *walk_state;
504 union acpi_operand_object *obj_desc;
505 u32 result_count = 0;
506 struct acpi_namespace_node *node;
507 union acpi_generic_state *frame;
508 u32 index; /* Index onto current frame */
509
510 walk_state = acpi_ds_get_current_walk_state(acpi_gbl_current_walk_list);
511 if (!walk_state) {
512 acpi_os_printf("There is no method currently executing\n");
513 return;
514 }
515
516 obj_desc = walk_state->method_desc;
517 node = walk_state->method_node;
518
519 if (walk_state->results) {
520 result_count = walk_state->result_count;
521 }
522
523 acpi_os_printf("Method [%4.4s] has %X stacked result objects\n",
524 acpi_ut_get_node_name(node), result_count);
525
526 /* From the top element of result stack */
527
528 frame = walk_state->results;
529 index = (result_count - 1) % ACPI_RESULTS_FRAME_OBJ_NUM;
530
531 for (i = 0; i < result_count; i++) {
532 obj_desc = frame->results.obj_desc[index];
533 acpi_os_printf("Result%u: ", i);
534 acpi_db_display_internal_object(obj_desc, walk_state);
535
536 if (index == 0) {
537 frame = frame->results.next;
538 index = ACPI_RESULTS_FRAME_OBJ_NUM;
539 }
540
541 index--;
542 }
543}
544
545/*******************************************************************************
546 *
547 * FUNCTION: acpi_db_display_calling_tree
548 *
549 * PARAMETERS: None
550 *
551 * RETURN: None
552 *
553 * DESCRIPTION: Display current calling tree of nested control methods
554 *
555 ******************************************************************************/
556
557void acpi_db_display_calling_tree(void)
558{
559 struct acpi_walk_state *walk_state;
560 struct acpi_namespace_node *node;
561
562 walk_state = acpi_ds_get_current_walk_state(acpi_gbl_current_walk_list);
563 if (!walk_state) {
564 acpi_os_printf("There is no method currently executing\n");
565 return;
566 }
567
568 node = walk_state->method_node;
569 acpi_os_printf("Current Control Method Call Tree\n");
570
571 while (walk_state) {
572 node = walk_state->method_node;
573 acpi_os_printf(" [%4.4s]\n", acpi_ut_get_node_name(node));
574
575 walk_state = walk_state->next;
576 }
577}
578
579/*******************************************************************************
580 *
581 * FUNCTION: acpi_db_display_object_type
582 *
583 * PARAMETERS: object_arg - User entered NS node handle
584 *
585 * RETURN: None
586 *
587 * DESCRIPTION: Display type of an arbitrary NS node
588 *
589 ******************************************************************************/
590
591void acpi_db_display_object_type(char *object_arg)
592{
593 acpi_size arg;
594 acpi_handle handle;
595 struct acpi_device_info *info;
596 acpi_status status;
597 u32 i;
598
599 arg = strtoul(object_arg, NULL, 16);
600 handle = ACPI_TO_POINTER(arg);
601
602 status = acpi_get_object_info(handle, &info);
603 if (ACPI_FAILURE(status)) {
604 acpi_os_printf("Could not get object info, %s\n",
605 acpi_format_exception(status));
606 return;
607 }
608
609 acpi_os_printf("ADR: %8.8X%8.8X, Flags: %X\n",
610 ACPI_FORMAT_UINT64(info->address), info->flags);
611
612 acpi_os_printf("S1D-%2.2X S2D-%2.2X S3D-%2.2X S4D-%2.2X\n",
613 info->highest_dstates[0], info->highest_dstates[1],
614 info->highest_dstates[2], info->highest_dstates[3]);
615
616 acpi_os_printf("S0W-%2.2X S1W-%2.2X S2W-%2.2X S3W-%2.2X S4W-%2.2X\n",
617 info->lowest_dstates[0], info->lowest_dstates[1],
618 info->lowest_dstates[2], info->lowest_dstates[3],
619 info->lowest_dstates[4]);
620
621 if (info->valid & ACPI_VALID_HID) {
622 acpi_os_printf("HID: %s\n", info->hardware_id.string);
623 }
624
625 if (info->valid & ACPI_VALID_UID) {
626 acpi_os_printf("UID: %s\n", info->unique_id.string);
627 }
628
629 if (info->valid & ACPI_VALID_CID) {
630 for (i = 0; i < info->compatible_id_list.count; i++) {
631 acpi_os_printf("CID %u: %s\n", i,
632 info->compatible_id_list.ids[i].string);
633 }
634 }
635
636 ACPI_FREE(info);
637}
638
639/*******************************************************************************
640 *
641 * FUNCTION: acpi_db_display_result_object
642 *
643 * PARAMETERS: obj_desc - Object to be displayed
644 * walk_state - Current walk state
645 *
646 * RETURN: None
647 *
648 * DESCRIPTION: Display the result of an AML opcode
649 *
650 * Note: Currently only displays the result object if we are single stepping.
651 * However, this output may be useful in other contexts and could be enabled
652 * to do so if needed.
653 *
654 ******************************************************************************/
655
656void
657acpi_db_display_result_object(union acpi_operand_object *obj_desc,
658 struct acpi_walk_state *walk_state)
659{
660
661#ifndef ACPI_APPLICATION
662 if (acpi_gbl_db_thread_id != acpi_os_get_thread_id()) {
663 return;
664 }
665#endif
666
667 /* Only display if single stepping */
668
669 if (!acpi_gbl_cm_single_step) {
670 return;
671 }
672
673 acpi_os_printf("ResultObj: ");
674 acpi_db_display_internal_object(obj_desc, walk_state);
675 acpi_os_printf("\n");
676}
677
678/*******************************************************************************
679 *
680 * FUNCTION: acpi_db_display_argument_object
681 *
682 * PARAMETERS: obj_desc - Object to be displayed
683 * walk_state - Current walk state
684 *
685 * RETURN: None
686 *
687 * DESCRIPTION: Display the result of an AML opcode
688 *
689 ******************************************************************************/
690
691void
692acpi_db_display_argument_object(union acpi_operand_object *obj_desc,
693 struct acpi_walk_state *walk_state)
694{
695
696#ifndef ACPI_APPLICATION
697 if (acpi_gbl_db_thread_id != acpi_os_get_thread_id()) {
698 return;
699 }
700#endif
701
702 if (!acpi_gbl_cm_single_step) {
703 return;
704 }
705
706 acpi_os_printf("ArgObj: ");
707 acpi_db_display_internal_object(obj_desc, walk_state);
708}
709
710#if (!ACPI_REDUCED_HARDWARE)
711/*******************************************************************************
712 *
713 * FUNCTION: acpi_db_display_gpes
714 *
715 * PARAMETERS: None
716 *
717 * RETURN: None
718 *
719 * DESCRIPTION: Display the current GPE structures
720 *
721 ******************************************************************************/
722
723void acpi_db_display_gpes(void)
724{
725 struct acpi_gpe_block_info *gpe_block;
726 struct acpi_gpe_xrupt_info *gpe_xrupt_info;
727 struct acpi_gpe_event_info *gpe_event_info;
728 struct acpi_gpe_register_info *gpe_register_info;
729 char *gpe_type;
730 struct acpi_gpe_notify_info *notify;
731 u32 gpe_index;
732 u32 block = 0;
733 u32 i;
734 u32 j;
735 u32 count;
736 char buffer[80];
737 struct acpi_buffer ret_buf;
738 acpi_status status;
739
740 ret_buf.length = sizeof(buffer);
741 ret_buf.pointer = buffer;
742
743 block = 0;
744
745 /* Walk the GPE lists */
746
747 gpe_xrupt_info = acpi_gbl_gpe_xrupt_list_head;
748 while (gpe_xrupt_info) {
749 gpe_block = gpe_xrupt_info->gpe_block_list_head;
750 while (gpe_block) {
751 status = acpi_get_name(gpe_block->node,
752 ACPI_FULL_PATHNAME_NO_TRAILING,
753 &ret_buf);
754 if (ACPI_FAILURE(status)) {
755 acpi_os_printf
756 ("Could not convert name to pathname\n");
757 }
758
759 if (gpe_block->node == acpi_gbl_fadt_gpe_device) {
760 gpe_type = "FADT-defined GPE block";
761 } else {
762 gpe_type = "GPE Block Device";
763 }
764
765 acpi_os_printf
766 ("\nBlock %u - Info %p DeviceNode %p [%s] - %s\n",
767 block, gpe_block, gpe_block->node, buffer,
768 gpe_type);
769
770 acpi_os_printf(" Registers: %u (%u GPEs)\n",
771 gpe_block->register_count,
772 gpe_block->gpe_count);
773
774 acpi_os_printf
775 (" GPE range: 0x%X to 0x%X on interrupt %u\n",
776 gpe_block->block_base_number,
777 gpe_block->block_base_number +
778 (gpe_block->gpe_count - 1),
779 gpe_xrupt_info->interrupt_number);
780
781 acpi_os_printf
782 (" RegisterInfo: %p Status %8.8X%8.8X Enable %8.8X%8.8X\n",
783 gpe_block->register_info,
784 ACPI_FORMAT_UINT64(gpe_block->register_info->
785 status_address.address),
786 ACPI_FORMAT_UINT64(gpe_block->register_info->
787 enable_address.address));
788
789 acpi_os_printf(" EventInfo: %p\n",
790 gpe_block->event_info);
791
792 /* Examine each GPE Register within the block */
793
794 for (i = 0; i < gpe_block->register_count; i++) {
795 gpe_register_info =
796 &gpe_block->register_info[i];
797
798 acpi_os_printf(" Reg %u: (GPE %.2X-%.2X) "
799 "RunEnable %2.2X WakeEnable %2.2X"
800 " Status %8.8X%8.8X Enable %8.8X%8.8X\n",
801 i,
802 gpe_register_info->
803 base_gpe_number,
804 gpe_register_info->
805 base_gpe_number +
806 (ACPI_GPE_REGISTER_WIDTH - 1),
807 gpe_register_info->
808 enable_for_run,
809 gpe_register_info->
810 enable_for_wake,
811 ACPI_FORMAT_UINT64
812 (gpe_register_info->
813 status_address.address),
814 ACPI_FORMAT_UINT64
815 (gpe_register_info->
816 enable_address.address));
817
818 /* Now look at the individual GPEs in this byte register */
819
820 for (j = 0; j < ACPI_GPE_REGISTER_WIDTH; j++) {
821 gpe_index =
822 (i * ACPI_GPE_REGISTER_WIDTH) + j;
823 gpe_event_info =
824 &gpe_block->event_info[gpe_index];
825
826 if (ACPI_GPE_DISPATCH_TYPE
827 (gpe_event_info->flags) ==
828 ACPI_GPE_DISPATCH_NONE) {
829
830 /* This GPE is not used (no method or handler), ignore it */
831
832 continue;
833 }
834
835 acpi_os_printf
836 (" GPE %.2X: %p RunRefs %2.2X Flags %2.2X (",
837 gpe_block->block_base_number +
838 gpe_index, gpe_event_info,
839 gpe_event_info->runtime_count,
840 gpe_event_info->flags);
841
842 /* Decode the flags byte */
843
844 if (gpe_event_info->
845 flags & ACPI_GPE_LEVEL_TRIGGERED) {
846 acpi_os_printf("Level, ");
847 } else {
848 acpi_os_printf("Edge, ");
849 }
850
851 if (gpe_event_info->
852 flags & ACPI_GPE_CAN_WAKE) {
853 acpi_os_printf("CanWake, ");
854 } else {
855 acpi_os_printf("RunOnly, ");
856 }
857
858 switch (ACPI_GPE_DISPATCH_TYPE
859 (gpe_event_info->flags)) {
860 case ACPI_GPE_DISPATCH_NONE:
861
862 acpi_os_printf("NotUsed");
863 break;
864
865 case ACPI_GPE_DISPATCH_METHOD:
866
867 acpi_os_printf("Method");
868 break;
869
870 case ACPI_GPE_DISPATCH_HANDLER:
871
872 acpi_os_printf("Handler");
873 break;
874
875 case ACPI_GPE_DISPATCH_NOTIFY:
876
877 count = 0;
878 notify =
879 gpe_event_info->dispatch.
880 notify_list;
881 while (notify) {
882 count++;
883 notify = notify->next;
884 }
885
886 acpi_os_printf
887 ("Implicit Notify on %u devices",
888 count);
889 break;
890
891 case ACPI_GPE_DISPATCH_RAW_HANDLER:
892
893 acpi_os_printf("RawHandler");
894 break;
895
896 default:
897
898 acpi_os_printf("UNKNOWN: %X",
899 ACPI_GPE_DISPATCH_TYPE
900 (gpe_event_info->
901 flags));
902 break;
903 }
904
905 acpi_os_printf(")\n");
906 }
907 }
908
909 block++;
910 gpe_block = gpe_block->next;
911 }
912
913 gpe_xrupt_info = gpe_xrupt_info->next;
914 }
915}
916#endif /* !ACPI_REDUCED_HARDWARE */
917
918/*******************************************************************************
919 *
920 * FUNCTION: acpi_db_display_handlers
921 *
922 * PARAMETERS: None
923 *
924 * RETURN: None
925 *
926 * DESCRIPTION: Display the currently installed global handlers
927 *
928 ******************************************************************************/
929
930void acpi_db_display_handlers(void)
931{
932 union acpi_operand_object *obj_desc;
933 union acpi_operand_object *handler_obj;
934 acpi_adr_space_type space_id;
935 u32 i;
936
937 /* Operation region handlers */
938
939 acpi_os_printf("\nOperation Region Handlers at the namespace root:\n");
940
941 obj_desc = acpi_ns_get_attached_object(acpi_gbl_root_node);
942 if (obj_desc) {
943 for (i = 0; i < ACPI_ARRAY_LENGTH(acpi_gbl_space_id_list); i++) {
944 space_id = acpi_gbl_space_id_list[i];
945
946 acpi_os_printf(ACPI_PREDEFINED_PREFIX,
947 acpi_ut_get_region_name((u8)space_id),
948 space_id);
949
950 handler_obj =
951 acpi_ev_find_region_handler(space_id,
952 obj_desc->common_notify.
953 handler);
954 if (handler_obj) {
955 acpi_os_printf(ACPI_HANDLER_PRESENT_STRING,
956 (handler_obj->address_space.
957 handler_flags &
958 ACPI_ADDR_HANDLER_DEFAULT_INSTALLED)
959 ? "Default" : "User",
960 handler_obj->address_space.
961 handler);
962
963 goto found_handler;
964 }
965
966 /* There is no handler for this space_id */
967
968 acpi_os_printf("None\n");
969
970found_handler: ;
971 }
972
973 /* Find all handlers for user-defined space_IDs */
974
975 handler_obj = obj_desc->common_notify.handler;
976 while (handler_obj) {
977 if (handler_obj->address_space.space_id >=
978 ACPI_USER_REGION_BEGIN) {
979 acpi_os_printf(ACPI_PREDEFINED_PREFIX,
980 "User-defined ID",
981 handler_obj->address_space.
982 space_id);
983 acpi_os_printf(ACPI_HANDLER_PRESENT_STRING,
984 (handler_obj->address_space.
985 handler_flags &
986 ACPI_ADDR_HANDLER_DEFAULT_INSTALLED)
987 ? "Default" : "User",
988 handler_obj->address_space.
989 handler);
990 }
991
992 handler_obj = handler_obj->address_space.next;
993 }
994 }
995#if (!ACPI_REDUCED_HARDWARE)
996
997 /* Fixed event handlers */
998
999 acpi_os_printf("\nFixed Event Handlers:\n");
1000
1001 for (i = 0; i < ACPI_NUM_FIXED_EVENTS; i++) {
1002 acpi_os_printf(ACPI_PREDEFINED_PREFIX,
1003 acpi_ut_get_event_name(i), i);
1004 if (acpi_gbl_fixed_event_handlers[i].handler) {
1005 acpi_os_printf(ACPI_HANDLER_PRESENT_STRING, "User",
1006 acpi_gbl_fixed_event_handlers[i].
1007 handler);
1008 } else {
1009 acpi_os_printf(ACPI_HANDLER_NOT_PRESENT_STRING, "None");
1010 }
1011 }
1012
1013#endif /* !ACPI_REDUCED_HARDWARE */
1014
1015 /* Miscellaneous global handlers */
1016
1017 acpi_os_printf("\nMiscellaneous Global Handlers:\n");
1018
1019 for (i = 0; i < ACPI_ARRAY_LENGTH(acpi_gbl_handler_list); i++) {
1020 acpi_os_printf(ACPI_HANDLER_NAME_STRING,
1021 acpi_gbl_handler_list[i].name);
1022
1023 if (acpi_gbl_handler_list[i].handler) {
1024 acpi_os_printf(ACPI_HANDLER_PRESENT_STRING, "User",
1025 acpi_gbl_handler_list[i].handler);
1026 } else {
1027 acpi_os_printf(ACPI_HANDLER_NOT_PRESENT_STRING, "None");
1028 }
1029 }
1030
1031 /* Other handlers that are installed throughout the namespace */
1032
1033 acpi_os_printf("\nOperation Region Handlers for specific devices:\n");
1034
1035 (void)acpi_walk_namespace(ACPI_TYPE_DEVICE, ACPI_ROOT_OBJECT,
1036 ACPI_UINT32_MAX,
1037 acpi_db_display_non_root_handlers, NULL, NULL,
1038 NULL);
1039}
1040
1041/*******************************************************************************
1042 *
1043 * FUNCTION: acpi_db_display_non_root_handlers
1044 *
1045 * PARAMETERS: acpi_walk_callback
1046 *
1047 * RETURN: Status
1048 *
1049 * DESCRIPTION: Display information about all handlers installed for a
1050 * device object.
1051 *
1052 ******************************************************************************/
1053
1054static acpi_status
1055acpi_db_display_non_root_handlers(acpi_handle obj_handle,
1056 u32 nesting_level,
1057 void *context, void **return_value)
1058{
1059 struct acpi_namespace_node *node =
1060 ACPI_CAST_PTR(struct acpi_namespace_node, obj_handle);
1061 union acpi_operand_object *obj_desc;
1062 union acpi_operand_object *handler_obj;
1063 char *pathname;
1064
1065 obj_desc = acpi_ns_get_attached_object(node);
1066 if (!obj_desc) {
1067 return (AE_OK);
1068 }
1069
1070 pathname = acpi_ns_get_normalized_pathname(node, TRUE);
1071 if (!pathname) {
1072 return (AE_OK);
1073 }
1074
1075 /* Display all handlers associated with this device */
1076
1077 handler_obj = obj_desc->common_notify.handler;
1078 while (handler_obj) {
1079 acpi_os_printf(ACPI_PREDEFINED_PREFIX,
1080 acpi_ut_get_region_name((u8)handler_obj->
1081 address_space.space_id),
1082 handler_obj->address_space.space_id);
1083
1084 acpi_os_printf(ACPI_HANDLER_PRESENT_STRING2,
1085 (handler_obj->address_space.handler_flags &
1086 ACPI_ADDR_HANDLER_DEFAULT_INSTALLED) ? "Default"
1087 : "User", handler_obj->address_space.handler);
1088
1089 acpi_os_printf(" Device Name: %s (%p)\n", pathname, node);
1090
1091 handler_obj = handler_obj->address_space.next;
1092 }
1093
1094 ACPI_FREE(pathname);
1095 return (AE_OK);
1096}