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ACPICA: adding SPDX headers
[linux-2.6-block.git] / drivers / acpi / acpica / dbinput.c
CommitLineData
95857638 1// SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0
99575102
LZ		 2/*******************************************************************************
3 *
4 * Module Name: dbinput - user front-end to the AML debugger
5 *
6 ******************************************************************************/
7
99575102
LZ		 8#include <acpi/acpi.h>
9#include "accommon.h"
10#include "acdebug.h"
11
2ba7379b
BM		 12#ifdef ACPI_APPLICATION
13#include "acapps.h"
14#endif
15
99575102
LZ		 16#define _COMPONENT ACPI_CA_DEBUGGER
17ACPI_MODULE_NAME("dbinput")
18
19/* Local prototypes */
20static u32 acpi_db_get_line(char *input_buffer);
21
22static u32 acpi_db_match_command(char *user_command);
23
0dfaaa3d 24static void acpi_db_display_command_info(const char *command, u8 display_all);
99575102
LZ		 25
26static void acpi_db_display_help(char *command);
27
28static u8
0dfaaa3d 29acpi_db_match_command_help(const char *command,
99575102
LZ		 30 const struct acpi_db_command_help *help);
31
32/*
33 * Top-level debugger commands.
34 *
35 * This list of commands must match the string table below it
36 */
37enum acpi_ex_debugger_commands {
38 CMD_NOT_FOUND = 0,
39 CMD_NULL,
40 CMD_ALLOCATIONS,
41 CMD_ARGS,
42 CMD_ARGUMENTS,
43 CMD_BREAKPOINT,
44 CMD_BUSINFO,
45 CMD_CALL,
46 CMD_DEBUG,
47 CMD_DISASSEMBLE,
48 CMD_DISASM,
49 CMD_DUMP,
50 CMD_EVALUATE,
51 CMD_EXECUTE,
52 CMD_EXIT,
53 CMD_FIND,
54 CMD_GO,
55 CMD_HANDLERS,
56 CMD_HELP,
57 CMD_HELP2,
58 CMD_HISTORY,
59 CMD_HISTORY_EXE,
60 CMD_HISTORY_LAST,
61 CMD_INFORMATION,
62 CMD_INTEGRITY,
63 CMD_INTO,
64 CMD_LEVEL,
65 CMD_LIST,
66 CMD_LOCALS,
67 CMD_LOCKS,
68 CMD_METHODS,
69 CMD_NAMESPACE,
70 CMD_NOTIFY,
71 CMD_OBJECTS,
72 CMD_OSI,
73 CMD_OWNER,
74 CMD_PATHS,
75 CMD_PREDEFINED,
76 CMD_PREFIX,
77 CMD_QUIT,
78 CMD_REFERENCES,
79 CMD_RESOURCES,
80 CMD_RESULTS,
81 CMD_SET,
82 CMD_STATS,
83 CMD_STOP,
84 CMD_TABLES,
85 CMD_TEMPLATE,
86 CMD_TRACE,
87 CMD_TREE,
88 CMD_TYPE,
89#ifdef ACPI_APPLICATION
90 CMD_ENABLEACPI,
91 CMD_EVENT,
92 CMD_GPE,
93 CMD_GPES,
94 CMD_SCI,
95 CMD_SLEEP,
96
97 CMD_CLOSE,
98 CMD_LOAD,
99 CMD_OPEN,
100 CMD_UNLOAD,
101
102 CMD_TERMINATE,
060c859d 103 CMD_BACKGROUND,
99575102
LZ		 104 CMD_THREADS,
105
106 CMD_TEST,
107#endif
108};
109
110#define CMD_FIRST_VALID 2
111
112/* Second parameter is the required argument count */
113
114static const struct acpi_db_command_info acpi_gbl_db_commands[] = {
115 {"<NOT FOUND>", 0},
116 {"<NULL>", 0},
117 {"ALLOCATIONS", 0},
118 {"ARGS", 0},
119 {"ARGUMENTS", 0},
120 {"BREAKPOINT", 1},
121 {"BUSINFO", 0},
122 {"CALL", 0},
123 {"DEBUG", 1},
124 {"DISASSEMBLE", 1},
125 {"DISASM", 1},
126 {"DUMP", 1},
127 {"EVALUATE", 1},
128 {"EXECUTE", 1},
129 {"EXIT", 0},
130 {"FIND", 1},
131 {"GO", 0},
132 {"HANDLERS", 0},
133 {"HELP", 0},
134 {"?", 0},
135 {"HISTORY", 0},
136 {"!", 1},
137 {"!!", 0},
138 {"INFORMATION", 0},
139 {"INTEGRITY", 0},
140 {"INTO", 0},
141 {"LEVEL", 0},
142 {"LIST", 0},
143 {"LOCALS", 0},
144 {"LOCKS", 0},
145 {"METHODS", 0},
146 {"NAMESPACE", 0},
147 {"NOTIFY", 2},
148 {"OBJECTS", 0},
149 {"OSI", 0},
150 {"OWNER", 1},
151 {"PATHS", 0},
152 {"PREDEFINED", 0},
153 {"PREFIX", 0},
154 {"QUIT", 0},
155 {"REFERENCES", 1},
156 {"RESOURCES", 0},
157 {"RESULTS", 0},
158 {"SET", 3},
159 {"STATS", 1},
160 {"STOP", 0},
161 {"TABLES", 0},
162 {"TEMPLATE", 1},
163 {"TRACE", 1},
164 {"TREE", 0},
165 {"TYPE", 1},
166#ifdef ACPI_APPLICATION
167 {"ENABLEACPI", 0},
168 {"EVENT", 1},
169 {"GPE", 1},
170 {"GPES", 0},
171 {"SCI", 0},
172 {"SLEEP", 0},
173
174 {"CLOSE", 0},
175 {"LOAD", 1},
176 {"OPEN", 1},
177 {"UNLOAD", 1},
178
179 {"TERMINATE", 0},
060c859d 180 {"BACKGROUND", 1},
99575102
LZ		 181 {"THREADS", 3},
182
183 {"TEST", 1},
184#endif
185 {NULL, 0}
186};
187
188/*
189 * Help for all debugger commands. First argument is the number of lines
190 * of help to output for the command.
060c859d
BM		 191 *
192 * Note: Some commands are not supported by the kernel-level version of
193 * the debugger.
99575102
LZ		 194 */
195static const struct acpi_db_command_help acpi_gbl_db_command_help[] = {
060c859d
BM		 196 {0, "\nNamespace Access:", "\n"},
197 {1, " Businfo", "Display system bus info\n"},
198 {1, " Disassemble <Method>", "Disassemble a control method\n"},
199 {1, " Find <AcpiName> (? is wildcard)",
200 "Find ACPI name(s) with wildcards\n"},
201 {1, " Integrity", "Validate namespace integrity\n"},
202 {1, " Methods", "Display list of loaded control methods\n"},
203 {1, " Namespace [Object] [Depth]",
204 "Display loaded namespace tree/subtree\n"},
205 {1, " Notify <Object> <Value>", "Send a notification on Object\n"},
206 {1, " Objects [ObjectType]",
207 "Display summary of all objects or just given type\n"},
208 {1, " Owner <OwnerId> [Depth]",
209 "Display loaded namespace by object owner\n"},
210 {1, " Paths", "Display full pathnames of namespace objects\n"},
211 {1, " Predefined", "Check all predefined names\n"},
212 {1, " Prefix [<Namepath>]", "Set or Get current execution prefix\n"},
213 {1, " References <Addr>", "Find all references to object at addr\n"},
214 {1, " Resources [DeviceName]",
215 "Display Device resources (no arg = all devices)\n"},
216 {1, " Set N <NamedObject> <Value>", "Set value for named integer\n"},
217 {1, " Template <Object>", "Format/dump a Buffer/ResourceTemplate\n"},
218 {1, " Type <Object>", "Display object type\n"},
219
220 {0, "\nControl Method Execution:", "\n"},
221 {1, " Evaluate <Namepath> [Arguments]",
222 "Evaluate object or control method\n"},
223 {1, " Execute <Namepath> [Arguments]", "Synonym for Evaluate\n"},
224#ifdef ACPI_APPLICATION
225 {1, " Background <Namepath> [Arguments]",
226 "Evaluate object/method in a separate thread\n"},
227 {1, " Thread <Threads><Loops><NamePath>",
228 "Spawn threads to execute method(s)\n"},
229#endif
230 {1, " Debug <Namepath> [Arguments]", "Single-Step a control method\n"},
231 {7, " [Arguments] formats:", "Control method argument formats\n"},
232 {1, " Hex Integer", "Integer\n"},
233 {1, " \"Ascii String\"", "String\n"},
234 {1, " (Hex Byte List)", "Buffer\n"},
235 {1, " (01 42 7A BF)", "Buffer example (4 bytes)\n"},
236 {1, " [Package Element List]", "Package\n"},
237 {1, " [0x01 0x1234 \"string\"]",
238 "Package example (3 elements)\n"},
239
240 {0, "\nMiscellaneous:", "\n"},
99575102
LZ		 241 {1, " Allocations", "Display list of current memory allocations\n"},
242 {2, " Dump <Address>|<Namepath>", "\n"},
243 {0, " [Byte|Word|Dword|Qword]",
244 "Display ACPI objects or memory\n"},
245 {1, " Handlers", "Info about global handlers\n"},
246 {1, " Help [Command]", "This help screen or individual command\n"},
247 {1, " History", "Display command history buffer\n"},
248 {1, " Level <DebugLevel>] [console]",
249 "Get/Set debug level for file or console\n"},
250 {1, " Locks", "Current status of internal mutexes\n"},
251 {1, " Osi [Install|Remove <name>]",
252 "Display or modify global _OSI list\n"},
253 {1, " Quit or Exit", "Exit this command\n"},
254 {8, " Stats <SubCommand>",
255 "Display namespace and memory statistics\n"},
256 {1, " Allocations", "Display list of current memory allocations\n"},
257 {1, " Memory", "Dump internal memory lists\n"},
258 {1, " Misc", "Namespace search and mutex stats\n"},
259 {1, " Objects", "Summary of namespace objects\n"},
260 {1, " Sizes", "Sizes for each of the internal objects\n"},
261 {1, " Stack", "Display CPU stack usage\n"},
262 {1, " Tables", "Info about current ACPI table(s)\n"},
263 {1, " Tables", "Display info about loaded ACPI tables\n"},
060c859d
BM		 264#ifdef ACPI_APPLICATION
265 {1, " Terminate", "Delete namespace and all internal objects\n"},
266#endif
99575102
LZ		 267 {1, " ! <CommandNumber>", "Execute command from history buffer\n"},
268 {1, " !!", "Execute last command again\n"},
269
060c859d
BM		 270 {0, "\nMethod and Namespace Debugging:", "\n"},
271 {5, " Trace <State> [<Namepath>] [Once]",
272 "Trace control method execution\n"},
273 {1, " Enable", "Enable all messages\n"},
274 {1, " Disable", "Disable tracing\n"},
275 {1, " Method", "Enable method execution messages\n"},
276 {1, " Opcode", "Enable opcode execution messages\n"},
277 {3, " Test <TestName>", "Invoke a debug test\n"},
278 {1, " Objects", "Read/write/compare all namespace data objects\n"},
279 {1, " Predefined",
280 "Validate all ACPI predefined names (_STA, etc.)\n"},
281 {1, " Execute predefined",
282 "Execute all predefined (public) methods\n"},
99575102 283
060c859d 284 {0, "\nControl Method Single-Step Execution:", "\n"},
99575102
LZ		 285 {1, " Arguments (or Args)", "Display method arguments\n"},
286 {1, " Breakpoint <AmlOffset>", "Set an AML execution breakpoint\n"},
287 {1, " Call", "Run to next control method invocation\n"},
99575102
LZ		 288 {1, " Go", "Allow method to run to completion\n"},
289 {1, " Information", "Display info about the current method\n"},
290 {1, " Into", "Step into (not over) a method call\n"},
291 {1, " List [# of Aml Opcodes]", "Display method ASL statements\n"},
292 {1, " Locals", "Display method local variables\n"},
293 {1, " Results", "Display method result stack\n"},
294 {1, " Set <A|L> <#> <Value>", "Set method data (Arguments/Locals)\n"},
295 {1, " Stop", "Terminate control method\n"},
99575102
LZ		 296 {1, " Tree", "Display control method calling tree\n"},
297 {1, " <Enter>", "Single step next AML opcode (over calls)\n"},
298
299#ifdef ACPI_APPLICATION
060c859d 300 {0, "\nFile Operations:", "\n"},
99575102
LZ		 301 {1, " Close", "Close debug output file\n"},
302 {1, " Load <Input Filename>", "Load ACPI table from a file\n"},
303 {1, " Open <Output Filename>", "Open a file for debug output\n"},
304 {1, " Unload <Namepath>",
305 "Unload an ACPI table via namespace object\n"},
306
060c859d
BM		 307 {0, "\nHardware Simulation:", "\n"},
308 {1, " EnableAcpi", "Enable ACPI (hardware) mode\n"},
309 {1, " Event <F|G> <Value>", "Generate AcpiEvent (Fixed/GPE)\n"},
310 {1, " Gpe <GpeNum> [GpeBlockDevice]", "Simulate a GPE\n"},
311 {1, " Gpes", "Display info on all GPE devices\n"},
312 {1, " Sci", "Generate an SCI\n"},
313 {1, " Sleep [SleepState]", "Simulate sleep/wake sequence(s) (0-5)\n"},
99575102
LZ		 314#endif
315 {0, NULL, NULL}
316};
317
318/*******************************************************************************
319 *
320 * FUNCTION: acpi_db_match_command_help
321 *
322 * PARAMETERS: command - Command string to match
323 * help - Help table entry to attempt match
324 *
325 * RETURN: TRUE if command matched, FALSE otherwise
326 *
327 * DESCRIPTION: Attempt to match a command in the help table in order to
328 * print help information for a single command.
329 *
330 ******************************************************************************/
331
332static u8
0dfaaa3d 333acpi_db_match_command_help(const char *command,
99575102
LZ		 334 const struct acpi_db_command_help *help)
335{
336 char *invocation = help->invocation;
337 u32 line_count;
338
339 /* Valid commands in the help table begin with a couple of spaces */
340
341 if (*invocation != ' ') {
342 return (FALSE);
343 }
344
345 while (*invocation == ' ') {
346 invocation++;
347 }
348
349 /* Match command name (full command or substring) */
350
351 while ((*command) && (*invocation) && (*invocation != ' ')) {
352 if (tolower((int)*command) != tolower((int)*invocation)) {
353 return (FALSE);
354 }
355
356 invocation++;
357 command++;
358 }
359
360 /* Print the appropriate number of help lines */
361
362 line_count = help->line_count;
363 while (line_count) {
364 acpi_os_printf("%-38s : %s", help->invocation,
365 help->description);
366 help++;
367 line_count--;
368 }
369
370 return (TRUE);
371}
372
373/*******************************************************************************
374 *
375 * FUNCTION: acpi_db_display_command_info
376 *
377 * PARAMETERS: command - Command string to match
378 * display_all - Display all matching commands, or just
379 * the first one (substring match)
380 *
381 * RETURN: None
382 *
383 * DESCRIPTION: Display help information for a Debugger command.
384 *
385 ******************************************************************************/
386
0dfaaa3d 387static void acpi_db_display_command_info(const char *command, u8 display_all)
99575102
LZ		 388{
389 const struct acpi_db_command_help *next;
390 u8 matched;
391
392 next = acpi_gbl_db_command_help;
393 while (next->invocation) {
394 matched = acpi_db_match_command_help(command, next);
395 if (!display_all && matched) {
396 return;
397 }
398
399 next++;
400 }
401}
402
403/*******************************************************************************
404 *
405 * FUNCTION: acpi_db_display_help
406 *
407 * PARAMETERS: command - Optional command string to display help.
408 * if not specified, all debugger command
409 * help strings are displayed
410 *
411 * RETURN: None
412 *
413 * DESCRIPTION: Display help for a single debugger command, or all of them.
414 *
415 ******************************************************************************/
416
417static void acpi_db_display_help(char *command)
418{
419 const struct acpi_db_command_help *next = acpi_gbl_db_command_help;
420
421 if (!command) {
422
423 /* No argument to help, display help for all commands */
424
060c859d
BM		 425 acpi_os_printf("\nSummary of AML Debugger Commands\n\n");
426
99575102
LZ		 427 while (next->invocation) {
428 acpi_os_printf("%-38s%s", next->invocation,
429 next->description);
430 next++;
431 }
060c859d
BM		 432 acpi_os_printf("\n");
433
99575102
LZ		 434 } else {
435 /* Display help for all commands that match the subtring */
436
437 acpi_db_display_command_info(command, TRUE);
438 }
439}
440
441/*******************************************************************************
442 *
443 * FUNCTION: acpi_db_get_next_token
444 *
445 * PARAMETERS: string - Command buffer
446 * next - Return value, end of next token
447 *
448 * RETURN: Pointer to the start of the next token.
449 *
450 * DESCRIPTION: Command line parsing. Get the next token on the command line
451 *
452 ******************************************************************************/
453
454char *acpi_db_get_next_token(char *string,
f5c1e1c5 455 char **next, acpi_object_type *return_type)
99575102
LZ		 456{
457 char *start;
458 u32 depth;
459 acpi_object_type type = ACPI_TYPE_INTEGER;
460
461 /* At end of buffer? */
462
463 if (!string || !(*string)) {
464 return (NULL);
465 }
466
467 /* Remove any spaces at the beginning */
468
469 if (*string == ' ') {
470 while (*string && (*string == ' ')) {
471 string++;
472 }
473
474 if (!(*string)) {
475 return (NULL);
476 }
477 }
478
479 switch (*string) {
480 case '"':
481
482 /* This is a quoted string, scan until closing quote */
483
484 string++;
485 start = string;
486 type = ACPI_TYPE_STRING;
487
488 /* Find end of string */
489
490 while (*string && (*string != '"')) {
491 string++;
492 }
493 break;
494
495 case '(':
496
497 /* This is the start of a buffer, scan until closing paren */
498
499 string++;
500 start = string;
501 type = ACPI_TYPE_BUFFER;
502
503 /* Find end of buffer */
504
505 while (*string && (*string != ')')) {
506 string++;
507 }
508 break;
509
510 case '[':
511
512 /* This is the start of a package, scan until closing bracket */
513
514 string++;
515 depth = 1;
516 start = string;
517 type = ACPI_TYPE_PACKAGE;
518
519 /* Find end of package (closing bracket) */
520
521 while (*string) {
522
523 /* Handle String package elements */
524
525 if (*string == '"') {
526 /* Find end of string */
527
528 string++;
529 while (*string && (*string != '"')) {
530 string++;
531 }
532 if (!(*string)) {
533 break;
534 }
535 } else if (*string == '[') {
536 depth++; /* A nested package declaration */
537 } else if (*string == ']') {
538 depth--;
539 if (depth == 0) { /* Found final package closing bracket */
540 break;
541 }
542 }
543
544 string++;
545 }
546 break;
547
548 default:
549
550 start = string;
551
552 /* Find end of token */
553
554 while (*string && (*string != ' ')) {
555 string++;
556 }
557 break;
558 }
559
560 if (!(*string)) {
561 *next = NULL;
562 } else {
563 *string = 0;
564 *next = string + 1;
565 }
566
567 *return_type = type;
568 return (start);
569}
570
571/*******************************************************************************
572 *
573 * FUNCTION: acpi_db_get_line
574 *
575 * PARAMETERS: input_buffer - Command line buffer
576 *
577 * RETURN: Count of arguments to the command
578 *
579 * DESCRIPTION: Get the next command line from the user. Gets entire line
580 * up to the next newline
581 *
582 ******************************************************************************/
583
584static u32 acpi_db_get_line(char *input_buffer)
585{
586 u32 i;
587 u32 count;
588 char *next;
589 char *this;
590
591 if (acpi_ut_safe_strcpy
592 (acpi_gbl_db_parsed_buf, sizeof(acpi_gbl_db_parsed_buf),
593 input_buffer)) {
594 acpi_os_printf
595 ("Buffer overflow while parsing input line (max %u characters)\n",
596 sizeof(acpi_gbl_db_parsed_buf));
597 return (0);
598 }
599
600 this = acpi_gbl_db_parsed_buf;
601 for (i = 0; i < ACPI_DEBUGGER_MAX_ARGS; i++) {
602 acpi_gbl_db_args[i] = acpi_db_get_next_token(this, &next,
603 &acpi_gbl_db_arg_types
604 [i]);
605 if (!acpi_gbl_db_args[i]) {
606 break;
607 }
608
609 this = next;
610 }
611
612 /* Uppercase the actual command */
613
4d16ca17 614 acpi_ut_strupr(acpi_gbl_db_args[0]);
99575102
LZ		 615
616 count = i;
617 if (count) {
618 count--; /* Number of args only */
619 }
620
621 return (count);
622}
623
624/*******************************************************************************
625 *
626 * FUNCTION: acpi_db_match_command
627 *
628 * PARAMETERS: user_command - User command line
629 *
630 * RETURN: Index into command array, -1 if not found
631 *
632 * DESCRIPTION: Search command array for a command match
633 *
634 ******************************************************************************/
635
636static u32 acpi_db_match_command(char *user_command)
637{
638 u32 i;
639
640 if (!user_command || user_command[0] == 0) {
641 return (CMD_NULL);
642 }
643
644 for (i = CMD_FIRST_VALID; acpi_gbl_db_commands[i].name; i++) {
0dfaaa3d
BM		 645 if (strstr
646 (ACPI_CAST_PTR(char, acpi_gbl_db_commands[i].name),
647 user_command) == acpi_gbl_db_commands[i].name) {
99575102
LZ		 648 return (i);
649 }
650 }
651
652 /* Command not recognized */
653
654 return (CMD_NOT_FOUND);
655}
656
657/*******************************************************************************
658 *
659 * FUNCTION: acpi_db_command_dispatch
660 *
661 * PARAMETERS: input_buffer - Command line buffer
662 * walk_state - Current walk
663 * op - Current (executing) parse op
664 *
665 * RETURN: Status
666 *
667 * DESCRIPTION: Command dispatcher.
668 *
669 ******************************************************************************/
670
671acpi_status
672acpi_db_command_dispatch(char *input_buffer,
f5c1e1c5
LZ		 673 struct acpi_walk_state *walk_state,
674 union acpi_parse_object *op)
99575102
LZ		 675{
676 u32 temp;
677 u32 command_index;
678 u32 param_count;
679 char *command_line;
680 acpi_status status = AE_CTRL_TRUE;
681
682 /* If acpi_terminate has been called, terminate this thread */
683
af08f9cc 684 if (acpi_gbl_db_terminate_loop) {
99575102
LZ		 685 return (AE_CTRL_TERMINATE);
686 }
687
688 /* Find command and add to the history buffer */
689
690 param_count = acpi_db_get_line(input_buffer);
691 command_index = acpi_db_match_command(acpi_gbl_db_args[0]);
692 temp = 0;
693
694 /*
695 * We don't want to add the !! command to the history buffer. It
696 * would cause an infinite loop because it would always be the
697 * previous command.
698 */
699 if (command_index != CMD_HISTORY_LAST) {
700 acpi_db_add_to_history(input_buffer);
701 }
702
703 /* Verify that we have the minimum number of params */
704
705 if (param_count < acpi_gbl_db_commands[command_index].min_args) {
706 acpi_os_printf
707 ("%u parameters entered, [%s] requires %u parameters\n",
708 param_count, acpi_gbl_db_commands[command_index].name,
709 acpi_gbl_db_commands[command_index].min_args);
710
711 acpi_db_display_command_info(acpi_gbl_db_commands
712 [command_index].name, FALSE);
713 return (AE_CTRL_TRUE);
714 }
715
716 /* Decode and dispatch the command */
717
718 switch (command_index) {
719 case CMD_NULL:
720
721 if (op) {
722 return (AE_OK);
723 }
724 break;
725
726 case CMD_ALLOCATIONS:
727
728#ifdef ACPI_DBG_TRACK_ALLOCATIONS
729 acpi_ut_dump_allocations((u32)-1, NULL);
730#endif
731 break;
732
733 case CMD_ARGS:
734 case CMD_ARGUMENTS:
735
736 acpi_db_display_arguments();
737 break;
738
739 case CMD_BREAKPOINT:
740
741 acpi_db_set_method_breakpoint(acpi_gbl_db_args[1], walk_state,
742 op);
743 break;
744
745 case CMD_BUSINFO:
746
747 acpi_db_get_bus_info();
748 break;
749
750 case CMD_CALL:
751
752 acpi_db_set_method_call_breakpoint(op);
753 status = AE_OK;
754 break;
755
756 case CMD_DEBUG:
757
758 acpi_db_execute(acpi_gbl_db_args[1],
759 &acpi_gbl_db_args[2], &acpi_gbl_db_arg_types[2],
760 EX_SINGLE_STEP);
761 break;
762
763 case CMD_DISASSEMBLE:
764 case CMD_DISASM:
765
766 (void)acpi_db_disassemble_method(acpi_gbl_db_args[1]);
767 break;
768
769 case CMD_DUMP:
770
771 acpi_db_decode_and_display_object(acpi_gbl_db_args[1],
772 acpi_gbl_db_args[2]);
773 break;
774
775 case CMD_EVALUATE:
776 case CMD_EXECUTE:
777
778 acpi_db_execute(acpi_gbl_db_args[1],
779 &acpi_gbl_db_args[2], &acpi_gbl_db_arg_types[2],
780 EX_NO_SINGLE_STEP);
781 break;
782
783 case CMD_FIND:
784
785 status = acpi_db_find_name_in_namespace(acpi_gbl_db_args[1]);
786 break;
787
788 case CMD_GO:
789
790 acpi_gbl_cm_single_step = FALSE;
791 return (AE_OK);
792
793 case CMD_HANDLERS:
794
795 acpi_db_display_handlers();
796 break;
797
798 case CMD_HELP:
799 case CMD_HELP2:
800
801 acpi_db_display_help(acpi_gbl_db_args[1]);
802 break;
803
804 case CMD_HISTORY:
805
806 acpi_db_display_history();
807 break;
808
809 case CMD_HISTORY_EXE: /* ! command */
810
811 command_line = acpi_db_get_from_history(acpi_gbl_db_args[1]);
812 if (!command_line) {
813 return (AE_CTRL_TRUE);
814 }
815
816 status = acpi_db_command_dispatch(command_line, walk_state, op);
817 return (status);
818
819 case CMD_HISTORY_LAST: /* !! command */
820
821 command_line = acpi_db_get_from_history(NULL);
822 if (!command_line) {
823 return (AE_CTRL_TRUE);
824 }
825
826 status = acpi_db_command_dispatch(command_line, walk_state, op);
827 return (status);
828
829 case CMD_INFORMATION:
830
831 acpi_db_display_method_info(op);
832 break;
833
834 case CMD_INTEGRITY:
835
836 acpi_db_check_integrity();
837 break;
838
839 case CMD_INTO:
840
841 if (op) {
842 acpi_gbl_cm_single_step = TRUE;
843 return (AE_OK);
844 }
845 break;
846
847 case CMD_LEVEL:
848
849 if (param_count == 0) {
850 acpi_os_printf
851 ("Current debug level for file output is: %8.8lX\n",
852 acpi_gbl_db_debug_level);
853 acpi_os_printf
854 ("Current debug level for console output is: %8.8lX\n",
855 acpi_gbl_db_console_debug_level);
856 } else if (param_count == 2) {
857 temp = acpi_gbl_db_console_debug_level;
858 acpi_gbl_db_console_debug_level =
859 strtoul(acpi_gbl_db_args[1], NULL, 16);
860 acpi_os_printf
861 ("Debug Level for console output was %8.8lX, now %8.8lX\n",
862 temp, acpi_gbl_db_console_debug_level);
863 } else {
864 temp = acpi_gbl_db_debug_level;
865 acpi_gbl_db_debug_level =
866 strtoul(acpi_gbl_db_args[1], NULL, 16);
867 acpi_os_printf
868 ("Debug Level for file output was %8.8lX, now %8.8lX\n",
869 temp, acpi_gbl_db_debug_level);
870 }
871 break;
872
873 case CMD_LIST:
874
875 acpi_db_disassemble_aml(acpi_gbl_db_args[1], op);
876 break;
877
878 case CMD_LOCKS:
879
880 acpi_db_display_locks();
881 break;
882
883 case CMD_LOCALS:
884
885 acpi_db_display_locals();
886 break;
887
888 case CMD_METHODS:
889
890 status = acpi_db_display_objects("METHOD", acpi_gbl_db_args[1]);
891 break;
892
893 case CMD_NAMESPACE:
894
895 acpi_db_dump_namespace(acpi_gbl_db_args[1],
896 acpi_gbl_db_args[2]);
897 break;
898
899 case CMD_NOTIFY:
900
901 temp = strtoul(acpi_gbl_db_args[2], NULL, 0);
902 acpi_db_send_notify(acpi_gbl_db_args[1], temp);
903 break;
904
905 case CMD_OBJECTS:
906
907 acpi_ut_strupr(acpi_gbl_db_args[1]);
908 status =
909 acpi_db_display_objects(acpi_gbl_db_args[1],
910 acpi_gbl_db_args[2]);
911 break;
912
913 case CMD_OSI:
914
915 acpi_db_display_interfaces(acpi_gbl_db_args[1],
916 acpi_gbl_db_args[2]);
917 break;
918
919 case CMD_OWNER:
920
921 acpi_db_dump_namespace_by_owner(acpi_gbl_db_args[1],
922 acpi_gbl_db_args[2]);
923 break;
924
925 case CMD_PATHS:
926
927 acpi_db_dump_namespace_paths();
928 break;
929
930 case CMD_PREFIX:
931
932 acpi_db_set_scope(acpi_gbl_db_args[1]);
933 break;
934
935 case CMD_REFERENCES:
936
937 acpi_db_find_references(acpi_gbl_db_args[1]);
938 break;
939
940 case CMD_RESOURCES:
941
942 acpi_db_display_resources(acpi_gbl_db_args[1]);
943 break;
944
945 case CMD_RESULTS:
946
947 acpi_db_display_results();
948 break;
949
950 case CMD_SET:
951
952 acpi_db_set_method_data(acpi_gbl_db_args[1],
953 acpi_gbl_db_args[2],
954 acpi_gbl_db_args[3]);
955 break;
956
957 case CMD_STATS:
958
959 status = acpi_db_display_statistics(acpi_gbl_db_args[1]);
960 break;
961
962 case CMD_STOP:
963
964 return (AE_NOT_IMPLEMENTED);
965
966 case CMD_TABLES:
967
968 acpi_db_display_table_info(acpi_gbl_db_args[1]);
969 break;
970
971 case CMD_TEMPLATE:
972
973 acpi_db_display_template(acpi_gbl_db_args[1]);
974 break;
975
976 case CMD_TRACE:
977
978 acpi_db_trace(acpi_gbl_db_args[1], acpi_gbl_db_args[2],
979 acpi_gbl_db_args[3]);
980 break;
981
982 case CMD_TREE:
983
984 acpi_db_display_calling_tree();
985 break;
986
987 case CMD_TYPE:
988
989 acpi_db_display_object_type(acpi_gbl_db_args[1]);
990 break;
991
992#ifdef ACPI_APPLICATION
993
994 /* Hardware simulation commands. */
995
996 case CMD_ENABLEACPI:
997#if (!ACPI_REDUCED_HARDWARE)
998
999 status = acpi_enable();
1000 if (ACPI_FAILURE(status)) {
1001 acpi_os_printf("AcpiEnable failed (Status=%X)\n",
1002 status);
1003 return (status);
1004 }
1005#endif /* !ACPI_REDUCED_HARDWARE */
1006 break;
1007
1008 case CMD_EVENT:
1009
1010 acpi_os_printf("Event command not implemented\n");
1011 break;
1012
1013 case CMD_GPE:
1014
1015 acpi_db_generate_gpe(acpi_gbl_db_args[1], acpi_gbl_db_args[2]);
1016 break;
1017
1018 case CMD_GPES:
1019
1020 acpi_db_display_gpes();
1021 break;
1022
1023 case CMD_SCI:
1024
1025 acpi_db_generate_sci();
1026 break;
1027
1028 case CMD_SLEEP:
1029
1030 status = acpi_db_sleep(acpi_gbl_db_args[1]);
1031 break;
1032
1033 /* File I/O commands. */
1034
1035 case CMD_CLOSE:
1036
1037 acpi_db_close_debug_file();
1038 break;
1039
2ba7379b
BM		 1040 case CMD_LOAD:{
1041 struct acpi_new_table_desc *list_head = NULL;
99575102 1042
2ba7379b 1043 status =
395ec731
BM		 1044 ac_get_all_tables_from_file(acpi_gbl_db_args[1],
1045 ACPI_GET_ALL_TABLES,
1046 &list_head);
2ba7379b
BM		 1047 if (ACPI_SUCCESS(status)) {
1048 acpi_db_load_tables(list_head);
1049 }
1050 }
99575102
LZ		 1051 break;
1052
1053 case CMD_OPEN:
1054
1055 acpi_db_open_debug_file(acpi_gbl_db_args[1]);
1056 break;
1057
1058 /* User space commands. */
1059
1060 case CMD_TERMINATE:
1061
1062 acpi_db_set_output_destination(ACPI_DB_REDIRECTABLE_OUTPUT);
1063 acpi_ut_subsystem_shutdown();
1064
1065 /*
1066 * TBD: [Restructure] Need some way to re-initialize without
1067 * re-creating the semaphores!
1068 */
1069
086ab742 1070 acpi_gbl_db_terminate_loop = TRUE;
99575102
LZ		 1071 /* acpi_initialize (NULL); */
1072 break;
1073
060c859d
BM		 1074 case CMD_BACKGROUND:
1075
1076 acpi_db_create_execution_thread(acpi_gbl_db_args[1],
1077 &acpi_gbl_db_args[2],
1078 &acpi_gbl_db_arg_types[2]);
1079 break;
1080
99575102
LZ		 1081 case CMD_THREADS:
1082
1083 acpi_db_create_execution_threads(acpi_gbl_db_args[1],
1084 acpi_gbl_db_args[2],
1085 acpi_gbl_db_args[3]);
1086 break;
1087
1088 /* Debug test commands. */
1089
1090 case CMD_PREDEFINED:
1091
1092 acpi_db_check_predefined_names();
1093 break;
1094
1095 case CMD_TEST:
1096
1097 acpi_db_execute_test(acpi_gbl_db_args[1]);
1098 break;
1099
1100 case CMD_UNLOAD:
1101
1102 acpi_db_unload_acpi_table(acpi_gbl_db_args[1]);
1103 break;
1104#endif
1105
1106 case CMD_EXIT:
1107 case CMD_QUIT:
1108
1109 if (op) {
1110 acpi_os_printf("Method execution terminated\n");
1111 return (AE_CTRL_TERMINATE);
1112 }
1113
1114 if (!acpi_gbl_db_output_to_file) {
1115 acpi_dbg_level = ACPI_DEBUG_DEFAULT;
1116 }
1117#ifdef ACPI_APPLICATION
1118 acpi_db_close_debug_file();
1119#endif
af08f9cc 1120 acpi_gbl_db_terminate_loop = TRUE;
99575102
LZ		 1121 return (AE_CTRL_TERMINATE);
1122
1123 case CMD_NOT_FOUND:
1124 default:
1125
1126 acpi_os_printf("%s: unknown command\n", acpi_gbl_db_args[0]);
1127 return (AE_CTRL_TRUE);
1128 }
1129
1130 if (ACPI_SUCCESS(status)) {
1131 status = AE_CTRL_TRUE;
1132 }
1133
1134 return (status);
1135}
1136
1137/*******************************************************************************
1138 *
1139 * FUNCTION: acpi_db_execute_thread
1140 *
1141 * PARAMETERS: context - Not used
1142 *
1143 * RETURN: None
1144 *
1145 * DESCRIPTION: Debugger execute thread. Waits for a command line, then
1146 * simply dispatches it.
1147 *
1148 ******************************************************************************/
1149
1150void ACPI_SYSTEM_XFACE acpi_db_execute_thread(void *context)
1151{
99575102 1152
f8d31489 1153 (void)acpi_db_user_commands();
af08f9cc 1154 acpi_gbl_db_threads_terminated = TRUE;
99575102
LZ		 1155}
1156
99575102
LZ		 1157/*******************************************************************************
1158 *
1159 * FUNCTION: acpi_db_user_commands
1160 *
f8d31489 1161 * PARAMETERS: None
99575102
LZ		 1162 *
1163 * RETURN: None
1164 *
1165 * DESCRIPTION: Command line execution for the AML debugger. Commands are
1166 * matched and dispatched here.
1167 *
1168 ******************************************************************************/
1169
f8d31489 1170acpi_status acpi_db_user_commands(void)
99575102
LZ		 1171{
1172 acpi_status status = AE_OK;
1173
1174 acpi_os_printf("\n");
1175
1176 /* TBD: [Restructure] Need a separate command line buffer for step mode */
1177
af08f9cc 1178 while (!acpi_gbl_db_terminate_loop) {
99575102 1179
f8d31489 1180 /* Wait the readiness of the command */
99575102 1181
f8d31489 1182 status = acpi_os_wait_command_ready();
99575102 1183 if (ACPI_FAILURE(status)) {
f8d31489 1184 break;
99575102
LZ		 1185 }
1186
f8d31489 1187 /* Just call to the command line interpreter */
99575102 1188
f8d31489
LZ		 1189 acpi_gbl_method_executing = FALSE;
1190 acpi_gbl_step_to_next_call = FALSE;
99575102 1191
f8d31489
LZ		 1192 (void)acpi_db_command_dispatch(acpi_gbl_db_line_buf, NULL,
1193 NULL);
1194
1195 /* Notify the completion of the command */
99575102 1196
f8d31489
LZ		 1197 status = acpi_os_notify_command_complete();
1198 if (ACPI_FAILURE(status)) {
1199 break;
99575102
LZ		 1200 }
1201 }
1202
f8d31489
LZ		 1203 if (ACPI_FAILURE(status) && status != AE_CTRL_TERMINATE) {
1204 ACPI_EXCEPTION((AE_INFO, status, "While parsing command line"));
1205 }
99575102
LZ		 1206 return (status);
1207}
Linux 6.x block layer and io_uring tree(s)